/* roulang page: index */
:root{
  --bg:#050a16;
  --bg-soft:#081126;
  --bg-deep:#030713;
  --panel:rgba(18,30,58,.62);
  --panel-solid:#0d1830;
  --panel-2:rgba(12,22,44,.92);
  --line:rgba(104,160,255,.16);
  --line-strong:rgba(108,182,255,.44);
  --text:#e9f0ff;
  --muted:#93a5c8;
  --muted-2:#6f81a6;
  --brand:#2ea8ff;
  --brand-2:#7a5cff;
  --accent:#38e1c5;
  --warn:#ffb648;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 18px 42px -24px rgba(3,12,34,.95);
  --shadow-hover:0 28px 54px -22px rgba(12,64,150,.92);
  --glow:0 0 0 1px rgba(70,150,255,.26), 0 14px 36px -14px rgba(46,168,255,.6);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 82% -8%, rgba(58,110,255,.22), transparent 62%),
    radial-gradient(900px 520px at 6% 4%, rgba(46,168,255,.14), transparent 60%),
    radial-gradient(800px 600px at 50% 108%, rgba(122,92,255,.16), transparent 62%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(5,10,22,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
  box-shadow:0 16px 34px -22px rgba(0,0,0,.95);
  background:rgba(5,10,22,.94);
}
.header-inner{
  height:64px;
  display:flex;
  align-items:center;
  gap:20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  border-radius:11px;
  background:linear-gradient(145deg,rgba(46,168,255,.95),rgba(122,92,255,.95));
  box-shadow:0 0 18px rgba(64,160,255,.55);
  flex-shrink:0;
}
.brand-mark svg{width:19px;height:19px;stroke:#03101f;stroke-width:2;fill:none;}
.brand-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:.4px;
  white-space:nowrap;
  background:linear-gradient(92deg,#ffffff,#a8d6ff 62%,#c3b6ff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:8px 14px;
  font-size:14.5px;
  font-weight:600;
  color:var(--muted);
  border-radius:9px;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:#ffffff;background:rgba(70,140,255,.14);}
.nav-link.active{color:#ffffff;background:rgba(64,150,255,.18);}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  box-shadow:0 0 10px rgba(62,160,255,.9);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.menu-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(20,34,62,.7);
  align-items:center;
  justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none;}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(7,14,30,.98);
  padding:8px 22px 16px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:12px 6px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border-bottom:1px solid rgba(104,160,255,.1);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:#ffffff;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:10px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-primary{
  background:linear-gradient(96deg,#2ea8ff,#6a63ff);
  color:#04101f;
  box-shadow:0 10px 26px -12px rgba(46,168,255,.95),0 0 0 1px rgba(120,190,255,.35) inset;
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 34px -12px rgba(64,150,255,1),0 0 0 1px rgba(160,215,255,.5) inset;
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(24,40,74,.55);
  border-color:var(--line-strong);
  color:#dbe8ff;
  box-shadow:0 0 0 0 rgba(46,168,255,0);
}
.btn-ghost:hover{
  transform:translateY(-2px);
  border-color:rgba(120,190,255,.75);
  color:#ffffff;
  box-shadow:0 12px 26px -16px rgba(46,168,255,.9);
}
.btn-block{width:100%;}

/* ---------- Chips / tags ---------- */
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  font-size:12.5px;
  font-weight:600;
  color:#a9c9f6;
  border-radius:999px;
  border:1px solid rgba(104,160,255,.28);
  background:rgba(30,54,98,.5);
}
.chip-accent{color:#8af0dc;border-color:rgba(56,225,197,.36);background:rgba(20,66,66,.42);}
.tag{
  display:inline-block;
  padding:3px 10px;
  font-size:12px;
  font-weight:600;
  border-radius:6px;
  color:#9fc6f4;
  background:rgba(48,88,158,.34);
  border:1px solid rgba(104,160,255,.18);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:2px;
  color:#7fc4ff;
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--brand),transparent);
}

/* ---------- Sections ---------- */
.section{
  padding:74px 0;
  position:relative;
}
.section--tight{padding:52px 0;}
.section--alt{
  background:linear-gradient(180deg,rgba(9,18,38,0),rgba(9,18,38,.92) 18%,rgba(9,18,38,.92) 82%,rgba(9,18,38,0));
  border-top:1px solid rgba(104,160,255,.08);
  border-bottom:1px solid rgba(104,160,255,.08);
}
.section-head{
  max-width:760px;
  margin-bottom:34px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{
  font-size:30px;
  line-height:1.35;
  font-weight:800;
  letter-spacing:.3px;
  margin:12px 0 12px;
}
.section-title .hl{
  background:linear-gradient(92deg,#6fd0ff,#9f8dff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.section-desc{
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:58px 0 64px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/捕鱼大咖官服娱乐_出分_需要滴滴.webp');
  background-size:cover;
  background-position:center 32%;
  opacity:.26;
  filter:saturate(.9) brightness(.62);
  z-index:0;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(5,10,22,.55) 0%,rgba(5,10,22,.86) 58%,var(--bg) 100%),
    radial-gradient(700px 420px at 78% 18%, rgba(60,120,255,.28), transparent 70%);
  z-index:1;
}
.hero-inner{position:relative;z-index:2;}
.hero-grid{
  display:grid;
  grid-template-columns:1.35fr .85fr;
  gap:36px;
  align-items:start;
}
.hero-title{
  font-size:42px;
  line-height:1.25;
  font-weight:900;
  letter-spacing:.6px;
  margin:16px 0 18px;
  text-shadow:0 12px 40px rgba(4,16,44,.9);
}
.hero-title span{
  background:linear-gradient(94deg,#6fd0ff,#a08dff 70%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  font-size:15.5px;
  color:#c2d2ee;
  line-height:1.9;
  max-width:640px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  padding-top:24px;
  border-top:1px solid rgba(104,160,255,.16);
}
.hero-fact{min-width:120px;}
.hero-fact b{
  display:block;
  font-size:24px;
  font-weight:800;
  color:#7fd0ff;
  letter-spacing:.5px;
  line-height:1.3;
}
.hero-fact span{font-size:12.5px;color:var(--muted-2);}
.hero-panel{
  position:relative;
  padding:26px 24px;
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(30,52,96,.72),rgba(10,20,42,.86));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow),0 0 46px -22px rgba(70,150,255,.8) inset;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.hero-panel h2{
  font-size:17px;
  font-weight:800;
  letter-spacing:.4px;
  margin-bottom:6px;
}
.hero-panel .panel-sub{
  font-size:13px;
  color:var(--muted-2);
  margin-bottom:18px;
}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:11px 0;
  border-bottom:1px dashed rgba(104,160,255,.14);
  font-size:14px;
  color:#cfdcf3;
}
.check-list li:last-child{border-bottom:0;}
.check-icon{
  flex-shrink:0;
  width:20px;
  height:20px;
  border-radius:50%;
  display:grid;
  place-items:center;
  margin-top:2px;
  background:linear-gradient(140deg,rgba(56,225,197,.28),rgba(46,168,255,.22));
  border:1px solid rgba(56,225,197,.5);
}
.check-icon svg{width:11px;height:11px;stroke:#6ff0d8;stroke-width:2.6;fill:none;}
.hero-panel .btn{margin-top:20px;}

/* ---------- Stats band ---------- */
.stat-band{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:rgba(104,160,255,.14);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.stat-cell{
  padding:24px 22px;
  background:linear-gradient(180deg,rgba(14,26,50,.94),rgba(9,17,34,.94));
  transition:background .25s ease;
}
.stat-cell:hover{background:linear-gradient(180deg,rgba(22,42,80,.96),rgba(12,24,46,.96));}
.stat-cell b{
  display:block;
  font-size:27px;
  font-weight:900;
  letter-spacing:.6px;
  background:linear-gradient(92deg,#7fd0ff,#a08dff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-cell span{font-size:13px;color:var(--muted-2);}

/* ---------- Countdown ---------- */
.countdown-wrap{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  align-items:center;
  padding:34px 32px;
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(24,44,86,.8),rgba(8,16,34,.9));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow),0 0 60px -30px rgba(80,140,255,.9) inset;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.countdown-wrap h2{font-size:24px;font-weight:800;margin-bottom:10px;}
.countdown-wrap p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.clock{
  display:flex;
  align-items:center;
  gap:12px;
  justify-content:flex-end;
}
.clock-unit{
  min-width:84px;
  padding:16px 10px;
  text-align:center;
  border-radius:12px;
  background:rgba(10,22,46,.9);
  border:1px solid rgba(104,180,255,.3);
  box-shadow:0 0 26px -14px rgba(70,160,255,.95) inset;
}
.clock-unit b{
  display:block;
  font-size:30px;
  font-weight:900;
  line-height:1.1;
  color:#7fd0ff;
  letter-spacing:1px;
  font-variant-numeric:tabular-nums;
}
.clock-unit span{font-size:12px;color:var(--muted-2);}
.clock-sep{font-size:26px;font-weight:800;color:rgba(120,180,255,.5);}

/* ---------- Cards ---------- */
.card{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:22px 20px;
  border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(22,38,70,.66),rgba(9,18,38,.86));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  overflow:hidden;
}
.card::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(120,190,255,.55),transparent);
  opacity:0;
  transition:opacity .22s ease;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--line-strong);
}
.card:hover::before{opacity:1;}
.card-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  margin-bottom:14px;
  background:linear-gradient(145deg,rgba(46,168,255,.22),rgba(122,92,255,.2));
  border:1px solid rgba(104,180,255,.3);
}
.card-icon svg{width:20px;height:20px;stroke:#8ed3ff;stroke-width:1.8;fill:none;}
.card h3{
  font-size:17px;
  font-weight:800;
  line-height:1.5;
  margin-bottom:8px;
  letter-spacing:.2px;
}
.card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:14px;
}
.card .card-foot{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;}
.card-media{
  position:relative;
  margin:-22px -20px 16px;
  aspect-ratio:16/9;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
  filter:saturate(.95) brightness(.86);
}
.card:hover .card-media img{transform:scale(1.06);}

/* ---------- Benefits ---------- */
.benefit{
  display:flex;
  gap:14px;
  padding:20px 18px;
  border-radius:var(--radius);
  background:rgba(14,26,50,.62);
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.benefit:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.benefit-ix{
  flex-shrink:0;
  width:38px;
  height:38px;
  border-radius:10px;
  display:grid;
  place-items:center;
  font-size:15px;
  font-weight:900;
  color:#04101f;
  background:linear-gradient(140deg,#5fc8ff,#7a7bff);
  box-shadow:0 8px 20px -12px rgba(70,160,255,.95);
}
.benefit h4{font-size:15.5px;font-weight:800;margin-bottom:5px;}
.benefit p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- Steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:24px 20px 20px;
  border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(20,36,68,.72),rgba(9,17,36,.9));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  font-size:15px;
  font-weight:900;
  color:#04101f;
  background:linear-gradient(140deg,#54c6ff,#8b7bff);
  margin-bottom:14px;
}
.step h4{font-size:16px;font-weight:800;margin-bottom:7px;}
.step p{font-size:13.8px;color:var(--muted);line-height:1.75;}

/* ---------- Rewards ---------- */
.reward-list{display:grid;gap:14px;}
.reward{
  padding:18px 20px;
  border-radius:var(--radius);
  background:rgba(13,24,48,.72);
  border:1px solid var(--line);
}
.reward-top{display:flex;justify-content:space-between;align-items:baseline;gap:14px;margin-bottom:10px;}
.reward-top h4{font-size:15.5px;font-weight:800;}
.reward-top span{font-size:12.5px;color:#7fc4ff;font-weight:700;}
.bar{
  height:8px;
  border-radius:999px;
  background:rgba(104,160,255,.14);
  overflow:hidden;
}
.bar i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(92deg,#2ea8ff,#7a5cff);
  box-shadow:0 0 14px rgba(70,160,255,.8);
}
.reward p{font-size:13px;color:var(--muted-2);margin-top:9px;}

/* ---------- Scenario matrix ---------- */
.matrix{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.matrix-item{
  display:flex;
  gap:16px;
  padding:20px;
  border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(20,38,72,.7),rgba(9,17,36,.88));
  border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.matrix-item:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.matrix-item .m-icon{
  flex-shrink:0;
  width:44px;
  height:44px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:rgba(46,168,255,.16);
  border:1px solid rgba(104,180,255,.28);
}
.matrix-item .m-icon svg{width:20px;height:20px;stroke:#8ed3ff;stroke-width:1.8;fill:none;}
.matrix-item h4{font-size:15.5px;font-weight:800;margin-bottom:5px;}
.matrix-item p{font-size:13.6px;color:var(--muted);line-height:1.75;}

/* ---------- Category entry ---------- */
.cat-wall{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.cat-card{
  position:relative;
  display:block;
  padding:28px 24px;
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(26,46,88,.78),rgba(8,16,34,.92));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  overflow:hidden;
}
.cat-card::after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:140px;
  height:140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(90,150,255,.26),transparent 68%);
}
.cat-card:hover{
  transform:translateY(-5px);
  border-color:rgba(140,200,255,.7);
  box-shadow:0 30px 56px -24px rgba(30,110,220,.95);
}
.cat-card h3{font-size:19px;font-weight:800;margin:10px 0 8px;}
.cat-card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin-bottom:16px;}
.cat-card .cat-go{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13.5px;
  font-weight:700;
  color:#7fd0ff;
}
.cat-card .cat-go svg{width:14px;height:14px;stroke:#7fd0ff;stroke-width:2;fill:none;transition:transform .2s ease;}
.cat-card:hover .cat-go svg{transform:translateX(4px);}

/* ---------- News ---------- */
.news-layout{
  display:grid;
  grid-template-columns:1.5fr .8fr;
  gap:26px;
  align-items:start;
}
.news-list{display:grid;gap:14px;}
.news-item{
  display:block;
  padding:20px 22px;
  border-radius:var(--radius);
  background:rgba(13,24,48,.68);
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.news-item:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  background:rgba(19,34,64,.82);
  box-shadow:var(--shadow-hover);
}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:8px;}
.news-item h3{font-size:16.5px;font-weight:800;line-height:1.55;margin-bottom:6px;}
.news-item p{font-size:13.6px;color:var(--muted);line-height:1.75;}
.news-side{
  padding:22px 20px;
  border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(24,42,80,.72),rgba(9,17,36,.92));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.news-side h3{
  font-size:16px;
  font-weight:800;
  padding-bottom:12px;
  margin-bottom:12px;
  border-bottom:1px solid rgba(104,160,255,.16);
}
.side-item{
  display:block;
  padding:11px 0;
  border-bottom:1px dashed rgba(104,160,255,.13);
  transition:transform .2s ease;
}
.side-item:last-child{border-bottom:0;}
.side-item:hover{transform:translateX(3px);}
.side-item strong{
  display:block;
  font-size:14px;
  font-weight:700;
  line-height:1.6;
  color:#dbe8ff;
}
.side-item span{font-size:12px;color:var(--muted-2);}
.empty-tip{
  padding:26px 22px;
  border-radius:var(--radius);
  border:1px dashed rgba(104,160,255,.3);
  color:var(--muted);
  font-size:14px;
  text-align:center;
}

/* ---------- Testimonials ---------- */
.quote-card{
  position:relative;
  padding:24px 22px;
  border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(22,40,76,.7),rgba(9,17,36,.9));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.quote-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.quote-card p{font-size:14.2px;color:#cfdcf3;line-height:1.85;margin-bottom:16px;}
.quote-user{display:flex;align-items:center;gap:10px;}
.avatar{
  width:36px;
  height:36px;
  border-radius:50%;
  display:grid;
  place-items:center;
  font-size:14px;
  font-weight:800;
  color:#04101f;
  background:linear-gradient(140deg,#5fc8ff,#8b7bff);
  flex-shrink:0;
}
.quote-user b{display:block;font-size:13.5px;font-weight:700;}
.quote-user span{font-size:12px;color:var(--muted-2);}

/* ---------- Trust ---------- */
.trust-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.trust-item{
  display:flex;
  gap:12px;
  padding:18px 18px;
  border-radius:var(--radius-sm);
  background:rgba(13,24,48,.6);
  border:1px solid var(--line);
  transition:border-color .2s ease,background .2s ease;
}
.trust-item:hover{border-color:var(--line-strong);background:rgba(19,34,64,.78);}
.trust-item svg{width:20px;height:20px;flex-shrink:0;margin-top:3px;stroke:#5fd3c4;stroke-width:1.8;fill:none;}
.trust-item b{display:block;font-size:14.5px;font-weight:800;margin-bottom:4px;}
.trust-item span{font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- Timeline ---------- */
.timeline{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  padding-top:8px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:16px;
  height:1px;
  background:linear-gradient(90deg,rgba(70,150,255,0),rgba(70,150,255,.5),rgba(122,92,255,.5),rgba(70,150,255,0));
}
.tl-item{position:relative;padding-top:34px;}
.tl-dot{
  position:absolute;
  left:0;
  top:8px;
  width:15px;
  height:15px;
  border-radius:50%;
  background:linear-gradient(140deg,#54c6ff,#8b7bff);
  box-shadow:0 0 0 4px rgba(9,20,42,.95),0 0 18px rgba(84,198,255,.85);
}
.tl-item h4{font-size:15.5px;font-weight:800;margin-bottom:6px;}
.tl-item p{font-size:13.4px;color:var(--muted);line-height:1.72;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  border-radius:var(--radius);
  background:rgba(13,24,48,.66);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(19,34,64,.8);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 52px 18px 22px;
  font-size:15.5px;
  font-weight:700;
  position:relative;
  color:#e5eefc;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";
  position:absolute;
  right:22px;
  top:50%;
  width:9px;
  height:9px;
  border-right:2px solid #7fc4ff;
  border-bottom:2px solid #7fc4ff;
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-answer{
  padding:0 22px 20px;
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
}

/* ---------- Form ---------- */
.join-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
  padding:36px 34px;
  border-radius:var(--radius-lg);
  background:linear-gradient(140deg,rgba(26,48,92,.8),rgba(8,16,34,.94));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow),0 0 70px -34px rgba(90,150,255,.95) inset;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.join-copy h2{font-size:26px;font-weight:800;line-height:1.4;margin-bottom:12px;}
.join-copy p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-bottom:18px;}
.join-copy .check-list li span{font-size:13.8px;color:#c8d6ef;}
.form-grid{display:grid;gap:14px;}
.field label{
  display:block;
  font-size:13px;
  font-weight:700;
  color:#b9c9e6;
  margin-bottom:7px;
}
.field input,
.field select,
.field textarea{
  width:100%;
  min-height:44px;
  padding:11px 14px;
  border-radius:10px;
  background:rgba(8,18,38,.9);
  border:1px solid rgba(104,160,255,.26);
  color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:88px;resize:vertical;}
.field input::placeholder,
.field textarea::placeholder{color:#6b7c9e;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:rgba(110,200,255,.85);
  box-shadow:0 0 0 3px rgba(46,168,255,.18);
  background:rgba(11,24,48,.95);
}
.form-note{
  font-size:13px;
  color:#7ee3cf;
  min-height:20px;
  line-height:1.7;
}
.form-tip{font-size:12.5px;color:var(--muted-2);}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:24px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(7,14,30,.6),rgba(4,9,20,.98));
  padding:52px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr 1fr;
  gap:32px;
  padding-bottom:34px;
  border-bottom:1px solid rgba(104,160,255,.12);
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.85;max-width:330px;}
.footer-col h4{
  font-size:14px;
  font-weight:800;
  margin-bottom:14px;
  color:#dbe8ff;
  letter-spacing:.4px;
}
.footer-col a,
.footer-col li{
  display:block;
  font-size:13.5px;
  color:var(--muted);
  padding:5px 0;
  line-height:1.75;
}
.footer-col a:hover{color:#7fd0ff;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  padding-top:22px;
  font-size:12.5px;
  color:var(--muted-2);
}
.footer-bottom .disclaimer{max-width:720px;line-height:1.8;}

/* ---------- Mobile tabs ---------- */
.mobile-tabs{
  display:none;
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:95;
  height:62px;
  padding:0 6px calc(0px + env(safe-area-inset-bottom,0px));
  background:rgba(6,12,26,.96);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-top:1px solid rgba(104,160,255,.2);
  box-shadow:0 -14px 30px -22px rgba(0,0,0,.95);
}
.mobile-tabs ul{display:flex;height:62px;}
.mobile-tabs li{flex:1;}
.mobile-tabs a{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  height:100%;
  font-size:11.5px;
  font-weight:600;
  color:var(--muted-2);
  transition:color .2s ease;
}
.mobile-tabs a svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.8;fill:none;}
.mobile-tabs a.active{color:#7fd0ff;}
.mobile-tabs a.active svg{filter:drop-shadow(0 0 8px rgba(80,180,255,.9));}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:26px;}
  .hero-title{font-size:34px;}
  .countdown-wrap{grid-template-columns:1fr;gap:20px;}
  .clock{justify-content:flex-start;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .timeline::before{display:none;}
  .tl-item{padding-top:0;padding-left:26px;}
  .tl-dot{left:0;top:6px;}
  .news-layout{grid-template-columns:1fr;}
  .cat-wall{grid-template-columns:1fr 1fr;}
  .stat-band{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .join-wrap{grid-template-columns:1fr;padding:28px 24px;}
  .trust-grid{grid-template-columns:1fr 1fr;}
  .section{padding:60px 0;}
}
@media (max-width:860px){
  .nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn{display:none;}
}
@media (max-width:768px){
  body{padding-bottom:72px;}
  .mobile-tabs{display:block;}
  .hero{padding:42px 0 48px;}
  .hero-title{font-size:28px;}
  .hero-lead{font-size:14.5px;}
  .section{padding:48px 0;}
  .section-title{font-size:24px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .matrix{grid-template-columns:1fr;}
  .cat-wall{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:24px;}
  .footer-brand p{max-width:none;}
  .clock-unit{min-width:72px;padding:13px 8px;}
  .clock-unit b{font-size:24px;}
  .section-head{margin-bottom:26px;}
  .countdown-wrap{padding:24px 20px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-title{font-size:24px;line-height:1.35;}
  .hero-facts{gap:10px;}
  .hero-fact{min-width:96px;}
  .hero-fact b{font-size:20px;}
  .hero-actions .btn{width:100%;}
  .clock{gap:8px;}
  .clock-unit{flex:1;min-width:0;}
  .clock-unit b{font-size:21px;}
  .steps{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr 1fr;}
  .stat-cell{padding:18px 16px;}
  .stat-cell b{font-size:22px;}
  .section-title{font-size:21px;}
  .join-wrap{padding:22px 18px;}
  .join-copy h2{font-size:21px;}
  .brand-text{font-size:15px;}
}

/* roulang page: article */
:root{
 --bg:#050a16;
 --bg-soft:#081126;
 --bg-deep:#030713;
 --panel:rgba(18,30,58,.62);
 --panel-solid:#0d1830;
 --panel-2:rgba(12,22,44,.92);
 --line:rgba(104,160,255,.16);
 --line-strong:rgba(108,182,255,.44);
 --text:#e9f0ff;
 --muted:#93a5c8;
 --muted-2:#6f81a6;
 --brand:#2ea8ff;
 --brand-2:#7a5cff;
 --accent:#38e1c5;
 --warn:#ffb648;
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --shadow:0 18px 42px -24px rgba(3,12,34,.95);
 --shadow-hover:0 28px 54px -22px rgba(12,64,150,.92);
 --glow:0 0 0 1px rgba(70,150,255,.26), 0 14px 36px -14px rgba(46,168,255,.6);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 padding:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
 font-size:15px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(1100px 620px at 82% -8%, rgba(58,110,255,.22), transparent 62%),
 radial-gradient(900px 520px at 6% 4%, rgba(46,168,255,.14), transparent 60%),
 radial-gradient(800px 600px at 50% 108%, rgba(122,92,255,.16), transparent 62%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
::selection{background:rgba(46,168,255,.35);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}
.narrow{max-width:880px;margin:0 auto;}
/* ---------- Header ---------- */
.site-header{
 position:sticky;
 top:0;
 z-index:90;
 background:rgba(5,10,22,.82);
 backdrop-filter:blur(16px);
 -webkit-backdrop-filter:blur(16px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
 box-shadow:0 16px 34px -22px rgba(0,0,0,.95);
 background:rgba(5,10,22,.94);
}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
 width:34px;height:34px;display:grid;place-items:center;border-radius:11px;
 background:linear-gradient(145deg,rgba(46,168,255,.95),rgba(122,92,255,.95));
 box-shadow:0 0 18px rgba(64,160,255,.55);flex-shrink:0;
}
.brand-mark svg{width:19px;height:19px;stroke:#03101f;stroke-width:2;fill:none;}
.brand-text{
 font-size:17px;font-weight:800;letter-spacing:.4px;white-space:nowrap;
 background:linear-gradient(92deg,#ffffff,#a8d6ff 62%,#c3b6ff);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
 position:relative;padding:8px 14px;font-size:14.5px;font-weight:600;color:var(--muted);
 border-radius:9px;transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-link:hover{color:#ffffff;background:rgba(70,140,255,.14);}
.nav-link.active{color:#ffffff;background:rgba(64,150,255,.18);}
.nav-link.active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--brand),var(--brand-2));box-shadow:0 0 10px rgba(62,160,255,.9);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.menu-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:rgba(20,34,62,.7);align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none;}
.mobile-drawer{
 display:none;border-top:1px solid var(--line);background:rgba(7,14,30,.98);padding:8px 22px 16px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
 display:block;padding:12px 6px;font-size:15px;font-weight:600;color:var(--muted);
 border-bottom:1px solid rgba(104,160,255,.1);min-height:44px;
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:#ffffff;}
/* ---------- Buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
 padding:0 22px;border-radius:10px;font-size:15px;font-weight:700;letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
 white-space:nowrap;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-primary{
 background:linear-gradient(96deg,#2ea8ff,#6a63ff);color:#04101f;
 box-shadow:0 10px 26px -12px rgba(46,168,255,.95),0 0 0 1px rgba(120,190,255,.35) inset;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(64,150,255,1),0 0 0 1px rgba(160,215,255,.5) inset;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
 background:rgba(24,40,74,.55);border-color:var(--line-strong);color:#dbe8ff;
}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(120,190,255,.75);color:#ffffff;box-shadow:0 12px 26px -16px rgba(46,168,255,.9);}
.btn-block{width:100%;}
/* ---------- Chips ---------- */
.chip{
 display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:12.5px;font-weight:600;
 color:#a9c9f6;border-radius:999px;border:1px solid rgba(104,160,255,.28);background:rgba(30,54,98,.5);
}
.chip-accent{color:#8af0dc;border-color:rgba(56,225,197,.36);background:rgba(20,66,66,.42);}
.tag{
 display:inline-block;padding:3px 10px;font-size:12px;font-weight:600;border-radius:6px;
 color:#9fc6f4;background:rgba(48,88,158,.34);border:1px solid rgba(104,160,255,.18);
}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
 letter-spacing:2px;color:#7fc4ff;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),transparent);}
/* ---------- Sections ---------- */
.section{padding:64px 0;position:relative;}
.section--tight{padding:44px 0;}
.section--alt{
 background:linear-gradient(180deg,rgba(9,18,38,0),rgba(9,18,38,.92) 22%,rgba(9,18,38,.92) 78%,rgba(9,18,38,0));
 border-top:1px solid rgba(104,160,255,.07);
 border-bottom:1px solid rgba(104,160,255,.07);
}
.section-head{margin-bottom:26px;display:flex;flex-direction:column;gap:10px;}
.section-title{
 font-size:25px;font-weight:800;letter-spacing:.4px;line-height:1.4;
 display:flex;align-items:center;gap:10px;
}
.section-title::before{
 content:"";width:4px;height:22px;border-radius:3px;
 background:linear-gradient(180deg,var(--brand),var(--brand-2));box-shadow:0 0 14px rgba(62,160,255,.8);
}
.section-sub{color:var(--muted);font-size:14.5px;max-width:720px;}
.glass{
 background:var(--panel);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 backdrop-filter:blur(12px);
 -webkit-backdrop-filter:blur(12px);
}
/* ---------- Article hero ---------- */
.article-hero{padding:38px 0 46px;position:relative;overflow:hidden;}
.article-hero::before{
 content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
 background:
 radial-gradient(600px 320px at 88% 0%, rgba(46,168,255,.20), transparent 68%),
 radial-gradient(520px 300px at 4% 100%, rgba(122,92,255,.18), transparent 70%);
}
.hero-grid{
 position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:16px;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:#ffffff;}
.crumbs span{color:rgba(111,129,166,.7);}
.article-title{
 font-size:34px;line-height:1.34;font-weight:800;letter-spacing:.3px;color:#ffffff;
 margin-bottom:16px;word-break:break-word;
}
.article-title em{font-style:normal;color:#8fd0ff;}
.hero-lead{color:#b6c7e4;font-size:14.5px;line-height:1.8;margin-bottom:20px;max-width:640px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;}
.meta-item{font-size:13px;color:var(--muted-2);}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;}
.hero-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--glow);}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;filter:saturate(1.05);}
.hero-figure::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(3,7,19,0) 34%,rgba(3,7,19,.86));
}
.hero-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:16px 18px;z-index:2;
 font-size:13px;color:#cfe0f8;line-height:1.6;
}
.hero-figure figcaption strong{display:block;font-size:15px;color:#ffffff;margin-bottom:4px;}
/* ---------- Metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.metric{
 padding:20px 18px;border-radius:var(--radius);border:1px solid var(--line);
 background:linear-gradient(160deg,rgba(24,42,78,.72),rgba(11,20,40,.86));
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.metric-num{
 font-size:26px;font-weight:800;letter-spacing:.5px;
 background:linear-gradient(92deg,#8fd0ff,#b9a8ff);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric-label{font-size:13.5px;color:var(--muted);margin-top:4px;}
/* ---------- Article body ---------- */
.article-card{
 padding:34px 38px;border-radius:var(--radius-lg);
 background:linear-gradient(170deg,rgba(17,29,56,.82),rgba(9,16,34,.92));
 border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-content{font-size:15.5px;line-height:1.85;color:#d3e0f6;}
.article-content p{margin:0 0 16px;}
.article-content h2{
 font-size:22px;font-weight:800;color:#ffffff;margin:34px 0 14px;padding-left:12px;
 border-left:4px solid var(--brand);line-height:1.45;
}
.article-content h3{font-size:18px;font-weight:700;color:#e7f1ff;margin:26px 0 12px;}
.article-content h4{font-size:16px;font-weight:700;color:#cfe1fb;margin:20px 0 10px;}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:0;}
.article-content ul li,.article-content ol li{
 position:relative;padding-left:20px;margin-bottom:9px;color:#c9d8ef;
}
.article-content ul li::before{
 content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;
 background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.article-content ol{counter-reset:ac;}
.article-content ol li{counter-increment:ac;}
.article-content ol li::before{
 content:counter(ac);position:absolute;left:0;top:2px;font-size:12px;font-weight:800;
 color:#8fd0ff;width:16px;text-align:left;
}
.article-content a{color:#8fd0ff;border-bottom:1px solid rgba(143,208,255,.35);}
.article-content a:hover{color:#ffffff;border-bottom-color:#ffffff;}
.article-content strong{color:#ffffff;font-weight:700;}
.article-content img{border-radius:12px;margin:20px 0;border:1px solid var(--line);}
.article-content blockquote{
 margin:20px 0;padding:16px 20px;border-left:3px solid var(--accent);
 background:rgba(20,52,58,.42);border-radius:0 12px 12px 0;color:#bfe6de;font-size:14.5px;
}
.article-content table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;}
.article-content th,.article-content td{
 border:1px solid rgba(104,160,255,.18);padding:10px 12px;text-align:left;
}
.article-content th{background:rgba(32,58,104,.6);color:#ffffff;font-weight:700;}
.article-content tr:nth-child(even) td{background:rgba(15,26,50,.55);}
.article-content hr{border:0;height:1px;background:rgba(104,160,255,.18);margin:26px 0;}
.empty-state{text-align:center;padding:26px 0 10px;}
.empty-state h2{font-size:22px;color:#ffffff;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:20px;}
/* ---------- Key point cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.card{
 padding:22px;border-radius:var(--radius);border:1px solid var(--line);
 background:linear-gradient(165deg,rgba(23,39,72,.7),rgba(10,18,38,.9));
 box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
 display:flex;flex-direction:column;gap:10px;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.card-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(150deg,rgba(46,168,255,.22),rgba(122,92,255,.22));
 border:1px solid rgba(104,160,255,.28);
}
.card-icon svg{width:21px;height:21px;stroke:#8fd0ff;fill:none;stroke-width:1.8;}
.card h3{font-size:17px;font-weight:700;color:#ffffff;}
.card p{font-size:14px;color:var(--muted);line-height:1.78;}
.card .tag{align-self:flex-start;margin-top:auto;}
/* ---------- Spec table ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:rgba(11,20,40,.7);}
table.spec{width:100%;border-collapse:collapse;min-width:620px;font-size:14px;}
table.spec thead th{
 padding:14px 16px;text-align:left;font-size:13px;font-weight:700;letter-spacing:.6px;
 color:#a9c9f6;background:rgba(30,54,98,.66);border-bottom:1px solid var(--line);
}
table.spec tbody td{padding:14px 16px;color:#c8d8ef;border-bottom:1px solid rgba(104,160,255,.1);}
table.spec tbody tr:last-child td{border-bottom:0;}
table.spec tbody tr:hover td{background:rgba(32,58,104,.34);color:#ffffff;}
table.spec td strong{color:#8fd0ff;}
/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;}
.faq-item{
 border-radius:var(--radius);border:1px solid var(--line);
 background:rgba(14,24,48,.72);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:0 14px 30px -22px rgba(46,168,255,.9);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:700;color:#e9f0ff;
 display:flex;align-items:center;gap:12px;min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";margin-left:auto;font-size:19px;font-weight:400;color:#8fd0ff;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:#ffffff;}
.faq-answer{padding:0 20px 18px;font-size:14.5px;color:var(--muted);line-height:1.85;}
/* ---------- CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:38px 40px;display:grid;grid-template-columns:1.4fr .6fr;gap:26px;align-items:center;
 border:1px solid var(--line-strong);
 background:
 linear-gradient(120deg,rgba(24,54,110,.92),rgba(58,38,120,.86)),
 var(--panel-solid);
 box-shadow:var(--glow);
}
.cta-band h2{font-size:24px;font-weight:800;color:#ffffff;margin-bottom:10px;line-height:1.4;}
.cta-band p{font-size:14.5px;color:#c3d7f5;margin-bottom:20px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-badge{
 display:flex;flex-direction:column;gap:8px;padding:20px;border-radius:var(--radius);
 background:rgba(6,12,26,.55);border:1px solid rgba(143,208,255,.3);
}
.cta-badge span{font-size:13px;color:#a9c9f6;}
.cta-badge strong{font-size:20px;color:#ffffff;font-weight:800;}
/* ---------- Footer ---------- */
.site-footer{
 margin-top:20px;padding:52px 0 24px;
 border-top:1px solid var(--line);
 background:linear-gradient(180deg,rgba(6,12,26,.4),rgba(3,7,19,.96));
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:14px;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;color:#ffffff;margin-bottom:14px;letter-spacing:.5px;}
.footer-col a,.footer-col li{
 display:block;font-size:13.5px;color:var(--muted);margin-bottom:10px;transition:color .2s ease;
}
.footer-col a:hover{color:#8fd0ff;}
.footer-col ul{margin:0;}
.footer-bottom{
 margin-top:34px;padding-top:18px;border-top:1px solid rgba(104,160,255,.1);
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 font-size:12.5px;color:var(--muted-2);
}
.disclaimer{max-width:640px;line-height:1.7;}
/* ---------- Mobile tab bar ---------- */
.tabbar{
 display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
 background:rgba(6,12,26,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 border-top:1px solid var(--line);padding:6px 4px 8px;
}
.tabbar a{
 flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
 font-size:11px;font-weight:600;color:var(--muted-2);text-decoration:none;min-height:44px;
 justify-content:center;transition:color .2s ease;
}
.tabbar a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;}
.tabbar a.active{color:#8fd0ff;}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:26px;}
 .hero-figure{max-width:560px;}
 .article-title{font-size:30px;}
 .metrics{grid-template-columns:repeat(2,1fr);}
 .card-grid{grid-template-columns:1fr 1fr;}
 .footer-grid{grid-template-columns:1fr 1fr;}
 .cta-band{grid-template-columns:1fr;}
}
@media (max-width:768px){
 .nav{display:none;}
 .menu-toggle{display:flex;margin-left:auto;}
 .header-actions{margin-left:0;}
 .tabbar{display:flex;}
 body{padding-bottom:74px;}
 .section{padding:48px 0;}
 .section--tight{padding:34px 0;}
 .article-title{font-size:26px;}
 .article-card{padding:24px 20px;}
 .article-content h2{font-size:20px;}
 .card-grid{grid-template-columns:1fr;}
 .cta-band{padding:26px 22px;}
 .footer-grid{grid-template-columns:1fr;gap:24px;}
 .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .metrics{grid-template-columns:1fr 1fr;gap:12px;}
 .metric{padding:16px 14px;}
 .metric-num{font-size:22px;}
 .article-hero{padding:26px 0 34px;}
 .hero-tags .chip{font-size:12px;}
 .btn{width:100%;}
 .cta-actions{flex-direction:column;}
 .cta-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --bg:#050a16;
  --bg-soft:#081126;
  --bg-deep:#030713;
  --panel:rgba(18,30,58,.62);
  --panel-solid:#0d1830;
  --panel-2:rgba(12,22,44,.92);
  --line:rgba(104,160,255,.16);
  --line-strong:rgba(108,182,255,.44);
  --text:#e9f0ff;
  --muted:#93a5c8;
  --muted-2:#6f81a6;
  --brand:#2ea8ff;
  --brand-2:#7a5cff;
  --accent:#38e1c5;
  --warn:#ffb648;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 18px 42px -24px rgba(3,12,34,.95);
  --shadow-hover:0 28px 54px -22px rgba(12,64,150,.92);
  --glow:0 0 0 1px rgba(70,150,255,.26), 0 14px 36px -14px rgba(46,168,255,.6);
  --max:1180px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
  font-size:15px;
  line-height:1.78;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 82% -8%, rgba(58,110,255,.22), transparent 62%),
    radial-gradient(900px 520px at 6% 4%, rgba(46,168,255,.14), transparent 60%),
    radial-gradient(800px 600px at 50% 108%, rgba(122,92,255,.16), transparent 62%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(5,10,22,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 16px 34px -22px rgba(0,0,0,.95);background:rgba(5,10,22,.95);}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;border-radius:11px;
  background:linear-gradient(145deg,rgba(46,168,255,.95),rgba(122,92,255,.95));
  box-shadow:0 0 18px rgba(64,160,255,.55);flex-shrink:0;
}
.brand-mark svg{width:19px;height:19px;stroke:#03101f;stroke-width:2;fill:none;}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:.4px;white-space:nowrap;
  background:linear-gradient(92deg,#ffffff,#a8d6ff 62%,#c3b6ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:8px 14px;font-size:14.5px;font-weight:600;color:var(--muted);
  border-radius:9px;transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(70,140,255,.14);}
.nav-link.active{color:#fff;background:rgba(64,150,255,.18);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  box-shadow:0 0 10px rgba(62,160,255,.9);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,62,.7);align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:rgba(7,14,30,.98);padding:8px 22px 16px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:block;padding:12px 6px;font-size:15px;font-weight:600;color:var(--muted);border-bottom:1px solid rgba(104,160,255,.1);}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:#fff;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:700;
  letter-spacing:.3px;border:1px solid transparent;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-primary{
  background:linear-gradient(96deg,#2ea8ff,#6a63ff);color:#04101f;
  box-shadow:0 10px 26px -12px rgba(46,168,255,.95),0 0 0 1px rgba(120,190,255,.35) inset;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(64,150,255,1),0 0 0 1px rgba(160,215,255,.5) inset;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(24,40,74,.55);border-color:var(--line-strong);color:#dbe8ff;
}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(120,190,255,.75);color:#fff;box-shadow:0 12px 26px -16px rgba(46,168,255,.9);}
.btn-block{width:100%;}

/* ---------- Chips / tags ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:12.5px;font-weight:600;
  color:#a9c9f6;border-radius:999px;border:1px solid rgba(104,160,255,.28);background:rgba(30,54,98,.5);
}
.chip-accent{color:#8af0dc;border-color:rgba(56,225,197,.36);background:rgba(20,66,66,.42);}
.tag{
  display:inline-block;padding:3px 10px;font-size:12px;font-weight:600;border-radius:6px;
  color:#9fc6f4;background:rgba(48,88,158,.34);border:1px solid rgba(104,160,255,.18);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:2px;color:#7fc4ff;text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),transparent);}

/* ---------- Sections ---------- */
.section{padding:72px 0;position:relative;}
.section-alt{
  background:linear-gradient(180deg,rgba(9,18,38,0),rgba(9,18,38,.88) 12%,rgba(9,18,38,.88) 88%,rgba(9,18,38,0));
}
.section-head{max-width:700px;margin-bottom:34px;}
.section-head h2{font-size:30px;margin:12px 0 12px;}
.section-head p{color:var(--muted);font-size:15px;line-height:1.8;}

/* ---------- Hero ---------- */
.cat-hero{padding:58px 0 58px;position:relative;overflow:hidden;}
.cat-hero::before{
  content:"";position:absolute;inset:-10% -20% auto -20%;height:520px;
  background:radial-gradient(600px 320px at 70% 20%,rgba(64,150,255,.28),transparent 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;position:relative;}
.hero-copy h1{font-size:38px;line-height:1.24;margin:14px 0 16px;}
.hero-copy h1 span{
  background:linear-gradient(94deg,#8fd0ff,#b9a8ff 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--muted);font-size:15.5px;line-height:1.85;max-width:560px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-visual{position:relative;}
.hero-shot{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:var(--shadow),0 0 0 1px rgba(70,150,255,.1) inset;background:var(--panel-solid);
}
.hero-shot img{width:100%;height:300px;object-fit:cover;}
.hero-float{
  position:relative;margin:-46px 18px 0;padding:16px 18px;border-radius:var(--radius);
  background:rgba(10,20,40,.9);border:1px solid var(--line-strong);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);display:grid;gap:10px;
}
.float-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--muted);}
.float-row strong{font-size:14.5px;color:#cfe6ff;font-weight:800;}
.float-row + .float-row{border-top:1px dashed rgba(104,160,255,.18);padding-top:10px;}

/* ---------- Metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
  padding:22px 20px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.metric-num{
  font-size:30px;font-weight:800;letter-spacing:.5px;
  background:linear-gradient(94deg,#7fd2ff,#b3a2ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric-label{margin-top:6px;font-size:14px;font-weight:700;color:#d7e6ff;}
.metric-note{margin-top:6px;font-size:13px;color:var(--muted-2);line-height:1.7;}

/* ---------- Matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.matrix-card{
  display:flex;gap:16px;padding:24px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(22,38,72,.72),rgba(11,20,40,.86));
  box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.matrix-icon{
  width:46px;height:46px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
  background:rgba(46,168,255,.14);border:1px solid rgba(104,160,255,.32);
}
.matrix-icon svg{width:22px;height:22px;stroke:#7fc4ff;stroke-width:1.8;fill:none;}
.matrix-body h3{font-size:17.5px;margin-bottom:8px;}
.matrix-body p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:12px;}

/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.compare-card{
  padding:26px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel-2);box-shadow:var(--shadow);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.compare-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.compare-card.steady{border-top:3px solid var(--accent);}
.compare-card.rush{border-top:3px solid var(--warn);}
.compare-card h3{font-size:19px;margin-bottom:6px;}
.compare-card .compare-sub{font-size:13px;color:var(--muted-2);margin-bottom:16px;}
.compare-list li{
  display:flex;justify-content:space-between;gap:14px;padding:10px 0;
  font-size:14px;color:var(--muted);border-bottom:1px dashed rgba(104,160,255,.14);
}
.compare-list li:last-child{border-bottom:0;}
.compare-list strong{color:#d9eaff;font-weight:700;white-space:nowrap;}
.compare-summary{
  margin-top:22px;padding:18px 22px;border-radius:var(--radius);border:1px solid rgba(56,225,197,.28);
  background:rgba(14,52,56,.36);color:#a9e9dd;font-size:14px;line-height:1.8;
}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;gap:18px;}
.timeline-item{
  position:relative;padding:22px 24px 22px 64px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.timeline-item:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.timeline-step{
  position:absolute;left:20px;top:22px;width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;font-size:13.5px;font-weight:800;color:#04101f;
  background:linear-gradient(145deg,#5cc0ff,#8f7bff);box-shadow:0 0 16px rgba(60,160,255,.6);
}
.timeline-item h3{font-size:16.5px;margin-bottom:6px;}
.timeline-item p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- News ---------- */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.news-item{
  border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.news-link{display:block;padding:22px 22px 20px;}
.news-title{display:block;font-size:16px;font-weight:700;color:#e6f1ff;margin-bottom:8px;line-height:1.5;}
.news-desc{display:block;font-size:13.5px;color:var(--muted);line-height:1.75;margin-bottom:12px;}
.news-meta{display:block;font-size:12.5px;color:var(--muted-2);}
.news-empty{
  grid-column:1/-1;padding:26px;border-radius:var(--radius);border:1px dashed var(--line-strong);
  background:rgba(12,22,44,.6);color:var(--muted);font-size:14px;text-align:center;
}

/* ---------- Guarantee ---------- */
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.guarantee{
  padding:22px 20px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(13,24,48,.78);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.guarantee:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.guarantee svg{width:24px;height:24px;stroke:var(--accent);stroke-width:1.8;fill:none;margin-bottom:12px;}
.guarantee h3{font-size:15.5px;margin-bottom:6px;}
.guarantee p{font-size:13.5px;color:var(--muted-2);line-height:1.75;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:880px;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,44,.82);
  padding:0 22px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 30px 18px 0;font-size:15.5px;font-weight:700;color:#e2edff;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:2px;top:26px;width:9px;height:9px;
  border-right:2px solid #7fc4ff;border-bottom:2px solid #7fc4ff;transform:rotate(45deg);
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-item p{padding:0 0 20px;font-size:14px;color:var(--muted);line-height:1.85;}

/* ---------- Party ---------- */
.party-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;
  padding:34px;border-radius:var(--radius-lg);border:1px solid var(--line-strong);
  background:
    radial-gradient(500px 260px at 12% 0%,rgba(56,225,197,.16),transparent 66%),
    linear-gradient(150deg,rgba(20,40,80,.9),rgba(9,17,36,.94));
  box-shadow:var(--shadow);
}
.party-copy h2{font-size:27px;margin:12px 0 12px;}
.party-copy p{color:var(--muted);font-size:14.5px;line-height:1.85;}
.party-count{
  display:inline-flex;align-items:center;gap:10px;margin:18px 0 4px;padding:10px 16px;
  border-radius:999px;border:1px solid rgba(56,225,197,.4);background:rgba(16,58,60,.5);
  font-size:13.5px;font-weight:700;color:#9ff0e0;
}
.party-count b{font-size:17px;color:#e9fffb;}
.party-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}
.party-form{
  padding:24px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(7,14,30,.72);display:grid;gap:10px;
}
.party-form h3{font-size:16px;margin-bottom:4px;}
.party-form label{font-size:13px;font-weight:600;color:var(--muted);}
.party-form input,.party-form select{
  width:100%;min-height:44px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:rgba(16,28,54,.9);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.party-form input::placeholder{color:#66799c;}
.party-form input:focus,.party-form select:focus{
  border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(46,168,255,.16);outline:none;
}
.form-tip{min-height:20px;font-size:12.5px;color:#8af0dc;margin-top:4px;}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:20px;padding:52px 0 26px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(6,12,26,0),rgba(4,9,20,.96) 40%);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:var(--muted-2);line-height:1.8;max-width:340px;}
.footer-col h4{font-size:14px;margin-bottom:14px;color:#dfebff;letter-spacing:.5px;}
.footer-col a,.footer-col li{
  display:block;font-size:13.5px;color:var(--muted-2);line-height:1.9;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:#8fd0ff;}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(104,160,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:var(--muted-2);
}
.disclaimer{max-width:640px;line-height:1.7;}

/* ---------- Bottom tab (mobile) ---------- */
.bottom-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
  background:rgba(6,12,26,.96);border-top:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:6px 4px max(6px,env(safe-area-inset-bottom));
}
.bottom-tab a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;min-height:48px;font-size:11.5px;font-weight:600;color:var(--muted-2);border-radius:9px;
}
.bottom-tab a svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.8;fill:none;}
.bottom-tab a.active{color:#8fd0ff;background:rgba(64,150,255,.14);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-copy h1{font-size:33px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .guarantee-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .party-panel{grid-template-columns:1fr;padding:28px;}
}
@media (max-width:860px){
  .nav{display:none;}
  .menu-toggle{display:flex;}
  .header-actions .btn-sm{display:none;}
  .bottom-tab{display:flex;}
  body{padding-bottom:70px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:25px;}
  .hero-shot img{height:250px;}
}
@media (max-width:768px){
  .matrix-grid,.compare-grid,.news-list{grid-template-columns:1fr;}
  .hero-copy h1{font-size:29px;}
  .metric-num{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;}
  .timeline-item{padding:20px 20px 20px 60px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .cat-hero{padding:38px 0 44px;}
  .hero-copy h1{font-size:25px;}
  .hero-lead{font-size:14.5px;}
  .metrics{grid-template-columns:1fr;}
  .guarantee-grid{grid-template-columns:1fr;}
  .hero-float{margin:-36px 12px 0;padding:14px;}
  .party-actions .btn{flex:1 1 100%;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --bg:#050a16;
  --bg-soft:#081126;
  --bg-deep:#030713;
  --panel:rgba(18,30,58,.62);
  --panel-solid:#0d1830;
  --panel-2:rgba(12,22,44,.92);
  --line:rgba(104,160,255,.16);
  --line-strong:rgba(108,182,255,.44);
  --text:#e9f0ff;
  --muted:#93a5c8;
  --muted-2:#6f81a6;
  --brand:#2ea8ff;
  --brand-2:#7a5cff;
  --accent:#38e1c5;
  --warn:#ffb648;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 18px 42px -24px rgba(3,12,34,.95);
  --shadow-hover:0 28px 54px -22px rgba(12,64,150,.92);
  --glow:0 0 0 1px rgba(70,150,255,.26), 0 14px 36px -14px rgba(46,168,255,.6);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
  font-size:15px;
  line-height:1.78;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 82% -8%, rgba(58,110,255,.22), transparent 62%),
    radial-gradient(900px 520px at 6% 4%, rgba(46,168,255,.14), transparent 60%),
    radial-gradient(800px 600px at 50% 108%, rgba(122,92,255,.16), transparent 62%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(90,190,255,.9);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(5,10,22,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 16px 34px -22px rgba(0,0,0,.95);background:rgba(5,10,22,.94);}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;border-radius:11px;
  background:linear-gradient(145deg,rgba(46,168,255,.95),rgba(122,92,255,.95));
  box-shadow:0 0 18px rgba(64,160,255,.55);flex-shrink:0;
}
.brand-mark svg{width:19px;height:19px;stroke:#03101f;stroke-width:2;fill:none;}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:.4px;white-space:nowrap;
  background:linear-gradient(92deg,#ffffff,#a8d6ff 62%,#c3b6ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:8px 14px;font-size:14.5px;font-weight:600;color:var(--muted);
  border-radius:9px;transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-link:hover{color:#ffffff;background:rgba(70,140,255,.14);}
.nav-link.active{color:#ffffff;background:rgba(64,150,255,.18);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));box-shadow:0 0 10px rgba(62,160,255,.9);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,62,.7);align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:rgba(7,14,30,.98);padding:8px 22px 16px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 6px;font-size:15px;font-weight:600;color:var(--muted);
  border-bottom:1px solid rgba(104,160,255,.1);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:#ffffff;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:700;
  letter-spacing:.3px;border:1px solid transparent;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-primary{
  background:linear-gradient(96deg,#2ea8ff,#6a63ff);color:#04101f;
  box-shadow:0 10px 26px -12px rgba(46,168,255,.95),0 0 0 1px rgba(120,190,255,.35) inset;
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 34px -12px rgba(64,150,255,1),0 0 0 1px rgba(160,215,255,.5) inset;
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(24,40,74,.55);border-color:var(--line-strong);color:#dbe8ff;
}
.btn-ghost:hover{
  transform:translateY(-2px);border-color:rgba(120,190,255,.75);color:#ffffff;
  box-shadow:0 12px 26px -16px rgba(46,168,255,.9);
}
.btn-block{width:100%;}

/* ---------- Chips / tags ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:12.5px;font-weight:600;
  color:#a9c9f6;border-radius:999px;border:1px solid rgba(104,160,255,.28);background:rgba(30,54,98,.5);
}
.chip-accent{color:#8af0dc;border-color:rgba(56,225,197,.36);background:rgba(20,66,66,.42);}
.tag{
  display:inline-block;padding:3px 10px;font-size:12px;font-weight:600;border-radius:6px;
  color:#9fc6f4;background:rgba(48,88,158,.34);border:1px solid rgba(104,160,255,.18);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:2px;color:#7fc4ff;text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),transparent);}

/* ---------- Sections ---------- */
.section{padding:72px 0;position:relative;}
.section--tight{padding:52px 0;}
.section--alt{
  background:linear-gradient(180deg,rgba(9,18,38,0),rgba(9,18,38,.92) 22%,rgba(9,18,38,.92) 78%,rgba(9,18,38,0));
  border-top:1px solid rgba(104,160,255,.1);
  border-bottom:1px solid rgba(104,160,255,.1);
}
.section-head{margin-bottom:34px;max-width:760px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{
  font-size:26px;font-weight:800;letter-spacing:.4px;margin-top:10px;line-height:1.4;
  background:linear-gradient(92deg,#ffffff,#bcdcff 70%,#c9bcff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.section-desc{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.8;}

/* ---------- Hero ---------- */
.hero-cat{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  padding:44px 0 48px;
}
.hero-cat::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/捕鱼大咖30万倍的能量器-_捕鱼大咖-_捕鱼大作战-_鱼乐达人.webp');
  background-size:cover;background-position:center 32%;
  opacity:.24;filter:saturate(1.05);
}
.hero-cat::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(96deg,rgba(4,9,20,.96) 0%,rgba(5,11,24,.86) 46%,rgba(6,14,34,.62) 100%),
    radial-gradient(760px 340px at 88% 12%, rgba(46,168,255,.26), transparent 68%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .9fr;gap:34px;align-items:center;}
.hero-title{
  font-size:38px;line-height:1.24;font-weight:800;letter-spacing:.6px;margin:14px 0 0;
  background:linear-gradient(94deg,#ffffff,#a9d8ff 58%,#b6a9ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:14px;color:#b9cbe8;font-size:15px;line-height:1.8;max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-panel{
  border-radius:var(--radius-lg);border:1px solid rgba(120,180,255,.26);
  background:linear-gradient(160deg,rgba(20,36,68,.82),rgba(10,20,42,.86));
  box-shadow:var(--shadow),0 0 0 1px rgba(70,150,255,.12) inset;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  padding:20px 20px 16px;
}
.hero-panel h3{font-size:14px;letter-spacing:1.4px;color:#8ec6ff;font-weight:700;text-transform:uppercase;}
.hero-panel ol{margin-top:14px;display:grid;gap:12px;counter-reset:step;}
.hero-panel li{
  position:relative;padding-left:34px;font-size:14px;color:#c8d8f2;line-height:1.7;
}
.hero-panel li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;font-size:12px;font-weight:800;color:#04101f;
  background:linear-gradient(140deg,#3fb6ff,#7a5cff);box-shadow:0 0 14px rgba(70,160,255,.6);
}
.hero-panel li strong{color:#ffffff;font-weight:700;}

/* ---------- Stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stat-card{
  border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  padding:20px 18px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.stat-num{
  font-size:30px;font-weight:800;letter-spacing:.5px;line-height:1.2;
  background:linear-gradient(96deg,#6cc8ff,#a89bff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-num small{font-size:15px;font-weight:700;margin-left:3px;}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--muted);}

/* ---------- Card grids ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.glass-card{
  position:relative;display:flex;flex-direction:column;
  border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(20,34,64,.72),rgba(9,18,38,.86));
  box-shadow:var(--shadow);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.glass-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.glass-card:hover .card-media img{transform:scale(1.05);}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(4,10,22,0) 40%,rgba(6,14,30,.86) 100%);
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-head{display:flex;align-items:center;gap:10px;}
.card-icon{
  width:32px;height:32px;flex-shrink:0;border-radius:9px;display:grid;place-items:center;
  background:rgba(46,168,255,.14);border:1px solid rgba(104,160,255,.3);
}
.card-icon svg{width:17px;height:17px;stroke:#7fc4ff;stroke-width:1.8;fill:none;}
.card-title{font-size:16px;font-weight:800;letter-spacing:.2px;color:#ffffff;}
.card-desc{font-size:14px;color:var(--muted);line-height:1.75;}
.card-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:4px;}

/* ---------- Scene ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.scene-card{
  display:grid;grid-template-columns:56px 1fr;gap:16px;padding:22px;
  border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(13,24,48,.62);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.scene-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.scene-num{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;
  font-size:19px;font-weight:800;color:#9fdcff;
  background:linear-gradient(150deg,rgba(46,168,255,.22),rgba(122,92,255,.2));
  border:1px solid rgba(104,160,255,.28);
}
.scene-card h3{font-size:16px;font-weight:800;color:#ffffff;margin-bottom:8px;}
.scene-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.scene-card .tag{margin-top:12px;}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:2px;
  background:linear-gradient(90deg,rgba(46,168,255,.05),rgba(46,168,255,.55),rgba(122,92,255,.55),rgba(122,92,255,.05));
}
.tl-item{position:relative;padding-top:52px;}
.tl-dot{
  position:absolute;top:12px;left:0;width:20px;height:20px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#8fe0ff,#2ea8ff 60%,#4a63ff);
  box-shadow:0 0 0 4px rgba(46,168,255,.16),0 0 18px rgba(46,168,255,.7);
}
.tl-body{
  border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,44,.7);
  padding:18px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease;
}
.tl-item:hover .tl-body{transform:translateY(-3px);border-color:var(--line-strong);}
.tl-body h3{font-size:15.5px;font-weight:800;color:#ffffff;}
.tl-body span{display:inline-block;margin:8px 0 6px;font-size:12px;font-weight:700;color:#8af0dc;}
.tl-body p{font-size:13.8px;color:var(--muted);line-height:1.72;}

/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.compare-card{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(168deg,rgba(18,32,62,.78),rgba(8,16,34,.92));
  padding:24px;box-shadow:var(--shadow);
}
.compare-card.highlight{border-color:rgba(56,225,197,.38);box-shadow:0 22px 48px -26px rgba(56,225,197,.55);}
.compare-card h3{font-size:17px;font-weight:800;color:#ffffff;display:flex;align-items:center;gap:10px;}
.compare-card h3 .dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px rgba(56,225,197,.9);}
.compare-card.highlight h3 .dot{background:#ffcf7a;box-shadow:0 0 12px rgba(255,182,72,.9);}
.compare-card ul{margin-top:16px;display:grid;gap:12px;}
.compare-card li{font-size:14px;color:var(--muted);line-height:1.7;padding-left:20px;position:relative;}
.compare-card li::before{
  content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(140deg,#2ea8ff,#7a5cff);
}
.bar-row{margin-top:18px;}
.bar-row span{display:flex;justify-content:space-between;font-size:12.5px;color:#a8bede;margin-bottom:6px;}
.bar{height:7px;border-radius:6px;background:rgba(58,92,150,.32);overflow:hidden;}
.bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#2ea8ff,#7a5cff);}
.bar.gold i{background:linear-gradient(90deg,#ffb648,#ff7a59);}

/* ---------- News list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;padding:20px;
  border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,44,.72);
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.news-card h3{font-size:15.5px;font-weight:800;color:#eaf3ff;line-height:1.55;}
.news-card p{font-size:13.6px;color:var(--muted);line-height:1.72;}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:auto;padding-top:8px;font-size:12.5px;color:var(--muted-2);}
.empty-tip{
  padding:26px;border-radius:var(--radius);border:1px dashed rgba(104,160,255,.3);
  color:var(--muted);font-size:14px;text-align:center;background:rgba(12,22,44,.5);
}

/* ---------- Support ---------- */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.support-item{
  padding:22px 18px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(13,24,48,.58);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.support-item:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.support-item .card-icon{margin-bottom:12px;}
.support-item h3{font-size:15px;font-weight:800;color:#ffffff;margin-bottom:8px;}
.support-item p{font-size:13.6px;color:var(--muted);line-height:1.72;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,44,.68);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow);background:rgba(16,30,58,.8);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 20px;position:relative;
  font-size:15.5px;font-weight:700;color:#eaf3ff;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:20px;top:50%;width:10px;height:10px;
  border-right:2px solid #7fc4ff;border-bottom:2px solid #7fc4ff;
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);}
.faq-item .faq-answer{padding:0 20px 20px;color:var(--muted);font-size:14px;line-height:1.8;}

/* ---------- Join ---------- */
.join-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;
  border-radius:var(--radius-lg);border:1px solid rgba(104,160,255,.24);
  background:
    radial-gradient(620px 280px at 88% 0%, rgba(122,92,255,.24), transparent 66%),
    linear-gradient(160deg,rgba(18,32,62,.86),rgba(8,16,34,.94));
  padding:34px;box-shadow:var(--shadow);
}
.join-wrap h2{font-size:25px;font-weight:800;line-height:1.4;color:#ffffff;}
.join-wrap p{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.8;}
.join-form{display:grid;gap:12px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.input{
  width:100%;min-height:46px;padding:0 14px;border-radius:10px;
  border:1px solid rgba(104,160,255,.26);background:rgba(6,14,30,.85);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.input::placeholder{color:#6b7fa4;}
.input:focus{
  outline:none;border-color:rgba(120,190,255,.8);
  box-shadow:0 0 0 3px rgba(46,168,255,.18);background:rgba(10,20,42,.95);
}
.form-tip{font-size:13px;color:var(--accent);min-height:20px;}
.form-note{font-size:12.5px;color:var(--muted-2);}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(4,9,20,.4),rgba(3,7,19,.96));
  padding:52px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.15fr;gap:32px;}
.footer-brand p{margin-top:14px;font-size:13.8px;color:var(--muted);line-height:1.8;max-width:330px;}
.footer-col h4{font-size:14px;font-weight:800;color:#dceaff;margin-bottom:14px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:13.8px;color:var(--muted);padding:5px 0;}
.footer-col a:hover{color:#ffffff;}
.footer-col ul li{font-size:13.6px;color:var(--muted);padding:5px 0;line-height:1.7;}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(104,160,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.6px;color:var(--muted-2);
}
.footer-bottom .disclaimer{max-width:640px;line-height:1.7;}

/* ---------- Mobile tab bar ---------- */
.mobile-tabbar{display:none;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:26px;}
  .hero-title{font-size:32px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .support-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);gap:20px;}
  .timeline::before{display:none;}
  .tl-item{padding-top:34px;}
  .join-wrap{grid-template-columns:1fr;padding:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
}
@media (max-width:820px){
  .nav{display:none;}
  .header-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{gap:12px;}
  .brand-text{font-size:16px;}
  .section{padding:56px 0;}
  .section-title{font-size:22px;}
  .hero-title{font-size:28px;}
  .scene-grid{grid-template-columns:1fr;}
  .compare-grid{grid-template-columns:1fr;}
  body{padding-bottom:64px;}
  .mobile-tabbar{
    display:grid;grid-template-columns:repeat(4,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:95;
    background:rgba(6,12,26,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-top:1px solid var(--line);padding:6px 4px 8px;
  }
  .tab-item{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    min-height:48px;font-size:11.5px;font-weight:600;color:var(--muted-2);border-radius:10px;
  }
  .tab-item svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.8;fill:none;}
  .tab-item.active{color:#9fdcff;background:rgba(46,168,255,.12);}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .hero-cat{padding:32px 0 36px;}
  .hero-title{font-size:24px;}
  .hero-sub{font-size:14px;}
  .hero-actions .btn{flex:1 1 100%;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .stat-num{font-size:24px;}
  .card-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .support-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:22px;}
  .footer-bottom{flex-direction:column;}
  .join-wrap{padding:22px;}
  .section{padding:46px 0;}
  .scene-card{grid-template-columns:44px 1fr;gap:12px;padding:18px;}
  .scene-num{width:44px;height:44px;font-size:16px;border-radius:12px;}
}

/* roulang page: category3 */
:root{
 --bg:#050a16;
 --bg-soft:#081126;
 --bg-deep:#030713;
 --panel:rgba(18,30,58,.62);
 --panel-solid:#0d1830;
 --panel-2:rgba(12,22,44,.92);
 --line:rgba(104,160,255,.16);
 --line-strong:rgba(108,182,255,.44);
 --text:#e9f0ff;
 --muted:#93a5c8;
 --muted-2:#6f81a6;
 --brand:#2ea8ff;
 --brand-2:#7a5cff;
 --accent:#38e1c5;
 --warn:#ffb648;
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --shadow:0 18px 42px -24px rgba(3,12,34,.95);
 --shadow-hover:0 28px 54px -22px rgba(12,64,150,.92);
 --glow:0 0 0 1px rgba(70,150,255,.26), 0 14px 36px -14px rgba(46,168,255,.6);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px;}
body{
 margin:0;padding:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
 font-size:15px;line-height:1.78;color:var(--text);
 background:
  radial-gradient(1100px 620px at 82% -8%, rgba(58,110,255,.22), transparent 62%),
  radial-gradient(900px 520px at 6% 4%, rgba(46,168,255,.14), transparent 60%),
  radial-gradient(800px 600px at 50% 108%, rgba(122,92,255,.16), transparent 62%),
  var(--bg);
 -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--text);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- Header ---------- */
.site-header{
 position:sticky;top:0;z-index:90;
 background:rgba(5,10,22,.82);
 backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 16px 34px -22px rgba(0,0,0,.95);background:rgba(5,10,22,.94);}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
 width:34px;height:34px;display:grid;place-items:center;border-radius:11px;
 background:linear-gradient(145deg,rgba(46,168,255,.95),rgba(122,92,255,.95));
 box-shadow:0 0 18px rgba(64,160,255,.55);flex-shrink:0;
}
.brand-mark svg{width:19px;height:19px;stroke:#03101f;stroke-width:2;fill:none;}
.brand-text{
 font-size:17px;font-weight:800;letter-spacing:.4px;white-space:nowrap;
 background:linear-gradient(92deg,#ffffff,#a8d6ff 62%,#c3b6ff);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
 position:relative;padding:8px 14px;font-size:14.5px;font-weight:600;
 color:var(--muted);border-radius:9px;white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#ffffff;background:rgba(70,140,255,.14);}
.nav-link.active{color:#ffffff;background:rgba(64,150,255,.18);}
.nav-link.active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--brand),var(--brand-2));
 box-shadow:0 0 10px rgba(62,160,255,.9);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.menu-toggle{
 display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
 background:rgba(20,34,62,.7);align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none;}
.mobile-drawer{
 display:none;border-top:1px solid var(--line);background:rgba(7,14,30,.98);
 padding:8px 22px 16px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
 display:block;padding:12px 6px;font-size:15px;font-weight:600;color:var(--muted);
 border-bottom:1px solid rgba(104,160,255,.1);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:#ffffff;}

/* ---------- Buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:700;
 letter-spacing:.3px;border:1px solid transparent;white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-primary{
 background:linear-gradient(96deg,#2ea8ff,#6a63ff);color:#04101f;
 box-shadow:0 10px 26px -12px rgba(46,168,255,.95),0 0 0 1px rgba(120,190,255,.35) inset;
}
.btn-primary:hover{
 transform:translateY(-2px);
 box-shadow:0 16px 34px -12px rgba(64,150,255,1),0 0 0 1px rgba(160,215,255,.5) inset;
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
 background:rgba(24,40,74,.55);border-color:var(--line-strong);color:#dbe8ff;
}
.btn-ghost:hover{
 transform:translateY(-2px);border-color:rgba(120,190,255,.75);color:#ffffff;
 box-shadow:0 12px 26px -16px rgba(46,168,255,.9);
}
.btn-block{width:100%;}

/* ---------- Chips / tags ---------- */
.chip{
 display:inline-flex;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:600;
 color:#a9c9f6;border-radius:999px;border:1px solid rgba(104,160,255,.28);
 background:rgba(30,54,98,.5);transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease;
}
.chip:hover{color:#ffffff;border-color:rgba(120,190,255,.7);background:rgba(40,74,132,.7);transform:translateY(-1px);}
.chip-accent{color:#8af0dc;border-color:rgba(56,225,197,.36);background:rgba(20,66,66,.42);}
.tag{
 display:inline-block;padding:3px 10px;font-size:12px;font-weight:600;border-radius:6px;
 color:#9fc6f4;background:rgba(48,88,158,.34);border:1px solid rgba(104,160,255,.18);
}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
 letter-spacing:2px;color:#7fc4ff;
}
.eyebrow::before{
 content:"";width:22px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--brand),transparent);
}

/* ---------- Sections ---------- */
.section{padding:74px 0;position:relative;}
.section--tight{padding:48px 0;}
.section--alt{
 background:linear-gradient(180deg,rgba(9,18,38,0),rgba(9,18,38,.9) 14%,rgba(9,18,38,.9) 86%,rgba(9,18,38,0));
 border-top:1px solid rgba(104,160,255,.08);
 border-bottom:1px solid rgba(104,160,255,.08);
}
.section-head{max-width:720px;margin-bottom:34px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{
 font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:.4px;
 margin:12px 0 10px;line-height:1.35;
}
.section-sub{color:var(--muted);font-size:14.5px;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 56px;overflow:hidden;}
.hero-bg{
 position:absolute;inset:0;z-index:0;
 background-image:linear-gradient(rgba(4,9,20,.82),rgba(4,9,20,.94)),url("/assets/images/捕鱼大咖官服娱乐_出分_需要滴滴.webp");
 background-size:cover;background-position:center;
 opacity:.55;
}
.hero::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
 background:linear-gradient(90deg,transparent,rgba(104,160,255,.4),transparent);
}
.hero .container{position:relative;z-index:1;}
.hero-panel{
 max-width:860px;margin:0 auto;text-align:center;
 padding:44px 34px 40px;border-radius:var(--radius-lg);
 background:linear-gradient(160deg,rgba(24,42,78,.72),rgba(10,18,38,.86));
 border:1px solid var(--line-strong);
 box-shadow:var(--shadow),0 0 0 1px rgba(46,168,255,.08) inset;
 backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.hero h1{
 font-size:clamp(27px,3.6vw,42px);line-height:1.28;font-weight:800;letter-spacing:.5px;
 margin:16px 0 14px;
 background:linear-gradient(96deg,#ffffff,#bfe0ff 58%,#c9bcff);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--muted);font-size:15.5px;max-width:660px;margin:0 auto 26px;}
.hero-search{
 display:flex;gap:10px;max-width:560px;margin:0 auto 20px;
 background:rgba(8,16,34,.86);border:1px solid var(--line-strong);
 border-radius:14px;padding:8px;box-shadow:0 12px 30px -20px rgba(46,168,255,.9);
}
.hero-search input{
 flex:1;min-width:0;background:transparent;border:0;outline:none;
 padding:0 12px;font-size:15px;color:var(--text);
}
.hero-search input::placeholder{color:var(--muted-2);}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:8px;}
.hero-meta{
 display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:center;margin-top:26px;
 padding-top:22px;border-top:1px solid rgba(104,160,255,.14);
 font-size:13.5px;color:var(--muted);
}
.hero-meta strong{color:#bfe0ff;font-weight:700;}

/* ---------- Stat strip ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stat-card{
 padding:22px 20px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.stat-num{
 font-size:clamp(22px,2.4vw,29px);font-weight:800;letter-spacing:.6px;
 color:#8fd4ff;display:block;line-height:1.2;
}
.stat-label{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);}

/* ---------- Reward matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.matrix-card{
 display:flex;flex-direction:column;
 padding:24px 22px;border-radius:var(--radius);
 background:linear-gradient(165deg,rgba(22,38,70,.72),rgba(10,18,36,.9));
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.matrix-card:hover{
 transform:translateY(-4px);box-shadow:var(--shadow-hover);
 border-color:rgba(120,190,255,.55);
}
.matrix-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:rgba(46,168,255,.14);border:1px solid rgba(70,150,255,.32);
 margin-bottom:14px;
}
.matrix-icon svg{width:21px;height:21px;stroke:#7fc4ff;stroke-width:1.8;fill:none;}
.matrix-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px;}
.matrix-card p{font-size:14px;color:var(--muted);flex:1;}
.matrix-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;}
.step{
 position:relative;padding:24px 20px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.step-no{
 display:inline-flex;align-items:center;justify-content:center;
 width:30px;height:30px;border-radius:9px;font-size:14px;font-weight:800;color:#04101f;
 background:linear-gradient(145deg,#2ea8ff,#7a5cff);margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:700;margin-bottom:8px;}
.step p{font-size:13.8px;color:var(--muted);}

/* ---------- Compare ---------- */
.compare{
 display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
}
.compare-card{
 display:grid;grid-template-columns:1fr auto;gap:6px 16px;align-items:center;
 padding:22px;border-radius:var(--radius);
 background:rgba(14,25,48,.86);border:1px solid var(--line);
 box-shadow:var(--shadow);transition:border-color .2s ease,transform .2s ease;
}
.compare-card:hover{border-color:rgba(120,190,255,.5);transform:translateY(-3px);}
.compare-card h3{font-size:16px;font-weight:700;}
.compare-card .num{
 font-size:15px;font-weight:800;color:#8af0dc;
}
.compare-card p{grid-column:1 / -1;font-size:13.8px;color:var(--muted);}
.compare-note{
 margin-top:22px;padding:16px 20px;border-radius:var(--radius-sm);
 border:1px dashed rgba(104,160,255,.3);background:rgba(16,28,54,.6);
 font-size:13.8px;color:var(--muted);
}

/* ---------- Calendar ---------- */
.timeline{position:relative;padding-left:26px;}
.timeline::before{
 content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
 background:linear-gradient(180deg,rgba(46,168,255,.8),rgba(122,92,255,.35),transparent);
 border-radius:2px;
}
.tl-item{position:relative;padding:0 0 26px 8px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
 content:"";position:absolute;left:-25px;top:8px;width:12px;height:12px;border-radius:50%;
 background:#050a16;border:2px solid var(--brand);box-shadow:0 0 12px rgba(46,168,255,.8);
}
.tl-day{font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:#7fc4ff;text-transform:uppercase;}
.tl-item h3{font-size:16px;font-weight:700;margin:4px 0 6px;}
.tl-item p{font-size:14px;color:var(--muted);}

/* ---------- Assure ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.assure-item{
 padding:22px 20px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease;
}
.assure-item:hover{transform:translateY(-3px);border-color:var(--line-strong);}
.assure-item h3{font-size:15.5px;font-weight:700;margin-bottom:8px;}
.assure-item p{font-size:13.7px;color:var(--muted);}

/* ---------- Media feature ---------- */
.feature{
 display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;
}
.feature-media{
 border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);
 box-shadow:var(--shadow);position:relative;
}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;}
.feature-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(5,10,22,0) 42%,rgba(5,10,22,.78));
}
.feature-media figcaption{
 position:absolute;left:18px;right:18px;bottom:16px;z-index:1;
 font-size:13.5px;color:#cfe2ff;font-weight:600;
}
.feature-body h2{font-size:clamp(21px,2.4vw,27px);font-weight:800;margin:12px 0 12px;line-height:1.4;}
.feature-body p{font-size:14.5px;color:var(--muted);margin-bottom:12px;}
.feature-list{display:grid;gap:10px;margin:18px 0 22px;}
.feature-list li{
 display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#c6d6f2;
}
.feature-list li::before{
 content:"";flex-shrink:0;width:7px;height:7px;margin-top:9px;border-radius:50%;
 background:linear-gradient(145deg,var(--brand),var(--accent));
 box-shadow:0 0 8px rgba(56,225,197,.7);
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
 border-radius:var(--radius);border:1px solid var(--line);
 background:rgba(13,24,48,.82);overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:rgba(120,190,255,.5);background:rgba(17,30,58,.92);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 52px 17px 20px;position:relative;
 font-size:15px;font-weight:700;color:#dbe8ff;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
 font-size:20px;font-weight:400;color:#7fc4ff;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–";}
.faq-item p{padding:0 20px 18px;font-size:14px;color:var(--muted);}

/* ---------- Join panel ---------- */
.join-panel{
 display:grid;grid-template-columns:.92fr 1.08fr;gap:0;
 border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid var(--line-strong);
 background:linear-gradient(150deg,rgba(24,44,84,.86),rgba(9,16,34,.95));
 box-shadow:var(--shadow);
}
.join-info{padding:38px 34px;border-right:1px solid rgba(104,160,255,.16);}
.join-info h2{font-size:clamp(21px,2.4vw,27px);font-weight:800;margin:12px 0 12px;line-height:1.4;}
.join-info p{font-size:14.5px;color:var(--muted);margin-bottom:18px;}
.join-list{display:grid;gap:12px;margin-top:8px;}
.join-list li{font-size:13.8px;color:#c6d6f2;display:flex;gap:10px;}
.join-list li span{
 flex-shrink:0;width:22px;height:22px;border-radius:7px;display:grid;place-items:center;
 font-size:12px;font-weight:800;color:#04101f;
 background:linear-gradient(145deg,#38e1c5,#2ea8ff);
}
.join-form{padding:38px 34px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:#bcd2f2;margin-bottom:7px;}
.field input,.field select{
 width:100%;min-height:46px;padding:0 14px;border-radius:10px;
 background:rgba(6,13,28,.85);border:1px solid rgba(104,160,255,.28);
 color:var(--text);outline:none;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--muted-2);}
.field input:focus,.field select:focus{
 border-color:rgba(120,190,255,.75);
 box-shadow:0 0 0 3px rgba(46,168,255,.18);
}
.form-tip{
 margin-top:14px;font-size:13px;color:var(--muted-2);line-height:1.7;
}
.form-tip.is-ok{color:#8af0dc;}

/* ---------- Footer ---------- */
.site-footer{
 margin-top:20px;padding:54px 0 26px;
 border-top:1px solid var(--line);
 background:linear-gradient(180deg,rgba(6,12,26,.5),rgba(4,8,18,.94));
}
.footer-grid{
 display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
 padding-bottom:32px;
}
.footer-brand p{font-size:13.8px;color:var(--muted);margin-top:14px;max-width:340px;}
.footer-col h4{
 font-size:14px;font-weight:800;letter-spacing:.6px;color:#dbe8ff;margin-bottom:14px;
}
.footer-col a{
 display:block;font-size:13.8px;color:var(--muted);padding:5px 0;
 transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:#ffffff;transform:translateX(2px);}
.footer-col ul li{font-size:13.8px;color:var(--muted);padding:5px 0;}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;justify-content:space-between;
 padding-top:22px;border-top:1px solid rgba(104,160,255,.14);
 font-size:12.8px;color:var(--muted-2);
}
.footer-bottom .disclaimer{max-width:640px;line-height:1.7;}

/* ---------- Mobile tab bar ---------- */
.tabbar{
 display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
 background:rgba(6,12,26,.96);border-top:1px solid var(--line);
 backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.tabbar-inner{display:grid;grid-template-columns:repeat(4,1fr);}
.tab-item{
 display:flex;flex-direction:column;align-items:center;gap:3px;
 padding:6px 2px;min-height:44px;justify-content:center;
 font-size:11px;font-weight:600;color:var(--muted-2);border-radius:9px;
 transition:color .2s ease;
}
.tab-item svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.8;fill:none;}
.tab-item.active{color:#7fc4ff;}
.tab-item:active{background:rgba(70,140,255,.14);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .nav{display:none;}
 .menu-toggle{display:flex;}
 .header-actions{margin-left:auto;}
 .stat-grid{grid-template-columns:repeat(2,1fr);}
 .matrix-grid{grid-template-columns:repeat(2,1fr);}
 .steps{grid-template-columns:repeat(2,1fr);}
 .assure-grid{grid-template-columns:repeat(2,1fr);}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
 .feature{grid-template-columns:1fr;gap:24px;}
 .join-panel{grid-template-columns:1fr;}
 .join-info{border-right:0;border-bottom:1px solid rgba(104,160,255,.16);}
 .section{padding:60px 0;}
}
@media (max-width:768px){
 body{padding-bottom:64px;}
 .tabbar{display:block;}
 .hero{padding:40px 0 34px;}
 .hero-panel{padding:30px 20px 28px;border-radius:var(--radius);}
 .hero-search{flex-direction:column;padding:10px;}
 .hero-search .btn{width:100%;}
 .hero-search input{min-height:42px;padding:0 8px;}
 .section{padding:48px 0;}
 .section-head{margin-bottom:24px;}
 .compare{grid-template-columns:1fr;}
 .container{padding:0 16px;}
}
@media (max-width:520px){
 .stat-grid,.matrix-grid,.steps,.assure-grid{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;}
 .brand-text{font-size:15.5px;}
 .hero h1{font-size:25px;}
 .header-inner{gap:10px;}
 .join-info,.join-form{padding:26px 20px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
 *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}