/* roulang page: index */
:root{
  --brand:#1b4fd8;
  --brand-dark:#123aa8;
  --brand-soft:#eaf0ff;
  --brand-line:#cddcff;
  --ink:#0f1a2e;
  --ink-2:#35425a;
  --muted:#6b7891;
  --line:#e3e8f2;
  --bg:#f5f7fc;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 8px 24px rgba(20,38,80,.07);
  --shadow-lg:0 18px 40px rgba(20,38,80,.13);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:15px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:700;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
section[id]{scroll-margin-top:82px}
a:focus-visible,button:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible{
  outline:3px solid rgba(27,79,216,.38);
  outline-offset:2px;
  border-radius:8px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:9px;border:1px solid transparent;
  font-size:14px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(27,79,216,.28)}
.btn-primary:hover,.btn-primary:active{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px rgba(27,79,216,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.12)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.32);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%}

/* ---------- tag ---------- */
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.2px;
  background:var(--brand-soft);color:var(--brand);
}
.tag-soft{background:#f1f5ff;color:#4a63a0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,38,80,.09)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#2a63e8,#1b4fd8);
  color:#fff;font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(27,79,216,.32);
}
.brand-text{font-size:15px;font-weight:700;line-height:1.15;letter-spacing:.2px;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--ink-2);transition:background .2s,color .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand);color:#fff;box-shadow:0 8px 16px rgba(27,79,216,.26)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  transition:border-color .2s,background .2s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:.2s}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:#0d1a33;color:#fff}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/捕鱼大咖日常..webp');
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(.85);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(9,20,42,.96) 0%,rgba(12,28,58,.90) 46%,rgba(18,44,92,.66) 100%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.12fr .88fr;gap:50px;align-items:center;
  padding-top:70px;padding-bottom:66px;
}
.eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);
  font-size:12px;letter-spacing:1.2px;color:#c6d8ff;margin-bottom:18px;
}
.hero-copy h1{
  font-size:clamp(28px,3.5vw,44px);
  font-weight:800;letter-spacing:-.6px;color:#fff;
}
.hero-lead{
  margin-top:18px;max-width:600px;
  font-size:15px;line-height:1.9;color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags .tag{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#cfe0ff}
.hero-portal{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;padding:18px;
  backdrop-filter:blur(6px);
}
.portal-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.portal-item{
  display:block;padding:15px 14px;border-radius:12px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);
  color:#fff;transition:transform .2s,background .2s,border-color .2s,box-shadow .2s;
}
.portal-item:hover{background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.34);transform:translateY(-3px);box-shadow:0 14px 26px rgba(0,0,0,.24)}
.portal-num{
  width:28px;height:28px;border-radius:9px;margin-bottom:9px;
  background:rgba(255,255,255,.16);color:#d5e3ff;
  font-size:12px;font-weight:700;letter-spacing:.5px;
  display:flex;align-items:center;justify-content:center;
}
.portal-item strong{display:block;font-size:14px;font-weight:600;margin-bottom:3px;color:#fff}
.portal-item span{display:block;font-size:12px;color:rgba(255,255,255,.62);line-height:1.5}

/* ---------- stats ---------- */
.stats-band{background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:flex;flex-wrap:wrap}
.stat{
  padding:26px 16px;text-align:center;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--brand);letter-spacing:-.6px;line-height:1.2}
.stat span{display:block;margin-top:4px;font-size:13px;color:var(--muted)}

/* ---------- section base ---------- */
.section{padding:72px 0}
.section--white{background:#fff}
.section--tint{background:linear-gradient(180deg,#f0f5ff 0%,#f7f9ff 100%)}
.section-head{max-width:740px;margin-bottom:34px}
.kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--brand);
  margin-bottom:11px;
}
.kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}
.section-head h2{font-size:clamp(22px,2.5vw,30px);letter-spacing:-.4px}
.section-head p{margin-top:12px;font-size:14.5px;line-height:1.85;color:var(--muted)}
.section-head-center{max-width:720px;margin-left:auto;margin-right:auto;text-align:center}
.section-head-center .kicker{justify-content:center}

/* ---------- grids & cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.card h3{font-size:16px;margin-bottom:8px}
.card p{font-size:13.5px;line-height:1.8;color:var(--muted)}
.card-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:10px;margin-bottom:14px;
  background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:700;
}

/* ---------- countdown ---------- */
.countdown-band{
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  background:linear-gradient(120deg,#0f2143 0%,#153064 55%,#1b4fd8 130%);
  border-radius:20px;padding:40px 42px;color:#fff;
  box-shadow:0 24px 50px rgba(15,33,67,.28);
}
.countdown-band h2{color:#fff;font-size:clamp(21px,2.2vw,27px);letter-spacing:-.3px}
.countdown-band p{margin-top:12px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.74);max-width:520px}
.countdown{display:flex;gap:12px}
.cd-cell{
  flex:1;min-width:0;padding:16px 6px;text-align:center;border-radius:12px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
}
.cd-cell b{display:block;font-size:28px;font-weight:800;color:#fff;line-height:1.15;font-variant-numeric:tabular-nums}
.cd-cell span{display:block;margin-top:4px;font-size:12px;color:rgba(255,255,255,.6);letter-spacing:1px}

/* ---------- perks ---------- */
.perk-list{margin-top:14px}
.perk-list li{
  display:flex;gap:9px;align-items:flex-start;
  padding:8px 0;font-size:13.5px;color:var(--ink-2);
  border-bottom:1px dashed var(--line);
}
.perk-list li:last-child{border-bottom:0}
.perk-list li::before{
  content:"✓";flex-shrink:0;
  color:var(--brand);font-weight:700;font-size:13px;line-height:1.7;
}
.perk-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.perk-head h3{font-size:16px}
.perk-price{font-size:12.5px;font-weight:700;color:var(--brand);white-space:nowrap}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;margin-top:46px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 20px 22px;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-15px;left:20px;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 16px rgba(27,79,216,.3);
}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:13.5px;line-height:1.8;color:var(--muted)}

/* ---------- split / rewards ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line);background:#fff}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.reward-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 0;border-bottom:1px solid var(--line);
}
.reward-list li:last-child{border-bottom:0}
.reward-dot{
  flex-shrink:0;width:8px;height:8px;border-radius:50%;
  background:var(--brand);margin-top:9px;
}
.reward-list strong{display:block;font-size:15px;margin-bottom:2px;color:var(--ink)}
.reward-list span{font-size:13.5px;line-height:1.8;color:var(--muted)}

/* ---------- compare table ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow-x:auto;
}
table.compare{width:100%;border-collapse:collapse;min-width:660px}
.compare th,.compare td{padding:16px 18px;text-align:left;font-size:13.5px;border-bottom:1px solid var(--line)}
.compare thead th{
  background:#f1f5ff;color:var(--brand);font-size:13px;font-weight:700;
  letter-spacing:.4px;white-space:nowrap;
}
.compare tbody tr{transition:background .2s}
.compare tbody tr:hover{background:#f9fbff}
.compare tbody tr:last-child td{border-bottom:0}
.compare td strong{color:var(--ink);font-weight:700}
.pick{
  display:inline-block;padding:2px 9px;border-radius:999px;
  font-size:11.5px;font-weight:700;background:#e8f0ff;color:var(--brand);margin-left:6px;
}

/* ---------- topic cards ---------- */
.topic-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);height:100%;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.topic-media{overflow:hidden}
.topic-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease}
.topic-card:hover img{transform:scale(1.04)}
.topic-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.topic-body h3{font-size:15.5px}
.topic-body p{font-size:13.5px;line-height:1.8;color:var(--muted)}
.topic-body .tag{align-self:flex-start;margin-top:auto}

/* ---------- tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  padding:9px 17px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);
  transition:transform .2s,border-color .2s,color .2s,box-shadow .2s;
}
.tag-cloud a:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.13)}

/* ---------- calendar ---------- */
.calendar-list{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.cal-row{display:flex;gap:20px;padding:18px 24px;border-bottom:1px solid var(--line);transition:background .2s}
.cal-row:last-child{border-bottom:0}
.cal-row:hover{background:#f9fbff}
.cal-date{
  flex-shrink:0;width:104px;font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:.2px;
}
.cal-body strong{display:block;font-size:14.5px;margin-bottom:2px}
.cal-body span{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.62fr 1fr;gap:26px;align-items:start}
.post-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow);margin-bottom:14px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.post-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.post-link{display:block}
.post-title{font-size:16px;line-height:1.55;margin-bottom:6px;transition:color .2s}
.post-item:hover .post-title{color:var(--brand)}
.post-desc{font-size:13.5px;line-height:1.8;color:var(--muted)}
.post-meta{display:flex;align-items:center;gap:12px;margin-top:12px;font-size:12.5px;color:var(--muted)}
.post-time{color:var(--muted)}
.news-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 14px;box-shadow:var(--shadow);
}
.aside-title{
  font-size:15px;padding-bottom:12px;margin-bottom:6px;border-bottom:1px solid var(--line);
}
.aside-item{
  display:flex;gap:10px;align-items:flex-start;padding:11px 0;
  border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--ink-2);
  line-height:1.7;transition:color .2s;
}
.aside-item:last-child{border-bottom:0}
.aside-item:hover{color:var(--brand)}
.aside-dot{flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--brand);margin-top:8px;opacity:.55}
.aside-item:hover .aside-dot{opacity:1}
.empty-tip{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  padding:26px;text-align:center;color:var(--muted);font-size:14px;
}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.quote p{font-size:13.8px;line-height:1.85;color:var(--ink-2)}
.quote-who{display:flex;align-items:center;gap:10px;margin-top:16px}
.avatar{
  width:34px;height:34px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#dce7ff,#eff4ff);
  color:var(--brand);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.quote-who b{display:block;font-size:13.5px;font-weight:600;color:var(--ink)}
.quote-who span{display:block;font-size:12px;color:var(--muted)}

/* ---------- signup ---------- */
.signup{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:center;
  background:linear-gradient(120deg,#12347f 0%,#1b4fd8 58%,#3f7cf5 100%);
  border-radius:20px;padding:46px 44px;color:#fff;
  box-shadow:0 26px 54px rgba(18,52,127,.3);
}
.signup::before{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.08);
}
.signup-copy{position:relative;z-index:2}
.signup-copy .kicker{color:#bcd3ff}
.signup-copy .kicker::before{background:#bcd3ff}
.signup-copy h2{color:#fff;font-size:clamp(21px,2.3vw,28px);letter-spacing:-.4px}
.signup-copy p{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.8);max-width:520px}
.signup-form{
  position:relative;z-index:2;
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);
  border-radius:16px;padding:22px;
  backdrop-filter:blur(6px);
}
.signup-form label{display:block;font-size:12.5px;color:rgba(255,255,255,.78);margin-bottom:6px;letter-spacing:.4px}
.signup-form input,.signup-form select{
  width:100%;padding:11px 13px;margin-bottom:14px;
  border-radius:9px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.94);color:var(--ink);
  font-size:14px;font-family:inherit;line-height:1.4;
  transition:border-color .2s,box-shadow .2s;
}
.signup-form input::placeholder{color:#93a0b8}
.signup-form input:focus,.signup-form select:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.22);outline:none}
.signup-form .btn-primary{background:#fff;color:var(--brand-dark);box-shadow:0 10px 22px rgba(0,0,0,.18)}
.signup-form .btn-primary:hover{background:#eef3ff;color:var(--brand-dark)}
.form-hint{margin-top:12px;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.72)}
.form-hint.is-ok{color:#c8f6d8}

/* ---------- footer ---------- */
.site-footer{
  background:#0d1730;color:rgba(255,255,255,.66);
  padding:56px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.2fr 1fr 1.1fr;gap:40px;
  padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{box-shadow:none;background:linear-gradient(135deg,#3f7cf5,#1b4fd8)}
.footer-brand strong{font-size:15px;color:#fff;font-weight:700}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.56);margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color .2s,padding-left .2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-note{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.56)}
.footer-note + .footer-note{margin-top:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:20px 0 26px;font-size:12.5px;color:rgba(255,255,255,.44);
}

/* ---------- sticky cta ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  box-shadow:0 -10px 26px rgba(20,38,80,.09);
  padding:10px 0;
  transform:translateY(115%);
  transition:transform .32s ease;
}
.sticky-cta.is-show{transform:translateY(0)}
.sticky-inner{display:flex;align-items:center;gap:16px;justify-content:space-between}
.sticky-text{font-size:13.5px;color:var(--ink-2);line-height:1.5}
.sticky-text b{color:var(--brand);font-weight:700}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;padding-top:56px;padding-bottom:56px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:repeat(2,1fr)}
  .countdown-band{grid-template-columns:1fr;gap:26px;padding:32px}
  .news-layout{grid-template-columns:1fr}
  .signup{grid-template-columns:1fr;gap:28px;padding:36px}
  .split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .main-nav{
    display:none;position:absolute;top:64px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;padding:12px 16px 16px;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(20,38,80,.12);
    margin-left:0;
  }
  .main-nav.is-open{display:flex}
  .nav-link{border-radius:10px;padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:flex}
  .header-actions{margin-left:auto}
  .header-actions .btn{display:none}
  .header-inner{gap:14px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .grid-2,.grid-3,.grid-4,.steps,.quote-grid{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .portal-grid{grid-template-columns:1fr 1fr}
  .countdown-band{border-radius:16px;padding:26px 20px}
  .cd-cell b{font-size:22px}
  .signup{border-radius:16px;padding:28px 20px}
  .footer-grid{grid-template-columns:1fr}
  .cal-row{flex-direction:column;gap:6px;padding:16px 18px}
  .cal-date{width:auto}
  .sticky-text{font-size:12.5px}
  .sticky-inner .btn{padding:9px 16px;font-size:13px}
}
@media (max-width:520px){
  .hero-copy h1{font-size:26px;letter-spacing:-.2px}
  .hero-lead{font-size:14px}
  .hero-actions .btn{width:100%}
  .portal-grid{grid-template-columns:1fr}
  .stat b{font-size:22px}
  .brand-text{font-size:13.5px}
  .brand-text small{letter-spacing:.6px}
  .section{padding:44px 0}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: article */
:root{
 --brand:#1b4fd8;
 --brand-dark:#123aa8;
 --brand-soft:#eaf0ff;
 --brand-line:#cddcff;
 --ink:#0f1a2e;
 --ink-2:#35425a;
 --muted:#6b7891;
 --line:#e3e8f2;
 --bg:#f5f7fc;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 8px 24px rgba(20,38,80,.07);
 --shadow-lg:0 18px 40px rgba(20,38,80,.13);
 --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;font-family:var(--font);font-size:15px;line-height:1.75;
 color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.32;color:var(--ink)}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
section[id]{scroll-margin-top:84px}
a:focus-visible,button:focus-visible,.btn:focus-visible,summary:focus-visible{
 outline:3px solid rgba(27,79,216,.38);outline-offset:2px;border-radius:8px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:600;line-height:1.2;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(27,79,216,.28)}
.btn-primary:hover,.btn-primary:active{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px rgba(27,79,216,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.12)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.32);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%}
/* ---------- tag ---------- */
.tag{
 display:inline-block;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:600;letter-spacing:.2px;
 background:var(--brand-soft);color:var(--brand);
}
.tag-soft{background:#f1f5ff;color:#4a63a0}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:70;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,38,80,.09)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px;position:relative}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);
 color:#fff;font-weight:700;font-size:16px;
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 14px rgba(27,79,216,.32);
}
.brand-text{font-size:15px;font-weight:700;line-height:1.15;letter-spacing:.2px;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:9px 15px;border-radius:999px;font-size:14px;font-weight:500;
 color:var(--ink-2);transition:background .2s,color .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand);color:#fff;box-shadow:0 8px 16px rgba(27,79,216,.26)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;
 transition:border-color .2s,background .2s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:.2s}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}
/* ---------- article hero ---------- */
.article-hero{
 position:relative;overflow:hidden;background:#0d1a33;color:#fff;
 padding:46px 0 86px;
 clip-path:polygon(0 0,100% 0,100% 89%,0 100%);
}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/捕鱼大咖日常..webp');
 background-size:cover;background-position:center;
 opacity:.24;filter:saturate(.85);
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(112deg,rgba(9,20,42,.97) 0%,rgba(13,30,62,.93) 50%,rgba(23,53,106,.72) 100%);
}
.article-hero-inner{position:relative;z-index:2;max-width:880px}
.crumbs{
 display:flex;flex-wrap:wrap;align-items:center;gap:8px;
 font-size:12.5px;color:rgba(255,255,255,.58);margin-bottom:18px;
}
.crumbs a{color:rgba(255,255,255,.82);transition:color .2s}
.crumbs a:hover{color:#fff}
.crumbs .sep{color:rgba(255,255,255,.34)}
.article-hero h1{
 font-size:clamp(25px,3.4vw,40px);
 font-weight:800;letter-spacing:-.5px;color:#fff;line-height:1.32;
}
.article-lead{
 margin-top:18px;font-size:15px;line-height:1.9;
 color:rgba(255,255,255,.76);max-width:760px;
}
.article-meta{
 display:flex;flex-wrap:wrap;align-items:center;gap:12px;
 margin-top:24px;font-size:13px;color:rgba(255,255,255,.62);
}
.article-meta .tag{background:rgba(255,255,255,.13);color:#cfe0ff;border:1px solid rgba(255,255,255,.2)}
.article-meta .meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.32)}
/* ---------- section base ---------- */
.section{padding:64px 0}
.section--white{background:#fff}
.section--tint{background:linear-gradient(180deg,#eef4ff 0%,#f7f9ff 100%)}
.section--tight{padding-top:34px}
.section-head{max-width:720px;margin-bottom:34px}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.6px;
 color:var(--brand);text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{
 content:"";width:22px;height:3px;border-radius:2px;background:var(--brand);
}
.section-head h2{font-size:clamp(21px,2.4vw,28px);letter-spacing:-.3px}
.section-head p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}
/* ---------- article body ---------- */
.article-shell{margin-top:-52px;position:relative;z-index:5}
.article-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-lg);padding:32px;
}
.article-cover{
 border-radius:12px;overflow:hidden;border:1px solid var(--line);margin-bottom:26px;
}
.article-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}
.article-body{font-size:15.5px;line-height:1.92;color:var(--ink-2)}
.article-body h2{
 font-size:20px;color:var(--ink);margin:32px 0 14px;padding-left:13px;
 border-left:4px solid var(--brand);line-height:1.4;
}
.article-body h3{font-size:17px;color:var(--ink);margin:26px 0 10px}
.article-body h4{font-size:15.5px;color:var(--ink);margin:20px 0 8px}
.article-body p{margin:0 0 16px;color:var(--ink-2)}
.article-body strong{color:var(--brand-dark);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 18px;padding:0;list-style:none}
.article-body li{
 position:relative;padding-left:20px;margin-bottom:9px;color:var(--ink-2);
}
.article-body li::before{
 content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;
 border-radius:50%;background:var(--brand-line);border:2px solid var(--brand);
}
.article-body img{border-radius:12px;margin:20px 0;border:1px solid var(--line)}
.article-body blockquote{
 margin:20px 0;padding:16px 20px;background:var(--brand-soft);
 border-left:4px solid var(--brand);border-radius:0 10px 10px 0;
 color:var(--ink-2);font-size:14.5px;
}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:#f4f7ff;color:var(--ink);font-weight:600}
.article-body a{color:var(--brand);font-weight:600}
.article-body a:hover{text-decoration:underline}
.article-empty{
 text-align:center;padding:46px 20px;border:1px dashed var(--brand-line);
 border-radius:var(--radius);background:#f8faff;
}
.article-empty h2{font-size:21px;margin-bottom:12px}
.article-empty p{color:var(--muted);margin-bottom:22px;font-size:14.5px}
/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-card{
 display:flex;flex-direction:column;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:24px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.card-icon{
 width:40px;height:40px;border-radius:11px;background:var(--brand-soft);
 color:var(--brand);display:flex;align-items:center;justify-content:center;
 margin-bottom:16px;
}
.card-icon svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.info-card h3{font-size:16.5px;margin-bottom:10px}
.info-card p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:14px}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.card-tags .tag{background:#f1f5ff;color:#4a63a0;font-size:11.5px;padding:3px 10px}
/* ---------- split block ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-body h2{font-size:clamp(21px,2.4vw,27px);margin-bottom:14px}
.split-body > p{color:var(--muted);font-size:14.5px;line-height:1.85;margin-bottom:22px}
.feature-list{display:grid;gap:14px}
.feature-item{
 display:flex;gap:14px;padding:16px 18px;background:#fff;
 border:1px solid var(--line);border-radius:var(--radius-sm);
 transition:border-color .2s,box-shadow .2s,transform .2s;
}
.feature-item:hover{border-color:var(--brand-line);box-shadow:var(--shadow);transform:translateY(-2px)}
.feature-num{
 flex-shrink:0;width:30px;height:30px;border-radius:9px;
 background:var(--brand-soft);color:var(--brand);
 display:flex;align-items:center;justify-content:center;
 font-size:13px;font-weight:700;
}
.feature-item strong{display:block;font-size:14.5px;margin-bottom:4px;color:var(--ink)}
.feature-item span{display:block;font-size:13.5px;color:var(--muted);line-height:1.75}
/* ---------- channel ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel-card{
 display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:26px 24px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.channel-card .tag{margin-bottom:14px}
.channel-card h3{font-size:17px;margin-bottom:10px}
.channel-card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.channel-more{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--brand)}
.channel-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.channel-card:hover .channel-more svg{transform:translateX(3px)}
/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto;display:grid;gap:14px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 box-shadow:0 4px 14px rgba(20,38,80,.05);overflow:hidden;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:var(--brand-line);box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15px;font-weight:600;color:var(--ink);
 transition:background .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#f8faff}
.faq-item summary::after{
 content:"+";flex-shrink:0;width:24px;height:24px;border-radius:7px;
 background:var(--brand-soft);color:var(--brand);
 display:flex;align-items:center;justify-content:center;
 font-size:16px;font-weight:700;line-height:1;
}
.faq-item[open] summary::after{content:"−"}
.faq-answer{padding:0 22px 20px;font-size:14px;line-height:1.85;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}
/* ---------- cta strip ---------- */
.cta-strip{
 position:relative;overflow:hidden;background:#0d1a33;color:#fff;
 border-radius:18px;padding:42px 40px;
 display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-strip::before{
 content:"";position:absolute;inset:0;
 background:linear-gradient(112deg,rgba(12,28,58,.97) 0%,rgba(18,44,92,.9) 60%,rgba(27,79,216,.55) 100%);
}
.cta-strip-inner{position:relative;z-index:2;max-width:620px}
.cta-strip h2{font-size:clamp(20px,2.3vw,26px);color:#fff;margin-bottom:12px}
.cta-strip p{font-size:14.5px;color:rgba(255,255,255,.74);line-height:1.85;margin:0}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}
/* ---------- footer ---------- */
.site-footer{background:#0d1a33;color:rgba(255,255,255,.72);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:16px;font-weight:700;color:#fff}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);margin-bottom:16px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-note{font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);margin-bottom:12px}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 font-size:12.5px;color:rgba(255,255,255,.5);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .card-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:28px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .cta-strip{flex-direction:column;align-items:flex-start;padding:34px 28px}
}
@media (max-width:900px){
 .main-nav{
  position:absolute;left:0;right:0;top:64px;
  flex-direction:column;align-items:stretch;gap:2px;margin:0;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-lg);padding:10px;display:none;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:11px 14px;border-radius:9px}
 .nav-toggle{display:flex}
 .header-actions{margin-left:auto}
 .header-inner{gap:12px}
 .brand-text{font-size:14px}
}
@media (max-width:768px){
 .section{padding:48px 0}
 .section--tight{padding-top:24px}
 .article-hero{padding:34px 0 74px;clip-path:polygon(0 0,100% 0,100% 94%,0 100%)}
 .article-shell{margin-top:-46px}
 .article-card{padding:22px}
 .article-body{font-size:15px}
 .card-grid,.channel-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .cta-actions{width:100%}
 .cta-actions .btn{flex:1}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-actions .btn{display:none}
 .article-hero h1{font-size:23px}
 .article-meta{font-size:12.5px;gap:10px}
 .section-head h2{font-size:20px}
 .faq-item summary{padding:15px 16px;font-size:14px}
 .faq-answer{padding:14px 16px 18px;font-size:13.5px}
 .article-card{padding:18px}
 .footer-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category1 */
:root{
 --brand:#1b4fd8;
 --brand-dark:#123aa8;
 --brand-soft:#eaf0ff;
 --brand-line:#cddcff;
 --ink:#0f1a2e;
 --ink-2:#35425a;
 --muted:#6b7891;
 --line:#e3e8f2;
 --bg:#f5f7fc;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 8px 24px rgba(20,38,80,.07);
 --shadow-lg:0 18px 40px rgba(20,38,80,.13);
 --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:var(--font);
 font-size:15px;
 line-height:1.75;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.2px}
ul{margin:0;padding:0;list-style:none}
section[id]{scroll-margin-top:82px}
a:focus-visible,button:focus-visible,.btn:focus-visible,summary:focus-visible{
 outline:3px solid rgba(27,79,216,.38);
 outline-offset:2px;
 border-radius:8px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:600;line-height:1.2;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(27,79,216,.28)}
.btn-primary:hover,.btn-primary:active{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px rgba(27,79,216,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.12)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.32);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%}

/* ---------- tag ---------- */
.tag{
 display:inline-block;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:600;letter-spacing:.2px;
 background:var(--brand-soft);color:var(--brand);
}
.tag-soft{background:#f1f5ff;color:#4a63a0}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:70;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,38,80,.09)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);
 color:#fff;font-weight:700;font-size:16px;
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 14px rgba(27,79,216,.32);
}
.brand-text{font-size:15px;font-weight:700;line-height:1.15;letter-spacing:.2px;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:9px 15px;border-radius:999px;font-size:14px;font-weight:500;
 color:var(--ink-2);transition:background .2s,color .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand);color:#fff;box-shadow:0 8px 16px rgba(27,79,216,.26)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
 transition:border-color .2s,background .2s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:.2s}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--ink-2);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#b7c1d4}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#ffffff 0%,#eef3ff 100%);border-bottom:1px solid var(--line)}
.page-hero-bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/捕鱼大咖能有也行.webp');
 background-size:cover;background-position:center;
 opacity:.22;filter:saturate(.8);
}
.page-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(244,248,255,.92) 52%,rgba(233,241,255,.78) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding-top:34px;padding-bottom:64px}
.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.page-hero h1{
 font-size:clamp(26px,3.2vw,40px);
 font-weight:800;line-height:1.3;letter-spacing:-.6px;color:var(--ink);
}
.hero-lead{margin-top:16px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-panel{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-lg);padding:14px;overflow:hidden;
}
.hero-panel img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-sm)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.hero-stat{
 background:var(--brand-soft);border-radius:var(--radius-sm);padding:12px 10px;text-align:center;
}
.hero-stat strong{display:block;font-size:19px;font-weight:800;color:var(--brand);line-height:1.2}
.hero-stat span{display:block;font-size:12px;color:var(--ink-2);margin-top:4px}

/* ---------- section base ---------- */
.section{padding:72px 0}
.section--white{background:#fff}
.section--tint{background:linear-gradient(180deg,#f0f5ff 0%,#f7f9ff 100%)}
.section--dark{background:#0d1a33;color:#fff}
.section--dark h2,.section--dark h3{color:#fff}
.section--dark p{color:rgba(255,255,255,.74)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow-line{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--brand);margin-bottom:12px}
.eyebrow-line::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--brand)}
.section--dark .eyebrow-line{color:#8fb2ff}
.section--dark .eyebrow-line::before{background:#8fb2ff}
.section-title{font-size:clamp(21px,2.4vw,29px);font-weight:800;line-height:1.35}
.section-sub{margin-top:12px;font-size:14.5px;line-height:1.85;color:var(--ink-2)}
.section--dark .section-sub{color:rgba(255,255,255,.72)}

/* ---------- grid & cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.tile{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:26px 22px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.tile-icon{
 width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
 background:var(--brand-soft);color:var(--brand);margin-bottom:16px;
}
.tile-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tile h3{font-size:17px;font-weight:700;margin-bottom:10px}
.tile p{font-size:14px;line-height:1.8;color:var(--ink-2);margin-bottom:16px}
.tile-meta{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- scene blocks ---------- */
.scene{
 display:grid;grid-template-columns:1fr 1fr;gap:0;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.scene-media{position:relative;min-height:250px}
.scene-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.scene-body{padding:28px 26px}
.scene-body h3{font-size:18px;font-weight:700;margin-bottom:10px}
.scene-body p{font-size:14px;line-height:1.85;color:var(--ink-2)}
.scene-list{margin-top:14px;display:grid;gap:8px}
.scene-list li{position:relative;padding-left:20px;font-size:13.5px;color:var(--ink-2);line-height:1.75}
.scene-list li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
 background:var(--brand);box-shadow:0 0 0 3px rgba(27,79,216,.14);
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
 position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 20px 22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.step::before{
 counter-increment:step;content:"0" counter(step);
 position:absolute;top:-14px;left:20px;
 display:inline-flex;align-items:center;justify-content:center;
 padding:3px 11px;border-radius:999px;
 background:var(--brand);color:#fff;font-size:12px;font-weight:700;letter-spacing:1px;
 box-shadow:0 8px 16px rgba(27,79,216,.28);
}
.step h3{font-size:16px;font-weight:700;margin:6px 0 8px}
.step p{font-size:13.5px;line-height:1.8;color:var(--ink-2);margin:0}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow);
}
.compare-card.is-bad{border-color:#f0d9d9;background:linear-gradient(180deg,#fffafa 0%,#ffffff 100%)}
.compare-card.is-good{border-color:var(--brand-line);background:linear-gradient(180deg,#f6f9ff 0%,#ffffff 100%)}
.compare-card h3{display:flex;align-items:center;gap:9px;font-size:17px;font-weight:700;margin-bottom:16px}
.dot-bad,.dot-good{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.dot-bad{background:#d96a6a;box-shadow:0 0 0 4px rgba(217,106,106,.14)}
.dot-good{background:var(--brand);box-shadow:0 0 0 4px rgba(27,79,216,.14)}
.compare-card ul{display:grid;gap:11px}
.compare-card li{font-size:14px;line-height:1.8;color:var(--ink-2);padding-left:18px;position:relative}
.compare-card li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:2px;background:#c3cee3}
.compare-card.is-good li::before{background:var(--brand)}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius);padding:24px 22px;
 transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.quote:hover{transform:translateY(-4px);background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.32)}
.quote p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.8);margin-bottom:18px}
.quote-meta{display:flex;align-items:center;gap:11px}
.avatar{
 width:36px;height:36px;border-radius:50%;flex-shrink:0;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);color:#fff;
 display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.quote-meta strong{display:block;font-size:13.5px;color:#fff;font-weight:600}
.quote-meta span{display:block;font-size:12px;color:rgba(255,255,255,.55)}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;padding-top:30px;border-top:1px solid rgba(255,255,255,.14)}
.metric strong{display:block;font-size:24px;font-weight:800;color:#fff;line-height:1.2}
.metric span{display:block;font-size:12.5px;color:rgba(255,255,255,.6);margin-top:6px}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.news-card-link{display:flex;flex-direction:column;height:100%}
.news-thumb{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.news-body h3{font-size:16px;font-weight:700;line-height:1.55}
.news-body p{font-size:13.5px;line-height:1.8;color:var(--ink-2);margin:0;flex:1}
.news-more{font-size:13px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.news-card:hover .news-more{gap:10px}
.empty-note{
 padding:26px;border:1px dashed var(--brand-line);border-radius:var(--radius);
 background:#f8faff;color:var(--muted);font-size:14px;text-align:center;
}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:var(--brand-line);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 52px 18px 22px;position:relative;
 font-size:15px;font-weight:600;color:var(--ink);transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
 content:"";position:absolute;right:22px;top:24px;
 width:9px;height:9px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
 transform:rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);top:26px}
.faq-answer{padding:0 22px 20px;font-size:14px;line-height:1.85;color:var(--ink-2)}

/* ---------- cta ---------- */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(120deg,#123aa8 0%,#1b4fd8 58%,#2a63e8 100%);
 border-radius:18px;padding:46px 42px;color:#fff;
 box-shadow:0 24px 48px rgba(20,38,80,.22);
}
.cta-band::before{
 content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
 background:rgba(255,255,255,.1);
}
.cta-band::after{
 content:"";position:absolute;right:60px;bottom:-120px;width:200px;height:200px;border-radius:50%;
 background:rgba(255,255,255,.07);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px}
.cta-inner h2{font-size:clamp(20px,2.4vw,27px);font-weight:800;color:#fff}
.cta-inner p{margin:10px 0 0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.78);max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{background:#0d1a33;color:rgba(255,255,255,.72);padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:42px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.13)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:15px;font-weight:700}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);margin-bottom:16px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-note{font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);margin-bottom:12px}
.footer-bottom{
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
 padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.48);
}

/* ---------- mobile sticky cta ---------- */
.sticky-cta{display:none}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
 .page-hero-grid{grid-template-columns:1fr;gap:34px}
 .hero-panel{max-width:560px}
 .grid-3,.news-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr);gap:22px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .metric-row{grid-template-columns:repeat(2,1fr);gap:22px}
}
@media screen and (max-width:900px){
 .main-nav{
  position:absolute;top:65px;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:2px;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-lg);padding:10px 16px 14px;
  display:none;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:12px 14px;border-radius:10px}
 .nav-toggle{display:flex}
 .header-actions{margin-left:auto}
 .brand-text small{display:none}
}
@media screen and (max-width:768px){
 .section{padding:52px 0}
 .scene{grid-template-columns:1fr}
 .scene-media{min-height:210px;position:relative}
 .compare{grid-template-columns:1fr}
 .grid-2{grid-template-columns:1fr}
 .cta-band{padding:32px 24px;border-radius:14px}
 .cta-inner{flex-direction:column;align-items:flex-start}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .sticky-cta{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  padding:10px 16px;background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(20,38,80,.12);
  backdrop-filter:blur(8px);
 }
 .sticky-cta span{font-size:13px;font-weight:600;color:var(--ink)}
 body{padding-bottom:64px}
}
@media screen and (max-width:520px){
 .header-inner{gap:12px;height:60px}
 .main-nav{top:61px}
 .brand-text{font-size:14px}
 .grid-3,.news-grid,.quote-grid{grid-template-columns:1fr}
 .steps{grid-template-columns:1fr}
 .hero-stats{grid-template-columns:1fr 1fr}
 .page-hero-inner{padding-top:24px;padding-bottom:46px}
 .hero-actions .btn{flex:1 1 auto}
 .tile,.step,.compare-card{padding:22px 18px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
 --brand:#1b4fd8;
 --brand-dark:#123aa8;
 --brand-soft:#eaf0ff;
 --brand-line:#cddcff;
 --ink:#0f1a2e;
 --ink-2:#35425a;
 --muted:#6b7891;
 --line:#e3e8f2;
 --bg:#f5f7fc;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 8px 24px rgba(20,38,80,.07);
 --shadow-lg:0 18px 40px rgba(20,38,80,.13);
 --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:var(--font);
 font-size:15px;
 line-height:1.78;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0;margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;line-height:1.32;color:var(--ink);font-weight:700}
button{font-family:inherit}
section[id]{scroll-margin-top:82px}
a:focus-visible,button:focus-visible,summary:focus-visible,.btn:focus-visible{
 outline:3px solid rgba(27,79,216,.38);
 outline-offset:2px;
 border-radius:8px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:600;line-height:1.2;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(27,79,216,.28)}
.btn-primary:hover,.btn-primary:active{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px rgba(27,79,216,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.12)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.32);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
/* ---------- tag ---------- */
.tag{
 display:inline-block;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:600;letter-spacing:.2px;
 background:var(--brand-soft);color:var(--brand);
}
.tag-soft{background:#f1f5ff;color:#4a63a0}
.tag-line{background:#fff;border:1px solid var(--brand-line);color:var(--brand)}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:70;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,38,80,.09)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px;position:relative}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);
 color:#fff;font-weight:700;font-size:16px;
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 14px rgba(27,79,216,.32);
}
.brand-text{font-size:15px;font-weight:700;line-height:1.15;letter-spacing:.2px;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:9px 15px;border-radius:999px;font-size:14px;font-weight:500;
 color:var(--ink-2);transition:background .2s,color .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand);color:#fff;box-shadow:0 8px 16px rgba(27,79,216,.26)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
 transition:border-color .2s,background .2s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:.2s}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}
/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:13px 0;font-size:12.5px;color:var(--muted)}
.crumb a{color:var(--ink-2);font-weight:500;transition:color .2s}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#b6c1d6}
.crumb [aria-current]{color:var(--brand);font-weight:600}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:#0d1a33;color:#fff}
.hero-bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/捕鱼大咖能有也行.webp');
 background-size:cover;background-position:center;
 opacity:.30;filter:saturate(.85);
}
.hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(105deg,rgba(9,20,42,.96) 0%,rgba(12,28,58,.90) 46%,rgba(18,44,92,.66) 100%);
}
.hero-grid{
 position:relative;z-index:2;
 display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center;
 padding-top:58px;padding-bottom:58px;
}
.eyebrow{
 display:inline-block;padding:6px 14px;border-radius:999px;
 background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);
 font-size:12px;letter-spacing:1.2px;color:#c6d8ff;margin-bottom:18px;
}
.hero-copy h1{
 font-size:clamp(27px,3.4vw,42px);
 font-weight:800;letter-spacing:-.6px;color:#fff;margin:0;
}
.hero-lead{
 margin-top:18px;max-width:600px;
 font-size:15px;line-height:1.9;color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags .tag{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#cfe0ff}
.hero-figure{margin:0;position:relative}
.hero-figure img{
 width:100%;aspect-ratio:4/3;object-fit:cover;
 border-radius:18px;border:1px solid rgba(255,255,255,.22);
 box-shadow:0 26px 50px rgba(4,12,28,.5);
}
.hero-figure figcaption{
 margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.62);text-align:center;
}
/* ---------- section base ---------- */
.section{padding:70px 0}
.section--white{background:#fff}
.section--tint{background:linear-gradient(180deg,#eff4ff 0%,#f7f9ff 100%)}
.section--tight{padding:38px 0}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--brand);
 text-transform:uppercase;margin-bottom:12px;
}
.section-kicker::before{
 content:"";display:block;width:22px;height:3px;border-radius:3px;background:var(--brand);
}
.section-head.center .section-kicker::after{
 content:"";display:block;width:22px;height:3px;border-radius:3px;background:var(--brand);
}
.section-head h2{
 font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:-.3px;margin-bottom:12px;
}
.section-head p{color:var(--ink-2);font-size:14.5px;line-height:1.85;margin:0}
/* ---------- stat strip ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 20px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.stat-card b{display:block;font-size:26px;font-weight:800;color:var(--brand);letter-spacing:-.5px}
.stat-card span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}
/* ---------- tier cards ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tier-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
 display:flex;flex-direction:column;
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.tier-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.tier-icon{
 width:42px;height:42px;border-radius:12px;background:var(--brand-soft);
 display:flex;align-items:center;justify-content:center;color:var(--brand);
 border:1px solid var(--brand-line);
}
.tier-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tier-card h3{font-size:17px;font-weight:700;margin-bottom:4px}
.tier-rate{font-size:13px;color:var(--brand);font-weight:700;letter-spacing:.3px}
.tier-card p{font-size:14px;color:var(--ink-2);line-height:1.8;margin:12px 0 16px}
.tier-list{margin-top:auto;display:grid;gap:8px}
.tier-list li{
 display:flex;gap:8px;align-items:flex-start;
 font-size:13px;color:var(--ink-2);line-height:1.6;
 padding-top:8px;border-top:1px dashed var(--line);
}
.tier-list li:first-child{border-top:0;padding-top:0}
.tier-list li::before{
 content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);
 flex-shrink:0;margin-top:7px;
}
/* ---------- fish panel ---------- */
.fish-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:38px;align-items:start}
.fish-media{margin:0;position:relative}
.fish-media img{
 width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--radius);
 border:1px solid var(--line);box-shadow:var(--shadow-lg);
}
.fish-media figcaption{
 margin-top:12px;font-size:12.5px;color:var(--muted);
}
.fish-list{display:grid;gap:12px}
.fish-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 18px;display:grid;grid-template-columns:auto 1fr;gap:14px;
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.fish-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brand-line)}
.fish-value{
 width:60px;height:60px;border-radius:12px;background:var(--brand-soft);
 display:flex;flex-direction:column;align-items:center;justify-content:center;
 color:var(--brand);font-weight:800;font-size:14px;line-height:1.1;
 border:1px solid var(--brand-line);flex-shrink:0;
}
.fish-value small{font-size:10px;font-weight:600;color:#5c74ab;letter-spacing:.5px}
.fish-item h3{font-size:15px;margin-bottom:4px}
.fish-item p{font-size:13.5px;color:var(--ink-2);margin:0;line-height:1.75}
.fish-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.fish-meta span{
 font-size:11.5px;padding:2px 9px;border-radius:999px;
 background:#f3f6fd;color:#54648a;border:1px solid #e6ecf8;
}
/* ---------- steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step-card{
 position:relative;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 20px 22px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.step-num{
 width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
 display:flex;align-items:center;justify-content:center;
 font-weight:800;font-size:15px;margin-bottom:14px;
 box-shadow:0 8px 16px rgba(27,79,216,.26);
}
.step-card h3{font-size:15.5px;margin-bottom:8px}
.step-card p{font-size:13.5px;color:var(--ink-2);margin:0;line-height:1.78}
/* ---------- table ---------- */
.table-wrap{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow-x:auto;
}
table.spec-table{width:100%;border-collapse:collapse;min-width:680px;margin:0}
table.spec-table caption{
 text-align:left;padding:18px 22px 0;font-size:13px;color:var(--muted);caption-side:top;
}
table.spec-table thead th{
 background:#f4f7ff;color:var(--ink);
 font-size:12.5px;font-weight:700;letter-spacing:.4px;
 text-align:left;padding:14px 22px;border-bottom:1px solid var(--line);
 white-space:nowrap;
}
table.spec-table tbody td{
 padding:15px 22px;border-bottom:1px solid #edf1f9;
 font-size:13.5px;color:var(--ink-2);vertical-align:middle;
}
table.spec-table tbody tr:last-child td{border-bottom:0}
table.spec-table tbody tr{transition:background .2s}
table.spec-table tbody tr:hover{background:#f8faff}
table.spec-table .cell-strong{color:var(--ink);font-weight:700}
table.spec-table .cell-brand{color:var(--brand);font-weight:700}
/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
 display:flex;flex-direction:column;gap:14px;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.quote-text{font-size:14px;color:var(--ink-2);line-height:1.85;margin:0}
.quote-foot{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.avatar{
 width:34px;height:34px;border-radius:50%;background:var(--brand-soft);
 color:var(--brand);font-weight:700;font-size:13px;
 display:flex;align-items:center;justify-content:center;
 border:1px solid var(--brand-line);flex-shrink:0;
}
.quote-foot b{display:block;font-size:13px;color:var(--ink)}
.quote-foot span{display:block;font-size:11.5px;color:var(--muted)}
/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 margin-bottom:12px;box-shadow:var(--shadow);overflow:hidden;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:var(--brand-line)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-size:19px;font-weight:600;color:var(--brand);
 line-height:1;flex-shrink:0;transition:transform .2s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item[open]{box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.faq-body{padding:0 22px 18px;font-size:14px;color:var(--ink-2);line-height:1.85}
/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;background:#0d1a33;color:#fff}
.cta-band .cta-bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/捕鱼大咖_14_.webp');
 background-size:cover;background-position:center;opacity:.22;
}
.cta-band::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(100deg,rgba(9,20,42,.96) 0%,rgba(14,34,70,.90) 55%,rgba(23,52,104,.72) 100%);
}
.cta-inner{
 position:relative;z-index:2;display:flex;flex-wrap:wrap;
 align-items:center;justify-content:space-between;gap:26px;
 padding:52px 0;
}
.cta-inner h2{font-size:clamp(21px,2.3vw,28px);color:#fff;font-weight:800;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.75);font-size:14.5px;margin:0;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ---------- footer ---------- */
.site-footer{background:#0b1528;color:rgba(255,255,255,.72);padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{
 display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:44px;
 padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:15px;letter-spacing:.2px}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);margin-bottom:16px}
.footer-title{color:#fff;font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.3px}
.footer-links{display:grid;gap:9px}
.footer-links a{
 font-size:13.5px;color:rgba(255,255,255,.66);
 transition:color .2s,transform .2s;display:inline-block;
}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-note{font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);margin-bottom:12px}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
 padding:18px 0;border-top:1px solid rgba(255,255,255,.1);
 font-size:12.5px;color:rgba(255,255,255,.5);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .header-inner{gap:14px}
 .main-nav{
  position:absolute;top:64px;left:0;right:0;margin-left:0;
  flex-direction:column;align-items:stretch;gap:6px;
  padding:12px 20px 18px;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 16px 30px rgba(20,38,80,.12);
  display:none;
 }
 .main-nav.is-open{display:flex}
 .nav-link{border-radius:10px;padding:12px 14px}
 .nav-toggle{display:flex}
 .header-actions{margin-left:auto}
 .brand-text small{display:none}
 .hero-grid{grid-template-columns:1fr;gap:34px;padding-top:46px;padding-bottom:48px}
 .hero-figure{max-width:560px}
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .tier-grid{grid-template-columns:repeat(2,1fr)}
 .fish-layout{grid-template-columns:1fr;gap:28px}
 .step-grid{grid-template-columns:repeat(2,1fr)}
 .quote-grid{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .section{padding:56px 0}
}
@media (max-width:768px){
 .hero-copy h1{font-size:26px}
 .hero-lead{font-size:14px}
 .section{padding:48px 0}
 .tier-grid{grid-template-columns:1fr}
 .quote-grid{grid-template-columns:1fr}
 .step-grid{grid-template-columns:1fr}
 .section-head{margin-bottom:26px}
 .cta-inner{padding:44px 0;flex-direction:column;align-items:flex-start}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .stat-grid{grid-template-columns:1fr 1fr;gap:12px}
 .stat-card{padding:16px}
 .stat-card b{font-size:22px}
 .btn{padding:11px 18px;font-size:13.5px}
 .hero-actions .btn{flex:1 1 auto}
 .fish-item{grid-template-columns:1fr}
 .fish-value{width:100%;height:auto;flex-direction:row;gap:6px;padding:8px 12px;justify-content:flex-start}
 .brand-text{font-size:13.5px}
 .faq-item summary{font-size:14px;padding:15px 16px}
 .faq-body{padding:0 16px 16px}
 table.spec-table thead th,table.spec-table tbody td{padding:12px 14px}
}

/* roulang page: category3 */
:root{
 --brand:#1b4fd8;
 --brand-dark:#123aa8;
 --brand-soft:#eaf0ff;
 --brand-line:#cddcff;
 --ink:#0f1a2e;
 --ink-2:#35425a;
 --muted:#6b7891;
 --line:#e3e8f2;
 --bg:#f5f7fc;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 8px 24px rgba(20,38,80,.07);
 --shadow-lg:0 18px 40px rgba(20,38,80,.13);
 --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;font-family:var(--font);font-size:15px;line-height:1.78;
 color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.3px;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
section[id],div[id]{scroll-margin-top:84px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
 outline:3px solid rgba(27,79,216,.38);outline-offset:2px;border-radius:8px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:600;line-height:1.2;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(27,79,216,.28)}
.btn-primary:hover,.btn-primary:active{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px rgba(27,79,216,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px rgba(27,79,216,.12)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.34);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%}
/* ---------- tags ---------- */
.tag{
 display:inline-block;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:600;letter-spacing:.2px;
 background:var(--brand-soft);color:var(--brand);
}
.tag-soft{background:#f1f5ff;color:#4a63a0}
.tag-line{background:#fff;border:1px solid var(--brand-line);color:var(--brand)}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:70;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,38,80,.09)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px;position:relative}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);
 color:#fff;font-weight:700;font-size:16px;
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 14px rgba(27,79,216,.32);
}
.brand-text{font-size:15px;font-weight:700;line-height:1.15;letter-spacing:.2px;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:9px 15px;border-radius:999px;font-size:14px;font-weight:500;
 color:var(--ink-2);transition:background .2s,color .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand);color:#fff;box-shadow:0 8px 16px rgba(27,79,216,.26)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
 transition:border-color .2s,background .2s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:.2s}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}
/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;background:#0d1a33;color:#fff}
.hero-bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/捕鱼大咖官网地址下载-捕鱼大咖官网最新下载v1.9.0.webp');
 background-size:cover;background-position:center;
 opacity:.32;filter:saturate(.85);
}
.page-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(105deg,rgba(9,20,42,.96) 0%,rgba(12,28,58,.90) 46%,rgba(18,44,92,.64) 100%);
}
.hero-inner{
 position:relative;z-index:2;
 display:grid;grid-template-columns:1.12fr .88fr;gap:50px;align-items:center;
 padding:62px 0 56px;
}
.eyebrow{
 display:inline-block;padding:6px 14px;border-radius:999px;
 background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);
 font-size:12px;letter-spacing:1.2px;color:#c6d8ff;margin-bottom:18px;
}
.hero-copy h1{font-size:clamp(27px,3.4vw,42px);font-weight:800;letter-spacing:-.6px;color:#fff}
.hero-lead{margin-top:18px;max-width:600px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.78)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags .tag{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#cfe0ff}
.hero-panel{
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.18);
 border-radius:18px;padding:22px;
 backdrop-filter:blur(8px);
 box-shadow:0 20px 40px rgba(0,0,0,.22);
}
.hero-panel h2{font-size:14px;font-weight:600;color:#dbe6ff;letter-spacing:.6px;margin-bottom:14px}
.panel-rows{display:grid;gap:10px}
.panel-row{
 display:flex;justify-content:space-between;align-items:center;gap:12px;
 padding:11px 14px;border-radius:10px;
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
 font-size:13px;color:rgba(255,255,255,.76);
 transition:background .2s,border-color .2s;
}
.panel-row:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.28)}
.panel-row strong{color:#fff;font-size:14px;font-weight:700;white-space:nowrap}
.panel-foot{
 margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.16);
 font-size:12px;color:rgba(255,255,255,.56);line-height:1.7;
}
/* ---------- version strip ---------- */
.version-strip{
 position:relative;z-index:2;
 background:rgba(7,16,34,.62);
 border-top:1px solid rgba(255,255,255,.14);
 backdrop-filter:blur(6px);
}
.strip-inner{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 20px}
.strip-label{font-size:12px;letter-spacing:1.4px;color:rgba(255,255,255,.5);margin-right:4px}
.strip-link{
 display:inline-flex;align-items:center;gap:6px;
 padding:7px 15px;border-radius:999px;font-size:13px;font-weight:500;
 color:rgba(255,255,255,.82);
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 transition:background .2s,color .2s,transform .2s,border-color .2s;
}
.strip-link:hover{background:rgba(255,255,255,.2);color:#fff;border-color:rgba(255,255,255,.4);transform:translateY(-2px)}
/* ---------- section ---------- */
.section{padding:70px 0}
.section--white{background:#fff}
.section--tint{background:linear-gradient(180deg,#eff4ff 0%,#f7f9ff 100%)}
.section--line{border-top:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--brand);
 text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand)}
.section-head h2{font-size:clamp(21px,2.3vw,29px);font-weight:800;color:var(--ink)}
.section-head p{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.85}
.section--tint .section-head p,.section--white .section-head p{color:var(--muted)}
/* ---------- stats ---------- */
.stat-band{background:#fff;border-bottom:1px solid var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:30px 0}
.stat-cell{
 padding:18px 20px;border-radius:var(--radius);
 background:linear-gradient(180deg,#f8faff,#fff);
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat-cell:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.stat-cell strong{display:block;font-size:26px;font-weight:800;color:var(--brand);letter-spacing:-.5px}
.stat-cell span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
/* ---------- generic grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
/* ---------- cards ---------- */
.card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:24px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.card-icon{
 width:42px;height:42px;border-radius:12px;
 background:var(--brand-soft);color:var(--brand);
 display:flex;align-items:center;justify-content:center;
 margin-bottom:16px;
}
.card-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:9px}
.card p{font-size:14px;color:var(--ink-2);line-height:1.8}
.card .card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
/* ---------- version cards ---------- */
.ver-card{
 position:relative;overflow:hidden;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:26px 24px 22px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.ver-card::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:linear-gradient(90deg,#2a63e8,#7ba3ff)}
.ver-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.ver-card .ver-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.ver-card h3{font-size:17px;font-weight:700}
.ver-card .ver-desc{font-size:14px;color:var(--ink-2);line-height:1.8;min-height:76px}
.ver-meta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.ver-meta div{font-size:12.5px;color:var(--muted)}
.ver-meta strong{display:block;font-size:14px;color:var(--ink);font-weight:700;margin-top:2px}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
 position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px 22px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.step::before{
 counter-increment:step;content:counter(step,decimal-leading-zero);
 display:block;font-size:13px;font-weight:800;letter-spacing:1.2px;color:var(--brand);
 margin-bottom:12px;
}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-2);line-height:1.8}
/* ---------- device list ---------- */
.device-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.device-list{display:grid;gap:14px}
.device-item{
 display:flex;gap:14px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 18px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.device-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.device-dot{
 flex-shrink:0;width:10px;height:10px;border-radius:50%;margin-top:8px;
 background:var(--brand);box-shadow:0 0 0 4px rgba(27,79,216,.12);
}
.device-item h4{font-size:14.5px;margin-bottom:4px}
.device-item p{font-size:13.5px;color:var(--ink-2);line-height:1.75}
.device-figure{
 border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow-lg);background:#fff;
}
.device-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.device-figure figcaption{
 padding:14px 18px;font-size:13px;color:var(--muted);line-height:1.75;
 border-top:1px solid var(--line);background:#fbfcff;
}
/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.check-item{
 display:flex;gap:12px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 18px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.check-mark{
 flex-shrink:0;width:22px;height:22px;border-radius:7px;
 background:var(--brand-soft);color:var(--brand);
 display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;
}
.check-item span{font-size:13.8px;color:var(--ink-2);line-height:1.7}
/* ---------- quotes ---------- */
.quote-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.quote-card p{font-size:14.2px;color:var(--ink-2);line-height:1.85}
.quote-user{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
 width:36px;height:36px;border-radius:50%;
 background:linear-gradient(135deg,#2a63e8,#1b4fd8);color:#fff;
 display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.quote-user strong{display:block;font-size:13.5px;color:var(--ink)}
.quote-user span{display:block;font-size:12px;color:var(--muted)}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;gap:10px;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-line)}
.news-card h3{font-size:15.5px;line-height:1.55;color:var(--ink)}
.news-card:hover h3{color:var(--brand)}
.news-card p{font-size:13.5px;color:var(--muted);line-height:1.8}
.news-meta{font-size:12px;color:#8b97ad;letter-spacing:.4px;margin-top:auto}
.news-empty{
 padding:26px;border-radius:var(--radius);border:1px dashed var(--line);
 background:#fbfcff;color:var(--muted);font-size:14px;text-align:center;
}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 box-shadow:var(--shadow);overflow:hidden;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:var(--brand-line);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex-shrink:0;font-size:19px;font-weight:600;color:var(--brand);
 transition:transform .2s;
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 22px 20px;font-size:14px;color:var(--ink-2);line-height:1.85}
/* ---------- cta band ---------- */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(120deg,#12307a 0%,#1b4fd8 58%,#2f6cf0 100%);
 color:#fff;border-radius:18px;padding:44px 46px;
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
 box-shadow:0 24px 48px rgba(20,38,80,.24);
}
.cta-band::after{
 content:"";position:absolute;right:-60px;top:-70px;width:260px;height:260px;border-radius:50%;
 background:rgba(255,255,255,.09);
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;color:#fff;position:relative;z-index:2}
.cta-band p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.82);max-width:620px;line-height:1.8;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}
/* ---------- breadcrumb ---------- */
.crumb{background:#fff;border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:13px 0;font-size:13px;color:var(--muted)}
.crumb-inner a{color:var(--ink-2);transition:color .2s}
.crumb-inner a:hover{color:var(--brand)}
.crumb-inner .sep{color:#c3ccdc}
.crumb-inner .current{color:var(--brand);font-weight:600}
/* ---------- footer ---------- */
.site-footer{background:#0d1a33;color:rgba(255,255,255,.72);padding:58px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:44px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px;color:#fff;font-weight:700}
.footer-desc{font-size:13.6px;line-height:1.85;color:rgba(255,255,255,.62);margin-bottom:18px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:grid;gap:10px}
.footer-links li a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color .2s,padding-left .2s}
.footer-links li a:hover{color:#fff;padding-left:4px}
.footer-note{font-size:13px;line-height:1.9;color:rgba(255,255,255,.55);margin-bottom:12px}
.footer-bottom{
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
 padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
 font-size:12.5px;color:rgba(255,255,255,.48);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:34px;padding:52px 0 46px}
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .check-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .device-wrap{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:920px){
 .main-nav{
  position:absolute;top:64px;left:0;right:0;
  display:none;flex-direction:column;align-items:stretch;gap:4px;
  background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  box-shadow:0 18px 34px rgba(20,38,80,.14);
  padding:12px 16px 16px;margin-left:0;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:12px 16px;border-radius:10px;font-size:14.5px}
 .nav-toggle{display:flex}
 .header-actions .btn{display:none}
 .header-inner{gap:14px}
}
@media (max-width:768px){
 .section{padding:52px 0}
 .grid-3,.grid-2,.grid-4{grid-template-columns:1fr}
 .steps{grid-template-columns:1fr}
 .check-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .stat-grid{grid-template-columns:1fr 1fr;gap:12px;padding:24px 0}
 .stat-cell{padding:15px 16px}
 .stat-cell strong{font-size:22px}
 .cta-band{padding:32px 26px;border-radius:14px}
 .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:32px}
 .ver-card .ver-desc{min-height:0}
 .hero-actions .btn{flex:1 1 auto}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .hero-copy h1{font-size:25px}
 .hero-lead{font-size:14px}
 .brand-text{font-size:14px}
 .brand-text small{font-size:10px}
 .tag{font-size:11.5px}
 .btn{padding:11px 18px;font-size:13.5px}
 .ver-meta{grid-template-columns:1fr}
 .crumb-inner{font-size:12px}
}