/* roulang page: index */
:root{
  --c-brand:#ff4d6d;
  --c-brand-2:#ff8a3d;
  --c-brand-3:#7c5cff;
  --c-ink:#16141f;
  --c-ink-2:#3d3a4d;
  --c-muted:#6b6880;
  --c-bg:#fbf9ff;
  --c-surface:#ffffff;
  --c-line:#ece8f6;
  --c-line-2:#e1dbf5;
  --grad-brand:linear-gradient(120deg,#7c5cff 0%,#ff4d6d 58%,#ff8a3d 100%);
  --grad-soft:linear-gradient(135deg,rgba(124,92,255,.12),rgba(255,77,109,.12));
  --grad-card:linear-gradient(160deg,#ffffff 0%,#fdfbff 100%);
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
  --r-xl:34px;
  --sh-1:0 2px 8px rgba(22,20,31,.05);
  --sh-2:0 14px 34px rgba(22,20,31,.08);
  --sh-3:0 26px 56px rgba(124,92,255,.20);
  --sp-section:86px;
  --maxw:1180px;
  --t-fast:.2s ease;
  --t-mid:.32s cubic-bezier(.2,.7,.3,1);
}
*,*::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","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t-fast);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-brand-3);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,249,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  display:flex;align-items:center;gap:26px;
  min-height:72px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:.5px;
  white-space:nowrap;
}
.logo::before{
  content:"";
  width:12px;height:12px;border-radius:4px;
  background:var(--grad-brand);
  box-shadow:0 0 0 4px rgba(255,77,109,.14);
}
.logo:hover{color:var(--c-brand);}
.main-nav{display:flex;align-items:center;gap:4px;margin-right:auto;}
.main-nav a{
  position:relative;
  padding:9px 15px;
  border-radius:999px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  transition:background var(--t-fast),color var(--t-fast);
}
.main-nav a:hover{background:rgba(124,92,255,.10);color:var(--c-brand-3);}
.main-nav a.active{
  color:#fff;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(255,77,109,.28);
}
.header-tools{display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  padding:8px 14px;
  background:#fff;
  border:1px solid var(--c-line-2);
  border-radius:999px;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.search-box:focus-within{border-color:var(--c-brand-3);box-shadow:0 0 0 4px rgba(124,92,255,.12);}
.search-box input{
  border:0;outline:none;background:transparent;
  width:158px;font-size:14px;
}
.search-box svg{width:15px;height:15px;stroke:var(--c-muted);fill:none;stroke-width:2;flex:none;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line-2);background:#fff;
  font-size:20px;line-height:1;color:var(--c-ink-2);
}

/* 进度步骤导航 */
.steps-bar{
  border-top:1px dashed var(--c-line-2);
  background:linear-gradient(90deg,rgba(124,92,255,.06),rgba(255,138,61,.06));
}
.steps-inner{
  display:flex;align-items:center;gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-top:10px;padding-bottom:10px;
}
.steps-inner::-webkit-scrollbar{display:none;}
.step{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;
  border-radius:999px;
  font-size:13.5px;font-weight:600;color:var(--c-ink-2);
  background:rgba(255,255,255,.75);
  border:1px solid rgba(124,92,255,.16);
  white-space:nowrap;
  transition:transform var(--t-fast),box-shadow var(--t-fast),color var(--t-fast);
}
.step-no{
  font-size:11px;font-weight:800;letter-spacing:.5px;
  color:#fff;background:var(--c-brand-3);
  border-radius:6px;padding:1px 6px;
}
.step:hover{transform:translateY(-2px);color:var(--c-brand);box-shadow:var(--sh-1);}

/* ============ Hero 斜切色块 ============ */
.hero{
  position:relative;
  padding:76px 0 130px;
  overflow:hidden;
  background:var(--c-bg);
}
.hero::before{
  content:"";
  position:absolute;left:0;right:0;top:0;height:80%;
  background:var(--grad-brand);
  clip-path:polygon(0 0,100% 0,100% 70%,0 100%);
}
.hero::after{
  content:"";
  position:absolute;right:-140px;top:-120px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.34),transparent 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:900px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:.6px;
  color:#fff;
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.36);
}
.hero h1{
  margin:20px 0 18px;
  font-size:clamp(30px,4.3vw,52px);
  line-height:1.24;
  font-weight:900;
  letter-spacing:-.5px;
  color:#fff;
  text-shadow:0 6px 26px rgba(22,20,31,.22);
}
.hero-lead{
  max-width:760px;
  font-size:17px;line-height:1.85;
  color:rgba(255,255,255,.94);
}
.hero-actions{
  display:flex;align-items:center;flex-wrap:wrap;gap:16px;
  margin-top:30px;
}
.hero-note{
  font-size:14px;font-weight:600;
  color:rgba(255,255,255,.88);
  padding-left:16px;border-left:2px solid rgba(255,255,255,.4);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast);
}
.btn-primary{color:#fff;background:var(--grad-brand);box-shadow:0 12px 28px rgba(255,77,109,.34);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,77,109,.42);}
.btn-light{color:var(--c-brand);background:#fff;box-shadow:0 12px 28px rgba(22,20,31,.16);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(22,20,31,.24);}
.btn-ghost{color:var(--c-brand-3);background:rgba(124,92,255,.10);border-color:rgba(124,92,255,.22);}
.btn-ghost:hover{background:rgba(124,92,255,.18);transform:translateY(-2px);}
.hero-stats{
  position:relative;z-index:3;
  margin-top:-72px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.stat-card{
  padding:22px 22px 20px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.stat-num{
  font-size:30px;font-weight:900;letter-spacing:-.5px;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--c-muted);}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-alt{background:linear-gradient(180deg,#ffffff 0%,#f7f4ff 100%);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  margin-bottom:38px;
}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.4px;
  text-transform:uppercase;
  color:var(--c-brand-3);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-brand);}
.section-title{
  font-size:clamp(23px,2.7vw,33px);
  font-weight:850;line-height:1.34;letter-spacing:-.4px;
}
.section-desc{
  margin-top:12px;
  max-width:720px;
  font-size:15.5px;color:var(--c-muted);
}
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

.card{
  padding:26px;
  background:var(--grad-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid),border-color var(--t-mid);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.card h3{font-size:18px;font-weight:800;line-height:1.5;}
.card p{margin-top:10px;font-size:14.8px;color:var(--c-muted);line-height:1.8;}
.badge{
  display:inline-block;
  padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.3px;
  color:var(--c-brand-3);background:rgba(124,92,255,.11);
}
.badge-warm{color:#c2410c;background:rgba(255,138,61,.16);}

/* 分类入口墙 */
.channel-card{
  position:relative;overflow:hidden;
  padding:32px 30px 30px;
  border-radius:var(--r-xl);
  color:#fff;
  background:var(--grad-brand);
  box-shadow:0 20px 46px rgba(124,92,255,.26);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.channel-card:nth-child(2){background:linear-gradient(135deg,#ff5f6d,#ff8a3d);box-shadow:0 20px 46px rgba(255,95,109,.26);}
.channel-card:nth-child(3){background:linear-gradient(135deg,#7c5cff,#3fb8ff);box-shadow:0 20px 46px rgba(63,184,255,.26);}
.channel-card:hover{transform:translateY(-6px);}
.channel-card::after{
  content:"";position:absolute;right:-50px;bottom:-60px;
  width:170px;height:170px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.channel-card h3{font-size:20px;font-weight:850;}
.channel-card p{margin-top:10px;font-size:14.6px;color:rgba(255,255,255,.9);position:relative;z-index:2;}
.channel-meta{
  position:relative;z-index:2;
  margin-top:20px;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:700;
}

/* 痛点 */
.pain-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:20px 24px;
  background:#fff;
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-brand);
  border-radius:var(--r-md);
  transition:transform var(--t-fast),box-shadow var(--t-fast);
}
.pain-item:hover{transform:translateX(4px);box-shadow:var(--sh-1);}
.pain-no{
  flex:none;
  width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#fff;
  background:var(--grad-brand);
}
.pain-item h4{font-size:15.5px;font-weight:750;}
.pain-item p{margin-top:6px;font-size:14.2px;color:var(--c-muted);}

/* 三步方法 */
.method-track{position:relative;padding-left:38px;}
.method-track::before{
  content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-brand-3),var(--c-brand),var(--c-brand-2));
  border-radius:2px;
}
.method-item{position:relative;padding:0 0 34px;}
.method-item:last-child{padding-bottom:0;}
.method-item::before{
  content:"";position:absolute;left:-31px;top:8px;
  width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--c-brand);
  box-shadow:0 0 0 4px rgba(255,77,109,.14);
}
.method-item h4{font-size:17px;font-weight:800;}
.method-item p{margin-top:8px;font-size:14.6px;color:var(--c-muted);}

/* 精选推荐 */
.pick-card{display:flex;flex-direction:column;gap:14px;}
.pick-cover{
  height:132px;border-radius:var(--r-md);
  background:var(--grad-soft);
  border:1px dashed var(--c-line-2);
  display:grid;place-items:center;
  font-size:13px;font-weight:800;letter-spacing:1px;color:var(--c-brand-3);
}
.pick-card footer{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-muted);
}

/* 资讯列表 */
.news-list{display:grid;gap:14px;}
.news-item{
  display:flex;align-items:center;gap:18px;
  padding:18px 22px;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);
  transition:transform var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast);
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.news-date{
  flex:none;font-size:12.5px;font-weight:800;letter-spacing:.4px;
  color:var(--c-brand-3);background:rgba(124,92,255,.1);
  padding:5px 10px;border-radius:8px;
}
.news-item h4{font-size:15.6px;font-weight:750;}
.news-item span{display:block;margin-top:4px;font-size:13.6px;color:var(--c-muted);}

/* 排行榜 */
.rank-row{
  display:flex;align-items:center;gap:18px;
  padding:16px 22px;
  border-bottom:1px solid var(--c-line);
}
.rank-row:last-child{border-bottom:0;}
.rank-no{
  flex:none;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;
  font-size:13px;font-weight:900;color:#fff;
  background:var(--c-ink);
}
.rank-row:nth-child(1) .rank-no{background:linear-gradient(135deg,#ff4d6d,#ff8a3d);}
.rank-row:nth-child(2) .rank-no{background:linear-gradient(135deg,#7c5cff,#3fb8ff);}
.rank-row:nth-child(3) .rank-no{background:linear-gradient(135deg,#ff8a3d,#ffd166);}
.rank-row strong{font-size:15.4px;font-weight:750;}
.rank-row em{margin-left:auto;font-style:normal;font-size:13.4px;font-weight:700;color:var(--c-brand);}
.rank-panel{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}

/* 证据 */
.proof-card{
  padding:26px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.proof-card strong{
  display:block;font-size:28px;font-weight:900;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.proof-card h4{margin-top:10px;font-size:16px;font-weight:750;}
.proof-card p{margin-top:8px;font-size:14.2px;color:var(--c-muted);}

/* 评价墙 */
.voice{
  padding:26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,#ffffff,#fdf8ff);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.voice:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.voice p{font-size:14.8px;color:var(--c-ink-2);line-height:1.85;}
.voice footer{margin-top:18px;display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  font-size:14px;font-weight:800;color:#fff;
  background:var(--grad-brand);
}
.voice cite{font-style:normal;font-size:14px;font-weight:750;}
.voice small{display:block;font-size:12.6px;color:var(--c-muted);}

/* 适用人群 */
.audience-item{
  padding:24px;border-radius:var(--r-md);
  background:rgba(255,255,255,.86);
  border:1px solid var(--c-line);
  transition:background var(--t-fast),transform var(--t-fast);
}
.audience-item:hover{background:#fff;transform:translateY(-4px);box-shadow:var(--sh-1);}
.audience-item h4{font-size:16px;font-weight:800;}
.audience-item p{margin-top:8px;font-size:14.2px;color:var(--c-muted);}
.audience-item .badge{margin-bottom:12px;}

/* 会员权益 */
.benefit{
  display:flex;gap:14px;align-items:flex-start;
  padding:22px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);
}
.benefit-icon{
  flex:none;width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;font-size:16px;font-weight:800;color:#fff;
  background:var(--grad-brand);
}
.benefit h4{font-size:15.6px;font-weight:800;}
.benefit p{margin-top:6px;font-size:14px;color:var(--c-muted);}

/* 合作伙伴 */
.partner{
  display:grid;place-items:center;
  min-height:76px;padding:16px;
  border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);
  font-size:14px;font-weight:750;color:var(--c-ink-2);
  letter-spacing:.5px;
  transition:transform var(--t-fast),color var(--t-fast),box-shadow var(--t-fast);
}
.partner:hover{transform:translateY(-4px);color:var(--c-brand-3);box-shadow:var(--sh-1);}

/* 保障条 */
.guard-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--grad-brand);
  box-shadow:0 20px 46px rgba(124,92,255,.24);
}
.guard-item{
  padding:26px 24px;color:#fff;
  border-right:1px solid rgba(255,255,255,.22);
}
.guard-item:last-child{border-right:0;}
.guard-item strong{display:block;font-size:16px;font-weight:850;}
.guard-item p{margin-top:8px;font-size:13.8px;color:rgba(255,255,255,.9);}

/* 数据指标 */
.metric{
  padding:24px;border-radius:var(--r-md);
  background:var(--c-ink);color:#fff;
  position:relative;overflow:hidden;
}
.metric:nth-child(2){background:#241d3d;}
.metric:nth-child(3){background:#2b1f3a;}
.metric:nth-child(4){background:#1b1830;}
.metric strong{display:block;font-size:30px;font-weight:900;letter-spacing:-.5px;}
.metric span{display:block;margin-top:8px;font-size:13.6px;color:rgba(255,255,255,.7);}

/* 时间轴 */
.timeline{display:grid;gap:16px;}
.tl-item{
  display:grid;grid-template-columns:120px 1fr;gap:22px;
  padding:20px 24px;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);
  transition:transform var(--t-fast),box-shadow var(--t-fast);
}
.tl-item:hover{transform:translateY(-3px);box-shadow:var(--sh-1);}
.tl-date{font-size:13.6px;font-weight:800;color:var(--c-brand-3);}
.tl-item h4{font-size:15.8px;font-weight:750;}
.tl-item p{margin-top:6px;font-size:14px;color:var(--c-muted);}

/* 收口 */
.cta-panel{
  position:relative;overflow:hidden;
  padding:56px 48px;
  border-radius:var(--r-xl);
  background:linear-gradient(130deg,#7c5cff 0%,#ff4d6d 56%,#ff8a3d 100%);
  color:#fff;
  box-shadow:0 30px 70px rgba(124,92,255,.32);
}
.cta-panel::after{
  content:"";position:absolute;left:-90px;bottom:-110px;
  width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
}
.cta-panel h2{font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.36;}
.cta-panel p{margin-top:16px;font-size:15.4px;color:rgba(255,255,255,.92);}
.cta-form{
  display:grid;gap:12px;
  padding:26px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.3);
  backdrop-filter:blur(6px);
}
.cta-form label{font-size:13.4px;font-weight:700;}
.cta-form input{
  width:100%;padding:13px 16px;border-radius:12px;
  border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.92);color:var(--c-ink);
  outline:none;transition:box-shadow var(--t-fast);
}
.cta-form input::placeholder{color:#9a97ab;}
.cta-form input:focus{box-shadow:0 0 0 4px rgba(255,255,255,.36);}
.cta-form .btn{width:100%;margin-top:6px;}
.form-note{font-size:12.6px;color:rgba(255,255,255,.82);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:20px;
  background:#141221;color:#c9c5dc;
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;
}
.logo-light{color:#fff;}
.logo-light:hover{color:var(--c-brand-2);}
.footer-brand p{margin-top:16px;font-size:14.2px;line-height:1.85;color:#a29dbb;}
.footer-col h4{font-size:14.6px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-col a{
  display:block;font-size:14px;color:#a29dbb;
  padding:5px 0;
}
.footer-col a:hover{color:var(--c-brand-2);}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8b86a3;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sp-section:66px;}
  .main-nav{display:none;}
  .main-nav.open{
    display:flex;flex-direction:column;align-items:stretch;
    position:absolute;left:24px;right:24px;top:74px;
    background:#fff;padding:14px;border-radius:var(--r-lg);
    box-shadow:var(--sh-2);border:1px solid var(--c-line);
  }
  .main-nav.open a{padding:12px 16px;border-radius:12px;}
  .nav-toggle{display:grid;place-items:center;}
  .search-box input{width:118px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:-60px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .guard-bar{grid-template-columns:repeat(2,1fr);}
  .guard-item:nth-child(2){border-right:0;}
  .guard-item:nth-child(1),.guard-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.22);}
  .cta-grid{grid-template-columns:1fr;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .hero{padding:56px 0 108px;}
  .hero::before{clip-path:polygon(0 0,100% 0,100% 76%,0 100%);}
  .news-item{flex-direction:column;align-items:flex-start;gap:10px;}
  .tl-item{grid-template-columns:1fr;gap:8px;}
  .cta-panel{padding:38px 26px;}
  .guard-bar{grid-template-columns:1fr;}
  .guard-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.22);}
  .guard-item:last-child{border-bottom:0;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .header-inner{gap:12px;min-height:66px;}
  .logo{font-size:18px;}
  .search-box{display:none;}
  .hero-stats{grid-template-columns:1fr;gap:12px;margin-top:-48px;}
  .grid-4{grid-template-columns:1fr;}
  .hero h1{font-size:26px;}
  .hero-lead{font-size:15.4px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-note{padding-left:0;border-left:0;}
  .footer-grid{grid-template-columns:1fr;}
  .stat-num{font-size:26px;}
}

/* roulang page: category1 */
/* ============ 设计变量（与首页一致） ============ */
:root{
  --c-brand:#ff4d6d;
  --c-brand-2:#ff8a3d;
  --c-brand-3:#7c5cff;
  --c-ink:#16141f;
  --c-ink-2:#3d3a4d;
  --c-muted:#6b6880;
  --c-bg:#fbf9ff;
  --c-surface:#ffffff;
  --c-line:#ece8f6;
  --c-line-2:#e1dbf5;
  --grad-brand:linear-gradient(120deg,#7c5cff 0%,#ff4d6d 58%,#ff8a3d 100%);
  --grad-soft:linear-gradient(135deg,rgba(124,92,255,.12),rgba(255,77,109,.12));
  --grad-card:linear-gradient(160deg,#ffffff 0%,#fdfbff 100%);
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
  --r-xl:34px;
  --sh-1:0 2px 8px rgba(22,20,31,.05);
  --sh-2:0 14px 34px rgba(22,20,31,.08);
  --sh-3:0 26px 56px rgba(124,92,255,.20);
  --sp-section:86px;
  --maxw:1180px;
  --t-fast:.2s ease;
  --t-mid:.32s cubic-bezier(.2,.7,.3,1);
}
@media (max-width:1024px){ :root{ --sp-section:66px; } }
@media (max-width:768px){ :root{ --sp-section:54px; } }

/* ============ 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","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t-fast);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(124,92,255,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,249,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  position:relative;
  display:flex;align-items:center;gap:26px;
  min-height:72px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:.5px;
  white-space:nowrap;
}
.logo::before{
  content:"";
  width:12px;height:12px;border-radius:4px;
  background:var(--grad-brand);
  box-shadow:0 0 0 4px rgba(255,77,109,.14);
}
.logo:hover{color:var(--c-brand);}
.main-nav{display:flex;align-items:center;gap:4px;margin-right:auto;}
.main-nav a{
  position:relative;
  padding:9px 15px;
  border-radius:999px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  transition:background var(--t-fast),color var(--t-fast);
}
.main-nav a:hover{background:rgba(124,92,255,.10);color:var(--c-brand-3);}
.main-nav a.active{
  color:#fff;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(255,77,109,.28);
}
.header-tools{display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  padding:8px 14px;
  background:#fff;
  border:1px solid var(--c-line-2);
  border-radius:999px;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.search-box:focus-within{border-color:var(--c-brand-3);box-shadow:0 0 0 4px rgba(124,92,255,.12);}
.search-box input{
  border:0;outline:none;background:transparent;
  width:158px;font-size:14px;
}
.search-box svg{width:15px;height:15px;stroke:var(--c-muted);fill:none;stroke-width:2;flex:none;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line-2);background:#fff;
  font-size:20px;line-height:1;color:var(--c-ink-2);
}
.nav-toggle:hover{border-color:var(--c-brand-3);color:var(--c-brand-3);}

/* ============ 步骤进度导航 ============ */
.steps-bar{
  background:#fff;
  border-top:1px solid var(--c-line);
}
.steps-inner{
  display:flex;align-items:center;gap:10px;
  padding-top:10px;padding-bottom:10px;
  overflow-x:auto;
  scrollbar-width:none;
}
.steps-inner::-webkit-scrollbar{display:none;}
.step{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 16px 6px 7px;
  border-radius:999px;
  font-size:13.5px;font-weight:600;
  color:var(--c-ink-2);
  background:var(--c-bg);
  border:1px solid var(--c-line);
  white-space:nowrap;
  transition:border-color var(--t-fast),box-shadow var(--t-fast),color var(--t-fast),transform var(--t-fast);
}
.step:hover{border-color:rgba(124,92,255,.4);color:var(--c-brand-3);box-shadow:var(--sh-1);transform:translateY(-1px);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:24px;height:24px;border-radius:50%;
  background:var(--grad-soft);
  color:var(--c-brand-3);
  font-size:12px;font-weight:800;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast);
}
.btn-primary{color:#fff;background:var(--grad-brand);box-shadow:0 12px 28px rgba(255,77,109,.34);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,77,109,.42);}
.btn-light{color:var(--c-brand);background:#fff;box-shadow:0 12px 28px rgba(22,20,31,.16);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(22,20,31,.24);}
.btn-ghost{color:var(--c-brand-3);background:rgba(124,92,255,.10);border-color:rgba(124,92,255,.22);}
.btn-ghost:hover{background:rgba(124,92,255,.18);transform:translateY(-2px);}
.btn:active{transform:translateY(0) scale(.985);}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-alt{background:linear-gradient(180deg,#ffffff 0%,#f7f4ff 100%);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  margin-bottom:38px;
}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.2px;
  text-transform:uppercase;
  color:var(--c-brand-3);
  padding:5px 14px;
  border-radius:999px;
  background:rgba(124,92,255,.10);
}
.sec-title{
  font-size:clamp(24px,2.7vw,34px);
  font-weight:900;
  letter-spacing:-.5px;
  line-height:1.3;
  margin-top:14px;
}
.sec-desc{
  max-width:680px;
  margin-top:14px;
  font-size:15.5px;
  color:var(--c-muted);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;
  background:rgba(124,92,255,.12);color:var(--c-brand-3);
}
.badge-warm{background:rgba(255,138,61,.16);color:#d9670f;}
.badge-pink{background:rgba(255,77,109,.13);color:var(--c-brand);}

/* ============ 分类页首屏 ============ */
.page-hero{
  position:relative;
  padding:54px 0 70px;
  overflow:hidden;
  background:
    radial-gradient(880px 400px at 6% -22%, rgba(124,92,255,.22), transparent 62%),
    radial-gradient(840px 430px at 98% 4%, rgba(255,138,61,.20), transparent 62%),
    linear-gradient(180deg,#ffffff 0%,#fbf9ff 100%);
}
.page-hero::before{
  content:"";position:absolute;left:0;right:0;top:0;height:5px;
  background:var(--grad-brand);
}
.crumb{
  display:flex;align-items:center;gap:10px;
  font-size:13.5px;color:var(--c-muted);
  margin-bottom:22px;
}
.crumb a:hover{color:var(--c-brand);}
.crumb span[aria-current]{color:var(--c-ink-2);font-weight:700;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:44px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(29px,3.8vw,44px);
  line-height:1.26;
  font-weight:900;
  letter-spacing:-.8px;
  margin:18px 0 18px;
}
.hero-copy h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.hero-lead{
  max-width:620px;
  font-size:16.5px;
  color:var(--c-ink-2);
}
.hero-actions{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:30px;
}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin-top:34px;
}
.fact{
  padding:14px 16px;
  border-radius:var(--r-md);
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.fact b{display:block;font-size:20px;font-weight:900;letter-spacing:-.5px;}
.fact span{font-size:13px;color:var(--c-muted);}

/* 问卷卡 */
.quiz-card{
  background:var(--grad-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-3);
  padding:26px;
}
.quiz-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:6px;}
.quiz-head h2{font-size:17px;font-weight:900;}
.quiz-sub{font-size:13.5px;color:var(--c-muted);margin-bottom:18px;}
.quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.quiz-opt{
  padding:12px 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--c-line-2);
  background:#fff;
  font-size:14px;font-weight:600;color:var(--c-ink-2);
  text-align:left;
  transition:border-color var(--t-fast),color var(--t-fast),transform var(--t-fast),box-shadow var(--t-fast);
}
.quiz-opt:hover{border-color:rgba(124,92,255,.5);color:var(--c-brand-3);transform:translateY(-2px);}
.quiz-opt.active{
  color:#fff;border-color:transparent;
  background:var(--grad-brand);
  box-shadow:0 10px 24px rgba(255,77,109,.3);
}
.quiz-result{
  margin-top:18px;
  padding:16px 18px;
  border-radius:var(--r-md);
  border:1px dashed var(--c-line-2);
  background:rgba(124,92,255,.05);
}
.quiz-result b{display:block;font-size:14.5px;color:var(--c-brand-3);margin-bottom:4px;}
.quiz-result p{font-size:13.8px;color:var(--c-ink-2);}

/* ============ 现场类型节点卡 ============ */
.type-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:16px;
}
.type-card{
  display:flex;flex-direction:column;gap:12px;
  padding:24px 22px;
  border-radius:var(--r-lg);
  background:var(--grad-card);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid),border-color var(--t-mid);
}
.type-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.type-idx{
  font-size:12.5px;font-weight:900;letter-spacing:1.4px;
  color:var(--c-brand);
}
.type-card h3{font-size:17.5px;font-weight:800;line-height:1.4;}
.type-card p{font-size:14px;color:var(--c-muted);flex:1;}

/* ============ 痛点列表 ============ */
.pain-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.pain-item{
  display:grid;grid-template-columns:44px 1fr;gap:16px;
  padding:22px 24px;
  border-radius:var(--r-lg);
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.pain-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.pain-no{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:15px;color:#fff;
  background:var(--grad-brand);
  box-shadow:0 10px 22px rgba(255,77,109,.26);
}
.pain-item h3{font-size:16px;font-weight:800;margin-bottom:6px;}
.pain-item p{font-size:14px;color:var(--c-muted);}

/* ============ 时间线 ============ */
.tl-rail{
  height:8px;border-radius:999px;background:var(--c-line);
  overflow:hidden;margin-bottom:30px;
}
.tl-rail span{display:block;height:100%;width:100%;background:var(--grad-brand);border-radius:999px;}
.tl-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.tl-item{
  padding:24px;
  border-radius:var(--r-lg);
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.tl-item:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.tl-no{font-size:12.5px;font-weight:900;letter-spacing:1.4px;color:var(--c-brand);}
.tl-item h3{font-size:16.5px;font-weight:800;margin:8px 0 10px;}
.tl-item p{font-size:14px;color:var(--c-muted);}
.tl-bar{margin-top:16px;height:6px;border-radius:999px;background:var(--c-line);overflow:hidden;}
.tl-bar i{display:block;height:100%;background:var(--grad-brand);border-radius:999px;}

/* ============ 数据带 ============ */
.stats-band{
  border-radius:var(--r-xl);
  padding:46px;
  background:linear-gradient(135deg,#171326 0%,#241a3d 55%,#3a1f38 100%);
  color:#fff;
  box-shadow:var(--sh-3);
}
.stats-band .band-head{max-width:640px;margin-bottom:32px;}
.stats-band .eyebrow{background:rgba(255,255,255,.14);color:#fff;}
.stats-band .sec-title{color:#fff;}
.stats-band .sec-desc{color:rgba(255,255,255,.72);}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
}
.stat{
  padding:24px 22px;
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  transition:transform var(--t-mid),background var(--t-mid);
}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.11);}
.stat-num{
  font-size:clamp(26px,3.2vw,38px);
  font-weight:900;letter-spacing:-1px;
  background:linear-gradient(120deg,#ffffff,#ffd7a1);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:14px;font-weight:700;margin-top:6px;}
.stat-note{font-size:13px;color:rgba(255,255,255,.6);margin-top:6px;}

/* ============ 动线节点 ============ */
.path{position:relative;display:grid;gap:18px;}
.path::before{
  content:"";position:absolute;left:29px;top:16px;bottom:16px;width:2px;
  background:linear-gradient(180deg,rgba(124,92,255,.55),rgba(255,77,109,.4),rgba(255,138,61,.3));
}
.node{
  position:relative;
  display:grid;grid-template-columns:60px minmax(0,1fr);gap:20px;
  align-items:start;
}
.node-dot{
  width:60px;height:60px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:16px;color:#fff;
  background:var(--grad-brand);
  box-shadow:0 12px 26px rgba(255,77,109,.3);
}
.node-body{
  padding:22px 24px;
  border-radius:var(--r-lg);
  background:var(--grad-card);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.node-body:hover{transform:translateX(4px);box-shadow:var(--sh-2);}
.node-body h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.node-body p{font-size:14px;color:var(--c-muted);}
.node-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ============ 听众声音 ============ */
.voice-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
}
.voice{
  padding:26px 24px;
  border-radius:var(--r-lg);
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:16px;
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.voice:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.voice p{font-size:14.5px;color:var(--c-ink-2);}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:42px;height:42px;border-radius:14px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#fff;font-size:15px;
  background:var(--grad-brand);
}
.voice-who b{display:block;font-size:14px;}
.voice-who span{font-size:12.5px;color:var(--c-muted);}

/* ============ 适用人群 ============ */
.aud-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
}
.aud-card{
  padding:24px 22px;
  border-radius:var(--r-lg);
  background:var(--grad-card);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.aud-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.aud-card h3{font-size:16px;font-weight:800;margin:12px 0 8px;}
.aud-card p{font-size:13.8px;color:var(--c-muted);}

/* ============ 资讯列表 ============ */
.news-list{border-top:1px solid var(--c-line);}
.news-list li{
  display:grid;grid-template-columns:112px minmax(0,1fr);gap:22px;
  padding:24px 0;
  border-bottom:1px solid var(--c-line);
  transition:background var(--t-fast);
}
.news-list li:hover{background:linear-gradient(90deg,rgba(124,92,255,.05),transparent 70%);}
.news-body h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.news-body p{font-size:14px;color:var(--c-muted);}
.news-cat{
  align-self:start;
  display:inline-flex;justify-content:center;
  padding:5px 0;border-radius:999px;
  font-size:12.5px;font-weight:700;
  background:rgba(255,138,61,.14);color:#cf6410;
}

/* ============ 更新节律 ============ */
.rhythm{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  margin-top:6px;
}
.rhythm-item{
  padding:22px 24px;
  border-radius:var(--r-lg);
  border:1px solid var(--c-line-2);
  background:linear-gradient(135deg,rgba(124,92,255,.08),rgba(255,77,109,.08));
}
.rhythm-item b{display:block;font-size:15.5px;margin-bottom:6px;}
.rhythm-item span{font-size:13.8px;color:var(--c-muted);}

/* ============ 转化区 ============ */
.cta-band{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:center;
  padding:48px;
  border-radius:var(--r-xl);
  background:var(--grad-brand);
  color:#fff;
  box-shadow:var(--sh-3);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-140px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 66%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);font-weight:900;letter-spacing:-.5px;line-height:1.32;}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.9);max-width:560px;}
.subscribe-form{
  position:relative;z-index:2;
  display:flex;gap:10px;
  padding:8px;
  border-radius:999px;
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.34);
}
.subscribe-form input{
  flex:1;min-width:0;
  padding:0 18px;
  background:transparent;border:0;outline:none;
  color:#fff;font-size:14.5px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.72);}
.subscribe-form button{
  padding:12px 26px;border-radius:999px;
  background:#fff;color:var(--c-brand);
  font-size:14.5px;font-weight:800;
  transition:transform var(--t-fast),box-shadow var(--t-fast);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(22,20,31,.24);}
.cta-hint{margin-top:14px;font-size:13px;color:rgba(255,255,255,.8);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:0;
  padding:64px 0 30px;
  background:#16141f;
  color:rgba(255,255,255,.72);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand p{
  margin-top:16px;
  max-width:380px;
  font-size:14px;line-height:1.9;
  color:rgba(255,255,255,.6);
}
.logo-light{color:#fff;}
.logo-light:hover{color:#fff;}
.footer-col h4{
  font-size:15px;font-weight:800;color:#fff;
  margin-bottom:14px;
}
.footer-col a{
  display:block;
  padding:5px 0;
  font-size:14px;
  color:rgba(255,255,255,.64);
  transition:color var(--t-fast),transform var(--t-fast);
}
.footer-col a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;flex-direction:column;align-items:stretch;gap:6px;
    margin:0;padding:14px;
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-md);
    box-shadow:var(--sh-2);
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:11px 16px;border-radius:var(--r-sm);}
  .header-tools{margin-left:auto;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .type-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .tl-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .voice-grid{grid-template-columns:1fr;}
  .aud-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rhythm{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:38px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .search-box{display:none;}
  .hero-facts{grid-template-columns:1fr;gap:10px;}
  .type-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .pain-grid{grid-template-columns:1fr;}
  .tl-grid{grid-template-columns:1fr;}
  .stats-band{padding:30px 22px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-list li{grid-template-columns:1fr;gap:10px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section-head{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .logo{font-size:18px;}
  .btn{padding:12px 22px;font-size:14px;}
  .quiz-options{grid-template-columns:1fr;}
  .type-grid{grid-template-columns:1fr;}
  .aud-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .node{grid-template-columns:48px minmax(0,1fr);gap:14px;}
  .node-dot{width:48px;height:48px;border-radius:16px;font-size:14px;}
  .path::before{left:23px;}
  .cta-band{padding:30px 22px;}
  .subscribe-form{flex-direction:column;border-radius:var(--r-md);}
  .subscribe-form input{padding:12px 14px;}
  .subscribe-form button{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category3 */
:root{
 --c-brand:#ff4d6d;
 --c-brand-2:#ff8a3d;
 --c-brand-3:#7c5cff;
 --c-ink:#16141f;
 --c-ink-2:#3d3a4d;
 --c-muted:#6b6880;
 --c-bg:#fbf9ff;
 --c-surface:#ffffff;
 --c-line:#ece8f6;
 --c-line-2:#e1dbf5;
 --grad-brand:linear-gradient(120deg,#7c5cff 0%,#ff4d6d 58%,#ff8a3d 100%);
 --grad-soft:linear-gradient(135deg,rgba(124,92,255,.12),rgba(255,77,109,.12));
 --grad-card:linear-gradient(160deg,#ffffff 0%,#fdfbff 100%);
 --r-xs:8px;
 --r-sm:12px;
 --r-md:18px;
 --r-lg:26px;
 --r-xl:34px;
 --sh-1:0 2px 8px rgba(22,20,31,.05);
 --sh-2:0 14px 34px rgba(22,20,31,.08);
 --sh-3:0 26px 56px rgba(124,92,255,.20);
 --sp-section:80px;
 --maxw:1180px;
 --t-fast:.2s ease;
 --t-mid:.32s cubic-bezier(.2,.7,.3,1);
}
*,*::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","Source Han Sans SC",system-ui,sans-serif;
 font-size:16px;line-height:1.75;color:var(--c-ink);
 background:var(--c-bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t-fast);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(124,92,255,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ 头部 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(251,249,255,.92);
 backdrop-filter:blur(14px);
 border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:72px;}
.logo{
 display:inline-flex;align-items:center;gap:10px;
 font-size:20px;font-weight:800;letter-spacing:.5px;white-space:nowrap;
}
.logo::before{
 content:"";width:12px;height:12px;border-radius:4px;
 background:var(--grad-brand);box-shadow:0 0 0 4px rgba(255,77,109,.14);
}
.logo:hover{color:var(--c-brand);}
.main-nav{display:flex;align-items:center;gap:4px;margin-right:auto;}
.main-nav a{
 position:relative;padding:9px 15px;border-radius:999px;
 font-size:15px;font-weight:600;color:var(--c-ink-2);
 transition:background var(--t-fast),color var(--t-fast);
}
.main-nav a:hover{background:rgba(124,92,255,.10);color:var(--c-brand-3);}
.main-nav a.active{color:#fff;background:var(--grad-brand);box-shadow:0 6px 16px rgba(255,77,109,.28);}
.header-tools{display:flex;align-items:center;gap:12px;}
.search-box{
 display:flex;align-items:center;gap:8px;
 padding:8px 14px;background:#fff;border:1px solid var(--c-line-2);border-radius:999px;
 transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.search-box:focus-within{border-color:var(--c-brand-3);box-shadow:0 0 0 4px rgba(124,92,255,.12);}
.search-box input{border:0;outline:none;background:transparent;width:158px;font-size:14px;}
.search-box svg{width:15px;height:15px;stroke:var(--c-muted);fill:none;stroke-width:2;flex:none;}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 border:1px solid var(--c-line-2);background:#fff;
 font-size:20px;line-height:1;color:var(--c-ink-2);
}
.nav-toggle:hover{border-color:var(--c-brand-3);color:var(--c-brand-3);}

/* ============ 进度导航条 ============ */
.steps-bar{border-top:1px solid var(--c-line);background:rgba(255,255,255,.72);}
.steps-inner{display:flex;align-items:center;gap:6px;height:50px;overflow-x:auto;scrollbar-width:none;}
.steps-inner::-webkit-scrollbar{display:none;}
.step{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;
 font-size:13.5px;font-weight:600;color:var(--c-muted);white-space:nowrap;
 transition:background var(--t-fast),color var(--t-fast);
}
.step-no{
 font-size:11px;font-weight:800;letter-spacing:.5px;
 color:var(--c-brand-3);background:rgba(124,92,255,.13);
 border-radius:6px;padding:1px 6px;
}
.step:hover{color:var(--c-brand);background:rgba(255,77,109,.08);}
.step:hover .step-no{color:#fff;background:var(--c-brand);}

/* ============ 首屏：杂志分栏 ============ */
.page-hero{
 position:relative;overflow:hidden;
 padding:52px 0 58px;
 background:
   radial-gradient(760px 340px at 88% -10%,rgba(255,138,61,.20),transparent 70%),
   radial-gradient(680px 320px at 4% 0%,rgba(124,92,255,.16),transparent 68%),
   linear-gradient(180deg,#ffffff 0%,var(--c-bg) 100%);
 border-bottom:1px solid var(--c-line);
}
.crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--c-muted);margin-bottom:22px;}
.crumb a:hover{color:var(--c-brand);}
.crumb span{opacity:.55;}
.hero-cols{display:grid;grid-template-columns:1.12fr .88fr;gap:42px;align-items:start;}
.hero-tag{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 15px;border-radius:999px;
 font-size:13px;font-weight:700;letter-spacing:.5px;
 color:var(--c-brand-3);
 background:rgba(124,92,255,.10);
 border:1px solid rgba(124,92,255,.22);
}
.page-hero h1{
 margin:20px 0 18px;
 font-size:clamp(30px,4.2vw,50px);
 line-height:1.24;font-weight:900;letter-spacing:-.5px;
}
.page-hero h1 em{
 font-style:normal;
 background:var(--grad-brand);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{max-width:620px;font-size:16.5px;line-height:1.9;color:var(--c-ink-2);}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
 padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
 color:var(--c-ink-2);background:#fff;border:1px solid var(--c-line-2);
 transition:border-color var(--t-fast),color var(--t-fast),transform var(--t-fast);
}
.tag:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-2px);}

/* 精选卡 */
.feature-card{
 background:var(--grad-card);
 border:1px solid var(--c-line);
 border-radius:var(--r-xl);
 box-shadow:var(--sh-2);
 padding:24px;
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.feature-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.badge{
 display:inline-flex;align-items:center;gap:6px;
 padding:4px 12px;border-radius:999px;
 font-size:12px;font-weight:800;letter-spacing:.4px;
 color:#fff;background:var(--grad-brand);
 box-shadow:0 6px 14px rgba(255,77,109,.26);
}
.badge-soft{color:var(--c-brand-3);background:rgba(124,92,255,.12);box-shadow:none;}
.feature-meta{font-size:12.5px;color:var(--c-muted);font-weight:600;}
.thumb{
 position:relative;height:158px;border-radius:var(--r-md);
 display:flex;align-items:flex-end;padding:16px;
 color:#fff;font-size:13.5px;font-weight:700;letter-spacing:.4px;
 background:linear-gradient(135deg,#7c5cff 0%,#ff4d6d 62%,#ff8a3d 100%);
 overflow:hidden;
}
.thumb::after{
 content:"";position:absolute;inset:0;
 background:radial-gradient(220px 120px at 78% 10%,rgba(255,255,255,.42),transparent 70%);
}
.thumb-b{background:linear-gradient(135deg,#ff8a3d 0%,#ff4d6d 55%,#7c5cff 100%);}
.thumb-c{background:linear-gradient(135deg,#7c5cff 0%,#2f2a55 100%);}
.thumb span{position:relative;z-index:2;}
.feature-card h3{margin:18px 0 10px;font-size:19px;font-weight:800;}
.feature-list{display:grid;gap:10px;margin-top:14px;}
.feature-list li{
 display:flex;gap:10px;align-items:flex-start;
 font-size:14.5px;color:var(--c-ink-2);line-height:1.7;
}
.feature-list li::before{
 content:"";flex:none;width:8px;height:8px;margin-top:8px;border-radius:3px;
 background:var(--grad-brand);
}
.mini-stats{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
.mini-stat{
 flex:1 1 120px;padding:12px 14px;border-radius:var(--r-sm);
 background:rgba(124,92,255,.07);border:1px solid var(--c-line-2);
}
.mini-stat b{display:block;font-size:17px;font-weight:800;color:var(--c-brand-3);}
.mini-stat small{font-size:12.5px;color:var(--c-muted);}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-alt{background:linear-gradient(180deg,#ffffff 0%,#f7f4ff 100%);}
.section-head{
 display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
 margin-bottom:38px;flex-wrap:wrap;
}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:1px;
 color:var(--c-brand);text-transform:uppercase;
}
.eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--grad-brand);}
.section-title{margin-top:12px;font-size:clamp(23px,2.6vw,32px);font-weight:900;letter-spacing:-.4px;}
.section-desc{max-width:640px;margin-top:12px;font-size:15.5px;color:var(--c-muted);line-height:1.85;}
.link-more{
 display:inline-flex;align-items:center;gap:6px;
 font-size:14.5px;font-weight:700;color:var(--c-brand-3);
 padding:8px 16px;border-radius:999px;background:rgba(124,92,255,.09);
 transition:background var(--t-fast),transform var(--t-fast);
}
.link-more:hover{background:rgba(124,92,255,.18);transform:translateX(2px);}
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* 卡片 */
.card{
 background:var(--c-surface);
 border:1px solid var(--c-line);
 border-radius:var(--r-lg);
 padding:24px;
 box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid),border-color var(--t-mid);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.card h3{margin:14px 0 10px;font-size:18px;font-weight:800;}
.card p{font-size:14.8px;color:var(--c-muted);line-height:1.8;}
.icon-dot{
 display:inline-flex;align-items:center;justify-content:center;
 width:44px;height:44px;border-radius:14px;
 font-size:15px;font-weight:900;color:#fff;
 background:var(--grad-brand);
 box-shadow:0 10px 22px rgba(255,77,109,.24);
}
.icon-dot.alt{background:linear-gradient(135deg,#7c5cff,#4a3bd0);box-shadow:0 10px 22px rgba(124,92,255,.24);}
.icon-dot.warm{background:linear-gradient(135deg,#ff8a3d,#ffb347);box-shadow:0 10px 22px rgba(255,138,61,.24);}

/* 痛点 + 解法 */
.pain-card{
 background:var(--c-surface);border:1px solid var(--c-line);
 border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.pain-card h3{font-size:16.5px;font-weight:800;margin-bottom:8px;display:flex;gap:10px;align-items:center;}
.pain-card h3 i{
 font-style:normal;flex:none;font-size:12px;font-weight:800;
 padding:2px 9px;border-radius:999px;color:var(--c-brand);
 background:rgba(255,77,109,.10);
}
.pain-card p{font-size:14.5px;color:var(--c-muted);line-height:1.8;}
.fix-line{
 margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
 font-size:14px;color:var(--c-ink-2);
 background:rgba(124,92,255,.07);border-left:3px solid var(--c-brand-3);
 line-height:1.75;
}

/* 方法步骤 */
.step-flow{display:grid;gap:18px;grid-template-columns:repeat(4,1fr);}
.flow-card{
 position:relative;
 background:var(--grad-card);
 border:1px solid var(--c-line);
 border-radius:var(--r-lg);padding:26px 22px 22px;
 box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.flow-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.flow-no{
 position:absolute;top:-16px;left:22px;
 display:inline-flex;align-items:center;justify-content:center;
 width:44px;height:44px;border-radius:14px;
 font-size:15px;font-weight:900;color:#fff;
 background:var(--grad-brand);
 box-shadow:0 12px 26px rgba(255,77,109,.3);
}
.flow-card h3{margin:24px 0 10px;font-size:17.5px;font-weight:800;}
.flow-card p{font-size:14.5px;color:var(--c-muted);line-height:1.8;}
.flow-card .tagline{
 display:inline-block;margin-top:14px;font-size:12.5px;font-weight:700;
 color:var(--c-brand-3);background:rgba(124,92,255,.10);
 padding:4px 11px;border-radius:999px;
}

/* 数据条 */
.data-band{
 background:var(--c-ink);
 border-radius:var(--r-xl);
 padding:40px 34px;
 color:#fff;
 position:relative;overflow:hidden;
}
.data-band::after{
 content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,77,109,.45),transparent 68%);
}
.data-head{position:relative;z-index:2;margin-bottom:26px;}
.data-head h2{font-size:clamp(21px,2.4vw,28px);font-weight:900;letter-spacing:-.3px;}
.data-head p{margin-top:10px;font-size:14.8px;color:rgba(255,255,255,.72);max-width:620px;line-height:1.8;}
.data-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.data-item{
 padding:20px 18px;border-radius:var(--r-md);
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.14);
 transition:background var(--t-fast),transform var(--t-fast);
}
.data-item:hover{background:rgba(255,255,255,.14);transform:translateY(-3px);}
.data-item b{
 display:block;font-size:clamp(24px,3vw,32px);font-weight:900;
 background:linear-gradient(120deg,#ffffff,#ffd0db);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.data-item span{display:block;margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.74);}
.band-note{
 position:relative;z-index:2;margin-top:22px;padding-top:18px;
 border-top:1px solid rgba(255,255,255,.16);
 font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.8;
}

/* 精选商品卡 */
.pick-card{
 background:var(--c-surface);border:1px solid var(--c-line);
 border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
 display:flex;flex-direction:column;
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.pick-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.pick-thumb{
 height:132px;display:flex;align-items:flex-end;padding:14px 16px;
 color:#fff;font-size:13px;font-weight:700;letter-spacing:.4px;
 background:linear-gradient(135deg,#7c5cff,#ff4d6d);
}
.pick-thumb.t2{background:linear-gradient(135deg,#ff4d6d,#ff8a3d);}
.pick-thumb.t3{background:linear-gradient(135deg,#2f2a55,#7c5cff);}
.pick-thumb.t4{background:linear-gradient(135deg,#ff8a3d,#ffc46b);}
.pick-thumb.t5{background:linear-gradient(135deg,#4a3bd0,#9b7cff);}
.pick-thumb.t6{background:linear-gradient(135deg,#16141f,#ff4d6d);}
.pick-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.pick-body h3{font-size:17px;font-weight:800;}
.pick-body p{font-size:14.3px;color:var(--c-muted);line-height:1.78;flex:1;}
.pick-specs{display:flex;flex-wrap:wrap;gap:8px;}
.spec{
 font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:999px;
 color:var(--c-ink-2);background:rgba(22,20,31,.05);
}
.spec.hot{color:var(--c-brand);background:rgba(255,77,109,.10);}

/* 证言 */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.voice-card{
 position:relative;
 background:var(--c-surface);border:1px solid var(--c-line);
 border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.voice-card::before{
 content:"”";position:absolute;top:6px;right:22px;
 font-size:64px;line-height:1;color:rgba(124,92,255,.16);font-family:Georgia,serif;
}
.voice-card p{font-size:15px;color:var(--c-ink-2);line-height:1.9;position:relative;z-index:2;}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:20px;}
.avatar{
 width:40px;height:40px;border-radius:50%;flex:none;
 display:flex;align-items:center;justify-content:center;
 font-size:14px;font-weight:800;color:#fff;background:var(--grad-brand);
}
.voice-who b{display:block;font-size:14.5px;font-weight:800;}
.voice-who small{font-size:12.5px;color:var(--c-muted);}

/* 适用人群 */
.audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.audience-item{
 padding:24px 22px;border-radius:var(--r-lg);
 background:var(--grad-soft);
 border:1px solid var(--c-line-2);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.audience-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.audience-item h3{font-size:16.5px;font-weight:800;margin-bottom:8px;}
.audience-item p{font-size:14.3px;color:var(--c-ink-2);line-height:1.8;}

/* 资讯列表 */
.news-list{display:grid;gap:14px;}
.news-item{
 display:flex;align-items:center;gap:20px;
 padding:20px 24px;border-radius:var(--r-md);
 background:var(--c-surface);border:1px solid var(--c-line);
 box-shadow:var(--sh-1);
 transition:transform var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast);
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.news-date{
 flex:none;width:74px;font-size:12.5px;font-weight:800;color:var(--c-brand-3);
 background:rgba(124,92,255,.09);border-radius:var(--r-sm);
 padding:8px 0;text-align:center;line-height:1.5;
}
.news-date b{display:block;font-size:18px;}
.news-body{flex:1;}
.news-body h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.news-body p{font-size:14.2px;color:var(--c-muted);line-height:1.75;}
.news-arrow{flex:none;font-size:18px;color:var(--c-line-2);transition:color var(--t-fast),transform var(--t-fast);}
.news-item:hover .news-arrow{color:var(--c-brand);transform:translateX(3px);}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
 background:var(--c-surface);border:1px solid var(--c-line);
 border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;
 box-shadow:var(--sh-1);transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.faq-item:hover{border-color:var(--c-line-2);box-shadow:var(--sh-2);}
.faq-item summary{
 cursor:pointer;list-style:none;
 padding:20px 24px;font-size:16px;font-weight:800;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";flex:none;font-size:20px;font-weight:700;color:var(--c-brand);
 transition:transform var(--t-fast);
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
.faq-item[open] summary{color:var(--c-brand);}
.faq-answer{padding:0 24px 22px;font-size:14.8px;color:var(--c-muted);line-height:1.9;}

/* 转化区 */
.cta-panel{
 position:relative;overflow:hidden;
 border-radius:var(--r-xl);
 padding:48px 42px;
 color:#fff;
 background:var(--grad-brand);
 box-shadow:var(--sh-3);
}
.cta-panel::after{
 content:"";position:absolute;left:-100px;bottom:-160px;
 width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,255,255,.24),transparent 66%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:center;}
.cta-panel h2{font-size:clamp(23px,2.8vw,34px);font-weight:900;letter-spacing:-.4px;}
.cta-panel p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.9);line-height:1.9;max-width:560px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-points span{
 font-size:13px;font-weight:700;padding:6px 14px;border-radius:999px;
 background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.34);
}
.subscribe-box{
 background:rgba(255,255,255,.96);
 border-radius:var(--r-lg);
 padding:24px;
 box-shadow:0 18px 40px rgba(22,20,31,.18);
 color:var(--c-ink);
}
.subscribe-box h3{font-size:17px;font-weight:800;margin-bottom:6px;}
.subscribe-box p{font-size:13.5px;color:var(--c-muted);margin-bottom:16px;}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe-form input{
 flex:1 1 180px;min-width:0;
 padding:13px 16px;border-radius:999px;
 border:1px solid var(--c-line-2);background:#fff;
 font-size:14.5px;outline:none;
 transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.subscribe-form input:focus{border-color:var(--c-brand-3);box-shadow:0 0 0 4px rgba(124,92,255,.14);}
.subscribe-note{margin-top:12px;font-size:12.5px;color:var(--c-muted);}
.cta-sub{position:relative;z-index:2;margin-top:30px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.cta-sub div{
 padding:16px 18px;border-radius:var(--r-md);
 background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
 font-size:14px;line-height:1.75;color:rgba(255,255,255,.94);
}
.cta-sub div b{display:block;font-size:15px;font-weight:800;margin-bottom:4px;color:#fff;}

/* 按钮 */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;
 font-size:15px;font-weight:700;border:1px solid transparent;
 transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast);
}
.btn-primary{color:#fff;background:var(--grad-brand);box-shadow:0 12px 28px rgba(255,77,109,.34);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,77,109,.42);}
.btn-light{color:var(--c-brand);background:#fff;box-shadow:0 12px 28px rgba(22,20,31,.16);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(22,20,31,.24);}
.btn-ghost{color:var(--c-brand-3);background:rgba(124,92,255,.10);border-color:rgba(124,92,255,.22);}
.btn-ghost:hover{background:rgba(124,92,255,.18);transform:translateY(-2px);}
.btn-block{width:100%;}

/* ============ 页脚 ============ */
.site-footer{
 margin-top:20px;
 background:var(--c-ink);
 color:rgba(255,255,255,.76);
 padding:60px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:380px;}
.logo-light{color:#fff;}
.logo-light:hover{color:#ffd0db;}
.footer-col h4{font-size:14.5px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:5px 0;transition:color var(--t-fast),transform var(--t-fast);}
.footer-col a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
 margin-top:44px;padding-top:22px;
 border-top:1px solid rgba(255,255,255,.12);
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
 font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 :root{--sp-section:64px;}
 .hero-cols{grid-template-columns:1fr;gap:30px;}
 .grid-3,.grid-4,.audience-grid,.voice-grid,.step-flow{grid-template-columns:repeat(2,1fr);}
 .data-grid{grid-template-columns:repeat(2,1fr);}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
 .cta-grid{grid-template-columns:1fr;gap:28px;}
 .cta-sub{grid-template-columns:1fr;}
 .search-box{display:none;}
 .main-nav{
   position:absolute;left:0;right:0;top:100%;
   flex-direction:column;align-items:stretch;gap:4px;
   padding:14px 20px 18px;margin:0;
   background:#fff;border-bottom:1px solid var(--c-line);
   box-shadow:var(--sh-2);
   display:none;
 }
 .main-nav.open{display:flex;}
 .main-nav a{padding:12px 14px;border-radius:14px;}
 .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
}
@media (max-width:768px){
 .page-hero{padding:36px 0 44px;}
 .hero-lead{font-size:15.5px;}
 .grid-2,.grid-3,.grid-4,.audience-grid,.voice-grid,.step-flow,.data-grid{grid-template-columns:1fr;}
 .data-band{padding:30px 22px;}
 .cta-panel{padding:32px 24px;}
 .section-head{align-items:flex-start;}
 .news-item{flex-direction:column;align-items:flex-start;gap:12px;}
 .news-date{width:auto;padding:6px 14px;}
 .news-date b{display:inline;font-size:14px;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .header-inner{gap:12px;min-height:64px;}
 .logo{font-size:18px;}
 .page-hero h1{font-size:27px;}
 .section-title{font-size:22px;}
 .btn{width:100%;}
 .hero-actions{flex-direction:column;align-items:stretch;}
 .link-more{width:100%;justify-content:center;}
 .footer-grid{grid-template-columns:1fr;}
 .mini-stats{flex-direction:column;}
 .cta-points span{font-size:12.5px;}
}

/* roulang page: category2 */
:root{
 --c-brand:#ff4d6d;
 --c-brand-2:#ff8a3d;
 --c-brand-3:#7c5cff;
 --c-ink:#16141f;
 --c-ink-2:#3d3a4d;
 --c-muted:#6b6880;
 --c-bg:#fbf9ff;
 --c-surface:#ffffff;
 --c-line:#ece8f6;
 --c-line-2:#e1dbf5;
 --grad-brand:linear-gradient(120deg,#7c5cff 0%,#ff4d6d 58%,#ff8a3d 100%);
 --grad-soft:linear-gradient(135deg,rgba(124,92,255,.12),rgba(255,77,109,.12));
 --grad-card:linear-gradient(160deg,#ffffff 0%,#fdfbff 100%);
 --r-xs:8px;
 --r-sm:12px;
 --r-md:18px;
 --r-lg:26px;
 --r-xl:34px;
 --sh-1:0 2px 8px rgba(22,20,31,.05);
 --sh-2:0 14px 34px rgba(22,20,31,.08);
 --sh-3:0 26px 56px rgba(124,92,255,.20);
 --sp-section:86px;
 --maxw:1180px;
 --t-fast:.2s ease;
 --t-mid:.32s cubic-bezier(.2,.7,.3,1);
}
@media (max-width:1024px){:root{--sp-section:66px;}}
*,*::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","Source Han Sans SC",system-ui,sans-serif;
 font-size:16px;line-height:1.75;color:var(--c-ink);background:var(--c-bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t-fast);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(124,92,255,.55);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ 头部 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(251,249,255,.94);
 backdrop-filter:blur(14px);
 border-bottom:1px solid var(--c-line);
}
.header-inner{
 position:relative;
 display:flex;align-items:center;gap:26px;min-height:72px;
}
.logo{
 display:inline-flex;align-items:center;gap:10px;
 font-size:20px;font-weight:800;letter-spacing:.5px;white-space:nowrap;
}
.logo::before{
 content:"";width:12px;height:12px;border-radius:4px;
 background:var(--grad-brand);box-shadow:0 0 0 4px rgba(255,77,109,.14);
}
.logo:hover{color:var(--c-brand);}
.main-nav{display:flex;align-items:center;gap:4px;margin-right:auto;}
.main-nav a{
 position:relative;padding:9px 15px;border-radius:999px;
 font-size:15px;font-weight:600;color:var(--c-ink-2);
 transition:background var(--t-fast),color var(--t-fast);
}
.main-nav a:hover{background:rgba(124,92,255,.10);color:var(--c-brand-3);}
.main-nav a.active{color:#fff;background:var(--grad-brand);box-shadow:0 6px 16px rgba(255,77,109,.28);}
.header-tools{display:flex;align-items:center;gap:12px;}
.search-box{
 display:flex;align-items:center;gap:8px;padding:8px 14px;
 background:#fff;border:1px solid var(--c-line-2);border-radius:999px;
 transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.search-box:focus-within{border-color:var(--c-brand-3);box-shadow:0 0 0 4px rgba(124,92,255,.12);}
.search-box input{border:0;outline:none;background:transparent;width:158px;font-size:14px;}
.search-box svg{width:15px;height:15px;stroke:var(--c-muted);fill:none;stroke-width:2;flex:none;}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 border:1px solid var(--c-line-2);background:#fff;
 font-size:20px;line-height:1;color:var(--c-ink-2);
 align-items:center;justify-content:center;
}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;
 font-size:15px;font-weight:700;border:1px solid transparent;
 transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast),border-color var(--t-fast);
}
.btn-primary{color:#fff;background:var(--grad-brand);box-shadow:0 12px 28px rgba(255,77,109,.34);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,77,109,.42);}
.btn-light{color:var(--c-brand);background:#fff;box-shadow:0 12px 28px rgba(22,20,31,.16);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(22,20,31,.24);}
.btn-ghost{color:var(--c-brand-3);background:rgba(124,92,255,.10);border-color:rgba(124,92,255,.22);}
.btn-ghost:hover{background:rgba(124,92,255,.18);transform:translateY(-2px);}
.btn-outline-light{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.20);transform:translateY(-2px);}
.steps-bar{background:#fff;border-top:1px solid var(--c-line);}
.steps-inner{display:flex;align-items:center;gap:10px;padding:10px 24px;overflow-x:auto;}
.steps-inner::-webkit-scrollbar{height:0;}
.step{
 display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
 font-size:13.5px;font-weight:600;color:var(--c-ink-2);background:#f6f3ff;white-space:nowrap;
 transition:background var(--t-fast),color var(--t-fast),transform var(--t-fast);
}
.step:hover{background:rgba(124,92,255,.16);color:var(--c-brand-3);transform:translateY(-1px);}
.step-no{
 font-size:11px;font-weight:800;color:#fff;padding:2px 7px;border-radius:999px;background:var(--grad-brand);
}

/* ============ Hero：沉浸暗底海报 ============ */
.hero-story{
 position:relative;overflow:hidden;color:#fff;
 padding:70px 0 82px;
 background:
  radial-gradient(1000px 560px at 82% -12%,rgba(255,77,109,.42),transparent 62%),
  radial-gradient(880px 520px at 4% 112%,rgba(124,92,255,.44),transparent 65%),
  linear-gradient(140deg,#141024 0%,#1c1730 50%,#251a3a 100%);
}
.hero-story::before{
 content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
 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(circle at 50% 30%,#000 30%,transparent 78%);
}
.hero-story::after{
 content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,138,61,.34),transparent 70%);pointer-events:none;
}
.hero-story-inner{
 position:relative;z-index:2;
 display:grid;grid-template-columns:1.25fr .95fr;gap:52px;align-items:center;
}
.hero-tag{
 display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
 font-size:12.5px;font-weight:700;letter-spacing:.6px;color:#fff;
 background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
}
.hero-copy h1{
 margin:20px 0 18px;
 font-size:clamp(28px,3.9vw,46px);line-height:1.26;font-weight:900;letter-spacing:-.4px;
}
.hero-copy h1 em{
 font-style:normal;
 background:linear-gradient(100deg,#ffd36b,#ff8a3d 45%,#ff4d6d);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{max-width:640px;font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.86);}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.badge{
 display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;
 font-size:12.5px;font-weight:700;letter-spacing:.3px;
}
.badge-hot{color:#3b1220;background:linear-gradient(120deg,#ffd36b,#ff8a3d);box-shadow:0 8px 20px rgba(255,138,61,.32);}
.badge-soft{color:rgba(255,255,255,.92);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);}
.poster-frame{
 position:relative;padding:28px 26px 24px;border-radius:var(--r-xl);
 background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.05));
 border:1px solid rgba(255,255,255,.22);
 box-shadow:0 32px 70px rgba(0,0,0,.38);
 backdrop-filter:blur(8px);
}
.poster-frame::before{
 content:"";position:absolute;inset:10px;border-radius:calc(var(--r-xl) - 10px);
 border:1px dashed rgba(255,255,255,.18);pointer-events:none;
}
.poster-tag{
 display:inline-block;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:700;
 color:#ffd9b0;background:rgba(255,138,61,.16);border:1px solid rgba(255,138,61,.36);
}
.poster-title{margin:16px 0 12px;font-size:clamp(21px,2.4vw,27px);line-height:1.36;font-weight:900;letter-spacing:-.2px;}
.poster-text{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.78);}
.poster-list{margin:20px 0 22px;display:grid;gap:11px;}
.poster-list li{
 display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--r-sm);
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
 font-size:14px;color:rgba(255,255,255,.9);
 transition:background var(--t-fast),transform var(--t-fast);
}
.poster-list li:hover{background:rgba(255,255,255,.16);transform:translateX(4px);}
.poster-list span{
 flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 font-size:11.5px;font-weight:800;color:#fff;background:var(--grad-brand);
}
.poster-foot{display:flex;flex-wrap:wrap;gap:10px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-alt{background:linear-gradient(180deg,#ffffff 0%,#f7f4ff 100%);}
.section-dark{
 background:linear-gradient(140deg,#191327 0%,#241a38 100%);
 color:#fff;
}
.section-head{
 display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:38px;
}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:.1em;color:var(--c-brand-3);
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--grad-brand);}
.section-dark .eyebrow{color:#ffb9c7;}
.section-head h2{
 margin:12px 0 0;font-size:clamp(23px,2.9vw,34px);line-height:1.32;font-weight:900;letter-spacing:-.4px;
}
.section-sub{margin:12px 0 0;max-width:760px;font-size:15.5px;color:var(--c-muted);}
.section-dark .section-sub{color:rgba(255,255,255,.72);}

/* ============ 数据徽章条 ============ */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
 margin-top:-56px;position:relative;z-index:5;
}
.stat-item{
 padding:24px 22px;border-radius:var(--r-lg);background:var(--c-surface);
 border:1px solid var(--c-line);box-shadow:var(--sh-2);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.stat-item:hover{transform:translateY(-5px);box-shadow:var(--sh-3);}
.stat-num{
 display:block;font-size:clamp(26px,3vw,34px);font-weight:900;letter-spacing:-.5px;
 background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{display:block;margin-top:6px;font-size:14px;font-weight:700;color:var(--c-ink-2);}
.stat-note{display:block;margin-top:4px;font-size:12.5px;color:var(--c-muted);}

/* ============ 痛点 ============ */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.pain-card{
 padding:28px 24px;border-radius:var(--r-lg);
 background:var(--grad-card);border:1px solid var(--c-line);box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid),border-color var(--t-mid);
}
.pain-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:var(--c-line-2);}
.pain-icon{
 width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
 font-size:19px;color:#fff;background:var(--grad-brand);box-shadow:0 10px 22px rgba(255,77,109,.28);
}
.pain-card h3{margin:18px 0 10px;font-size:18px;font-weight:800;}
.pain-card p{font-size:14.8px;line-height:1.85;color:var(--c-muted);}

/* ============ 解决方案 ============ */
.solution-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start;}
.solution-main h2{margin:12px 0 16px;font-size:clamp(23px,2.9vw,33px);line-height:1.34;font-weight:900;letter-spacing:-.4px;}
.solution-main p{font-size:15.6px;line-height:1.92;color:var(--c-muted);}
.check-list{margin-top:24px;display:grid;gap:14px;}
.check-list li{
 display:flex;gap:14px;padding:18px 20px;border-radius:var(--r-md);
 background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
 transition:transform var(--t-fast),box-shadow var(--t-fast);
}
.check-list li:hover{transform:translateX(4px);box-shadow:var(--sh-2);}
.check-mark{
 flex:none;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
 font-size:13px;font-weight:900;color:#fff;background:var(--grad-brand);
}
.check-list strong{display:block;font-size:15.5px;font-weight:800;margin-bottom:4px;}
.check-list span{font-size:14.3px;color:var(--c-muted);line-height:1.8;}
.solution-side{
 padding:26px 24px;border-radius:var(--r-lg);
 background:var(--grad-soft);border:1px solid var(--c-line-2);
}
.solution-side h3{font-size:17px;font-weight:800;margin-bottom:14px;}
.mini-list{display:grid;gap:12px;}
.mini-list li{
 display:flex;justify-content:space-between;align-items:center;gap:12px;
 padding:12px 14px;border-radius:var(--r-sm);background:#fff;border:1px solid var(--c-line);
 font-size:14.3px;font-weight:600;color:var(--c-ink-2);
}
.mini-list b{font-weight:900;color:var(--c-brand-3);}

/* ============ 方法步骤 ============ */
.method-progress{
 height:8px;border-radius:999px;background:#eee9fb;overflow:hidden;margin-bottom:30px;
}
.method-progress i{display:block;height:100%;width:72%;border-radius:999px;background:var(--grad-brand);}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.method-card{
 position:relative;padding:26px 22px 24px;border-radius:var(--r-lg);
 background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.method-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3);}
.method-no{
 display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
 font-size:14px;font-weight:900;color:#fff;background:var(--grad-brand);
 box-shadow:0 10px 20px rgba(124,92,255,.26);
}
.method-card h3{margin:16px 0 8px;font-size:16.5px;font-weight:800;}
.method-card p{font-size:14.3px;line-height:1.82;color:var(--c-muted);}
.method-card::after{
 content:"";position:absolute;right:-11px;top:44px;width:20px;height:2px;
 background:linear-gradient(90deg,rgba(124,92,255,.5),transparent);
}
.method-card:last-child::after{display:none;}

/* ============ 精选故事 ============ */
.picks-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.story-card{
 display:flex;flex-direction:column;overflow:hidden;
 border-radius:var(--r-lg);background:var(--c-surface);
 border:1px solid var(--c-line);box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.story-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3);}
.story-cover{
 position:relative;height:158px;display:flex;align-items:flex-end;padding:18px;
}
.story-cover::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(20,16,36,0) 30%,rgba(20,16,36,.62) 100%);
}
.cover-1{background:linear-gradient(135deg,#7c5cff,#ff4d6d);}
.cover-2{background:linear-gradient(135deg,#ff8a3d,#7c5cff);}
.cover-3{background:linear-gradient(135deg,#2b2046,#ff4d6d);}
.story-tag{
 position:relative;z-index:2;display:inline-block;padding:5px 12px;border-radius:999px;
 font-size:12px;font-weight:700;color:#fff;background:rgba(255,255,255,.18);
 border:1px solid rgba(255,255,255,.34);
}
.story-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.story-meta{display:flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;color:var(--c-muted);}
.dot{width:4px;height:4px;border-radius:50%;background:var(--c-line-2);}
.story-title{margin:12px 0 10px;font-size:17px;line-height:1.5;font-weight:800;}
.story-desc{font-size:14.3px;line-height:1.85;color:var(--c-muted);flex:1;}
.story-foot{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 margin-top:18px;padding-top:14px;border-top:1px solid var(--c-line);
 font-size:12.5px;font-weight:700;color:var(--c-muted);
}
.heat{
 display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
 color:#7a2a12;background:linear-gradient(120deg,#ffd36b,#ff8a3d);
}
.rank-wrap{margin-top:34px;padding:26px 24px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.rank-wrap h3{font-size:17px;font-weight:800;margin-bottom:16px;}
.rank-list{display:grid;gap:12px;}
.rank-item{
 display:flex;align-items:center;gap:16px;padding:13px 16px;border-radius:var(--r-md);
 background:linear-gradient(120deg,#fbf9ff,#f5f1ff);border:1px solid var(--c-line);
 transition:transform var(--t-fast),background var(--t-fast);
}
.rank-item:hover{transform:translateX(5px);background:linear-gradient(120deg,#f7f3ff,#efe9ff);}
.rank-no{font-size:15px;font-weight:900;color:var(--c-brand-3);width:26px;flex:none;}
.rank-item strong{font-size:14.8px;font-weight:700;}
.rank-item span{margin-left:auto;font-size:12.5px;font-weight:700;color:var(--c-muted);}

/* ============ 听众证言 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.voice-card{
 padding:26px 24px;border-radius:var(--r-lg);
 background:linear-gradient(160deg,#ffffff,#fbf8ff);
 border:1px solid var(--c-line);box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.voice-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.voice-card p{font-size:14.8px;line-height:1.9;color:var(--c-ink-2);}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--c-line);}
.voice-avatar{
 width:40px;height:40px;border-radius:50%;display:grid;place-items:center;flex:none;
 font-size:14px;font-weight:900;color:#fff;background:var(--grad-brand);
}
.voice-name{font-size:14.5px;font-weight:800;}
.voice-role{font-size:12.5px;color:var(--c-muted);font-weight:600;}
.audience-band{
 margin-top:34px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.audience-item{
 padding:20px;border-radius:var(--r-md);background:#fff;border:1px solid var(--c-line);
 box-shadow:var(--sh-1);transition:transform var(--t-fast),border-color var(--t-fast);
}
.audience-item:hover{transform:translateY(-4px);border-color:var(--c-line-2);}
.audience-item b{display:block;font-size:15px;font-weight:800;margin-bottom:6px;}
.audience-item span{font-size:13.8px;line-height:1.78;color:var(--c-muted);}

/* ============ 频道矩阵 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.channel-card{
 display:block;padding:28px 24px;border-radius:var(--r-lg);
 background:linear-gradient(160deg,rgba(255,255,255,.96),rgba(247,243,255,.92));
 border:1px solid var(--c-line-2);box-shadow:var(--sh-1);
 transition:transform var(--t-mid),box-shadow var(--t-mid);
}
.channel-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3);}
.channel-icon{
 width:46px;height:46px;border-radius:15px;display:grid;place-items:center;
 font-size:20px;color:#fff;background:var(--grad-brand);
}
.channel-card h3{margin:16px 0 8px;font-size:18px;font-weight:800;}
.channel-card p{font-size:14.4px;line-height:1.85;color:var(--c-muted);}
.channel-more{
 display:inline-flex;align-items:center;gap:6px;margin-top:16px;
 font-size:13.5px;font-weight:800;color:var(--c-brand-3);
}
.calendar-list{margin-top:34px;display:grid;gap:14px;}
.calendar-item{
 display:flex;gap:18px;padding:18px 20px;border-radius:var(--r-md);
 background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
 align-items:center;transition:transform var(--t-fast),box-shadow var(--t-fast);
}
.calendar-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.calendar-date{
 flex:none;padding:8px 14px;border-radius:var(--r-sm);
 font-size:13px;font-weight:800;color:#fff;background:var(--grad-brand);
}
.calendar-item strong{font-size:15px;font-weight:800;}
.calendar-item span{margin-left:auto;font-size:13px;color:var(--c-muted);font-weight:600;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{
 border-radius:var(--r-md);background:#fff;border:1px solid var(--c-line);
 box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow var(--t-fast),border-color var(--t-fast);
}
.faq-item[open]{border-color:var(--c-line-2);box-shadow:var(--sh-2);}
.faq-item summary{
 cursor:pointer;list-style:none;padding:20px 24px;
 font-size:16px;font-weight:800;color:var(--c-ink);
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:800;color:var(--c-brand-3);flex:none;transition:transform var(--t-fast);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item summary:hover{color:var(--c-brand-3);}
.faq-a{padding:0 24px 22px;font-size:14.8px;line-height:1.9;color:var(--c-muted);}

/* ============ CTA ============ */
.cta-band{
 position:relative;overflow:hidden;padding:56px 0;
 background:var(--grad-brand);color:#fff;
}
.cta-band::after{
 content:"";position:absolute;left:-80px;top:-100px;width:340px;height:340px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,255,255,.3),transparent 68%);
}
.cta-inner{
 position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
}
.cta-inner h2{font-size:clamp(23px,3vw,33px);line-height:1.34;font-weight:900;letter-spacing:-.4px;}
.cta-inner p{margin-top:12px;font-size:15.4px;line-height:1.88;color:rgba(255,255,255,.92);max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ============ 页脚 ============ */
.site-footer{
 background:linear-gradient(160deg,#191327 0%,#221a35 100%);
 color:rgba(255,255,255,.78);
 padding:60px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
.logo-light{color:#fff;font-size:19px;}
.logo-light:hover{color:#ffb9c7;}
.footer-brand p{margin-top:14px;font-size:14.2px;line-height:1.9;color:rgba(255,255,255,.66);max-width:380px;}
.footer-col h4{margin:0 0 16px;font-size:15px;font-weight:800;color:#fff;}
.footer-col a{
 display:block;padding:5px 0;font-size:14.2px;color:rgba(255,255,255,.68);
 transition:color var(--t-fast),transform var(--t-fast);
}
.footer-col a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
 margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
 font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero-story-inner{grid-template-columns:1fr;gap:36px;}
 .stat-strip{grid-template-columns:repeat(2,1fr);margin-top:-40px;}
 .pain-grid,.picks-grid,.voice-grid,.channel-grid{grid-template-columns:repeat(2,1fr);}
 .method-grid{grid-template-columns:repeat(2,1fr);}
 .method-card::after{display:none;}
 .solution-wrap,.cta-inner{grid-template-columns:1fr;}
 .cta-actions{justify-content:flex-start;}
 .audience-band{grid-template-columns:repeat(2,1fr);}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
 .main-nav{
  position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
  gap:6px;padding:14px;margin-right:0;background:#fff;border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-2);border-radius:0 0 var(--r-md) var(--r-md);
 }
 .main-nav.open{display:flex;}
 .main-nav a{padding:12px 16px;}
 .nav-toggle{display:inline-flex;}
}
@media (max-width:768px){
 .section{padding:56px 0;}
 .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
 .section-head.center{align-items:center;}
 .pain-grid,.picks-grid,.voice-grid,.channel-grid,.method-grid{grid-template-columns:1fr;}
 .stat-strip{grid-template-columns:1fr;}
 .audience-band{grid-template-columns:1fr;}
 .search-box{display:none;}
 .calendar-item{flex-wrap:wrap;}
 .calendar-item span{margin-left:0;width:100%;}
 .rank-item span{margin-left:auto;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .header-inner{gap:12px;min-height:64px;}
 .logo{font-size:18px;}
 .btn{padding:11px 22px;font-size:14.3px;}
 .header-tools .btn-ghost{display:none;}
 .hero-copy h1{font-size:26px;}
 .hero-lead{font-size:15.4px;}
 .poster-frame{padding:22px 18px 20px;}
 .faq-item summary{padding:17px 18px;font-size:15px;}
 .faq-a{padding:0 18px 18px;}
 .footer-grid{grid-template-columns:1fr;}
 .cta-band{padding:44px 0;}
}