@charset "UTF-8";
/* ==========================================================================
   黑料网 · 公开资讯阅读与核验框架 — 设计系统
   分区：1 变量 / 2 重置 / 3 布局 / 4 文字 / 5 按钮 / 6 导航 / 7 卡片 / 8 Hero /
   9 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 / 16 FAQ / 17 提示条弹层 / 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
   ========================================================================== */

/* ===== 1. 设计变量 ===== */
:root{
  /* 品牌色 3 档 */
  --brand-1:#4F46E5;
  --brand-2:#7C3AED;
  --brand-3:#221A54;
  /* 点缀色 4 个 */
  --c-mint:#0FBF9F;
  --c-coral:#FF7A59;
  --c-pink:#FF6FA5;
  --c-sky:#3DB4F2;
  /* 中性 8 档 */
  --ink-900:#12142B;
  --ink-800:#1E2140;
  --ink-700:#33375C;
  --ink-600:#4A4F78;
  --ink-500:#6B7096;
  --ink-400:#9AA0BE;
  --ink-300:#C6CADF;
  --line:#E8EAF3;
  --bg:#FFFFFF;
  --bg-soft:#F6F7FC;
  --bg-alt:#FBFCFF;
  /* 渐变 3 组 */
  --grad-brand:linear-gradient(135deg,#4F46E5 0%,#7C3AED 100%);
  --grad-mint:linear-gradient(135deg,#0FBF9F 0%,#3DB4F2 100%);
  --grad-warm:linear-gradient(135deg,#FF7A59 0%,#FF6FA5 100%);
  --grad-ink:linear-gradient(140deg,#221A54 0%,#3B2E86 60%,#4F46E5 100%);
  /* 圆角 6 档 */
  --r-xs:8px; --r-sm:14px; --r-md:20px; --r-lg:28px; --r-xl:40px; --r-pill:999px;
  /* 阴影 5 档 */
  --sh-1:0 2px 8px rgba(34,26,84,.05);
  --sh-2:0 6px 20px rgba(34,26,84,.07);
  --sh-3:0 14px 40px rgba(34,26,84,.10);
  --sh-4:0 26px 70px rgba(34,26,84,.14);
  --sh-glow:0 18px 44px rgba(79,70,229,.28);
  /* 流式字号 */
  --fs-hero:clamp(2.05rem,1.32rem + 3.05vw,4.15rem);
  --fs-h2:clamp(1.55rem,1.06rem + 1.95vw,2.7rem);
  --fs-h3:clamp(1.12rem,.93rem + .8vw,1.5rem);
  --fs-lead:clamp(1rem,.93rem + .34vw,1.16rem);
  --fs-body:clamp(.94rem,.9rem + .18vw,1.02rem);
  /* 尺寸 */
  --container:1200px;
  --gutter:clamp(18px,4vw,32px);
  --nav-h:74px;
  --ease:cubic-bezier(.22,.68,.32,1);
  --ease-back:cubic-bezier(.34,1.4,.5,1);
}

/* ===== 2. 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 14px)}
body{
  margin:0;background:var(--bg);color:var(--ink-700);
  font-family:"Outfit","Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:var(--fs-body);line-height:1.72;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0 0 .5em;color:var(--ink-900);line-height:1.22;letter-spacing:-.02em;font-weight:800}
h1{font-size:var(--fs-hero);font-weight:850}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3)}
h4{font-size:1.06rem}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:var(--brand-1);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-2)}
img,svg,video{max-width:100%;display:block}
img{height:auto}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--brand-1);outline-offset:3px;border-radius:6px}
::selection{background:rgba(79,70,229,.16);color:var(--ink-900)}

/* ===== 3. 布局工具 ===== */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(56px,7vw,104px)}
.section--soft{background:var(--bg-soft)}
.section--alt{background:var(--bg-alt)}
.section--tight{padding-block:clamp(40px,5vw,64px)}
.grid{display:grid;gap:clamp(18px,2.4vw,28px)}
.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) 340px;gap:clamp(20px,2.6vw,36px);align-items:start}
.stack{display:flex;flex-direction:column;gap:clamp(14px,1.6vw,22px)}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.row--center{justify-content:center}
.row--between{justify-content:space-between}
.spacer{height:clamp(18px,2vw,28px)}
.skip-link{position:absolute;left:-9999px;top:0;z-index:999;padding:10px 18px;background:var(--brand-1);color:#fff;border-radius:0 0 var(--r-sm) 0}
.skip-link:focus{left:0}

/* ===== 4. 文字标题组件 ===== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:var(--r-pill);
  background:rgba(79,70,229,.09);color:var(--brand-1);font-size:.8rem;font-weight:700;letter-spacing:.06em;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-mint);box-shadow:0 0 0 4px rgba(15,191,159,.2)}
.eyebrow--warm{background:rgba(255,122,89,.12);color:#D9532F}
.eyebrow--warm::before{background:var(--c-coral);box-shadow:0 0 0 4px rgba(255,122,89,.22)}
.eyebrow--mint{background:rgba(15,191,159,.13);color:#0A8C75}
.eyebrow--mint::before{background:var(--brand-1);box-shadow:0 0 0 4px rgba(79,70,229,.2)}

.head-block{max-width:760px}
.head-block--center{margin-inline:auto;text-align:center}
.head-block h2{margin-bottom:.42em}
.head-block .lead{font-size:var(--fs-lead);color:var(--ink-500);max-width:62ch}
.head-block--center .lead{margin-inline:auto}
.lead{font-size:var(--fs-lead);color:var(--ink-500)}
.muted{color:var(--ink-400)}
.small{font-size:.87rem}
.strong{color:var(--ink-900);font-weight:700}

.mark{
  position:relative;z-index:0;color:var(--brand-1);font-weight:800;white-space:nowrap;
}
.mark::after{
  content:"";position:absolute;z-index:-1;left:-4px;right:-4px;bottom:.06em;height:.42em;
  background:linear-gradient(90deg,rgba(15,191,159,.32),rgba(61,180,242,.28));
  border-radius:var(--r-xs);
}
.text-brand{color:var(--brand-1)}
.nowrap{white-space:nowrap}

.prose{max-width:74ch;color:var(--ink-600)}
.prose h3{margin-top:1.5em}
.prose p{margin-bottom:1.05em}
.prose strong{color:var(--ink-900)}
.prose li{position:relative;padding-left:1.35em;margin-bottom:.62em}
.prose li::before{
  content:"";position:absolute;left:.15em;top:.72em;width:8px;height:8px;border-radius:50%;
  background:var(--grad-brand);
}

/* ===== 5. 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:var(--r-pill);font-weight:700;font-size:.97rem;line-height:1.2;
  transition:transform .25s var(--ease-back),box-shadow .25s var(--ease),background .2s var(--ease),color .2s var(--ease);
  will-change:transform;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow)}
.btn--primary:hover{color:#fff;box-shadow:0 24px 54px rgba(79,70,229,.36)}
.btn--dark{background:var(--ink-900);color:#fff;box-shadow:var(--sh-2)}
.btn--dark:hover{color:#fff}
.btn--warm{background:var(--grad-warm);color:#fff;box-shadow:0 16px 38px rgba(255,111,165,.3)}
.btn--warm:hover{color:#fff}
.btn--ghost{background:#fff;color:var(--ink-800);border:1.5px solid var(--line);box-shadow:var(--sh-1)}
.btn--ghost:hover{color:var(--brand-1);border-color:rgba(79,70,229,.4)}
.btn--sm{padding:10px 18px;font-size:.88rem}
.btn--lg{padding:17px 34px;font-size:1.05rem}
.btn--block{width:100%}
.btn svg{width:18px;height:18px;flex:none}
.btn-group{display:flex;flex-wrap:wrap;gap:12px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-1)}
.link-arrow svg{width:17px;height:17px;transition:transform .25s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ===== 6. 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;height:var(--nav-h);
  background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--sh-2);background:rgba(255,255,255,.98)}
.nav{display:flex;align-items:center;gap:20px;height:100%}
.logo{display:flex;align-items:center;gap:11px;flex:none;color:var(--ink-900);font-weight:850;font-size:1.1rem;letter-spacing:-.02em}
.logo:hover{color:var(--ink-900)}
.logo-mark{
  width:40px;height:40px;border-radius:13px;background:var(--grad-brand);flex:none;
  display:grid;place-items:center;box-shadow:0 8px 20px rgba(79,70,229,.32);
}
.logo-mark svg{width:23px;height:23px;color:#fff}
.logo small{display:block;font-size:.66rem;font-weight:600;color:var(--ink-400);letter-spacing:.1em;line-height:1}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  padding:9px 15px;border-radius:var(--r-pill);font-weight:600;font-size:.95rem;color:var(--ink-600);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-links a:hover{background:var(--bg-soft);color:var(--brand-1)}
.nav-links a.is-active{color:var(--brand-1);background:rgba(79,70,229,.09);font-weight:700}
/* 导航内的 CTA 按钮：覆盖 .nav-links a 的通用链接样式（后者特异性更高） */
.nav-links a.btn{padding:10px 20px;font-size:.9rem;color:#fff;font-weight:700;background:var(--grad-brand);box-shadow:0 8px 20px rgba(79,70,229,.26)}
.nav-links a.btn:hover{color:#fff;background:var(--grad-brand);box-shadow:0 12px 26px rgba(79,70,229,.34);transform:translateY(-2px)}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;background:var(--bg-soft);
  align-items:center;justify-content:center;border:1px solid var(--line);
}
.nav-toggle span{display:block;width:19px;height:2px;border-radius:2px;background:var(--ink-800);transition:.28s var(--ease);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:19px;height:2px;border-radius:2px;background:var(--ink-800);transition:.28s var(--ease)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg)}
.nav-close{display:none}
.nav-scrim{position:fixed;inset:0;background:rgba(18,20,43,.44);opacity:0;visibility:hidden;transition:.3s var(--ease);z-index:70}
.nav-scrim.is-open{opacity:1;visibility:visible}

/* ===== 7. 卡片 ===== */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,2.2vw,30px);
  box-shadow:var(--sh-1);transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-3);border-color:rgba(79,70,229,.24)}
.card--flat{box-shadow:none;background:var(--bg-alt)}
.card--soft{background:var(--bg-soft);border-color:transparent;box-shadow:none}
.card--soft:hover{background:#fff;box-shadow:var(--sh-2)}
.card-icon{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;margin-bottom:16px;
  background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px rgba(79,70,229,.26);
}
.card-icon svg{width:25px;height:25px}
.card-icon--mint{background:var(--grad-mint);box-shadow:0 10px 24px rgba(15,191,159,.28)}
.card-icon--warm{background:var(--grad-warm);box-shadow:0 10px 24px rgba(255,111,165,.28)}
.card-icon--ink{background:var(--grad-ink);box-shadow:0 10px 24px rgba(34,26,84,.3)}
.card h3{font-size:1.13rem;margin-bottom:.45em}
.card p{color:var(--ink-500);font-size:.95rem;margin-bottom:0}
.card-tag{
  display:inline-block;padding:4px 11px;border-radius:var(--r-pill);background:var(--bg-soft);
  color:var(--ink-500);font-size:.76rem;font-weight:700;margin-bottom:12px;
}
.feature-num{
  font-size:.78rem;font-weight:800;letter-spacing:.14em;color:var(--ink-300);margin-bottom:10px;
}

/* ===== 8. Hero ===== */
.hero{position:relative;overflow:hidden;padding-block:clamp(48px,6.4vw,92px);background:var(--bg-alt)}
.hero::before{
  content:"";position:absolute;top:-190px;right:-140px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.17),rgba(124,58,237,0) 66%);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-230px;left:-160px;width:580px;height:580px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,191,159,.15),rgba(15,191,159,0) 68%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,4vw,60px);align-items:center;position:relative;z-index:1}
.hero h1{margin-bottom:.42em;letter-spacing:-.032em}
.hero h1 .mark::after{height:.34em}
.hero .lead{font-size:clamp(1rem,.95rem + .3vw,1.18rem);max-width:46ch;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:9px}
.hero-badge{
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:.83rem;font-weight:650;color:var(--ink-600);box-shadow:var(--sh-1);
}
.hero-badge svg{width:15px;height:15px;color:var(--c-mint)}
/* 雷达核验可视化 */
.radar{
  position:relative;width:100%;max-width:470px;margin-inline:auto;aspect-ratio:1/1;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(79,70,229,.1) 0deg,rgba(79,70,229,.02) 120deg,rgba(15,191,159,.14) 240deg,rgba(79,70,229,.1) 360deg);
  border:1px solid var(--line);display:grid;place-items:center;box-shadow:inset 0 0 60px rgba(255,255,255,.7);
}
.radar::before,.radar::after{content:"";position:absolute;border-radius:50%;border:1px dashed rgba(79,70,229,.2)}
.radar::before{inset:16%}
.radar::after{inset:32%}
.radar-sweep{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(79,70,229,.26),rgba(79,70,229,0) 62deg);
  animation:sweep 4.6s linear infinite;
}
@keyframes sweep{to{transform:rotate(360deg)}}
.radar-core{
  position:relative;z-index:3;width:56%;aspect-ratio:1/1;border-radius:50%;background:#fff;
  box-shadow:var(--sh-4);display:grid;place-items:center;text-align:center;padding:14px;
}
.radar-core .score{font-size:clamp(2.1rem,5vw,3rem);font-weight:850;color:var(--brand-1);line-height:1;letter-spacing:-.04em}
.radar-core .score small{font-size:.9rem;font-weight:700;color:var(--ink-400)}
.radar-core .lbl{font-size:.8rem;font-weight:700;color:var(--ink-500);margin-top:6px;letter-spacing:.04em}
.radar-pin{
  position:absolute;z-index:4;display:flex;align-items:center;gap:7px;padding:7px 13px;border-radius:var(--r-pill);
  background:#fff;box-shadow:var(--sh-3);font-size:.78rem;font-weight:700;color:var(--ink-700);white-space:nowrap;
  animation:floaty 5s ease-in-out infinite;
}
.radar-pin i{width:8px;height:8px;border-radius:50%;flex:none;display:block}
.radar-pin--a{top:9%;left:2%;animation-delay:.2s}
.radar-pin--a i{background:var(--c-mint)}
.radar-pin--b{top:44%;right:-6%;animation-delay:1.4s}
.radar-pin--b i{background:var(--c-coral)}
.radar-pin--c{bottom:9%;left:8%;animation-delay:2.6s}
.radar-pin--c i{background:var(--c-sky)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

/* ===== 9. 跑马灯 ===== */
.marquee{mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);overflow:hidden}
.marquee-track{display:flex;gap:14px;width:max-content;animation:slide 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 17px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:.85rem;font-weight:650;color:var(--ink-600);white-space:nowrap;
}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--c-mint);flex:none;display:block}
.chip--v{background:rgba(79,70,229,.07);border-color:rgba(79,70,229,.16);color:var(--brand-1)}
.chip--v i{background:var(--brand-1)}

/* ===== 10. 视频卡 ===== */
.video-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);transition:transform .32s var(--ease),box-shadow .32s var(--ease);
}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3)}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.video-card:hover .thumb img{transform:scale(1.06)}
.thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,20,43,0) 42%,rgba(18,20,43,.62) 100%)}
.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-3);transition:transform .28s var(--ease-back);
}
.play-btn svg{width:22px;height:22px;color:var(--brand-1);margin-left:3px}
.video-card:hover .play-btn{transform:translate(-50%,-50%) scale(1.1)}
.thumb-time{
  position:absolute;z-index:2;right:11px;bottom:11px;padding:3px 9px;border-radius:var(--r-xs);
  background:rgba(18,20,43,.76);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.02em;
}
.thumb-live{
  position:absolute;z-index:2;left:11px;top:11px;display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-pill);background:var(--grad-warm);color:#fff;font-size:.72rem;font-weight:800;
}
.thumb-live i{width:6px;height:6px;border-radius:50%;background:#fff;display:block;animation:blink 1.5s infinite}
@keyframes blink{50%{opacity:.35}}
.vbody{padding:16px 18px 19px;display:flex;flex-direction:column;gap:10px;flex:1}
.vtitle{font-size:1.02rem;font-weight:750;color:var(--ink-900);line-height:1.45}
.vmeta{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:.8rem;color:var(--ink-400);font-weight:600}
.vfoot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.vscore{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:800;color:#0A8C75;white-space:nowrap}
.vscore b{color:var(--c-mint);font-size:1rem}
.vacts{display:flex;gap:12px;font-size:.8rem;color:var(--ink-400);font-weight:650;white-space:nowrap}
.vacts span{display:inline-flex;align-items:center;gap:5px}
.vacts svg{width:14px;height:14px}

/* 核验分环形 */
.score-ring{position:relative;width:46px;height:46px;flex:none}
.score-ring svg{transform:rotate(-90deg)}
.score-ring .ring-bg{stroke:var(--line)}
.score-ring .ring-fg{stroke:url(#ringGrad);stroke-linecap:round}
.score-ring b{
  position:absolute;inset:0;display:grid;place-items:center;font-size:.78rem;font-weight:850;color:var(--ink-800);
}

/* 信源分级标签 */
.src-badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);
  font-size:.73rem;font-weight:850;letter-spacing:.03em;white-space:nowrap;
}
.src-badge i{width:6px;height:6px;border-radius:50%;display:block}
.src-a{background:rgba(15,191,159,.13);color:#077B66}.src-a i{background:var(--c-mint)}
.src-b{background:rgba(61,180,242,.14);color:#1B7FB0}.src-b i{background:var(--c-sky)}
.src-c{background:rgba(255,122,89,.14);color:#C4551F}.src-c i{background:var(--c-coral)}
.src-d{background:rgba(255,111,165,.14);color:#C43C74}.src-d i{background:var(--c-pink)}
.state-badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);
  font-size:.73rem;font-weight:800;white-space:nowrap;border:1px solid;
}
.state-ok{background:rgba(15,191,159,.1);color:#077B66;border-color:rgba(15,191,159,.3)}
.state-warn{background:rgba(255,122,89,.1);color:#C4551F;border-color:rgba(255,122,89,.3)}
.state-check{background:rgba(79,70,229,.09);color:var(--brand-1);border-color:rgba(79,70,229,.28)}

/* ===== 11. 榜单 ===== */
.rank-list{display:flex;flex-direction:column;gap:10px}
.rank-item{
  display:grid;grid-template-columns:44px 108px minmax(0,1fr) auto;gap:14px;align-items:center;
  padding:12px 14px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.rank-item:hover{transform:translateX(4px);box-shadow:var(--sh-2)}
.rank-no{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--bg-soft);color:var(--ink-500);font-weight:850;font-size:.92rem;
}
.rank-item:nth-child(1) .rank-no{background:var(--grad-warm);color:#fff}
.rank-item:nth-child(2) .rank-no{background:var(--grad-brand);color:#fff}
.rank-item:nth-child(3) .rank-no{background:var(--grad-mint);color:#fff}
.rank-thumb{border-radius:var(--r-xs);overflow:hidden;aspect-ratio:16/10;background:var(--bg-soft)}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-title{font-size:.94rem;font-weight:700;color:var(--ink-900);line-height:1.45;margin-bottom:3px}
.rank-sub{font-size:.78rem;color:var(--ink-400);font-weight:600}
.rank-end{font-size:.8rem;font-weight:800;color:var(--c-mint);white-space:nowrap}
.grid-side .rank-item{grid-template-columns:30px 84px minmax(0,1fr)}
.grid-side .rank-end{grid-column:2/-1;justify-self:start}

/* ===== 12. 话题 / 文章列表 ===== */
.topic-item{
  display:grid;grid-template-columns:150px minmax(0,1fr);gap:20px;padding:18px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.topic-item:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.topic-thumb{border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3;background:var(--bg-soft);position:relative}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.topic-item:hover .topic-thumb img{transform:scale(1.07)}
.topic-main{display:flex;flex-direction:column;gap:9px;min-width:0}
.topic-title{font-size:1.06rem;font-weight:780;color:var(--ink-900);line-height:1.45}
.topic-title a{color:inherit}
.topic-title a:hover{color:var(--brand-1)}
.topic-desc{font-size:.9rem;color:var(--ink-500);margin:0}
.topic-meta{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:.79rem;color:var(--ink-400);font-weight:600;margin-top:auto}
.topic-cat{padding:3px 10px;border-radius:var(--r-pill);background:var(--bg-soft);font-weight:750}
.cat-ent{background:rgba(255,111,165,.13);color:#C43C74}
.cat-soc{background:rgba(79,70,229,.1);color:var(--brand-1)}
.cat-biz{background:rgba(15,191,159,.13);color:#077B66}
.cat-spo{background:rgba(61,180,242,.14);color:#1B7FB0}

/* 筛选器 */
.filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.filter-btn{
  padding:9px 18px;border-radius:var(--r-pill);background:#fff;border:1.5px solid var(--line);
  font-size:.88rem;font-weight:700;color:var(--ink-600);transition:.24s var(--ease);
}
.filter-btn:hover{border-color:rgba(79,70,229,.34);color:var(--brand-1)}
.filter-btn.is-active{background:var(--grad-brand);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(79,70,229,.26)}

/* ===== 13. 数据 / 特性 ===== */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
.stat{padding:24px 22px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1)}
.stat b{display:block;font-size:clamp(1.75rem,1.2rem + 1.6vw,2.9rem);font-weight:850;color:var(--ink-900);line-height:1;letter-spacing:-.04em}
.stat b em{font-style:normal;font-size:.5em;font-weight:800;color:var(--brand-1);margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:.86rem;color:var(--ink-500);font-weight:650}
.stat--accent{background:var(--grad-brand);border-color:transparent}
.stat--accent b,.stat--accent span{color:#fff}
.stat--accent b em{color:rgba(255,255,255,.7)}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,28px);counter-reset:st}
.step{position:relative;padding:28px 24px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1)}
.step::before{
  counter-increment:st;content:counter(st,decimal-leading-zero);
  position:absolute;top:-16px;left:24px;width:44px;height:44px;border-radius:14px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-weight:850;font-size:1rem;box-shadow:0 10px 24px rgba(79,70,229,.3);
}
.step h3{margin-top:10px}
.step p{color:var(--ink-500);font-size:.93rem;margin:0}
.step-line{position:absolute;top:22px;right:-20px;width:40px;height:2px;background:linear-gradient(90deg,rgba(79,70,229,.4),rgba(79,70,229,0))}

/* 时间轴 */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--brand-1),var(--c-mint),rgba(79,70,229,.15))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:7px;width:14px;height:14px;border-radius:50%;background:#fff;
  border:3px solid var(--brand-1);box-shadow:0 0 0 4px rgba(79,70,229,.13);
}
.tl-time{font-size:.79rem;font-weight:800;color:var(--brand-1);letter-spacing:.03em}
.tl-title{font-size:1rem;font-weight:780;color:var(--ink-900);margin:3px 0 4px}
.tl-desc{font-size:.9rem;color:var(--ink-500);margin:0}

/* ===== 14. 评价 ===== */
.quote-card{padding:28px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:16px}
.stars{display:flex;gap:3px;color:#FFB020}
.stars svg{width:16px;height:16px}
.quote-card blockquote{margin:0;font-size:.98rem;color:var(--ink-700);line-height:1.75}
.quote-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.avatar{width:42px;height:42px;border-radius:50%;flex:none;display:grid;place-items:center;color:#fff;font-weight:800;font-size:.95rem}
.avatar--a{background:var(--grad-brand)}
.avatar--b{background:var(--grad-mint)}
.avatar--c{background:var(--grad-warm)}
.quote-user b{display:block;font-size:.92rem;color:var(--ink-900)}
.quote-user span{font-size:.79rem;color:var(--ink-400);font-weight:600}

/* ===== 15. CTA / 下载 ===== */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad-ink);padding:clamp(38px,5vw,68px);box-shadow:var(--sh-4)}
.cta-band::before{content:"";position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(124,58,237,.5),rgba(124,58,237,0) 70%)}
.cta-band::after{content:"";position:absolute;bottom:-150px;left:-90px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(15,191,159,.34),rgba(15,191,159,0) 70%)}
.cta-band>*{position:relative;z-index:1}
.cta-band h2,.cta-band h3,.cta-band h1{color:#fff}
.cta-band p{color:rgba(255,255,255,.78)}
.cta-band .muted,.cta-band span{color:rgba(255,255,255,.72)}
.cta-split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(26px,4vw,52px);align-items:center}
.dl-box{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-lg);padding:24px;backdrop-filter:blur(4px)}
.dl-box label{display:block;font-size:.8rem;font-weight:700;color:rgba(255,255,255,.8);margin-bottom:8px}
.dl-field{display:flex;gap:10px;flex-wrap:wrap}
.dl-field input{flex:1 1 180px;min-width:0;padding:13px 16px;border-radius:var(--r-pill);border:1.5px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);color:#fff;font-size:.92rem}
.dl-field input::placeholder{color:rgba(255,255,255,.5)}
.dl-field input:focus{outline:none;border-color:rgba(255,255,255,.55)}
.dl-notes{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:14px;font-size:.79rem;color:rgba(255,255,255,.72)}
.dl-notes span{display:inline-flex;align-items:center;gap:6px}
.dl-notes svg{width:14px;height:14px;color:var(--c-mint)}
.qr-mini{width:88px;height:88px;border-radius:var(--r-md);background:#fff;padding:8px;flex:none}
.qr-mini svg{width:100%;height:100%}

/* 手机模型 */
.phone-wrap{position:relative;max-width:300px;margin-inline:auto}
.phone{
  position:relative;border-radius:38px;padding:11px;background:var(--grad-ink);
  box-shadow:0 34px 70px rgba(34,26,84,.42),inset 0 0 0 1px rgba(255,255,255,.14);
}
.phone-screen{border-radius:30px;overflow:hidden;background:#0B0A1F;position:relative;aspect-ratio:9/19}
.phone-screen img{width:100%;height:100%;object-fit:cover;opacity:.92}
.phone-ui{
  position:absolute;inset:0;padding:18px 16px;display:flex;flex-direction:column;gap:10px;
  background:linear-gradient(180deg,rgba(11,10,31,.42),rgba(11,10,31,.86));
}
.phone-ui .p-top{display:flex;align-items:center;justify-content:space-between;font-size:.7rem;color:rgba(255,255,255,.82);font-weight:700}
.phone-ui .p-brand{font-size:.86rem;font-weight:850;color:#fff;letter-spacing:.02em}
.p-cards{flex:1;display:flex;flex-direction:column;gap:9px;margin-top:6px}
.p-card{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:11px 12px;backdrop-filter:blur(6px)}
.p-card b{display:block;font-size:.76rem;color:#fff;font-weight:750;line-height:1.4;margin-bottom:6px}
.p-bar{height:6px;border-radius:4px;background:rgba(255,255,255,.18);overflow:hidden}
.p-bar i{display:block;height:100%;border-radius:4px;background:var(--grad-mint)}
.p-bar--w i{background:var(--grad-warm)}
.p-bottom{display:flex;gap:8px;margin-top:auto}
.p-bottom span{flex:1;text-align:center;padding:9px 0;border-radius:var(--r-pill);background:rgba(255,255,255,.16);font-size:.7rem;font-weight:750;color:#fff}
.p-bottom span.is-on{background:var(--grad-brand)}
.phone-float{
  position:absolute;z-index:3;right:-14px;top:16%;padding:11px 15px;border-radius:var(--r-md);background:#fff;
  box-shadow:var(--sh-3);font-size:.78rem;font-weight:800;color:var(--ink-800);animation:floaty 5.2s ease-in-out infinite;white-space:nowrap;
}
.phone-float b{color:var(--c-mint)}
.phone-float--b{right:auto;left:-16px;top:auto;bottom:20%;animation-delay:1.8s}
.phone-float--b b{color:var(--c-coral)}

/* ===== 16. FAQ ===== */
.faq{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;box-shadow:var(--sh-1)}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;text-align:left;font-weight:750;font-size:1rem;color:var(--ink-900)}
.faq-q:hover{color:var(--brand-1)}
.faq-ico{position:relative;width:22px;height:22px;flex:none;border-radius:50%;background:rgba(79,70,229,.1)}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand-1);transform:translate(-50%,-50%);transition:transform .3s var(--ease),opacity .3s var(--ease)}
.faq-ico::before{width:11px;height:2px}
.faq-ico::after{width:2px;height:11px}
.faq-item.is-open .faq-ico::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-item.is-open .faq-q{color:var(--brand-1)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s var(--ease)}
.faq-a-inner{padding:0 24px 22px;color:var(--ink-500);font-size:.94rem}

/* ===== 17. 提示条 / 弹层 ===== */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);z-index:120;
  padding:13px 24px;border-radius:var(--r-pill);background:var(--ink-900);color:#fff;font-size:.9rem;font-weight:650;
  box-shadow:var(--sh-4);opacity:0;visibility:hidden;transition:.32s var(--ease);
}
.toast.is-show{opacity:1;visibility:visible;transform:translate(-50%,0)}
.modal{position:fixed;inset:0;z-index:110;display:none;align-items:center;justify-content:center;padding:20px}
.modal.is-open{display:flex}
.modal-scrim{position:absolute;inset:0;background:rgba(18,20,43,.62);backdrop-filter:blur(3px)}
.modal-body{position:relative;z-index:2;width:min(560px,100%);background:#fff;border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-4);max-height:88vh;overflow:auto}
.modal-close{position:absolute;right:14px;top:14px;width:36px;height:36px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;color:var(--ink-600);font-size:1.1rem;line-height:1}
.modal-close:hover{background:var(--line)}
.modal-body h3{padding-right:36px;margin-bottom:.5em}
.video-frame{position:relative;aspect-ratio:16/9;border-radius:var(--r-md);overflow:hidden;background:var(--ink-900)}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.note{
  display:flex;gap:13px;padding:16px 18px;border-radius:var(--r-md);background:rgba(79,70,229,.06);
  border:1px solid rgba(79,70,229,.16);font-size:.89rem;color:var(--ink-600);
}
.note svg{width:19px;height:19px;flex:none;color:var(--brand-1);margin-top:2px}
.note--warn{background:rgba(255,122,89,.07);border-color:rgba(255,122,89,.22)}
.note--warn svg{color:var(--c-coral)}
.note b{color:var(--ink-900)}

/* ===== 18. 页脚 ===== */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.66);padding-block:clamp(44px,5vw,70px) 28px;margin-top:0}
.site-footer a{color:rgba(255,255,255,.66)}
.site-footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:clamp(22px,3vw,44px)}
.foot-brand p{font-size:.9rem;max-width:38ch;margin-top:14px}
.foot-brand .logo{color:#fff}
.foot-col h4{color:#fff;font-size:.94rem;margin-bottom:16px;letter-spacing:.02em}
.foot-col li{margin-bottom:10px;font-size:.89rem}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social a{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.09);display:grid;place-items:center;transition:.24s var(--ease)}
.foot-social a:hover{background:var(--brand-1);color:#fff}
.foot-social svg{width:18px;height:18px}
.foot-tags{display:flex;flex-wrap:wrap;gap:8px;padding-top:26px;margin-top:30px;border-top:1px solid rgba(255,255,255,.12)}
.foot-tags a{padding:6px 13px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);font-size:.79rem}
.foot-tags a:hover{background:rgba(255,255,255,.15)}
.foot-legal{padding-top:22px;margin-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:.82rem;line-height:1.8;color:rgba(255,255,255,.5)}
.foot-legal p{margin-bottom:.5em}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:20px;font-size:.82rem;color:rgba(255,255,255,.5)}

/* ===== 19. 内页页头 ===== */
.page-head{position:relative;overflow:hidden;padding-block:clamp(44px,5.4vw,80px);background:var(--bg-alt);border-bottom:1px solid var(--line)}
.page-head::before{content:"";position:absolute;top:-160px;right:-100px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(79,70,229,.15),rgba(79,70,229,0) 68%)}
.page-head>*{position:relative;z-index:1}
.page-head h1{font-size:clamp(1.9rem,1.3rem + 2.4vw,3.1rem);margin-bottom:.36em;letter-spacing:-.03em}
.page-head .lead{max-width:62ch;font-size:clamp(.98rem,.94rem + .28vw,1.14rem);color:var(--ink-500)}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.83rem;color:var(--ink-400);font-weight:600;margin-bottom:16px}
.crumbs a{color:var(--ink-500)}
.crumbs a:hover{color:var(--brand-1)}
.crumbs span{color:var(--ink-300)}

/* ===== 20. 分页 ===== */
.pager{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:clamp(28px,3.4vw,44px)}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 13px;border-radius:var(--r-pill);display:grid;place-items:center;
  background:#fff;border:1.5px solid var(--line);font-size:.9rem;font-weight:700;color:var(--ink-600);
  transition:.24s var(--ease);
}
.pager a:hover{border-color:rgba(79,70,229,.4);color:var(--brand-1)}
.pager .is-on{background:var(--grad-brand);color:#fff;border-color:transparent}

/* ===== 21. 滚动显现 ===== */
.js-ready [data-reveal]{opacity:0;transform:translateY(26px);animation:reveal-safety .01s linear 2.6s forwards}
.js-ready [data-reveal].is-in{opacity:1;transform:none;transition:opacity .72s var(--ease),transform .72s var(--ease);animation:none}
@keyframes reveal-safety{to{opacity:1;transform:none}}
[data-reveal][data-delay="1"]{transition-delay:.08s}
[data-reveal][data-delay="2"]{transition-delay:.16s}
[data-reveal][data-delay="3"]{transition-delay:.24s}
[data-reveal][data-delay="4"]{transition-delay:.32s}
[data-reveal][data-delay="2"].is-in,[data-reveal][data-delay="3"].is-in,[data-reveal][data-delay="4"].is-in{transition-delay:0s}
@media (prefers-reduced-motion: reduce){
  .js-ready [data-reveal]{opacity:1!important;transform:none!important;animation:none!important}
  .radar-sweep,.radar-pin,.phone-float,.thumb-live i,.marquee-track{animation:none!important}
  html{scroll-behavior:auto}
  *{transition-duration:.01ms!important}
}

/* ===== 22. 响应式 ===== */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr 1fr}
  .grid-side{grid-template-columns:minmax(0,1fr) 300px}
  .hero-grid{gap:32px}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;z-index:80;width:min(320px,86vw);
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;padding:88px 22px 30px;
    box-shadow:var(--sh-4);transform:translateX(102%);transition:transform .38s var(--ease);overflow-y:auto;
  }
  .nav-links.is-open{transform:translateX(0)}
  .nav-links a{padding:13px 16px;border-radius:var(--r-md);font-size:1rem}
  .nav-links>.btn{display:inline-flex;margin-top:14px;justify-content:center}
  .nav-close{display:grid;position:absolute;right:20px;top:22px;width:40px;height:40px;border-radius:50%;background:var(--bg-soft);place-items:center;color:var(--ink-700);font-size:1.2rem;line-height:1}
  .cta-split,.hero-grid{grid-template-columns:minmax(0,1fr)}
  .hero-grid{gap:40px}
  .hero-visual{order:-1}
  .grid-side{grid-template-columns:minmax(0,1fr)}
  .grid-side .rank-item{grid-template-columns:44px 108px minmax(0,1fr) auto}
  .grid-side .rank-end{grid-column:auto;justify-self:end}
  .step-line{display:none}
}
@media (max-width:680px){
  .grid-2,.grid-3,.grid-4,.stats,.steps{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .topic-item{grid-template-columns:minmax(0,1fr);gap:14px}
  .topic-thumb{aspect-ratio:16/9}
  .btn-group{flex-direction:column;align-items:stretch}
  .btn-group .btn{flex:1 1 100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .radar-pin--b{right:-2%}
  .radar-pin{font-size:.72rem;padding:6px 11px}
  /* floaty 动画的 transform 会吃掉媒体查询里的 scale，必须先关动画 */
  .phone-float{right:-6px;animation:none;transform-origin:right center;transform:scale(.88)}
  .phone-float--b{left:-8px;animation:none;transform-origin:left center;transform:scale(.88)}
  .rank-item,.grid-side .rank-item{grid-template-columns:32px 88px minmax(0,1fr);gap:11px}
  .rank-end{grid-column:2/-1;justify-self:start}
  .cta-band{padding:30px 22px}
  .faq-q{font-size:.95rem;padding:17px 18px}
  .faq-a-inner{padding:0 18px 18px}
  .section{padding-block:48px}
}
@media (max-width:420px){
  .radar-pin--a,.radar-pin--c{display:none}
  .stats,.grid-2{gap:14px}
  .foot-grid{grid-template-columns:1fr}
  .logo small{display:none}
  .phone-wrap{max-width:250px}
}

/* ===== 23. 附加组件 ===== */
/* 信源分级表 */
.matrix{width:100%;border-collapse:collapse;font-size:.91rem;background:#fff;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.matrix thead th{background:var(--bg-soft);text-align:left;padding:15px 18px;font-size:.82rem;font-weight:800;color:var(--ink-700);letter-spacing:.03em;border-bottom:1px solid var(--line)}
.matrix td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--ink-600);vertical-align:top}
.matrix tbody tr:last-child td{border-bottom:0}
.matrix td:first-child{font-weight:750;color:var(--ink-900);white-space:nowrap}
.table-scroll{overflow-x:auto;border-radius:var(--r-lg);-webkit-overflow-scrolling:touch}

/* 功能矩阵 */
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
.feat{
  padding:22px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);
  display:flex;gap:14px;align-items:flex-start;transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.feat:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.feat-ico{width:42px;height:42px;border-radius:13px;flex:none;display:grid;place-items:center;background:var(--grad-brand);color:#fff}
.feat-ico svg{width:20px;height:20px}
.feat-ico--mint{background:var(--grad-mint)}
.feat-ico--warm{background:var(--grad-warm)}
.feat b{display:block;font-size:.97rem;color:var(--ink-900);font-weight:780;margin-bottom:3px}
.feat p{font-size:.86rem;color:var(--ink-500);margin:0}
@media (max-width:1080px){.feat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:680px){.feat-grid{grid-template-columns:minmax(0,1fr)}}

/* 分割线标题 */
.divider-label{display:flex;align-items:center;gap:14px;font-size:.8rem;font-weight:800;letter-spacing:.1em;color:var(--ink-400);text-transform:uppercase}
.divider-label::after{content:"";flex:1;height:1px;background:var(--line)}

/* 徽章行 */
.trust-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.trust-pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 17px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:.84rem;font-weight:700;color:var(--ink-600);box-shadow:var(--sh-1);
}
.trust-pill svg{width:16px;height:16px;color:var(--c-mint)}

/* 表单 */
.form-card{padding:clamp(22px,2.6vw,32px);border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-2)}
.field{margin-bottom:16px}
.field label{display:block;font-size:.85rem;font-weight:750;color:var(--ink-700);margin-bottom:7px}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);border:1.5px solid var(--line);background:var(--bg-alt);
  font-size:.93rem;transition:border-color .22s var(--ease),background .22s var(--ease);
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand-1);background:#fff}
.field textarea{min-height:110px;resize:vertical}
.field-hint{font-size:.79rem;color:var(--ink-400);margin-top:6px}

/* 侧栏小组件 */
.side-card{padding:22px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1)}
.side-card h3{font-size:1.04rem;margin-bottom:.6em;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-list li{display:flex;gap:11px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:.88rem}
.side-list li:last-child{border-bottom:0}
.side-list b{color:var(--ink-900);font-weight:750;display:block;line-height:1.45}
.side-list span{font-size:.77rem;color:var(--ink-400);font-weight:600}
.side-num{width:26px;height:26px;border-radius:9px;flex:none;display:grid;place-items:center;background:var(--bg-soft);color:var(--ink-500);font-size:.78rem;font-weight:850}

/* 提示条 */
.notice-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 20px;border-radius:var(--r-md);
  background:linear-gradient(135deg,rgba(79,70,229,.07),rgba(15,191,159,.08));border:1px solid rgba(79,70,229,.16);
  font-size:.88rem;color:var(--ink-600);
}
.notice-bar svg{width:18px;height:18px;color:var(--brand-1);flex:none}
.notice-bar b{color:var(--ink-900)}

/* 回到顶部 */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:55;width:46px;height:46px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-3);display:grid;place-items:center;
  color:var(--ink-600);opacity:0;visibility:hidden;transform:translateY(12px);transition:.3s var(--ease);
}
.to-top.is-show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--brand-1);color:#fff;border-color:transparent}
.to-top svg{width:19px;height:19px}