/* roulang page: index */
:root{
  --bg:#061417;
  --bg-1:#0B2027;
  --bg-2:#0F2A31;
  --nav:#07191D;
  --brand-1:#00E0B8;
  --brand-2:#007D6F;
  --coral-1:#FF6A3D;
  --coral-2:#FF9166;
  --text:#E9F6F4;
  --text-2:#9FB6B8;
  --text-3:#6F8A8D;
  --neg:#FF4D6D;
  --line:rgba(0,224,184,.16);
  --line-soft:rgba(255,255,255,.07);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-sm:14px;
  --pill:999px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  padding-bottom:64px;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-1);text-decoration:none;transition:color .15s ease,opacity .15s ease}
a:hover{color:#7BF3DC}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:.2px}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:88px 0;position:relative}
.section--alt{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-1) 40%,var(--bg) 100%)}
.section--tint{background:linear-gradient(180deg,var(--bg-1),var(--bg-2))}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:1.6px;color:var(--brand-1);
  text-transform:uppercase;font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand-1),transparent)}
h2.section-title{font-size:32px;line-height:1.25;margin-bottom:14px}
.section-desc{color:var(--text-2);font-size:16px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,25,29,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.55),rgba(255,106,61,.35),transparent);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand-1),var(--brand-2));
  box-shadow:0 0 18px rgba(0,224,184,.28);
}
.brand-text{font-size:19px;font-weight:900;color:var(--text);letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;color:var(--text-2);font-size:15px;font-weight:500;
  padding:9px 14px;border-radius:var(--pill);white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(0,224,184,.07)}
.nav-link.is-active{color:var(--brand-1);background:rgba(0,224,184,.10)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:calc(100% - 32px);height:2px;border-radius:2px;
  background:var(--brand-1);box-shadow:0 0 10px rgba(0,224,184,.85);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(0,224,184,.08);border:1px solid var(--line);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease}
.site-header.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.nav-open .nav-toggle span:nth-child(2){opacity:0}
.site-header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--pill);font-weight:700;font-size:15px;
  padding:13px 26px;border:1px solid transparent;letter-spacing:.3px;
  transition:transform .15s ease-out,filter .15s ease-out,background .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out;
}
.btn-primary{
  background:linear-gradient(120deg,var(--coral-1),var(--coral-2));
  color:#260D02;box-shadow:0 8px 24px rgba(255,106,61,.24);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#260D02}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(0,224,184,.45);color:var(--brand-1)}
.btn-ghost:hover{background:rgba(0,224,184,.10);color:#7BF3DC;box-shadow:0 0 20px rgba(0,224,184,.18)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text-2)}
.btn-outline:hover{border-color:rgba(0,224,184,.5);color:var(--brand-1)}

/* ---------- badges ---------- */
.badge-data{
  display:inline-flex;align-items:baseline;gap:6px;
  background:rgba(0,224,184,.10);border:1px solid rgba(0,224,184,.35);
  border-radius:var(--pill);padding:5px 14px;font-size:13px;color:#BFF3E9;line-height:1.6;
}
.badge-data b{font-family:var(--mono);font-size:15px;color:var(--brand-1);font-weight:700}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;border-radius:var(--pill);
  padding:5px 14px;font-size:13px;color:var(--text-2);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 88px;background:
  radial-gradient(900px 420px at 18% 0%,rgba(0,224,184,.16),transparent 62%),
  radial-gradient(700px 380px at 92% 18%,rgba(255,106,61,.12),transparent 60%),
  linear-gradient(180deg,var(--bg) 0%,var(--bg-1) 100%);}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(0,224,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,224,184,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 72%);
}
.hero .container{position:relative;z-index:2}
.hero-copy h1{font-size:48px;line-height:1.15;margin-bottom:20px}
.hero-copy h1 em{font-style:normal;color:var(--brand-1)}
.hero-sub{color:var(--text-2);font-size:17px;max-width:560px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-stats{display:flex;gap:14px;flex-wrap:wrap}
.hero-stat{
  min-width:132px;padding:14px 18px;border-radius:var(--radius-md);
  background:linear-gradient(180deg,rgba(0,224,184,.09),rgba(0,224,184,.02));
  border:1px solid var(--line);
}
.hero-stat b{display:block;font-family:var(--mono);font-size:26px;color:var(--brand-1);line-height:1.2}
.hero-stat span{font-size:13px;color:var(--text-2)}
.hero-visual{position:relative;margin-top:24px}
.hero-visual img{
  width:100%;height:400px;object-fit:cover;border-radius:var(--radius-lg);
  border:1px solid rgba(0,224,184,.22);box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(6,20,23,0) 40%,rgba(6,20,23,.72) 100%);
  pointer-events:none;
}
.float-badge{
  position:absolute;z-index:3;border-radius:var(--radius-sm);
  background:rgba(7,25,29,.92);border:1px solid rgba(0,224,184,.35);
  padding:12px 16px;box-shadow:0 12px 30px rgba(0,0,0,.5);
}
.float-badge b{display:block;font-family:var(--mono);font-size:20px;color:var(--brand-1);line-height:1.2}
.float-badge span{font-size:12px;color:var(--text-2)}
.float-badge-a{top:26px;right:-14px}
.float-badge-b{bottom:34px;left:-14px}

/* ---------- stats strip ---------- */
.band{padding:0 0 8px;margin-top:-34px;position:relative;z-index:5}
.stats-strip{
  display:flex;flex-wrap:nowrap;overflow-x:auto;gap:0;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
}
.stat-item{
  flex:1 0 168px;padding:22px 20px;text-align:center;
  border-right:1px solid rgba(0,224,184,.16);
}
.stat-item:last-child{border-right:none}
.stat-item b{display:block;font-family:var(--mono);font-size:26px;color:var(--brand-1);line-height:1.25}
.stat-item span{font-size:13px;color:var(--text-2)}

/* ---------- cards ---------- */
.card{
  position:relative;height:100%;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow);
  transition:transform .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.5),transparent);
}
.card:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45);box-shadow:0 18px 44px rgba(0,0,0,.45)}
.card-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  border:1px solid rgba(0,224,184,.4);background:rgba(0,224,184,.08);
  color:var(--brand-1);margin-bottom:18px;
}
.card h3{font-size:20px;margin-bottom:12px;line-height:1.4}
.card p{color:var(--text-2);font-size:15px}
.card-foot{margin-top:20px}
.grid-gap{margin-top:24px}

/* ---------- steps + visual ---------- */
.stepper{display:flex;flex-direction:column;gap:12px}
.step-item{
  display:flex;gap:16px;padding:18px 20px;border-radius:var(--radius-md);
  background:linear-gradient(180deg,rgba(11,32,39,.9),rgba(15,42,49,.7));
  border:1px solid var(--line-soft);cursor:pointer;
  transition:border-color .18s ease,background .18s ease,transform .18s ease;
}
.step-item:hover{border-color:rgba(0,224,184,.4);transform:translateX(4px)}
.step-item.is-active{border-color:rgba(0,224,184,.6);background:linear-gradient(180deg,rgba(0,224,184,.10),rgba(15,42,49,.7))}
.step-no{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-weight:700;font-size:14px;
  background:rgba(0,224,184,.12);border:1px solid rgba(0,224,184,.4);color:var(--brand-1);
}
.step-item h4{font-size:16px;margin-bottom:4px;font-weight:700}
.step-item p{font-size:14px;color:var(--text-2);margin:0}
.screen-mock{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(0,224,184,.22);box-shadow:0 20px 50px rgba(0,0,0,.5);height:100%;min-height:340px;
}
.screen-mock img{width:100%;height:100%;min-height:340px;object-fit:cover}
.screen-mock .mock-bar{
  position:absolute;left:22px;right:22px;bottom:22px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px 18px;border-radius:var(--radius-sm);
  background:rgba(7,25,29,.9);border:1px solid rgba(0,224,184,.3);
}
.screen-mock .mock-bar span{font-size:13px;color:var(--text-2)}
.screen-mock .mock-bar b{font-family:var(--mono);color:var(--brand-1)}

/* ---------- plans ---------- */
.plan{
  position:relative;height:100%;padding:30px;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line-soft);box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .18s ease-out,border-color .18s ease-out;
}
.plan:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45)}
.plan.is-featured{border-color:rgba(0,224,184,.6);box-shadow:0 18px 44px rgba(0,224,184,.14)}
.plan-tag{
  position:absolute;top:-13px;right:24px;padding:4px 14px;border-radius:var(--pill);
  font-size:12px;font-weight:700;color:#260D02;
  background:linear-gradient(120deg,var(--coral-1),var(--coral-2));
  box-shadow:0 6px 18px rgba(255,106,61,.3);
}
.plan h3{font-size:20px;margin-bottom:8px}
.plan .plan-note{font-size:14px;color:var(--text-2);margin-bottom:18px}
.plan ul{display:flex;flex-direction:column;gap:10px;margin-bottom:22px}
.plan li{position:relative;padding-left:22px;font-size:15px;color:var(--text-2)}
.plan li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--brand-1);box-shadow:0 0 8px rgba(0,224,184,.7)}
.plan .plan-meta{margin-top:auto;display:flex;flex-direction:column;gap:16px}

/* ---------- reviews ---------- */
.review{
  position:relative;height:100%;padding:26px 26px 26px 30px;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(11,32,39,.95),rgba(15,42,49,.75));
  border:1px solid var(--line-soft);box-shadow:var(--shadow);
}
.review::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-1),transparent);
}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:0 0 42px;
  background:linear-gradient(140deg,rgba(0,224,184,.35),rgba(0,125,111,.6));
  border:1px solid rgba(0,224,184,.4);
  display:grid;place-items:center;font-weight:700;color:#062B25;font-size:15px;
}
.review-head b{display:block;font-size:15px}
.review-head span{font-size:12px;color:var(--text-3)}
.review p{font-size:15px;color:var(--text-2);margin-bottom:16px}

/* ---------- compare ---------- */
.compare{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow)}
.compare-row{
  display:grid;grid-template-columns:1.1fr 1.4fr 1.4fr;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border-bottom:1px solid rgba(255,255,255,.06);
}
.compare-row:last-child{border-bottom:none}
.compare-cell{padding:18px 20px;font-size:15px;color:var(--text-2);display:flex;align-items:center;gap:10px}
.compare-cell.head{
  font-weight:700;color:var(--text);background:rgba(0,224,184,.06);font-size:15px;
}
.compare-cell.main{color:var(--text);border-left:1px solid rgba(0,224,184,.16)}
.compare-cell.alt{border-left:1px solid rgba(255,255,255,.06);color:var(--text-3)}
.mark-yes{color:var(--brand-1);font-weight:700;flex:0 0 auto}
.mark-no{color:var(--text-3);font-weight:700;flex:0 0 auto}

/* ---------- news cards ---------- */
.news-card{
  height:100%;border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line-soft);box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .18s ease-out,border-color .18s ease-out;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45)}
.news-card img{width:100%;height:180px;object-fit:cover}
.news-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-date{font-family:var(--mono);font-size:13px;color:var(--brand-1)}
.news-body h3{font-size:18px;line-height:1.45}
.news-body p{font-size:14px;color:var(--text-2);flex:1}
.news-body .badge-data{align-self:flex-start}

/* ---------- faq ---------- */
.faq-wrap .accordion{background:transparent;border:none;margin:0}
.faq-wrap .accordion-item{
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line-soft);border-radius:var(--radius-md);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease;
}
.faq-wrap .accordion-item.is-active{border-color:rgba(0,224,184,.55);box-shadow:0 12px 30px rgba(0,224,184,.10)}
.faq-wrap .accordion-title{
  padding:20px 52px 20px 24px;font-size:16px;font-weight:700;color:var(--text);
  border:none;background:transparent;position:relative;
}
.faq-wrap .accordion-title:hover{background:rgba(0,224,184,.05);color:var(--brand-1)}
.faq-wrap .accordion-title::before{
  content:"";position:absolute;right:24px;top:50%;width:10px;height:10px;
  border-right:2px solid var(--brand-1);border-bottom:2px solid var(--brand-1);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s ease;
}
.faq-wrap .accordion-item.is-active .accordion-title::before{transform:translateY(-30%) rotate(-135deg)}
.faq-wrap .accordion-content{
  padding:0 24px 22px;color:var(--text-2);font-size:15px;background:transparent;border:none;
}

/* ---------- guarantee ---------- */
.guard{
  display:flex;gap:14px;align-items:flex-start;height:100%;
  padding:20px 22px;border-radius:var(--radius-md);
  background:linear-gradient(135deg,rgba(0,224,184,.10),rgba(0,125,111,.05));
  border:1px solid rgba(0,224,184,.22);
}
.guard-icon{
  flex:0 0 38px;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(0,224,184,.12);border:1px solid rgba(0,224,184,.4);color:var(--brand-1);
}
.guard h4{font-size:15px;margin-bottom:4px;font-weight:700}
.guard p{font-size:13px;color:var(--text-2);margin:0}

/* ---------- topic chips ---------- */
.chip-grid{display:flex;flex-wrap:wrap;gap:12px}
.chip{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 20px;border-radius:var(--pill);font-size:15px;
  background:linear-gradient(135deg,rgba(11,32,39,.95),rgba(15,42,49,.7));
  border:1px solid var(--line-soft);color:var(--text-2);
  transition:transform .16s ease,border-color .16s ease,color .16s ease;
}
.chip:hover{transform:translateY(-3px);border-color:rgba(0,224,184,.5);color:var(--brand-1)}
.chip b{font-family:var(--mono);font-size:13px;color:var(--brand-1)}

/* ---------- timeline ---------- */
.timeline{display:flex;gap:0;position:relative;flex-wrap:wrap}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,.5),rgba(0,224,184,.1));
}
.tl-item{flex:1 1 220px;padding:0 18px 0 0;position:relative}
.tl-dot{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-weight:700;color:var(--brand-1);
  background:var(--bg-1);border:1px solid rgba(0,224,184,.5);
  box-shadow:0 0 0 6px rgba(6,20,23,1);position:relative;z-index:2;margin-bottom:18px;
}
.tl-item h4{font-size:16px;margin-bottom:6px}
.tl-item .tl-time{font-family:var(--mono);font-size:13px;color:var(--brand-1);display:block;margin-bottom:6px}
.tl-item p{font-size:14px;color:var(--text-2);margin:0}

/* ---------- data & security ---------- */
.point-list{display:flex;flex-direction:column;gap:16px;margin-top:22px}
.point{
  padding:18px 20px;border-radius:var(--radius-md);
  background:rgba(0,224,184,.05);border-left:3px solid var(--brand-1);
}
.point b{display:block;font-size:15px;margin-bottom:4px}
.point span{font-size:14px;color:var(--text-2)}
.chart-card{
  padding:28px;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border:1px solid var(--line-soft);box-shadow:var(--shadow);height:100%;
}
.chart-legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;font-size:13px;color:var(--text-2)}
.chart-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px}

/* ---------- log list ---------- */
.log-list{border-top:1px solid var(--line-soft)}
.log-row{
  display:grid;grid-template-columns:120px 1fr;gap:20px;padding:20px 16px;
  border-bottom:1px solid var(--line-soft);position:relative;
  transition:background .16s ease;
}
.log-row::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:0;border-radius:3px;
  background:var(--brand-1);transition:width .16s ease;
}
.log-row:hover{background:rgba(0,224,184,.05)}
.log-row:hover::before{width:3px}
.log-date{font-family:var(--mono);font-size:14px;color:var(--brand-1)}
.log-row h4{font-size:16px;margin-bottom:4px}
.log-row p{font-size:14px;color:var(--text-2);margin:0}

/* ---------- form ---------- */
.form-panel{
  padding:38px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(0,224,184,.12),rgba(11,32,39,.96) 60%);
  border:1px solid rgba(0,224,184,.26);box-shadow:var(--shadow);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px}
.field input{
  width:100%;padding:14px 18px;border-radius:var(--radius-sm);
  background:rgba(6,20,23,.85);border:1px solid var(--line-soft);
  color:var(--text);font-size:15px;font-family:inherit;
  transition:border-color .16s ease,box-shadow .16s ease;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 2px rgba(0,224,184,.25)}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px}
.form-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:var(--radius-sm);
  background:rgba(0,224,184,.12);border:1px solid rgba(0,224,184,.4);
  color:#BFF3E9;font-size:14px;
}
.form-msg.show{display:block}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,#04100F,#061417);
  border-top:1px solid var(--line);padding:64px 0 28px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.6),transparent);
}
.footer-col h4{font-size:15px;margin-bottom:18px}
.footer-col p{font-size:14px;color:var(--text-3)}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--brand-1);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}

/* ---------- sticky cta ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(7,25,29,.96);border-top:1px solid rgba(0,224,184,.3);
  backdrop-filter:blur(10px);
  transition:transform .28s ease,opacity .28s ease;
}
.sticky-cta.is-hidden{transform:translateY(110%);opacity:0;pointer-events:none}
.sticky-inner{
  max-width:1200px;margin:0 auto;padding:10px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.sticky-inner p{margin:0;font-size:14px;color:var(--text-2)}
.sticky-inner p b{color:var(--brand-1)}
.sticky-actions{display:flex;align-items:center;gap:12px}
.sticky-close{
  width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.06);
  border:1px solid var(--line-soft);color:var(--text-2);font-size:15px;line-height:1;
  display:grid;place-items:center;
}
.sticky-close:hover{background:rgba(0,224,184,.14);color:var(--brand-1)}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav-toggle{display:flex}
  .main-nav{
    display:none;position:fixed;left:0;right:0;top:68px;bottom:0;
    flex-direction:column;align-items:stretch;gap:20px;
    background:#061417;padding:28px 24px;overflow-y:auto;z-index:70;
  }
  .site-header.nav-open .main-nav{display:flex}
  .nav-link{padding:12px 16px;font-size:16px;border-left:3px solid transparent}
  .nav-link.is-active{border-left-color:var(--brand-1);background:rgba(0,224,184,.08)}
  .nav-link.is-active::after{display:none}
  .nav-actions .btn-primary{display:none}
  .hero-copy h1{font-size:38px}
  .hero-visual img{height:320px}
  .float-badge-a{right:10px;top:16px}
  .float-badge-b{left:10px;bottom:16px}
  .section{padding:64px 0}
  h2.section-title{font-size:27px}
  .compare-row{grid-template-columns:1fr;border-bottom:none;margin-bottom:14px;border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden}
  .compare-cell{border-left:none!important;border-top:1px solid rgba(255,255,255,.06)}
  .compare-cell:first-child{border-top:none}
  .compare-cell.head{display:none}
  .compare-cell.main::before{content:"付费海角 · ";color:var(--brand-1);font-weight:700}
  .compare-cell.alt::before{content:"公开免费渠道 · ";color:var(--text-3);font-weight:700}
}
@media (max-width:767px){
  body{font-size:15px;padding-bottom:56px}
  .section{padding:48px 0}
  .hero{padding:44px 0 60px}
  .hero-copy h1{font-size:29px;line-height:1.25}
  .hero-sub{font-size:15px}
  .hero-cta .btn{width:100%}
  .hero-visual img{height:230px}
  .float-badge{display:none}
  .stats-strip{border-radius:var(--radius-md)}
  .stat-item{flex:0 0 150px;padding:16px 14px}
  .card,.plan,.review,.chart-card{padding:22px}
  .form-panel{padding:24px}
  h2.section-title{font-size:23px}
  .timeline::before{display:none}
  .tl-item{flex:1 1 100%;padding:0 0 26px}
  .log-row{grid-template-columns:1fr;gap:6px}
  .sticky-inner{padding:8px 16px}
  .sticky-inner p{font-size:13px;line-height:1.4}
  .sticky-inner p .hide-sm{display:none}
}
@media (max-width:520px){
  .hero-copy h1{font-size:26px}
  .hero-stats{gap:10px}
  .hero-stat{flex:1 1 calc(50% - 5px);min-width:0;padding:12px 14px}
  .hero-stat b{font-size:21px}
}

/* roulang page: category1 */
:root{
 --bg:#061417;
 --bg-1:#0B2027;
 --bg-2:#0F2A31;
 --nav:#07191D;
 --brand-1:#00E0B8;
 --brand-2:#007D6F;
 --coral-1:#FF6A3D;
 --coral-2:#FF9166;
 --text:#E9F6F4;
 --text-2:#9FB6B8;
 --text-3:#6F8A8D;
 --neg:#FF4D6D;
 --line:rgba(0,224,184,.16);
 --line-soft:rgba(255,255,255,.07);
 --radius-lg:24px;
 --radius-md:20px;
 --radius-sm:14px;
 --pill:999px;
 --shadow:0 10px 30px rgba(0,0,0,.35);
 --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
 margin:0;background:var(--bg);color:var(--text);
 font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
 font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-1);text-decoration:none;transition:color .15s ease,opacity .15s ease}
a:hover{color:#7BF3DC}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid rgba(0,224,184,.8);outline-offset:2px}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:900;letter-spacing:.2px}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:88px 0;position:relative}
.section--tight{padding:40px 0}
.section--alt{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-1) 40%,var(--bg) 100%)}
.section--tint{background:linear-gradient(180deg,var(--bg-1),var(--bg-2))}
.section-head{max-width:780px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:1.6px;
 color:var(--brand-1);text-transform:uppercase;font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand-1),transparent)}
h2.section-title{font-size:32px;line-height:1.25;margin-bottom:14px}
h3{font-size:20px;line-height:1.4}
.section-desc{color:var(--text-2);font-size:16px}
.mono{font-family:var(--mono)}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;background:rgba(7,25,29,.94);
 backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.site-header::after{
 content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
 background:linear-gradient(90deg,transparent,rgba(0,224,184,.55),rgba(255,106,61,.35),transparent);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--brand-1),var(--brand-2));
 box-shadow:0 0 18px rgba(0,224,184,.28);
}
.brand-text{font-size:19px;font-weight:900;color:var(--text);letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{
 position:relative;color:var(--text-2);font-size:15px;font-weight:500;
 padding:9px 14px;border-radius:var(--pill);white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(0,224,184,.07)}
.nav-link.is-active{color:var(--brand-1);background:rgba(0,224,184,.10)}
.nav-link.is-active::after{
 content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
 width:calc(100% - 32px);height:2px;border-radius:2px;
 background:var(--brand-1);box-shadow:0 0 10px rgba(0,224,184,.85);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 background:rgba(0,224,184,.08);border:1px solid var(--line);
 flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease}
.site-header.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.nav-open .nav-toggle span:nth-child(2){opacity:0}
.site-header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border-radius:var(--pill);font-weight:700;font-size:15px;
 padding:13px 26px;border:1px solid transparent;letter-spacing:.3px;
 transition:transform .15s ease-out,filter .15s ease-out,background .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out;
}
.btn-primary{background:linear-gradient(120deg,var(--coral-1),var(--coral-2));color:#260D02;box-shadow:0 8px 24px rgba(255,106,61,.24)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#260D02}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(0,224,184,.45);color:var(--brand-1)}
.btn-ghost:hover{background:rgba(0,224,184,.10);color:#7BF3DC;box-shadow:0 0 20px rgba(0,224,184,.18)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text-2)}
.btn-outline:hover{border-color:rgba(0,224,184,.5);color:var(--brand-1)}

/* ---------- badges ---------- */
.badge-data{
 display:inline-flex;align-items:baseline;gap:6px;background:rgba(0,224,184,.10);
 border:1px solid rgba(0,224,184,.35);border-radius:var(--pill);
 padding:5px 14px;font-size:13px;color:#BFF3E9;line-height:1.6;
}
.badge-data b{font-family:var(--mono);font-size:15px;color:var(--brand-1);font-weight:700}
.badge-soft{
 display:inline-flex;align-items:center;gap:6px;border-radius:var(--pill);
 padding:5px 14px;font-size:13px;color:var(--text-2);
 background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
}

/* ---------- breadcrumb + category head ---------- */
.cat-hero{
 position:relative;overflow:hidden;padding:54px 0 46px;
 background:
  radial-gradient(820px 360px at 12% 0%,rgba(0,224,184,.14),transparent 62%),
  radial-gradient(620px 320px at 92% 10%,rgba(255,106,61,.10),transparent 60%),
  linear-gradient(180deg,var(--bg) 0%,var(--bg-1) 100%);
 border-bottom:1px solid var(--line-soft);
}
.cat-hero::before{
 content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
 background-image:linear-gradient(rgba(0,224,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,224,184,.06) 1px,transparent 1px);
 background-size:64px 64px;
 mask-image:radial-gradient(circle at 22% 12%,#000,transparent 72%);
 -webkit-mask-image:radial-gradient(circle at 22% 12%,#000,transparent 72%);
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand-1)}
.crumb span{color:var(--text-3)}
.crumb .current{color:var(--brand-1);font-weight:600}
.cat-hero h1{font-size:42px;line-height:1.18;margin-bottom:16px}
.cat-hero h1 em{font-style:normal;color:var(--brand-1)}
.cat-lead{color:var(--text-2);font-size:16px;max-width:640px;margin:0}
.head-stats{display:flex;flex-wrap:wrap;gap:12px}
.stat-card{
 flex:1 1 100%;background:linear-gradient(180deg,rgba(15,42,49,.85),rgba(11,32,39,.6));
 border:1px solid var(--line-soft);border-radius:var(--radius-md);
 padding:18px 20px;box-shadow:var(--shadow);
}
.stat-card .num{font-family:var(--mono);font-size:28px;font-weight:700;color:var(--brand-1);line-height:1.2}
.stat-card .num small{font-size:14px;color:#BFF3E9;margin-left:4px;font-weight:400}
.stat-card .lbl{font-size:13px;color:var(--text-2);margin-top:4px}

/* ---------- tag strip ---------- */
.tagbar-wrap{
 position:sticky;top:68px;z-index:60;
 background:rgba(6,20,23,.95);backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line-soft);
}
.tagbar{display:flex;align-items:center;gap:10px;padding:14px 0;overflow-x:auto;scrollbar-width:thin}
.tagbar::-webkit-scrollbar{height:4px}
.tagbar::-webkit-scrollbar-thumb{background:rgba(0,224,184,.25);border-radius:4px}
.tag{
 flex:0 0 auto;border-radius:var(--pill);padding:8px 18px;font-size:14px;color:var(--text-2);
 background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
 transition:all .15s ease-out;white-space:nowrap;
}
.tag:hover{color:var(--text);border-color:rgba(0,224,184,.4)}
.tag.is-active{
 color:#053B33;background:linear-gradient(120deg,var(--brand-1),#4DF0CE);
 border-color:transparent;font-weight:700;box-shadow:0 0 18px rgba(0,224,184,.25);
}

/* ---------- sort row ---------- */
.sortbar{
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
 padding:18px 22px;border:1px solid var(--line-soft);border-radius:var(--radius-md);
 background:linear-gradient(180deg,rgba(15,42,49,.7),rgba(11,32,39,.45));
}
.sortbar .count{font-size:14px;color:var(--text-2)}
.sortbar .count b{font-family:var(--mono);font-size:18px;color:var(--brand-1);margin:0 3px}
.sort-actions{display:flex;align-items:center;gap:12px}
.select-wrap{position:relative}
.sort-select{
 appearance:none;background:rgba(6,20,23,.9);border:1px solid var(--line-soft);color:var(--text);
 border-radius:var(--pill);padding:9px 40px 9px 18px;font-size:14px;font-family:inherit;
 transition:border-color .15s ease;
}
.sort-select:focus{border-color:rgba(0,224,184,.55);outline:none}
.select-wrap::after{
 content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
 position:absolute;right:16px;top:50%;transform:translateY(-50%);
 color:var(--brand-1);font-size:13px;pointer-events:none;
}
.view-toggle{display:flex;gap:6px;background:rgba(6,20,23,.9);border:1px solid var(--line-soft);border-radius:var(--pill);padding:4px}
.view-btn{
 width:34px;height:30px;border-radius:var(--pill);background:transparent;border:none;
 color:var(--text-3);display:grid;place-items:center;font-size:13px;transition:all .15s ease;
}
.view-btn.is-active{background:rgba(0,224,184,.14);color:var(--brand-1)}

/* ---------- list cards ---------- */
.cat-card{
 display:flex;gap:18px;height:100%;padding:18px;
 background:linear-gradient(180deg,rgba(15,42,49,.75),rgba(11,32,39,.5));
 border:1px solid var(--line-soft);border-radius:var(--radius-lg);box-shadow:var(--shadow);
 transition:transform .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45);box-shadow:0 16px 38px rgba(0,0,0,.45)}
.cat-card__thumb{flex:0 0 168px;width:168px;border-radius:var(--radius-sm);overflow:hidden;background:var(--bg-2)}
.cat-card__thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.cat-card__body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.cat-card__title{font-size:18px;line-height:1.45;color:var(--text);font-weight:800;margin-bottom:8px;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cat-card__desc{color:var(--text-2);font-size:14px;margin-bottom:14px;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cat-card__meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.meta-line{font-size:13px;color:var(--text-3)}
.meta-line i{color:var(--brand-1);margin-right:6px;font-size:12px}
.cat-card__badge{flex:0 0 auto}
.cat-list--compact .cat-card{flex-direction:column}
.cat-list--compact .cat-card__thumb{flex:1 1 auto;width:100%}
.more-wrap{display:flex;justify-content:center;margin-top:40px}

/* ---------- intro block ---------- */
.intro-media{
 border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);
 box-shadow:var(--shadow);position:relative;background:var(--bg-2);
}
.intro-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.intro-media .tag-float{
 position:absolute;left:16px;bottom:16px;
}
.intro-copy h2{font-size:30px;line-height:1.3;margin-bottom:18px}
.intro-copy p{color:var(--text-2)}
.intro-points{margin-top:22px;display:grid;gap:12px}
.intro-points li{display:flex;gap:12px;align-items:flex-start;color:var(--text-2);font-size:15px}
.intro-points li i{color:var(--brand-1);margin-top:6px;font-size:13px}

/* ---------- related topics ---------- */
.topic-card{
 display:block;height:100%;background:linear-gradient(180deg,rgba(15,42,49,.75),rgba(11,32,39,.5));
 border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden;
 transition:transform .18s ease-out,border-color .18s ease-out;color:inherit;
}
.topic-card:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45);color:inherit}
.topic-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.topic-card .inner{padding:16px 18px 20px}
.topic-card h3{font-size:16px;margin-bottom:6px;color:var(--text)}
.topic-card p{font-size:13px;color:var(--text-3);margin:0}

/* ---------- featured mixed ---------- */
.featured-zone{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 border:1px solid var(--line-soft);background:linear-gradient(180deg,rgba(11,32,39,.9),rgba(6,20,23,.9));
}
.featured-zone::before{
 content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.jpg');
 background-size:cover;background-position:center;opacity:.14;
}
.featured-zone .inner{position:relative;z-index:2;padding:32px}
.feat-main{
 display:flex;gap:22px;background:rgba(6,20,23,.62);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:22px;height:100%;
}
.feat-main img{flex:0 0 46%;width:46%;border-radius:var(--radius-md);object-fit:cover;aspect-ratio:4/3}
.feat-main .feat-body{display:flex;flex-direction:column}
.feat-main h3{font-size:22px;line-height:1.4;margin-bottom:10px}
.feat-main p{color:var(--text-2);font-size:14px}
.feat-side{
 display:flex;gap:14px;background:rgba(6,20,23,.62);border:1px solid var(--line-soft);
 border-radius:var(--radius-md);padding:16px;align-items:center;height:100%;
 transition:transform .18s ease-out,border-color .18s ease-out;
}
.feat-side:hover{transform:translateY(-4px);border-color:rgba(0,224,184,.45)}
.feat-side img{flex:0 0 96px;width:96px;border-radius:var(--radius-sm);object-fit:cover;aspect-ratio:1/1}
.feat-side h3{font-size:16px;line-height:1.45;margin-bottom:6px}
.feat-side p{font-size:13px;color:var(--text-3);margin:0}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
 border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden;
 background:linear-gradient(180deg,rgba(15,42,49,.7),rgba(11,32,39,.45));
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(0,224,184,.5);box-shadow:0 0 26px rgba(0,224,184,.12)}
.faq-q{
 width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
 background:transparent;border:none;text-align:left;color:var(--text);
 font-size:16px;font-weight:700;padding:20px 22px;line-height:1.5;
}
.faq-q:hover{color:var(--brand-1)}
.faq-q .icon{
 flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
 border:1px solid rgba(0,224,184,.4);color:var(--brand-1);font-size:12px;
 transition:transform .2s ease;
}
.faq-item.is-open .faq-q .icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a .inner{padding:0 22px 20px;color:var(--text-2);font-size:15px}

/* ---------- weak cta band ---------- */
.cta-band{
 border:1px solid var(--line);border-radius:var(--radius-lg);
 background:linear-gradient(120deg,rgba(0,224,184,.12),rgba(255,106,61,.10));
 padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.cta-band p{margin:0;color:var(--text);font-size:16px}
.cta-band p b{color:var(--brand-1)}

/* ---------- footer ---------- */
.site-footer{
 background:linear-gradient(180deg,var(--bg-1),#04100F);
 border-top:1px solid var(--line);padding:64px 0 24px;position:relative;margin-top:0;
}
.site-footer::before{
 content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
 background:linear-gradient(90deg,transparent,rgba(0,224,184,.5),rgba(255,106,61,.3),transparent);
}
.footer-col{margin-bottom:24px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-col h4{font-size:15px;color:var(--text);margin-bottom:16px;letter-spacing:.5px}
.footer-col p{color:var(--text-3);font-size:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--text-2);font-size:14px}
.footer-links a:hover{color:var(--brand-1);text-decoration:underline;text-decoration-color:rgba(0,224,184,.7);text-underline-offset:4px}
.footer-bottom{
 border-top:1px solid var(--line-soft);margin-top:24px;padding-top:20px;
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 color:var(--text-3);font-size:13px;
}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
 .nav-toggle{display:flex}
 .main-nav{
  position:fixed;top:68px;left:0;right:0;bottom:0;flex-direction:column;align-items:stretch;gap:6px;
  padding:18px 20px 40px;background:rgba(7,25,29,.985);
  transform:translateY(-10px);opacity:0;visibility:hidden;overflow-y:auto;
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  border-top:1px solid var(--line-soft);
 }
 .site-header.nav-open .main-nav{opacity:1;visibility:visible;transform:none}
 .nav-link{padding:15px 16px;border-radius:12px;border-left:3px solid transparent;font-size:16px}
 .nav-link.is-active{border-left-color:var(--brand-1);background:rgba(0,224,184,.08)}
 .nav-link.is-active::after{display:none}
 .section{padding:64px 0}
 .cat-hero{padding:40px 0 36px}
 .cat-hero h1{font-size:32px}
 .section-title{font-size:26px}
 .intro-copy h2{font-size:24px}
 .tagbar-wrap{top:68px}
}
@media screen and (max-width:767px){
 .section{padding:52px 0}
 .cat-hero h1{font-size:29px;line-height:1.28}
 h2.section-title{font-size:23px}
 .stat-card .num{font-size:24px}
 .cat-card{flex-direction:column}
 .cat-card__thumb{flex:1 1 auto;width:100%}
 .feat-main{flex-direction:column}
 .feat-main img{width:100%;flex:1 1 auto}
 .sortbar{padding:16px}
 .sortbar .count{width:100%}
 .featured-zone .inner{padding:20px}
}
@media screen and (max-width:519px){
 .container{padding:0 16px}
 .cat-hero h1{font-size:25px}
 .btn{padding:12px 20px;font-size:14px}
 .nav-actions .btn-sm{padding:8px 14px}
 .feat-side{flex-direction:column;align-items:flex-start}
 .feat-side img{width:100%;flex:1 1 auto}
 .cta-band{flex-direction:column;align-items:flex-start}
 .cta-band .btn{width:100%}
 .footer-bottom{flex-direction:column;gap:6px}
}