@charset "UTF-8";
/* ==========================================================================
   白料社官网 · 设计系统
   Baoliaoshe — "料镜观察" Design System
   01 设计变量 / 02 基础重置 / 03 布局工具 / 04 文字与标题 / 05 按钮
   06 头部导航 / 07 卡片 / 08 Hero / 09 跑马灯 / 10 视频卡 / 11 榜单
   12 话题与文章列表 / 13 数据与特性 / 14 评价 / 15 CTA与下载 / 16 FAQ
   17 提示条与弹层 / 18 页脚 / 19 内页页头 / 20 分页 / 21 滚动动画
   22 响应式 / 23 附加组件
   ========================================================================== */

/* 01 ------------------------------------------------------------ 设计变量 */
:root{
  /* 中性色（8 档） */
  --ink:#14161f;
  --ink-2:#3d4152;
  --ink-3:#6b7186;
  --ink-4:#9aa0b4;
  --line:#e7e9f2;
  --bg:#ffffff;
  --bg-alt:#f6f7fc;
  --bg-soft:#eef1fa;

  /* 品牌色 3 档 */
  --brand:#ff6a3d;
  --brand-600:#ee4f20;
  --brand-100:#ffeee7;

  /* 点缀色 4 个 */
  --grape:#6c5ce7;
  --mint:#12b886;
  --sun:#ffc23c;
  --sky:#2e9bff;

  /* 语义色浅底 */
  --grape-100:#eeecff;
  --mint-100:#e2f7ef;
  --sun-100:#fff5db;
  --sky-100:#e6f2ff;

  /* 渐变（3 组以上） */
  --g-heat:linear-gradient(135deg,#ff9a6a 0%,#ff6a3d 52%,#ee4f20 100%);
  --g-deep:linear-gradient(135deg,#8b7bf3 0%,#6c5ce7 55%,#513fd1 100%);
  --g-fresh:linear-gradient(135deg,#43dfae 0%,#12b886 100%);
  --g-cool:linear-gradient(135deg,#63bdff 0%,#2e7bff 100%);
  --g-warm:linear-gradient(135deg,#ffd76a 0%,#ffab1f 100%);
  --g-ink:linear-gradient(150deg,#262a3d 0%,#14161f 60%,#0d0f18 100%);
  --g-dawn:linear-gradient(135deg,#ffb0a0 0%,#c9a7ff 55%,#7fd7ff 100%);

  /* 圆角 6 档 */
  --r-xs:8px; --r-sm:12px; --r-md:16px; --r-lg:20px; --r-xl:28px; --r-full:999px;

  /* 阴影 5 档 */
  --sh-xs:0 1px 2px rgba(20,22,31,.05);
  --sh-sm:0 2px 8px rgba(20,22,31,.06);
  --sh-md:0 10px 26px -12px rgba(20,22,31,.16);
  --sh-lg:0 24px 54px -22px rgba(20,22,31,.24);
  --sh-brand:0 16px 34px -14px rgba(255,106,61,.55);

  /* 排版 */
  --font:"Outfit","Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --fs-display:clamp(2.35rem,1.35rem + 3.9vw,4.6rem);
  --fs-h1:clamp(2rem,1.25rem + 3vw,3.4rem);
  --fs-h2:clamp(1.6rem,1.16rem + 1.7vw,2.5rem);
  --fs-h3:clamp(1.2rem,1.02rem + .68vw,1.6rem);
  --fs-h4:clamp(1.05rem,0.98rem + .3vw,1.2rem);
  --fs-lead:clamp(1rem,.95rem + .45vw,1.22rem);
  --fs-body:1rem;
  --fs-sm:.9rem;
  --fs-xs:.8rem;
  --lh-tight:1.12;
  --lh-snug:1.32;
  --lh-body:1.78;

  /* 布局 */
  --container:1200px;
  --gutter:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  /* 封面纹样 */
  --p-dots:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18'%3E%3Ccircle cx='2.6' cy='2.6' r='1.35' fill='%23ffffff' opacity='.42'/%3E%3C/svg%3E");
  --p-grid:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22'%3E%3Cpath d='M22 0H0v22' fill='none' stroke='%23ffffff' stroke-opacity='.3' stroke-width='1'/%3E%3C/svg%3E");
  --p-rings:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.32'%3E%3Ccircle cx='30' cy='30' r='9'/%3E%3Ccircle cx='30' cy='30' r='19'/%3E%3Ccircle cx='30' cy='30' r='29'/%3E%3C/g%3E%3C/svg%3E");
  --p-wave:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='20'%3E%3Cpath d='M0 15c6-9 14-9 20 0s14 9 20 0' fill='none' stroke='%23ffffff' stroke-opacity='.34' stroke-width='1.6'/%3E%3C/svg%3E");
  --p-diag:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14'%3E%3Cpath d='M-3 3L3-3M4 14L14 4M11 17l6-6' fill='none' stroke='%23ffffff' stroke-opacity='.32' stroke-width='1.5'/%3E%3C/svg%3E");
  --p-cross:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20'%3E%3Cpath d='M10 5v10M5 10h10' fill='none' stroke='%23ffffff' stroke-opacity='.3' stroke-width='1.5'/%3E%3C/svg%3E");
}

/* 02 ---------------------------------------------------------- 基础重置 */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:var(--fs-body);line-height:var(--lh-body);
  color:var(--ink-2);background:var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img,svg,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-600)}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid rgba(108,92,231,.5);outline-offset:2px;border-radius:6px}
::selection{background:var(--sun);color:var(--ink)}
.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}
.skip-link{position:absolute;left:50%;top:-60px;transform:translateX(-50%);z-index:200;background:var(--ink);color:#fff;padding:10px 20px;border-radius:0 0 var(--r-sm) var(--r-sm)}
.skip-link:focus{top:0;color:#fff}

/* 03 ---------------------------------------------------------- 布局工具 */
.container{width:min(var(--container),100% - var(--gutter)*2);margin-inline:auto}
.container-narrow{width:min(860px,100% - var(--gutter)*2);margin-inline:auto}
.section{padding:clamp(56px,7vw,104px) 0}
.section-sm{padding:clamp(40px,5vw,64px) 0}
.bg-alt{background:var(--bg-alt)}
.bg-soft{background:var(--bg-soft)}
.grid{display:grid;gap:clamp(18px,2.4vw,28px)}
.g-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-side{grid-template-columns:1.55fr .95fr}
.g-side-r{grid-template-columns:.95fr 1.55fr}
.flex{display:flex}
.items-center{align-items:center}
.justify-between{justify-content:space-between}
.wrap{flex-wrap:wrap}
.gap-sm{gap:10px}.gap{gap:18px}.gap-lg{gap:30px}
.text-center{text-align:center}
.mt-0{margin-top:0}.mt-sm{margin-top:12px}.mt{margin-top:24px}.mt-lg{margin-top:44px}
.mb-0{margin-bottom:0}.mb-sm{margin-bottom:12px}.mb{margin-bottom:24px}
.muted{color:var(--ink-3)}
hr.sep{border:0;height:1px;background:var(--line);margin:clamp(32px,4vw,56px) 0}

/* 04 -------------------------------------------------------- 文字与标题 */
h1,h2,h3,h4,h5{color:var(--ink);line-height:var(--lh-snug);margin:0;font-weight:800;letter-spacing:-.015em}
h1{font-size:var(--fs-h1);line-height:var(--lh-tight);letter-spacing:-.03em}
h2{font-size:var(--fs-h2);letter-spacing:-.025em}
h3{font-size:var(--fs-h3)}
h4{font-size:var(--fs-h4)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
.lead{font-size:var(--fs-lead);line-height:1.68;color:var(--ink-2)}
.display{font-size:var(--fs-display);font-weight:850;line-height:1.05;letter-spacing:-.04em;color:var(--ink)}
.hl{position:relative;z-index:0;white-space:nowrap}
.hl::after{content:"";position:absolute;left:-2px;right:-2px;bottom:.08em;height:.36em;background:var(--sun);border-radius:var(--r-full);z-index:-1;transform:rotate(-.7deg)}
.hl-g::after{background:linear-gradient(90deg,#b8f5e2,#7ee9c9)}
.hl-p::after{background:linear-gradient(90deg,#ddd8ff,#c3b9ff)}
.grad-text{background:var(--g-heat);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-600)}
.section-head{max-width:720px;margin-bottom:clamp(26px,3.4vw,44px)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head p{margin:14px 0 0;color:var(--ink-3);font-size:var(--fs-lead);line-height:1.66}

/* 05 ---------------------------------------------------------------- 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--r-full);font-weight:800;font-size:var(--fs-sm);
  line-height:1.2;white-space:nowrap;border:1.5px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn svg{flex:0 0 auto}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--g-heat);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{color:#fff;box-shadow:0 20px 40px -14px rgba(255,106,61,.68)}
.btn-dark{background:var(--ink);color:#fff;box-shadow:var(--sh-md)}
.btn-dark:hover{color:#fff;background:#22253a}
.btn-grape{background:var(--g-deep);color:#fff;box-shadow:0 16px 34px -14px rgba(108,92,231,.6)}
.btn-grape:hover{color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--sh-xs)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-600)}
.btn-quiet{background:var(--bg-soft);color:var(--ink-2)}
.btn-quiet:hover{background:#e3e8f7;color:var(--ink)}
.btn-sm{padding:9px 16px;font-size:var(--fs-xs)}
.btn-lg{padding:16px 32px;font-size:1rem}
.btn-block{width:100%}
.btn-group{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn-group.center{justify-content:center}
.link-more{display:inline-flex;align-items:center;gap:7px;font-weight:800;font-size:var(--fs-sm);color:var(--brand-600)}
.link-more svg{transition:transform .24s var(--ease)}
.link-more:hover svg{transform:translateX(4px)}

/* 06 ------------------------------------------------------------ 头部导航 */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:var(--fs-xs)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px}
.topbar-live{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:#fff}
.dot-live{width:7px;height:7px;border-radius:50%;background:#4ade9a;box-shadow:0 0 0 0 rgba(74,222,154,.7);animation:pulse 2.1s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(74,222,154,0)}100%{box-shadow:0 0 0 0 rgba(74,222,154,0)}}
.topbar-note{display:flex;align-items:center;gap:14px}
.topbar a:hover{color:var(--sun)}

.site-head{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);transition:box-shadow .28s var(--ease),background .28s var(--ease)}
.site-head.is-stuck{box-shadow:0 10px 30px -20px rgba(20,22,31,.5)}
.site-head .container{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:900;color:var(--ink);font-size:1.16rem;letter-spacing:-.02em}
.brand:hover{color:var(--ink)}
.brand-mark{width:40px;height:40px;border-radius:13px;background:var(--g-heat);display:grid;place-items:center;box-shadow:var(--sh-brand);flex:0 0 auto}
.brand-mark svg{width:23px;height:23px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text small{font-size:.62rem;font-weight:700;letter-spacing:.18em;color:var(--ink-4);text-transform:uppercase}
.nav{margin-left:auto}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-link{position:relative;display:block;padding:9px 15px;border-radius:var(--r-full);font-weight:700;font-size:var(--fs-sm);color:var(--ink-2)}
.nav-link:hover{background:var(--bg-alt);color:var(--ink)}
.nav-link.is-active{color:var(--brand-600);background:var(--brand-100)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1.5px solid var(--line);background:#fff;place-items:center}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:19px;height:2px;background:var(--ink);border-radius:2px}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.drawer-scrim{position:fixed;inset:0;background:rgba(20,22,31,.42);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;z-index:80}
.drawer-scrim.is-open{opacity:1;visibility:visible}
.drawer-close{display:none;position:absolute;top:16px;right:16px;width:42px;height:42px;border-radius:var(--r-sm);background:var(--bg-alt);color:var(--ink-2);place-items:center}
.drawer-close:hover{background:var(--brand-100);color:var(--brand-600)}
.nav-drawer-extra{display:none}

/* 07 ---------------------------------------------------------------- 卡片 */
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(18px,2.2vw,26px);box-shadow:var(--sh-xs);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.card-hover:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:#dfe3f0}
.card-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.icon-box{width:46px;height:46px;border-radius:var(--r-sm);display:grid;place-items:center;flex:0 0 auto;background:var(--brand-100);color:var(--brand-600)}
.icon-box svg{width:23px;height:23px}
.icon-box.grape{background:var(--grape-100);color:var(--grape)}
.icon-box.mint{background:var(--mint-100);color:var(--mint)}
.icon-box.sun{background:var(--sun-100);color:#c98a00}
.icon-box.sky{background:var(--sky-100);color:#1a7ae0}
.card h3{margin-bottom:8px}
.card p{color:var(--ink-3);font-size:var(--fs-sm);line-height:1.7}
.cat-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-xs);transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease)}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--sh-md);color:inherit;border-color:#dfe3f0}
.cat-card .cc-head{display:flex;align-items:flex-end;aspect-ratio:16/9;padding:16px}
.cat-card .cc-head b{position:relative;z-index:2;color:#fff;font-size:1.2rem;font-weight:900;letter-spacing:-.01em}
.cat-card .cc-body{display:block;padding:17px 19px 21px}
.cat-card .cc-body p{margin:0 0 14px;font-size:var(--fs-sm);color:var(--ink-3);line-height:1.7}

/* 标签 / 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:var(--r-full);font-size:var(--fs-xs);font-weight:800;line-height:1.35;background:var(--bg-soft);color:var(--ink-2)}
.badge-brand{background:var(--brand-100);color:var(--brand-600)}
.badge-mint{background:var(--mint-100);color:#0a8f6a}
.badge-grape{background:var(--grape-100);color:#5142c9}
.badge-sun{background:var(--sun-100);color:#a97400}
.badge-sky{background:var(--sky-100);color:#1a7ae0}
.badge-ink{background:var(--ink);color:#fff}
.badge-outline{background:#fff;border:1.5px solid var(--line)}
.badge-lg{padding:7px 15px;font-size:var(--fs-sm)}
.chip-row{display:flex;flex-wrap:wrap;gap:9px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:var(--r-full);background:#fff;border:1.5px solid var(--line);font-size:var(--fs-sm);font-weight:700;color:var(--ink-2);transition:all .22s var(--ease)}
.chip:hover{border-color:var(--brand);color:var(--brand-600);transform:translateY(-2px)}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.chip .n{font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}
.chip.is-on .n{color:rgba(255,255,255,.6)}
.tag{display:inline-block;padding:4px 10px;border-radius:var(--r-xs);background:var(--bg-soft);color:var(--ink-3);font-size:var(--fs-xs);font-weight:700}
.sticker{
  display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--r-full);
  background:#fff;box-shadow:var(--sh-md);font-size:var(--fs-xs);font-weight:800;color:var(--ink);
  border:1.5px solid var(--line);
}

/* 封面（纯 CSS 渐变 + SVG 纹样，无外链图片） */
.art{position:relative;overflow:hidden;background:var(--bg-soft);isolation:isolate}
.art::before{content:"";position:absolute;inset:0;background-image:var(--art-g,var(--g-heat));z-index:0}
.art::after{content:"";position:absolute;inset:0;background-image:var(--art-p,var(--p-dots));background-size:auto;opacity:.9;z-index:1;mix-blend-mode:soft-light}
.art>*{position:relative;z-index:2}
.art-1{--art-g:var(--g-heat);--art-p:var(--p-dots)}
.art-2{--art-g:var(--g-deep);--art-p:var(--p-rings)}
.art-3{--art-g:var(--g-cool);--art-p:var(--p-grid)}
.art-4{--art-g:var(--g-fresh);--art-p:var(--p-wave)}
.art-5{--art-g:var(--g-warm);--art-p:var(--p-diag)}
.art-6{--art-g:var(--g-dawn);--art-p:var(--p-cross)}
.art-7{--art-g:linear-gradient(135deg,#ff8fa3,#e8455f);--art-p:var(--p-rings)}
.art-8{--art-g:linear-gradient(135deg,#5ed3e8,#1f8fb5);--art-p:var(--p-dots)}
.art-9{--art-g:linear-gradient(135deg,#a7e06a,#4fae2f);--art-p:var(--p-grid)}
.art-10{--art-g:linear-gradient(135deg,#ffb36b,#ff7a29);--art-p:var(--p-wave)}
.art-11{--art-g:linear-gradient(135deg,#b39dff,#6f4ce0);--art-p:var(--p-cross)}
.art-12{--art-g:linear-gradient(135deg,#7ee0c0,#189c8a);--art-p:var(--p-diag)}
.art-ink{--art-g:var(--g-ink);--art-p:var(--p-rings)}

/* 08 ----------------------------------------------------------------- Hero */
.hero{position:relative;overflow:hidden;padding:clamp(46px,6vw,96px) 0 clamp(52px,6vw,88px);background:
  radial-gradient(120% 90% at 8% 0%,#fff1ea 0%,rgba(255,255,255,0) 58%),
  radial-gradient(110% 90% at 96% 12%,#eeeaff 0%,rgba(255,255,255,0) 56%),
  linear-gradient(180deg,#fbfbff 0%,#ffffff 78%)}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(30px,4vw,58px);align-items:center}
.hero-copy{max-width:640px}
.hero .display{margin:20px 0 0}
.hero-sub{margin-top:20px;font-size:var(--fs-lead);line-height:1.7;color:var(--ink-3);max-width:560px}
.hero .btn-group{margin-top:30px}
.hero-mini{display:flex;flex-wrap:wrap;gap:12px 30px;margin-top:28px;padding-top:24px;border-top:1px dashed var(--line)}
.hero-mini div{display:flex;flex-direction:column;gap:2px}
.hero-mini b{font-size:1.42rem;color:var(--ink);font-weight:850;letter-spacing:-.02em;line-height:1.1}
.hero-mini span{font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}
.hero-art{position:relative;display:grid;place-items:center;min-height:420px}
.blob{position:absolute;border-radius:50%;filter:blur(46px);opacity:.55;z-index:0}
.blob-a{width:300px;height:300px;background:#ffc7b0;top:-8%;right:2%}
.blob-b{width:260px;height:260px;background:#c9c0ff;bottom:-4%;left:-2%}
.lens{
  position:relative;z-index:1;width:min(100%,400px);aspect-ratio:1/1;border-radius:50%;
  background:var(--g-ink);display:grid;place-items:center;box-shadow:var(--sh-lg);
}
.lens::before{content:"";position:absolute;inset:16px;border-radius:50%;border:1.5px dashed rgba(255,255,255,.24)}
.lens::after{content:"";position:absolute;inset:-14px;border-radius:50%;border:1.5px solid rgba(108,92,231,.22);animation:spin 26s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.lens-core{width:74%;aspect-ratio:1/1;border-radius:50%;background:radial-gradient(circle at 32% 26%,#fff 0%,#ffe7dc 42%,#ffb99e 100%);display:grid;place-items:center;box-shadow:inset 0 0 40px rgba(255,106,61,.28)}
.lens-core svg{width:44%;height:44%}
.float-card{
  position:absolute;z-index:3;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:11px 14px;box-shadow:var(--sh-md);display:flex;align-items:center;gap:10px;
  font-size:var(--fs-xs);font-weight:800;color:var(--ink);animation:floaty 5.6s ease-in-out infinite;
}
.float-card small{display:block;font-weight:700;color:var(--ink-4);font-size:.68rem}
.fc-1{top:6%;left:-2%}
.fc-2{bottom:16%;right:-4%;animation-delay:-1.8s}
.fc-3{bottom:2%;left:8%;animation-delay:-3.2s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-11px)}}
.sticker-tilt{transform:rotate(-4deg)}
.sticker-tilt-r{transform:rotate(3.5deg)}

/* 09 ------------------------------------------------------------- 跑马灯 */
.marquee{overflow:hidden;background:var(--ink);color:#fff;padding:15px 0;position:relative}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:90px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--ink),rgba(20,22,31,0))}
.marquee::after{right:0;background:linear-gradient(270deg,var(--ink),rgba(20,22,31,0))}
.marquee-track{display:flex;gap:38px;width:max-content;animation:marquee 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.marquee-item{display:inline-flex;align-items:center;gap:11px;font-weight:800;font-size:var(--fs-sm);white-space:nowrap;color:rgba(255,255,255,.86)}
.marquee-item svg{color:var(--sun);flex:0 0 auto}

/* 10 ------------------------------------------------------------- 视频卡 */
.video-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-xs);transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
button.thumb{display:block;width:100%;border:0;padding:0;text-align:left;cursor:pointer;background:var(--bg-soft)}
.thumb .badge{position:absolute}
.thumb-4x3{aspect-ratio:4/3}
.thumb-wide{aspect-ratio:16/7}
.thumb .badge{position:absolute;z-index:3}
.thumb .badge.tl{top:11px;left:11px}
.thumb .badge.tr{top:11px;right:11px}
.thumb .badge.bl{bottom:11px;left:11px}
.duration{position:absolute;right:11px;bottom:11px;z-index:3;background:rgba(20,22,31,.82);color:#fff;font-size:var(--fs-xs);font-weight:800;padding:3px 9px;border-radius:var(--r-xs);font-variant-numeric:tabular-nums}
.play-btn{
  position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);
  width:60px;height:60px;border-radius:50%;background:rgba(255,255,255,.94);display:grid;place-items:center;
  box-shadow:var(--sh-md);transition:transform .26s var(--ease),background .26s var(--ease);color:var(--brand-600);
}
.video-card:hover .play-btn,.thumb:hover .play-btn{transform:translate(-50%,-50%) scale(1.1);background:#fff}
.play-btn svg{width:22px;height:22px;margin-left:3px}
.video-body{padding:16px 17px 18px}
.video-body h3{font-size:1.03rem;line-height:1.42;margin-bottom:9px;letter-spacing:-.01em}
.video-meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:var(--fs-xs);color:var(--ink-4);font-weight:700;margin-top:11px}
.video-meta span{display:inline-flex;align-items:center;gap:5px}
.video-title-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 11 ---------------------------------------------------------------- 榜单 */
.rank-row{
  display:grid;grid-template-columns:56px minmax(0,1fr) 128px 118px 92px;gap:16px;align-items:center;
  padding:16px 18px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.rank-row:hover{transform:translateX(4px);box-shadow:var(--sh-sm);border-color:#dfe3f0}
.rank-list{display:flex;flex-direction:column;gap:10px}
.rank-no{font-size:1.5rem;font-weight:900;color:var(--ink-4);font-variant-numeric:tabular-nums;letter-spacing:-.03em;text-align:center;line-height:1}
.rank-row.top1 .rank-no{color:#e8455f}
.rank-row.top2 .rank-no{color:#ff7a29}
.rank-row.top3 .rank-no{color:#c98a00}
.rank-main{min-width:0}
.rank-main b{display:block;color:var(--ink);font-weight:800;font-size:.99rem;line-height:1.45;margin-bottom:5px}
.rank-main .sub{font-size:var(--fs-xs);color:var(--ink-4);font-weight:700;display:flex;flex-wrap:wrap;gap:5px 12px}
.heat{min-width:0}
.heat-val{font-size:var(--fs-xs);font-weight:800;color:var(--ink-2);margin-bottom:6px;font-variant-numeric:tabular-nums}
.heat-bar{height:7px;background:var(--bg-soft);border-radius:var(--r-full);overflow:hidden}
.heat-bar>i{display:block;height:100%;border-radius:var(--r-full);background:var(--g-heat)}
.heat-bar.cool>i{background:var(--g-cool)}
.heat-bar.deep>i{background:var(--g-deep)}
.trend{display:inline-flex;align-items:center;gap:5px;font-size:var(--fs-xs);font-weight:800;padding:5px 10px;border-radius:var(--r-full);justify-self:start}
.trend.up{background:var(--brand-100);color:var(--brand-600)}
.trend.flat{background:var(--bg-soft);color:var(--ink-3)}
.trend.new{background:var(--mint-100);color:#0a8f6a}
.rank-row .row-act{justify-self:end}
.rank-head{display:grid;grid-template-columns:56px minmax(0,1fr) 128px 118px 92px;gap:16px;padding:0 18px 10px;font-size:var(--fs-xs);font-weight:800;color:var(--ink-4);letter-spacing:.06em}
.rank-card{display:flex;gap:14px;padding:15px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.rank-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.rank-card .rk{font-size:1.05rem;font-weight:900;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:var(--bg-soft);color:var(--ink-2);flex:0 0 auto;font-variant-numeric:tabular-nums}
.rank-card:nth-child(1) .rk{background:var(--brand-100);color:var(--brand-600)}
.rank-card:nth-child(2) .rk{background:var(--sun-100);color:#a97400}
.rank-card:nth-child(3) .rk{background:var(--sky-100);color:#1a7ae0}
.rank-card .rc-b{min-width:0}
.rank-card h4{font-size:.99rem;line-height:1.46;margin-bottom:7px}

/* 12 ------------------------------------------------------ 话题与文章列表 */
.topic-card{position:relative;display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-xs);transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);color:inherit}
.topic-card .hash{font-weight:900;color:var(--brand-600);font-size:.8rem;letter-spacing:.02em}
.topic-card h3{font-size:1.08rem;margin:8px 0 9px;line-height:1.45}
.topic-card .stat-row{display:flex;gap:18px;margin-top:15px;padding-top:14px;border-top:1px dashed var(--line)}
.topic-card .stat-row div{display:flex;flex-direction:column;gap:1px}
.topic-card .stat-row b{font-size:1.02rem;color:var(--ink);font-weight:850;letter-spacing:-.01em}
.topic-card .stat-row span{font-size:.7rem;color:var(--ink-4);font-weight:700}
.art-list{display:flex;flex-direction:column;gap:4px}
.art-row{display:grid;grid-template-columns:150px minmax(0,1fr) 118px;gap:20px;align-items:center;padding:18px;border-radius:var(--r-md);transition:background .22s var(--ease)}
.art-row+.art-row{border-top:1px solid var(--line)}
.art-row:hover{background:var(--bg-alt)}
.art-row .ar-thumb{aspect-ratio:4/3;border-radius:var(--r-sm);overflow:hidden;position:relative}
.art-row h3{font-size:1.06rem;line-height:1.45;margin:7px 0 9px}
.art-row p{font-size:var(--fs-sm);color:var(--ink-3);line-height:1.65;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.art-row .ar-meta{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}
.art-row .ar-side{display:flex;flex-direction:column;align-items:flex-end;gap:9px;text-align:right}

/* 13 ---------------------------------------------------------- 数据与特性 */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,2vw,22px)}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(18px,2.2vw,26px);box-shadow:var(--sh-xs)}
.stat b{display:block;font-size:clamp(1.9rem,1.2rem + 2.1vw,2.7rem);font-weight:900;letter-spacing:-.035em;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums}
.stat b em{font-style:normal;font-size:.5em;font-weight:800;color:var(--brand-600);margin-left:2px}
.stat span{display:block;margin-top:10px;font-size:var(--fs-sm);font-weight:700;color:var(--ink-3)}
.stat small{display:block;margin-top:5px;font-size:var(--fs-xs);color:var(--ink-4)}
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,24px);counter-reset:st}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px 24px;box-shadow:var(--sh-xs)}
.step::before{counter-increment:st;content:"0" counter(st);position:absolute;top:-14px;left:20px;background:var(--g-ink);color:#fff;font-weight:900;font-size:var(--fs-xs);padding:6px 12px;border-radius:var(--r-full);letter-spacing:.08em}
.step h4{margin:6px 0 10px}
.step p{font-size:var(--fs-sm);color:var(--ink-3);line-height:1.7;margin:0}
.matrix{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,1.8vw,20px)}
.matrix-item{display:flex;gap:13px;padding:18px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line)}
.matrix-item .icon-box{width:40px;height:40px;border-radius:12px}
.matrix-item .icon-box svg{width:20px;height:20px}
.matrix-item h4{font-size:.97rem;margin-bottom:5px}
.matrix-item p{font-size:var(--fs-xs);color:var(--ink-3);margin:0;line-height:1.65}

/* 14 ---------------------------------------------------------------- 评价 */
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,2.4vw,28px);box-shadow:var(--sh-xs);display:flex;flex-direction:column;height:100%}
.quote-card .stars{display:flex;gap:3px;color:var(--sun);margin-bottom:14px}
.quote-card blockquote{margin:0;font-size:.99rem;line-height:1.78;color:var(--ink-2);flex:1}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#fff;font-size:.95rem;flex:0 0 auto}
.quote-who b{display:block;color:var(--ink);font-size:var(--fs-sm)}
.quote-who span{display:block;font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}

/* 15 --------------------------------------------------------- CTA 与下载 */
.cta-band{position:relative;overflow:hidden;background:var(--g-ink);color:#fff;border-radius:var(--r-xl);padding:clamp(34px,4.6vw,62px);isolation:isolate}
.cta-band::before{content:"";position:absolute;inset:0;background-image:var(--p-rings);opacity:.16;z-index:0}
.cta-band::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,61,.5),transparent 68%);top:-160px;right:-120px;z-index:0}
.cta-band>*{position:relative;z-index:1}
.cta-band h1,.cta-band h2,.cta-band h3,.cta-band h4{color:#fff}
.cta-band p{color:rgba(255,255,255,.76)}
.cta-band .eyebrow{color:var(--sun)}
.subscribe{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;max-width:520px}
.subscribe input{
  flex:1 1 220px;min-width:0;padding:15px 20px;border-radius:var(--r-full);border:1.5px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.1);color:#fff;font-size:var(--fs-sm);
}
.subscribe input::placeholder{color:rgba(255,255,255,.56)}
.subscribe input:focus{outline:none;border-color:var(--sun);background:rgba(255,255,255,.16)}
.form-note{margin-top:12px;font-size:var(--fs-xs);color:rgba(255,255,255,.6)}
.phone-wrap{position:relative;display:grid;place-items:center;min-height:380px}
.phone{
  position:relative;width:236px;height:472px;border-radius:38px;background:var(--g-ink);
  padding:11px;box-shadow:0 40px 70px -34px rgba(20,22,31,.62);
}
.phone::before{content:"";position:absolute;top:11px;left:50%;transform:translateX(-50%);width:76px;height:19px;background:#0d0f18;border-radius:0 0 14px 14px;z-index:4}
.phone-screen{width:100%;height:100%;border-radius:29px;background:linear-gradient(180deg,#ffffff,#f4f5fc);overflow:hidden;padding:34px 15px 15px;display:flex;flex-direction:column;gap:11px}
.mini-bar{display:flex;align-items:center;justify-content:space-between;font-size:.62rem;font-weight:800;color:var(--ink-3)}
.p-row{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px}
.p-row .p-thumb{width:44px;height:44px;border-radius:11px;flex:0 0 auto;overflow:hidden;position:relative}
.p-row b{font-size:.66rem;line-height:1.35;color:var(--ink);display:block}
.p-row span{font-size:.58rem;color:var(--ink-4);font-weight:700}
.phone-float{position:absolute;z-index:5;animation:floaty 6s ease-in-out infinite}
.pf-1{top:8%;left:0}
.pf-2{bottom:12%;right:-2%;animation-delay:-2.6s}
.dl-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,56px);align-items:center}
.qr-box{display:flex;align-items:center;gap:18px;background:#fff;border:1.5px solid var(--line);border-radius:var(--r-lg);padding:18px;box-shadow:var(--sh-sm);margin-top:26px;max-width:400px}
.qr{width:104px;height:104px;border-radius:var(--r-sm);background:#fff;border:1px solid var(--line);display:grid;place-items:center;flex:0 0 auto}
.qr-box b{display:block;color:var(--ink);font-size:var(--fs-sm);margin-bottom:5px}
.qr-box p{font-size:var(--fs-xs);color:var(--ink-4);margin:0;line-height:1.6}

/* 16 ----------------------------------------------------------------- FAQ */
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease)}
.faq-item.is-open{border-color:#d6dced;box-shadow:var(--sh-sm)}
.faq-q{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:19px 21px;font-weight:800;color:var(--ink);font-size:1rem;line-height:1.5}
.faq-q .plus{width:26px;height:26px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;flex:0 0 auto;margin-left:auto;transition:transform .3s var(--ease),background .3s var(--ease);color:var(--ink-2)}
.faq-item.is-open .faq-q .plus{transform:rotate(45deg);background:var(--brand-100);color:var(--brand-600)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a-inner{padding:0 21px 21px;color:var(--ink-3);font-size:var(--fs-sm);line-height:1.8}
.faq-a-inner p{margin:0 0 .8em}
.faq-a-inner p:last-child{margin-bottom:0}

/* 17 ----------------------------------------------------------- 提示条/弹层 */
.notice{display:flex;gap:14px;align-items:flex-start;padding:17px 20px;border-radius:var(--r-md);background:var(--sun-100);border:1px solid #ffe3a3;font-size:var(--fs-sm);color:#7a5a00;line-height:1.7}
.notice svg{flex:0 0 auto;margin-top:2px;color:#b98400}
.notice-info{background:var(--sky-100);border-color:#cfe4ff;color:#15558f}
.notice-info svg{color:#1a7ae0}
.notice b{color:inherit}
.modal{position:fixed;inset:0;z-index:120;display:none;place-items:center;padding:20px}
.modal.is-open{display:grid}
.modal-bg{position:absolute;inset:0;background:rgba(13,15,24,.72);backdrop-filter:blur(4px)}
.modal-box{position:relative;width:min(880px,100%);background:#fff;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-lg)}
.modal-close{position:absolute;top:12px;right:12px;z-index:5;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.94);color:var(--ink);display:grid;place-items:center;box-shadow:var(--sh-sm)}
.modal-close:hover{background:#fff;color:var(--brand-600)}
.modal-stage{aspect-ratio:16/9;position:relative;display:grid;place-items:center;color:#fff;text-align:center;padding:24px}
.modal-stage h3{color:#fff;margin-bottom:10px}
.modal-stage p{color:rgba(255,255,255,.82);font-size:var(--fs-sm);max-width:460px}
.modal-foot{padding:18px 22px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;background:#fff}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);z-index:140;background:var(--ink);color:#fff;padding:13px 22px;border-radius:var(--r-full);font-size:var(--fs-sm);font-weight:700;box-shadow:var(--sh-lg);opacity:0;visibility:hidden;transition:all .3s var(--ease)}
.toast.is-on{opacity:1;visibility:visible;transform:translate(-50%,0)}
.to-top{position:fixed;right:22px;bottom:24px;z-index:70;width:46px;height:46px;border-radius:50%;background:#fff;border:1.5px solid var(--line);color:var(--ink-2);display:grid;place-items:center;box-shadow:var(--sh-md);opacity:0;visibility:hidden;transition:all .3s var(--ease)}
.to-top.is-on{opacity:1;visibility:visible}
.to-top:hover{color:var(--brand-600);border-color:var(--brand)}

/* 18 ---------------------------------------------------------------- 页脚 */
.site-foot{background:var(--g-ink);color:rgba(255,255,255,.7);padding:clamp(46px,5.6vw,76px) 0 28px;margin-top:0}
.site-foot a{color:rgba(255,255,255,.7)}
.site-foot a:hover{color:var(--sun)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:clamp(24px,3.4vw,48px)}
.foot-brand .brand{color:#fff}
.foot-brand .brand-text small{color:rgba(255,255,255,.5)}
.foot-brand p{margin:18px 0 0;font-size:var(--fs-sm);line-height:1.78;color:rgba(255,255,255,.6);max-width:330px}
.foot-social{display:flex;gap:10px;margin-top:20px}
.foot-social a{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.09);display:grid;place-items:center;color:#fff;transition:all .24s var(--ease)}
.foot-social a:hover{background:var(--brand);color:#fff;transform:translateY(-3px)}
.foot-col h4{color:#fff;font-size:.92rem;margin-bottom:16px;letter-spacing:.01em}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:var(--fs-sm)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}
.tag-cloud a{font-size:var(--fs-xs);font-weight:700;padding:6px 12px;border-radius:var(--r-full);background:rgba(255,255,255,.08);color:rgba(255,255,255,.72)}
.tag-cloud a:hover{background:var(--brand);color:#fff}
.foot-legal{margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center;justify-content:space-between;font-size:var(--fs-xs);color:rgba(255,255,255,.5)}
.foot-legal .disclaimer{max-width:760px;line-height:1.8}
.foot-legal nav{display:flex;flex-wrap:wrap;gap:16px}

/* 19 ------------------------------------------------------------ 内页页头 */
.page-head{position:relative;overflow:hidden;padding:clamp(38px,4.6vw,68px) 0 clamp(34px,4.2vw,58px);background:
  radial-gradient(90% 100% at 90% 0%,#eeeaff 0%,rgba(255,255,255,0) 60%),
  linear-gradient(180deg,#fbfbff,#ffffff)}
.page-head h1{max-width:900px}
.page-head .lead{margin-top:18px;max-width:760px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:700;color:var(--ink-4);margin-bottom:18px}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand-600)}
.crumb svg{opacity:.5}
.page-head-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:24px}

/* 20 ---------------------------------------------------------------- 分页 */
.filters{display:flex;flex-wrap:wrap;gap:9px;align-items:center}
.filters .lbl{font-size:var(--fs-xs);font-weight:800;color:var(--ink-4);margin-right:4px}
.page-nav{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:34px}
.page-nav a,.page-nav span{min-width:42px;height:42px;padding:0 13px;border-radius:var(--r-sm);display:grid;place-items:center;font-size:var(--fs-sm);font-weight:800;border:1.5px solid var(--line);background:#fff;color:var(--ink-2)}
.page-nav a:hover{border-color:var(--brand);color:var(--brand-600)}
.page-nav .is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.page-nav .is-off{opacity:.45}

/* 21 ------------------------------------------------------------ 滚动动画 */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
[data-reveal].is-in{opacity:1;transform:none}
[data-reveal-d="1"]{transition-delay:.09s}
[data-reveal-d="2"]{transition-delay:.18s}
[data-reveal-d="3"]{transition-delay:.27s}
[data-reveal-d="4"]{transition-delay:.36s}
[data-reveal-d="5"]{transition-delay:.45s}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  [data-reveal]{opacity:1!important;transform:none!important}
  .marquee-track{animation:none!important}
  .float-card,.phone-float,.lens::after,.dot-live{animation:none!important}
}

/* 22 -------------------------------------------------------------- 响应式 */
@media (max-width:1080px){
  .g-4,.stat-grid,.step-grid,.matrix{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g-side,.g-side-r,.dl-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .rank-row,.rank-head{grid-template-columns:52px minmax(0,1fr) 110px 96px}
  .rank-row .row-act,.rank-head .h-act{display:none}
}
@media (max-width:960px){
  :root{--gutter:18px}
  .nav-toggle{display:grid}
  .nav{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);margin:0;background:#fff;z-index:90;
       padding:78px 20px 28px;box-shadow:-20px 0 60px -30px rgba(20,22,31,.5);
       transform:translateX(102%);transition:transform .34s var(--ease);overflow-y:auto}
  .nav.is-open{transform:translateX(0)}
  .drawer-close{display:grid}
  .nav-links{flex-direction:column;align-items:stretch;gap:5px}
  .nav-link{padding:14px 16px;border-radius:var(--r-sm);font-size:1rem}
  .nav-drawer-extra{display:block!important;margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
  .nav-actions .btn-desk{display:none}
  .hero{padding-top:36px}
  .hero-grid{grid-template-columns:1fr}
  .hero-art{min-height:360px;order:2}
  .lens{width:min(100%,330px)}
  .fc-1{left:2%}.fc-2{right:0}
  .g-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .art-row{grid-template-columns:118px minmax(0,1fr);gap:16px}
  .art-row .ar-side{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:flex-start;text-align:left}
}
@media (max-width:680px){
  .topbar .container{gap:12px;min-height:0;padding:8px 0}
  .topbar-note span,.topbar-note a:first-of-type{display:none}
  .topbar-live{font-size:var(--fs-xs);line-height:1.5}
  .topbar-live span{white-space:nowrap}
  .g-2,.g-3,.g-4,.stat-grid,.step-grid,.matrix,.foot-grid{grid-template-columns:1fr}
  .rank-row,.rank-head{grid-template-columns:40px minmax(0,1fr);gap:12px;padding:14px}
  .rank-row .heat,.rank-row .trend,.rank-head .h-heat,.rank-head .h-trend{display:none}
  .rank-head{display:none}
  .btn-group .btn{flex:1 1 100%}
  .hero-mini{gap:14px 22px}
  .hero-mini div{flex:1 1 40%}
  .art-row{grid-template-columns:1fr;gap:14px}
  .art-row .ar-thumb{aspect-ratio:16/9}
  .cta-band{border-radius:var(--r-lg)}
  .phone{width:200px;height:400px}
  /* 窄屏先关掉常驻动画，否则 @keyframes 的 transform 会覆盖这里的缩放 */
  .phone-float{animation:none;transform:scale(.86)}
  .pf-1{left:0}.pf-2{right:0}
  .float-card{animation:none;transform:scale(.9)}
  .fc-1{left:0;top:2%}.fc-2{right:0}.fc-3{left:0}
  .marquee-track{gap:24px}
  .to-top{right:14px;bottom:16px}
  .foot-legal{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  .brand-text small{display:none}
  .lens{width:min(100%,260px)}
  .fc-3{display:none}
}

/* 23 -------------------------------------------------------------- 附加组件 */
[id]{scroll-margin-top:96px}
.anchor{display:block;height:1px;margin-top:-1px}
.page-head-dark{background:var(--g-ink);color:rgba(255,255,255,.78)}
.page-head-dark h1,.page-head-dark h2,.page-head-dark h3{color:#fff}
.page-head-dark .crumb,.page-head-dark .crumb a{color:rgba(255,255,255,.56)}
.page-head-dark .crumb a:hover{color:var(--sun)}
.page-head-dark .lead{color:rgba(255,255,255,.74)}
.method-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
.method{display:flex;gap:16px;padding:24px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-xs)}
.method .num{font-size:1.5rem;font-weight:900;color:var(--ink-4);line-height:1;flex:0 0 auto;font-variant-numeric:tabular-nums}
.method h4{margin-bottom:8px}
.method p{font-size:var(--fs-sm);color:var(--ink-3);margin:0;line-height:1.72}
.prose{max-width:760px}
.prose h2{margin:2em 0 .6em;font-size:clamp(1.35rem,1.1rem + 1vw,1.85rem)}
.prose h3{margin:1.7em 0 .5em}
.prose p{font-size:1.02rem;line-height:1.9;color:var(--ink-2)}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:0}
.prose li{position:relative;padding-left:26px;margin-bottom:11px;font-size:1.02rem;line-height:1.85;color:var(--ink-2)}
.prose li::before{content:"";position:absolute;left:6px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.prose ol{counter-reset:pr}
.prose ol li{counter-increment:pr;padding-left:32px}
.prose ol li::before{content:counter(pr);background:var(--ink);color:#fff;width:20px;height:20px;border-radius:50%;font-size:.68rem;font-weight:800;display:grid;place-items:center;top:.42em;left:0}
.prose blockquote{margin:1.6em 0;padding:20px 24px;border-left:4px solid var(--brand);background:var(--bg-alt);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-2);font-size:1.02rem;line-height:1.85}
.prose blockquote p:last-child{margin:0}
.toc{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-xs)}
.toc h4{margin-bottom:14px;font-size:.92rem;letter-spacing:.02em}
.toc li{margin-bottom:9px}
.toc a{font-size:var(--fs-sm);font-weight:700;color:var(--ink-3);display:block;padding-left:14px;border-left:2px solid var(--line)}
.toc a:hover{color:var(--brand-600);border-color:var(--brand)}
.trust-scale{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:var(--fs-xs);font-weight:700;color:var(--ink-4)}
.trust-scale .bar{display:flex;gap:3px}
.trust-scale .bar i{width:20px;height:7px;border-radius:2px;background:var(--bg-soft);display:block}
.trust-scale .bar i.on{background:var(--mint)}
.trust-scale .bar i.on.warn{background:var(--sun)}
.pl-list{display:flex;flex-direction:column;gap:2px}
.pl-row{display:flex;gap:13px;align-items:center;padding:11px;border-radius:var(--r-sm);cursor:pointer;transition:background .22s var(--ease);width:100%;text-align:left;border:0;background:transparent}
.pl-row:hover{background:var(--bg-alt)}
.pl-row.is-on{background:var(--brand-100)}
.pl-row .pl-thumb{width:74px;aspect-ratio:16/10;border-radius:10px;overflow:hidden;flex:0 0 auto;position:relative}
.pl-b{display:block;min-width:0}
.pl-row b{font-size:.86rem;color:var(--ink);display:block;line-height:1.4;font-weight:800}
.pl-row span{font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}
.player-main .thumb{aspect-ratio:16/9;border-radius:var(--r-lg) var(--r-lg) 0 0}
.player-main{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;box-shadow:var(--sh-sm)}
.player-body{padding:clamp(18px,2.2vw,26px)}
.player-body h2{font-size:clamp(1.25rem,1.05rem + .9vw,1.7rem)}
.mini-note{font-size:var(--fs-xs);color:var(--ink-4);line-height:1.7}
.legend{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:var(--fs-xs);color:var(--ink-3);font-weight:700}
.legend span{display:inline-flex;align-items:center;gap:7px}
.legend i{width:10px;height:10px;border-radius:3px;display:block}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff}
.table-wrap table{min-width:760px;font-size:var(--fs-sm)}
.table-wrap th{text-align:left;padding:15px 18px;background:var(--bg-alt);color:var(--ink-3);font-size:var(--fs-xs);font-weight:800;letter-spacing:.04em;white-space:nowrap;border-bottom:1px solid var(--line)}
.table-wrap td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:middle}
.table-wrap tr:last-child td{border-bottom:0}
.table-wrap tbody tr:hover{background:#fbfbfe}
.table-wrap td b{color:var(--ink);font-weight:800}
.nowrap{white-space:nowrap}
.value-card{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:26px;color:#fff;box-shadow:var(--sh-md)}
.value-card h3{color:#fff;margin-bottom:10px}
.value-card p{color:rgba(255,255,255,.84);font-size:var(--fs-sm);margin:0;line-height:1.74}
.value-card>*{position:relative;z-index:2}
.team-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,22px)}
.team-card{display:flex;gap:14px;align-items:center;padding:18px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line)}
.team-card b{display:block;color:var(--ink);font-size:.95rem}
.team-card span{font-size:var(--fs-xs);color:var(--ink-4);font-weight:700}
@media (max-width:960px){
  .method-grid,.team-strip{grid-template-columns:1fr}
  .toc{position:static}
}