/* roulang page: index */
/* ===================== 设计变量 ===================== */
:root{
  --ink:#0f1923;
  --ink-2:#16222e;
  --ink-3:#1f2d3a;
  --gold:#c9a24a;
  --gold-2:#e0c078;
  --gold-deep:#9c7a28;
  --bg:#f7f5f0;
  --surface:#ffffff;
  --surface-2:#fbfaf6;
  --text:#1b2430;
  --muted:#6d7986;
  --line:#e7e1d6;
  --line-2:#f1ede5;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --pill:999px;
  --shadow-xs:0 1px 3px rgba(15,25,35,.05);
  --shadow-sm:0 6px 18px rgba(15,25,35,.06);
  --shadow-md:0 16px 40px rgba(15,25,35,.10);
  --shadow-lg:0 30px 70px rgba(15,25,35,.16);
  --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ===================== 基础 reset ===================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 14px;}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.35;font-weight:750;letter-spacing:-.2px;}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(201,162,74,.28);}

/* ===================== 容器与行 ===================== */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.row{max-width:var(--container);}
.row .column{margin-bottom:0;}
.foundation-row-gap{margin-bottom:-26px;}
.foundation-row-gap > .column{margin-bottom:26px;}

/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--pill);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.2px;line-height:1;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.btn i{font-size:13px;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a8822e);color:#141d26;box-shadow:0 10px 26px rgba(201,162,74,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,162,74,.38);color:#141d26;}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(201,162,74,.10);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff;}
.btn-outline{border-color:var(--line);background:#fff;color:var(--text);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn:active{transform:translateY(0) scale(.99);}

/* ===================== 顶部导航 ===================== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 2px 18px rgba(10,18,26,.28);
}
.header-inner{display:flex;align-items:center;gap:26px;height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#9c7a28);
  color:#141d26;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 6px 16px rgba(201,162,74,.28);
}
.brand-text{color:#fff;font-size:18px;font-weight:700;letter-spacing:.6px;line-height:1.1;}
.brand-text small{display:block;font-size:9.5px;letter-spacing:3.2px;color:rgba(255,255,255,.42);font-weight:500;margin-top:4px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-desktop a{
  position:relative;padding:9px 15px;border-radius:var(--pill);
  color:rgba(255,255,255,.72);font-size:14.5px;font-weight:500;
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-desktop a:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-desktop a.active{color:#fff;background:rgba(201,162,74,.14);}
.nav-desktop a.active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--gold);
}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;height:38px;padding:0 6px 0 15px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--pill);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-search:focus-within{border-color:rgba(201,162,74,.62);background:rgba(255,255,255,.1);}
.nav-search input{
  width:158px;background:transparent;border:none;outline:none;
  color:#fff;font-size:13.5px;
}
.nav-search input::placeholder{color:rgba(255,255,255,.42);}
.nav-search button{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:var(--gold);transition:background .25s;}
.nav-search button:hover{background:rgba(201,162,74,.16);}
.nav-toggle{
  display:none;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--pill);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13.5px;font-weight:500;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(201,162,74,.1);}
.nav-mobile{
  display:none;border-top:1px solid rgba(255,255,255,.08);
  background:var(--ink-2);padding:14px 0 22px;
}
.nav-mobile.open{display:block;}
.nav-mobile a{
  display:block;padding:13px 24px;color:rgba(255,255,255,.78);
  font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);
}
.nav-mobile a:hover,.nav-mobile a.active{color:var(--gold-2);background:rgba(255,255,255,.04);}
.nav-mobile .btn{margin:16px 24px 0;}

/* ===================== 首屏 Hero ===================== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  padding:58px 0 70px;
  background:
    radial-gradient(1100px 520px at 82% -18%,rgba(201,162,74,.20),transparent 62%),
    radial-gradient(700px 420px at 6% 108%,rgba(201,162,74,.10),transparent 60%),
    linear-gradient(180deg,#0f1923 0%,#131f2b 58%,#16222e 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(80% 70% at 50% 10%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(80% 70% at 50% 10%,#000 0%,transparent 78%);
}
.hero .container{position:relative;z-index:2;}
.hero-regions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.region-chip{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:var(--pill);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.62);font-size:13px;letter-spacing:.3px;
  transition:color .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
}
.region-chip:hover{color:#fff;border-color:rgba(201,162,74,.5);}
.region-chip.is-on{background:rgba(201,162,74,.16);border-color:rgba(201,162,74,.55);color:var(--gold-2);}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;
  font-size:12.5px;letter-spacing:2.6px;color:var(--gold-2);font-weight:600;
}
.hero-kicker::before{content:"";width:26px;height:1px;background:var(--gold);}
.hero h1{
  max-width:940px;
  font-size:clamp(30px,4.3vw,52px);line-height:1.24;font-weight:800;
  letter-spacing:-1px;margin:0 0 20px;color:#fff;
}
.hero h1 em{font-style:normal;color:var(--gold-2);}
.hero-sub{
  max-width:720px;font-size:17.5px;line-height:1.8;
  color:rgba(255,255,255,.76);margin:0 0 30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-lead{
  max-width:800px;font-size:15.5px;line-height:1.95;
  color:rgba(255,255,255,.62);margin:0 0 46px;
}
.near-head{
  display:flex;align-items:center;gap:14px;margin:0 0 18px;
  font-size:13px;letter-spacing:2px;color:rgba(255,255,255,.5);font-weight:600;
}
.near-head::after{content:"";flex:1;height:1px;background:rgba(255,255,255,.12);}
.city-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.city-card{
  position:relative;display:block;padding:20px 18px 18px;border-radius:var(--radius);
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.10);
  transition:transform .32s var(--ease),border-color .32s var(--ease),background .32s var(--ease),box-shadow .32s var(--ease);
}
.city-card:hover{
  transform:translateY(-5px);background:rgba(255,255,255,.085);
  border-color:rgba(201,162,74,.55);box-shadow:0 18px 40px rgba(0,0,0,.32);
}
.city-card h3{font-size:17px;margin:0 0 8px;color:#fff;letter-spacing:.4px;}
.city-card p{font-size:12.8px;line-height:1.72;color:rgba(255,255,255,.6);margin:0 0 12px;}
.city-card span{font-size:12px;color:var(--gold-2);font-weight:600;}

/* ===================== 板块通用 ===================== */
.sec{padding:84px 0;}
.sec-tight{padding:64px 0;}
.sec-alt{background:var(--surface-2);}
.sec-head{max-width:780px;margin-bottom:44px;}
.sec-head.center{margin:0 auto 48px;text-align:center;}
.sec-tag{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
  font-size:12.5px;letter-spacing:2.4px;color:var(--gold-deep);font-weight:700;
}
.sec-tag::before{content:"";width:22px;height:1px;background:var(--gold);}
.sec-head.center .sec-tag{justify-content:center;}
.sec h2{font-size:clamp(24px,2.7vw,34px);line-height:1.34;margin:0 0 16px;letter-spacing:-.6px;}
.sec-head p{color:var(--muted);font-size:15.5px;line-height:1.85;margin:0;}

/* ===================== 卡片 ===================== */
.card{
  display:flex;flex-direction:column;height:100%;
  padding:26px 24px 24px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.45);}
.card h3{font-size:17.5px;margin:14px 0 10px;line-height:1.5;}
.card p{font-size:14px;line-height:1.85;color:var(--muted);margin:0 0 16px;}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:#9aa4b0;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:var(--pill);
  font-size:12px;font-weight:600;letter-spacing:.3px;
  background:rgba(201,162,74,.13);color:var(--gold-deep);border:1px solid rgba(201,162,74,.3);
}
.badge-plain{background:#f3f0e9;color:var(--muted);border-color:var(--line);}

/* ===================== 指标看板 ===================== */
.kpi-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
}
.kpi{padding:34px 30px;border-right:1px solid var(--line-2);}
.kpi:last-child{border-right:none;}
.kpi b{display:block;font-size:40px;font-weight:800;letter-spacing:-1.4px;line-height:1.1;color:var(--gold-deep);}
.kpi span{display:block;font-size:14px;font-weight:600;color:var(--text);margin:8px 0 6px;}
.kpi p{font-size:12.8px;line-height:1.7;color:var(--muted);margin:0;}

/* ===================== 精选内容轨 ===================== */
.track{
  display:flex;gap:20px;overflow-x:auto;padding:8px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.track::-webkit-scrollbar{height:6px;}
.track::-webkit-scrollbar-track{background:var(--line-2);border-radius:3px;}
.track::-webkit-scrollbar-thumb{background:rgba(15,25,35,.18);border-radius:3px;}
.track::-webkit-scrollbar-thumb:hover{background:rgba(201,162,74,.7);}
.track-item{flex:0 0 322px;scroll-snap-align:start;}

/* ===================== 热读专题大卡 ===================== */
.feature-card{
  display:flex;flex-direction:column;height:100%;padding:32px 28px;
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(180deg,#fff 0%,#fdfcf8 100%);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.5);}
.feature-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;margin-bottom:18px;
  background:rgba(201,162,74,.13);color:var(--gold-deep);
  font-size:16px;font-weight:800;letter-spacing:.5px;
}
.feature-card h3{font-size:19px;margin:0 0 12px;}
.feature-card p{font-size:14px;line-height:1.88;color:var(--muted);margin:0 0 18px;}
.feature-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:#9aa4b0;}

/* ===================== 话题入口卡 ===================== */
.entry-card{
  display:flex;flex-direction:column;height:100%;padding:30px 26px;
  border-radius:var(--radius-lg);border:1px solid var(--line);background:#fff;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease),background .32s var(--ease);
}
.entry-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.55);background:#fffdf8;}
.entry-kicker{font-size:12px;letter-spacing:2.2px;color:var(--gold-deep);font-weight:700;margin-bottom:12px;}
.entry-card h3{font-size:20px;margin:0 0 12px;}
.entry-card p{font-size:14px;line-height:1.9;color:var(--muted);margin:0 0 20px;}
.entry-more{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--gold-deep);
}
.entry-more i{transition:transform .3s var(--ease);font-size:12px;}
.entry-card:hover .entry-more i{transform:translateX(5px);}

/* ===================== 分区索引 ===================== */
.zone{
  height:100%;padding:28px 26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.zone:hover{box-shadow:var(--shadow-sm);border-color:rgba(201,162,74,.4);}
.zone h3{
  font-size:17px;margin:0 0 6px;display:flex;align-items:center;gap:10px;
}
.zone h3 i{color:var(--gold);font-size:14px;}
.zone-note{font-size:12.5px;color:#9aa4b0;margin:0 0 18px;}
.zone-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:13px 0;border-top:1px solid var(--line-2);
  font-size:14px;line-height:1.7;color:#3b4652;
  transition:color .25s var(--ease),padding-left .25s var(--ease);
}
.zone-list li:hover{color:var(--gold-deep);padding-left:5px;}
.zone-list li em{font-style:normal;color:#b3bcc6;font-size:12.5px;flex:0 0 auto;}

/* ===================== 场景矩阵 ===================== */
.scene{
  height:100%;padding:28px 24px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.scene:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:rgba(201,162,74,.45);}
.scene-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(201,162,74,.18),rgba(201,162,74,.06));
  color:var(--gold-deep);font-size:17px;margin-bottom:16px;
}
.scene h3{font-size:16.5px;margin:0 0 9px;}
.scene p{font-size:13.5px;line-height:1.82;color:var(--muted);margin:0;}

/* ===================== 对比表 ===================== */
.cmp{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:#fff;box-shadow:var(--shadow-xs);
}
.cmp-row{
  display:grid;grid-template-columns:170px 1fr 1fr;
  border-bottom:1px solid var(--line-2);
}
.cmp-row:last-child{border-bottom:none;}
.cmp-row > span{padding:20px 24px;font-size:14px;line-height:1.75;border-right:1px solid var(--line-2);}
.cmp-row > span:last-child{border-right:none;}
.cmp-head{background:var(--surface-2);}
.cmp-head > span{font-weight:700;font-size:13.5px;letter-spacing:.6px;color:var(--muted);}
.cmp-head .cmp-us{color:var(--gold-deep);}
.cmp-us{background:rgba(201,162,74,.05);color:#26313d;font-weight:600;}
.cmp-other{color:var(--muted);}

/* ===================== 里程碑时间线 ===================== */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(201,162,74,.65),rgba(201,162,74,.08));
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 34px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:7px;width:14px;height:14px;
  border-radius:50%;background:#fff;border:3px solid var(--gold);
  box-shadow:0 0 0 4px rgba(201,162,74,.12);
}
.tl-phase{font-size:12px;letter-spacing:2px;color:var(--gold-deep);font-weight:700;margin-bottom:6px;}
.tl-item h3{font-size:17px;margin:0 0 8px;}
.tl-item p{font-size:14px;line-height:1.85;color:var(--muted);margin:0;}

/* ===================== 评分榜 ===================== */
.rank-table{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:#fff;box-shadow:var(--shadow-xs);
}
.rank-row{
  display:grid;grid-template-columns:72px 1fr 96px 96px 86px;
  align-items:center;border-bottom:1px solid var(--line-2);
  transition:background .25s var(--ease);
}
.rank-row:last-child{border-bottom:none;}
.rank-row:hover{background:#fdfbf6;}
.rank-row > span{padding:16px 20px;font-size:14px;color:#3b4652;}
.rank-head{background:var(--surface-2);}
.rank-head > span{font-size:12.5px;letter-spacing:1.4px;color:var(--muted);font-weight:700;}
.rank-no{font-weight:800;color:var(--gold-deep);font-size:15px;}
.rank-title{font-weight:600;color:var(--text);}
.rank-row .up{color:#3f8f5f;font-size:13px;font-weight:600;}
.rank-row .flat{color:#9aa4b0;font-size:13px;}

/* ===================== 资讯列表 ===================== */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 34px;}
.news-item{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);
  transition:padding-left .28s var(--ease);
}
.news-item:hover{padding-left:8px;}
.news-date{flex:0 0 74px;font-size:12.5px;letter-spacing:.8px;color:#9aa4b0;font-weight:600;padding-top:3px;}
.news-body h3{font-size:15.5px;margin:0 0 7px;line-height:1.6;}
.news-body p{font-size:13.5px;line-height:1.8;color:var(--muted);margin:0;}

/* ===================== 平台保障 ===================== */
.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.g-item{
  padding:26px 22px;border-radius:var(--radius);background:#fff;
  border:1px solid var(--line);height:100%;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.g-item:hover{transform:translateY(-5px);border-color:rgba(201,162,74,.45);box-shadow:var(--shadow-sm);}
.g-item i{font-size:19px;color:var(--gold);margin-bottom:14px;display:block;}
.g-item h3{font-size:16px;margin:0 0 9px;}
.g-item p{font-size:13.5px;line-height:1.82;color:var(--muted);margin:0;}

/* ===================== 快速解答 ===================== */
.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quick-item{
  padding:26px 24px;border-radius:var(--radius);height:100%;
  background:linear-gradient(180deg,#fff,#fdfbf6);border:1px solid var(--line);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.quick-item:hover{border-color:rgba(201,162,74,.45);box-shadow:var(--shadow-sm);}
.quick-item h3{font-size:16px;margin:0 0 10px;color:var(--gold-deep);}
.quick-item p{font-size:13.8px;line-height:1.85;color:var(--muted);margin:0;}

/* ===================== FAQ ===================== */
.faq{max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.faq-item[open]{border-color:rgba(201,162,74,.5);box-shadow:var(--shadow-sm);}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:20px 62px 20px 24px;font-size:15.5px;font-weight:650;color:var(--text);
  transition:color .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--gold-deep);}
.faq-item summary::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:600;color:var(--gold-deep);transition:transform .28s var(--ease);
}
.faq-item[open] summary::after{content:"–";}
.faq-body{padding:0 26px 22px;font-size:14.2px;line-height:1.9;color:var(--muted);}

/* ===================== 订阅表单 ===================== */
.subscribe{
  display:grid;grid-template-columns:1fr 1fr;gap:52px;
  padding:54px;border-radius:var(--radius-lg);color:#fff;
  background:
    radial-gradient(760px 380px at 88% 0%,rgba(201,162,74,.20),transparent 62%),
    linear-gradient(150deg,#0f1923,#1b2836 70%,#16222e);
  box-shadow:var(--shadow-lg);
}
.subscribe h2{font-size:clamp(23px,2.5vw,30px);color:#fff;margin:0 0 16px;}
.subscribe-lead{font-size:14.8px;line-height:1.9;color:rgba(255,255,255,.68);margin:0 0 22px;}
.sub-points li{
  display:flex;align-items:flex-start;gap:11px;padding:9px 0;
  font-size:14px;color:rgba(255,255,255,.78);
}
.sub-points i{color:var(--gold);font-size:12px;margin-top:8px;}
.sub-form{display:grid;gap:16px;align-content:start;}
.field label{display:block;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:8px;letter-spacing:.4px;}
.field input,.field select{
  width:100%;height:48px;padding:0 16px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:14.5px;outline:none;
  transition:border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field input::placeholder{color:rgba(255,255,255,.36);}
.field input:focus,.field select:focus{
  border-color:rgba(201,162,74,.75);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(201,162,74,.18);
}
.privacy{font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.48);margin:4px 0 0;}
.form-ok{
  display:none;padding:18px 20px;border-radius:var(--radius-sm);
  background:rgba(201,162,74,.14);border:1px solid rgba(201,162,74,.42);
  color:var(--gold-2);font-size:14px;line-height:1.8;
}
.form-ok.show{display:block;}

/* ===================== 页脚 ===================== */
.site-footer{
  background:var(--ink);color:rgba(255,255,255,.62);
  padding:72px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:36px;height:36px;font-size:16px;border-radius:11px;}
.footer-brand strong{color:#fff;font-size:17px;letter-spacing:.6px;font-weight:700;}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);margin:0 0 18px;max-width:330px;}
.footer-note{font-size:12.5px;color:rgba(255,255,255,.38);line-height:1.8;}
.footer-col h4{
  color:#fff;font-size:14px;letter-spacing:1.4px;margin:0 0 18px;font-weight:700;
}
.footer-col a{
  display:block;padding:7px 0;font-size:13.8px;color:rgba(255,255,255,.6);
  transition:color .25s var(--ease),padding-left .25s var(--ease);
}
.footer-col a:hover{color:var(--gold-2);padding-left:5px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);
  padding:24px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.42);
}
.footer-bottom span{letter-spacing:.4px;}

/* ===================== 细节动效 ===================== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ===================== 响应式 1024 ===================== */
@media (max-width:1024px){
  .nav-desktop,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:68px;}
  .sec{padding:66px 0;}
  .sec-tight{padding:52px 0;}
  .hero{padding:46px 0 56px;}
  .city-grid{grid-template-columns:repeat(3,1fr);}
  .kpi-bar{grid-template-columns:repeat(2,1fr);}
  .kpi{border-bottom:1px solid var(--line-2);}
  .kpi:nth-child(2n){border-right:none;}
  .kpi:nth-child(3),.kpi:nth-child(4){border-bottom:none;}
  .guarantee{grid-template-columns:repeat(2,1fr);}
  .quick{grid-template-columns:1fr;}
  .subscribe{grid-template-columns:1fr;gap:34px;padding:42px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cmp-row{grid-template-columns:130px 1fr 1fr;}
  .cmp-row > span{padding:17px 18px;font-size:13.5px;}
}

/* ===================== 响应式 768 ===================== */
@media (max-width:768px){
  .container{padding:0 20px;}
  .sec{padding:54px 0;}
  .sec-head{margin-bottom:32px;}
  .hero h1{letter-spacing:-.5px;}
  .hero-sub{font-size:16px;}
  .hero-lead{font-size:14.8px;margin-bottom:38px;}
  .city-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .track-item{flex:0 0 82%;}
  .news-list{grid-template-columns:1fr;}
  .rank-row{grid-template-columns:54px 1fr 72px;}
  .rank-row > span:nth-child(4),.rank-row > span:nth-child(5){display:none;}
  .rank-row > span{padding:14px 14px;font-size:13.5px;}
  .kpi{padding:26px 22px;}
  .kpi b{font-size:32px;}
  .subscribe{padding:32px 24px;border-radius:var(--radius);}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:38px;}
  .cmp-row{grid-template-columns:1fr;}
  .cmp-row > span{border-right:none;border-bottom:1px solid var(--line-2);}
  .cmp-row > span:last-child{border-bottom:none;}
  .cmp-head{display:none;}
  .cmp-us::before,.cmp-other::before{display:block;font-size:12px;color:#9aa4b0;margin-bottom:4px;letter-spacing:1px;}
  .cmp-us::before{content:"日本两性网";}
  .cmp-other::before{content:"常见情感账号";}
}

/* ===================== 响应式 520 ===================== */
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .brand-text small{display:none;}
  .hero{padding:38px 0 46px;}
  .hero-regions{gap:8px;margin-bottom:26px;}
  .region-chip{height:29px;padding:0 13px;font-size:12px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .city-grid{grid-template-columns:1fr;}
  .kpi-bar{grid-template-columns:1fr;}
  .kpi{border-right:none;border-bottom:1px solid var(--line-2);}
  .kpi:last-child{border-bottom:none;}
  .guarantee{grid-template-columns:1fr;}
  .track-item{flex:0 0 88%;}
  .card,.feature-card,.entry-card,.zone,.scene,.g-item,.quick-item{padding:22px 20px;}
  .news-item{gap:12px;}
  .news-date{flex:0 0 62px;font-size:12px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
/* ===================== 设计变量 ===================== */
:root{
  --ink:#0f1923;
  --ink-2:#16222e;
  --ink-3:#1f2d3a;
  --gold:#c9a24a;
  --gold-2:#e0c078;
  --gold-deep:#9c7a28;
  --bg:#f7f5f0;
  --surface:#ffffff;
  --surface-2:#fbfaf6;
  --text:#1b2430;
  --muted:#6d7986;
  --line:#e7e1d6;
  --line-2:#f1ede5;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --pill:999px;
  --shadow-xs:0 1px 3px rgba(15,25,35,.05);
  --shadow-sm:0 6px 18px rgba(15,25,35,.06);
  --shadow-md:0 16px 40px rgba(15,25,35,.10);
  --shadow-lg:0 30px 70px rgba(15,25,35,.16);
  --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
/* ===================== 基础 reset ===================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px;}
/* ===================== 容器 ===================== */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--pill);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.2px;line-height:1;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.btn i{font-size:13px;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a8822e);color:#141d26;box-shadow:0 10px 26px rgba(201,162,74,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,162,74,.38);color:#141d26;}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(201,162,74,.10);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff;}
.btn-outline{border-color:var(--line);background:#fff;color:var(--text);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn:active{transform:translateY(0) scale(.99);}
/* ===================== 顶部导航 ===================== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 2px 18px rgba(10,18,26,.28);
}
.header-inner{display:flex;align-items:center;gap:26px;height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold),#9c7a28);
  color:#141d26;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 6px 16px rgba(201,162,74,.28);
}
.brand-text{color:#fff;font-size:18px;font-weight:700;letter-spacing:.6px;line-height:1.1;}
.brand-text small{display:block;font-size:9.5px;letter-spacing:3.2px;color:rgba(255,255,255,.42);font-weight:500;margin-top:4px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-desktop a{
  position:relative;padding:9px 15px;border-radius:var(--pill);
  color:rgba(255,255,255,.72);font-size:14.5px;font-weight:500;
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-desktop a:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-desktop a.active{color:#fff;background:rgba(201,162,74,.14);}
.nav-desktop a.active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--gold);
}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;height:38px;padding:0 6px 0 15px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--pill);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-search:focus-within{border-color:rgba(201,162,74,.62);background:rgba(255,255,255,.1);}
.nav-search input{width:158px;background:transparent;border:none;outline:none;color:#fff;font-size:13.5px;}
.nav-search input::placeholder{color:rgba(255,255,255,.42);}
.nav-search button{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:var(--gold);transition:background .25s;}
.nav-search button:hover{background:rgba(201,162,74,.16);}
.nav-toggle{
  display:none;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--pill);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13.5px;font-weight:500;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(201,162,74,.1);}
.nav-mobile{display:none;border-top:1px solid rgba(255,255,255,.08);background:var(--ink-2);padding:14px 0 22px;}
.nav-mobile.open{display:block;}
.nav-mobile a{display:block;padding:13px 24px;color:rgba(255,255,255,.78);font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);}
.nav-mobile a:hover,.nav-mobile a.active{color:var(--gold-2);background:rgba(255,255,255,.04);}
.nav-mobile .btn{margin:16px 24px 0;}
/* ===================== 通用板块 ===================== */
.section{padding:78px 0;}
.section--soft{background:var(--surface-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);}
.section--dark{background:linear-gradient(180deg,#101a24,#16222e);color:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:2.4px;font-weight:700;color:var(--gold-deep);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold);display:inline-block;}
.section--dark .eyebrow{color:var(--gold-2);}
.section-title{font-size:33px;line-height:1.32;font-weight:800;letter-spacing:-.4px;color:var(--ink);}
.section--dark .section-title{color:#fff;}
.section-desc{margin-top:16px;font-size:15.5px;color:var(--muted);line-height:1.9;}
.section--dark .section-desc{color:rgba(255,255,255,.66);}
/* ===================== 首屏 ===================== */
.hero{
  position:relative;overflow:hidden;color:#fff;padding:64px 0 76px;
  background:
    radial-gradient(1100px 520px at 82% -18%,rgba(201,162,74,.20),transparent 62%),
    radial-gradient(700px 420px at 6% 108%,rgba(201,162,74,.10),transparent 60%),
    linear-gradient(180deg,#0f1923 0%,#131f2b 58%,#16222e 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.30;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
}
.hero-inner{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 16px;border-radius:var(--pill);
  background:rgba(201,162,74,.14);border:1px solid rgba(201,162,74,.36);
  color:var(--gold-2);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(201,162,74,.18);}
.hero h1{margin-top:22px;font-size:44px;line-height:1.26;font-weight:800;letter-spacing:-.8px;}
.hero h1 em{font-style:normal;color:var(--gold-2);}
.hero-lead{margin-top:20px;font-size:16.5px;line-height:1.92;color:rgba(255,255,255,.74);max-width:600px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-meta{margin-top:22px;font-size:13px;color:rgba(255,255,255,.48);display:flex;flex-wrap:wrap;gap:20px;}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--gold);}
.hero-panel{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-lg);
  padding:30px 30px 26px;
  box-shadow:0 30px 70px rgba(6,12,18,.45);
  backdrop-filter:blur(6px);
}
.hero-panel h2{font-size:17.5px;font-weight:700;color:#fff;display:flex;align-items:center;gap:10px;}
.hero-panel h2 i{color:var(--gold);font-size:15px;}
.perk-list{margin-top:20px;display:grid;gap:14px;}
.perk-list li{display:flex;gap:12px;font-size:14.2px;line-height:1.72;color:rgba(255,255,255,.8);}
.perk-list i{color:var(--gold-2);font-size:13px;margin-top:5px;flex:0 0 auto;}
.hero-qualify{
  margin-top:22px;padding-top:20px;border-top:1px dashed rgba(255,255,255,.18);
}
.hero-qualify .q-label{font-size:12px;letter-spacing:2px;color:var(--gold-2);font-weight:700;margin-bottom:9px;}
.hero-qualify p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);}
/* ===================== 指标看板 ===================== */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm);}
.metric{padding:34px 30px;border-right:1px solid var(--line-2);transition:background .3s var(--ease);}
.metric:last-child{border-right:none;}
.metric:hover{background:var(--surface-2);}
.metric-num{font-size:40px;font-weight:800;line-height:1;color:var(--gold-deep);letter-spacing:-1px;}
.metric-num sup{font-size:16px;font-weight:700;margin-left:4px;top:-14px;}
.metric-label{margin-top:14px;font-size:14.5px;font-weight:600;color:var(--ink);}
.metric-note{margin-top:7px;font-size:12.8px;color:var(--muted);line-height:1.7;}
/* ===================== 卡片网格 ===================== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--shadow-xs);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.42);}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(201,162,74,.18),rgba(201,162,74,.06));
  color:var(--gold-deep);font-size:18px;margin-bottom:18px;
}
.card h3{font-size:17.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.card p{margin-top:11px;font-size:14.3px;color:var(--muted);line-height:1.85;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--pill);
  font-size:12.2px;font-weight:600;color:var(--gold-deep);
  background:rgba(201,162,74,.10);border:1px solid rgba(201,162,74,.24);
}
.tag--gray{color:var(--muted);background:var(--surface-2);border-color:var(--line);}
/* ===================== 对比表 ===================== */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.table-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:760px;}
table.compare th,table.compare td{padding:17px 22px;text-align:left;font-size:14.4px;border-bottom:1px solid var(--line-2);}
table.compare thead th{
  background:var(--ink);color:#fff;font-weight:600;font-size:13.6px;letter-spacing:.6px;
  border-bottom:none;white-space:nowrap;
}
table.compare thead th:first-child{color:var(--gold-2);}
table.compare tbody tr{transition:background .25s var(--ease);}
table.compare tbody tr:hover{background:var(--surface-2);}
table.compare tbody th{font-weight:600;color:var(--ink);background:rgba(247,245,240,.55);white-space:nowrap;}
table.compare tbody td{color:var(--muted);}
table.compare tbody td strong{color:var(--ink);font-weight:700;}
.table-foot{padding:18px 24px;background:var(--surface-2);font-size:12.8px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line-2);}
/* ===================== 历程时间线 ===================== */
.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,rgba(201,162,74,.7),rgba(201,162,74,.08));}
.timeline-item{position:relative;padding-bottom:34px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-34px;top:7px;width:18px;height:18px;border-radius:50%;
  background:var(--surface);border:3px solid var(--gold);box-shadow:0 0 0 5px rgba(201,162,74,.10);
}
.timeline-item h3{font-size:17px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.timeline-item .stage{
  font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--gold-deep);
  background:rgba(201,162,74,.12);border-radius:var(--pill);padding:3px 11px;
}
.timeline-item p{margin-top:9px;font-size:14.4px;color:var(--muted);line-height:1.88;}
/* ===================== 资讯列表 ===================== */
.news-list{border-top:1px solid var(--line);}
.news-item{
  display:grid;grid-template-columns:96px 1fr auto;gap:26px;align-items:center;
  padding:24px 8px;border-bottom:1px solid var(--line);
  transition:background .28s var(--ease),padding .28s var(--ease);
}
.news-item:hover{background:var(--surface);padding-left:18px;padding-right:18px;}
.news-date{font-size:13px;font-weight:700;color:var(--gold-deep);letter-spacing:.8px;}
.news-main h3{font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.55;}
.news-main p{margin-top:7px;font-size:13.8px;color:var(--muted);line-height:1.8;}
.news-tag{
  font-size:12.2px;font-weight:600;color:var(--muted);
  border:1px solid var(--line);border-radius:var(--pill);padding:5px 14px;white-space:nowrap;
  transition:color .25s var(--ease),border-color .25s var(--ease);
}
.news-item:hover .news-tag{color:var(--gold-deep);border-color:rgba(201,162,74,.45);}
/* ===================== 保障区 ===================== */
.guard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.guard{
  display:flex;gap:18px;padding:28px 26px;border-radius:var(--radius);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);
  transition:border-color .3s var(--ease),transform .3s var(--ease),background .3s var(--ease);
}
.guard:hover{transform:translateY(-4px);border-color:rgba(201,162,74,.45);background:rgba(255,255,255,.075);}
.guard i{
  width:44px;height:44px;flex:0 0 auto;border-radius:13px;display:grid;place-items:center;
  background:rgba(201,162,74,.14);color:var(--gold-2);font-size:17px;
}
.guard h3{font-size:16.5px;font-weight:700;color:#fff;}
.guard p{margin-top:9px;font-size:14.2px;color:rgba(255,255,255,.63);line-height:1.85;}
/* ===================== 快速解答 ===================== */
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.quick-item{
  padding:24px 24px 22px;border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);border-left:3px solid var(--gold);
  box-shadow:var(--shadow-xs);transition:box-shadow .3s var(--ease),transform .3s var(--ease);
}
.quick-item:hover{box-shadow:var(--shadow-sm);transform:translateX(3px);}
.quick-item h3{font-size:15.6px;font-weight:700;color:var(--ink);display:flex;gap:10px;align-items:baseline;}
.quick-item h3 span{color:var(--gold);font-size:13px;font-weight:800;}
.quick-item p{margin-top:9px;font-size:14px;color:var(--muted);line-height:1.85;}
/* ===================== FAQ ===================== */
.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.faq-item[open]{border-color:rgba(201,162,74,.5);box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:21px 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:16px;font-weight:700;color:var(--ink);
  transition:color .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--gold-deep);}
.faq-item summary .chev{
  width:28px;height:28px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;
  background:rgba(201,162,74,.12);color:var(--gold-deep);font-size:12px;
  transition:transform .3s var(--ease),background .3s var(--ease);
}
.faq-item[open] summary .chev{transform:rotate(180deg);background:rgba(201,162,74,.22);}
.faq-body{padding:0 26px 24px;font-size:14.5px;color:var(--muted);line-height:1.92;}
.faq-body p + p{margin-top:10px;}
/* ===================== 转化表单 ===================== */
.cta-band{
  position:relative;overflow:hidden;color:#fff;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#101a24 0%,#1a2836 55%,#223344 100%);
  padding:52px 56px;box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,162,74,.28),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:start;}
.cta-copy h2{font-size:30px;font-weight:800;line-height:1.35;letter-spacing:-.4px;}
.cta-copy p{margin-top:16px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.68);}
.cta-points{margin-top:24px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:11px;font-size:14.2px;color:rgba(255,255,255,.78);}
.cta-points i{color:var(--gold-2);font-size:13px;margin-top:5px;}
.form-card{
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:30px 28px;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;font-weight:600;color:rgba(255,255,255,.72);letter-spacing:.4px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:14.2px;outline:none;
  transition:border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.field textarea{min-height:92px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.36);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:rgba(201,162,74,.68);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 4px rgba(201,162,74,.14);
}
.field select option{color:#1b2430;}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:6px;}
.form-note{font-size:12.4px;color:rgba(255,255,255,.45);line-height:1.7;}
.form-feedback{
  grid-column:1 / -1;display:none;font-size:13.5px;color:var(--gold-2);
  background:rgba(201,162,74,.12);border:1px solid rgba(201,162,74,.35);
  border-radius:var(--radius-sm);padding:12px 16px;
}
.form-feedback.show{display:block;}
/* ===================== 页脚 ===================== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.68);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand strong{color:#fff;font-size:18px;font-weight:700;letter-spacing:.4px;}
.footer-desc{font-size:14px;line-height:1.88;color:rgba(255,255,255,.58);max-width:380px;}
.footer-note{margin-top:14px;font-size:12.6px;color:rgba(255,255,255,.38);line-height:1.7;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:1.4px;margin:0 0 18px;}
.footer-col a{display:block;padding:7px 0;font-size:14px;color:rgba(255,255,255,.6);}
.footer-col a:hover{color:var(--gold-2);}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:12.6px;color:rgba(255,255,255,.42);
}
/* ===================== 响应式 ===================== */
@media screen and (max-width:1080px){
  .nav-desktop{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:37px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(2){border-right:none;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line-2);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{padding:42px 36px;}
  .cta-inner{grid-template-columns:1fr;gap:36px;}
}
@media screen and (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-title{font-size:26px;}
  .hero{padding:48px 0 58px;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15.3px;}
  .grid-3,.grid-2,.guard-grid,.quick-grid,.form-grid{grid-template-columns:1fr;}
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-right:none;border-bottom:1px solid var(--line-2);}
  .metric:last-child{border-bottom:none;}
  .news-item{grid-template-columns:1fr;gap:10px;padding:20px 6px;}
  .news-item:hover{padding-left:12px;padding-right:12px;}
  .timeline{padding-left:28px;}
  .timeline-item::before{left:-28px;}
  .hero-panel{padding:24px 20px;}
  .cta-band{padding:34px 22px;}
  .cta-copy h2{font-size:24px;}
  .form-card{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media screen and (max-width:520px){
  .hero h1{font-size:25px;letter-spacing:-.4px;}
  .hero-cta .btn{width:100%;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .brand-text{font-size:16px;}
  .brand-text small{letter-spacing:2.4px;}
  .section-title{font-size:23px;}
  .metric-num{font-size:34px;}
  .faq-item summary{padding:17px 18px;font-size:15px;}
  .faq-body{padding:0 18px 20px;}
}

/* roulang page: category3 */
:root{
 --ink:#0f1923;
 --ink-2:#16222e;
 --ink-3:#1f2d3a;
 --gold:#c9a24a;
 --gold-2:#e0c078;
 --gold-deep:#9c7a28;
 --bg:#f7f5f0;
 --surface:#ffffff;
 --surface-2:#fbfaf6;
 --text:#1b2430;
 --muted:#6d7986;
 --line:#e7e1d6;
 --line-2:#f1ede5;
 --radius-lg:22px;
 --radius:16px;
 --radius-sm:10px;
 --pill:999px;
 --shadow-xs:0 1px 3px rgba(15,25,35,.05);
 --shadow-sm:0 6px 18px rgba(15,25,35,.06);
 --shadow-md:0 16px 40px rgba(15,25,35,.10);
 --shadow-lg:0 30px 70px rgba(15,25,35,.16);
 --container:1200px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
 font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
h1,h2,h3,h4,h5,h6{font-family:inherit;font-weight:700;color:var(--text);margin:0;line-height:1.36;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,[type="submit"],[type="button"]{font:inherit;color:inherit;background:transparent;border:0;cursor:pointer;margin:0;}
input,select,textarea{font:inherit;color:inherit;margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px;}
::selection{background:rgba(201,162,74,.28);}
/* ============ 容器 ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-narrow{max-width:960px;}
/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 26px;border-radius:var(--pill);border:1px solid transparent;
 font-size:15px;font-weight:600;letter-spacing:.2px;line-height:1;cursor:pointer;
 transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.btn i{font-size:13px;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a8822e);color:#141d26;box-shadow:0 10px 26px rgba(201,162,74,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,162,74,.38);color:#141d26;}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(201,162,74,.10);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff;}
.btn-outline{border-color:var(--line);background:#fff;color:var(--text);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn:active{transform:translateY(0) scale(.99);}
/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:120;
 background:var(--ink);
 border-bottom:1px solid rgba(255,255,255,.08);
 box-shadow:0 2px 18px rgba(10,18,26,.28);
}
.header-inner{display:flex;align-items:center;gap:26px;height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
 width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--gold),#9c7a28);
 color:#141d26;font-weight:800;font-size:17px;
 box-shadow:0 6px 16px rgba(201,162,74,.28);
}
.brand-text{color:#fff;font-size:18px;font-weight:700;letter-spacing:.6px;line-height:1.1;}
.brand-text small{display:block;font-size:9.5px;letter-spacing:3.2px;color:rgba(255,255,255,.42);font-weight:500;margin-top:4px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-desktop a{
 position:relative;padding:9px 15px;border-radius:var(--pill);
 color:rgba(255,255,255,.72);font-size:14.5px;font-weight:500;
 transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-desktop a:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-desktop a.active{color:#fff;background:rgba(201,162,74,.14);}
.nav-desktop a.active::after{
 content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
 width:16px;height:2px;border-radius:2px;background:var(--gold);
}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
 display:flex;align-items:center;height:38px;padding:0 6px 0 15px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
 border-radius:var(--pill);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-search:focus-within{border-color:rgba(201,162,74,.62);background:rgba(255,255,255,.1);}
.nav-search input{width:158px;background:transparent;border:none;outline:none;color:#fff;font-size:13.5px;box-shadow:none;}
.nav-search input::placeholder{color:rgba(255,255,255,.42);}
.nav-search button{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:var(--gold);transition:background .25s;}
.nav-search button:hover{background:rgba(201,162,74,.16);}
.nav-toggle{
 display:none;align-items:center;gap:8px;height:38px;padding:0 16px;
 border-radius:var(--pill);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:13.5px;font-weight:500;
 transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(201,162,74,.1);}
.nav-mobile{display:none;border-top:1px solid rgba(255,255,255,.08);background:var(--ink-2);padding:14px 0 22px;}
.nav-mobile.open{display:block;}
.nav-mobile a{display:block;padding:13px 24px;color:rgba(255,255,255,.78);font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);}
.nav-mobile a:hover,.nav-mobile a.active{color:var(--gold-2);background:rgba(255,255,255,.04);}
.nav-mobile .btn{margin:16px 24px 0;}
/* ============ 通用板块 ============ */
.section{padding:70px 0;position:relative;}
.section-alt{background:var(--surface);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:36px;}
.section-head--stack{display:block;}
.sec-kicker{
 display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:2.4px;
 color:var(--gold-deep);font-weight:700;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--gold);display:inline-block;}
.sec-title{font-size:30px;letter-spacing:.3px;}
.sec-desc{color:var(--muted);font-size:15px;max-width:660px;margin-top:12px;}
.sec-side{flex:0 0 auto;font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.sec-side i{color:var(--gold);}
/* ============ 首屏矮横幅 ============ */
.page-hero{
 position:relative;overflow:hidden;padding:46px 0 54px;
 background:linear-gradient(180deg,#fdfcf8 0%,var(--bg) 100%);
 border-bottom:1px solid var(--line);
}
.page-hero::after{
 content:"";position:absolute;right:-140px;top:-170px;width:460px;height:460px;border-radius:50%;
 background:radial-gradient(circle,rgba(201,162,74,.16),transparent 68%);pointer-events:none;
}
.hero-crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.hero-crumb a:hover{color:var(--gold-deep);}
.hero-crumb i{font-size:10px;color:var(--line);}
.hero-crumb span{color:var(--gold-deep);font-weight:600;}
.hero-title{font-size:40px;letter-spacing:.2px;line-height:1.28;max-width:760px;}
.hero-title em{font-style:normal;color:var(--gold-deep);}
.hero-sub{color:var(--muted);font-size:16px;max-width:700px;margin-top:18px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px;padding-top:24px;border-top:1px dashed var(--line);}
.hero-meta div{font-size:13px;color:var(--muted);}
.hero-meta strong{display:block;font-size:20px;color:var(--text);font-weight:800;letter-spacing:-.4px;margin-bottom:2px;}
/* 首屏右侧面板 */
.route-panel{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-sm);padding:26px 26px 20px;position:relative;z-index:2;
}
.route-panel h3{font-size:16px;display:flex;align-items:center;gap:9px;}
.route-panel h3 i{color:var(--gold);font-size:14px;}
.route-panel .route-note{font-size:13px;color:var(--muted);margin-top:8px;}
.route-list{margin-top:18px;}
.route-list li{
 display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line);
 transition:background .25s var(--ease);
}
.route-list li:last-child{border-bottom:0;}
.route-list li:hover{background:var(--surface-2);}
.route-num{
 flex:0 0 auto;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;
 background:rgba(201,162,74,.13);color:var(--gold-deep);font-size:12px;font-weight:800;
}
.route-city{font-size:14.5px;font-weight:600;}
.route-desc{font-size:13px;color:var(--muted);margin-top:2px;}
/* ============ 指标看板 ============ */
.kpi-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;height:100%;box-shadow:var(--shadow-xs);
 transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.kpi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.42);}
.kpi-num{font-size:38px;font-weight:800;line-height:1;color:var(--gold-deep);letter-spacing:-1px;}
.kpi-num span{font-size:16px;font-weight:700;margin-left:3px;letter-spacing:0;}
.kpi-label{font-size:14.5px;font-weight:600;margin-top:14px;}
.kpi-note{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.65;}
/* ============ 城市现场矩阵 ============ */
.city-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;height:100%;display:flex;flex-direction:column;gap:12px;
 transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.city-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.5);}
.badge{
 display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--pill);
 font-size:12px;font-weight:600;letter-spacing:.4px;
 background:rgba(201,162,74,.12);color:var(--gold-deep);border:1px solid rgba(201,162,74,.28);
}
.badge-plain{background:var(--surface-2);color:var(--muted);border-color:var(--line);}
.city-card h3{font-size:18px;}
.city-card p{font-size:14px;color:var(--muted);}
.city-fact{
 margin-top:auto;padding:12px 14px;border-left:3px solid var(--gold);
 background:var(--surface-2);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
 font-size:13.5px;color:var(--muted);
}
.city-fact b{color:var(--text);font-weight:600;}
/* ============ 结果对比 ============ */
.compare-wrap{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow-sm);
}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;}
.compare-col{padding:28px 26px;}
.compare-col--b{background:var(--surface-2);border-left:1px solid var(--line);}
.compare-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:6px;}
.compare-head h3{font-size:17px;}
.compare-row{display:flex;gap:16px;padding:14px 0;border-bottom:1px dashed var(--line);}
.compare-row:last-child{border-bottom:0;}
.compare-key{flex:0 0 84px;font-size:13px;color:var(--muted);line-height:1.7;}
.compare-val{font-size:14px;line-height:1.7;}
/* ============ 走访里程碑 ============ */
.timeline{position:relative;padding-left:32px;}
.timeline::before{
 content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;border-radius:2px;
 background:linear-gradient(180deg,var(--gold),rgba(201,162,74,.15));
}
.timeline-item{position:relative;padding-bottom:28px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
 content:"";position:absolute;left:-32px;top:8px;width:12px;height:12px;border-radius:50%;
 background:#fff;border:3px solid var(--gold);box-sizing:content-box;
}
.timeline-item h3{font-size:16.5px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.timeline-item p{font-size:14px;color:var(--muted);margin-top:8px;max-width:760px;}
.timeline-phase{font-size:12px;letter-spacing:1.6px;color:var(--gold-deep);font-weight:700;}
/* ============ 现场手记列表 ============ */
.story-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;height:100%;display:flex;flex-direction:column;
 transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.story-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(201,162,74,.45);}
.story-thumb{
 height:120px;display:grid;place-items:center;position:relative;overflow:hidden;
 background:linear-gradient(135deg,#16222e 0%,#22333f 55%,#2c3f4d 100%);
}
.story-thumb::after{
 content:"";position:absolute;inset:0;
 background:radial-gradient(420px 160px at 84% -30%,rgba(201,162,74,.30),transparent 62%);
}
.story-thumb i{font-size:26px;color:var(--gold-2);position:relative;z-index:1;}
.story-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.story-body h3{font-size:16.5px;line-height:1.5;}
.story-body p{font-size:13.5px;color:var(--muted);}
.story-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);padding-top:12px;border-top:1px dashed var(--line);}
.story-foot b{color:var(--gold-deep);font-weight:600;}
/* ============ 平台保障 ============ */
.assure-card{
 display:flex;gap:16px;padding:22px;background:var(--surface);
 border:1px solid var(--line);border-radius:var(--radius);height:100%;
 transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.assure-card:hover{border-color:rgba(201,162,74,.45);box-shadow:var(--shadow-sm);}
.assure-icon{
 flex:0 0 auto;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:rgba(201,162,74,.13);color:var(--gold-deep);font-size:17px;
}
.assure-card h3{font-size:15.5px;}
.assure-card p{font-size:13.5px;color:var(--muted);margin-top:8px;}
/* ============ 快速解答 ============ */
.quick-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;height:100%;transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.quick-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);}
.quick-idx{font-size:12px;font-weight:800;letter-spacing:2px;color:var(--gold);}
.quick-q{font-size:16.5px;font-weight:700;margin-top:10px;}
.quick-a{font-size:14px;color:var(--muted);margin-top:10px;}
/* ============ FAQ ============ */
.faq-list{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);overflow:hidden;box-shadow:var(--shadow-xs);}
.faq-item{border-bottom:1px solid var(--line-2);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:20px 26px;font-size:16px;font-weight:600;cursor:pointer;list-style:none;
 transition:background .25s var(--ease),color .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:var(--surface-2);color:var(--gold-deep);}
.faq-ico{
 flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
 background:rgba(201,162,74,.14);color:var(--gold-deep);font-size:12px;
 transition:transform .3s var(--ease);
}
.faq-item[open] summary{color:var(--gold-deep);}
.faq-item[open] .faq-ico{transform:rotate(45deg);}
.faq-body{padding:0 26px 22px;color:var(--muted);font-size:14.5px;max-width:900px;}
/* ============ 订阅转化区 ============ */
.subscribe{
 position:relative;overflow:hidden;color:#fff;padding:70px 0;
 background:linear-gradient(120deg,#0f1923 0%,#1a2735 58%,#223245 100%);
}
.subscribe::after{
 content:"";position:absolute;right:-120px;bottom:-180px;width:460px;height:460px;border-radius:50%;
 background:radial-gradient(circle,rgba(201,162,74,.20),transparent 66%);pointer-events:none;
}
.subscribe h2{color:#fff;font-size:30px;letter-spacing:.3px;}
.subscribe .lead{color:rgba(255,255,255,.70);font-size:15px;margin-top:14px;max-width:620px;}
.sub-points{display:flex;flex-direction:column;gap:12px;margin-top:24px;}
.sub-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.78);}
.sub-points i{color:var(--gold);margin-top:5px;font-size:12px;}
.sub-form{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px;}
.sub-form input[type="email"],.sub-form select{
 height:52px;padding:0 20px;border-radius:var(--pill);
 border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
 color:#fff;outline:none;box-shadow:none;
 transition:border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.sub-form input[type="email"]{flex:1 1 260px;}
.sub-form select{flex:0 1 190px;cursor:pointer;}
.sub-form select option{color:#1b2430;}
.sub-form input[type="email"]::placeholder{color:rgba(255,255,255,.45);}
.sub-form input[type="email"]:focus,.sub-form select:focus{border-color:var(--gold);background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(201,162,74,.16);}
.form-hint{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:14px;}
.form-msg{font-size:13.5px;color:var(--gold-2);margin-top:14px;display:none;}
.form-msg.show{display:block;}
/* ============ 页脚 ============ */
.site-footer{background:#0c141c;color:rgba(255,255,255,.66);padding:62px 0 26px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand strong{color:#fff;font-size:17px;letter-spacing:.4px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.58);max-width:360px;}
.footer-note{font-size:12.5px;color:rgba(255,255,255,.38);margin-top:14px;}
.footer-col h4{color:#fff;font-size:14.5px;margin-bottom:16px;letter-spacing:.6px;}
.footer-col a{display:block;padding:6px 0;color:rgba(255,255,255,.62);font-size:13.5px;transition:color .25s var(--ease),transform .25s var(--ease);}
.footer-col a:hover{color:var(--gold-2);transform:translateX(3px);}
.footer-bottom{
 margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
 font-size:12.5px;color:rgba(255,255,255,.42);
}
/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
 .nav-desktop,.nav-search{display:none;}
 .nav-toggle{display:inline-flex;}
 .header-inner{height:66px;gap:16px;}
 .hero-title{font-size:34px;}
 .section{padding:58px 0;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
 .route-panel{margin-top:34px;}
}
@media screen and (max-width:768px){
 .container{padding:0 18px;}
 .hero-title{font-size:29px;}
 .hero-sub{font-size:15px;}
 .sec-title{font-size:24px;}
 .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
 .section{padding:50px 0;}
 .compare-grid{grid-template-columns:1fr;}
 .compare-col--b{border-left:0;border-top:1px solid var(--line);}
 .subscribe h2{font-size:24px;}
 .subscribe{padding:56px 0;}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 .brand-text{font-size:16.5px;}
 .kpi-num{font-size:32px;}
}
@media screen and (max-width:520px){
 .container{padding:0 16px;}
 .hero-title{font-size:25px;}
 .hero-cta .btn{width:100%;}
 .hero-meta{gap:18px;}
 .hero-meta strong{font-size:18px;}
 .section{padding:44px 0;}
 .sec-title{font-size:22px;}
 .route-panel{padding:20px;}
 .faq-item summary{padding:17px 18px;font-size:15px;}
 .faq-body{padding:0 18px 18px;}
 .sub-form input[type="email"],.sub-form select{flex:1 1 100%;width:100%;}
 .sub-form .btn{width:100%;}
 .timeline{padding-left:26px;}
 .timeline-item::before{left:-26px;}
 .timeline::before{left:4px;}
}

/* roulang page: category2 */
:root{
 --ink:#0f1923;
 --ink-2:#16222e;
 --ink-3:#1f2d3a;
 --gold:#c9a24a;
 --gold-2:#e0c078;
 --gold-deep:#9c7a28;
 --bg:#f7f5f0;
 --surface:#ffffff;
 --surface-2:#fbfaf6;
 --text:#1b2430;
 --muted:#6d7986;
 --line:#e7e1d6;
 --line-2:#f1ede5;
 --radius-lg:22px;
 --radius:16px;
 --radius-sm:10px;
 --pill:999px;
 --shadow-xs:0 1px 3px rgba(15,25,35,.05);
 --shadow-sm:0 6px 18px rgba(15,25,35,.06);
 --shadow-md:0 16px 40px rgba(15,25,35,.10);
 --shadow-lg:0 30px 70px rgba(15,25,35,.16);
 --container:1200px;
 --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 基础 reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
 font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
summary{list-style:none;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px;}

/* ---------- 容器与栅格 ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.grid-x{display:flex;flex-wrap:wrap;margin-left:-13px;margin-right:-13px;margin-bottom:-28px;}
.grid-x > .cell{padding-left:13px;padding-right:13px;margin-bottom:28px;}
.grid-x.align-middle{align-items:center;}
.grid-x.align-stretch{align-items:stretch;}

/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 26px;border-radius:var(--pill);border:1px solid transparent;
 font-size:15px;font-weight:600;letter-spacing:.2px;line-height:1.1;cursor:pointer;
 transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.btn i{font-size:13px;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a8822e);color:#141d26;box-shadow:0 10px 26px rgba(201,162,74,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,162,74,.38);color:#141d26;}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(201,162,74,.10);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff;}
.btn-outline{border-color:var(--line);background:#fff;color:var(--text);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn:active{transform:translateY(0) scale(.99);}

/* ---------- 顶部导航（与首页统一） ---------- */
.site-header{
 position:sticky;top:0;z-index:120;
 background:var(--ink);
 border-bottom:1px solid rgba(255,255,255,.08);
 box-shadow:0 2px 18px rgba(10,18,26,.28);
}
.header-inner{display:flex;align-items:center;gap:26px;height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
 width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--gold),#9c7a28);
 color:#141d26;font-weight:800;font-size:17px;
 box-shadow:0 6px 16px rgba(201,162,74,.28);
}
.brand-text{color:#fff;font-size:18px;font-weight:700;letter-spacing:.6px;line-height:1.1;}
.brand-text small{display:block;font-size:9.5px;letter-spacing:3.2px;color:rgba(255,255,255,.42);font-weight:500;margin-top:4px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-desktop a{
 position:relative;padding:9px 15px;border-radius:var(--pill);
 color:rgba(255,255,255,.72);font-size:14.5px;font-weight:500;
}
.nav-desktop a:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-desktop a.active{color:#fff;background:rgba(201,162,74,.14);}
.nav-desktop a.active::after{
 content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
 width:16px;height:2px;border-radius:2px;background:var(--gold);
}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
 display:flex;align-items:center;height:38px;padding:0 6px 0 15px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
 border-radius:var(--pill);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.nav-search:focus-within{border-color:rgba(201,162,74,.62);background:rgba(255,255,255,.1);}
.nav-search input{width:158px;background:transparent;border:none;outline:none;color:#fff;font-size:13.5px;}
.nav-search input::placeholder{color:rgba(255,255,255,.42);}
.nav-search button{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:var(--gold);transition:background .25s var(--ease);}
.nav-search button:hover{background:rgba(201,162,74,.16);}
.nav-toggle{
 display:none;align-items:center;gap:8px;height:38px;padding:0 16px;
 border-radius:var(--pill);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:13.5px;font-weight:500;
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(201,162,74,.1);}
.nav-mobile{display:none;border-top:1px solid rgba(255,255,255,.08);background:var(--ink-2);padding:14px 0 22px;}
.nav-mobile.open{display:block;}
.nav-mobile a{display:block;padding:13px 24px;color:rgba(255,255,255,.78);font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);}
.nav-mobile a:hover,.nav-mobile a.active{color:var(--gold-2);background:rgba(255,255,255,.04);}
.nav-mobile .btn{margin:16px 24px 0;}

/* ---------- 首屏（本地感 / 城市坐标） ---------- */
.hero{
 position:relative;overflow:hidden;color:#fff;padding:62px 0 78px;
 background:
 radial-gradient(1100px 520px at 84% -18%,rgba(201,162,74,.20),transparent 62%),
 radial-gradient(700px 420px at 4% 108%,rgba(201,162,74,.10),transparent 60%),
 linear-gradient(180deg,#0f1923 0%,#131f2b 58%,#16222e 100%);
}
.hero::before{
 content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
 background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
 background-size:64px 64px;
 mask-image:radial-gradient(680px 420px at 70% 10%,#000,transparent 78%);
 -webkit-mask-image:radial-gradient(680px 420px at 70% 10%,#000,transparent 78%);
}
.hero .container{position:relative;z-index:2;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 16px 7px 12px;
 border-radius:var(--pill);background:rgba(201,162,74,.14);
 border:1px solid rgba(201,162,74,.34);color:var(--gold-2);
 font-size:13px;letter-spacing:1.2px;font-weight:600;
}
.hero-badge i{font-size:12px;}
.hero h1{font-size:clamp(30px,4.5vw,50px);line-height:1.2;margin-top:22px;letter-spacing:-.02em;}
.hero-lead{margin-top:18px;max-width:560px;font-size:16.4px;color:rgba(255,255,255,.72);line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags span{
 font-size:13px;padding:6px 15px;border-radius:var(--pill);
 border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.72);
 transition:border-color .25s var(--ease),color .25s var(--ease);
}
.hero-tags span:hover{border-color:var(--gold);color:var(--gold-2);}
.hero-copy > *{animation:riseIn .8s var(--ease) both;}
.hero-copy > *:nth-child(2){animation-delay:.08s;}
.hero-copy > *:nth-child(3){animation-delay:.16s;}
.hero-copy > *:nth-child(4){animation-delay:.24s;}
.hero-copy > *:nth-child(5){animation-delay:.32s;}
@keyframes riseIn{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:none;}}

/* 城市坐标面板 */
.region-panel{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius-lg);padding:26px 26px 22px;
 box-shadow:var(--shadow-lg);backdrop-filter:blur(6px);
 animation:riseIn .9s var(--ease) both;animation-delay:.18s;
}
.region-head{display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:rgba(255,255,255,.68);letter-spacing:.8px;}
.region-head .live{display:inline-flex;align-items:center;gap:8px;color:var(--gold-2);font-size:12.5px;}
.region-head .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(201,162,74,.18);}
.region-list{margin-top:24px;display:grid;gap:17px;}
.region-item{display:grid;grid-template-columns:80px 1fr 46px;align-items:center;gap:14px;font-size:14px;}
.region-name{color:rgba(255,255,255,.88);}
.region-bar{height:6px;border-radius:3px;background:rgba(255,255,255,.12);overflow:hidden;}
.region-bar i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--gold-deep),var(--gold-2));animation:growBar 1.1s var(--ease) both;}
.region-item:nth-child(2) .region-bar i{animation-delay:.1s;}
.region-item:nth-child(3) .region-bar i{animation-delay:.2s;}
.region-item:nth-child(4) .region-bar i{animation-delay:.3s;}
.region-item:nth-child(5) .region-bar i{animation-delay:.4s;}
.region-item:nth-child(6) .region-bar i{animation-delay:.5s;}
@keyframes growBar{from{width:0 !important;}}
.region-val{text-align:right;color:var(--gold-2);font-weight:700;font-variant-numeric:tabular-nums;}
.region-note{margin-top:22px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);font-size:12.6px;color:rgba(255,255,255,.5);}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0;}
.section-tint{background:var(--surface-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);}
.section-dark{background:linear-gradient(160deg,#0f1923,#17232f);color:#fff;}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:40px;}
.sec-copy{max-width:700px;}
.sec-kicker{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;letter-spacing:2.4px;color:var(--gold-deep);text-transform:uppercase;}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px;}
.section-dark .sec-kicker{color:var(--gold-2);}
.sec-title{font-size:clamp(23px,2.9vw,33px);margin-top:12px;}
.sec-lead{margin-top:12px;color:var(--muted);font-size:15.4px;}
.section-dark .sec-lead{color:rgba(255,255,255,.66);}
.sec-aside{font-size:14px;color:var(--muted);}

/* ---------- 指标看板 ---------- */
.kpi{
 position:relative;height:100%;padding:28px 24px 30px;background:var(--surface);
 border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
 transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.kpi:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#ded5c4;}
.kpi::after{content:"";position:absolute;left:24px;bottom:0;width:34px;height:3px;border-radius:3px;background:var(--gold);}
.kpi-num{font-size:clamp(30px,4.2vw,42px);font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1;}
.kpi-num em{font-style:normal;font-size:16px;font-weight:600;color:var(--gold-deep);margin-left:5px;}
.kpi-label{margin-top:14px;font-size:14.4px;color:var(--muted);line-height:1.7;}

/* ---------- 方法矩阵 ---------- */
.method-card{
 height:100%;display:flex;flex-direction:column;gap:13px;
 padding:28px 26px 24px;background:var(--surface);
 border:1px solid var(--line);border-radius:var(--radius);
 transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.method-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#ded5c4;}
.method-icon{
 width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
 background:rgba(201,162,74,.14);color:var(--gold-deep);font-size:17px;
 transition:background .3s var(--ease),color .3s var(--ease);
}
.method-card:hover .method-icon{background:var(--ink);color:var(--gold-2);}
.method-card h3{font-size:17.4px;}
.method-card p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.method-meta{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--gold-deep);font-weight:600;display:flex;align-items:center;gap:8px;}

/* ---------- 结果对照 ---------- */
.compare{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface);}
.compare-col{padding:38px 34px;}
.compare-col--bad{background:var(--surface-2);}
.compare-col--good{background:linear-gradient(155deg,#121d28,#1c2b39);color:#fff;}
.compare-col h3{font-size:18px;display:flex;align-items:center;gap:10px;}
.compare-col h3 i{font-size:15px;}
.compare-col--bad h3 i{color:#9aa6b2;}
.compare-col--good h3 i{color:var(--gold);}
.compare-sub{margin-top:10px;font-size:13.6px;color:var(--muted);}
.compare-col--good .compare-sub{color:rgba(255,255,255,.6);}
.compare-list{margin-top:26px;display:grid;gap:16px;}
.compare-list li{display:flex;gap:12px;font-size:14.7px;line-height:1.7;}
.compare-list li i{margin-top:6px;font-size:11px;flex:0 0 auto;}
.compare-col--bad .compare-list li i{color:#a9b3bd;}
.compare-col--good .compare-list li i{color:var(--gold-2);}
.compare-col--good .compare-list li{color:rgba(255,255,255,.86);}
.compare-foot{margin-top:28px;padding-top:18px;border-top:1px dashed var(--line);font-size:13.4px;color:var(--muted);}
.compare-col--good .compare-foot{border-top-color:rgba(255,255,255,.14);color:rgba(255,255,255,.6);}

/* ---------- 里程碑时间线 ---------- */
.timeline{position:relative;padding:8px 0 0;}
.timeline::before{
 content:"";position:absolute;left:19px;top:14px;bottom:34px;width:2px;
 background:linear-gradient(180deg,var(--gold),rgba(201,162,74,.1));
}
.tl-item{position:relative;padding:0 0 32px 62px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
 position:absolute;left:8px;top:2px;width:24px;height:24px;border-radius:50%;
 background:#fff;border:2px solid var(--gold);display:grid;place-items:center;
 font-size:11px;font-weight:800;color:var(--gold-deep);
 box-shadow:0 0 0 5px rgba(201,162,74,.10);
}
.tl-item h3{font-size:17px;}
.tl-item p{margin-top:9px;font-size:14.6px;color:var(--muted);}
.tl-tag{
 display:inline-block;margin-top:12px;font-size:12.4px;font-weight:600;
 padding:4px 13px;border-radius:var(--pill);
 background:rgba(201,162,74,.12);color:var(--gold-deep);
}

/* ---------- 资讯列表 ---------- */
.news-list{border-top:1px solid var(--line);}
.news-item{
 display:grid;grid-template-columns:120px 1fr auto;gap:24px;align-items:start;
 padding:26px 10px;border-bottom:1px solid var(--line);
 transition:background .3s var(--ease),padding .3s var(--ease);
}
.news-item:hover{background:var(--surface-2);padding-left:18px;}
.news-date{font-size:13px;color:var(--muted);padding-top:4px;letter-spacing:.4px;font-variant-numeric:tabular-nums;}
.news-body h3{font-size:17.4px;transition:color .25s var(--ease);}
.news-item:hover .news-body h3{color:var(--gold-deep);}
.news-body p{margin-top:9px;font-size:14.4px;color:var(--muted);line-height:1.75;}
.news-tag{
 display:inline-block;margin-top:12px;font-size:12.2px;font-weight:600;
 padding:3px 12px;border-radius:var(--pill);border:1px solid var(--line);color:var(--muted);
}
.news-arrow{align-self:center;color:var(--line);font-size:16px;transition:color .3s var(--ease),transform .3s var(--ease);}
.news-item:hover .news-arrow{color:var(--gold);transform:translateX(5px);}
.news-foot{margin-top:30px;display:flex;justify-content:flex-end;}

/* ---------- 保障网格 ---------- */
.assure{
 height:100%;padding:28px 26px;border-radius:var(--radius);
 background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);
 transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.assure:hover{transform:translateY(-4px);border-color:rgba(201,162,74,.4);background:rgba(255,255,255,.07);}
.assure i{font-size:20px;color:var(--gold);}
.assure h3{margin-top:16px;font-size:16.4px;color:#fff;}
.assure p{margin-top:10px;font-size:14.2px;color:rgba(255,255,255,.62);line-height:1.75;}

/* ---------- 快速解答 ---------- */
.quick-list{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);}
.quick-item{display:grid;grid-template-columns:56px 1fr;gap:20px;padding:26px 28px;border-bottom:1px solid var(--line-2);transition:background .3s var(--ease);}
.quick-item:last-child{border-bottom:none;}
.quick-item:hover{background:var(--surface-2);}
.quick-no{font-size:20px;font-weight:800;color:var(--gold);letter-spacing:-.02em;line-height:1.2;}
.quick-item h3{font-size:16.6px;}
.quick-item p{margin-top:9px;font-size:14.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:#ded5c4;}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:20px 24px;font-size:16px;font-weight:600;cursor:pointer;
 transition:color .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
 font-size:12px;color:var(--gold);flex:0 0 auto;transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{content:"\f068";transform:rotate(180deg);}
.faq-item summary:hover{color:var(--gold-deep);}
.faq-body{padding:0 24px 23px;font-size:14.6px;color:var(--muted);line-height:1.8;}

/* ---------- 订阅收尾 ---------- */
.subscribe{
 position:relative;overflow:hidden;color:#fff;padding:74px 0;
 background:
 radial-gradient(760px 380px at 88% 0%,rgba(201,162,74,.22),transparent 62%),
 linear-gradient(120deg,#0f1923,#1b2a38 58%,#22323f);
}
.subscribe-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.subscribe h2{font-size:clamp(23px,3vw,32px);}
.subscribe p{margin-top:14px;font-size:15.4px;color:rgba(255,255,255,.7);max-width:520px;}
.subscribe-points{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px;}
.subscribe-points span{
 font-size:12.8px;padding:6px 15px;border-radius:var(--pill);
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.78);
}
.subscribe-form{
 display:flex;gap:12px;align-items:center;padding:8px 8px 8px 4px;
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--pill);
 transition:border-color .3s var(--ease);
}
.subscribe-form:focus-within{border-color:rgba(201,162,74,.6);}
.subscribe-form input{
 flex:1;min-width:0;background:transparent;border:none;outline:none;
 color:#fff;font-size:15px;padding:0 20px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.44);}
.subscribe-note{margin-top:14px;font-size:12.8px;color:rgba(255,255,255,.45);}

/* ---------- 页脚 ---------- */
.site-footer{background:#0b141c;color:rgba(255,255,255,.74);padding:66px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:17px;}
.footer-desc{margin-top:18px;font-size:14.3px;color:rgba(255,255,255,.6);line-height:1.8;max-width:360px;}
.footer-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.38);}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:18px;letter-spacing:.5px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.6);padding:6px 0;}
.footer-col a:hover{color:var(--gold-2);}
.footer-bottom{
 margin-top:50px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
 display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
 font-size:13px;color:rgba(255,255,255,.42);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
 .nav-search input{width:120px;}
 .subscribe-inner{gap:38px;}
}
@media (max-width:960px){
 .nav-desktop{display:none;}
 .nav-toggle{display:inline-flex;}
 .header-actions .btn-gold{display:none;}
 .news-item{grid-template-columns:104px 1fr auto;gap:18px;}
}
@media (max-width:860px){
 .compare{grid-template-columns:1fr;}
 .subscribe-inner{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
 .section{padding:58px 0;}
 .container{padding:0 18px;}
 .nav-search{display:none;}
 .hero{padding:48px 0 60px;}
 .hero-lead{font-size:15.6px;}
 .news-item{grid-template-columns:1fr;gap:10px;padding:22px 6px;}
 .news-arrow{display:none;}
 .quick-item{grid-template-columns:44px 1fr;gap:14px;padding:22px 20px;}
 .region-item{grid-template-columns:70px 1fr 40px;font-size:13.4px;}
 .footer-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:520px){
 .hero-actions .btn{width:100%;}
 .hero-tags span{font-size:12.4px;padding:5px 12px;}
 .kpi{padding:22px 20px 26px;}
 .method-card{padding:24px 22px 22px;}
 .compare-col{padding:28px 22px;}
 .subscribe-form{flex-direction:column;border-radius:var(--radius);padding:10px;}
 .subscribe-form input{padding:10px 6px;width:100%;}
 .subscribe-form .btn{width:100%;}
 .faq-item summary{padding:18px 18px;font-size:15.2px;}
 .faq-body{padding:0 18px 20px;}
 .sec-head{margin-bottom:30px;}
}