/* roulang page: index */
:root{
  --brand:#00BF9F;
  --brand-deep:#019C84;
  --brand-soft:rgba(0,191,159,.12);
  --coral:#FF5C4D;
  --gold:#FFC65C;
  --ink:#06231F;
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --line:#DCE7E4;
  --text:#0E1F1C;
  --text-2:#4C635E;
  --muted:#93A5A1;
  --grad:linear-gradient(120deg,#00BF9F 0%,#FFC65C 100%);
  --grad-2:linear-gradient(120deg,#00BF9F 0%,#12D6A6 100%);
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-xs:12px;
  --sh:0 8px 24px rgba(6,35,31,.08);
  --sh-h:0 16px 40px rgba(6,35,31,.14);
  --t:220ms cubic-bezier(.2,.7,.3,1);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
section{position:relative}
.sec{padding:88px 0}
.sec-tight{padding:64px 0}
.sec-head{margin-bottom:40px;max-width:760px}
.sec-head h2{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.35;color:var(--text)}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-deep);letter-spacing:.06em;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-2)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border:0;border-radius:999px;
  font-size:16px;font-weight:700;line-height:1;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),color var(--t);
  min-width:44px;
}
.btn i{font-size:15px}
.btn-primary{background:var(--grad);color:#04241E;box-shadow:0 10px 24px rgba(0,191,159,.28)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 16px 34px rgba(0,191,159,.36);transform:translateY(-4px)}
.btn-outline{background:#fff;color:var(--brand-deep);border:1.5px solid var(--brand)}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-4px);box-shadow:var(--sh-h)}
.btn-ghost{background:transparent;color:#EAFCF7;border:1.5px solid rgba(234,252,247,.55)}
.btn-ghost:hover{background:rgba(234,252,247,.12);border-color:#EAFCF7;transform:translateY(-4px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px;border-radius:999px}
.btn-block{width:100%}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(0,191,159,.35)}
.btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand-deep);font-weight:700;font-size:15px;transition:var(--t)}
.text-link:hover{gap:10px;color:#007F6B}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;background:var(--brand-soft);
  color:var(--brand-deep);font-size:12px;font-weight:600;line-height:1.6;
}
.badge-coral{background:rgba(255,92,77,.12);color:#D33F31}
.badge-gold{background:rgba(255,198,92,.18);color:#8A5B00;border:1px solid rgba(255,198,92,.75)}
.badge-dark{background:rgba(234,252,247,.14);color:#9FD8CC}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;height:72px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--text);white-space:nowrap}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#04241E;font-weight:900;font-size:15px;letter-spacing:-.03em;flex:0 0 auto;
}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-main a{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 14px;border-radius:var(--r-xs);
  font-size:15px;font-weight:600;color:var(--text-2);
  transition:color var(--t),background var(--t);
}
.nav-main a:hover{color:var(--text);background:#EDF5F3}
.nav-main a.active{color:var(--brand-deep)}
.nav-main a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--brand);
}
.header-cta{margin-left:10px}
.header-cta .btn{height:44px;padding:0 22px;font-size:15px}

/* ---------- Hero ---------- */
.hero{
  position:relative;background:var(--ink);color:#EAFCF7;
  padding:72px 0 104px;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.30;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 82% 12%,rgba(0,191,159,.30) 0%,rgba(0,191,159,0) 46%),
    linear-gradient(180deg,rgba(6,35,31,.72) 0%,rgba(6,35,31,.92) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:flex;align-items:center;gap:48px}
.hero-copy{flex:1 1 58%;max-width:640px}
.hero-visual{flex:1 1 42%}
.hero-copy .badge{margin-bottom:20px}
.hero h1{
  font-size:42px;line-height:1.28;font-weight:900;letter-spacing:-.02em;
  color:#F2FFFB;margin-bottom:18px;
}
.hero-sub{font-size:18px;line-height:1.8;color:#9FD8CC;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:34px;color:#8FC9BC;font-size:14px}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta i{color:var(--brand)}
.kv{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.36);border:1px solid rgba(0,191,159,.28)}
.kv img{width:100%;aspect-ratio:16/11;object-fit:cover}
.kv-mask{
  position:absolute;inset:0;
  background:linear-gradient(35deg,rgba(0,191,159,.72) 0%,rgba(0,191,159,.15) 62%,rgba(255,198,92,.10) 100%);
}
.kv-float{
  position:absolute;left:18px;bottom:18px;right:18px;
  display:flex;align-items:center;gap:14px;
  background:rgba(6,35,31,.82);
  border:1px solid rgba(255,198,92,.55);
  border-radius:var(--r-md);
  padding:14px 16px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.kv-float .big{font-size:26px;font-weight:800;color:var(--gold);line-height:1}
.kv-float .small{font-size:13px;color:#9FD8CC;line-height:1.5}

/* ---------- 数据徽章条 ---------- */
.stat-bar{margin-top:-52px;position:relative;z-index:6}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 22px 20px;box-shadow:var(--sh);
  transition:transform var(--t),box-shadow var(--t);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.stat-card .num{font-size:30px;font-weight:800;color:var(--text);letter-spacing:-.02em;line-height:1.2}
.stat-card .num em{font-style:normal;font-size:16px;font-weight:700;color:var(--brand-deep);margin-left:4px}
.stat-card .label{margin-top:6px;font-size:14px;color:var(--text-2)}

/* ---------- 分类入口 ---------- */
.entry-grid{display:flex;gap:24px}
.entry-card{
  flex:1 1 0;background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:rgba(0,191,159,.45)}
.entry-thumb{position:relative}
.entry-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.entry-thumb .badge{position:absolute;left:16px;top:16px;background:rgba(255,255,255,.94);color:var(--brand-deep)}
.entry-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.entry-body h3{font-size:22px;font-weight:800;line-height:1.4}
.entry-body p{color:var(--text-2);font-size:15px;line-height:1.8}
.entry-body .text-link{margin-top:auto;padding-top:6px}

/* ---------- 步骤流 ---------- */
.steps{position:relative;display:flex;flex-direction:column;gap:20px;padding-left:56px}
.steps::before{
  content:"";position:absolute;left:19px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,rgba(0,191,159,.85),rgba(255,198,92,.55));
  border-radius:2px;
}
.step{position:relative}
.step-dot{
  position:absolute;left:-56px;top:22px;width:40px;height:40px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 24px;box-shadow:var(--sh);display:flex;gap:18px;align-items:flex-start;
  transition:transform var(--t),box-shadow var(--t);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.step:nth-child(even) .step-card{margin-left:12px}
.step-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:var(--r-sm);
  background:var(--brand-soft);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.step-card h3{font-size:19px;font-weight:800;margin-bottom:6px}
.step-card p{color:var(--text-2);font-size:15px;line-height:1.8}

/* ---------- 奖励横滑 ---------- */
.reward-track{
  display:flex;gap:22px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.reward-track::-webkit-scrollbar{height:6px}
.reward-track::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.reward-card{
  flex:0 0 38%;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t);
}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.reward-thumb{position:relative}
.reward-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.reward-thumb .badge-gold{position:absolute;right:14px;top:14px;background:rgba(255,255,255,.95)}
.reward-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.reward-body h3{font-size:20px;font-weight:800}
.reward-body p{font-size:14px;color:var(--text-2);line-height:1.8}
.reward-body .btn{margin-top:auto}

/* ---------- 任务进度 ---------- */
.progress-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:28px;box-shadow:var(--sh);
}
.task-row{
  display:grid;grid-template-columns:minmax(120px,1.1fr) minmax(80px,2fr) 96px;
  align-items:center;gap:18px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.task-row:last-of-type{border-bottom:0}
.task-name{font-size:15px;font-weight:600;color:var(--text)}
.task-bar{height:10px;border-radius:999px;background:var(--line);overflow:hidden}
.task-bar i{display:block;height:100%;border-radius:999px;background:var(--grad);transition:width 800ms cubic-bezier(.2,.7,.3,1)}
.task-bar i.soft{background:var(--grad-2)}
.status{
  justify-self:end;display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;
}
.status.done{background:rgba(0,191,159,.14);color:var(--brand-deep)}
.status.doing{background:rgba(255,198,92,.22);color:#8A5B00}
.status.todo{background:#EEF2F1;color:var(--muted)}
.progress-total{
  margin-top:24px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
}
.progress-total .bar{flex:1 1 240px;height:14px;border-radius:999px;background:var(--line);overflow:hidden}
.progress-total .bar i{display:block;height:100%;width:72%;border-radius:999px;background:var(--grad)}
.progress-total .pct{font-size:36px;font-weight:800;letter-spacing:-.02em;line-height:1;color:var(--brand-deep);font-variant-numeric:tabular-nums}
.progress-total .pct span{font-size:16px;margin-left:2px}
.progress-total .note{font-size:14px;color:var(--text-2);flex:1 1 200px}

/* ---------- 用户反馈 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.voice-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh);display:flex;flex-direction:column;gap:14px;
  transition:transform var(--t),box-shadow var(--t);
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.voice-card .stars{color:var(--gold);font-size:14px;letter-spacing:2px}
.voice-card p{font-size:15px;line-height:1.85;color:var(--text-2)}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.voice-avatar{
  width:40px;height:40px;border-radius:50%;background:var(--grad-2);
  display:flex;align-items:center;justify-content:center;color:#04241E;font-weight:800;font-size:14px;flex:0 0 auto;
}
.voice-user .name{font-size:14px;font-weight:700}
.voice-user .meta{font-size:12px;color:var(--muted)}

/* ---------- 最新信息 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.news-head h2{font-size:32px;font-weight:800;letter-spacing:-.02em}
.news-head p{margin-top:12px;color:var(--text-2);font-size:15px}
.news-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px}
.news-lead{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t);
}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.news-lead-thumb{position:relative}
.news-lead-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-lead-body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-lead-body h3{font-size:23px;font-weight:800;line-height:1.45}
.news-lead-body p{color:var(--text-2);font-size:15px;line-height:1.85}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-top:auto}
.news-side{display:flex;flex-direction:column;gap:20px}
.news-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh);display:flex;gap:16px;align-items:flex-start;flex:1;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:rgba(0,191,159,.4)}
.news-item img{width:104px;height:78px;object-fit:cover;border-radius:var(--r-xs);flex:0 0 auto}
.news-item h3{font-size:16px;font-weight:700;line-height:1.55;margin-bottom:8px}
.news-item p{font-size:13px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item .news-meta{margin-top:10px}
.news-empty{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-xl);
  padding:56px 24px;text-align:center;box-shadow:var(--sh);
}
.news-empty .ico{
  width:64px;height:64px;border-radius:50%;background:var(--brand-soft);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 18px;
}
.news-empty h3{font-size:19px;font-weight:800;margin-bottom:8px}
.news-empty p{color:var(--text-2);font-size:15px;margin-bottom:22px}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:0.85fr 1.6fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:104px}
.faq-side h2{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.35}
.faq-side p{margin-top:14px;color:var(--text-2);font-size:15px;line-height:1.85}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 22px;box-shadow:var(--sh);transition:border-color var(--t),box-shadow var(--t);
}
.faq-item[open]{border-left:3px solid var(--brand);box-shadow:var(--sh-h)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 0;font-size:17px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:44px;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  color:var(--brand-deep);transition:transform var(--t);flex:0 0 auto;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{padding:0 0 22px;color:var(--text-2);font-size:16px;line-height:1.9;margin:0}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--ink);color:#EAFCF7;position:relative;overflow:hidden;
  padding:64px 0;
}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.cta-band .bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.16;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.cta-text{flex:1 1 420px}
.cta-text h2{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.35;color:#F2FFFB}
.cta-text p{margin-top:14px;color:#9FD8CC;font-size:16px;max-width:560px}
.cta-thumb{flex:0 0 260px}
.cta-thumb img{width:100%;border-radius:var(--r-lg);aspect-ratio:16/10;object-fit:cover;border:1px solid rgba(0,191,159,.3)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#9FD8CC;padding:64px 0 0;position:relative}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{color:#F2FFFB;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:#8FC9BC;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--brand);letter-spacing:.04em;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:#9FD8CC;transition:color var(--t),padding-left var(--t)}
.footer-col a:hover{color:#F2FFFB;padding-left:4px}
.footer-col .line{font-size:14px;color:#8FC9BC;line-height:1.8}
.footer-bottom{
  border-top:1px solid rgba(234,252,247,.14);
  padding:22px 0 26px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:#7FBFB2;
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a:hover{color:#F2FFFB}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(6,35,31,.06);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:60px;font-size:11px;color:var(--muted);font-weight:600;position:relative;
  min-width:44px;
}
.mobile-tab a i{font-size:22px}
.mobile-tab a.active{color:var(--brand-deep)}
.mobile-tab a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:28px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 22px}
}
@media (max-width:1023px){
  .nav-main{display:none}
  .header-cta{margin-left:auto}
  .mobile-tab{display:flex}
  body{padding-bottom:72px}
  .sec{padding:64px 0}
  .sec-tight{padding:52px 0}
  .hero{padding:52px 0 96px}
  .hero-grid{flex-direction:column;gap:36px;align-items:stretch}
  .hero-copy,.hero-visual{flex:1 1 auto;max-width:100%}
  .hero h1{font-size:34px}
  .sec-head h2,.news-head h2,.faq-side h2,.cta-text h2{font-size:27px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .entry-grid{flex-direction:column}
  .reward-card{flex:0 0 62%}
  .voice-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .faq-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-thumb{flex:1 1 100%;max-width:320px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .sec{padding:52px 0}
  .hero{padding:44px 0 92px}
  .hero h1{font-size:29px;line-height:1.34}
  .hero-sub{font-size:16px}
  .btn{height:48px;padding:0 22px;font-size:15px}
  .btn-sm{height:40px;padding:0 18px;font-size:14px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .stat-card{padding:18px;border-radius:var(--r-md)}
  .stat-card .num{font-size:24px}
  .steps{padding-left:44px}
  .step-dot{left:-44px;width:32px;height:32px;font-size:12px;top:24px}
  .steps::before{left:15px}
  .step:nth-child(even) .step-card{margin-left:0}
  .step-card{flex-direction:column;gap:12px;padding:20px}
  .reward-card{flex:0 0 82%}
  .reward-track{gap:16px}
  .progress-panel{padding:20px;border-radius:var(--r-lg)}
  .task-row{grid-template-columns:1fr auto;grid-template-areas:"name status" "bar bar";gap:10px 12px}
  .task-name{grid-area:name}
  .status{grid-area:status}
  .task-bar{grid-area:bar}
  .progress-total .pct{font-size:30px}
  .news-head h2,.sec-head h2,.cta-text h2,.faq-side h2{font-size:24px}
  .news-lead-body{padding:20px}
  .news-item{flex-direction:row}
  .news-item img{width:88px;height:70px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .reward-card{flex:0 0 88%}
  .news-item{flex-direction:column}
  .news-item img{width:100%;height:150px}
  .hero-actions .btn{width:100%}
}

/* roulang page: article */
:root{
  --brand:#00BF9F;
  --brand-deep:#019C84;
  --ink-bg:#06231F;
  --coral:#FF5C4D;
  --gold:#FFC65C;
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --line:#DCE7E4;
  --text:#0E1F1C;
  --text-2:#4C635E;
  --text-3:#93A5A1;
  --on-dark:#EAFCF7;
  --on-dark-2:#9FD8CC;
  --soft:#F0FBF8;
  --grad:linear-gradient(120deg,#00BF9F 0%,#FFC65C 100%);
  --grad-2:linear-gradient(120deg,#00BF9F 0%,#12D6A6 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --r-xs:12px;
  --sh:0 8px 24px rgba(6,35,31,.08);
  --sh-hover:0 16px 40px rgba(6,35,31,.14);
  --ease: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","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:3px solid rgba(0,191,159,.35);outline-offset:2px;border-radius:6px;}

/* ---------- Foundation 默认覆盖 ---------- */
.button,button.button{background:transparent;color:inherit;border-radius:999px;font-size:inherit;margin:0;padding:0;}
.accordion,.accordion-item,.accordion-title,.accordion-content{background:transparent;border:0;margin:0;padding:0;color:inherit;font-size:inherit;}
.accordion-title::before{display:none;}
.row{margin-left:0;margin-right:0;}
.column,.columns{padding-left:0;padding-right:0;}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text);letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;font-size:15px;font-weight:900;letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(0,191,159,.3);
}
.nav-main{display:flex;align-items:center;gap:4px;}
.nav-main a{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text-2);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-main a:hover{color:var(--text);background:rgba(0,191,159,.09);}
.nav-main a.active{color:var(--brand-deep);font-weight:600;}
.nav-main a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--brand);
}
.header-cta{margin-left:auto;display:flex;align-items:center;gap:12px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1.2;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(0,191,159,.3);}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 14px 30px rgba(0,191,159,.4);transform:translateY(-2px);}
.btn-primary:active{transform:scale(.98);}
.btn-outline{background:#fff;border:1.5px solid var(--brand);color:var(--brand-deep);border-radius:var(--r-sm);}
.btn-outline:hover{background:var(--soft);transform:translateY(-2px);box-shadow:var(--sh);}
.btn-outline:active{transform:scale(.98);}
.btn-ghost{background:transparent;border:1.5px solid rgba(234,252,247,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  background:rgba(0,191,159,.12);color:var(--brand-deep);
  font-size:12px;font-weight:600;line-height:1.5;
}
.badge-gold{background:rgba(255,198,92,.22);color:#8A5B00;border:1px solid rgba(255,198,92,.6);}
.badge-coral{background:rgba(255,92,77,.14);color:#C42C1D;}
.badge-dark{background:rgba(0,191,159,.18);color:#9FF3E0;border:1px solid rgba(0,191,159,.4);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--on-dark-2);margin-bottom:22px;
}
.breadcrumb a{color:var(--on-dark-2);transition:color .2s;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#fff;font-weight:500;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章页头 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:var(--ink-bg) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:46px 0 52px;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,35,31,.94) 0%,rgba(6,35,31,.72) 62%,rgba(1,156,132,.55) 100%);
}
.article-hero .container{position:relative;z-index:2;}
.article-title{
  font-size:42px;line-height:1.24;font-weight:800;letter-spacing:-.02em;
  color:#fff;max-width:920px;margin-bottom:22px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:var(--on-dark-2);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(159,216,204,.6);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.hero-rule{height:3px;width:96px;border-radius:3px;background:var(--grad);margin-top:28px;}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;
  gap:44px;align-items:start;
  padding:56px 0 84px;
}
.article-main{min-width:0;}

.article-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:46px 50px;
  box-shadow:var(--sh);
  font-size:16.5px;line-height:1.9;color:var(--text);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:26px;line-height:1.4;font-weight:800;letter-spacing:-.01em;
  margin:36px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;background:var(--grad);
}
.article-body h3{font-size:20px;font-weight:700;margin:28px 0 12px;color:var(--text);}
.article-body h4{font-size:17px;font-weight:700;margin:22px 0 10px;}
.article-body p{margin:0 0 18px;color:#20332F;}
.article-body strong{font-weight:700;color:var(--text);}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(0,191,159,.45);transition:color .2s;}
.article-body a:hover{color:var(--brand);}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul > li{position:relative;padding-left:22px;margin-bottom:10px;color:#20332F;}
.article-body ul > li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:3px;
  background:var(--grad-2);
}
.article-body ol{list-style:decimal;}
.article-body ol > li{margin-bottom:10px;padding-left:4px;color:#20332F;}
.article-body blockquote{
  margin:24px 0;padding:18px 24px;
  background:var(--soft);
  border-left:3px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:16px;margin:22px 0;width:100%;height:auto;}
.article-body figure{margin:22px 0;}
.article-body figcaption{font-size:14px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body code{
  background:var(--soft);color:var(--brand-deep);
  padding:2px 7px;border-radius:6px;font-size:14px;
}
.article-body pre{
  background:#0C2A25;color:#D8F5EE;padding:18px 20px;border-radius:14px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:20px 0;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:var(--soft);font-weight:600;color:var(--brand-deep);}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0;}

/* ---------- 标签行 ---------- */
.tag-row{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-top:34px;padding-top:26px;border-top:1px solid var(--line);
}
.tag-row .tag-title{font-size:14px;color:var(--text-3);font-weight:600;margin-right:2px;}
.tag{
  display:inline-flex;align-items:center;padding:6px 15px;border-radius:999px;
  background:var(--soft);border:1px solid rgba(0,191,159,.22);
  color:var(--brand-deep);font-size:13px;font-weight:500;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.tag:hover{background:rgba(0,191,159,.16);transform:translateY(-2px);}

/* ---------- 上一篇 / 下一篇 ---------- */
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;}
.prevnext a{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.prevnext a:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(0,191,159,.45);}
.prevnext .pn-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--brand-deep);margin-bottom:10px;}
.prevnext .pn-title{font-size:16px;font-weight:700;line-height:1.5;color:var(--text);margin-bottom:8px;}
.prevnext .pn-desc{font-size:13px;color:var(--text-2);line-height:1.7;}

/* ---------- 相关推荐 ---------- */
.related{margin-top:52px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.section-head h2{font-size:24px;font-weight:800;position:relative;padding-left:14px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.25em;bottom:.25em;width:4px;border-radius:3px;background:var(--grad);
}
.section-head .more{font-size:14px;color:var(--brand-deep);font-weight:600;transition:opacity .2s;}
.section-head .more:hover{opacity:.75;}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.related-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(0,191,159,.45);}
.related-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.related-card:hover .thumb img{transform:scale(1.04);}
.related-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card h3{font-size:17px;line-height:1.5;font-weight:700;}
.related-card p{font-size:14px;line-height:1.7;color:var(--text-2);}
.related-card .meta{font-size:13px;color:var(--text-3);margin-top:auto;}

/* ---------- 返回列表 ---------- */
.back-row{margin-top:34px;display:flex;justify-content:center;}

/* ---------- 空态 ---------- */
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:70px 32px;text-align:center;box-shadow:var(--sh);
}
.empty-state .icon{
  width:86px;height:86px;margin:0 auto 22px;border-radius:26px;
  display:flex;align-items:center;justify-content:center;
  background:var(--soft);color:var(--brand);font-size:32px;
}
.empty-state h2{font-size:22px;font-weight:800;margin-bottom:12px;}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:26px;}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px 22px 18px;box-shadow:var(--sh);
}
.side-card h3{
  display:flex;align-items:center;gap:9px;
  font-size:15px;font-weight:700;margin-bottom:14px;
}
.side-card h3::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--grad);}
.side-list{list-style:none;}
.side-list li + li{border-top:1px dashed var(--line);}
.side-list a{
  display:flex;align-items:center;gap:10px;padding:10px 0;
  font-size:14px;color:var(--text-2);line-height:1.6;
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.side-list a:hover{color:var(--brand-deep);padding-left:5px;}
.side-list .idx{
  flex:none;width:20px;height:20px;border-radius:6px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;color:var(--brand-deep);background:rgba(0,191,159,.12);
}
.side-card .side-cta{margin-top:16px;}
.side-card .side-cta .btn{width:100%;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-bg);color:var(--on-dark-2);
  padding:66px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.25fr;
  gap:40px;padding-bottom:48px;
}
.footer-brand .logo{color:#fff;margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--on-dark-2);max-width:330px;}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--brand);
  letter-spacing:.03em;margin-bottom:16px;
}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:11px;font-size:14px;line-height:1.6;}
.footer-col a{color:var(--on-dark-2);transition:color .2s var(--ease);}
.footer-col a:hover{color:#fff;}
.footer-col .line{display:flex;align-items:flex-start;gap:9px;color:var(--on-dark-2);}
.footer-col .line i{margin-top:4px;color:var(--brand);font-size:13px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:22px 0 30px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(159,216,204,.85);
}
.footer-bottom .links a{margin-left:18px;transition:color .2s;}
.footer-bottom .links a:hover{color:#fff;}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tab{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .article-layout{grid-template-columns:1fr;gap:34px;padding:40px 0 60px;}
  .sidebar{position:static;}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:120;
    background:rgba(255,255,255,.97);
    backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
    border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-tab a{
    flex:1;min-height:58px;position:relative;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:11px;color:var(--text-3);transition:color .2s var(--ease);
  }
  .mobile-tab a i{font-size:19px;}
  .mobile-tab a.active{color:var(--brand-deep);}
  .mobile-tab a.active::before{
    content:"";position:absolute;top:0;width:30px;height:3px;
    border-radius:0 0 3px 3px;background:var(--brand);
  }
  body{padding-bottom:78px;}
  .article-body{padding:36px 30px;border-radius:var(--r-md);}
  .article-title{font-size:32px;}
}
@media (max-width:899px){
  .nav-main{display:none;}
  .header-inner{gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .article-hero{padding:32px 0 38px;}
  .article-title{font-size:27px;margin-bottom:16px;}
  .article-meta{gap:10px;font-size:13px;}
  .breadcrumb{font-size:13px;margin-bottom:16px;}
  .breadcrumb .current{max-width:180px;}
  .article-body{padding:26px 20px;font-size:16px;line-height:1.9;}
  .article-body h2{font-size:21px;margin:30px 0 14px;}
  .article-body h3{font-size:18px;}
  .article-body blockquote{padding:15px 18px;}
  .prevnext{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:20px;}
  .empty-state{padding:48px 22px;border-radius:var(--r-md);}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding-bottom:34px;}
  .footer-bottom .links a{margin-left:0;margin-right:16px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .header-cta .btn{display:none;}
  .article-title{font-size:24px;}
  .btn{padding:12px 22px;}
}

/* roulang page: category1 */
:root{
  --primary:#00BF9F;
  --primary-deep:#019C84;
  --primary-soft:rgba(0,191,159,.12);
  --coral:#FF5C4D;
  --gold:#FFC65C;
  --ink:#06231F;
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --line:#DCE7E4;
  --text:#0E1F1C;
  --muted:#4C635E;
  --faint:#93A5A1;
  --grad:linear-gradient(120deg,#00BF9F 0%,#FFC65C 100%);
  --grad-2:linear-gradient(120deg,#00BF9F 0%,#12D6A6 100%);
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-xs:12px;
  --sh:0 8px 24px rgba(6,35,31,.08);
  --sh-hover:0 16px 40px rgba(6,35,31,.14);
  --sh-deep:0 0 0 1px rgba(0,191,159,.18) inset;
  --t:220ms cubic-bezier(.2,.7,.3,1);
  --font:PingFang SC,"HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,dl,dd,dt{margin:0;padding:0;font-family:var(--font)}
ul,ol{list-style:none}
img{max-width:100%;display:block;border:0}
a{color:var(--primary-deep);text-decoration:none;transition:color var(--t),opacity var(--t)}
a:hover{color:var(--primary)}
button{font-family:var(--font);border:0;background:none;cursor:pointer}
input,textarea,select{font-family:var(--font)}
:focus-visible{outline:3px solid rgba(0,191,159,.35);outline-offset:2px;border-radius:6px}

/* ===== Foundation 覆盖 ===== */
.row{max-width:none;margin-left:-14px;margin-right:-14px;display:flex;flex-wrap:wrap}
.row::before,.row::after{display:none}
.column,.columns{float:none;padding-left:14px;padding-right:14px;flex:0 1 auto}
h1,h2,h3,h4,h5,h6{line-height:1.3;color:var(--text)}
p{margin-bottom:0}
.button,.button.primary,.button.secondary{background:none;border-radius:0;padding:0;margin:0;font-size:inherit;color:inherit}
.accordion{background:none;border:0;margin:0}
details summary{list-style:none;cursor:pointer}
details summary::-webkit-details-marker{display:none}

/* ===== 基础排版 ===== */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--deep{background:var(--ink);color:#EAFCF7}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--primary-deep);background:var(--primary-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section--deep .eyebrow{background:rgba(0,191,159,.16);color:#9FD8CC}
h1{font-size:42px;font-weight:900;letter-spacing:-.02em;line-height:1.2}
h2{font-size:32px;font-weight:800;letter-spacing:-.01em}
h3{font-size:22px;font-weight:700}
.lead{font-size:17px;color:var(--muted);line-height:1.8}
.section--deep .lead,.section--deep p{color:#9FD8CC}
.muted{color:var(--muted)}
.num{font-variant-numeric:tabular-nums}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 28px;border-radius:999px;
  font-size:16px;font-weight:600;line-height:1.2;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),color var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(0,191,159,.28)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,191,159,.34)}
.btn-primary:active{transform:scale(.98)}
.btn-outline{background:#fff;border:1.5px solid var(--primary);color:var(--primary-deep);border-radius:var(--r-sm)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-deep);transform:translateY(-2px);box-shadow:var(--sh)}
.btn-outline:active{transform:scale(.98)}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#EAFCF7;border-radius:var(--r-sm)}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 20px;font-size:14px;min-height:40px}
.btn-block{width:100%}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:var(--primary-soft);color:var(--primary-deep);
}
.badge--coral{background:rgba(255,92,77,.12);color:#D63B2C}
.badge--gold{background:rgba(255,198,92,.18);color:#9A6A00;border:1px solid rgba(255,198,92,.7)}
.badge--ghost{background:rgba(255,255,255,.1);color:#9FD8CC}
.badge-row{display:flex;flex-wrap:wrap;gap:10px}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text)}
.logo:hover{color:var(--text)}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;font-size:15px;font-weight:800;letter-spacing:.02em;
}
.nav-main{display:flex;align-items:center;gap:30px}
.nav-main a{
  position:relative;padding:6px 0;font-size:15px;font-weight:500;color:var(--muted);
}
.nav-main a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-main a:hover{color:var(--text)}
.nav-main a.active{color:var(--text);font-weight:600}
.nav-main a.active::after{transform:scaleX(1)}
.header-cta{display:flex;align-items:center}

/* ===== 页头 ===== */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--ink);color:#EAFCF7;
  padding:78px 0 72px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,35,31,.94) 0%,rgba(6,35,31,.72) 48%,rgba(0,191,159,.32) 100%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:#9FD8CC;margin-bottom:22px}
.breadcrumb a{color:#9FD8CC}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.5}
.hero-grid{display:flex;gap:56px;align-items:center}
.hero-copy{flex:1 1 58%}
.hero-visual{flex:1 1 42%}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-xl);
  border:1px solid rgba(0,191,159,.28);
  box-shadow:0 24px 60px rgba(0,0,0,.38);
}
.page-hero h1{color:#fff;margin-bottom:20px}
.page-hero .lead{color:#9FD8CC;max-width:640px;margin-bottom:26px}
.hero-facts{display:flex;flex-wrap:wrap;gap:26px;margin-top:32px;padding-top:26px;border-top:1px solid rgba(159,216,204,.22)}
.hero-fact strong{display:block;font-size:26px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2}
.hero-fact span{font-size:14px;color:#9FD8CC}

/* ===== 图文交替 ===== */
.zig{display:flex;align-items:center;gap:56px}
.zig + .zig{margin-top:76px}
.zig.reverse{flex-direction:row-reverse}
.zig-media{flex:1 1 46%;position:relative}
.zig-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-xl);box-shadow:var(--sh);
}
.zig-media .tag-float{
  position:absolute;left:20px;top:20px;
  background:#fff;border-radius:999px;padding:6px 14px;
  font-size:12px;font-weight:600;color:var(--primary-deep);
  box-shadow:var(--sh);
}
.zig-body{flex:1 1 54%}
.zig-order{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;margin-bottom:18px;
  background:var(--grad-2);color:#fff;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
}
.zig-body h3{margin-bottom:14px;font-size:24px}
.zig-body p{color:var(--muted);margin-bottom:20px}
.zig-list li{position:relative;padding-left:22px;color:var(--muted);margin-bottom:8px}
.zig-list li::before{
  content:"";position:absolute;left:0;top:12px;
  width:8px;height:8px;border-radius:50%;background:var(--primary);
}

/* ===== 编号要点清单 ===== */
.steps{display:flex;flex-direction:column;gap:14px}
.step{
  display:flex;gap:22px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--sh);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(0,191,159,.4)}
.step-no{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary-deep);
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step-body h3{font-size:19px;margin-bottom:6px}
.step-body p{color:var(--muted);font-size:15px}

/* ===== 误区提示卡 ===== */
.warn-card{
  height:100%;
  background:#FFF7F6;
  border:1px solid rgba(255,92,77,.24);
  border-left:3px solid var(--coral);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:0 8px 20px rgba(255,92,77,.08);
}
.warn-card h3{font-size:18px;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.warn-card h3 i{color:var(--coral)}
.warn-card p{color:var(--muted);font-size:15px}

/* ===== 进度自查 ===== */
.check-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 34px 30px;box-shadow:var(--sh);
}
.check-line{display:flex;align-items:center;gap:20px;padding:16px 0;border-bottom:1px dashed var(--line)}
.check-line:last-of-type{border-bottom:0}
.check-name{flex:0 0 190px;font-weight:600;font-size:15px}
.check-track{flex:1 1 auto;height:10px;border-radius:999px;background:var(--line);overflow:hidden}
.check-fill{height:100%;border-radius:999px;background:var(--grad);width:0;transition:width 800ms cubic-bezier(.2,.7,.3,1)}
.check-pct{flex:0 0 62px;text-align:right;font-weight:700;font-size:15px;color:var(--primary-deep);font-variant-numeric:tabular-nums}
.check-total{margin-top:22px;padding-top:22px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.check-total strong{font-size:36px;font-weight:900;color:var(--primary-deep);font-variant-numeric:tabular-nums;line-height:1}

/* ===== FAQ ===== */
.faq-aside{position:sticky;top:100px}
.faq-aside p{color:var(--muted);margin-top:14px;font-size:15px}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 24px;box-shadow:var(--sh);
  border-left:3px solid transparent;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item[open]{border-left-color:var(--primary);box-shadow:var(--sh-hover)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary i{color:var(--primary-deep);transition:transform var(--t);flex:0 0 auto}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item p{margin-top:14px;color:var(--muted);font-size:16px}

/* ===== CTA 带 ===== */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);color:#EAFCF7;
  padding:72px 0;
}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:48px}
.cta-copy{max-width:640px}
.cta-copy h2{color:#fff;margin-bottom:14px}
.cta-copy p{color:#9FD8CC;margin-bottom:26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-visual{flex:0 0 320px}
.cta-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid rgba(0,191,159,.3);
  box-shadow:0 18px 44px rgba(0,0,0,.36);
}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#9FD8CC;padding:68px 0 34px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:#9FD8CC;max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--primary);margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#C6E9E0}
.footer-col a:hover{color:#fff}
.footer-col .line{font-size:14px;color:#9FD8CC;display:flex;gap:10px;align-items:flex-start}
.footer-col .line i{margin-top:5px;color:var(--primary)}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(159,216,204,.18);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:#7FBEB0;
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:#7FBEB0;font-size:13px}
.footer-bottom a:hover{color:#fff}

/* ===== 移动端底部 Tab ===== */
.mobile-tab{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 20px rgba(6,35,31,.06);
}
.mobile-tab a{
  flex:1 1 0;height:60px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:var(--muted);position:relative;
}
.mobile-tab a i{font-size:22px}
.mobile-tab a.active{color:var(--primary-deep);font-weight:600}
.mobile-tab a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:34px;height:3px;border-radius:999px;background:var(--primary);
}

/* ===== 响应式 ===== */
@media screen and (max-width:1279px){
  .container{max-width:1100px}
}
@media screen and (max-width:1023px){
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .mobile-tab{display:flex}
  body{padding-bottom:76px}
  .nav-main{display:none}
  .hero-grid{flex-direction:column;gap:34px;align-items:stretch}
  .hero-copy,.hero-visual{flex:1 1 auto}
  .hero-visual img{aspect-ratio:16/10}
  .zig,.zig.reverse{flex-direction:column;gap:28px;align-items:stretch}
  .zig + .zig{margin-top:56px}
  .zig-media,.zig-body{flex:1 1 auto}
  .faq-aside{position:static;margin-bottom:26px}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:32px}
  .cta-visual{flex:1 1 auto;width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  h1{font-size:34px}
  h2{font-size:26px}
}
@media screen and (max-width:767px){
  .container{padding:0 18px}
  .row{margin-left:-8px;margin-right:-8px}
  .column,.columns{padding-left:8px;padding-right:8px}
  .header-inner{height:64px;gap:12px}
  .header-cta .btn-sm{padding:8px 16px;font-size:13px}
  .page-hero{padding:56px 0 52px}
  h1{font-size:28px}
  h2{font-size:24px}
  h3{font-size:19px}
  .step{flex-direction:column;gap:14px;padding:22px 20px}
  .check-line{flex-wrap:wrap;gap:10px}
  .check-name{flex:1 1 100%;font-size:15px}
  .check-track{flex:1 1 auto}
  .check-pct{flex:0 0 54px}
  .check-panel{padding:24px 20px}
  .check-total strong{font-size:28px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-facts{gap:20px}
  .hero-fact strong{font-size:22px}
  .btn{padding:12px 22px;font-size:15px}
  .cta-actions .btn{flex:1 1 100%}
}
@media screen and (max-width:519px){
  .logo span:last-child{font-size:16px}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:14px}
  .section{padding:52px 0}
  .zig-media .tag-float{left:14px;top:14px}
}

/* roulang page: category2 */
:root{
  --brand:#00BF9F;
  --brand-deep:#019C84;
  --ink:#06231F;
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --line:#DCE7E4;
  --text:#0E1F1C;
  --muted:#4C635E;
  --faint:#93A5A1;
  --coral:#FF5C4D;
  --gold:#FFC65C;
  --grad:linear-gradient(120deg,#00BF9F 0%,#FFC65C 100%);
  --grad-soft:linear-gradient(120deg,#00BF9F 0%,#12D6A6 100%);
  --shadow-sm:0 8px 24px rgba(6,35,31,.08);
  --shadow-lg:0 16px 40px rgba(6,35,31,.14);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:16px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.3}
h1{font-size:42px;font-weight:900;letter-spacing:-.02em}
h2{font-size:32px}
h3{font-size:22px}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease)}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button,input,textarea{font-family:inherit;font-size:100%}
:focus-visible{outline:3px solid rgba(0,191,159,.35);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}

/* Foundation 覆盖 */
.row{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.column,.columns{padding-left:0;padding-right:0}
.button,button{font-family:inherit}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;height:72px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.01em}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:46px;height:34px;padding:0 10px;border-radius:12px;
  background:var(--grad);color:#06231F;font-weight:900;font-size:16px;letter-spacing:.02em;
}
.nav-main{display:flex;align-items:center;gap:6px}
.nav-main a{
  position:relative;padding:10px 14px;border-radius:12px;font-size:16px;color:var(--muted);font-weight:500;
}
.nav-main a:hover{color:var(--brand-deep);background:rgba(0,191,159,.08)}
.nav-main a.active{color:var(--text);font-weight:600}
.nav-main a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);
}
.header-cta{display:flex;align-items:center;gap:12px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:14px;border:1.5px solid transparent;
  font-size:16px;font-weight:600;cursor:pointer;transition:all 220ms var(--ease);white-space:nowrap;
}
.btn-primary{
  border-radius:999px;background:var(--grad);color:#06231F;
  box-shadow:0 10px 24px rgba(0,191,159,.28);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 16px 40px rgba(6,35,31,.18);transform:translateY(-4px)}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand-deep)}
.btn-outline:hover{background:rgba(0,191,159,.08);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;border-color:rgba(234,252,247,.55);color:#EAFCF7}
.btn-ghost:hover{background:rgba(234,252,247,.12);transform:translateY(-4px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:15px}
.btn:active{transform:scale(.98)}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(0,191,159,.12);color:var(--brand-deep);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-gold{background:rgba(255,198,92,.2);color:#8A5A00;border:1px solid rgba(255,198,92,.85)}
.badge-coral{background:rgba(255,92,77,.14);color:#C2331F}
.badge-quiet{background:rgba(6,35,31,.06);color:var(--muted)}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--muted)}

/* 面包屑 */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--faint)}
.crumb a{color:var(--brand-deep)}
.crumb a:hover{text-decoration:underline}
.crumb span.dot{color:var(--faint)}

/* 内页 Hero */
.page-hero{
  position:relative;overflow:hidden;color:#EAFCF7;
  background-color:var(--ink);
  background-image:linear-gradient(120deg,rgba(6,35,31,.72) 0%,rgba(6,35,31,.15) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--grad);
}
.hero-row{padding-top:72px;padding-bottom:72px;align-items:center}
.hero-copy{padding-right:32px}
.page-hero h1{color:#fff;font-size:42px;line-height:1.25;margin:18px 0 16px}
.page-hero .lede{font-size:17px;color:#9FD8CC;max-width:640px}
.page-hero .lead-block{
  margin-top:20px;max-width:680px;font-size:16px;line-height:1.85;color:#CDEFE7;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-meta .badge{background:rgba(234,252,247,.12);color:#EAFCF7}
.hero-visual{position:relative}
.hero-visual .kv{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(234,252,247,.18);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
}
.hero-visual .kv img{width:100%;aspect-ratio:16/11;object-fit:cover}
.float-card{
  position:absolute;right:-8px;bottom:-24px;min-width:200px;
  background:#fff;color:var(--text);border-radius:var(--r-md);padding:16px 18px;
  border:1.5px solid var(--gold);box-shadow:var(--shadow-lg);
}
.float-card .fc-num{font-size:30px;font-weight:900;line-height:1.1;color:var(--brand-deep)}
.float-card .fc-label{font-size:14px;color:var(--muted);margin-top:4px}

/* 数据徽章条 */
.stat-strip{margin-top:-34px;position:relative;z-index:5}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--shadow-sm);
}
.stat-card .num{font-size:30px;font-weight:900;color:var(--text);line-height:1.1}
.stat-card .label{font-size:14px;color:var(--muted);margin-top:6px}

/* 板块 */
.section{padding-top:88px}
.section-head{margin-bottom:36px;max-width:760px}
.section-head .eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--brand-deep);text-transform:uppercase}
.section-head h2{margin-top:10px}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* 玩法规则卡组（2 列不等高） */
.rules-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}
.rule-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 26px 24px;box-shadow:var(--shadow-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.rule-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.rule-card.tall{padding-bottom:34px}
.rule-card .rc-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(0,191,159,.12);color:var(--brand-deep);font-size:20px;margin-bottom:16px;
}
.rule-card h3{font-size:20px}
.rule-card .rc-desc{margin-top:10px;color:var(--muted);font-size:15px}
.rc-list{margin-top:16px;display:grid;gap:10px}
.rc-list li{position:relative;padding-left:20px;font-size:15px;color:var(--muted);line-height:1.7}
.rc-list li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:3px;
  background:var(--grad-soft);
}
.rc-foot{margin-top:18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}

/* 奖励档位卡列 */
.tier-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
.tier-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px 26px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(0,191,159,.5)}
.tier-card.featured{border-color:var(--gold);box-shadow:0 16px 40px rgba(6,35,31,.12)}
.tier-card.featured::before{
  content:"";position:absolute;inset:0 0 auto 0;height:6px;border-radius:var(--r-lg) var(--r-lg) 0 0;background:var(--grad);
}
.tier-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.tier-card h3{font-size:22px;margin-top:14px}
.tier-need{display:flex;align-items:baseline;gap:8px;margin-top:10px}
.tier-need .num{font-size:34px;font-weight:900;color:var(--brand-deep);line-height:1}
.tier-need .unit{font-size:14px;color:var(--faint)}
.tier-list{margin-top:20px;display:grid;gap:12px;flex:1}
.tier-list li{display:flex;gap:10px;font-size:15px;color:var(--muted);line-height:1.7}
.tier-list i{color:var(--brand);font-size:14px;margin-top:6px}
.tier-foot{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.tier-foot .hint{font-size:13px;color:var(--faint)}

/* 核对清单 */
.check-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 30px 22px;box-shadow:var(--shadow-sm);
}
.check-item{
  display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px dashed var(--line);
}
.check-item:last-child{border-bottom:0}
.check-box{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;border:1.5px solid var(--brand);
  background:rgba(0,191,159,.1);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;
  font-size:12px;margin-top:3px;
}
.check-item .ci-title{font-weight:600;font-size:16px}
.check-item .ci-desc{font-size:14px;color:var(--muted);margin-top:4px}

/* 进度说明条 */
.progress-panel{
  background:var(--ink);color:#EAFCF7;border-radius:var(--r-lg);padding:34px 32px;
  position:relative;overflow:hidden;
}
.progress-panel::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--grad)}
.progress-panel h3{color:#fff;font-size:22px}
.progress-panel .pp-desc{color:#9FD8CC;font-size:15px;margin-top:10px}
.progress-track{
  margin-top:24px;height:12px;border-radius:999px;background:rgba(234,252,247,.16);overflow:hidden;
}
.progress-track > span{
  display:block;height:100%;border-radius:999px;background:var(--grad);
  animation:fillbar 800ms var(--ease) both;
}
@keyframes fillbar{from{width:0}}
.progress-foot{
  margin-top:18px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;
}
.progress-foot .pct{font-size:36px;font-weight:900;color:#fff;line-height:1}
.progress-foot .pct .unit{font-size:16px;font-weight:600;color:#9FD8CC;margin-left:4px}
.progress-foot .note{font-size:14px;color:#9FD8CC;flex:1;min-width:220px}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:320px minmax(0,1fr);gap:48px;align-items:start}
.faq-aside{position:sticky;top:96px}
.faq-aside h2{font-size:32px}
.faq-aside p{margin-top:14px;color:var(--muted);font-size:15px}
.faq-aside .btn{margin-top:22px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;transition:box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-sm)}
.faq-item[open]{border-left:3px solid var(--brand)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 20px;font-size:17px;font-weight:600;
  position:relative;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--brand-deep);font-size:20px;font-weight:700;line-height:1;
}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 20px 20px;font-size:16px;color:var(--muted);line-height:1.85}

/* CTA 带 */
.cta-band{
  margin-top:88px;background:var(--ink);color:#EAFCF7;border-radius:var(--r-lg);
  padding:44px 42px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:var(--grad)}
.cta-band h2{color:#fff;font-size:30px}
.cta-band p{color:#9FD8CC;margin-top:12px;font-size:16px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{margin-top:96px;background:var(--ink);color:#9FD8CC;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand .logo{color:#EAFCF7}
.footer-brand p{margin-top:16px;font-size:15px;line-height:1.8;max-width:320px;color:#9FD8CC}
.footer-col h4{font-size:14px;color:var(--brand);letter-spacing:.04em;margin-bottom:16px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:15px;color:#CDEFE7}
.footer-col a:hover{color:var(--brand)}
.footer-col li.line{font-size:15px;color:#9FD8CC;display:flex;gap:8px;align-items:flex-start}
.footer-col li.line i{margin-top:5px;color:var(--brand)}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(234,252,247,.14);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:14px;color:#7FBAAF;
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a{color:#9FD8CC}
.footer-bottom a:hover{color:var(--brand)}

/* 移动端底部 Tab */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -8px 24px rgba(6,35,31,.08);
}
.mobile-tab .tab-inner{display:flex;height:60px}
.mobile-tab a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:var(--faint);position:relative;min-height:44px;
}
.mobile-tab a i{font-size:19px}
.mobile-tab a.active{color:var(--brand-deep);font-weight:600}
.mobile-tab a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:28px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}

/* 响应式 */
@media screen and (max-width:1279px){
  .hero-row{padding-top:60px;padding-bottom:60px}
  .page-hero h1{font-size:36px}
}
@media screen and (max-width:1023px){
  body{padding-bottom:76px}
  .site-header{height:64px}
  .header-inner{height:64px}
  .nav-main{display:none}
  .mobile-tab{display:block}
  .hero-row{padding-top:48px;padding-bottom:48px}
  .hero-copy{padding-right:0}
  .page-hero h1{font-size:32px;margin-top:14px}
  .hero-visual{margin-top:36px}
  .float-card{right:12px;bottom:-20px;min-width:170px;padding:14px 16px}
  .float-card .fc-num{font-size:26px}
  .section{padding-top:64px}
  h2,.faq-aside h2,.cta-band h2{font-size:26px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .tier-grid{grid-template-columns:1fr;gap:20px}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{padding:36px 28px;margin-top:64px}
}
@media screen and (max-width:767px){
  .rules-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:28px}
  .hero-actions .btn{flex:1 1 auto}
  .check-panel{padding:22px 20px 14px}
  .progress-panel{padding:26px 22px}
  .progress-foot .pct{font-size:30px}
  .site-footer{padding-top:48px;margin-top:72px}
  .cta-band h2{font-size:24px}
}
@media screen and (max-width:575px){
  .container{padding:0 18px}
  .row{padding-left:18px;padding-right:18px}
  h1{font-size:28px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding-top:48px}
  .stat-card{padding:16px 18px}
  .stat-card .num{font-size:24px}
  .logo{font-size:16px}
  .header-cta .btn{padding:0 14px;font-size:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}