/* =========================================================
   Tomato Timer —— 产品宣传页样式
   品牌色取自产品图标：珊瑚红 #FF646B → 橙 #FF955C
   ========================================================= */

:root {
  --brand: #FF646B;
  --brand-mid: #FF7D64;
  --brand-2: #FF955C;
  --grad: linear-gradient(135deg, #FF646B 0%, #FF7D64 52%, #FF955C 100%);
  --grad-soft: linear-gradient(135deg, rgba(255, 100, 107, .14), rgba(255, 149, 92, .14));

  --bg: #FFF7F8;
  --bg-alt: #FFF0F1;
  --surface: #FFFFFF;
  --surface-2: #FFF4F5;
  --border: rgba(24, 16, 28, .09);
  --border-strong: rgba(24, 16, 28, .16);
  --text: #1B1420;
  --muted: #6E6073;
  --code-bg: rgba(255, 100, 107, .10);
  --code-fg: #C63A55;

  --shadow-sm: 0 1px 2px rgba(24, 16, 28, .05), 0 4px 12px rgba(24, 16, 28, .05);
  --shadow-md: 0 8px 30px rgba(24, 16, 28, .09);
  --shadow-lg: 0 24px 70px rgba(255, 100, 107, .18), 0 8px 24px rgba(24, 16, 28, .08);

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 30px;

  --nav-h: 64px;
  --wrap: 1120px;
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #0B090E;
  --bg-alt: #120E17;
  --surface: #17121C;
  --surface-2: #221B28;
  --border: rgba(255, 255, 255, .09);
  --border-strong: rgba(255, 255, 255, .18);
  --text: #F6F1F7;
  --muted: #A89DAF;
  --code-bg: rgba(255, 100, 107, .16);
  --code-fg: #FF98A0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 10px 34px rgba(0, 0, 0, .5);
  --shadow-lg: 0 26px 70px rgba(255, 100, 107, .16), 0 10px 30px rgba(0, 0, 0, .5);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

h1, h2, h3 { line-height: 1.25; margin: 0; letter-spacing: -.02em; }
p { margin: 0; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .88em;
  background: var(--code-bg);
  color: var(--code-fg);
  padding: .14em .42em;
  border-radius: 6px;
  word-break: break-all;
}

kbd {
  font: 600 .78em/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: .22em .45em;
  margin: 0 .1em;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }
.wrap-narrow { max-width: 780px; }

.skip {
  position: fixed; left: 14px; top: 14px; z-index: 200;
  transform: translateY(-220%);
  background: var(--surface); border: 1px solid var(--border);
  padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow-md);
  transition: transform .2s ease;
}
.skip:focus { transform: none; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ───────────── 按钮 ───────────── */
.btn {
  --btn-py: 12px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: var(--btn-py) 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px; font-weight: 600; line-height: 1.2;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform .16s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 6px 20px rgba(255, 100, 107, .35);
}
.btn-primary:hover { box-shadow: 0 10px 30px rgba(255, 100, 107, .45); transform: translateY(-1px); }

.btn-ghost {
  background: var(--surface); color: var(--text);
  border-color: var(--border-strong); box-shadow: var(--shadow-sm);
}
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }

.btn-soft {
  background: var(--surface-2); color: var(--text);
  border-color: var(--border); flex-direction: column; gap: 2px;
  padding: 12px 10px; border-radius: var(--r-md);
}
.btn-soft b { font-size: 15px; font-weight: 650; }
.btn-soft small { font-size: 12px; color: var(--muted); font-weight: 500; }
.btn-soft:hover { border-color: var(--brand); background: var(--grad-soft); }
.btn-soft.is-soon { opacity: .72; }

.btn-sm { --btn-py: 9px; padding: 9px 16px; font-size: 14px; }
.btn-lg { --btn-py: 15px; padding: 15px 28px; font-size: 16.5px; }
.btn-block { width: 100%; }

/* ───────────── 导航 ───────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: var(--bg); /* 老浏览器回退 */
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, background .25s ease;
}
.nav.is-stuck { border-bottom-color: var(--border); }
.nav-inner { height: var(--nav-h); display: flex; align-items: center; gap: 18px; }

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.brand-text { font-weight: 700; font-size: 16px; letter-spacing: -.01em; }
.brand-text em {
  display: block; font-style: normal; font-weight: 500;
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}

.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a {
  padding: 8px 12px; border-radius: 999px; text-decoration: none;
  font-size: 14.5px; font-weight: 550; color: var(--muted);
  transition: color .2s ease, background .2s ease;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }

.nav-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  width: 38px; height: 38px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; cursor: pointer; color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .2s ease, color .2s ease, transform .16s ease;
}
.icon-btn:hover { border-color: var(--brand); color: var(--brand); }
.icon-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

html[data-theme="light"] .i-sun,
html[data-theme="dark"] .i-moon { display: none; }

.burger { display: none; }

/* ───────────── 首屏 ───────────── */
.hero { position: relative; padding: clamp(48px, 7vw, 84px) 0 clamp(56px, 8vw, 96px); }
.hero-glow {
  position: absolute; inset: -20% 0 auto 0; height: 620px; z-index: -1;
  background:
    radial-gradient(420px 300px at 22% 26%, rgba(255, 100, 107, .30), transparent 70%),
    radial-gradient(460px 320px at 78% 14%, rgba(255, 149, 92, .28), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
}
html[data-theme="dark"] .hero-glow { opacity: .62; }

.hero-grid {
  display: grid; grid-template-columns: 1.04fr .96fr;
  gap: clamp(32px, 5vw, 64px); align-items: center;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; padding: 7px 14px;
  font-size: 13.5px; font-weight: 550; color: var(--muted);
  box-shadow: var(--shadow-sm);
}
.eyebrow-text { line-height: 1.45; text-align: left; }
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--grad); flex: none;
  box-shadow: 0 0 0 4px rgba(255, 100, 107, .16);
}

.hero h1 {
  margin: 22px 0 0;
  font-size: clamp(38px, 6.2vw, 60px);
  font-weight: 800; letter-spacing: -.035em; line-height: 1.12;
}
.grad-text {
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.lede { margin: 20px 0 0; font-size: clamp(15.5px, 1.6vw, 17.5px); color: var(--muted); max-width: 33em; }
.lede strong { color: var(--text); font-weight: 650; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-cta.center { justify-content: center; }

.trust { list-style: none; margin: 26px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 18px; }
.trust li { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--muted); }
.trust svg { width: 17px; height: 17px; fill: none; stroke: var(--brand); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* ───────────── 迷你番茄钟 ───────────── */
.hero-demo { display: flex; justify-content: center; }
.demo {
  width: 100%; max-width: 386px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 20px 22px 18px;
  box-shadow: var(--shadow-lg);
}
.demo-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.demo-stage {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 6px 13px; font-size: 13.5px;
}
.demo-stage i {
  width: 8px; height: 8px; border-radius: 50%; background: var(--brand); flex: none;
  box-shadow: 0 0 0 4px rgba(255, 100, 107, .18);
}
.demo-stage b { font-weight: 650; }
.demo-count { font-size: 13px; color: var(--muted); }

.demo-ringwrap { position: relative; width: 100%; aspect-ratio: 1; margin: 14px auto 6px; max-width: 268px; }
.demo-ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.demo-ring circle { fill: none; stroke-width: 13; stroke-linecap: round; }
.ring-bg { stroke: var(--surface-2); }
.ring-fg {
  stroke: url(#ringGrad);
  stroke-dasharray: 590.62;   /* 2πr，r = 94 */
  stroke-dashoffset: 0;
  transition: stroke-dashoffset .3s linear, opacity .3s ease;
  filter: drop-shadow(0 0 12px rgba(255, 100, 107, .5));
}
.demo:not(.is-running) .ring-fg { filter: none; opacity: .78; }

.demo-face {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 0 30px;
}
.demo-time {
  font-size: clamp(46px, 12vw, 62px); font-weight: 800; letter-spacing: -.045em;
  font-variant-numeric: tabular-nums; line-height: 1;
}
.demo.is-running .demo-time { animation: breathe 4.6s ease-in-out infinite; }
@keyframes breathe { 0%, 100% { opacity: 1; } 50% { opacity: .82; } }
.demo-sub { margin-top: 8px; font-size: 12.5px; color: var(--muted); }

.demo-dots { display: flex; justify-content: center; gap: 7px; margin: 12px 0 16px; }
.demo-dots span {
  width: 7px; height: 7px; border-radius: 50%; background: var(--surface-2);
  border: 1px solid var(--border); transition: background .2s ease, transform .2s ease;
}
.demo-dots span.done { background: var(--grad); border-color: transparent; }
.demo-dots span.now { background: var(--brand); border-color: transparent; transform: scale(1.35); }

.demo-ctl { display: flex; align-items: center; justify-content: center; gap: 16px; }
.demo-ctl button {
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
  transition: transform .16s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.demo-ctl .round { width: 44px; height: 44px; border-radius: 50%; box-shadow: var(--shadow-sm); }
.demo-ctl .round:hover { border-color: var(--brand); color: var(--brand); }
.demo-ctl .play {
  width: 62px; height: 62px; border-radius: 50%; border-color: transparent;
  background: var(--grad); color: #fff;
  box-shadow: 0 10px 26px rgba(255, 100, 107, .42);
}
.demo-ctl .play:hover { transform: translateY(-2px); }
.demo-ctl svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.demo-ctl .play svg { width: 26px; height: 26px; }
.demo-ctl .play .i-pause { display: none; }
.demo.is-running .demo-ctl .play .i-pause { display: block; }
.demo.is-running .demo-ctl .play .i-play { display: none; }

.demo-presets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 18px; }
.demo-presets button {
  display: flex; flex-direction: column; gap: 1px; align-items: center;
  padding: 9px 4px; border-radius: 12px; cursor: pointer;
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--text); font-size: 13.5px; font-weight: 650;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}
.demo-presets small { font-size: 11.5px; font-weight: 500; color: var(--muted); }
.demo-presets button:hover { border-color: var(--brand); }
.demo-presets button.is-on { border-color: var(--brand); background: var(--grad-soft); color: var(--brand); }
.demo-presets button.is-on small { color: inherit; opacity: .8; }

.demo-note { margin-top: 14px; text-align: center; font-size: 12px; color: var(--muted); }

/* ───────────── 通用区块 ───────────── */
.section { padding: clamp(58px, 8vw, 96px) 0; }
.section-alt { background: var(--bg-alt); }

.sec-head { max-width: 640px; margin: 0 auto clamp(30px, 4vw, 48px); text-align: center; }
.kicker {
  display: inline-block; margin-bottom: 12px;
  font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sec-head h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 780; letter-spacing: -.03em; }
.sec-sub { margin-top: 12px; color: var(--muted); font-size: 16px; }

/* ───────────── 亮点卡片 ───────────── */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); gap: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 24px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.card-ico {
  width: 44px; height: 44px; border-radius: 13px; margin-bottom: 15px;
  background: var(--grad-soft); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.card-ico svg { width: 22px; height: 22px; fill: none; stroke: var(--brand); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 17.5px; font-weight: 700; }
.card p { margin-top: 8px; font-size: 14.6px; color: var(--muted); line-height: 1.68; }

.privacy {
  margin-top: 20px; display: flex; gap: 18px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-left: 4px solid var(--brand);
  border-radius: var(--r-lg); padding: 22px 24px; box-shadow: var(--shadow-sm);
}
.privacy-ico { flex: none; width: 42px; height: 42px; border-radius: 12px; background: var(--grad-soft); display: flex; align-items: center; justify-content: center; }
.privacy-ico svg { width: 22px; height: 22px; fill: none; stroke: var(--brand); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.privacy h3 { font-size: 17px; }
.privacy p { margin-top: 6px; color: var(--muted); font-size: 14.6px; }

/* ───────────── 截图 ───────────── */
.tabs {
  display: flex; gap: 6px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 22px;
}
.tabs button {
  padding: 9px 16px; border-radius: 999px; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); font-size: 14px; font-weight: 600; font-family: inherit;
  transition: color .2s, border-color .2s, background .2s;
}
.tabs button:hover { color: var(--text); border-color: var(--border-strong); }
.tabs button[aria-selected="true"] { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 5px 18px rgba(255, 100, 107, .32); }

.shot-stage {
  margin: 0 auto; max-width: 1040px;
  border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}
.shot-stage img { width: 100%; background: #FDEFF1; }
.shot-stage figcaption { padding: 14px 20px; font-size: 14px; color: var(--muted); border-top: 1px solid var(--border); text-align: center; }

/* 单屏竖图：单独给一个小舞台，避免大卡片里空一大片 */
.shot-stage.is-tall {
  max-width: 640px;
  padding-top: 26px;
  background: linear-gradient(165deg, var(--surface-2), var(--surface));
}
.shot-stage.is-tall img {
  width: auto; max-height: 620px; margin: 0 auto;
  border-radius: 18px; box-shadow: var(--shadow-md); background: transparent;
}

.shots-mini {
  list-style: none; margin: 20px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.shots-mini li {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease;
}
.shots-mini li:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.shots-mini img { width: 100%; height: 300px; object-fit: cover; object-position: top center; background: #FDEFF1; }
.shots-mini span { display: block; padding: 10px 14px; font-size: 13px; font-weight: 600; color: var(--muted); border-top: 1px solid var(--border); }

/* ───────────── 对比表 ───────────── */
.table-wrap {
  overflow-x: auto; border-radius: var(--r-lg);
  border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-sm);
}
.cmp { width: 100%; border-collapse: collapse; min-width: 660px; }
.cmp th, .cmp td { padding: 15px 20px; text-align: left; font-size: 14.6px; vertical-align: top; }
.cmp thead th { font-size: 14px; font-weight: 700; color: var(--muted); background: var(--surface-2); white-space: nowrap; }
.cmp thead th.col-hi { color: var(--brand); }
.cmp tbody tr + tr th, .cmp tbody tr + tr td { border-top: 1px solid var(--border); }
.cmp tbody th { font-weight: 600; color: var(--text); white-space: nowrap; }
.cmp td { color: var(--muted); }
.cmp .col-hi { background: var(--surface-2); color: var(--text); }
.cmp-note { margin-top: 14px; text-align: center; font-size: 14px; color: var(--muted); }

/* ───────────── 下载 ───────────── */
.dl-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 20px; }
.dl-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 26px 24px 22px;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
}
.dl-head { display: flex; gap: 14px; align-items: flex-start; }
.dl-ico {
  flex: none; width: 46px; height: 46px; border-radius: 14px;
  background: var(--grad-soft); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.dl-ico svg { width: 24px; height: 24px; fill: none; stroke: var(--brand); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.dl-head h3 { font-size: 19px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.dl-meta { margin-top: 3px; font-size: 13px; color: var(--muted); }
.tag-soon {
  font-size: 11.5px; font-weight: 700; letter-spacing: .02em;
  background: var(--grad-soft); color: var(--brand);
  border: 1px solid var(--border);
  border-radius: 999px; padding: 2px 9px;
}
.dl-list { list-style: none; margin: 18px 0 20px; padding: 0; display: grid; gap: 9px; }
.dl-list li { position: relative; padding-left: 24px; font-size: 14.4px; color: var(--muted); }
.dl-list li::before {
  content: ""; position: absolute; left: 4px; top: .58em;
  width: 9px; height: 5px; border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
  transform: rotate(-45deg);
}
.dl-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.dl-foot { margin-top: auto; padding-top: 16px; font-size: 13.2px; color: var(--muted); line-height: 1.65; }
.dl-foot a { color: var(--brand); text-decoration: none; font-weight: 600; }
.dl-foot a:hover { text-decoration: underline; }
#desktopNote code { font-size: .85em; }

/* ───────────── FAQ ───────────── */
.qa {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 4px 20px; margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}
.qa summary {
  cursor: pointer; list-style: none; padding: 16px 30px 16px 0; position: relative;
  font-size: 16px; font-weight: 650;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: ""; position: absolute; right: 6px; top: 50%;
  width: 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted);
  transform: translateY(-70%) rotate(45deg); transition: transform .22s ease;
}
.qa[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.qa > p, .qa > ol { margin: 0 0 16px; font-size: 14.8px; color: var(--muted); }
.qa > p + p { margin-top: -6px; }
.qa ol { padding-left: 22px; display: grid; gap: 7px; }
.qa li { line-height: 1.65; }
.qa .tip { border-left: 3px solid var(--brand); padding-left: 12px; }

/* ───────────── 结尾 CTA ───────────── */
.cta-end { padding-bottom: clamp(64px, 9vw, 110px); }
.cta-box {
  text-align: center; border-radius: var(--r-xl); padding: clamp(36px, 6vw, 62px) 24px;
  background: var(--grad-soft);
  border: 1px solid var(--border);
}
.cta-box h2 { font-size: clamp(24px, 3.6vw, 34px); font-weight: 780; letter-spacing: -.03em; }
.cta-box p { margin-top: 10px; color: var(--muted); }
.cta-box .hero-cta { margin-top: 26px; }

/* ───────────── 页脚 ───────────── */
.foot { border-top: 1px solid var(--border); padding: 34px 0 44px; background: var(--bg-alt); }
.foot-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; }
.foot-brand { display: flex; align-items: center; gap: 12px; }
.foot-brand img { width: 30px; height: 30px; border-radius: 8px; }
.foot-brand strong { font-size: 14.5px; }
.foot-brand p { font-size: 12.5px; color: var(--muted); }
.foot-links { display: flex; gap: 18px; margin-left: auto; flex-wrap: wrap; }
.foot-links a { font-size: 14px; color: var(--muted); text-decoration: none; }
.foot-links a:hover { color: var(--brand); }
.foot-note { width: 100%; font-size: 12.5px; color: var(--muted); }

/* ───────────── 提示条 ───────────── */
.toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 300;
  transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--text); color: var(--bg);
  padding: 12px 20px; border-radius: 999px; font-size: 14px; font-weight: 550;
  box-shadow: var(--shadow-md); max-width: calc(100vw - 40px); text-align: center;
  transition: opacity .25s ease, transform .25s ease;
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* ───────────── 进场动画 ───────────── */
.reveal { opacity: 0; transform: translateY(18px); }
.reveal.in { opacity: 1; transform: none; transition: opacity .6s cubic-bezier(.22, .7, .3, 1), transform .6s cubic-bezier(.22, .7, .3, 1); }

/* ───────────── 响应式 ───────────── */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-demo { order: 2; }
  .shots-mini { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .eyebrow { font-size: 12.5px; padding: 7px 14px; border-radius: 20px; align-items: flex-start; }
  .eyebrow .dot { margin-top: 7px; }
  .eyebrow-text { text-align: center; }
  .shot-stage.is-tall img { max-height: 520px; }
  .nav-links {
    position: absolute; top: var(--nav-h); left: 12px; right: 12px;
    flex-direction: column; align-items: stretch; gap: 2px; margin: 0;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r-md); padding: 10px; box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; border-radius: 10px; font-size: 15px; }
  .nav-actions .btn-sm { display: none; }
  .burger { display: inline-flex; }
  .privacy { flex-direction: column; gap: 12px; }
  .shots-mini img { height: 220px; }
  .demo-presets button { font-size: 12.5px; }
}

@media (max-width: 420px) {
  .shots-mini { grid-template-columns: 1fr; }
  .dl-btns { grid-template-columns: 1fr; }
  .brand-text em { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .demo.is-running .demo-time { animation: none; }
  * { transition-duration: .01ms !important; }
}

@media print {
  .nav, .hero-demo, .toast, .cta-end { display: none; }
  body { background: #fff; }
}