/* AIPC UP — Cursor marketing theme (exact tokens from cursor.com)
   Source: --color-theme-* in Cursor all-styles.css
   light bg #f7f7f4 · fg #26251e · card #f2f1ed · accent #f54e00
   dark  bg #14120b · fg #edecec · card #1b1913 · accent #f54e00 */

:root {
  /* ── Cursor primitives (light) ── */
  --color-theme-bg: #f7f7f4;
  --color-theme-fg: #26251e;
  --color-theme-fg-02: #3b3a33;
  --color-theme-card-hex: #f2f1ed;
  --color-theme-card-01-hex: #f0efeb;
  --color-theme-card-02-hex: #ebeae5;
  --color-theme-card-03-hex: #e6e5e0;
  --color-theme-card-04-hex: #e1e0db;
  --color-theme-card-warm-hex: #f3ede6;
  --color-theme-card-hover-hex: #ebeae5;
  --color-theme-card-hover-light-hex: #f0efeb;
  --color-theme-accent: #f54e00;

  /* fg opacity ladder (Cursor) */
  --color-theme-fg-01: color-mix(in oklab, var(--color-theme-fg) 1%, transparent);
  --color-theme-fg-02-5: color-mix(in oklab, var(--color-theme-fg) 2.5%, transparent);
  --color-theme-fg-05: color-mix(in oklab, var(--color-theme-fg) 5%, transparent);
  --color-theme-fg-07-5: color-mix(in oklab, var(--color-theme-fg) 7.5%, transparent);
  --color-theme-fg-08: color-mix(in oklab, var(--color-theme-fg) 8%, transparent);
  --color-theme-fg-10: color-mix(in oklab, var(--color-theme-fg) 10%, transparent);
  --color-theme-fg-15: color-mix(in oklab, var(--color-theme-fg) 15%, transparent);
  --color-theme-fg-20: color-mix(in oklab, var(--color-theme-fg) 20%, transparent);

  --color-theme-text: var(--color-theme-fg);
  --color-theme-text-mid: color-mix(in oklab, var(--color-theme-fg) 50%, transparent);
  --color-theme-text-sec: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-text-tertiary: color-mix(in oklab, var(--color-theme-fg) 40%, transparent);

  --color-theme-border-01: color-mix(in oklab, var(--color-theme-fg) 2.5%, transparent);
  --color-theme-border-01-5: color-mix(in oklab, var(--color-theme-fg) 5%, transparent);
  --color-theme-border-02: color-mix(in oklab, var(--color-theme-fg) 10%, transparent);
  --color-theme-border-02-5: color-mix(in oklab, var(--color-theme-fg) 20%, transparent);
  --color-theme-border-03: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-border: var(--color-theme-border-02);
  --color-theme-card-hover-border: var(--color-theme-border-02);

  /* buttons (Cursor) */
  --color-theme-button-bg: var(--color-theme-fg);
  --color-theme-button-text: var(--color-theme-bg);
  --color-theme-button-hover-bg: var(--color-theme-fg-02);
  --color-theme-button-hover-border: var(--color-theme-fg-02);
  --color-theme-button-hover-text: var(--color-theme-bg);
  --color-theme-button-sec-bg: transparent;
  --color-theme-button-sec-border: var(--color-theme-border-03);
  --color-theme-button-sec-text: var(--color-theme-fg);

  /* product embed / ansi (Cursor) */
  --color-theme-product-chrome: var(--color-theme-card-hex);
  --color-theme-product-editor: var(--color-theme-bg);
  --color-theme-product-text: color-mix(in oklab, var(--color-theme-fg) 92%, transparent);
  --color-theme-product-text-sec: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-product-text-tertiary: color-mix(in oklab, var(--color-theme-fg) 40%, transparent);
  --color-theme-product-ansi-green: #1f8a65;
  --color-theme-product-ansi-red: #cf2d56;
  --color-theme-product-line-inserted-line-background: color-mix(
    in srgb,
    var(--color-theme-product-ansi-green) 8%,
    transparent
  );
  --color-theme-product-removed-line-background: color-mix(
    in srgb,
    var(--color-theme-product-ansi-red) 6%,
    transparent
  );

  /* Cursor flyout shadow */
  --shadow-outline-theme: 0 0 0 1px var(--color-theme-border-02);
  --shadow-flyout-cursor: 0 0 1rem #00000005, 0 0 0.5rem #00000002;

  /* ── App semantic aliases (map → Cursor) ── */
  --bg: var(--color-theme-bg);
  --bg-2: var(--color-theme-card-01-hex);
  --surface: var(--color-theme-card-hex);
  --surface-solid: var(--color-theme-card-hex);
  --surface-2: var(--color-theme-card-02-hex);
  --surface-3: var(--color-theme-card-03-hex);
  --surface-4: var(--color-theme-card-04-hex);
  --surface-warm: var(--color-theme-card-warm-hex);
  --text: var(--color-theme-fg);
  --text-2: var(--color-theme-fg-02);
  --text-mid: var(--color-theme-text-mid);
  --text-sec: var(--color-theme-text-sec);
  --text-tertiary: var(--color-theme-text-tertiary);
  --muted: var(--color-theme-text-sec);
  --faint: var(--color-theme-text-tertiary);
  --border-01: var(--color-theme-border-01-5);
  --border-02: var(--color-theme-border-02);
  --border-03: var(--color-theme-border-03);
  --line: var(--color-theme-border-02);
  --line-2: var(--color-theme-border-01-5);
  --line-strong: var(--color-theme-border-02-5);
  --accent: var(--color-theme-accent);
  --accent-soft: color-mix(in oklab, var(--color-theme-accent) 14%, transparent);
  --blue: var(--color-theme-accent);
  --ink: var(--color-theme-button-bg);
  --ink-hover: var(--color-theme-button-hover-bg);
  --btn-text: var(--color-theme-button-text);
  --btn-sec-border: var(--color-theme-button-sec-border);
  --btn-sec-text: var(--color-theme-button-sec-text);

  /* Product window: Cursor dark palette (marketing product stage stays dark) */
  --chrome: #14120b;
  --chrome-2: #1b1913;
  --chrome-3: #201e18;
  --chrome-4: #26241e;
  --chrome-line: color-mix(in oklab, #edecec 8%, transparent);
  --chrome-text: #edecec;
  --chrome-text-2: #d7d6d5;
  --chrome-muted: color-mix(in oklab, #edecec 60%, transparent);
  --chrome-faint: color-mix(in oklab, #edecec 40%, transparent);
  --chrome-ansi-green: #1f8a65;
  --chrome-ansi-red: #cf2d56;

  --header-h: 56px;
  --shell: min(1120px, calc(100% - 48px));
  --shell-text: min(780px, calc(100% - 48px));
  --font: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei",
    system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
    Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
  --radius: 12px;
  --radius-sm: 8px;
  --icon-stroke: 1.25;
  --shadow-app:
    0 0 0 1px color-mix(in oklab, var(--color-theme-fg) 12%, transparent),
    0 2px 4px var(--color-theme-fg-02-5),
    0 24px 48px -12px color-mix(in oklab, var(--color-theme-fg) 16%, transparent),
    0 48px 96px -24px color-mix(in oklab, var(--color-theme-fg) 10%, transparent);
  --shadow-flyout:
    var(--shadow-outline-theme),
    var(--shadow-flyout-cursor);
  /* Inverted CTA band = Cursor dark bg + dark fg */
  --final-bg: #14120b;
  --final-text: #edecec;
  --final-muted: color-mix(in oklab, #edecec 60%, transparent);
  --prefs-bg: var(--color-theme-fg-05);
  --prefs-border: var(--color-theme-border-02);
  --prefs-hover: var(--color-theme-fg-07-5);
  color-scheme: light;
}

/* Cursor marketing theme (dark) — exact dark hexes from [data-theme=dark] */
html[data-theme="dark"] {
  --color-theme-bg: #14120b;
  --color-theme-fg: #edecec;
  --color-theme-fg-02: #d7d6d5;
  --color-theme-card-hex: #1b1913;
  --color-theme-card-01-hex: #1d1b15;
  --color-theme-card-02-hex: #201e18;
  --color-theme-card-03-hex: #26241e;
  --color-theme-card-04-hex: #2b2923;
  --color-theme-card-warm-hex: #1c1713;
  --color-theme-card-hover-hex: #201e18;
  --color-theme-card-hover-light-hex: #1d1b15;
  --color-theme-accent: #f54e00;

  --color-theme-fg-01: color-mix(in oklab, var(--color-theme-fg) 1%, transparent);
  --color-theme-fg-02-5: color-mix(in oklab, var(--color-theme-fg) 2.5%, transparent);
  --color-theme-fg-05: color-mix(in oklab, var(--color-theme-fg) 5%, transparent);
  --color-theme-fg-07-5: color-mix(in oklab, var(--color-theme-fg) 7.5%, transparent);
  --color-theme-fg-08: color-mix(in oklab, var(--color-theme-fg) 8%, transparent);
  --color-theme-fg-10: color-mix(in oklab, var(--color-theme-fg) 10%, transparent);
  --color-theme-fg-15: color-mix(in oklab, var(--color-theme-fg) 15%, transparent);
  --color-theme-fg-20: color-mix(in oklab, var(--color-theme-fg) 20%, transparent);

  --color-theme-text: var(--color-theme-fg);
  --color-theme-text-mid: color-mix(in oklab, var(--color-theme-fg) 50%, transparent);
  --color-theme-text-sec: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-text-tertiary: color-mix(in oklab, var(--color-theme-fg) 40%, transparent);

  --color-theme-border-01: color-mix(in oklab, var(--color-theme-fg) 2.5%, transparent);
  --color-theme-border-01-5: color-mix(in oklab, var(--color-theme-fg) 5%, transparent);
  --color-theme-border-02: color-mix(in oklab, var(--color-theme-fg) 10%, transparent);
  --color-theme-border-02-5: color-mix(in oklab, var(--color-theme-fg) 20%, transparent);
  --color-theme-border-03: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-border: var(--color-theme-border-02);
  --color-theme-card-hover-border: var(--color-theme-border-02);

  --color-theme-button-bg: var(--color-theme-fg);
  --color-theme-button-text: var(--color-theme-bg);
  --color-theme-button-hover-bg: var(--color-theme-fg-02);
  --color-theme-button-hover-border: var(--color-theme-fg-02);
  --color-theme-button-hover-text: var(--color-theme-bg);
  --color-theme-button-sec-bg: transparent;
  --color-theme-button-sec-border: var(--color-theme-border-03);
  --color-theme-button-sec-text: var(--color-theme-fg);

  --color-theme-product-chrome: var(--color-theme-bg);
  --color-theme-product-editor: var(--color-theme-card-hex);
  --color-theme-product-text: color-mix(in oklab, var(--color-theme-fg) 92%, transparent);
  --color-theme-product-text-sec: color-mix(in oklab, var(--color-theme-fg) 60%, transparent);
  --color-theme-product-text-tertiary: color-mix(in oklab, var(--color-theme-fg) 40%, transparent);
  --color-theme-product-ansi-green: #1f8a65;
  --color-theme-product-ansi-red: #cf2d56;
  --color-theme-product-line-inserted-line-background: color-mix(
    in srgb,
    var(--color-theme-product-ansi-green) 8%,
    transparent
  );
  --color-theme-product-removed-line-background: color-mix(
    in srgb,
    var(--color-theme-product-ansi-red) 6%,
    transparent
  );

  --shadow-outline-theme: 0 0 0 1px var(--color-theme-border-02);
  --shadow-flyout-cursor: 0 0 1rem #00000040, 0 0 0.5rem #00000026;

  /* aliases re-bind automatically via var(--color-theme-*) above when only primitives change —
     redeclare aliases that don't go through color-theme intermediate for clarity */
  --bg: var(--color-theme-bg);
  --bg-2: var(--color-theme-card-01-hex);
  --surface: var(--color-theme-card-hex);
  --surface-solid: var(--color-theme-card-hex);
  --surface-2: var(--color-theme-card-02-hex);
  --surface-3: var(--color-theme-card-03-hex);
  --surface-4: var(--color-theme-card-04-hex);
  --surface-warm: var(--color-theme-card-warm-hex);
  --text: var(--color-theme-fg);
  --text-2: var(--color-theme-fg-02);
  --text-mid: var(--color-theme-text-mid);
  --text-sec: var(--color-theme-text-sec);
  --text-tertiary: var(--color-theme-text-tertiary);
  --muted: var(--color-theme-text-sec);
  --faint: var(--color-theme-text-tertiary);
  --border-01: var(--color-theme-border-01-5);
  --border-02: var(--color-theme-border-02);
  --border-03: var(--color-theme-border-03);
  --line: var(--color-theme-border-02);
  --line-2: var(--color-theme-border-01-5);
  --line-strong: var(--color-theme-border-02-5);
  --accent: var(--color-theme-accent);
  --accent-soft: color-mix(in oklab, var(--color-theme-accent) 18%, transparent);
  --ink: var(--color-theme-button-bg);
  --ink-hover: var(--color-theme-button-hover-bg);
  --btn-text: var(--color-theme-button-text);
  --btn-sec-border: var(--color-theme-button-sec-border);
  --btn-sec-text: var(--color-theme-button-sec-text);

  /* Product stage stays on Cursor dark surfaces */
  --chrome: #14120b;
  --chrome-2: #1b1913;
  --chrome-3: #201e18;
  --chrome-4: #26241e;
  --chrome-line: color-mix(in oklab, #edecec 8%, transparent);
  --chrome-text: #edecec;
  --chrome-text-2: #d7d6d5;
  --chrome-muted: color-mix(in oklab, #edecec 60%, transparent);
  --chrome-faint: color-mix(in oklab, #edecec 40%, transparent);

  --shadow-app:
    0 0 0 1px color-mix(in oklab, #000 40%, transparent),
    0 2px 4px rgba(0, 0, 0, 0.2),
    0 24px 48px -12px rgba(0, 0, 0, 0.45),
    0 48px 96px -24px rgba(0, 0, 0, 0.35);
  --shadow-flyout:
    var(--shadow-outline-theme),
    var(--shadow-flyout-cursor);
  /* Dark page final: Cursor card-04 elevated band */
  --final-bg: #2b2923;
  --final-text: #edecec;
  --final-muted: color-mix(in oklab, #edecec 60%, transparent);
  --prefs-bg: var(--color-theme-fg-05);
  --prefs-border: var(--color-theme-border-02);
  --prefs-hover: var(--color-theme-fg-10);
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  border: 0;
  background: none;
  cursor: pointer;
  color: inherit;
}

ul,
ol,
p,
h1,
h2,
h3,
pre {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

code {
  font-family: var(--mono);
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.shell--narrow {
  width: min(680px, calc(100% - 48px));
}

/* focus */
.skip {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 100;
  padding: 8px 12px;
  background: var(--ink);
  color: var(--btn-text);
  border-radius: 8px;
  font-size: 0.875rem;
}

.skip:focus {
  top: 12px;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

/* ========== Header (Cursor minimal) ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: color-mix(in oklab, var(--bg) 94%, transparent);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: none;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.brand__logo {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  object-fit: cover;
  flex: none;
}

/* Dark mark is near-black — swap for light-on-dark asset */
.brand__logo--dark {
  display: none;
}

html[data-theme="dark"] .brand__logo--light {
  display: none;
}

html[data-theme="dark"] .brand__logo--dark {
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav a {
  padding: 6px 11px;
  font-size: 0.875rem;
  color: var(--muted);
  border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}

.nav a:hover,
.nav a.is-active {
  color: var(--text);
  background: var(--line-2);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

/* =========================================================
   Theme + language controls — pixel-matched to cursor.com
   Measured (light): pill 110×29.5 · lang 113×27.5 · card 160×r4
   ========================================================= */

/* Cursor spacing tokens used by these controls */
.prefs {
  --cursor-g: calc(10rem / 16); /* 10px @ 16 */
  --cursor-v: 1.4rem;
  --cursor-duration: 0.14s;
  --cursor-ease: cubic-bezier(0.25, 1, 0.5, 1);
  --cursor-btn-pad: 0.4em 0.75em 0.42em; /* --button-padding-sm live */
  --cursor-radius-xs: 4px;
  display: inline-flex;
  align-items: center;
  gap: calc(var(--cursor-g) * 1.5); /* gap-g1.5 = 15px */
}

/* ── Theme pill: System 🖥 / Light ☉ / Dark ☾ ──
   class mirror: md:type-sm rounded-full bg-theme-card-03-hex relative flex p-0.5 */
.theme-pill {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px; /* p-0.5 */
  border-radius: 9999px;
  background-color: var(--color-theme-card-03-hex); /* light #e6e5e0 · dark #26241e */
  text-align: center;
  /* Match Cursor marketing stack for glyph metrics (not PingFang) */
  font-family: system-ui, -apple-system, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.875rem; /* type-sm / text-sm */
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.01em; /* tracking-sm */
  color: var(--color-theme-text);
}

/* sliding thumb — JS sets left/width; top/bottom fixed 2px */
.theme-pill__thumb {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 2px;
  width: 0;
  border-radius: 9999px;
  background-color: var(--color-theme-fg-10); /* fg @ 10% */
  transition-property: left, width, opacity;
  transition-duration: var(--cursor-duration);
  transition-timing-function: var(--cursor-ease);
  pointer-events: none;
  opacity: 0;
  z-index: 0;
}

.theme-pill__thumb.is-ready {
  opacity: 1;
}

/* pill-padding-sm font-size-inherit rounded-full leading-none */
.theme-pill__btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: var(--cursor-btn-pad); /* 5.6px 10.5px 5.88px @ 14px */
  border: 0;
  border-radius: 9999px;
  background: transparent;
  color: var(--color-theme-text-sec); /* fg 60% */
  font: inherit;
  font-size: inherit;
  font-weight: 400;
  line-height: 1; /* leading-none */
  letter-spacing: inherit;
  cursor: pointer;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.theme-pill__btn:hover {
  color: var(--color-theme-text);
}

.theme-pill__btn[aria-pressed="true"] {
  color: var(--color-theme-text);
}

.theme-pill__btn:focus-visible {
  outline: 2px solid var(--color-theme-fg);
  outline-offset: 0.3ch;
}

/* CursorGothic monoline icons (extracted from marketing font glyphs) */
.theme-pill__icon {
  display: block;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  pointer-events: none;
}

.theme-pill__glyph {
  display: block;
  line-height: 1;
  font-style: normal;
  font-weight: 400;
}

/* ── Language: btn btn--secondary btn--sm gap-g0.5 ──
   🌐 简体中文  ·  height ~27.5 · padding same as pill btns */
.prefs__lang {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.prefs__lang-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--cursor-g) * 0.5); /* gap-g0.5 = 5px */
  margin: 0;
  padding: var(--cursor-btn-pad);
  border-radius: 9999px;
  border: 1px solid var(--color-theme-border-01); /* fg 2.5% */
  background-color: var(--color-theme-card-03-hex);
  color: var(--color-theme-text);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1; /* !leading-none */
  letter-spacing: 0.01em;
  cursor: pointer;
  transition:
    background-color var(--cursor-duration) var(--cursor-ease),
    border-color var(--cursor-duration) var(--cursor-ease),
    color var(--cursor-duration) var(--cursor-ease);
  -webkit-tap-highlight-color: transparent;
}

.prefs__lang-btn:hover {
  background-color: var(--color-theme-card-04-hex); /* light #e1e0db · dark #2b2923 */
  border-color: var(--color-theme-border-01);
  color: var(--color-theme-text);
}

.prefs__lang-btn[aria-expanded="true"] {
  background-color: var(--color-theme-card-04-hex);
}

.prefs__lang-btn:active {
  background-color: var(--color-theme-card-03-hex);
  border-color: var(--color-theme-border-01);
}

.prefs__lang-btn:focus-visible {
  outline: 2px solid var(--color-theme-fg);
  outline-offset: 0.3ch;
}

/* CursorGothic monoline globe icon */
.prefs__lang-globe {
  display: block;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  pointer-events: none;
}

.prefs__lang-label {
  max-width: 8em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Flyout: nav__sub-nav + card--flyout ──
   bg card-02 · radius 4px · shadow-flyout · ::before border 5% */
.prefs__lang-flyout {
  position: absolute;
  top: auto;
  bottom: 100%;
  left: auto;
  right: 0;
  z-index: 50;
  margin-bottom: calc(var(--cursor-v) * 6 / 12); /* mb-v6/12 ≈ 11.2px */
  padding-top: calc(var(--cursor-v) * 3 / 12); /* pt-v3/12 ≈ 5.6px */
  min-width: 10rem; /* 160px */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(0.4rem); /* privacy-dropdown-upward closed */
  transition:
    opacity var(--cursor-duration) var(--cursor-ease),
    transform var(--cursor-duration) var(--cursor-ease),
    visibility 0s linear var(--cursor-duration);
}

.prefs__lang-flyout.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition-delay: 0s;
}

/* Header: open downward */
.prefs--header .prefs__lang-flyout {
  top: 100%;
  bottom: auto;
  margin-bottom: 0;
  margin-top: calc(var(--cursor-v) * 3 / 12);
  padding-top: calc(var(--cursor-v) * 3 / 12);
  transform: translateY(-0.4rem);
}

.prefs--header .prefs__lang-flyout.is-open {
  transform: translateY(0);
}

.prefs__lang-card {
  position: relative;
  margin: 0;
  padding: calc(var(--cursor-g) * 0.75) 0; /* py-g0.75 = 7.5px */
  min-width: 10rem;
  border-radius: var(--cursor-radius-xs); /* 4px */
  background-color: var(--color-theme-card-02-hex); /* light #ebeae5 · dark #201e18 */
  box-shadow: 0 0 1rem #00000005, 0 0 0.5rem #00000002; /* --shadow-flyout */
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--color-theme-text);
}

/* card:before / card--flyout:before hairline */
.prefs__lang-card::before {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: var(--cursor-radius-xs);
  border: 1px solid var(--color-theme-border-01-5); /* fg 5% */
}

.prefs__lang-menu {
  position: relative;
  z-index: 2;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* nav__sub-nav__link--responsive py-v2.5/12 px-g1.5 */
.prefs__lang-menu button {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 0;
  margin: 0;
  padding: calc(var(--cursor-v) * 2.5 / 12) calc(var(--cursor-g) * 1.5); /* ~4.67px 15px */
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-theme-text);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.01em;
  text-align: left;
  cursor: pointer;
  transition: color var(--cursor-duration) var(--cursor-ease);
}

.prefs__lang-menu button:hover {
  color: color-mix(in oklab, var(--color-theme-fg) 75%, transparent);
  background: transparent;
}

.prefs__lang-menu button:focus-visible {
  outline: 2px solid var(--color-theme-fg);
  outline-offset: 0.3ch;
}

.prefs__lang-menu button[aria-selected="true"] {
  color: var(--color-theme-text);
  font-weight: 400;
  background: transparent;
}

/* CursorGothic U+2713 checkmark as mask (matches font glyph) */
.prefs__lang-menu button[aria-selected="true"]::after {
  content: "";
  flex: none;
  display: block;
  width: 12px;
  height: 12px;
  margin-left: 0.5rem;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M1 8.77Q1 8.33 1.44 7.96Q1.71 7.72 2.1 7.72Q2.61 7.72 3 8.26L5.94 12.17L12.92 2.08Q13.34 1.49 13.85 1.49Q14.19 1.49 14.54 1.73Q15 2.1 15 2.56Q15 2.93 14.68 3.39L7.38 13.66Q6.79 14.51 5.91 14.51Q5.08 14.51 4.37 13.66L1.32 9.58Q1 9.16 1 8.77Z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M1 8.77Q1 8.33 1.44 7.96Q1.71 7.72 2.1 7.72Q2.61 7.72 3 8.26L5.94 12.17L12.92 2.08Q13.34 1.49 13.85 1.49Q14.19 1.49 14.54 1.73Q15 2.1 15 2.56Q15 2.93 14.68 3.39L7.38 13.66Q6.79 14.51 5.91 14.51Q5.08 14.51 4.37 13.66L1.32 9.58Q1 9.16 1 8.77Z'/%3E%3C/svg%3E") center / contain no-repeat;
}

.prefs--footer {
  margin-left: auto;
}

.link-quiet {
  font-size: 0.875rem;
  color: var(--muted);
}

.link-quiet:hover {
  color: var(--text);
}

.menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.menu-btn i,
.menu-btn i::before,
.menu-btn i::after {
  display: block;
  width: 14px;
  height: 1.5px;
  background: var(--text);
  position: relative;
}

.menu-btn i::before,
.menu-btn i::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-btn i::before {
  top: -5px;
}

.menu-btn i::after {
  top: 5px;
}

.menu-btn[aria-expanded="true"] i {
  background: transparent;
}

.menu-btn[aria-expanded="true"] i::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-btn[aria-expanded="true"] i::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  font-size: 0.9rem;
  font-weight: 550;
  letter-spacing: -0.01em;
  color: var(--btn-text);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  transition: background 0.15s, border-color 0.15s, transform 0.15s var(--ease),
    box-shadow 0.15s;
}

.btn:hover {
  background: var(--ink-hover);
  border-color: var(--color-theme-button-hover-border);
  color: var(--color-theme-button-hover-text);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--color-theme-fg-15);
}

.btn:active {
  transform: none;
}

.btn--sm {
  min-height: 32px;
  padding: 0 12px;
  font-size: 0.8125rem;
}

.btn--ghost {
  color: var(--btn-sec-text);
  background: var(--color-theme-button-sec-bg);
  border-color: var(--btn-sec-border);
  box-shadow: none;
}

.btn--ghost:hover {
  background: var(--surface);
  border-color: var(--btn-sec-border);
  color: var(--btn-sec-text);
  box-shadow: none;
}

/* Cruip-style trailing arrow on primary CTAs */
.btn__arrow {
  display: inline-block;
  margin-left: 2px;
  opacity: 0.45;
  transition: transform 0.18s var(--ease), opacity 0.18s;
  font-weight: 400;
  letter-spacing: 0;
}

.btn--arrow:hover .btn__arrow {
  transform: translateX(3px);
  opacity: 0.85;
}

.btn__icon {
  flex: none;
  width: 15px;
  height: 15px;
  opacity: 0.92;
  line-height: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Windows logo mark — filled four panes */
.btn__icon--win {
  width: 14px;
  height: 14px;
  stroke: none;
  fill: currentColor;
  opacity: 0.95;
}

/* ========== Section eyebrow (cruip-open: hairlines + label) ========== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  font-size: 0.8125rem;
  font-weight: 550;
  letter-spacing: -0.01em;
  color: var(--accent);
  line-height: 1.3;
}

.eyebrow--center {
  display: flex;
  justify-content: center;
  width: 100%;
}

.eyebrow__line {
  display: block;
  width: 28px;
  height: 1px;
  flex: none;
  background: linear-gradient(
    to right,
    transparent,
    color-mix(in oklab, var(--accent) 55%, transparent)
  );
}

.eyebrow__line:last-child {
  background: linear-gradient(
    to left,
    transparent,
    color-mix(in oklab, var(--accent) 55%, transparent)
  );
}

/* ========== Hero ========== */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 48px) 0 40px;
}

/* Soft blurred shapes (cruip page-illustration language, CSS-only) */
.hero__glow {
  pointer-events: none;
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.55;
}

.hero__glow--a {
  top: -8%;
  left: 50%;
  width: min(720px, 90vw);
  height: min(420px, 48vw);
  transform: translateX(-58%);
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, var(--accent) 22%, transparent) 0%,
    color-mix(in oklab, var(--accent) 6%, transparent) 42%,
    transparent 70%
  );
}

.hero__glow--b {
  top: 18%;
  left: 50%;
  width: min(560px, 70vw);
  height: min(320px, 40vw);
  transform: translateX(-12%);
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, var(--text) 8%, transparent) 0%,
    transparent 68%
  );
  opacity: 0.7;
}

html[data-theme="dark"] .hero__glow--a {
  opacity: 0.4;
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, var(--accent) 28%, transparent) 0%,
    color-mix(in oklab, var(--accent) 8%, transparent) 45%,
    transparent 72%
  );
}

html[data-theme="dark"] .hero__glow--b {
  opacity: 0.35;
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, #edecec 10%, transparent) 0%,
    transparent 70%
  );
}

/* Binary / ASCII mouse-reveal field (behind hero copy) */
.hero__ascii {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  /* Strong in the title band; soft fade before product showcase */
  mask-image:
    linear-gradient(to bottom, #000 0%, #000 55%, rgba(0, 0, 0, 0.45) 78%, transparent 100%),
    radial-gradient(ellipse 85% 70% at 50% 38%, #000 22%, transparent 74%);
  -webkit-mask-image:
    linear-gradient(to bottom, #000 0%, #000 55%, rgba(0, 0, 0, 0.45) 78%, transparent 100%),
    radial-gradient(ellipse 85% 70% at 50% 38%, #000 22%, transparent 74%);
  mask-composite: intersect;
  -webkit-mask-composite: source-in;
  opacity: 0.9;
}
html[data-theme="dark"] .hero__ascii {
  opacity: 0.86;
}
.hero__ascii .hero-ascii__canvas,
.hero__ascii canvas {
  display: block;
  width: 100%;
  height: 100%;
}
@media (prefers-reduced-motion: reduce) {
  .hero__ascii {
    opacity: 0.42;
  }
}
@media (max-width: 720px) {
  .hero__ascii {
    opacity: 0.72;
  }
}

.hero__inner {
  width: var(--shell-text);
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__brand-logo {
  display: block;
  width: clamp(84px, 9vw, 112px);
  height: clamp(84px, 9vw, 112px);
  margin: 0 auto 18px;
  border-radius: 16px;
  object-fit: cover;
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  font-weight: 550;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--text);
}

.hero__sub {
  margin: 0 auto 28px;
  max-width: 36em;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--muted);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

/* Cruip simple-light: gradient hairline rule framing CTAs */
.hero__cta--ruled {
  position: relative;
  padding: 18px 0;
  margin: 0 auto;
  max-width: 28rem;
}

.hero__cta--ruled::before,
.hero__cta--ruled::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    color-mix(in oklab, var(--text) 18%, transparent),
    transparent
  );
  pointer-events: none;
}

.hero__cta--ruled::before {
  top: 0;
}

.hero__cta--ruled::after {
  bottom: 0;
}

.hero__hint {
  margin-top: 16px;
  font-size: 0.8125rem;
  color: var(--faint);
}

.hero__hint[hidden] {
  display: none;
}

.br {
  display: none;
}

@media (min-width: 720px) {
  .br {
    display: block;
  }
}

/* ========== Showcase (product stage) ==========
   High-fidelity static replica of AIPC UP frontend (test-front):
   sidebar + chat + tool cards + composer. Light app chrome like real UI.
   Desktop workbench + phone remote access side by side. */
.showcase {
  padding: 12px 0 56px;
}

.shell--showcase {
  width: min(1280px, calc(100% - 40px));
}

.showcase__stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px 28px;
  /* Labels on the same row; columns start-aligned */
  align-items: start;
}

/* When desktop window is maximized, keep phone beside it on wide screens */
.showcase__frame.is-maximized {
  width: 100%;
}

.showcase__col {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.showcase__col--phone {
  align-items: center;
  padding-bottom: 4px;
}

.showcase__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 550;
  color: var(--text-sec);
  letter-spacing: -0.01em;
}

.showcase__label em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 600;
  color: #15803d;
  background: color-mix(in oklab, #22c55e 14%, transparent);
  border: 1px solid color-mix(in oklab, #22c55e 28%, transparent);
  border-radius: 999px;
  padding: 1px 8px;
  margin-left: 2px;
}

.showcase__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.showcase__dot--local {
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 18%, transparent);
}

.showcase__dot--remote {
  background: #22c55e;
  box-shadow: 0 0 0 3px color-mix(in oklab, #22c55e 22%, transparent);
  animation: remote-pulse 2s ease-in-out infinite;
}

@keyframes remote-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 3px color-mix(in oklab, #22c55e 22%, transparent);
  }
  50% {
    box-shadow: 0 0 0 5px color-mix(in oklab, #22c55e 10%, transparent);
  }
}

.showcase__caption {
  margin: 0;
  font-size: 0.72rem;
  color: var(--faint);
  text-align: center;
  max-width: 220px;
  line-height: 1.4;
}

.showcase__frame {
  border-radius: 16px;
  padding: 8px;
  background: linear-gradient(180deg, var(--surface-solid), var(--surface));
  box-shadow: 0 0 0 1px var(--line);
}

/* ----- Phone remote device ----- */
.phone-device {
  --mapp-bg: var(--color-theme-card-hex);
  --mapp-fg: var(--color-theme-fg);
  --mapp-muted: var(--color-theme-text-sec);
  --mapp-line: var(--color-theme-border-02);
  --mapp-soft: var(--color-theme-card-02-hex);
  --mapp-primary: var(--color-theme-button-bg);
  --mapp-primary-fg: var(--color-theme-button-text);
  --mapp-accent: var(--color-theme-accent);
  --mapp-user: var(--color-theme-button-bg);
  width: 320px;
  filter: drop-shadow(0 18px 40px rgba(15, 23, 42, 0.14));
}

[data-theme="dark"] .phone-device {
  --mapp-bg: var(--color-theme-card-hex);
  --mapp-fg: var(--color-theme-fg);
  --mapp-muted: var(--color-theme-text-sec);
  --mapp-line: var(--color-theme-border-02);
  --mapp-soft: var(--color-theme-card-02-hex);
  --mapp-primary: var(--color-theme-button-bg);
  --mapp-primary-fg: var(--color-theme-button-text);
  --mapp-accent: var(--color-theme-accent);
  --mapp-user: var(--color-theme-button-bg);
}

.phone-device__bezel {
  position: relative;
  border-radius: 36px;
  padding: 10px;
  background: linear-gradient(160deg, #2a2a2e 0%, #111114 45%, #1a1a1e 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 0 1px rgba(0, 0, 0, 0.35);
}

.phone-device__notch {
  position: absolute;
  top: 16px;
  left: 50%;
  z-index: 3;
  width: 88px;
  height: 22px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #0a0a0c;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.phone-device__screen {
  position: relative;
  display: flex;
  flex-direction: column;
  /* Align visually with desktop .app__body (~720px stage). */
  height: min(620px, 78vh);
  min-height: 520px;
  border-radius: 28px;
  overflow: hidden;
  background: var(--mapp-bg);
  color: var(--mapp-fg);
}

.mapp__status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: none;
  height: 28px;
  padding: 10px 18px 0;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.mapp__status-icons {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  opacity: 0.85;
}

.mapp__top {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
  padding: 6px 10px 8px;
  border-bottom: 1px solid var(--mapp-line);
}

.mapp__icon-btn {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--mapp-fg);
  cursor: pointer;
  flex: none;
}

.mapp__icon-btn:hover {
  background: color-mix(in oklab, var(--mapp-fg) 6%, transparent);
}

.mapp__title {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.mapp__title-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.mapp__title-row strong {
  font-size: 0.8rem;
  font-weight: 650;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mapp__title span {
  font-size: 0.65rem;
  color: var(--mapp-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mapp__live {
  flex: none;
  font-size: 0.62rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #15803d;
  background: color-mix(in oklab, #22c55e 14%, transparent);
  border: 1px solid color-mix(in oklab, #22c55e 30%, transparent);
  border-radius: 999px;
  padding: 3px 7px;
}

.mapp__body {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mapp-panel {
  display: none;
  flex: 1 1 auto;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
}

.mapp-panel.is-on {
  display: flex;
}

.mapp-chat {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 12px 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.mapp-msg {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 100%;
}

.mapp-msg--user {
  align-self: stretch;
}

.mapp-msg--user p {
  margin: 0;
  padding: 10px 12px;
  border-radius: 16px 16px 4px 16px;
  background: var(--mapp-user);
  border: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #fff;
  box-shadow: 0 1px 2px color-mix(in oklab, var(--mapp-user) 30%, transparent);
}

.mapp-msg__meta {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  font-size: 0.62rem;
  color: var(--mapp-muted);
  padding-right: 2px;
}

.mapp-msg--bot {
  align-self: stretch;
}

.mapp-msg__who {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
}

.mapp-msg__who strong {
  font-weight: 650;
}

.mapp-msg--bot > p {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--mapp-fg);
}

.mapp-badge {
  font-style: normal;
  font-size: 0.62rem;
  font-weight: 650;
  color: var(--color-theme-accent);
  background: color-mix(in oklab, var(--color-theme-accent) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-theme-accent) 24%, transparent);
  border-radius: 999px;
  padding: 1px 6px;
}

[data-theme="dark"] .mapp-badge {
  color: var(--color-theme-accent);
  background: color-mix(in oklab, var(--color-theme-accent) 14%, transparent);
  border-color: color-mix(in oklab, var(--color-theme-accent) 30%, transparent);
}

.mapp-tool {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  margin: 0;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--color-theme-accent) 24%, transparent);
  background: color-mix(in oklab, var(--color-theme-accent) 10%, transparent);
  color: var(--color-theme-accent);
  font: inherit;
  font-size: 0.72rem;
  text-align: left;
  cursor: pointer;
}

.mapp-tool code,
.mapp-tool pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--mapp-muted);
  white-space: pre-wrap;
  display: none;
}

.mapp-tool.is-open code,
.mapp-tool.is-open pre {
  display: block;
}

.mapp-tool--ok {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #15803d;
}

[data-theme="dark"] .mapp-tool {
  border-color: color-mix(in oklab, var(--color-theme-accent) 32%, transparent);
  background: color-mix(in oklab, var(--color-theme-accent) 14%, transparent);
  color: var(--color-theme-accent);
}

[data-theme="dark"] .mapp-tool--ok {
  border-color: color-mix(in oklab, #22c55e 28%, transparent);
  background: color-mix(in oklab, #22c55e 12%, transparent);
  color: #86efac;
}

.mapp-diff {
  border: 1px solid var(--mapp-line);
  border-radius: 10px;
  overflow: hidden;
  background: var(--mapp-soft);
}

.mapp-diff__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--mapp-muted);
  border-bottom: 1px solid var(--mapp-line);
}

.mapp-diff__head em {
  font-style: normal;
  display: inline-flex;
  gap: 6px;
}

.mapp-diff__head .add,
.mapp-diff__body .add {
  color: #15803d;
}

.mapp-diff__head .del,
.mapp-diff__body .del {
  color: #b91c1c;
}

.mapp-diff__body {
  margin: 0;
  padding: 8px 10px 10px;
  font-family: var(--mono);
  font-size: 0.65rem;
  line-height: 1.55;
  color: var(--mapp-muted);
  overflow: auto;
  max-height: 120px;
}

.mapp-diff__body .add {
  display: block;
  background: color-mix(in srgb, #15803d 8%, transparent);
}

.mapp-diff__body .del {
  display: block;
  background: color-mix(in srgb, #b91c1c 8%, transparent);
}

.mapp-status-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
  padding: 6px 10px;
  border-top: 1px solid var(--mapp-line);
  background: color-mix(in oklab, var(--mapp-soft) 80%, transparent);
}

.mapp-chip {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid var(--mapp-line);
  background: var(--mapp-bg);
  font-size: 0.65rem;
  font-weight: 550;
  color: var(--mapp-muted);
}

.mapp-chip.is-on {
  color: var(--mapp-fg);
  border-color: color-mix(in oklab, var(--mapp-accent) 35%, var(--mapp-line));
}

.mapp-chip--soft {
  background: transparent;
}

.mapp-engine-picker {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 22px;
}

.mapp-engine-picker__btn {
  box-sizing: border-box;
  gap: 4px;
  cursor: pointer;
}

.mapp-engine-picker__menu {
  position: absolute;
  z-index: 8;
  bottom: calc(100% + 6px);
  left: 0;
  min-width: 108px;
  padding: 4px;
  border: 1px solid var(--mapp-line);
  border-radius: 8px;
  background: var(--mapp-bg);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.14);
}

.mapp-engine-picker__item {
  display: block;
  width: 100%;
  padding: 5px 7px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--mapp-muted);
  font: inherit;
  font-size: 0.63rem;
  text-align: left;
  cursor: pointer;
}

.mapp-engine-picker__item:hover,
.mapp-engine-picker__item.is-on {
  background: var(--mapp-soft);
  color: var(--mapp-fg);
}

.mapp-scroll-btn {
  margin-left: auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 0;
  background: var(--mapp-primary);
  color: var(--mapp-primary-fg);
  font-size: 0.8rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 2px 8px color-mix(in oklab, var(--mapp-primary) 35%, transparent);
}

.mapp-composer {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
  margin: 0 10px 10px;
  padding: 8px 10px;
  border: 1px solid var(--mapp-line);
  border-radius: 14px;
  background: var(--mapp-bg);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.mapp-composer__input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--mapp-fg);
  font: inherit;
  font-size: 0.78rem;
}

.mapp-composer__input::placeholder {
  color: var(--mapp-muted);
}

.mapp-composer__send {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 50%;
  background: var(--mapp-primary);
  color: var(--mapp-primary-fg);
  cursor: pointer;
  flex: none;
}

.mapp-composer__send:hover {
  filter: brightness(1.05);
}

.mapp-shell,
.mapp-git,
.mapp-more {
  flex: 1;
  min-height: 0;
  overflow: auto;
  margin: 12px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--mapp-line);
  background: var(--mapp-soft);
}

.mapp-shell {
  background: #0b1220;
  color: #e2e8f0;
  border-color: #1e293b;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mapp-shell__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  color: #94a3b8;
}

.mapp-shell__bar code {
  font-family: var(--mono);
  font-size: 0.68rem;
}

.mapp-shell__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
}

.mapp-shell__out {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.55;
  white-space: pre-wrap;
  color: #cbd5e1;
}

.mapp-files {
  list-style: none;
  margin: 0;
  padding: 8px;
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mapp-files li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  border-radius: 10px;
  font-size: 0.78rem;
  color: var(--mapp-fg);
}

.mapp-files li.is-on,
.mapp-files li:hover {
  background: color-mix(in oklab, var(--mapp-fg) 5%, transparent);
}

.mapp-files em {
  margin-left: auto;
  font-style: normal;
  font-size: 0.68rem;
  color: #15803d;
  font-family: var(--mono);
}

.mapp-git p {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 600;
}

.mapp-git ul {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mapp-git li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--mapp-fg);
}

.mapp-git .add {
  color: #15803d;
  font-weight: 700;
  width: 1em;
}

.mapp-git__btn {
  width: 100%;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: var(--mapp-primary);
  color: var(--mapp-primary-fg);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.mapp-tasks {
  list-style: none;
  margin: 0;
  padding: 12px;
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  counter-reset: mtask;
}

.mapp-tasks li {
  counter-increment: mtask;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--mapp-line);
  font-size: 0.78rem;
  background: var(--mapp-bg);
}

.mapp-tasks li::before {
  content: counter(mtask);
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--mapp-fg) 8%, transparent);
  font-size: 0.68rem;
  font-weight: 650;
  flex: none;
}

.mapp-tasks li.is-done {
  opacity: 0.65;
  text-decoration: line-through;
}

.mapp-tasks li.is-on {
  border-color: color-mix(in oklab, var(--mapp-accent) 40%, var(--mapp-line));
  background: color-mix(in oklab, var(--mapp-accent) 6%, transparent);
}

.mapp-tasks li.is-on::before {
  background: var(--mapp-primary);
  color: var(--mapp-primary-fg);
}

.mapp-more {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mapp-more__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--mapp-line);
}

.mapp-more__row span {
  color: var(--mapp-muted);
}

.mapp-more__row strong.is-ok {
  color: #15803d;
}

.mapp-more__hint {
  margin: 4px 0 0;
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--mapp-muted);
}

.mapp__nav {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  flex: none;
  gap: 0;
  padding: 4px 2px 10px;
  border-top: 1px solid var(--mapp-line);
  background: color-mix(in oklab, var(--mapp-soft) 90%, transparent);
}

.mapp-nav__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 0;
  padding: 6px 2px;
  border: 0;
  background: transparent;
  color: var(--mapp-muted);
  font: inherit;
  font-size: 0.58rem;
  font-weight: 550;
  cursor: pointer;
  border-radius: 8px;
}

.mapp-nav__btn span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.mapp-nav__btn.is-on {
  color: var(--mapp-accent);
}

.mapp-nav__btn:hover {
  background: color-mix(in oklab, var(--mapp-fg) 4%, transparent);
}

@media (max-width: 1100px) {
  .showcase__stage {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 28px;
  }

  .showcase__col--desktop {
    width: 100%;
  }

  .showcase__col--phone {
    order: 2;
  }
}

@media (max-width: 720px) {
  .shell--showcase {
    width: min(100% - 24px, 1120px);
  }

  .phone-device {
    width: min(280px, 100%);
  }

  .phone-device__screen {
    height: min(580px, 70vh);
    min-height: 480px;
  }
}

/* App shell tokens (mirror test-front shadcn light) */
.app {
  --app-bg: var(--color-theme-card-hex);
  --app-bg-side: var(--color-theme-card-02-hex);
  --app-fg: var(--color-theme-fg);
  --app-fg-sec: var(--color-theme-text-sec);
  --app-fg-muted: var(--color-theme-text-tertiary);
  --app-border: var(--color-theme-border-02);
  --app-border-soft: var(--color-theme-border-01-5);
  --app-hover: var(--color-theme-card-03-hex);
  --app-active: var(--color-theme-card-03-hex);
  --app-primary: var(--color-theme-button-bg);
  --app-primary-fg: var(--color-theme-button-text);
  --app-accent: var(--color-theme-accent);
  --app-tool-run-bg: color-mix(in oklab, var(--color-theme-accent) 10%, transparent);
  --app-tool-run-border: color-mix(in oklab, var(--color-theme-accent) 24%, transparent);
  --app-tool-run-fg: var(--color-theme-accent);
  --app-tool-ok-bg: #f0fdf4;
  --app-tool-ok-border: #bbf7d0;
  --app-tool-ok-fg: #15803d;
  --app-diff-bg: var(--color-theme-card-02-hex);
  --app-ink: var(--color-theme-fg);

  display: flex;
  flex-direction: column;
  border-radius: 12px;
  overflow: hidden;
  background: var(--app-bg);
  color: var(--app-fg);
  box-shadow: var(--shadow-app);
  transition: opacity 0.25s ease, transform 0.25s ease, filter 0.25s ease;
}

.app.is-minimized {
  transform: scale(0.96);
  opacity: 0.55;
  filter: saturate(0.7);
}

.app.is-closed {
  opacity: 0.25;
  filter: grayscale(0.4);
  pointer-events: none;
}

.showcase__frame.is-maximized {
  position: relative;
  z-index: 5;
}

.showcase__frame.is-maximized .app {
  min-height: min(860px, 88vh);
}

.showcase__frame.is-maximized .app__body {
  min-height: min(720px, 78vh);
  height: min(860px, 88vh);
  max-height: min(920px, 92vh);
}

[data-theme="dark"] .app {
  --app-bg: var(--color-theme-card-hex);
  --app-bg-side: var(--color-theme-card-02-hex);
  --app-fg: var(--color-theme-fg);
  --app-fg-sec: var(--color-theme-text-sec);
  --app-fg-muted: var(--color-theme-text-tertiary);
  --app-border: var(--color-theme-border-02);
  --app-border-soft: var(--color-theme-border-01-5);
  --app-hover: var(--color-theme-card-03-hex);
  --app-active: var(--color-theme-card-03-hex);
  --app-primary: var(--color-theme-button-bg);
  --app-primary-fg: var(--color-theme-button-text);
  --app-accent: var(--color-theme-accent);
  --app-tool-run-bg: color-mix(in oklab, var(--color-theme-accent) 14%, transparent);
  --app-tool-run-border: color-mix(in oklab, var(--color-theme-accent) 32%, transparent);
  --app-tool-run-fg: var(--color-theme-accent);
  --app-tool-ok-bg: color-mix(in oklab, #22c55e 12%, transparent);
  --app-tool-ok-border: color-mix(in oklab, #22c55e 28%, transparent);
  --app-tool-ok-fg: #86efac;
  --app-diff-bg: var(--color-theme-card-02-hex);
  --app-ink: var(--color-theme-fg);
}

/* Windows titlebar (dark chrome — product window chrome) */
.app__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 0 0 12px;
  background: var(--chrome);
  border-bottom: 1px solid var(--chrome-line);
  color: var(--chrome-text);
}

.app__icon {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  object-fit: cover;
  flex: none;
}

.app__title {
  flex: 1;
  min-width: 0;
  font-size: 0.72rem;
  color: var(--chrome-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app__controls {
  display: flex;
  align-self: stretch;
}

.win-btn {
  position: relative;
  width: 46px;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--chrome-muted);
  border: 0;
  background: var(--app-bg-side);
  padding: 0;
  cursor: pointer;
  font: inherit;
}

.win-btn:hover {
  background: color-mix(in oklab, #edecec 10%, transparent);
  color: var(--chrome-text);
}

.win-btn::before,
.win-btn::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.win-min::before {
  width: 10px;
  height: 1px;
}

.win-max::before {
  width: 9px;
  height: 9px;
  background: transparent;
  border: 1px solid currentColor;
  box-sizing: border-box;
}

.win-close::before,
.win-close::after {
  width: 12px;
  height: 1px;
  top: 50%;
  left: 50%;
}

.win-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.win-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.win-close:hover {
  background: #e81123;
  color: #fff;
}

/* Body: sidebar + main (test-front AppContent grid)
   Fixed height + minmax(0,1fr) so chat/shell/files can scroll inside.
   Tall enough that a multi-turn thread is readable without feeling clipped. */
.app__body {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  flex: 1 1 auto;
  min-height: 520px;
  height: min(720px, 78vh);
  max-height: min(780px, 86vh);
  overflow: hidden;
  background: var(--app-bg);
}

/* ----- Sidebar ----- */
.app-side {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  background: var(--app-bg-side);
  border-right: 1px solid var(--app-border);
  color: var(--app-fg);
}

.app-side__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 12px 10px;
  border-bottom: 1px solid var(--app-border-soft);
}

.app-side__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.app-side__logo {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.app-side__logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.app-side__brand-text {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.app-side__brand-text strong {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.app-side__brand-text span {
  font-size: 0.7rem;
  color: var(--app-fg-sec);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-side__head-actions {
  display: flex;
  gap: 2px;
  flex: none;
}

.app-icon-btn {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  color: var(--app-fg-sec);
}

.app-side__project {
  padding: 10px 10px 6px;
}

.app-project-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.app-project-card__icon {
  flex: none;
  color: var(--app-fg-sec);
  display: grid;
  place-items: center;
}

.app-project-card__meta {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.app-project-card__meta strong {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.25;
}

.app-project-card__meta span {
  font-size: 0.65rem;
  color: var(--app-fg-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-project-card__chev {
  flex: none;
  color: var(--app-fg-muted);
}

.app-project-card__engines {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
}

.app-engine {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  color: var(--app-fg-sec);
  border-radius: 999px;
  padding: 3px 8px 3px 5px;
  font: inherit;
  font-size: 0.65rem;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.app-engine img {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.app-engine:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-engine.is-on {
  border-color: color-mix(in oklab, var(--app-accent) 45%, var(--app-border));
  background: color-mix(in oklab, var(--app-accent) 10%, var(--app-bg));
  color: var(--app-fg);
  font-weight: 600;
}

.app-side__sessions {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 8px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  scrollbar-gutter: stable;
}

.app-side__project {
  position: relative;
  z-index: 3;
}

.app-session {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--app-fg-sec);
}

.app-session.is-on {
  background: var(--app-active);
  color: var(--app-fg);
}

.app-session__icon {
  flex: none;
  margin-top: 2px;
  color: var(--app-fg-muted);
}

.app-session.is-on .app-session__icon {
  color: var(--app-fg-sec);
}

.app-session__body {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.app-session__body strong {
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: inherit;
}

.app-session__body span {
  font-size: 0.65rem;
  color: var(--app-fg-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.app-session__body span::before {
  content: "";
  width: 10px;
  height: 10px;
  flex: none;
  background: currentColor;
  opacity: 0.45;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='12 6 12 12 16 14'/%3E%3C/svg%3E") center / contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='12 6 12 12 16 14'/%3E%3C/svg%3E") center / contain no-repeat;
}

.app-session em {
  flex: none;
  font-style: normal;
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
  color: var(--app-fg-muted);
  margin-top: 2px;
}

.app-side__more {
  align-self: center;
  margin-top: 4px;
  border: 0;
  background: transparent;
  color: var(--app-fg-muted);
  font: inherit;
  font-size: 0.72rem;
  padding: 4px 8px;
  cursor: default;
}

.app-side__new {
  padding: 4px 10px 10px;
}

.app-new-session {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: var(--app-ink);
  color: var(--app-bg);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: default;
}

.app-side__foot {
  border-top: 1px solid var(--app-border-soft);
  padding: 8px 10px 10px;
}

.app-side__settings {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--app-fg-sec);
  font: inherit;
  font-size: 0.78rem;
  padding: 8px 8px;
  border-radius: 8px;
  cursor: default;
}

/* ----- Main chat pane ----- */
.app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  background: var(--app-bg);
}

.app-main__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-shrink: 0;
  padding: 10px 16px;
  border-bottom: 1px solid color-mix(in oklab, var(--app-border) 70%, transparent);
}

.app-main__title {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.app-main__title strong {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-main__title span {
  font-size: 0.7rem;
  color: var(--app-fg-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-main__title code {
  font-family: var(--mono);
  font-size: 0.68rem;
}

.app-tabs {
  display: flex;
  align-items: center;
  gap: 3px;
  flex: none;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: min(100%, 420px);
}

.app-tab {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 28px;
  padding: 0 8px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--app-fg-sec);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
}

.app-tab.is-on {
  background: var(--app-hover);
  color: var(--app-fg);
  border-color: var(--app-border);
}

@media (max-width: 900px) {
  .app-tab span {
    display: none;
  }
  .app-tab {
    width: 30px;
    justify-content: center;
    padding: 0;
  }
}

.app-chat {
  flex: 1 1 auto;
  min-height: 0;
  /* Do not set height:100% here — it fights flex and can clip siblings. */
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
  padding: 16px 16px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  /* allow wheel/trackpad scroll even when hovering nested cards */
  touch-action: pan-y;
  /* Always show a thin scrollbar so long threads are discoverable (esp. macOS). */
  scrollbar-width: thin;
  scrollbar-color: color-mix(in oklab, var(--app-fg) 28%, transparent) transparent;
}

.app-chat::-webkit-scrollbar {
  width: 10px;
}

.app-chat::-webkit-scrollbar-track {
  background: transparent;
  margin: 4px 0;
}

.app-chat::-webkit-scrollbar-thumb {
  background: color-mix(in oklab, var(--app-fg) 22%, transparent);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.app-chat::-webkit-scrollbar-thumb:hover {
  background: color-mix(in oklab, var(--app-fg) 38%, transparent);
  background-clip: padding-box;
  border: 2px solid transparent;
}

.app-chat__date {
  align-self: center;
  font-size: 0.7rem;
  color: var(--app-fg-muted);
  padding: 2px 0 4px;
}

.app-msg--user {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.app-msg__bubble {
  max-width: min(420px, 88%);
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.84rem;
  line-height: 1.5;
}

.app-msg__bubble--user {
  background: var(--app-primary);
  color: var(--app-primary-fg);
  border-bottom-right-radius: 6px;
}

.app-msg__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  color: var(--app-fg-muted);
}

.app-avatar {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 0.68rem;
  font-weight: 600;
  flex: none;
}

.app-avatar--user {
  background: var(--app-primary);
  color: var(--app-primary-fg);
}

.app-avatar--bot {
  background: var(--app-hover);
  border: 1px solid var(--app-border);
  overflow: hidden;
}

.app-avatar--bot img {
  width: 14px;
  height: 14px;
}

.app-msg--bot .app-msg__row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 100%;
}

.app-msg__col {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.app-msg__name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--app-fg);
}

.app-badge {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--chrome-ansi-green);
  background: color-mix(in srgb, var(--chrome-ansi-green) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--chrome-ansi-green) 22%, transparent);
  padding: 1px 7px;
  border-radius: 999px;
}

.app-msg__col > p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--app-fg);
}

.app-tool,
.app-tool--run {
  border-radius: 10px;
  border: 1px solid var(--app-tool-run-border);
  background: var(--app-tool-run-bg);
  overflow: hidden;
  max-width: 480px;
}

.app-tool--ok {
  border-color: var(--app-tool-ok-border);
  background: var(--app-tool-ok-bg);
}

.app-tool__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--app-tool-run-fg);
}

.app-tool--ok .app-tool__head {
  color: var(--app-tool-ok-fg);
}

.app-tool__toggle {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  border-top: 1px solid var(--app-tool-run-border);
  background: transparent;
  color: var(--app-tool-run-fg);
  font: inherit;
  font-size: 0.75rem;
  padding: 7px 12px 9px 34px;
  cursor: default;
  opacity: 0.9;
}

.app-diff {
  border: 1px solid var(--app-border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--app-diff-bg);
  max-width: 480px;
}

.app-diff__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 7px 12px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--app-fg-sec);
  border-bottom: 1px solid var(--app-border);
  background: color-mix(in oklab, var(--app-hover) 80%, transparent);
}

.app-diff__stat {
  display: flex;
  gap: 6px;
  font-style: normal;
}

.app-diff__stat .add {
  color: var(--chrome-ansi-green);
  font-style: normal;
}

.app-diff__stat .del {
  color: var(--chrome-ansi-red);
  font-style: normal;
}

.app-diff__body {
  margin: 0;
  padding: 10px 12px 12px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--app-fg-sec);
  /* Nested scroll steals the wheel from chat — keep full preview visible. */
  overflow: visible;
  max-height: none;
}

.app-diff__body .ln {
  display: block;
  white-space: pre;
}

.app-diff__body .ln.add {
  color: var(--chrome-ansi-green);
  background: color-mix(in srgb, var(--chrome-ansi-green) 8%, transparent);
}

.app-diff__body .ln.del {
  color: var(--chrome-ansi-red);
  background: color-mix(in srgb, var(--chrome-ansi-red) 8%, transparent);
}

/* Interactive panels (chat / shell / files) */
.app-panel {
  display: none;
  flex-direction: column;
  min-height: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.app-panel.is-on {
  display: flex;
}

/* Composer */
.app-composer {
  flex-shrink: 0;
  padding: 8px 16px 10px;
}

.app-composer__box {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 52px;
  padding: 10px 12px 8px;
  border-radius: 14px;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.app-composer__box:focus-within {
  border-color: color-mix(in oklab, var(--app-accent) 55%, var(--app-border));
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--app-accent) 16%, transparent);
}

.app-composer__input {
  width: 100%;
  min-width: 0;
  min-height: 22px;
  max-height: 120px;
  resize: none;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--app-fg);
  font: inherit;
  font-size: 0.84rem;
  line-height: 1.45;
  field-sizing: content;
}

.app-composer__input::placeholder {
  color: var(--app-fg-muted);
}

.app-composer__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.app-composer__chips {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  flex-wrap: wrap;
}

.app-chip-wrap {
  position: relative;
}

.app-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 26px;
  padding: 0 8px;
  border: 0;
  border-radius: 999px;
  background: color-mix(in oklab, var(--app-hover) 90%, transparent);
  color: var(--app-fg-sec);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
}

.app-chip:hover {
  color: var(--app-fg);
  background: var(--app-hover);
}

.app-chip__chev {
  opacity: 0.55;
}

.app-chip-menu {
  position: absolute;
  left: 0;
  bottom: calc(100% + 6px);
  z-index: 30;
  min-width: 140px;
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12);
  display: grid;
  gap: 2px;
}

.app-chip-menu[hidden] {
  display: none;
}

.app-chip-menu__item {
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  font-size: 0.78rem;
  padding: 7px 10px;
  border-radius: 7px;
  color: var(--app-fg-sec);
  cursor: pointer;
}

.app-chip-menu__item:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-chip-menu__item.is-on {
  background: var(--app-active);
  color: var(--app-fg);
  font-weight: 600;
}

.app-mention {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: calc(100% + 6px);
  z-index: 32;
  max-height: 180px;
  overflow: auto;
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.14);
  display: grid;
  gap: 2px;
}

.app-mention[hidden] {
  display: none;
}

.app-mention__item {
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--app-fg-sec);
  cursor: pointer;
}

.app-mention__item:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-composer__send {
  flex: none;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--app-primary);
  color: var(--app-primary-fg);
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}

.app-composer__send:hover {
  opacity: 0.92;
}

.app-composer__send:active {
  transform: scale(0.96);
}

.app-composer__hint {
  margin: 6px 4px 0;
  text-align: center;
  font-size: 0.68rem;
  color: var(--app-fg-muted);
}

/* Clickable affordances (Cursor-style) */
.app-session,
.app-tab,
.app-icon-btn,
.app-new-session,
.app-side__settings,
.app-side__more,
.app-project-card,
.app-project-menu__item,
.app-tool__toggle,
.app-tool__head,
.app-file-row {
  cursor: pointer;
  transition: background-color 0.12s ease, color 0.12s ease, border-color 0.12s ease, opacity 0.12s ease;
}

.app-session {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
}

.app-session:hover:not(.is-on) {
  background: color-mix(in oklab, var(--app-hover) 70%, transparent);
}

.app-session:focus-visible,
.app-tab:focus-visible,
.app-icon-btn:focus-visible,
.app-new-session:focus-visible,
.app-side__settings:focus-visible,
.app-project-card:focus-visible,
.app-tool__toggle:focus-visible,
.app-file-row:focus-visible,
.app-composer__send:focus-visible {
  outline: 2px solid var(--app-fg);
  outline-offset: 1px;
}

.app-icon-btn {
  border: 0;
  background: transparent;
  font: inherit;
}

.app-icon-btn:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-icon-btn.is-spin svg {
  animation: app-spin 0.7s linear;
}

@keyframes app-spin {
  to {
    transform: rotate(360deg);
  }
}

.app-project-card {
  width: 100%;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  font: inherit;
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.app-project-card:hover,
.app-project-card[aria-expanded="true"] {
  border-color: color-mix(in oklab, var(--app-fg) 18%, var(--app-border));
  background: color-mix(in oklab, var(--app-hover) 50%, var(--app-bg));
}

.app-project-card[aria-expanded="true"] .app-project-card__chev {
  transform: rotate(180deg);
}

.app-project-card__chev {
  transition: transform 0.15s ease;
}

.app-project-menu {
  margin-top: 6px;
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--app-border);
  background: var(--app-bg);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  display: grid;
  gap: 2px;
}

.app-project-menu[hidden] {
  display: none;
}

.app-project-menu__item {
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  font-size: 0.8rem;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--app-fg-sec);
  cursor: pointer;
}

.app-project-menu__item:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-project-menu__item.is-on {
  background: var(--app-active);
  color: var(--app-fg);
  font-weight: 600;
}

.app-tab:hover:not(.is-on) {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-new-session:hover {
  opacity: 0.92;
}

.app-new-session:active {
  transform: scale(0.99);
}

.app-side__settings:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-side__more {
  cursor: pointer;
}

.app-side__more:hover {
  color: var(--app-fg);
}

.app-side__more.is-hidden,
.app-session.is-extra.is-hidden {
  display: none;
}

/* Collapsed sidebar */
.app.is-side-collapsed .app-side {
  width: 56px;
  min-width: 56px;
}

.app.is-side-collapsed .app__body {
  grid-template-columns: 56px minmax(0, 1fr);
}

.app.is-side-collapsed .app-side__brand-text,
.app.is-side-collapsed .app-side__project,
.app.is-side-collapsed .app-side__sessions,
.app.is-side-collapsed .app-new-session span,
.app.is-side-collapsed .app-side__settings span {
  display: none;
}

.app.is-side-collapsed .app-side__head {
  justify-content: center;
  padding-left: 8px;
  padding-right: 8px;
}

.app.is-side-collapsed .app-side__brand {
  display: none;
}

.app.is-side-collapsed .app-side__new,
.app.is-side-collapsed .app-side__foot {
  padding-left: 8px;
  padding-right: 8px;
}

.app.is-side-collapsed .app-new-session,
.app.is-side-collapsed .app-side__settings {
  justify-content: center;
  padding-left: 0;
  padding-right: 0;
}

/* Tool expand */
.app-tool__head {
  width: 100%;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
}

.app-tool__body {
  display: none;
  margin: 0;
  padding: 0 12px 10px 34px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.55;
  color: var(--app-tool-run-fg);
  white-space: pre-wrap;
  word-break: break-word;
}

.app-tool.is-open .app-tool__body {
  display: block;
}

.app-tool.is-open .app-tool__toggle {
  display: none;
}

.app-tool__toggle {
  cursor: pointer;
}

.app-tool__toggle:hover {
  opacity: 1;
  text-decoration: underline;
}

/* Chat messages must not force the panel taller than the viewport */
.app-chat > * {
  flex-shrink: 0;
}

.app-msg.is-enter {
  animation: app-msg-in 0.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes app-msg-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Shell tab */
.app-shell {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  margin: 12px 16px 16px;
  border: 1px solid var(--app-border);
  border-radius: 12px;
  background: #0b1220;
  color: #e2e8f0;
  overflow: hidden;
}

[data-theme="dark"] .app-shell {
  background: #060a12;
}

.app-shell__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
  font-size: 0.72rem;
  color: #94a3b8;
  font-family: var(--mono);
}

.app-shell__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

.app-shell__out {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 12px 14px;
  overflow: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.6;
  white-space: pre-wrap;
  color: #cbd5e1;
}

.app-shell__prompt {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px 12px;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  font-family: var(--mono);
}

.app-shell__ps {
  color: #4ade80;
  font-size: 0.8rem;
}

.app-shell__input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: #f8fafc;
  font: inherit;
  font-size: 0.8rem;
}

.app-shell__input::placeholder {
  color: #64748b;
}

/* Files tab */
.app-files {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  margin: 0;
  overflow: hidden;
}

.app-files__tree {
  border-right: 1px solid var(--app-border);
  padding: 10px 8px;
  overflow: auto;
  background: var(--app-bg-side);
}

.app-file-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  font-size: 0.78rem;
  color: var(--app-fg-sec);
  padding: 7px 8px;
  border-radius: 8px;
  cursor: pointer;
}

.app-file-row:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-file-row.is-on {
  background: var(--app-active);
  color: var(--app-fg);
  font-weight: 500;
}

.app-file-row__icon {
  flex: none;
  opacity: 0.7;
}

.app-files__preview {
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--app-bg);
}

.app-files__preview-head {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--app-border);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--app-fg-sec);
}

.app-files__preview-actions {
  display: flex;
  gap: 2px;
}

.app-icon-btn--sm {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  color: var(--app-fg-muted);
}

.app-editor {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  overflow: auto;
  background: var(--app-bg);
}

.app-editor__gutter {
  padding: 14px 0 14px 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--app-fg-muted);
  text-align: right;
  user-select: none;
  border-right: 1px solid color-mix(in oklab, var(--app-border) 70%, transparent);
  background: color-mix(in oklab, var(--app-bg-side) 80%, transparent);
}

.app-editor__gutter span {
  display: block;
  padding-right: 10px;
  min-width: 1.6em;
}

.app-files__preview-body {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 14px 16px;
  overflow: visible;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--app-fg-sec);
  white-space: pre;
}

.app-file-folder {
  margin-bottom: 4px;
}

.app-file-folder__head {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--app-fg-muted);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 6px;
  border-radius: 6px;
  cursor: pointer;
  text-align: left;
}

.app-file-folder__head:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-file-folder__chev {
  font-size: 0.65rem;
  opacity: 0.7;
  transition: transform 0.12s ease;
}

.app-file-folder.is-collapsed .app-file-folder__chev {
  transform: rotate(-90deg);
}

.app-file-folder.is-collapsed .app-file-folder__body {
  display: none;
}

.app-file-folder__body {
  display: grid;
  gap: 1px;
  padding-left: 6px;
}

.app-file-folder.is-root .app-file-folder__body {
  padding-left: 0;
}

/* Session status */
.app-session__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-theme-accent);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-theme-accent) 45%, transparent);
  animation: app-dot-pulse 1.4s ease-out infinite;
}

.app-session.is-done .app-session__icon {
  color: var(--chrome-ansi-green, #22c55e);
}

@keyframes app-dot-pulse {
  0% {
    box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-theme-accent) 45%, transparent);
  }
  70% {
    box-shadow: 0 0 0 6px color-mix(in oklab, var(--color-theme-accent) 0%, transparent);
  }
  100% {
    box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-theme-accent) 0%, transparent);
  }
}

/* Message copy */
.app-msg__text-wrap {
  position: relative;
}

.app-msg__text-wrap > p {
  margin: 0;
}

.app-msg__copy {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--app-fg-muted);
  display: grid;
  place-items: center;
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.12s ease, background 0.12s ease;
}

.app-msg__text-wrap:hover .app-msg__copy,
.app-msg__copy:focus-visible {
  opacity: 1;
}

.app-msg__copy:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

/* Status bar */
.app-statusbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 26px;
  padding: 0 12px;
  border-top: 1px solid color-mix(in oklab, var(--app-border) 70%, transparent);
  background: color-mix(in oklab, var(--app-bg-side) 70%, var(--app-bg));
  font-size: 0.68rem;
  color: var(--app-fg-sec);
  font-variant-numeric: tabular-nums;
}

.app-statusbar__item {
  white-space: nowrap;
}

.app-statusbar__item--muted {
  color: var(--app-fg-muted);
}

.app-statusbar__sep {
  opacity: 0.4;
}

.app-statusbar__spacer {
  flex: 1;
}

/* Git panel */
.app-git {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.app-git__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--app-border);
}

.app-git__tabs {
  display: flex;
  gap: 4px;
}

.app-git__tab {
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--app-fg-muted);
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
}

.app-git__tab.is-on {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-git__branch {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--app-fg-sec);
}

.app-git__body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.app-git__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.app-git__link {
  border: 0;
  background: transparent;
  color: var(--app-accent);
  font: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}

.app-git__count {
  font-size: 0.72rem;
  color: var(--app-fg-muted);
}

.app-git__list {
  display: grid;
  gap: 2px;
}

.app-git__row,
.app-git__commit-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  padding: 8px 8px;
  border-radius: 8px;
  color: var(--app-fg-sec);
  cursor: pointer;
}

.app-git__row:hover,
.app-git__commit-row:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-git__row.is-staged {
  background: color-mix(in oklab, var(--app-accent) 8%, transparent);
}

.app-git__check {
  width: 14px;
  font-size: 0.72rem;
  color: var(--chrome-ansi-green, #22c55e);
  text-align: center;
}

.app-git__status {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 700;
  width: 14px;
}

.app-git__status--M {
  color: #f59e0b;
}

.app-git__status--A {
  color: var(--chrome-ansi-green, #22c55e);
}

.app-git__name {
  flex: 1;
  min-width: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-git__stat {
  display: flex;
  gap: 6px;
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
}

.app-git__stat .add {
  color: var(--chrome-ansi-green, #22c55e);
  font-style: normal;
}

.app-git__stat .del {
  color: var(--chrome-ansi-red, #ef4444);
  font-style: normal;
}

.app-git__diff {
  border: 1px solid var(--app-border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--app-diff-bg, var(--app-bg));
}

.app-git__diff-head {
  padding: 7px 12px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--app-fg-sec);
  border-bottom: 1px solid var(--app-border);
  background: color-mix(in oklab, var(--app-hover) 70%, transparent);
}

.app-git__diff-body {
  margin: 0;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.6;
  overflow: auto;
  max-height: 160px;
}

.app-git__diff-body .ln {
  display: block;
  white-space: pre;
}

.app-git__diff-body .ln.add {
  color: var(--chrome-ansi-green, #22c55e);
  background: color-mix(in srgb, var(--chrome-ansi-green, #22c55e) 8%, transparent);
}

.app-git__diff-body .ln.del {
  color: var(--chrome-ansi-red, #ef4444);
  background: color-mix(in srgb, var(--chrome-ansi-red, #ef4444) 8%, transparent);
}

.app-git__commit-row code {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--app-fg-muted);
  min-width: 4.2em;
}

.app-git__commit-row div {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.app-git__commit-row strong {
  font-size: 0.8rem;
  font-weight: 550;
  color: var(--app-fg);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-git__commit-row span {
  font-size: 0.68rem;
  color: var(--app-fg-muted);
}

.app-git__commit {
  display: flex;
  gap: 8px;
  padding: 10px 12px 12px;
  border-top: 1px solid var(--app-border);
}

.app-git__msg {
  flex: 1;
  min-width: 0;
  height: 34px;
  border: 1px solid var(--app-border);
  border-radius: 8px;
  padding: 0 10px;
  background: var(--app-bg);
  color: var(--app-fg);
  font: inherit;
  font-size: 0.8rem;
}

.app-git__msg:focus {
  outline: none;
  border-color: color-mix(in oklab, var(--app-accent) 50%, var(--app-border));
}

.app-git__btn {
  flex: none;
  height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  background: var(--app-ink);
  color: var(--app-bg);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.app-git__btn:hover {
  opacity: 0.92;
}

/* Tasks board */
.app-tasks {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
  overflow: auto;
}

.app-tasks__col {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: color-mix(in oklab, var(--app-bg-side) 80%, transparent);
  border: 1px solid color-mix(in oklab, var(--app-border) 80%, transparent);
  border-radius: 12px;
  padding: 10px;
}

.app-tasks__col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 2px 4px;
}

.app-tasks__col-head strong {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--app-fg-sec);
}

.app-tasks__col-head em {
  font-style: normal;
  font-size: 0.7rem;
  color: var(--app-fg-muted);
  font-variant-numeric: tabular-nums;
}

.app-tasks__cards {
  display: grid;
  gap: 6px;
}

.app-task-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  border: 1px solid var(--app-border);
  border-radius: 10px;
  background: var(--app-bg);
  padding: 10px;
  text-align: left;
  font: inherit;
  cursor: pointer;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.app-task-card:hover {
  border-color: color-mix(in oklab, var(--app-fg) 18%, var(--app-border));
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.app-task-card__text {
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--app-fg);
}

.app-task-card__tag {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--app-fg-muted);
  background: var(--app-hover);
  padding: 2px 7px;
  border-radius: 999px;
}

.app-tasks__empty {
  margin: 8px 0 0;
  font-size: 0.75rem;
  color: var(--app-fg-muted);
  text-align: center;
}

@media (max-width: 720px) {
  .app-tasks {
    grid-template-columns: 1fr;
  }
}

/* Toast */
.app-toast {
  position: absolute;
  left: 50%;
  top: 48px;
  bottom: auto;
  transform: translateX(-50%) translateY(-6px);
  z-index: 40;
  max-width: min(90%, 380px);
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--app-ink);
  color: var(--app-bg);
  font-size: 0.8rem;
  font-weight: 550;
  letter-spacing: 0.01em;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.22);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-toast.is-on {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.app-toast[hidden] {
  display: block !important;
  opacity: 0;
}

.app {
  position: relative;
}

/* Diff as button */
button.app-diff {
  display: block;
  width: 100%;
  max-width: 480px;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

button.app-diff:hover {
  border-color: color-mix(in oklab, var(--app-fg) 20%, var(--app-border));
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--app-fg) 8%, transparent);
}

.app-diff__hint {
  display: block;
  padding: 6px 12px 8px;
  font-size: 0.68rem;
  color: var(--app-fg-muted);
  border-top: 1px solid var(--app-border);
  background: color-mix(in oklab, var(--app-hover) 60%, transparent);
}

/* Tool chevron + badge button */
.app-tool__chev {
  margin-left: auto;
  opacity: 0.55;
  font-size: 0.7rem;
  transition: transform 0.15s ease;
}

.app-tool.is-open .app-tool__chev {
  transform: rotate(180deg);
}

.app-badge--btn {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.app-badge--btn:hover {
  filter: brightness(0.95);
}

.app-badge--done {
  color: var(--app-fg-sec);
  background: var(--app-hover);
  border-color: var(--app-border);
}

/* Approve / reject */
.app-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.app-action {
  border: 0;
  border-radius: 8px;
  padding: 7px 12px;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--app-ink);
  color: var(--app-bg);
  cursor: pointer;
}

.app-action:hover {
  opacity: 0.92;
}

.app-action--ghost {
  background: transparent;
  color: var(--app-fg-sec);
  border: 1px solid var(--app-border);
}

.app-action--ghost:hover {
  background: var(--app-hover);
  color: var(--app-fg);
  opacity: 1;
}

/* Empty / thinking */
.app-empty {
  margin: auto;
  text-align: center;
  padding: 40px 20px;
  color: var(--app-fg-sec);
}

.app-empty strong {
  display: block;
  font-size: 0.95rem;
  color: var(--app-fg);
  margin-bottom: 6px;
}

.app-empty p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.5;
}

.app-thinking {
  border: 1px solid var(--app-border);
  border-radius: 10px;
  background: var(--app-hover);
  overflow: hidden;
  max-width: 480px;
}

.app-thinking__toggle {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  font: inherit;
  font-size: 0.75rem;
  color: var(--app-fg-sec);
  padding: 8px 12px;
  cursor: pointer;
}

.app-thinking__body {
  display: none;
  margin: 0;
  padding: 0 12px 10px;
  font-size: 0.72rem;
  color: var(--app-fg-muted);
  white-space: pre-wrap;
}

.app-thinking.is-open .app-thinking__body {
  display: block;
}

/* Settings modal */
.app-modal {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.18s ease, visibility 0.18s ease;
}

.app-modal.is-on {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* Keep display for close animation; a11y via aria-hidden + visibility */
.app-modal[hidden] {
  display: grid !important;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.app-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  cursor: pointer;
}

.app-modal__card {
  position: relative;
  z-index: 1;
  width: min(92%, 360px);
  border-radius: 14px;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
  overflow: hidden;
  transform: translateY(8px) scale(0.98);
  transition: transform 0.18s ease;
}

.app-modal.is-on .app-modal__card {
  transform: none;
}

.app-modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--app-border);
  font-size: 0.9rem;
}

.app-modal__x {
  border: 0;
  background: transparent;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--app-fg-sec);
  cursor: pointer;
}

.app-modal__x:hover {
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-modal__body {
  padding: 10px 14px 6px;
  display: grid;
  gap: 4px;
}

.app-modal__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 4px;
  font-size: 0.82rem;
  color: var(--app-fg);
  cursor: pointer;
}

.app-modal__row select {
  font: inherit;
  font-size: 0.78rem;
  border: 1px solid var(--app-border);
  border-radius: 8px;
  background: var(--app-bg);
  color: var(--app-fg);
  padding: 4px 8px;
  max-width: 48%;
}

.app-modal__row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--app-accent);
}

.app-modal__hint {
  margin: 6px 4px 8px;
  font-size: 0.72rem;
  color: var(--app-fg-muted);
  line-height: 1.45;
}

.app-modal__foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 10px 14px 14px;
  border-top: 1px solid var(--app-border-soft);
}

.app-modal__btn {
  border: 0;
  border-radius: 8px;
  padding: 7px 14px;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--app-ink);
  color: var(--app-bg);
  cursor: pointer;
}

.app-modal__btn--ghost {
  background: transparent;
  color: var(--app-fg-sec);
  border: 1px solid var(--app-border);
}

.app-modal__btn:hover {
  opacity: 0.92;
}

/* Pulse feedback */
.is-pulse {
  animation: app-pulse 0.35s ease;
}

@keyframes app-pulse {
  0% {
    box-shadow: 0 0 0 0 color-mix(in oklab, var(--app-accent) 35%, transparent);
  }
  100% {
    box-shadow: 0 0 0 8px transparent;
  }
}

.app-files__empty {
  margin: 12px 8px;
  font-size: 0.78rem;
  color: var(--app-fg-muted);
}

.phone {
  cursor: pointer;
  outline: none;
  transition: box-shadow 0.15s ease;
}

.phone:hover,
.phone:focus-visible {
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--text) 28%, transparent);
}

/* Legacy class hooks used elsewhere (features panels may reuse) */
.app__label {
  margin: 0 8px 8px;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chrome-faint);
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-theme-accent);
  flex: none;
}

.meter {
  height: 4px;
  border-radius: 999px;
  background: var(--chrome-line);
  overflow: hidden;
}

.meter i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--chrome-ansi-green);
}

.term {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.65rem;
  line-height: 1.55;
  color: var(--chrome-muted);
  white-space: pre-wrap;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tags span {
  font-size: 0.7rem;
  color: var(--chrome-text-2);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--chrome-line);
}

/* ========== Trust row (landwind logo strip + cruip gradient rule) ========== */
.trust-row {
  position: relative;
  padding: 28px 0 56px;
  text-align: center;
}

.trust-row::before,
.trust-row::after {
  content: "";
  display: block;
  width: min(720px, 88%);
  height: 1px;
  margin: 0 auto;
  background: linear-gradient(
    to right,
    transparent,
    color-mix(in oklab, var(--text) 16%, transparent),
    transparent
  );
}

.trust-row::before {
  margin-bottom: 28px;
}

.trust-row::after {
  margin-top: 28px;
}

.trust-row__label {
  margin-bottom: 16px;
  font-size: 0.8125rem;
  color: var(--faint);
}

.trust-row__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.trust-row__list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: border-color 0.15s, transform 0.15s var(--ease), box-shadow 0.15s;
}

.trust-row__list li:hover {
  border-color: color-mix(in oklab, var(--text) 18%, transparent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-flyout);
}

.trust-row__list img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  object-fit: contain;
}

.trust-row__list .muted {
  color: var(--faint);
  border-style: dashed;
  background: transparent;
}

.trust-row__list .muted:hover {
  transform: none;
  box-shadow: none;
}

/* ========== Features ========== */
.features {
  padding: 40px 0 80px;
}

.features--tight {
  padding-top: 64px;
}

.features__head {
  max-width: 32em;
  margin: 0 auto 48px;
  text-align: center;
}

.features__head h2 {
  margin-bottom: 12px;
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  font-weight: 550;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
}

.features__head > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.feat {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  /* Cruip gradient hairline between feature rows */
  border-top: 1px solid transparent;
  border-image: linear-gradient(
      to right,
      transparent,
      color-mix(in oklab, var(--text) 14%, transparent),
      transparent
    )
    1;
}

.feat--flip {
  direction: rtl;
}

.feat--flip > * {
  direction: ltr;
}

.feat__copy h3 {
  margin-bottom: 12px;
  font-size: 1.5rem;
  font-weight: 550;
  letter-spacing: -0.025em;
  line-height: 1.25;
  color: var(--text);
}

.feat__copy > p {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 30em;
}

.feat__copy ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

/* Landwind-style checkmarks */
.feat__copy li {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding-left: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-2);
  line-height: 1.5;
}

.feat__copy li::before {
  content: "";
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 1px;
  border-radius: 50%;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4.2 8.2l2.4 2.4 5.2-5.2' stroke='%23f54e00' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")
      center / 12px 12px no-repeat,
    color-mix(in oklab, var(--accent) 12%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--accent) 28%, transparent);
}

.feat__visual {
  display: flex;
  justify-content: center;
}

.panel {
  width: min(100%, 360px);
  padding: 8px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-flyout);
}

.panel__row {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border-radius: 10px;
  font-size: 0.9rem;
  color: var(--text-2);
  width: 100%;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.12s ease;
}

.panel__row:hover {
  background: color-mix(in oklab, var(--text) 4%, transparent);
}

.panel__row.is-on {
  background: var(--line-2);
  color: var(--text);
}

.panel__row img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  object-fit: contain;
}

.panel__row em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--faint);
}

/* ========== Feature scenes (f2 project / f3 automation) ========== */
.scene {
  width: min(100%, 420px);
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow:
    var(--shadow-flyout),
    0 20px 48px -28px color-mix(in oklab, var(--text) 22%, transparent);
  overflow: hidden;
}

.scene__chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 70%, var(--bg));
}

.scene__dots {
  display: inline-flex;
  gap: 5px;
  flex: none;
}

.scene__dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--text) 12%, transparent);
}

.scene__dots i:nth-child(1) { background: #ff5f57; }
.scene__dots i:nth-child(2) { background: #febc2e; }
.scene__dots i:nth-child(3) { background: #28c840; }

.scene__chrome-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  font-size: 0.75rem;
  font-weight: 550;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.scene__chrome-title img {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  object-fit: cover;
}

.scene__chrome-title svg {
  opacity: 0.7;
  flex: none;
}

.scene__badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 550;
  font-family: var(--mono);
  letter-spacing: -0.01em;
  flex: none;
}

.scene__badge--git {
  color: var(--text-2);
  background: color-mix(in oklab, var(--text) 5%, transparent);
  border: 1px solid var(--line);
}

.scene__badge--git em {
  font-style: normal;
  color: #1f8a65;
  margin-left: 2px;
}

.scene__badge--run {
  color: #1f8a65;
  background: color-mix(in oklab, #22c55e 12%, transparent);
  border: 1px solid color-mix(in oklab, #22c55e 28%, transparent);
}

.scene__badge--run i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 color-mix(in oklab, #22c55e 45%, transparent);
  animation: auto-run-dot 1.6s ease infinite;
}

.scene__badge--paused {
  color: var(--text-mid);
  background: color-mix(in oklab, var(--text) 6%, transparent);
  border-color: var(--line);
}

.scene__badge--paused i {
  animation: none;
  background: var(--faint);
  box-shadow: none;
}

@keyframes auto-run-dot {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in oklab, #22c55e 40%, transparent); }
  50% { box-shadow: 0 0 0 5px color-mix(in oklab, #22c55e 0%, transparent); }
}

/* --- f2: project split (tree + editor) --- */
.scene--project .scene__body--split {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  min-height: 220px;
  background: #14120b;
  color: #edecec;
}

.scene-tree {
  padding: 10px 0;
  border-right: 1px solid color-mix(in oklab, #edecec 8%, transparent);
  background: #1b1913;
  font-size: 0.7rem;
  color: color-mix(in oklab, #edecec 62%, transparent);
}

.scene-tree__label {
  padding: 0 10px 8px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in oklab, #edecec 38%, transparent);
}

.scene-tree__list,
.scene-tree__list ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.scene-tree__list > li {
  padding: 3px 10px;
  line-height: 1.45;
}

.scene-tree__list .is-folder > span::before {
  content: "▾ ";
  opacity: 0.5;
  font-size: 0.6rem;
}

.scene-tree__list .is-folder:not(.is-open) > span::before {
  content: "▸ ";
}

.scene-tree__list .is-folder > ul {
  margin-top: 2px;
  padding-left: 10px;
}

.scene-tree__list .is-file {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 6px;
  margin: 1px 4px;
  border-radius: 5px;
}

.scene-tree__list .is-file.is-active {
  background: color-mix(in oklab, #edecec 10%, transparent);
  color: #edecec;
}

.scene-tree__mod {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.58rem;
  font-style: normal;
  font-weight: 700;
  color: #e6b450;
}

.scene-editor {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: #14120b;
}

.scene-editor__tabs {
  display: flex;
  gap: 0;
  padding: 0 4px;
  border-bottom: 1px solid color-mix(in oklab, #edecec 8%, transparent);
  background: #1b1913;
}

.scene-editor__tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: color-mix(in oklab, #edecec 48%, transparent);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.scene-editor__tab.is-on {
  color: #edecec;
  background: color-mix(in oklab, #edecec 4%, transparent);
  border-bottom-color: var(--accent);
}

.scene-editor__dirty {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #e6b450;
}

.scene-editor__code {
  flex: 1;
  padding: 10px 0 12px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.7;
  overflow: hidden;
}

.code-line {
  display: grid;
  grid-template-columns: 28px 14px minmax(0, 1fr);
  align-items: baseline;
  min-height: 1.7em;
  padding-right: 10px;
}

.code-line .ln {
  text-align: right;
  padding-right: 6px;
  color: color-mix(in oklab, #edecec 28%, transparent);
  user-select: none;
  font-size: 0.65rem;
}

.code-line .gutter {
  text-align: center;
  font-weight: 700;
  font-size: 0.65rem;
  opacity: 0.9;
}

.code-line__body {
  white-space: pre;
  color: color-mix(in oklab, #edecec 78%, transparent);
}

.code-line .k { color: #c07eff; }
.code-line .fn { color: #90b3ff; }

.code-line.is-del {
  background: color-mix(in oklab, #cf2d56 14%, transparent);
}

.code-line.is-del .gutter,
.code-line.is-del .code-line__body {
  color: color-mix(in oklab, #ff8fa3 90%, #edecec);
}

.code-line.is-add {
  background: color-mix(in oklab, #1f8a65 16%, transparent);
}

.code-line.is-add .gutter,
.code-line.is-add .code-line__body {
  color: color-mix(in oklab, #6ee7b7 85%, #edecec);
}

.code-line.is-cursor .code-line__body {
  position: relative;
}

.code-line .cursor {
  display: inline-block;
  width: 1.5px;
  height: 0.95em;
  margin-left: 1px;
  vertical-align: -0.1em;
  background: var(--accent);
  animation: scene-caret 1s steps(1) infinite;
}

@keyframes scene-caret {
  50% { opacity: 0; }
}

.scene-editor__status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-top: 1px solid color-mix(in oklab, #edecec 8%, transparent);
  font-size: 0.62rem;
  color: color-mix(in oklab, #edecec 45%, transparent);
  background: #1b1913;
}

.scene-editor__diff-meta {
  font-family: var(--mono);
  font-weight: 600;
}

.scene-editor__diff-meta .add { color: #6ee7b7; }
.scene-editor__diff-meta .del { color: #ff8fa3; margin-left: 4px; }

/* --- f3: automation scene --- */
.feat--automation {
  grid-template-columns: minmax(250px, 0.68fr) minmax(0, 1.72fr);
  gap: 36px;
}

.feat__visual--automation {
  min-width: 0;
  width: 100%;
}

.automation-demos {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
}

.automation-demos .scene {
  width: 100%;
  min-width: 0;
}

.scene--auto {
  --auto-mark: 18px;
  --auto-step-pad-y: 7px;
  --auto-mark-mt: 2px; /* optical align with first text line */
  --auto-rail-gap: 11px;
  --auto-line: 1.5px;
  --auto-green: #22c55e;
  --auto-green-ink: #1a7f5a;
  --auto-blue: #339cff;
  background: var(--surface);
}

.scene--desktop {
  --desktop-blue: #2f7cf6;
  --desktop-folder: #f5b82e;
}

.desktop-explorer {
  margin: 11px 11px 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--bg);
  box-shadow: 0 1px 2px color-mix(in oklab, var(--text) 4%, transparent);
}

.desktop-explorer__toolbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 82%, var(--bg));
  color: var(--muted);
  font-size: 0.62rem;
}

.desktop-explorer__nav {
  color: var(--faint);
  white-space: nowrap;
}

.desktop-explorer__path {
  min-width: 0;
  padding: 4px 7px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text-2);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.desktop-explorer__new {
  min-height: 25px;
  padding: 0 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text-2);
  font: inherit;
  font-size: 0.6rem;
  cursor: pointer;
}

.desktop-explorer__new.is-pressed {
  border-color: color-mix(in oklab, var(--desktop-blue) 50%, var(--line));
  background: color-mix(in oklab, var(--desktop-blue) 10%, var(--surface));
}

.desktop-explorer__body {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  min-height: 166px;
}

.desktop-explorer__sidebar {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 5px;
  border-right: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 72%, var(--bg));
}

.desktop-explorer__sidebar button {
  display: flex;
  align-items: center;
  gap: 5px;
  width: 100%;
  min-height: 25px;
  padding: 0 6px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.61rem;
  text-align: left;
}

.desktop-explorer__sidebar button.is-active {
  background: color-mix(in oklab, var(--desktop-blue) 11%, transparent);
  color: var(--text);
}

.desktop-explorer__files {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  gap: 5px;
  min-width: 0;
  padding: 9px;
  overflow: hidden;
}

.desktop-file {
  display: grid;
  grid-template-columns: 25px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 6px;
  align-items: center;
  min-width: 0;
  padding: 6px;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--text-2);
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.15s ease, border-color 0.15s ease;
}

.desktop-file[hidden] {
  display: none;
}

.desktop-file__icon {
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border-radius: 5px;
  background: color-mix(in oklab, var(--desktop-folder) 24%, var(--surface));
  color: color-mix(in oklab, var(--desktop-folder) 78%, #7c4a00);
  font-size: 0.62rem;
  font-weight: 700;
}

.desktop-file__icon--doc {
  background: color-mix(in oklab, #2563eb 17%, var(--surface));
  color: #2563eb;
}

.desktop-file__icon--image {
  background: color-mix(in oklab, #8b5cf6 16%, var(--surface));
  color: #7c3aed;
}

.desktop-file__icon--text {
  background: color-mix(in oklab, var(--text) 8%, var(--surface));
  color: var(--muted);
}

.desktop-file__name {
  min-width: 0;
  overflow: hidden;
  font-size: 0.61rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.desktop-file small {
  color: var(--faint);
  font-size: 0.54rem;
  white-space: nowrap;
}

.desktop-file.is-selected {
  border-color: color-mix(in oklab, var(--desktop-blue) 38%, var(--line));
  background: color-mix(in oklab, var(--desktop-blue) 10%, transparent);
}

.desktop-file.is-moved {
  opacity: 0;
  transform: translate(18px, -8px) scale(0.92);
  pointer-events: none;
}

.desktop-file--folder.is-created {
  animation: desktop-folder-in 0.28s var(--ease) both;
}

@keyframes desktop-folder-in {
  from { opacity: 0; transform: translateY(6px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.desktop-explorer__status {
  min-height: 24px;
  padding: 5px 9px;
  border-top: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 72%, var(--bg));
  color: var(--faint);
  font-size: 0.57rem;
}

.scene--desktop .auto-timeline {
  padding-top: 7px;
}

.auto-browser {
  margin: 11px 11px 0;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--bg);
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, var(--text) 3.5%, transparent),
    0 1px 2px color-mix(in oklab, var(--text) 3%, transparent);
}

.auto-browser__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 82%, var(--bg));
}

.auto-browser__nav {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: none;
}

.auto-browser__nav i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--text) 14%, transparent);
}

.auto-browser__url {
  flex: 1;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
  padding: 4px 9px;
  border-radius: 7px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.64rem;
  line-height: 1.2;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow: inset 0 1px 0 color-mix(in oklab, var(--text) 2.5%, transparent);
}

.auto-browser__url svg {
  flex: none;
  opacity: 0.7;
  color: var(--auto-green-ink);
}

.auto-browser__page {
  position: relative;
  padding: 14px 14px 16px;
  min-height: 148px;
  overflow: hidden;
  background:
    radial-gradient(
      ellipse 78% 58% at 72% 18%,
      color-mix(in oklab, var(--accent) 7%, transparent),
      transparent 62%
    ),
    radial-gradient(
      ellipse 50% 40% at 12% 90%,
      color-mix(in oklab, var(--auto-blue) 5%, transparent),
      transparent 70%
    ),
    var(--bg);
}

.auto-form {
  max-width: 214px;
  display: grid;
  gap: 7px;
}

.auto-form__brand {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 3px;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.auto-form__logo {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--accent) 80%, #fff) 0%, var(--auto-blue) 100%);
  box-shadow:
    0 0 0 1px color-mix(in oklab, var(--auto-blue) 28%, transparent),
    0 1px 2px color-mix(in oklab, var(--auto-blue) 20%, transparent);
}

.auto-form__field {
  position: relative;
  display: grid;
  gap: 2px;
  padding: 7px 10px 8px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 0.68rem;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}

.auto-form__field span {
  color: var(--faint);
  font-size: 0.58rem;
  font-weight: 550;
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.auto-form__field em {
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.015em;
  min-height: 1.25em;
  line-height: 1.25;
}

.auto-form__field.is-done {
  border-color: color-mix(in oklab, var(--auto-green) 34%, var(--line));
  background: color-mix(in oklab, var(--auto-green) 7%, var(--surface));
}

.auto-form__field.is-focus {
  border-color: color-mix(in oklab, var(--auto-blue) 58%, var(--line));
  box-shadow:
    0 0 0 3px color-mix(in oklab, var(--auto-blue) 15%, transparent),
    0 1px 2px color-mix(in oklab, var(--auto-blue) 8%, transparent);
}

.auto-form__caret {
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 1.5px;
  height: 12px;
  border-radius: 1px;
  background: var(--accent);
  animation: scene-caret 1s steps(1) infinite;
}

.auto-form__btn {
  margin-top: 3px;
  padding: 8px 10px;
  border-radius: 8px;
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--btn-text);
  background: var(--ink);
  opacity: 0.38;
  transition:
    opacity 0.18s ease,
    transform 0.12s ease,
    box-shadow 0.18s ease;
}

.auto-form__btn.is-focus {
  opacity: 1;
  box-shadow:
    0 0 0 3px color-mix(in oklab, var(--auto-blue) 16%, transparent),
    0 1px 2px color-mix(in oklab, var(--text) 12%, transparent);
}

.auto-form__btn.is-pressed {
  transform: scale(0.975);
  opacity: 1;
}

/* Agent cursor — matches browser-control-bridge / JustSearch overlay */
.agent-cursor {
  position: absolute;
  top: 0;
  left: 0;
  width: 24px;
  height: 24px;
  opacity: 0;
  pointer-events: none;
  z-index: 5;
  transform-origin: 12px 12px;
  will-change: transform, opacity, filter;
}

.agent-cursor img {
  display: block;
  width: 23px;
  height: 24px;
  transform: translate3d(12px, -2.5px, 0) rotate(44deg);
  transform-origin: 0 0;
  filter:
    drop-shadow(0 0 6px rgba(51, 156, 255, 0.9))
    drop-shadow(0 0 15px rgba(51, 156, 255, 0.48));
  user-select: none;
  -webkit-user-drag: none;
}

.agent-click-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 18px;
  height: 18px;
  margin: -9px 0 0 -9px;
  border-radius: 50%;
  border: 2px solid rgba(51, 156, 255, 0.95);
  box-shadow:
    0 0 0 0 rgba(51, 156, 255, 0.45),
    0 0 12px rgba(51, 156, 255, 0.55);
  opacity: 0;
  pointer-events: none;
  z-index: 4;
  transform: scale(0.35);
}

.agent-click-ring.is-on {
  animation: agent-click-ring 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes agent-click-ring {
  0% {
    opacity: 0.95;
    transform: scale(0.35);
    box-shadow:
      0 0 0 0 rgba(51, 156, 255, 0.5),
      0 0 10px rgba(51, 156, 255, 0.55);
  }
  70% {
    opacity: 0.45;
    transform: scale(1.35);
  }
  100% {
    opacity: 0;
    transform: scale(1.7);
    box-shadow:
      0 0 0 10px rgba(51, 156, 255, 0),
      0 0 0 rgba(51, 156, 255, 0);
  }
}

.auto-cursor {
  display: none;
}

/* Timeline: rail-centered connectors (fixes line/dot alignment) */
.auto-timeline {
  list-style: none;
  margin: 8px 8px 0;
  padding: 2px 2px 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.auto-step {
  position: relative;
  z-index: 1;
}

.auto-step__btn {
  display: grid;
  grid-template-columns: var(--auto-mark) minmax(0, 1fr) auto;
  column-gap: var(--auto-rail-gap);
  align-items: start;
  width: 100%;
  padding: var(--auto-step-pad-y) 8px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  font: inherit;
  text-align: left;
  color: inherit;
  cursor: pointer;
  transition: background 0.14s ease;
}

.auto-step__btn:hover {
  background: color-mix(in oklab, var(--text) 3.5%, transparent);
}

.auto-step__btn:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 1px;
}

.auto-step.is-active .auto-step__btn {
  background: color-mix(in oklab, var(--accent) 5%, transparent);
}

/* Rail: mark + vertical segment on a shared center axis */
.auto-step__rail {
  position: relative;
  width: var(--auto-mark);
  align-self: stretch;
  display: flex;
  justify-content: center;
  flex: none;
}

.auto-step__mark {
  position: relative;
  z-index: 2;
  width: var(--auto-mark);
  height: var(--auto-mark);
  margin-top: var(--auto-mark-mt);
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  box-sizing: border-box;
  background: var(--surface);
  border: 1.5px solid color-mix(in oklab, var(--text) 14%, transparent);
  color: var(--faint);
  /* ring of surface color masks the connector under the node */
  box-shadow: 0 0 0 3px var(--surface);
}

.auto-step__check,
.auto-step__pulse,
.auto-step__num {
  grid-area: 1 / 1;
  display: none;
}

.auto-step__num {
  font-size: 0.6rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.02em;
}

.auto-step__check {
  width: 10px;
  height: 10px;
}

.auto-step__pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 42%, transparent);
  animation: auto-run-dot 1.4s ease infinite;
}

.auto-step.is-done .auto-step__mark {
  background: color-mix(in oklab, var(--auto-green) 16%, var(--surface));
  border-color: color-mix(in oklab, var(--auto-green) 48%, transparent);
  color: var(--auto-green-ink);
}

.auto-step.is-done .auto-step__check {
  display: block;
}

.auto-step.is-active .auto-step__mark {
  border-color: color-mix(in oklab, var(--accent) 55%, transparent);
  background: color-mix(in oklab, var(--accent) 11%, var(--surface));
  color: var(--accent);
  box-shadow:
    0 0 0 3px var(--surface),
    0 0 0 5px color-mix(in oklab, var(--accent) 10%, transparent);
}

.auto-step.is-active .auto-step__pulse {
  display: block;
}

.auto-step.is-wait .auto-step__mark {
  background: color-mix(in oklab, var(--surface) 90%, var(--bg));
  border-color: color-mix(in oklab, var(--text) 12%, transparent);
  color: var(--faint);
}

.auto-step.is-wait .auto-step__num {
  display: block;
}

/*
 * Connector: bottom of this mark → top of next mark.
 * Centered with left:50% + translateX(-50%) on the rail axis.
 */
.auto-step:not(:last-child) .auto-step__rail::after {
  content: "";
  position: absolute;
  z-index: 1;
  left: 50%;
  top: calc(var(--auto-mark-mt) + var(--auto-mark));
  bottom: calc(-1 * (var(--auto-step-pad-y) + var(--auto-step-pad-y) + var(--auto-mark-mt)));
  width: var(--auto-line);
  transform: translateX(-50%);
  border-radius: 1px;
  background: color-mix(in oklab, var(--text) 12%, transparent);
  pointer-events: none;
}

.auto-step.is-done:not(:last-child) .auto-step__rail::after {
  background: color-mix(in oklab, var(--auto-green) 55%, transparent);
}

.auto-step.is-active:not(:last-child) .auto-step__rail::after {
  background: linear-gradient(
    to bottom,
    color-mix(in oklab, var(--accent) 48%, transparent) 0%,
    color-mix(in oklab, var(--text) 11%, transparent) 100%
  );
}

.auto-step__body {
  min-width: 0;
  display: grid;
  gap: 2px;
  padding-top: 1px;
}

.auto-step__body strong {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.25;
  color: var(--text);
}

.auto-step__body small {
  font-size: 0.65rem;
  line-height: 1.3;
  color: var(--faint);
  font-family: var(--mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auto-step.is-wait .auto-step__body strong {
  color: var(--muted);
}

.auto-step.is-wait .auto-step__body small {
  color: color-mix(in oklab, var(--faint) 88%, transparent);
}

.auto-step__meta {
  align-self: center;
  font-size: 0.62rem;
  font-weight: 550;
  font-variant-numeric: tabular-nums;
  color: var(--faint);
  flex: none;
  white-space: nowrap;
  line-height: 1;
  letter-spacing: -0.01em;
}

.auto-step.is-done .auto-step__meta {
  color: var(--auto-green-ink);
}

.auto-step.is-active .auto-step__meta {
  color: color-mix(in oklab, var(--text) 48%, transparent);
}

.auto-step__meta--warn {
  color: var(--accent) !important;
  padding: 3px 7px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 9%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 20%, transparent);
  font-weight: 600;
}

.auto-footer {
  padding: 8px 12px 12px;
  display: grid;
  gap: 10px;
}

.auto-progress {
  position: relative;
  height: 3px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--text) 7%, transparent);
  overflow: hidden;
  box-shadow: inset 0 0.5px 0 color-mix(in oklab, var(--text) 4%, transparent);
}

.auto-progress__fill,
.auto-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent) 0%, #f59e0b 92%);
  box-shadow: 0 0 8px color-mix(in oklab, var(--accent) 28%, transparent);
  transition: width 0.28s cubic-bezier(0.25, 1, 0.5, 1);
}

.auto-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.auto-actions__btn {
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 70%, var(--bg));
  font: inherit;
  font-size: 0.7rem;
  font-weight: 550;
  letter-spacing: -0.01em;
  color: var(--text-2);
  cursor: pointer;
  transition:
    background 0.12s ease,
    border-color 0.12s ease,
    color 0.12s ease,
    transform 0.1s ease;
}

.auto-actions__btn:hover {
  background: color-mix(in oklab, var(--text) 5%, transparent);
  border-color: color-mix(in oklab, var(--text) 16%, transparent);
}

.auto-actions__btn:active {
  transform: scale(0.98);
}

.auto-actions__btn:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 1px;
}

.auto-actions__btn--danger {
  color: #b42318;
  border-color: color-mix(in oklab, #cf2d56 26%, var(--line));
  background: color-mix(in oklab, #cf2d56 5%, var(--surface));
}

.auto-actions__btn--danger:hover {
  background: color-mix(in oklab, #cf2d56 11%, var(--surface));
}

html[data-theme="dark"] .auto-actions__btn--danger {
  color: #ff8fa3;
}

/* ----- Feature f4: remote access phone on the left ----- */
.feat--remote {
  align-items: center;
}

.feat__visual--remote {
  justify-content: center;
}

.feat-remote-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 228px));
  gap: 16px;
  align-items: start;
  justify-content: center;
  width: min(100%, 472px);
}

.feat-remote,
.feat-social {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 228px;
}

.feat-remote__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 550;
  color: var(--text-2);
  align-self: stretch;
  justify-content: flex-start;
}

.feat-remote__label em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  color: #15803d;
  background: color-mix(in oklab, #22c55e 12%, transparent);
  border: 1px solid color-mix(in oklab, #22c55e 28%, transparent);
  border-radius: 999px;
  padding: 2px 8px;
}

.feat-remote__caption {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.45;
  max-width: 16em;
}

.phone-device--feat {
  width: 260px;
  filter: drop-shadow(0 14px 32px rgba(15, 23, 42, 0.12));
}

.phone-device--feat .phone-device__bezel {
  border-radius: 32px;
  padding: 9px;
}

.phone-device--feat .phone-device__notch {
  width: 78px;
  height: 18px;
  top: 14px;
}

.phone-device--feat .phone-device__screen {
  height: 500px;
  min-height: 460px;
  border-radius: 24px;
}

.feat-remote-grid .phone-device--feat {
  width: 228px;
}

.feat-remote-grid .phone-device--feat .phone-device__screen {
  height: 456px;
  min-height: 456px;
}

.social-phone {
  --social-accent: #07c160;
  --social-bg: #ededed;
  --social-panel: #ffffff;
  --social-text: #1f2329;
  --social-muted: #7b8493;
  --social-line: rgba(31, 35, 41, 0.1);
  --social-user: #95ec69;
  --social-user-text: #17210f;
}

.social-phone--wechat {
  --social-accent: #07c160;
  --social-bg: #ededed;
  --social-user: #95ec69;
  --social-user-text: #17210f;
}

.social-phone--feishu {
  --social-accent: #3370ff;
  --social-bg: #f2f3f5;
  --social-user: #3370ff;
  --social-user-text: #ffffff;
}

.social-phone--telegram {
  --social-accent: #229ed9;
  --social-bg: #dceaf2;
  --social-user: #e5ffcf;
  --social-user-text: #1f2d24;
}

.social-phone--discord {
  --social-accent: #5865f2;
  --social-bg: #313338;
  --social-panel: #2b2d31;
  --social-text: #f2f3f5;
  --social-muted: #b5bac1;
  --social-line: rgba(255, 255, 255, 0.08);
  --social-user: #5865f2;
  --social-user-text: #ffffff;
}

.social-launcher,
.social-chat {
  flex: 1;
  min-height: 0;
  color: var(--social-text);
  background: var(--social-bg);
}

.social-launcher[hidden],
.social-chat[hidden] {
  display: none;
}

.social-launcher {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 26px 14px 14px;
  background:
    radial-gradient(circle at 86% 8%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 32%),
    var(--mapp-bg);
}

.social-launcher__brand {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.social-launcher__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: transparent;
}

.social-launcher__mark img {
  width: 38px;
  height: 38px;
  border-radius: 12px;
}

.social-launcher__brand strong,
.social-launcher__brand span {
  display: block;
}

.social-launcher__brand strong {
  color: var(--mapp-fg);
  font-size: 0.78rem;
  line-height: 1.3;
}

.social-launcher__brand span {
  margin-top: 3px;
  color: var(--mapp-muted);
  font-size: 0.64rem;
  line-height: 1.4;
}

.social-app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.social-app {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 0;
  padding: 12px 6px 10px;
  border: 1px solid var(--mapp-line);
  border-radius: 14px;
  color: var(--mapp-fg);
  background: var(--mapp-soft);
  font: inherit;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.social-app:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, currentColor 28%, var(--mapp-line));
  background: var(--mapp-bg);
}

.social-app:focus-visible,
.social-chat__back:focus-visible,
.social-chat__composer button:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

.social-app__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
}

.social-app__icon svg {
  width: 100%;
  height: 100%;
}

.social-app--wechat { color: #07c160; }
.social-app--feishu { color: #3370ff; }
.social-app--telegram { color: #229ed9; }
.social-app--discord { color: #5865f2; }

.social-app strong {
  overflow: hidden;
  max-width: 100%;
  color: var(--mapp-fg);
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.social-app small {
  color: var(--mapp-muted);
  font-size: 0.58rem;
}

.social-launcher__note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin: auto 0 0;
  color: var(--mapp-muted);
  font-size: 0.62rem;
  text-align: center;
}

.social-launcher__note > span:first-child {
  color: #15803d;
}

.social-chat {
  display: flex;
  flex-direction: column;
}

.social-chat__top {
  display: grid;
  grid-template-columns: 26px 30px minmax(0, 1fr);
  gap: 7px;
  align-items: center;
  flex: none;
  min-height: 48px;
  padding: 4px 10px;
  border-bottom: 1px solid var(--social-line);
  background: var(--social-panel);
}

.social-chat__back {
  width: 26px;
  height: 26px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  color: var(--social-text);
  background: transparent;
  font: inherit;
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
}

.social-chat__back:hover {
  background: color-mix(in oklab, var(--social-text) 8%, transparent);
}

.social-chat__icon {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: var(--social-accent);
}

.social-chat__icon svg {
  width: 100%;
  height: 100%;
}

.social-chat__heading,
.social-chat__heading strong,
.social-chat__heading small {
  display: block;
  min-width: 0;
}

.social-chat__heading strong {
  overflow: hidden;
  color: var(--social-text);
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.social-chat__heading small {
  margin-top: 2px;
  overflow: hidden;
  color: var(--social-muted);
  font-size: 0.56rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.social-chat__messages {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 9px;
  min-height: 0;
  padding: 12px 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.social-message {
  max-width: 84%;
  padding: 8px 9px 6px;
  border: 1px solid var(--social-line);
  border-radius: 12px 12px 12px 4px;
  color: var(--social-text);
  background: var(--social-panel);
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.05);
}

.social-message--user {
  align-self: flex-end;
  border-color: transparent;
  border-radius: 12px 12px 4px 12px;
  color: var(--social-user-text);
  background: var(--social-user);
}

.social-message p {
  margin: 0;
  font-size: 0.66rem;
  line-height: 1.45;
}

.social-message__meta {
  display: flex;
  justify-content: flex-end;
  gap: 5px;
  margin-top: 4px;
  color: currentColor;
  font-size: 0.52rem;
  opacity: 0.62;
}

.social-message__status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 4px;
  color: var(--social-accent);
  font-size: 0.56rem;
  font-weight: 700;
}

.social-chat__composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 30px;
  gap: 7px;
  flex: none;
  padding: 9px 10px 11px;
  border-top: 1px solid var(--social-line);
  background: var(--social-panel);
}

.social-chat__composer input {
  min-width: 0;
  height: 30px;
  padding: 0 10px;
  border: 1px solid var(--social-line);
  border-radius: 999px;
  outline: none;
  color: var(--social-text);
  background: color-mix(in oklab, var(--social-bg) 70%, var(--social-panel));
  font: inherit;
  font-size: 0.64rem;
}

.social-chat__composer input:focus {
  border-color: var(--social-accent);
}

.social-chat__composer button {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #ffffff;
  background: var(--social-accent);
  cursor: pointer;
}

.mapp__nav--feat {
  grid-template-columns: repeat(4, 1fr);
}

.mapp-msg--note {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.45;
  color: var(--mapp-muted);
  padding: 8px 10px;
  border-radius: 10px;
  background: color-mix(in oklab, var(--mapp-fg) 4%, transparent);
  border: 1px solid var(--mapp-line);
}

/* Soft side glow behind feature remote phone */
.feat__visual--remote .feat-remote {
  position: relative;
}

.feat__visual--remote .feat-remote::before {
  content: "";
  position: absolute;
  inset: 12% -8% auto;
  height: 70%;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, #22c55e 12%, transparent),
    transparent 70%
  );
  pointer-events: none;
}

[data-theme="dark"] .feat__visual--remote .feat-remote::before {
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, #22c55e 18%, transparent),
    transparent 70%
  );
}

.panel--phone {
  display: flex;
  justify-content: center;
  padding: 28px 18px;
  background: radial-gradient(circle at 50% 0%, rgba(0, 0, 0, 0.03), transparent 55%), var(--surface);
}

.phone {
  width: 180px;
  padding: 14px 12px 16px;
  border-radius: 22px;
  background: var(--chrome);
  color: var(--chrome-text);
  box-shadow: var(--shadow-app);
  border: 1px solid var(--chrome-line);
}

.phone__notch {
  width: 48px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  margin: 0 auto 16px;
}

.phone__msg {
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--chrome-line);
  font-size: 0.78rem;
  line-height: 1.45;
  margin-bottom: 8px;
}

.phone__msg--soft {
  background: color-mix(in oklab, #f7f7f4 4%, transparent);
  color: var(--chrome-muted);
}

/* ========== Start / trust bands (shared section language) ========== */
.band {
  padding: 80px 0;
  background: var(--bg-2);
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(
      to right,
      transparent,
      color-mix(in oklab, var(--text) 12%, transparent),
      transparent
    )
    1;
}

/* Alternate band without tinted fill — same rhythm, quieter surface */
.band--plain {
  background: var(--bg);
  /* Avoid double hairline against the previous .band */
  border-top-width: 0;
}

.section-head,
.band__head {
  text-align: center;
  max-width: 36em;
  margin: 0 auto 40px;
}

.section-head h2,
.band__head h2 {
  margin-bottom: 10px;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 550;
  letter-spacing: -0.03em;
  color: var(--text);
}

.section-head > p:not(.eyebrow),
.band__head > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

/* Shared 4-up card grid + info-card shell */
.card-grid,
.steps-grid,
.grid-4 {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 0;
  padding: 0;
}

.info-card,
.steps-grid li,
.trust-card {
  position: relative;
  padding: 22px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-flyout);
  transition: transform 0.18s var(--ease), border-color 0.18s, box-shadow 0.18s;
}

.info-card:hover,
.steps-grid li:hover,
.trust-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--text) 16%, transparent);
  box-shadow:
    var(--shadow-flyout),
    0 12px 28px -16px color-mix(in oklab, var(--text) 18%, transparent);
}

/* Lead mark: number or icon, same capsule */
.info-card__mark,
.steps-grid__n,
.trust-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 14px;
  border-radius: 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--accent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 18%, transparent);
}

.info-card__mark--icon {
  font-size: 0;
  letter-spacing: 0;
}

.info-card h3,
.steps-grid strong,
.steps-grid h3,
.trust-card h3,
.grid-4 h3 {
  display: block;
  margin: 0 0 8px;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.4;
  color: var(--text);
}

.info-card a,
.steps-grid a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.info-card p,
.steps-grid p,
.trust-card p,
.grid-4 p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ========== FAQ ========== */
.faq-sec {
  padding: 80px 0;
  background: var(--bg);
  color: var(--text);
}

.faq-sec > .shell {
  text-align: center;
}

.faq-sec .eyebrow {
  margin-bottom: 12px;
}

.faq-sec__title {
  margin: 0 0 28px;
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 550;
  letter-spacing: -0.03em;
  color: var(--text);
  background: transparent;
  -webkit-text-fill-color: currentColor;
}

.faq-sec .faq {
  text-align: left;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 2px;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text);
  background: transparent;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  color: var(--faint);
  font-weight: 400;
  font-size: 1.2rem;
  flex: none;
}

.faq details[open] summary::after {
  content: "−";
}

.faq p {
  padding: 0 2px 18px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ========== Final CTA (Cursor dark band + cruip soft glow) ========== */
.final {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 96px 0 112px;
  background: var(--final-bg);
  color: var(--final-text);
  border-top: 1px solid color-mix(in oklab, #edecec 8%, transparent);
}

/* Soft horizontal band + radial glow (cruip open CTA) */
.final__glow {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(
      ellipse 55% 80% at 50% 100%,
      color-mix(in oklab, var(--accent) 22%, transparent) 0%,
      transparent 62%
    ),
    linear-gradient(
      to right,
      transparent,
      color-mix(in oklab, #edecec 6%, transparent) 35%,
      color-mix(in oklab, #edecec 6%, transparent) 65%,
      transparent
    );
  opacity: 0.9;
}

.final__inner {
  text-align: center;
  max-width: 36em;
  margin: 0 auto;
  position: relative;
}

.final h2 {
  margin-bottom: 12px;
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 550;
  letter-spacing: -0.03em;
  color: var(--final-text);
}

.final p {
  margin: 0 auto 28px;
  color: var(--final-muted);
  font-size: 1.0625rem;
  line-height: 1.65;
}

/* Final CTA buttons: invert using Cursor light palette on dark band */
.btn--on-final {
  color: #26251e;
  background: #f7f7f4;
  border-color: #f7f7f4;
}

.btn--on-final:hover {
  background: #f2f1ed;
  border-color: #f2f1ed;
  color: #26251e;
  box-shadow: 0 8px 24px color-mix(in oklab, #000 30%, transparent);
}

.btn--on-final .btn__arrow {
  opacity: 0.4;
  color: #26251e;
}

.btn--on-final:hover .btn__arrow {
  opacity: 0.75;
}

.btn--ghost-on-final {
  color: #edecec;
  background: transparent;
  border-color: color-mix(in oklab, #edecec 40%, transparent);
  box-shadow: none;
}

.btn--ghost-on-final:hover {
  background: color-mix(in oklab, #edecec 8%, transparent);
  border-color: color-mix(in oklab, #edecec 60%, transparent);
  color: #edecec;
  box-shadow: none;
}

/* ========== Footer ========== */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 24px;
  background: var(--bg);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.site-footer__prefs {
  display: flex;
  justify-content: flex-end;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-footer__brand .brand__logo {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  object-fit: cover;
  flex: none;
}

.site-footer__brand strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.site-footer__brand span {
  display: block;
  font-size: 0.78rem;
  color: var(--faint);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
  color: var(--muted);
}

.site-footer__links a:hover {
  color: var(--text);
}

/* ========== Responsive ========== */
@media (max-width: 980px) {
  .app__body {
    grid-template-columns: 220px minmax(0, 1fr);
    min-height: 480px;
  }

  .feat,
  .feat--flip {
    grid-template-columns: 1fr;
    gap: 28px;
    direction: ltr;
  }

  .feat--automation {
    grid-template-columns: 1fr;
  }

  .scene {
    width: min(100%, 440px);
  }

  .scene--project .scene__body--split {
    grid-template-columns: 100px minmax(0, 1fr);
  }

  .feat__visual--remote {
    justify-content: center;
  }

  .feat-remote {
    max-width: 228px;
  }

  .feat-remote-grid {
    grid-template-columns: repeat(2, minmax(0, 228px));
  }

  .phone-device--feat {
    width: min(260px, 100%);
  }

  .phone-device--feat .phone-device__screen {
    height: min(500px, 68vh);
    min-height: 440px;
  }

  .card-grid,
  .card-grid--4,
  .steps-grid,
  .grid-4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  :root {
    --shell: min(100% - 32px, 1120px);
    --shell-text: min(100% - 32px, 780px);
    --header-h: 52px;
  }

  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 10px 16px 16px;
    background: color-mix(in oklab, var(--bg) 98%, transparent);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
  }

  .nav.is-open {
    display: flex;
  }

  .menu-btn {
    display: grid;
  }

  .link-quiet {
    display: none;
  }

  /* Keep Cursor proportions; only trim label on very small screens */
  .prefs--header .prefs__lang-label {
    max-width: 4.5em;
  }

  .prefs {
    gap: calc(var(--cursor-g, 0.625rem) * 1);
  }

  .site-footer__prefs {
    justify-content: flex-start;
  }

  .hero {
    padding: calc(var(--header-h) + 28px) 0 28px;
  }

  .hero h1 {
    font-size: clamp(1.85rem, 8vw, 2.4rem);
  }

  .hero__brand-logo {
    width: 76px;
    height: 76px;
    margin-bottom: 14px;
    border-radius: 12px;
  }

  .hero__sub {
    font-size: 1rem;
  }

  .app__body {
    grid-template-columns: 1fr;
    min-height: 440px;
    height: min(640px, 74vh);
    max-height: min(720px, 82vh);
  }

  .app-side {
    display: none;
  }

  .app-main__header {
    flex-wrap: wrap;
  }

  .app-tabs {
    width: 100%;
    justify-content: flex-start;
  }

  .app-files {
    grid-template-columns: 1fr;
  }

  .app-files__tree {
    border-right: 0;
    border-bottom: 1px solid var(--app-border);
    max-height: 120px;
  }

  .app.is-side-collapsed .app__body {
    grid-template-columns: 1fr;
  }

  .showcase__frame {
    padding: 4px;
    border-radius: 12px;
  }

  .card-grid,
  .card-grid--4,
  .steps-grid,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .feat {
    padding: 36px 0;
  }

  .automation-demos {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .feat-remote-grid {
    grid-template-columns: minmax(0, 228px);
    gap: 36px;
  }

  .scene--project .scene__body--split {
    grid-template-columns: 1fr;
  }

  .scene-tree {
    display: none;
  }

  .scene-editor__code {
    font-size: 0.68rem;
  }

  .auto-browser__page {
    min-height: 96px;
  }

  .band,
  .faq-sec,
  .final {
    padding: 64px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .showcase__dot--remote {
    animation: none;
  }

  .agent-click-ring.is-on {
    animation: none;
    opacity: 0;
  }

  .auto-form__caret {
    animation: none;
  }

  .app-modal,
  .app-modal__card,
  .app-toast {
    transition: none !important;
  }

  html {
    scroll-behavior: auto;
  }

  .btn,
  .info-card,
  .steps-grid li,
  .trust-card,
  .trust-row__list li {
    transition: none;
  }

  .btn:hover,
  .btn--arrow:hover .btn__arrow,
  .info-card:hover,
  .steps-grid li:hover,
  .trust-card:hover,
  .trust-row__list li:hover {
    transform: none;
  }

  .hero__glow,
  .final__glow {
    filter: none;
    opacity: 0.25;
  }

  .scene__badge--run i,
  .auto-step__pulse,
  .code-line .cursor,
  .auto-form__caret,
  .auto-cursor {
    animation: none;
  }
}