/* =========================================================
   时停手表 · 设计系统
   01 变量 / 02 重置 / 03 布局 / 04 文字 / 05 按钮 / 06 导航
   07 卡片 / 08 Hero / 09 跑马灯 / 10 视频卡 / 11 榜单
   12 话题列表 / 13 数据特性 / 14 评价 / 15 CTA 下载
   16 FAQ / 17 提示弹层 / 18 页脚 / 19 内页页头 / 20 分页
   21 滚动动画 / 22 响应式 / 23 内页附加组件
   ========================================================= */

/* 01 · 设计变量 ------------------------------------------ */
:root {
  --brand-900: #101737;
  --brand-700: #2C38B8;
  --brand: #4F5BEA;
  --brand-300: #A8B2FB;
  --brand-50: #EEF0FF;

  --cyan: #16BFD4;
  --violet: #8B5CF6;
  --magenta: #EE6FA8;
  --amber: #F5B544;

  --ink: #0E1330;
  --ink-2: #273154;
  --muted: #5C6582;
  --muted-2: #8B94AE;
  --line: #E3E8F3;
  --surface: #F6F8FD;
  --surface-2: #EDF1FA;
  --white: #FFFFFF;

  --grad-brand: linear-gradient(118deg, #4F5BEA 0%, #7A55ED 52%, #16BFD4 100%);
  --grad-night: linear-gradient(152deg, #0A1028 0%, #151E4C 52%, #2B1A5C 100%);
  --grad-glow: radial-gradient(circle at 28% 18%, rgba(22, 191, 212, .20), transparent 62%);

  --r-xs: 8px;
  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 30px;
  --r-full: 999px;

  --sh-1: 0 2px 10px rgba(16, 23, 55, .05);
  --sh-2: 0 8px 26px rgba(16, 23, 55, .08);
  --sh-3: 0 16px 44px rgba(16, 23, 55, .12);
  --sh-4: 0 26px 70px rgba(16, 23, 55, .18);
  --sh-glow: 0 12px 36px rgba(79, 91, 234, .28);

  --fs-hero: clamp(2.05rem, 4.6vw, 3.55rem);
  --fs-h2: clamp(1.55rem, 2.9vw, 2.3rem);
  --fs-h3: clamp(1.08rem, 1.5vw, 1.32rem);
  --fs-body: clamp(.94rem, 1.05vw, 1.02rem);
  --fs-sm: .875rem;

  --container: 1180px;
  --gutter: clamp(18px, 4vw, 40px);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --head-h: 72px;
  --font: "Outfit", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}

/* 02 · 基础重置 ------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--ink-2);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body.no-scroll { overflow: hidden; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--brand-300); color: var(--brand-900); }

/* 03 · 布局工具 ------------------------------------------ */
.container { width: min(100% - var(--gutter) * 2, var(--container)); margin-inline: auto; }
.section { padding-block: clamp(56px, 7vw, 96px); }
.section.tight { padding-block: clamp(38px, 4.5vw, 60px); }
.section.soft { background: var(--surface); }
.section.line-top { border-top: 1px solid var(--line); }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-side { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 30px; align-items: start; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.between { justify-content: space-between; }
.center { align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.ta-center { text-align: center; }
.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; }

/* 04 · 文字标题组件 -------------------------------------- */
h1, h2, h3, h4, h5 { color: var(--ink); font-weight: 700; line-height: 1.28; letter-spacing: -.02em; margin: 0 0 14px; }
h1 { font-size: var(--fs-hero); text-wrap: balance; }
h2 { font-size: var(--fs-h2); text-wrap: balance; }
h3 { font-size: var(--fs-h3); }
h4 { font-size: 1.02rem; }
p { margin: 0 0 14px; }
.lead { font-size: clamp(1rem, 1.35vw, 1.14rem); color: var(--muted); line-height: 1.85; }
.muted { color: var(--muted); }
.small { font-size: var(--fs-sm); }
.tiny { font-size: .78rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--brand); background: var(--brand-50);
  padding: 7px 14px; border-radius: var(--r-full); margin-bottom: 18px;
}
.eyebrow.light { color: #BFE9F2; background: rgba(255, 255, 255, .10); }
.section-head { max-width: 700px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.02rem; }
.hl { box-shadow: inset 0 -.24em 0 0 rgba(22, 191, 212, .30); white-space: nowrap; }
.hl-v { box-shadow: inset 0 -.24em 0 0 rgba(139, 92, 246, .24); white-space: nowrap; }
.divider { height: 1px; background: var(--line); border: 0; margin: 30px 0; }
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .76rem; font-weight: 600; color: var(--brand-700);
  background: var(--brand-50); padding: 4px 11px; border-radius: var(--r-full);
  white-space: nowrap;
}
.tag.cyan { color: #0B7E8F; background: #E3F8FB; }
.tag.violet { color: #6535B8; background: #F1EBFE; }
.tag.amber { color: #96630A; background: #FFF3DC; }
.tag.plain { color: var(--muted); background: var(--surface-2); }
.prose { color: var(--ink-2); font-size: 1.01rem; line-height: 1.95; }
.prose h2 { margin-top: 42px; font-size: clamp(1.35rem, 2vw, 1.7rem); }
.prose h3 { margin-top: 30px; }
.prose p { margin-bottom: 18px; }
.prose ul, .prose ol { margin: 0 0 22px; padding-left: 0; }
.prose li { position: relative; padding-left: 22px; margin-bottom: 10px; }
.prose li::before {
  content: ""; position: absolute; left: 4px; top: .78em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--brand);
}
.prose blockquote {
  margin: 26px 0; padding: 18px 22px; border-left: 3px solid var(--brand);
  background: var(--surface); border-radius: 0 var(--r-sm) var(--r-sm) 0; color: var(--ink);
}
.prose a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }

/* 05 · 按钮 ---------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 46px; padding: 11px 22px; border-radius: var(--r-full);
  font-weight: 650; font-size: .95rem; line-height: 1.3;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), color .22s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: var(--grad-brand); box-shadow: var(--sh-glow); }
.btn-primary:hover { box-shadow: 0 16px 42px rgba(79, 91, 234, .40); }
.btn-dark { color: #fff; background: var(--brand-900); box-shadow: var(--sh-2); }
.btn-dark:hover { background: #1C2452; }
.btn-ghost { color: var(--brand-700); background: var(--white); border: 1.5px solid var(--line); }
.btn-ghost:hover { border-color: var(--brand-300); background: var(--brand-50); }
.btn-light { color: var(--brand-900); background: #fff; box-shadow: var(--sh-2); }
.btn-outline-light { color: #fff; border: 1.5px solid rgba(255, 255, 255, .38); background: rgba(255, 255, 255, .06); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .16); }
.btn-sm { min-height: 38px; padding: 8px 16px; font-size: .85rem; }
.btn-lg { min-height: 54px; padding: 15px 30px; font-size: 1.02rem; }
.btn-group { display: flex; flex-wrap: wrap; gap: 12px; }
.btn .ico { font-size: 1.05em; line-height: 1; }
.text-link { color: var(--brand); font-weight: 650; display: inline-flex; align-items: center; gap: 6px; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; display: inline-flex;
  align-items: center; justify-content: center; background: var(--surface-2); color: var(--ink);
  transition: background .2s var(--ease), transform .2s var(--ease);
}
.icon-btn:hover { background: var(--brand-50); transform: translateY(-2px); }

/* 06 · 头部导航 ------------------------------------------ */
.site-head {
  position: sticky; top: 0; z-index: 60; height: var(--head-h);
  background: rgba(255, 255, 255, .96); border-bottom: 1px solid var(--line);
  transition: box-shadow .25s var(--ease), background .25s var(--ease);
}
.site-head.is-stuck { box-shadow: var(--sh-2); background: rgba(255, 255, 255, .985); }
.head-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.08rem; color: var(--ink); letter-spacing: -.02em; }
.logo svg { width: 34px; height: 34px; flex: none; }
.logo small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: .16em; color: var(--muted-2); text-transform: uppercase; line-height: 1; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links > a:not(.btn) {
  padding: 9px 14px; border-radius: var(--r-full); font-size: .93rem; font-weight: 600; color: var(--muted);
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav-links > a:not(.btn):hover { color: var(--brand); background: var(--brand-50); }
.nav-links > a.is-active:not(.btn) { color: var(--brand-700); background: var(--brand-50); }
.nav-links > .btn { display: none; margin-left: 8px; }
.head-cta { margin-left: 10px; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: var(--r-xs); align-items: center; justify-content: center; color: var(--ink); }
.nav-toggle svg { width: 24px; height: 24px; }
.nav-close { display: none; }
.nav-scrim {
  position: fixed; inset: 0; z-index: 55; background: rgba(10, 16, 40, .48);
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s var(--ease);
}
.nav-scrim.is-open { opacity: 1; visibility: visible; }

/* 07 · 卡片 ---------------------------------------------- */
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px; box-shadow: var(--sh-1);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sh-3); border-color: var(--brand-300); }
.card.flat { box-shadow: none; }
.card.tinted { background: var(--surface); border-color: transparent; }
.card-num {
  width: 44px; height: 44px; border-radius: var(--r-sm); display: grid; place-items: center;
  font-weight: 800; color: #fff; background: var(--grad-brand); margin-bottom: 18px;
}
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.icon-tile {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: var(--brand-50); color: var(--brand); font-size: 1.35rem; margin-bottom: 16px;
}
.icon-tile.cyan { background: #E1F8FC; color: #0B8CA0; }
.icon-tile.violet { background: #F1EBFE; color: var(--violet); }
.icon-tile.amber { background: #FFF3DC; color: #B4780C; }

/* 08 · Hero ---------------------------------------------- */
.hero {
  position: relative; overflow: hidden; color: #C9D3F2;
  background: var(--grad-night); padding-block: clamp(56px, 7vw, 96px) clamp(64px, 8vw, 110px);
}
.hero::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); pointer-events: none; }
.hero::after {
  content: ""; position: absolute; right: -140px; top: -160px; width: 520px; height: 520px;
  border: 1px solid rgba(255, 255, 255, .08); border-radius: 50%; pointer-events: none;
  box-shadow: 0 0 0 60px rgba(255, 255, 255, .025), 0 0 0 140px rgba(255, 255, 255, .018);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.12fr .88fr; gap: 48px; align-items: center; }
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero h1 .grad-text { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: #B7C2E8; max-width: 560px; }
.hero .btn-group { margin-top: 30px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 36px; padding-top: 26px; border-top: 1px solid rgba(255, 255, 255, .13); }
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong { font-size: 1.45rem; color: #fff; line-height: 1.25; font-weight: 750; }
.hero-meta span { font-size: .78rem; color: #93A0CC; letter-spacing: .04em; }
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; min-height: 460px; }
.phone {
  position: relative; width: 262px; aspect-ratio: 9 / 18.6; flex: none;
  border: 8px solid #050A1C; border-radius: 38px; overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 255, 255, .14);
  background: #0A1028;
}
.phone > img { width: 100%; height: 100%; object-fit: cover; }
.phone::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6, 10, 30, .32) 0%, transparent 38%, rgba(6, 10, 30, .86) 100%);
}
.phone-notch {
  position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  width: 76px; height: 18px; border-radius: 0 0 12px 12px; background: #050A1C; z-index: 3;
}
.phone-ui { position: absolute; left: 16px; right: 16px; bottom: 22px; z-index: 3; color: #fff; }
.phone-ui .pu-tag { font-size: .66rem; letter-spacing: .1em; color: #9FE8F3; font-weight: 700; }
.phone-ui h3 { color: #fff; font-size: 1.32rem; margin: 6px 0 4px; }
.phone-ui p { font-size: .72rem; color: #C6CFEC; margin: 0 0 14px; }
.phone-ui .pu-bar { height: 3px; border-radius: 3px; background: rgba(255, 255, 255, .28); overflow: hidden; }
.phone-ui .pu-bar i { display: block; width: 42%; height: 100%; background: var(--cyan); }
.float-card {
  position: absolute; right: -6px; top: 14%; z-index: 4; width: 178px;
  padding: 14px 16px; border-radius: var(--r-md); color: var(--ink);
  background: rgba(255, 255, 255, .96); box-shadow: var(--sh-4);
  animation: floaty 4.5s ease-in-out infinite;
}
.float-card .fc-top { font-size: .7rem; color: var(--muted); letter-spacing: .08em; font-weight: 700; }
.float-card strong { display: block; font-size: 1.32rem; color: var(--brand); line-height: 1.35; }
.float-card .fc-sub { font-size: .72rem; color: var(--muted-2); }
.float-card.two { top: auto; bottom: 28%; right: auto; left: -14px; width: 166px; animation-delay: -2s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* 09 · 跑马灯 -------------------------------------------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: var(--surface); padding: 15px 0; }
.marquee-track { display: flex; gap: 40px; width: max-content; animation: marquee 34s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-size: .86rem; font-weight: 650; color: var(--muted); white-space: nowrap; display: inline-flex; align-items: center; gap: 10px; }
.marquee-track span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* 10 · 视频卡 -------------------------------------------- */
.vgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.vgrid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.vcard {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md);
  overflow: hidden; box-shadow: var(--sh-1);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease);
}
.vcard:hover { transform: translateY(-6px); box-shadow: var(--sh-3); }
.thumb { position: relative; aspect-ratio: 9 / 12; overflow: hidden; background: var(--brand-900); }
.thumb.wide { aspect-ratio: 16 / 9; }
.thumb > img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.vcard:hover .thumb > img { transform: scale(1.06); }
.thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6, 10, 30, .12), transparent 42%, rgba(6, 10, 30, .72)); }
.thumb-badge {
  position: absolute; z-index: 2; top: 10px; left: 10px; font-size: .7rem; font-weight: 700;
  color: #fff; background: rgba(10, 16, 40, .72); padding: 4px 10px; border-radius: var(--r-full);
  backdrop-filter: blur(4px);
}
.thumb-badge.hot { background: linear-gradient(100deg, #EE6FA8, #8B5CF6); }
.thumb-time {
  position: absolute; z-index: 2; right: 10px; bottom: 10px; font-size: .7rem; font-weight: 650;
  color: #fff; background: rgba(10, 16, 40, .72); padding: 3px 8px; border-radius: 6px;
}
.vplay {
  position: absolute; z-index: 3; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center;
  color: #fff; background: rgba(255, 255, 255, .20); border: 1.5px solid rgba(255, 255, 255, .7);
  backdrop-filter: blur(5px); transition: background .25s var(--ease), transform .25s var(--ease);
}
.vcard:hover .vplay { background: var(--brand); transform: translate(-50%, -50%) scale(1.1); }
.vplay svg { width: 20px; height: 20px; margin-left: 2px; }
.vbody { padding: 15px 16px 16px; }
.vbody h3 { font-size: .98rem; margin-bottom: 6px; line-height: 1.45; }
.vbody p { font-size: .8rem; color: var(--muted); margin: 0 0 12px; }
.vmeta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.vfoot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.vscore { font-size: .78rem; font-weight: 700; color: var(--brand); white-space: nowrap; }
.vacts { display: flex; gap: 12px; font-size: .78rem; color: var(--muted); white-space: nowrap; }
.filter-bar { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 28px; }
.filter-btn {
  padding: 8px 17px; border-radius: var(--r-full); font-size: .87rem; font-weight: 650;
  color: var(--muted); background: var(--surface-2); border: 1px solid transparent;
  transition: all .2s var(--ease);
}
.filter-btn:hover { color: var(--brand); }
.filter-btn.is-on { color: #fff; background: var(--grad-brand); box-shadow: var(--sh-glow); }
.filterable.is-hidden { display: none; }

/* 11 · 榜单 ---------------------------------------------- */
.panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px; box-shadow: var(--sh-1); }
.panel + .panel { margin-top: 20px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.panel-head h3 { font-size: 1.04rem; margin: 0; }
.rank-item {
  display: grid; grid-template-columns: 26px 74px minmax(0, 1fr) auto; gap: 12px; align-items: center;
  padding: 11px 0; border-bottom: 1px solid var(--line);
}
.rank-item:last-child { border-bottom: 0; }
.rank-no { font-weight: 800; color: var(--muted-2); font-size: .95rem; }
.rank-item:nth-child(-n+3) .rank-no { color: var(--brand); }
.rank-item img { width: 74px; height: 56px; object-fit: cover; border-radius: 8px; }
.rank-item h4 { font-size: .85rem; margin: 0 0 3px; line-height: 1.4; }
.rank-item p { font-size: .73rem; color: var(--muted); margin: 0; }
.rank-end { font-size: .76rem; font-weight: 700; color: var(--brand); white-space: nowrap; }
.grid-side .rank-item { grid-template-columns: 24px 68px minmax(0, 1fr); }
.grid-side .rank-item img { width: 68px; height: 50px; }
.grid-side .rank-end { grid-column: 2 / -1; text-align: right; }

/* 12 · 话题/文章列表 ------------------------------------- */
.topic-row {
  display: grid; grid-template-columns: 58px minmax(0, 1fr) auto; gap: 16px; align-items: center;
  padding: 18px 0; border-bottom: 1px solid var(--line);
}
.topic-row:last-child { border-bottom: 0; }
.topic-row img { width: 58px; height: 58px; border-radius: 50%; object-fit: cover; }
.topic-row h3 { font-size: .98rem; margin: 0 0 4px; }
.topic-row p { font-size: .82rem; color: var(--muted); margin: 0; }
.topic-stat { text-align: right; font-size: .8rem; color: var(--muted); white-space: nowrap; }
.topic-stat strong { display: block; color: var(--ink); font-size: 1rem; }
.article-row { display: grid; grid-template-columns: 168px minmax(0, 1fr); gap: 20px; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--line); }
.article-row:last-child { border-bottom: 0; }
.article-row img { width: 168px; height: 104px; object-fit: cover; border-radius: var(--r-sm); }
.article-row h3 { font-size: 1.04rem; margin: 0 0 6px; }
.article-row p { font-size: .85rem; color: var(--muted); margin: 0 0 8px; }

/* 13 · 数据/特性 ----------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.stat { text-align: center; padding: 22px 12px; background: var(--surface); border-radius: var(--r-md); }
.stat strong { display: block; font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; color: var(--brand); line-height: 1.2; }
.stat span { font-size: .84rem; color: var(--muted); }
.feature-list { display: grid; gap: 12px; }
.feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: .92rem; color: var(--ink-2); }
.feature-list li::before { content: "✓"; flex: none; width: 20px; height: 20px; border-radius: 50%; background: #E1F8FC; color: #0B8CA0; font-size: .72rem; font-weight: 800; display: grid; place-items: center; margin-top: 4px; }

/* 14 · 评价 ---------------------------------------------- */
.quote-card { position: relative; padding: 26px; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-1); }
.quote-card::before { content: "“"; position: absolute; top: 4px; right: 20px; font-size: 4rem; line-height: 1; color: var(--brand-50); font-weight: 800; }
.quote-card p { position: relative; font-size: .96rem; line-height: 1.8; color: var(--ink-2); margin-bottom: 20px; }
.quote-by { display: flex; align-items: center; gap: 11px; }
.quote-by img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
.quote-by strong { display: block; font-size: .88rem; color: var(--ink); }
.quote-by span { font-size: .76rem; color: var(--muted); }
.stars { color: var(--amber); font-size: .86rem; letter-spacing: 2px; margin-bottom: 12px; }

/* 15 · CTA / 下载 ---------------------------------------- */
.cta-band { position: relative; overflow: hidden; background: var(--grad-night); color: #C9D3F2; padding-block: clamp(56px, 7vw, 88px); }
.cta-band::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); pointer-events: none; }
.cta-band h1, .cta-band h2, .cta-band h3, .cta-band h4 { color: #fff; }
.cta-band .lead { color: #BAC5EA; }
.cta-inner { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; }
.cta-inner.center { display: block; text-align: center; max-width: 760px; margin-inline: auto; }
.cta-inner.center .btn-group { justify-content: center; }
.dl-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; counter-reset: dl; }
.dl-step { position: relative; padding: 26px 22px; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); }
.dl-step::before {
  counter-increment: dl; content: "0" counter(dl);
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: var(--brand-50); color: var(--brand); font-weight: 800; font-size: .9rem; margin-bottom: 16px;
}
.dl-step h3 { margin-bottom: 6px; }
.dl-step p { font-size: .88rem; color: var(--muted); margin: 0; }
.matrix-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-md); }
.matrix { min-width: 620px; background: #fff; }
.matrix th, .matrix td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: .9rem; }
.matrix thead th { background: var(--surface); color: var(--ink); font-weight: 700; }
.matrix tbody tr:last-child td { border-bottom: 0; }
.matrix td:first-child { font-weight: 650; color: var(--ink); }
.matrix .yes { color: #0B8CA0; font-weight: 700; }
.matrix .no { color: var(--muted-2); }
.subscribe { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.field {
  min-height: 46px; padding: 10px 16px; border: 1.5px solid var(--line); border-radius: var(--r-full);
  background: #fff; color: var(--ink); font-size: .94rem; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  width: 100%;
}
.field:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-50); }
.subscribe .field { flex: 1 1 240px; width: auto; }
textarea.field { border-radius: var(--r-md); resize: vertical; min-height: 96px; }
.form-note { font-size: .78rem; color: var(--muted-2); margin-top: 10px; }
.form-stack { display: grid; gap: 12px; }

/* 16 · FAQ ----------------------------------------------- */
.faq-list { max-width: 820px; margin-inline: auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; margin-bottom: 12px; overflow: hidden; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px; text-align: left; font-weight: 650; font-size: .98rem; color: var(--ink);
}
.faq-q::after { content: "+"; flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--brand-50); color: var(--brand); display: grid; place-items: center; font-size: 1.1rem; font-weight: 700; line-height: 1; transition: transform .25s var(--ease), background .25s var(--ease); }
.faq-item.is-open .faq-q::after { content: "−"; transform: rotate(180deg); background: var(--brand); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.faq-a > div { padding: 0 22px 20px; font-size: .92rem; color: var(--muted); line-height: 1.85; }
.faq-a a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }

/* 17 · 提示条 / 弹层 ------------------------------------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 200; transform: translate(-50%, 20px);
  padding: 12px 22px; border-radius: var(--r-full); color: #fff; background: var(--brand-900);
  box-shadow: var(--sh-4); font-size: .9rem; font-weight: 600;
  opacity: 0; visibility: hidden; transition: opacity .28s var(--ease), transform .28s var(--ease), visibility .28s var(--ease);
}
.toast.is-on { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.modal {
  position: fixed; inset: 0; z-index: 150; display: none; align-items: center; justify-content: center;
  padding: 20px; background: rgba(8, 12, 32, .76);
}
.modal.is-open { display: flex; }
.modal-box {
  position: relative; width: min(100%, 560px); max-height: min(88vh, 760px); overflow-y: auto;
  background: #fff; border-radius: var(--r-lg); padding: 28px; box-shadow: var(--sh-4);
}
.modal-box h2 { font-size: 1.45rem; margin-bottom: 8px; }
.modal-box > p { color: var(--muted); font-size: .92rem; }
.modal-close { position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border-radius: 50%; background: var(--surface-2); color: var(--ink); font-size: 1.3rem; line-height: 1; display: grid; place-items: center; }
.modal-close:hover { background: var(--brand-50); }
.video-frame { position: relative; margin-top: 18px; aspect-ratio: 16 / 9; border-radius: var(--r-md); overflow: hidden; background: var(--brand-900); }
.video-frame img { width: 100%; height: 100%; object-fit: cover; }
.video-frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6,10,30,.15), rgba(6,10,30,.55)); }
.video-frame .vf-label { position: absolute; z-index: 2; left: 18px; bottom: 18px; color: #fff; font-weight: 700; }
.video-frame .vf-play { position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 64px; height: 64px; border-radius: 50%; background: rgba(255,255,255,.22); border: 2px solid #fff; display: grid; place-items: center; color: #fff; font-size: 1.4rem; }
.modal-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.qr-fake {
  width: 148px; height: 148px; margin: 18px auto 6px; border-radius: 12px; padding: 10px; background: #fff;
  border: 1px solid var(--line);
  background-image:
    linear-gradient(45deg, var(--brand-900) 25%, transparent 25%, transparent 75%, var(--brand-900) 75%),
    linear-gradient(45deg, var(--brand-900) 25%, transparent 25%, transparent 75%, var(--brand-900) 75%);
  background-size: 18px 18px; background-position: 0 0, 9px 9px;
}
.to-top {
  position: fixed; z-index: 90; right: 22px; bottom: 24px; width: 44px; height: 44px; border-radius: 50%;
  background: var(--brand-900); color: #fff; display: grid; place-items: center; box-shadow: var(--sh-3);
  opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .28s var(--ease);
}
.to-top.is-on { opacity: 1; visibility: visible; transform: translateY(0); }

/* 18 · 页脚 ---------------------------------------------- */
.site-foot { background: #0B1128; color: #96A2C8; padding-top: 62px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 34px; padding-bottom: 44px; }
.site-foot .logo { color: #fff; margin-bottom: 16px; }
.site-foot .logo small { color: #7C8AB8; }
.foot-grid h4 { color: #fff; font-size: .92rem; margin-bottom: 16px; letter-spacing: .02em; }
.foot-grid ul li { margin-bottom: 9px; font-size: .87rem; }
.foot-grid ul a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.foot-about p { font-size: .87rem; line-height: 1.8; max-width: 300px; }
.foot-social { display: flex; gap: 10px; margin-top: 18px; }
.foot-social a { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,.08); color: #C9D3F2; display: grid; place-items: center; font-size: .78rem; font-weight: 700; }
.foot-social a:hover { background: var(--brand); color: #fff; }
.foot-tags { border-top: 1px solid rgba(255,255,255,.10); padding-block: 22px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.foot-tags strong { font-size: .8rem; color: #7C8AB8; font-weight: 600; margin-right: 6px; }
.foot-tags a { font-size: .76rem; color: #96A2C8; background: rgba(255,255,255,.06); padding: 5px 11px; border-radius: var(--r-full); }
.foot-tags a:hover { background: rgba(255,255,255,.16); color: #fff; }
.foot-bottom { border-top: 1px solid rgba(255,255,255,.10); padding-block: 20px 26px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .78rem; color: #7C8AB8; }
.foot-bottom a:hover { color: #fff; }
.foot-disclaimer { font-size: .74rem; line-height: 1.8; color: #6C7AA8; padding-bottom: 24px; }

/* 19 · 内页页头 ------------------------------------------ */
.page-head { position: relative; overflow: hidden; background: var(--grad-night); color: #C9D3F2; padding-block: clamp(46px, 6vw, 76px); }
.page-head::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); pointer-events: none; }
.page-head .inner { position: relative; }
.page-head h1 { color: #fff; font-size: clamp(1.9rem, 3.8vw, 2.9rem); margin-bottom: 12px; }
.page-head p { color: #B7C2E8; max-width: 680px; margin-bottom: 0; font-size: 1.02rem; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .82rem; color: #93A0CC; margin-bottom: 20px; }
.crumbs a:hover { color: #fff; }
.crumbs span::before { content: "/"; margin-right: 8px; color: #5A6799; }
.crumbs span:first-child::before { content: none; }

/* 20 · 分页 ---------------------------------------------- */
.pager { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 34px; }
.pager a, .pager span { min-width: 40px; height: 40px; padding: 0 12px; border-radius: var(--r-xs); display: inline-flex; align-items: center; justify-content: center; font-size: .88rem; font-weight: 650; background: var(--surface-2); color: var(--muted); }
.pager a:hover { background: var(--brand-50); color: var(--brand); }
.pager .is-on { background: var(--grad-brand); color: #fff; }

/* 21 · 滚动动画 -----------------------------------------
   内容在任何情况下都保持可见（opacity 恒为 1），脚本只做轻微上浮增强；
   避免 JS 异常 / 虚拟时间不推进 CSS 动画时出现整页空白。 */
[data-reveal] { opacity: 1; }
.js-ready [data-reveal] { transform: translateY(7px); transition: transform .6s var(--ease); }
.js-ready [data-reveal].is-in { transform: none; }

/* 22 · 响应式 -------------------------------------------- */
@media (max-width: 1080px) {
  .vgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-side { grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; }
  .hero-grid { gap: 30px; }
}
@media (max-width: 960px) {
  .head-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed; top: 0; right: 0; z-index: 80;
    width: min(84vw, 320px); height: 100dvh; padding: 26px 22px 32px;
    flex-direction: column; align-items: stretch; gap: 6px;
    background: #fff; box-shadow: -18px 0 50px rgba(10,16,40,.18);
    transform: translateX(102%); transition: transform .32s var(--ease); overflow-y: auto;
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links > a:not(.btn) { padding: 13px 14px; font-size: 1rem; border-bottom: 1px solid var(--line); border-radius: 8px; }
  .nav-links > .btn { display: inline-flex; margin: 18px 0 0; width: 100%; }
  .nav-close {
    display: inline-flex; align-items: center; justify-content: center;
    position: absolute; top: 16px; right: 12px; width: 38px; height: 38px;
    border-radius: 50%; background: var(--surface-2); color: var(--ink); font-size: 1.4rem; line-height: 1;
  }
  .grid-side { grid-template-columns: minmax(0, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-inner { grid-template-columns: minmax(0, 1fr); }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-visual { min-height: 400px; margin-top: 12px; }
  .float-card { right: 8%; }
  .float-card.two { left: 6%; }
}
@media (max-width: 680px) {
  .grid-2, .grid-3, .grid-4, .vgrid, .vgrid.cols-3, .dl-steps, .stats { grid-template-columns: minmax(0, 1fr); }
  .grid-3.keep-2, .vgrid.keep-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .btn-group .btn { flex: 1 1 100%; }
  .btn-group.keep-row .btn { flex: 0 1 auto; }
  .section-head { margin-bottom: 28px; }
  .hero { padding-block: 48px 64px; }
  .hero-meta { gap: 16px; }
  .hero-meta strong { font-size: 1.2rem; }
  .phone { width: 220px; }
  .float-card { animation: none; transform: scale(.82); transform-origin: right center; right: 2px; top: 8%; width: 156px; }
  .float-card.two { display: none; }
  .article-row { grid-template-columns: 110px minmax(0, 1fr); gap: 14px; }
  .article-row img { width: 110px; height: 78px; }
  .topic-row { grid-template-columns: 46px minmax(0, 1fr); gap: 12px; }
  .topic-row img { width: 46px; height: 46px; }
  .topic-stat { grid-column: 2; text-align: left; }
  .rank-item { grid-template-columns: 24px 70px minmax(0, 1fr); }
  .rank-end { grid-column: 2 / -1; text-align: right; }
  .card { padding: 22px; }
  .foot-grid { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .foot-bottom { flex-direction: column; }
  .modal-box { padding: 24px 20px; }
  .thumb { aspect-ratio: 3 / 4; }
}
@media (max-width: 420px) {
  .hero-copy h1 { font-size: 2.02rem; }
  .vgrid.keep-2, .grid-3.keep-2 { gap: 12px; }
  .vbody { padding: 12px 12px 14px; }
  .vbody h3 { font-size: .88rem; }
  .phone { width: 196px; }
  .float-card { transform: scale(.74); }
  .float-card.two { transform: scale(.74); }
  .article-row { grid-template-columns: minmax(0, 1fr); }
  .article-row img { width: 100%; height: 150px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js-ready [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* 23 · 内页附加组件 -------------------------------------- */
.player-shell { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 26px; align-items: start; }
.player-main { background: var(--brand-900); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-3); }
.player-stage { position: relative; aspect-ratio: 9 / 14; max-height: 560px; background: #060B20; }
.player-stage > img { width: 100%; height: 100%; object-fit: cover; }
.player-stage::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6,10,30,.18), transparent 40%, rgba(6,10,30,.72)); }
.player-center { position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%, -50%); text-align: center; color: #fff; }
.player-center .pc-btn { width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 14px; display: grid; place-items: center; background: rgba(255,255,255,.18); border: 2px solid rgba(255,255,255,.85); color: #fff; font-size: 1.6rem; }
.player-center p { font-size: .82rem; color: #C6CFEC; margin: 0; }
.player-bar { position: relative; z-index: 2; padding: 14px 18px 18px; color: #fff; }
.player-bar .pb-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: .82rem; color: #B7C2E8; }
.player-bar .pb-track { height: 4px; border-radius: 4px; background: rgba(255,255,255,.22); margin: 12px 0 14px; overflow: hidden; }
.player-bar .pb-track i { display: block; height: 100%; width: 36%; background: var(--cyan); }
.player-bar h2 { color: #fff; font-size: 1.18rem; margin: 0 0 2px; }
.ep-list { display: grid; gap: 8px; max-height: 430px; overflow-y: auto; padding-right: 4px; }
.ep-item { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: var(--r-sm); background: var(--surface); border: 1px solid transparent; }
.ep-item:hover { background: var(--brand-50); }
.ep-item.is-on { background: var(--brand-50); border-color: var(--brand-300); }
.ep-no { width: 34px; height: 34px; flex: none; border-radius: 9px; background: #fff; color: var(--brand); display: grid; place-items: center; font-weight: 800; font-size: .82rem; }
.ep-item.is-on .ep-no { background: var(--brand); color: #fff; }
.ep-item h4 { margin: 0; font-size: .86rem; }
.ep-item span { font-size: .72rem; color: var(--muted-2); }
.toc { position: sticky; top: calc(var(--head-h) + 20px); }
.toc a { display: block; padding: 8px 12px; font-size: .86rem; color: var(--muted); border-left: 2px solid var(--line); }
.toc a:hover, .toc a.is-on { color: var(--brand); border-left-color: var(--brand); background: var(--brand-50); }
.note-box { background: var(--brand-50); border: 1px solid #DDE2FF; border-radius: var(--r-md); padding: 20px 22px; }
.note-box h3 { margin-bottom: 8px; }
.note-box p { font-size: .9rem; color: var(--ink-2); margin: 0; }
.comment { display: flex; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.comment:last-child { border-bottom: 0; }
.comment img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; flex: none; }
.comment-body { flex: 1; min-width: 0; }
.comment-body strong { font-size: .86rem; color: var(--ink); }
.comment-body time { font-size: .74rem; color: var(--muted-2); margin-left: 8px; }
.comment-body p { font-size: .89rem; margin: 4px 0 8px; }
.comment-acts { display: flex; gap: 14px; font-size: .78rem; color: var(--muted); }
.comment-acts a:hover { color: var(--brand); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 7px 14px; border-radius: var(--r-full); font-size: .82rem; font-weight: 650; color: var(--muted); background: var(--surface-2); }
.chip.is-on { background: var(--brand); color: #fff; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.hero-tags span { font-size: .76rem; color: #C6CFEC; border: 1px solid rgba(255,255,255,.20); padding: 5px 12px; border-radius: var(--r-full); }
.kpi-inline { display: flex; flex-wrap: wrap; gap: 10px 26px; padding-top: 18px; margin-top: 18px; border-top: 1px solid var(--line); }
.kpi-inline div { font-size: .82rem; color: var(--muted); }
.kpi-inline strong { color: var(--ink); font-size: 1.05rem; display: block; }

@media (max-width: 960px) {
  .player-shell { grid-template-columns: minmax(0, 1fr); }
  .ep-list { max-height: 300px; }
  .toc { position: static; }
}
@media (max-width: 680px) {
  .player-stage { aspect-ratio: 9 / 13; }
  .kpi-inline { gap: 10px 18px; }
}