/* ============================================================
   Rime 官网 · 深色玻璃 / Braun 橙
   无外部资源：系统字体（PingFang SC / Helvetica Neue），内联噪点
   ============================================================ */

:root {
  --bg-deep: #171a20;
  --bg: #20242c;
  --bg-raise: #262a33;
  --ink: #f2f3f6;
  --ink-mid: #b7bdc9;
  --ink-dim: #7b8292;
  --hairline: rgba(255, 255, 255, 0.08);
  --glass: rgba(255, 255, 255, 0.04);
  --glass-edge: rgba(255, 255, 255, 0.12);
  --orange: #ff6b14;
  --orange-light: #ffa347;
  --orange-grad: linear-gradient(135deg, var(--orange-light), var(--orange));
  --font-zh: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
  --font-latin: "Helvetica Neue", Helvetica, Arial, var(--font-zh);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink-mid);
  font-family: var(--font-latin), var(--font-zh);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: rgba(255, 107, 20, 0.35); color: #fff; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* 语言切换：html[data-lang] 控制显隐（六语） */
.l-zh, .l-en, .l-ja, .l-de, .l-es, .l-fr { display: none !important; }
[data-lang="zh"] .l-zh, [data-lang="en"] .l-en, [data-lang="ja"] .l-ja,
[data-lang="de"] .l-de, [data-lang="es"] .l-es, [data-lang="fr"] .l-fr { display: revert !important; }
[data-lang="zh"] .badge-en { display: none; }
html:not([data-lang="zh"]) .badge-zh { display: none; }
[data-lang="ja"] { --font-zh: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "PingFang SC", sans-serif; }

/* ---------- 氛围层：噪点 + 漂移光球 ---------- */
.grain {
  position: fixed; inset: -50%; z-index: 40; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity: 0.045;
  mix-blend-mode: overlay;
}

.atmo { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.orb { position: absolute; border-radius: 50%; filter: blur(90px); will-change: transform; }
.orb-a {
  width: 60vw; height: 60vw; left: -18vw; top: -22vw;
  background: radial-gradient(circle, rgba(255, 107, 20, 0.13), transparent 65%);
  animation: drift-a 70s ease-in-out infinite alternate;
}
.orb-b {
  width: 52vw; height: 52vw; right: -20vw; top: 30vh;
  background: radial-gradient(circle, rgba(90, 120, 190, 0.10), transparent 65%);
  animation: drift-b 90s ease-in-out infinite alternate;
}
@keyframes drift-a { to { transform: translate(9vw, 7vh) scale(1.08); } }
@keyframes drift-b { to { transform: translate(-7vw, -9vh) scale(0.94); } }

main, .foot { position: relative; z-index: 1; }

/* ---------- 导航 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(18, 20, 26, 0.72);
  -webkit-backdrop-filter: saturate(1.4) blur(18px);
  backdrop-filter: saturate(1.4) blur(18px);
  border-bottom-color: var(--hairline);
}
.nav-inner {
  max-width: 1120px; margin: 0 auto; padding: 14px 28px;
  display: flex; align-items: center; gap: 28px;
}
.wordmark { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 17px; color: var(--ink); letter-spacing: 0.02em; }
.wordmark img { border-radius: 7px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; font-size: 14.5px; color: var(--ink-mid); }
.nav-links a { transition: color 0.25s; }
.nav-links a:hover { color: var(--ink); }
.nav-side { display: flex; align-items: center; gap: 14px; margin-left: 6px; }
.lang-sel {
  -webkit-appearance: none; appearance: none;
  background: transparent no-repeat right 10px center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%237b8292'/%3E%3C/svg%3E");
  border: 1px solid var(--hairline); color: var(--ink-mid);
  font: 600 12px/1 var(--font-latin);
  padding: 7px 24px 7px 12px; border-radius: 999px; cursor: pointer;
  transition: color 0.25s, border-color 0.25s;
}
.lang-sel:hover { color: var(--ink); border-color: rgba(255, 255, 255, 0.25); }
.lang-sel option { background: #262a33; color: #e8eaee; }
.nav-cta {
  font-size: 13.5px; font-weight: 600; color: #0e0f12;
  background: var(--orange-grad);
  padding: 8px 16px; border-radius: 999px;
  box-shadow: 0 4px 18px rgba(255, 107, 20, 0.35);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 7px 24px rgba(255, 107, 20, 0.45); }

/* ---------- 第一屏：直给 ---------- */
.act-intro {
  position: relative;
  min-height: 100vh;
  display: grid; place-items: center;
  text-align: center;
  padding: 100px 28px 80px;
}
.hush-cue {
  position: absolute; left: 50%; bottom: 30px;
  transform: translateX(-50%);
  color: var(--ink-dim);
  opacity: 0;
  animation: cue-in 1.2s ease 2.2s forwards, cue-float 2.8s ease-in-out 3.4s infinite;
}
@keyframes cue-in { to { opacity: 0.3; } }
@keyframes cue-float {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 7px); }
}

/* ---------- 第二屏：产品剧场 ---------- */
.act-theater { padding: 4vh 24px 12vh; }
.theater-frame {
  position: relative;
  width: min(1140px, 94vw, 138vh);
  aspect-ratio: 16 / 10;
  margin: 0 auto;
  border-radius: 24px;
}
.theater-bg {
  position: absolute; inset: 0;
  border-radius: inherit;
  border: 1px solid var(--glass-edge);
  background:
    radial-gradient(120% 90% at 18% 110%, rgba(255, 107, 20, 0.18), transparent 55%),
    radial-gradient(100% 80% at 85% -10%, rgba(88, 110, 175, 0.20), transparent 60%),
    linear-gradient(165deg, #222736, #14161d 70%);
  box-shadow: 0 50px 130px rgba(0, 0, 0, 0.5), 0 14px 40px rgba(0, 0, 0, 0.38);
  opacity: 0;
  transition: opacity 1s ease;
}
.theater-frame.on .theater-bg { opacity: 1; }
.hush-glow {
  position: absolute; left: 50%; top: 50%;
  width: 760px; height: 760px; transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(255, 107, 20, 0.14) 0%, rgba(255, 107, 20, 0.05) 38%, transparent 66%);
  pointer-events: none;
  animation: glow-breathe 7s ease-in-out infinite;
  transition: opacity 0.9s ease;
}
.theater-frame.on .hush-glow { opacity: 0 !important; }
@keyframes glow-breathe {
  0%, 100% { opacity: 0.72; }
  50% { opacity: 1; }
}
.hush-line {
  position: absolute; left: 0; right: 0; bottom: 6.5%;
  text-align: center;
  font-size: 15.5px; color: var(--ink-dim); letter-spacing: 0.14em;
  transition: opacity 0.6s ease;
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .hush-line { letter-spacing: 0.08em; }
.theater-frame.on .hush-line { opacity: 0; }

/* 菜单栏 */
.mac-menubar {
  position: absolute; top: 0; left: 0; right: 0; height: 27px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px;
  font-size: 11px; letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(18, 20, 27, 0.5);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 24px 24px 0 0;
  z-index: 3;
  opacity: 0; transform: translateY(-8px);
  transition: opacity 0.7s ease 0.2s, transform 0.7s ease 0.2s;
}
.theater-frame.on .mac-menubar { opacity: 1; transform: none; }
.mb-left, .mb-right { display: flex; align-items: center; gap: 11px; }
.mb-apple { opacity: 0.9; }
.mb-left b { font-weight: 600; }
.mb-rime {
  display: flex; align-items: center; gap: 5px;
  color: rgba(255, 255, 255, 0.85);
  font-variant-numeric: tabular-nums;
}
.mb-rime i {
  width: 9px; height: 9px; border-radius: 50%;
  border: 2px solid var(--orange);
  border-bottom-color: rgba(255, 255, 255, 0.18);
  transform: rotate(45deg);
}
.mb-clock { color: rgba(255, 255, 255, 0.55); font-variant-numeric: tabular-nums; }

/* 「今天」面板 */
.hub-card {
  position: absolute; left: 6.5%; top: 52%;
  width: clamp(310px, 40%, 430px);
  transform: translateY(-46%) scale(0.97);
  border-radius: 24px;
  padding: 24px 26px 16px;
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.9s ease 0.3s, transform 0.9s var(--ease-out) 0.3s;
}
.theater-frame.on .hub-card { opacity: 1; transform: translateY(-50%) scale(1); }
.hub-head { display: flex; align-items: baseline; justify-content: space-between; font-size: 13.5px; color: var(--ink-dim); }
.hub-tabs b { color: var(--ink); font-weight: 600; }
.hub-tabs i { font-style: normal; margin-left: 16px; color: var(--ink-dim); }
.hub-count { display: flex; align-items: baseline; gap: 8px; margin: 12px 0 4px; }
.hub-count b {
  font-family: var(--font-latin); font-size: 42px; font-weight: 300;
  color: var(--orange); line-height: 1;
}
.hub-unit { position: relative; font-size: 13px; color: var(--ink-dim); }
.hub-unit .cnt { transition: opacity 0.4s; }
.hub-unit .cnt-4 { position: absolute; left: 0; top: 0; opacity: 0; white-space: nowrap; }
.hub-card.bump .cnt-3 { opacity: 0; }
.hub-card.bump .cnt-4 { opacity: 1; }
.hub-plus { margin-left: auto; color: var(--ink-dim); font-size: 17px; font-weight: 300; }
.hub-tasks { list-style: none; margin-top: 6px; }
.tk-row {
  display: flex; align-items: center; gap: 14px;
  height: 52px;
  transition: transform 0.55s var(--ease-out);
}
.tk {
  width: 24px; height: 24px; border-radius: 50%; flex: none;
  border: 1.5px solid rgba(255, 255, 255, 0.30);
  position: relative;
  transition: border-color 0.35s;
}
.tk::after {
  content: ""; position: absolute; inset: 5.5px; border-radius: 50%;
  background: var(--orange);
  opacity: 0; transform: scale(0.4);
  transition: opacity 0.35s, transform 0.35s var(--ease-out);
}
.tk-row.done .tk { border-width: 2px; border-color: var(--orange); }
.tk-row.done .tk::after { opacity: 1; transform: scale(1); }
.tk-name { font-size: 14.5px; color: var(--ink); transition: color 0.4s; }
.tk-row.done .tk-name { color: var(--ink-dim); }
.tk-dots { display: flex; gap: 4px; align-items: center; }
.tk-dots b { width: 5px; height: 5px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 4px rgba(255, 107, 20, 0.5); }
.tk-dots b.hollow { display: none; }
.tk-row.focus .tk-dots::after {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  border: 1.2px solid var(--orange-light); margin-left: 4px;
  animation: dot-breathe 1.6s ease-in-out infinite;
  display: inline-block;
}
.tk-focus { margin-left: auto; font-size: 12px; color: var(--orange-light); opacity: 0; transition: opacity 0.4s; }
.tk-row.focus .tk-focus { opacity: 1; }
.hub-input { height: 46px; display: flex; align-items: center; font-size: 14px; color: var(--ink-dim); opacity: 0.8; }
.hub-tl {
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 6px; padding-top: 14px;
  display: flex; flex-direction: column; gap: 12px;
}
.hub-tl li { display: flex; gap: 12px; align-items: flex-start; font-size: 13.5px; line-height: 1.5; }
.hub-tl li::before { content: ""; width: 4.5px; height: 4.5px; border-radius: 50%; background: var(--orange); flex: none; margin-top: 8px; }
.tl-t { color: var(--ink-dim); font-family: var(--font-latin); font-variant-numeric: tabular-nums; white-space: nowrap; }
.tl-n { color: var(--ink-mid); }
#tlNew { overflow: hidden; max-height: 0; opacity: 0; transition: max-height 0.5s var(--ease-out), opacity 0.5s ease 0.15s; }
#tlNew.show { max-height: 56px; opacity: 1; }
.hub-foot {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px; color: var(--ink-dim);
}
.sync-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: #34c759; margin-right: 6px; }
.esc-q {
  display: inline-grid; place-items: center;
  width: 15px; height: 15px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-style: normal; font-size: 9.5px; color: var(--ink-dim);
  margin-right: 6px; vertical-align: -3px;
}

/* 玻璃盘：初始居中，触发后飞到右上插槽 */
.disc-slot { position: absolute; right: 5.5%; top: 9%; width: 13%; aspect-ratio: 1; z-index: 4; }
.disc-wrap {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  will-change: transform;
}

.eyebrow {
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--orange-light);
  margin-bottom: 26px;
}
.hero-title {
  font-family: var(--font-zh);
  font-size: clamp(38px, 5.6vw, 66px);
  font-weight: 600; letter-spacing: 0.01em;
  line-height: 1.22; color: var(--ink);
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .hero-title { font-family: var(--font-latin); font-weight: 500; letter-spacing: -0.015em; line-height: 1.12; }
.hero-title em, .band-title em, .privacy-claim em, .closing-line em {
  font-style: normal;
  background: var(--orange-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-sub {
  max-width: 660px; margin: 24px auto 0;
  font-size: clamp(16px, 1.6vw, 18.5px); color: var(--ink-mid);
}
.hero-cta { margin-top: 40px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.appstore-badge { display: inline-block; border-radius: 12px; transition: transform 0.3s var(--ease-out), filter 0.3s; }
.appstore-badge:hover { transform: translateY(-2px); filter: brightness(1.15); }
.cta-note { font-size: 13px; color: var(--ink-dim); letter-spacing: 0.02em; }

.wide-only { display: none; }
@media (min-width: 700px) { .wide-only { display: inline; } }

/* ---------- 玻璃盘 ---------- */
.disc {
  position: relative;
  width: clamp(240px, min(34vw, 40vh), 320px);
  aspect-ratio: 1;
  cursor: pointer;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}
.disc:focus-visible { box-shadow: 0 0 0 3px rgba(255, 163, 71, 0.5); border-radius: 50%; }
.disc.breathing { animation: breathe 1.7s var(--ease-out); }
@keyframes breathe { 0% { transform: scale(1); } 38% { transform: scale(1.045); } 100% { transform: scale(1); } }

.disc-body {
  position: absolute; inset: 0; border-radius: 50%;
  background:
    radial-gradient(120% 120% at 30% 22%, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0) 46%),
    radial-gradient(140% 140% at 70% 85%, rgba(255, 130, 40, 0.05), rgba(255, 255, 255, 0) 55%),
    rgba(28, 31, 39, 0.55);
  -webkit-backdrop-filter: blur(26px) saturate(1.3);
  backdrop-filter: blur(26px) saturate(1.3);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.55),
    0 8px 26px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    inset 0 -22px 44px rgba(0, 0, 0, 0.28);
}
.disc-ring { position: absolute; inset: 0; width: 100%; height: 100%; }
.ring-track { fill: none; stroke: rgba(255, 255, 255, 0.06); stroke-width: 20; }
.ring-fill {
  fill: none; stroke: url(#og); stroke-width: 20; stroke-linecap: round;
  stroke-dasharray: 804.25; stroke-dashoffset: 0;
  filter: drop-shadow(0 0 10px rgba(255, 107, 20, 0.35));
}
.disc.on-break .ring-fill { stroke: url(#wg); filter: drop-shadow(0 0 8px rgba(220, 230, 245, 0.25)); }

.disc-center {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
}
.disc-digits {
  font-family: var(--font-latin);
  font-size: clamp(52px, 7vw, 68px);
  font-weight: 200; letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
  color: #dcdfe5;
}
.disc-dots { display: flex; gap: 11px; min-height: 8px; }
.disc-dots i {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 6px rgba(255, 107, 20, 0.6);
}
.disc-dots i.hollow {
  background: transparent;
  border: 1.6px solid var(--orange-light);
  box-shadow: none;
  animation: dot-breathe 1.6s ease-in-out infinite;
}
@keyframes dot-breathe { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }

/* ---------- 通用 band ---------- */
.band { position: relative; padding: 122px 28px; }
.band-alt {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.018) 18%, rgba(255, 255, 255, 0.018) 82%, transparent);
}
.band-inner { max-width: 1120px; margin: 0 auto; }
.band .eyebrow { margin-bottom: 18px; }
.band-title {
  font-family: var(--font-zh);
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 600; line-height: 1.3; letter-spacing: 0.01em;
  color: var(--ink);
  max-width: 720px;
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .band-title { font-family: var(--font-latin); font-weight: 500; letter-spacing: -0.01em; line-height: 1.16; }
.band-lede { max-width: 660px; margin-top: 20px; font-size: 17px; color: var(--ink-mid); }

/* ---------- 特性卡 ---------- */
.feature-grid {
  margin-top: 58px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.f-card {
  padding: 30px 26px 32px;
  border-radius: 20px;
  background: var(--glass);
  border: 1px solid var(--hairline);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.45s var(--ease-out), border-color 0.45s, background 0.45s;
}
.f-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 163, 71, 0.28);
  background: rgba(255, 255, 255, 0.055);
}
.f-glyph {
  display: inline-grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  font-size: 15px; color: var(--orange-light);
  background: rgba(255, 107, 20, 0.10);
  border: 1px solid rgba(255, 107, 20, 0.22);
  margin-bottom: 20px;
}
.f-card h3 { font-size: 16.5px; font-weight: 600; color: var(--ink); margin-bottom: 9px; font-family: var(--font-zh); }
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .f-card h3 { font-family: var(--font-latin); }
.f-card p { font-size: 14.5px; line-height: 1.7; color: var(--ink-dim); }

/* ---------- 截图故事 ---------- */
.shot-story { display: flex; flex-direction: column; gap: 84px; }
.shot { margin: 0; }
.shot img {
  border-radius: 22px;
  border: 1px solid var(--glass-edge);
  box-shadow: 0 40px 110px rgba(0, 0, 0, 0.5), 0 12px 34px rgba(0, 0, 0, 0.35);
}
.shot figcaption {
  max-width: 680px; margin: 22px auto 0;
  text-align: center; font-size: 15px; color: var(--ink-dim); line-height: 1.8;
}

/* ---------- 隐私宣言 ---------- */
.privacy-band { text-align: center; display: flex; flex-direction: column; align-items: center; }
.privacy-claim {
  font-family: var(--font-zh);
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 600; line-height: 1.32; color: var(--ink);
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .privacy-claim { font-family: var(--font-latin); font-weight: 500; line-height: 1.16; }
.privacy-band .band-lede { margin: 24px auto 0; }
.text-link {
  margin-top: 30px; font-size: 15.5px; font-weight: 600; color: var(--orange-light);
  transition: color 0.25s;
}
.text-link:hover { color: #ffc07e; }

/* ---------- 细节 strip ---------- */
.details-strip {
  margin-top: 46px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.detail {
  padding: 30px 28px 34px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex; flex-direction: column; gap: 7px;
  font-size: 14px; color: var(--ink-dim);
  transition: background 0.4s;
}
.detail:hover { background: rgba(255, 255, 255, 0.025); }
.detail b { font-size: 16px; font-weight: 600; color: var(--ink); font-family: var(--font-zh); letter-spacing: 0.01em; }
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .detail b { font-family: var(--font-latin); }

/* ---------- 尾声 ---------- */
.closing { text-align: center; padding-bottom: 130px; }
.closing-line {
  font-family: var(--font-zh);
  font-size: clamp(28px, 4.4vw, 48px);
  font-weight: 600; line-height: 1.4; color: var(--ink);
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .closing-line { font-family: var(--font-latin); font-weight: 500; }
.closing .hero-cta { margin-top: 40px; }

/* ---------- 页脚 ---------- */
.foot { border-top: 1px solid var(--hairline); background: rgba(14, 15, 19, 0.6); }
.foot-inner { max-width: 1120px; margin: 0 auto; padding: 54px 28px 46px; display: flex; flex-direction: column; gap: 22px; }
.foot-brand { display: flex; align-items: center; gap: 9px; font-weight: 600; color: var(--ink); }
.foot-brand img { border-radius: 6px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 26px; font-size: 14px; color: var(--ink-mid); }
.foot-links a { transition: color 0.25s; }
.foot-links a:hover { color: var(--ink); }
.foot-fine { font-size: 12.5px; color: var(--ink-dim); }
.foot-tm { opacity: 0.7; }

/* ---------- 内页（隐私 / 支持） ---------- */
.doc { max-width: 760px; margin: 0 auto; padding: 150px 28px 110px; }
.doc-head { margin-bottom: 54px; }
.doc-head .eyebrow { margin-bottom: 16px; }
.doc-title {
  font-family: var(--font-zh);
  font-size: clamp(32px, 4.6vw, 46px); font-weight: 600; color: var(--ink); line-height: 1.25;
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .doc-title { font-family: var(--font-latin); font-weight: 500; }
.doc-meta { margin-top: 16px; font-size: 13.5px; color: var(--ink-dim); }
.doc-intro {
  margin-top: 26px; padding: 26px 28px;
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(255, 107, 20, 0.09), rgba(255, 107, 20, 0.025)), var(--glass);
  border: 1px solid rgba(255, 140, 60, 0.25);
  font-size: 16px; color: var(--ink);
}
.doc h2 {
  margin: 58px 0 16px;
  font-family: var(--font-zh);
  font-size: 22px; font-weight: 600; color: var(--ink); letter-spacing: 0.01em;
  padding-top: 26px;
  border-top: 1px solid var(--hairline);
}
:is([data-lang="en"],[data-lang="de"],[data-lang="es"],[data-lang="fr"]) .doc h2 { font-family: var(--font-latin); }
.doc h3 { margin: 28px 0 10px; font-size: 16.5px; font-weight: 600; color: var(--ink); }
.doc p { margin: 12px 0; font-size: 15.5px; }
.doc ul { margin: 12px 0 12px 2px; list-style: none; display: flex; flex-direction: column; gap: 9px; }
.doc li { position: relative; padding-left: 24px; font-size: 15.5px; }
.doc li::before {
  content: ""; position: absolute; left: 2px; top: 0.66em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--orange);
  opacity: 0.75;
}
.doc a:not(.appstore-badge) { color: var(--orange-light); border-bottom: 1px solid rgba(255, 163, 71, 0.35); transition: color 0.25s, border-color 0.25s; }
.doc a:not(.appstore-badge):hover { color: #ffc07e; border-color: rgba(255, 192, 126, 0.6); }
.doc code, .kbd {
  font-family: "SF Mono", Menlo, monospace; font-size: 0.86em;
  background: rgba(255, 255, 255, 0.07); border: 1px solid var(--hairline);
  border-radius: 6px; padding: 2px 7px; color: var(--ink);
}
.doc-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 20px 0; }
.doc-card {
  border-radius: 16px; padding: 22px 24px;
  background: var(--glass); border: 1px solid var(--hairline);
  font-size: 14.5px;
}
.doc-card b { display: block; color: var(--ink); font-size: 15.5px; margin-bottom: 6px; }
.faq details {
  border-top: 1px solid var(--hairline);
  padding: 4px 2px;
}
.faq details:last-child { border-bottom: 1px solid var(--hairline); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 17px 2px;
  font-size: 16px; font-weight: 600; color: var(--ink);
  transition: color 0.25s;
}
.faq summary:hover { color: var(--orange-light); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; flex: none;
  font-family: var(--font-latin); font-size: 20px; font-weight: 300; color: var(--ink-dim);
  transition: transform 0.3s var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(45deg); color: var(--orange-light); }
.faq .faq-body { padding: 0 2px 20px; font-size: 15px; color: var(--ink-mid); }
.faq .faq-body p { margin: 8px 0; }

/* ---------- 滚动显影 ---------- */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.rv.in { opacity: 1; transform: none; }
.feature-grid .f-card:nth-child(2), .details-strip .detail:nth-child(2) { transition-delay: 0.08s; }
.feature-grid .f-card:nth-child(3), .details-strip .detail:nth-child(3) { transition-delay: 0.16s; }
.feature-grid .f-card:nth-child(4), .details-strip .detail:nth-child(4) { transition-delay: 0.24s; }
.details-strip .detail:nth-child(5) { transition-delay: 0.32s; }
.details-strip .detail:nth-child(6) { transition-delay: 0.4s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1000px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing { grid-template-columns: 1fr; }
  .details-strip { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 779px) {
  .act-theater { padding: 70px 20px 40px; }
  .theater-frame {
    width: 100%; aspect-ratio: auto;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    border-radius: 0;
  }
  .theater-bg, .mac-menubar, .disc-slot { display: none; }
  .hush-glow { top: 160px; width: 520px; height: 520px; }
  .theater-frame.on .hush-glow { opacity: 0.5 !important; }
  .disc-wrap { position: relative; left: auto; top: auto; transform: none !important; order: 1; }
  .hush-line { position: relative; bottom: auto; order: 2; margin-top: 20px; }
  .theater-frame.on .hush-line { opacity: 1 !important; }
  .hub-card {
    position: relative; left: auto; top: auto; order: 3;
    transform: none !important; opacity: 1 !important;
    width: 100%; max-width: 430px; margin-top: 30px;
    transition: none;
  }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav-links { display: none; }
  .nav-inner { padding: 12px 20px; }
  .band { padding: 78px 20px; }
  .feature-grid { grid-template-columns: 1fr; }
  .details-strip { grid-template-columns: 1fr; }
  .doc { padding: 128px 20px 90px; }
  .doc-cards { grid-template-columns: 1fr; }
  .shot-story { gap: 60px; }
}

/* ---------- 动效减弱 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orb-a, .orb-b { animation: none; }
  .rv { opacity: 1; transform: none; transition: none; }
  .disc, .disc.breathing, .disc-dots i.hollow { animation: none; transition: none; }
  .hush-glow { animation: none; }
  .hush-cue { animation: none; opacity: 0.3; }
  .theater-bg, .mac-menubar, .hub-card, .hush-line, .disc-wrap, .tk-row, #tlNew { transition: none !important; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}