/* roulang page: index */
:root{
  --brand-1:#E24B2D;
  --brand-2:#F08A3C;
  --brand-3:#FFD9A8;
  --accent:#3F7D5B;
  --ink:#221A15;
  --muted:#6F6259;
  --bg:#FFF9F4;
  --surface:#FFFFFF;
  --line:#F0E2D6;
  --grad:linear-gradient(120deg,#E24B2D 0%,#F08A3C 55%,#FFC46B 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 10px 28px rgba(90,45,25,.08);
  --shadow-h:0 16px 36px rgba(90,45,25,.14);
  --w:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}
section[id]{scroll-margin-top:88px}

/* 按钮与通用徽章 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 26px;border-radius:14px;font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(226,75,45,.24)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(226,75,45,.32)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:var(--surface);color:var(--brand-1);border-color:var(--brand-1)}
.btn-ghost:hover{background:var(--brand-3)}
.btn-light{background:#fff;color:var(--brand-1);box-shadow:0 10px 24px rgba(90,45,25,.18)}
.btn-light:hover{transform:translateY(-2px)}
.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.72)}
.btn-line:hover{background:rgba(255,255,255,.16)}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px;border-radius:12px}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.badge{display:inline-flex;align-items:center;height:23px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1}
.badge-hd{background:#E4F1EA;color:#2C6647}
.badge-bd{background:#FBE3DD;color:#B9391D}
.badge-up{background:#FDEBCF;color:#8E5C0E}
.badge-hot{background:var(--grad);color:#fff}
.tag{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:600;background:#FBF1E8;color:#8A5B36;line-height:1}

/* 头部 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(90,45,25,.08)}
.nav-wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.logo{width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;font-size:20px;font-weight:800;display:grid;place-items:center;flex:none}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:24px;flex:1;justify-content:center}
.nav-links a{position:relative;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink);transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;border-radius:3px;background:var(--grad);transition:width .25s}
.nav-links a:hover,.nav-links a.active{color:var(--brand-1)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.search input{width:180px;height:40px;border-radius:999px;border:1.5px solid var(--line);background:#fff;padding:0 16px;font-size:14px;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.search input::placeholder{color:#A6968A}
.search input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(226,75,45,.12);outline:none}
.menu-btn{display:none;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line);background:#fff;align-items:center;justify-content:center;cursor:pointer}
.menu-btn span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px}
.menu-btn span::before{top:-6px}
.menu-btn span::after{top:6px}

/* 抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:90;padding:24px;display:flex;flex-direction:column;gap:6px;transform:translateX(102%);transition:transform .3s ease;box-shadow:-12px 0 40px rgba(90,45,25,.16)}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font-size:20px;line-height:1;cursor:pointer}
.drawer a.d-link{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink)}
.drawer a.d-link:hover{background:var(--brand-3);color:var(--brand-1)}
.drawer-foot{margin-top:auto;display:grid;gap:10px}
.drawer-note{font-size:12px;color:var(--muted);line-height:1.6}
.drawer-mask{position:fixed;inset:0;background:rgba(34,26,21,.42);z-index:85;opacity:0;visibility:hidden;transition:opacity .3s}
.drawer-mask.show{opacity:1;visibility:visible}

/* 通用板块 */
.sec{padding:92px 0}
.sec-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-title{position:relative;padding-left:18px;font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.3}
.sec-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:5px;border-radius:99px;background:var(--grad)}
.sec-num{color:var(--brand-1);font-size:15px;font-weight:800;letter-spacing:1px;margin-right:10px}
.sec-sub{margin-top:12px;font-size:15px;color:var(--muted);max-width:720px}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-1)}
.more-link:hover{text-decoration:underline}

/* Hero */
.hero{padding:64px 0 56px;background:
  radial-gradient(680px 320px at 88% 0%,rgba(255,196,107,.28),transparent 70%),
  radial-gradient(520px 280px at 0% 100%,rgba(226,75,45,.10),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--brand-1);box-shadow:var(--shadow)}
.kicker i{width:7px;height:7px;border-radius:50%;background:var(--brand-1);display:inline-block}
.hero h1{margin-top:18px;font-size:clamp(30px,4vw,48px);line-height:1.15;font-weight:800;letter-spacing:-.5px}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:14px;font-size:17px;font-weight:600;color:#41332A}
.hero-desc{margin-top:12px;max-width:560px;font-size:15.5px;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-visual{position:relative}
.hero-frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:0 18px 44px rgba(90,45,25,.18);aspect-ratio:16/9;background:#F3E4D6}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.float-badge{position:absolute;display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;border-radius:999px;background:#fff;font-size:12.5px;font-weight:700;color:var(--ink);box-shadow:0 10px 24px rgba(90,45,25,.16);border:1px solid var(--line)}
.float-badge b{color:var(--accent);font-size:14px}
.fb-1{left:-10px;top:14px}
.fb-2{right:8px;bottom:-14px}
.index-bar{display:flex;gap:10px;margin-top:40px;overflow-x:auto;padding-bottom:8px}
.index-bar a{flex:none;padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--muted);transition:.2s}
.index-bar a:hover{color:var(--brand-1);border-color:var(--brand-1);background:#FFF3E4}
.index-bar::-webkit-scrollbar{height:6px}
.index-bar::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}

/* 02 痛点 */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pain{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px;transition:box-shadow .2s,transform .2s}
.pain:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.pain svg{width:26px;height:26px;stroke:var(--brand-1);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.pain-num{display:block;margin-top:14px;font-size:12.5px;font-weight:800;letter-spacing:1.5px;color:var(--brand-1)}
.pain h3{margin-top:4px;font-size:16px;font-weight:700}
.pain p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.65}

/* 03 解决方案 */
.sol{display:grid;grid-template-columns:minmax(0,40fr) minmax(0,60fr);gap:52px;align-items:start}
.sol-copy p{margin-top:14px;font-size:15px;color:var(--muted)}
.sol-copy .more-link{margin-top:20px}
.sol-item{display:grid;grid-template-columns:64px 1fr;gap:16px;padding:20px 0;border-top:1px dashed var(--line);align-items:start}
.sol-item:last-child{border-bottom:1px dashed var(--line)}
.sol-no{font-size:24px;font-weight:800;letter-spacing:-1px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.sol-item h3{font-size:16.5px;font-weight:700}
.sol-item p{margin-top:6px;font-size:14px;color:var(--muted)}

/* 04 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--shadow)}
.step::after{content:"";position:absolute;right:-14px;top:44px;width:8px;height:8px;border-radius:50%;background:var(--brand-3)}
.step:last-child::after{display:none}
.step-dot{width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;font-weight:800;font-size:15px;display:grid;place-items:center;box-shadow:0 8px 18px rgba(226,75,45,.26)}
.step h3{margin-top:14px;font-size:16.5px;font-weight:700}
.step p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.65}
.step .tag{margin-top:12px;background:#E4F1EA;color:#2C6647}

/* 05 最新上线 */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border-radius:22px;border:1px solid transparent;box-shadow:var(--shadow);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(226,75,45,.4)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#F3E4D6}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .card-media img{transform:scale(1.04)}
.card-media .badge{position:absolute;left:10px;top:10px}
.card-body{padding:14px 16px 16px}
.card-title{font-size:15px;font-weight:700;line-height:1.5;min-height:45px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:10px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}
.score{color:var(--accent);font-weight:800;letter-spacing:-.3px;display:inline-flex;align-items:center;gap:4px}
.score svg{width:12px;height:12px;fill:var(--accent)}

/* 06 热门 */
.hot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.hot-card{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:4/3;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.hot-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.hot-card img{width:100%;height:100%;object-fit:cover}
.hot-card .badge{position:absolute;left:12px;top:12px;z-index:2}
.hot-info{position:absolute;left:0;right:0;bottom:0;padding:18px 16px 16px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px;background:linear-gradient(to top,rgba(34,26,21,.94),rgba(34,26,21,.62) 52%,rgba(34,26,21,0));color:#fff}
.hot-info h3{font-size:16px;font-weight:700;line-height:1.45}
.hot-info span{display:block;margin-top:4px;font-size:12px;color:rgba(255,255,255,.78)}
.hot-score{flex:none;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.42);border-radius:999px;padding:3px 11px;font-size:12.5px;font-weight:800;color:#FFE7C2}

/* 07 分类频道 */
.ch-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ch{position:relative;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px 20px 30px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.ch::before{content:"";position:absolute;left:12px;top:22px;bottom:22px;width:4px;border-radius:99px;background:var(--grad)}
.ch:hover{transform:translateX(3px);box-shadow:var(--shadow-h)}
.ch h3{font-size:18px;font-weight:700}
.ch p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.6}
.ch-right{display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.ch-count{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;background:#FFF1DF;color:#8A4A12;font-size:12px;font-weight:700;white-space:nowrap}
.ch-arrow{font-size:16px;color:var(--brand-1);font-weight:800}

/* 08 排行榜 */
.rank-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.rank-col{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:8px 18px 14px;box-shadow:var(--shadow)}
.rank-head{display:grid;grid-template-columns:46px 1fr 84px 62px;gap:10px;padding:14px 6px 10px;border-bottom:1px solid var(--line);font-size:11.5px;letter-spacing:1.5px;color:var(--muted);font-weight:700}
.rank-row{display:grid;grid-template-columns:46px 1fr 84px 62px;gap:10px;align-items:center;min-height:60px;padding:0 6px;border-bottom:1px solid var(--line);transition:background .2s,transform .2s}
.rank-row:nth-child(even){background:#FFFCF8}
.rank-row:last-child{border-bottom:none}
.rank-row:hover{background:#FFF3E4;transform:translateX(2px)}
.rank-no{width:32px;height:32px;border-radius:10px;background:#FFF1DF;color:#8A4A12;display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:-.5px}
.rank-no.top{background:var(--grad);color:#fff}
.rank-name{font-size:14.5px;font-weight:700;line-height:1.4}
.rank-name em{display:block;font-style:normal;font-size:12px;color:var(--muted);font-weight:500;margin-top:2px}
.rank-heat{font-size:14px;font-weight:800;color:var(--ink);letter-spacing:-.5px}
.rank-score{font-size:14px;font-weight:800;color:var(--accent);letter-spacing:-.5px}

/* 09 数据 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.stat{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 22px;box-shadow:var(--shadow);overflow:hidden}
.stat::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad)}
.stat-num{font-size:clamp(26px,3vw,34px);font-weight:700;letter-spacing:-.5px;line-height:1.1}
.stat-label{margin-top:8px;font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--brand-1)}
.stat-note{margin-top:8px;font-size:13px;color:var(--muted)}

/* 10 证言 */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.voice{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--shadow)}
.voice:nth-child(2){margin-top:16px}
.voice .quote{font-family:Georgia,"Times New Roman",serif;font-size:56px;line-height:.6;color:var(--brand-3);display:block;height:26px}
.voice p{margin-top:14px;font-size:14.5px;color:#3B2E26;line-height:1.8}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex:none;background:#F3E4D6}
.avatar img{width:100%;height:100%;object-fit:cover}
.voice-user b{display:block;font-size:14px;font-weight:700}
.voice-user em{font-style:normal;font-size:12px;color:var(--muted)}
.stars{margin-left:auto;font-size:13px;font-weight:800;color:var(--brand-2);letter-spacing:1px;white-space:nowrap}

/* 11 适用人群 */
.aud-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.aud{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;transition:border-color .2s,box-shadow .2s}
.aud:hover{border-color:var(--brand-3);box-shadow:var(--shadow)}
.aud-ico{width:42px;height:42px;flex:none;border-radius:12px;background:#FFF3E4;display:grid;place-items:center;transition:background .2s}
.aud:hover .aud-ico{background:var(--brand-3)}
.aud-ico svg{width:21px;height:21px;stroke:var(--brand-1);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.aud h3{font-size:15.5px;font-weight:700}
.aud p{margin-top:4px;font-size:13px;color:var(--muted);line-height:1.6}

/* 12 资讯 */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.news-item{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:20px 0;border-bottom:1px dashed var(--line);transition:transform .2s}
.news-item:hover{transform:translateX(3px)}
.news-thumb{width:120px;height:80px;border-radius:12px;overflow:hidden;background:#F3E4D6}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-item h3{font-size:15px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:12px;color:var(--muted)}
.news-meta time{font-size:12px;color:#9A8B80}

/* 13 FAQ */
.faq-wrap{display:grid;grid-template-columns:1fr 180px;gap:36px;align-items:start}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);margin-bottom:10px;overflow:hidden}
.faq-item:last-child{margin-bottom:0}
.faq-item summary{display:flex;align-items:center;gap:12px;padding:20px 24px;cursor:pointer;font-size:15.5px;font-weight:700;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q-no{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;font-size:14px;flex:none;letter-spacing:-.5px}
.faq-icon{margin-left:auto;width:24px;height:24px;flex:none;border-radius:50%;background:#FFF3E4;color:var(--brand-1);display:grid;place-items:center;font-size:15px;font-weight:800;transition:transform .25s,background .2s}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand-3)}
.faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.8}
.faq-side{border-left:1px dashed var(--line);padding-left:18px}
.faq-side h4{font-size:12px;letter-spacing:2px;color:var(--muted);font-weight:700;margin:0 0 12px}
.faq-side a{display:block;font-size:13px;color:var(--muted);padding:6px 0}
.faq-side a:hover{color:var(--brand-1)}

/* 14 CTA */
.cta-sec{padding:20px 0 92px}
.cta-panel{position:relative;overflow:hidden;border-radius:30px;background:var(--grad);padding:56px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:36px;box-shadow:0 24px 50px rgba(226,75,45,.24)}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3}
.cta-panel p{margin-top:12px;font-size:14.5px;color:rgba(255,255,255,.9);max-width:460px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}
.cta-chips{position:absolute;right:32px;top:22px;display:flex;gap:8px;pointer-events:none}
.cta-chip{background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.34);border-radius:999px;padding:3px 12px;font-size:11.5px;font-weight:700;color:#fff}

/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800}
.footer-brand .logo{width:36px;height:36px;border-radius:11px;font-size:18px}
.footer-about{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.8;max-width:320px}
.footer-col h4{font-size:13px;letter-spacing:1.5px;color:var(--ink);font-weight:800;margin:0 0 14px}
.footer-col a,.footer-col span{display:block;font-size:13.5px;color:var(--muted);padding:5px 0}
.footer-col a:hover{color:var(--brand-1)}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0;font-size:12px;color:#9A8B80;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}

/* 响应式 1024 */
@media (max-width:1024px){
  .container{max-width:960px;padding:0 20px}
  .nav-links{display:none}
  .search{display:none}
  .menu-btn{display:inline-flex}
  .nav-wrap{height:68px}
  .hero{padding:48px 0 44px}
  .hero-grid{gap:32px}
  .sec{padding:64px 0}
  .pain-grid{grid-template-columns:1fr 1fr}
  .sol{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr 1fr}
  .step::after{display:none}
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .hot-grid{grid-template-columns:1fr 1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .aud-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:1fr;gap:0}
  .faq-wrap{grid-template-columns:1fr}
  .faq-side{display:none}
  .cta-panel{padding:40px;flex-direction:column;align-items:flex-start}
  .cta-chips{position:static;order:-1;margin-bottom:6px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}

/* 响应式 768 */
@media (max-width:768px){
  .container{max-width:720px;padding:0 18px}
  .brand-name{font-size:15px}
  .logo{width:36px;height:36px;font-size:18px;border-radius:11px}
  .nav-right .btn{display:none}
  .hero{padding:36px 0 38px}
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .hero-desc{max-width:none}
  .hero-visual{order:2}
  .fb-1{left:8px;top:8px}
  .fb-2{right:8px;bottom:-12px}
  .index-bar{margin-top:26px}
  .sec{padding:56px 0}
  .card-grid{grid-template-columns:1fr 1fr}
  .ch-list{grid-template-columns:1fr}
  .rank-wrap{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .voice:nth-child(2){margin-top:0}
  .aud-grid{grid-template-columns:1fr 1fr}
  .cta-sec{padding:10px 0 56px}
  .cta-panel{border-radius:24px;padding:32px 24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr 1fr}
  .news-head{flex-direction:column;align-items:flex-start;gap:8px}
}

/* 响应式 520 */
@media (max-width:520px){
  .container{padding:0 16px;max-width:none}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .sec{padding:44px 0}
  .sec-title{font-size:23px;padding-left:14px}
  .pain-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .hot-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .aud-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:96px 1fr;gap:12px}
  .news-thumb{width:96px;height:66px}
  .rank-head,.rank-row{grid-template-columns:38px 1fr 74px 52px;gap:8px}
  .rank-name{font-size:13.5px}
  .rank-col{padding:6px 12px 10px}
  .footer-grid{grid-template-columns:1fr}
  .faq-item summary{padding:16px 18px;font-size:14.5px}
  .faq-body{padding:0 18px 18px}
  .float-badge{height:30px;font-size:11.5px;padding:0 11px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}