/* roulang page: index */
:root{
  --bg:#050a17;
  --bg-deep:#030712;
  --bg-soft:#081326;
  --panel:rgba(10,23,47,.78);
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(255,255,255,.085);
  --line:rgba(148,190,255,.16);
  --line-strong:rgba(74,180,255,.44);
  --text:#edf5ff;
  --muted:#9fb2cc;
  --muted-2:#c4d4e9;
  --primary:#2f7cff;
  --primary-2:#36d6ff;
  --accent:#7c5cff;
  --success:#3ee6c4;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.34);
  --shadow-hover:0 22px 55px rgba(0,0,0,.46),0 0 26px rgba(54,214,255,.14);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-width:320px;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(900px 500px at 80% -10%,rgba(47,124,255,.18),transparent 60%),
    radial-gradient(740px 520px at 0% 28%,rgba(124,92,255,.12),transparent 62%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background-image:linear-gradient(rgba(148,190,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(148,190,255,.035) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p,blockquote{margin:0}
h1,h2,h3,h4{letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px}
::selection{background:rgba(54,214,255,.28);color:#fff}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}

/* 顶部刊头导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(5,10,23,.84);
  border-bottom:1px solid rgba(148,190,255,.12);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{
  background:rgba(5,10,23,.95);
  box-shadow:0 14px 34px rgba(0,0,0,.38);
}
.header-inner{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand-mark{
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  border-radius:11px;
  color:#fff;
  font-size:19px;
  font-weight:900;
  background:linear-gradient(135deg,rgba(47,124,255,.98),rgba(54,214,255,.76));
  box-shadow:0 0 20px rgba(54,214,255,.36),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand-text{
  display:flex;
  flex-direction:column;
  font-size:20px;
  font-weight:850;
  line-height:1.2;
  letter-spacing:.02em;
}
.brand-text small{
  margin-top:3px;
  color:var(--muted);
  font-size:11px;
  font-weight:500;
  letter-spacing:.13em;
}
.primary-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-left:auto;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:5px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 12px;
  border-radius:8px;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.055)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:5px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  box-shadow:0 0 12px rgba(54,214,255,.68);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 18px;
  border-radius:9px;
  color:#fff;
  font-size:14px;
  font-weight:750;
  background:linear-gradient(135deg,var(--primary),#39b9ff);
  box-shadow:0 0 22px rgba(47,124,255,.36),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{
  transform:translateY(-1px);
  filter:brightness(1.05);
  box-shadow:0 0 30px rgba(54,214,255,.52),inset 0 1px 0 rgba(255,255,255,.32);
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  padding:10px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.045);
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:#dceaff;
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 按钮、标签、通用组件 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  padding:0 22px;
  border-radius:9px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:750;
  line-height:1;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#2fc7ff);
  box-shadow:0 0 26px rgba(47,124,255,.42),inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:hover{
  box-shadow:0 0 34px rgba(54,214,255,.56),inset 0 1px 0 rgba(255,255,255,.3);
}
.btn-ghost{
  color:#dfeaff;
  border-color:rgba(148,190,255,.32);
  background:rgba(255,255,255,.045);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  border-color:rgba(54,214,255,.6);
  background:rgba(54,214,255,.1);
  box-shadow:0 0 22px rgba(54,214,255,.16);
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 12px;
  border:1px solid rgba(148,190,255,.2);
  border-radius:999px;
  color:#bed3f0;
  background:rgba(10,23,47,.58);
  font-size:12px;
  font-weight:600;
  backdrop-filter:blur(10px);
}
.pill::before{
  content:"";
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--primary-2);
  box-shadow:0 0 9px var(--primary-2);
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 9px;
  border-radius:999px;
  color:#b9d9ff;
  background:rgba(47,124,255,.14);
  border:1px solid rgba(97,172,255,.18);
  font-size:12px;
  line-height:1.4;
  white-space:nowrap;
}
.glass-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.glass-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  background:var(--glass-strong);
  box-shadow:var(--shadow-hover);
}

/* Hero 大图叙事 */
.hero{
  position:relative;
  overflow:hidden;
  min-height:560px;
  display:flex;
  align-items:flex-end;
  padding:94px 0 56px;
  border-bottom:1px solid rgba(148,190,255,.1);
}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(1.06);opacity:.46}
.hero-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(90deg,rgba(5,10,23,.98) 0%,rgba(5,10,23,.86) 48%,rgba(5,10,23,.52) 100%),
    linear-gradient(180deg,rgba(5,10,23,.28),rgba(5,10,23,.94));
}
.hero-inner{position:relative;z-index:2}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:8px 14px;
  border:1px solid rgba(148,190,255,.22);
  border-radius:999px;
  color:#c8dbf5;
  background:rgba(10,23,47,.68);
  font-size:13px;
  letter-spacing:.04em;
  backdrop-filter:blur(12px);
}
.hero-kicker .dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary-2);
  box-shadow:0 0 12px var(--primary-2);
}
.hero h1{
  max-width:900px;
  margin-top:18px;
  font-size:clamp(32px,4.8vw,50px);
  line-height:1.18;
  font-weight:900;
  letter-spacing:-.025em;
  text-shadow:0 8px 32px rgba(0,0,0,.45);
}
.hero-lead{
  max-width:800px;
  margin-top:18px;
  color:#c6d7ec;
  font-size:16px;
  line-height:1.86;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin-top:24px;
}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  max-width:760px;
  margin-top:30px;
}
.metric-chip{
  padding:13px 15px;
  border:1px solid rgba(148,190,255,.17);
  border-radius:12px;
  background:rgba(8,19,38,.72);
  backdrop-filter:blur(12px);
}
.metric-chip strong{
  display:block;
  color:#fff;
  font-size:20px;
  line-height:1.25;
}
.metric-chip span{
  display:block;
  margin-top:2px;
  color:var(--muted);
  font-size:12px;
}

/* 板块基础 */
.section{
  position:relative;
  padding:78px 0;
}
.section.alt{
  background:linear-gradient(180deg,rgba(10,23,48,.55),rgba(7,15,32,.72));
  border-top:1px solid rgba(148,190,255,.08);
  border-bottom:1px solid rgba(148,190,255,.08);
}
.section-head{
  max-width:780px;
  margin-bottom:34px;
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--primary-2);
  font-size:12px;
  font-weight:750;
  letter-spacing:.16em;
}
.section-kicker::before{
  content:"";
  width:24px;
  height:1px;
  background:var(--primary-2);
  box-shadow:0 0 9px rgba(54,214,255,.75);
}
.section-title{
  margin-top:10px;
  font-size:clamp(24px,3.1vw,34px);
  line-height:1.3;
  font-weight:800;
}
.section-desc{
  margin-top:12px;
  color:var(--muted);
  font-size:15px;
  line-height:1.86;
}
.card-title{
  margin-top:14px;
  font-size:18px;
  line-height:1.4;
}
.card-copy{
  margin-top:8px;
  color:var(--muted);
  font-size:14px;
  line-height:1.78;
}
.num-badge{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border:1px solid rgba(54,214,255,.34);
  border-radius:10px;
  color:var(--primary-2);
  background:rgba(54,214,255,.08);
  font-size:13px;
  font-weight:800;
  box-shadow:0 0 16px rgba(54,214,255,.1);
}

/* 分类入口 */
.entry-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.entry-card{
  display:flex;
  flex-direction:column;
  min-height:252px;
  padding:24px;
  position:relative;
  overflow:hidden;
}
.entry-card::before{
  content:"";
  position:absolute;
  right:-50px;
  top:-60px;
  width:150px;
  height:150px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(54,214,255,.18),transparent 68%);
  pointer-events:none;
}
.entry-kicker{
  color:var(--primary-2);
  font-size:12px;
  font-weight:750;
  letter-spacing:.12em;
}
.entry-card h3{
  margin-top:14px;
  font-size:21px;
  line-height:1.35;
}
.entry-card p{
  margin-top:9px;
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
}
.entry-link{
  display:flex;
  align-items:center;
  gap:6px;
  margin-top:auto;
  padding-top:20px;
  color:#dceaff;
  font-size:13px;
  font-weight:750;
  transition:color .2s ease,gap .2s ease;
}
.entry-card:hover .entry-link{color:var(--primary-2);gap:10px}

/* 痛点 */
.pain-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.pain-card{padding:24px}
.pain-card h3{margin-top:16px;font-size:18px;line-height:1.4}
.pain-card p{margin-top:8px;color:var(--muted);font-size:14px;line-height:1.8}

/* 图文分栏 */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:42px;
  align-items:center;
}
.split-media{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:0 24px 55px rgba(0,0,0,.38);
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.split-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(3,7,18,.83));
}
.split-caption{
  position:absolute;
  left:20px;
  right:20px;
  bottom:18px;
  z-index:2;
  color:#e7f2ff;
  font-size:13px;
  line-height:1.6;
}
.split-caption strong{display:block;font-size:15px;margin-bottom:2px}
.check-list{display:grid;gap:12px;margin-top:22px}
.check-item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:13px 14px;
  border:1px solid rgba(148,190,255,.12);
  border-radius:11px;
  background:rgba(255,255,255,.03);
}
.check-icon{
  flex:0 0 24px;
  width:24px;
  height:24px;
  border-radius:7px;
  background:rgba(54,214,255,.1);
  border:1px solid rgba(54,214,255,.22);
  position:relative;
  margin-top:2px;
}
.check-icon::before{
  content:"";
  position:absolute;
  left:7px;
  top:8px;
  width:8px;
  height:4px;
  border-left:2px solid var(--primary-2);
  border-bottom:2px solid var(--primary-2);
  transform:rotate(-45deg);
}
.check-item strong{display:block;font-size:14px;line-height:1.5}
.check-item span{display:block;margin-top:2px;color:var(--muted);font-size:13px;line-height:1.7}

/* 步骤 */
.steps-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.step-card{position:relative;padding:24px}
.step-index{
  display:block;
  color:rgba(54,214,255,.22);
  font-size:46px;
  font-weight:900;
  line-height:1;
  letter-spacing:-.04em;
}
.step-card h3{margin-top:12px;font-size:18px;line-height:1.4}
.step-card p{margin-top:8px;color:var(--muted);font-size:14px;line-height:1.8}

/* 功能亮点 */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.feature-card{padding:22px}
.feature-line{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--primary-2);
  font-size:12px;
  font-weight:750;
  letter-spacing:.08em;
}
.feature-line::before{
  content:"";
  width:18px;
  height:1px;
  background:var(--primary-2);
  box-shadow:0 0 8px rgba(54,214,255,.7);
}
.feature-card h3{margin-top:14px;font-size:17px;line-height:1.45}
.feature-card p{margin-top:7px;color:var(--muted);font-size:13px;line-height:1.78}

/* 精选图文卡 */
.pick-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.pick-card{
  overflow:hidden;
  padding:0;
}
.pick-card img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .3s ease,filter .3s ease;
}
.pick-card:hover img{transform:scale(1.035);filter:brightness(1.05)}
.pick-body{padding:18px 20px 20px}
.pick-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  color:var(--muted);
  font-size:12px;
}
.pick-body h3{margin-top:9px;font-size:17px;line-height:1.5}
.pick-body p{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.75}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px}

/* 口碑 */
.reputation-layout{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:24px;
  align-items:stretch;
}
.reputation-list{
  display:grid;
  gap:11px;
  padding:22px;
}
.reputation-row{
  padding:13px 14px;
  border:1px solid rgba(148,190,255,.11);
  border-radius:10px;
  background:rgba(255,255,255,.025);
}
.reputation-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:14px;
  font-weight:650;
}
.reputation-top b{color:var(--primary-2);font-size:13px}
.bar{
  height:6px;
  margin-top:9px;
  border-radius:999px;
  background:rgba(148,190,255,.13);
  overflow:hidden;
}
.bar span{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  box-shadow:0 0 12px rgba(54,214,255,.38);
}
.quote-panel{
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:30px;
  background:
    radial-gradient(320px 160px at 90% 0%,rgba(124,92,255,.18),transparent 70%),
    rgba(255,255,255,.045);
}
.quote-mark{
  color:var(--primary-2);
  font-size:48px;
  font-weight:900;
  line-height:.7;
  opacity:.75;
}
.quote-panel blockquote{
  margin-top:16px;
  color:#dce9fb;
  font-size:16px;
  line-height:1.82;
}
.quote-name{
  margin-top:18px;
  color:var(--muted);
  font-size:13px;
}

/* 保障承诺 */
.assurance-panel{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
  padding:28px;
  border:1px solid rgba(54,214,255,.19);
  border-radius:18px;
  background:
    radial-gradient(560px 200px at 20% 0%,rgba(47,124,255,.18),transparent 66%),
    linear-gradient(135deg,rgba(47,124,255,.12),rgba(124,92,255,.08));
  box-shadow:0 24px 60px rgba(0,0,0,.32);
}
.assurance-item strong{display:block;font-size:16px;line-height:1.45}
.assurance-item p{margin-top:7px;color:var(--muted);font-size:13px;line-height:1.78}
.assurance-dot{
  display:inline-block;
  width:8px;
  height:8px;
  margin-right:7px;
  border-radius:50%;
  background:var(--success);
  box-shadow:0 0 11px rgba(62,230,196,.6);
  vertical-align:2px;
}

/* 时间线 */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  position:relative;
}
.timeline::before{
  content:"";
  position:absolute;
  left:2%;
  right:2%;
  top:18px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(148,190,255,.32),transparent);
}
.timeline-item{
  position:relative;
  padding-top:44px;
}
.timeline-dot{
  position:absolute;
  left:0;
  top:10px;
  width:16px;
  height:16px;
  border-radius:50%;
  border:3px solid #071022;
  background:var(--primary-2);
  box-shadow:0 0 16px rgba(54,214,255,.72);
}
.timeline-item h3{font-size:16px;line-height:1.45}
.timeline-item p{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.75}

/* CMS 资讯 */
.cms-layout{
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:22px;
  align-items:start;
}
.cms-panel{
  padding:24px;
  border:1px solid var(--line);
  border-radius:16px;
  background:rgba(8,19,38,.7);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.cms-item{
  display:block;
  padding:16px 0;
  border-bottom:1px solid rgba(148,190,255,.1);
  transition:color .2s ease;
}
.cms-item:first-child{padding-top:0}
.cms-item:last-child{border-bottom:0;padding-bottom:0}
.cms-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:6px;
  color:var(--muted);
  font-size:12px;
}
.cms-meta span:first-child{
  color:var(--primary-2);
  font-weight:700;
}
.cms-item strong{
  display:block;
  color:#fff;
  font-size:17px;
  line-height:1.52;
  transition:color .2s ease;
}
.cms-item p{
  margin-top:4px;
  color:var(--muted);
  font-size:13px;
  line-height:1.72;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.cms-item:hover strong{color:var(--primary-2)}
.side-title{
  padding-bottom:14px;
  border-bottom:1px solid rgba(148,190,255,.12);
  font-size:16px;
  line-height:1.4;
}
.side-list{display:grid;gap:12px;margin-top:16px}
.side-item{
  display:block;
  padding:12px 13px;
  border:1px solid rgba(148,190,255,.1);
  border-radius:10px;
  background:rgba(255,255,255,.025);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.side-item:hover{
  transform:translateX(2px);
  border-color:rgba(54,214,255,.38);
  background:rgba(54,214,255,.06);
}
.side-item strong{
  display:block;
  color:#e9f3ff;
  font-size:13px;
  line-height:1.55;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.side-item span{
  display:block;
  margin-top:5px;
  color:var(--muted);
  font-size:11px;
}
.empty-state{
  margin:0;
  padding:18px;
  border:1px dashed rgba(148,190,255,.22);
  border-radius:10px;
  color:var(--muted);
  font-size:13px;
  text-align:center;
}

/* 内容日历 */
.calendar-list{display:grid;gap:10px}
.calendar-row{
  display:grid;
  grid-template-columns:92px 1fr auto;
  gap:16px;
  align-items:center;
  padding:14px 16px;
  border:1px solid rgba(148,190,255,.12);
  border-radius:12px;
  background:rgba(255,255,255,.03);
  transition:border-color .2s ease,background .2s ease;
}
.calendar-row:hover{
  border-color:rgba(54,214,255,.32);
  background:rgba(54,214,255,.045);
}
.calendar-date{
  color:var(--primary-2);
  font-size:14px;
  font-weight:800;
  letter-spacing:.03em;
}
.calendar-main strong{display:block;font-size:15px;line-height:1.5}
.calendar-main span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.calendar-status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:#bcd4ee;
  font-size:12px;
  white-space:nowrap;
}
.calendar-status::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--primary-2);
  box-shadow:0 0 9px rgba(54,214,255,.75);
}

/* 适用人群 */
.audience-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.audience-card{
  display:flex;
  gap:14px;
  padding:20px;
}
.audience-mark{
  flex:0 0 38px;
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border-radius:10px;
  border:1px solid rgba(54,214,255,.27);
  background:rgba(54,214,255,.08);
  color:var(--primary-2);
  font-size:13px;
  font-weight:800;
}
.audience-card h3{font-size:16px;line-height:1.45}
.audience-card p{margin-top:5px;color:var(--muted);font-size:13px;line-height:1.75}

/* 数据指标 */
.metric-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.metric-card{
  padding:24px 18px;
  border:1px solid var(--line);
  border-radius:14px;
  background:rgba(255,255,255,.045);
  text-align:center;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.metric-card:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.metric-card strong{
  display:block;
  color:#fff;
  font-size:34px;
  line-height:1.15;
  letter-spacing:-.03em;
}
.metric-card span{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:12px;
  line-height:1.6;
}

/* 专题索引 */
.topic-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.topic-pill{
  display:inline-flex;
  align-items:center;
  padding:9px 14px;
  border:1px solid rgba(148,190,255,.18);
  border-radius:999px;
  background:rgba(255,255,255,.035);
  color:#c9dcf8;
  font-size:13px;
  line-height:1.4;
  transition:border-color .2s ease,background .2s ease,color .2s ease,transform .2s ease;
}
.topic-pill:hover{
  transform:translateY(-2px);
  color:#fff;
  border-color:rgba(54,214,255,.45);
  background:rgba(54,214,255,.08);
}

/* CTA 收口 */
.cta-section{padding-top:34px;padding-bottom:82px}
.cta-panel{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  padding:42px;
  border:1px solid rgba(54,214,255,.28);
  border-radius:20px;
  background:
    radial-gradient(520px 240px at 90% 0%,rgba(54,214,255,.2),transparent 70%),
    linear-gradient(135deg,rgba(47,124,255,.2),rgba(124,92,255,.12)),
    rgba(8,19,38,.9);
  box-shadow:0 24px 70px rgba(0,0,0,.4),0 0 42px rgba(54,214,255,.1);
}
.cta-panel::after{
  content:"";
  position:absolute;
  right:-80px;
  bottom:-130px;
  width:280px;
  height:280px;
  border-radius:50%;
  border:1px solid rgba(54,214,255,.16);
  background:radial-gradient(circle,rgba(54,214,255,.12),transparent 65%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:720px}
.cta-copy h2{
  font-size:clamp(24px,3vw,32px);
  line-height:1.32;
}
.cta-copy p{
  margin-top:10px;
  color:var(--muted-2);
  font-size:14px;
  line-height:1.8;
}
.cta-panel .btn{position:relative;z-index:1;flex-shrink:0}

/* 页脚 */
.site-footer{
  padding:54px 0 24px;
  border-top:1px solid rgba(148,190,255,.14);
  background:#040813;
}
.footer-brand-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  padding-bottom:30px;
  border-bottom:1px solid rgba(148,190,255,.1);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.footer-brand .brand-mark{
  width:36px;
  height:36px;
  font-size:17px;
}
.footer-brand strong{
  display:block;
  font-size:18px;
  line-height:1.35;
}
.footer-brand span{
  display:block;
  margin-top:2px;
  color:var(--muted);
  font-size:12px;
}
.footer-note{
  max-width:430px;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:30px;
  padding:34px 0 30px;
}
.footer-col h4{
  color:#fff;
  font-size:14px;
  letter-spacing:.06em;
}
.footer-links{
  display:grid;
  gap:9px;
  margin-top:14px;
}
.footer-links a{
  color:var(--muted);
  font-size:13px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:var(--primary-2);padding-left:3px}
.footer-col p{
  margin-top:14px;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-top:20px;
  border-top:1px solid rgba(148,190,255,.1);
  color:#7f94b0;
  font-size:12px;
  line-height:1.7;
}
.footer-bottom .domain{color:#9fb2cc;font-weight:600}
.footer-bottom .domain:hover{color:var(--primary-2)}

/* 响应式 */
@media (max-width:1024px){
  .entry-grid,.pain-grid,.pick-grid,.steps-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid,.assurance-panel,.timeline,.metric-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.reputation-layout,.cms-layout{grid-template-columns:1fr}
  .timeline::before{display:none}
  .timeline-item{padding-top:36px}
  .hero{min-height:520px}
  .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .primary-nav{
    display:none;
    position:absolute;
    top:calc(100% + 8px);
    right:20px;
    width:min(330px,calc(100vw - 40px));
    flex-direction:column;
    align-items:stretch;
    gap:12px;
    padding:16px;
    border:1px solid rgba(148,190,255,.2);
    border-radius:14px;
    background:rgba(7,15,32,.97);
    box-shadow:0 24px 60px rgba(0,0,0,.52);
    backdrop-filter:blur(18px);
  }
  .primary-nav.open{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{
    width:100%;
    height:44px;
    padding:0 12px;
    border-radius:8px;
  }
  .nav-link.active{background:rgba(54,214,255,.08)}
  .nav-link.active::after{display:none}
  .nav-cta{width:100%;height:44px}
  .header-inner{min-height:64px}
  .brand-text{font-size:17px}
  .brand-text small{font-size:10px}
  .hero{padding:72px 0 48px}
  .section{padding:62px 0}
  .footer-brand-row{flex-direction:column}
  .cta-panel{flex-direction:column;align-items:flex-start}
}
@media (max-width:768px){
  .container{width:calc(100% - 32px)}
  .hero h1{font-size:clamp(30px,7vw,40px)}
  .hero-lead{font-size:15px}
  .hero-metrics{grid-template-columns:1fr 1fr}
  .entry-grid,.pain-grid,.pick-grid,.steps-grid,.feature-grid,.assurance-panel,.timeline,.metric-row,.audience-grid{grid-template-columns:1fr}
  .cms-panel{padding:20px}
  .calendar-row{grid-template-columns:74px 1fr}
  .calendar-status{grid-column:2}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .brand-text{font-size:15px;max-width:190px}
  .brand-text small{display:none}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .hero{
    min-height:0;
    padding:58px 0 36px;
  }
  .hero-kicker{font-size:12px;padding:7px 11px}
  .hero h1{font-size:29px;line-height:1.28}
  .hero-lead{font-size:14px;line-height:1.82}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-metrics{grid-template-columns:1fr}
  .section{padding:52px 0}
  .section-title{font-size:25px}
  .glass-card{padding:18px}
  .entry-card,.step-card,.pain-card{min-height:0;padding:20px}
  .metric-chip strong{font-size:18px}
  .quote-panel{padding:24px}
  .cta-panel{padding:26px;border-radius:16px}
  .cta-panel .btn{width:100%}
  .calendar-row{grid-template-columns:1fr;gap:7px}
  .calendar-status{grid-column:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{font-size:11px}
}

/* roulang page: article */
:root{
 --bg:#050a17;
 --bg-deep:#030712;
 --bg-soft:#081326;
 --panel:rgba(10,23,47,.78);
 --glass:rgba(255,255,255,.055);
 --glass-strong:rgba(255,255,255,.085);
 --line:rgba(148,190,255,.16);
 --line-strong:rgba(74,180,255,.44);
 --text:#edf5ff;
 --muted:#9fb2cc;
 --muted-2:#c4d4e9;
 --primary:#2f7cff;
 --primary-2:#36d6ff;
 --accent:#7c5cff;
 --success:#3ee6c4;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 45px rgba(0,0,0,.34);
 --shadow-hover:0 22px 55px rgba(0,0,0,.46),0 0 26px rgba(54,214,255,.14);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 min-width:320px;
 font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 500px at 80% -10%,rgba(47,124,255,.18),transparent 60%),
 radial-gradient(740px 520px at 0% 28%,rgba(124,92,255,.12),transparent 62%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
body::before{
 content:"";
 position:fixed;
 inset:0;
 pointer-events:none;
 z-index:-1;
 background-image:linear-gradient(rgba(148,190,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(148,190,255,.035) 1px,transparent 1px);
 background-size:52px 52px;
 -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
 mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit}
::selection{background:rgba(54,214,255,.3);color:#fff}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
/* ===== 顶部刊头导航 ===== */
.site-header{
 position:sticky;
 top:0;
 z-index:100;
 background:rgba(5,10,23,.84);
 border-bottom:1px solid rgba(148,190,255,.12);
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{
 background:rgba(5,10,23,.95);
 box-shadow:0 14px 34px rgba(0,0,0,.38);
}
.header-inner{
 min-height:72px;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;
 display:grid;place-items:center;
 border-radius:11px;color:#fff;
 font-size:19px;font-weight:900;
 background:linear-gradient(135deg,rgba(47,124,255,.98),rgba(54,214,255,.76));
 box-shadow:0 0 20px rgba(54,214,255,.36),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand-text{
 display:flex;flex-direction:column;
 font-size:20px;font-weight:850;line-height:1.2;letter-spacing:.02em;
}
.brand-text small{margin-top:3px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:.13em}
.primary-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:5px}
.nav-link{
 position:relative;
 display:inline-flex;align-items:center;
 height:40px;padding:0 12px;
 border-radius:8px;
 color:var(--muted);font-size:14px;font-weight:600;
 white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.055)}
.nav-link.active{color:#fff}
.nav-link.active::after{
 content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--primary),var(--primary-2));
 box-shadow:0 0 12px rgba(54,214,255,.68);
}
.nav-cta{
 display:inline-flex;align-items:center;justify-content:center;
 height:40px;padding:0 18px;border-radius:9px;
 color:#fff;font-size:14px;font-weight:750;
 background:linear-gradient(135deg,var(--primary),#39b9ff);
 box-shadow:0 0 22px rgba(47,124,255,.36),inset 0 1px 0 rgba(255,255,255,.25);
 transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 30px rgba(54,214,255,.52),inset 0 1px 0 rgba(255,255,255,.32)}
.nav-toggle{
 display:none;
 width:42px;height:42px;padding:10px;
 border:1px solid var(--line);border-radius:10px;
 background:rgba(255,255,255,.045);
 cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#dceaff;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ===== 通用组件 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:46px;padding:0 22px;
 border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:750;line-height:1;
 cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
 color:#fff;
 background:linear-gradient(135deg,var(--primary),#2fc7ff);
 box-shadow:0 0 26px rgba(47,124,255,.42),inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:hover{box-shadow:0 0 34px rgba(54,214,255,.56),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-ghost{
 color:#dfeaff;border-color:rgba(148,190,255,.32);
 background:rgba(255,255,255,.045);
 backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(54,214,255,.6);background:rgba(54,214,255,.1);box-shadow:0 0 22px rgba(54,214,255,.16)}
.pill{
 display:inline-flex;align-items:center;gap:7px;
 padding:7px 12px;
 border:1px solid rgba(148,190,255,.2);
 border-radius:999px;
 color:#bed3f0;background:rgba(10,23,47,.58);
 font-size:12px;font-weight:600;
 backdrop-filter:blur(10px);
}
.pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 9px var(--primary-2)}
.tag{
 display:inline-flex;align-items:center;
 padding:4px 9px;border-radius:999px;
 color:#b9d9ff;background:rgba(47,124,255,.14);
 border:1px solid rgba(97,172,255,.18);
 font-size:12px;line-height:1.4;white-space:nowrap;
}
.glass-card{
 background:var(--glass);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.glass-card:hover{
 transform:translateY(-4px);
 border-color:var(--line-strong);
 box-shadow:var(--shadow-hover);
 background:var(--glass-strong);
}
.section{padding:54px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,19,38,.62),rgba(5,10,23,0));border-top:1px solid rgba(148,190,255,.08);border-bottom:1px solid rgba(148,190,255,.08)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:26px}
.section-head h2{font-size:clamp(20px,2.4vw,26px);font-weight:850;line-height:1.35;letter-spacing:-.01em}
.section-kicker{
 display:inline-flex;align-items:center;gap:8px;
 margin-bottom:9px;
 color:var(--primary-2);font-size:12px;font-weight:750;letter-spacing:.16em;
}
.section-kicker::before{content:"";width:20px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary-2),transparent)}
.section-head p{max-width:520px;color:var(--muted);font-size:13.5px;line-height:1.8}
/* ===== 文章首屏 ===== */
.article-hero{padding:42px 0 6px}
.hero-shell{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,.82fr);gap:38px;align-items:start}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12px;color:#7f93ad;margin-bottom:18px}
.breadcrumb a{color:#a9c8ef;transition:color .2s}
.breadcrumb a:hover{color:var(--primary-2)}
.breadcrumb span.sep{color:rgba(148,190,255,.36)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{
 display:inline-flex;align-items:center;gap:6px;
 padding:5px 11px;border-radius:999px;
 font-size:12px;font-weight:650;
 color:#cfe4ff;background:rgba(47,124,255,.16);
 border:1px solid rgba(97,172,255,.26);
}
.chip.is-accent{color:#d8fff6;background:rgba(62,230,196,.12);border-color:rgba(62,230,196,.28)}
.article-title{
 font-size:clamp(26px,3.5vw,42px);
 line-height:1.3;font-weight:850;letter-spacing:-.012em;
 text-shadow:0 0 32px rgba(54,214,255,.14);
}
.article-lead{margin-top:18px;max-width:62ch;color:var(--muted-2);font-size:15px;line-height:1.85}
.article-meta{
 display:flex;flex-wrap:wrap;gap:10px 20px;
 margin-top:22px;padding-top:16px;
 border-top:1px solid rgba(148,190,255,.12);
 font-size:12.5px;color:var(--muted);
}
.article-meta strong{color:#dceaff;font-weight:700}
.cover{
 margin:0;overflow:hidden;
 border-radius:var(--radius);
 border:1px solid var(--line);
 background:var(--panel);
 box-shadow:var(--shadow);
}
.cover img{width:100%;aspect-ratio:16/11;object-fit:cover}
.cover figcaption{padding:12px 16px;font-size:12px;line-height:1.7;color:var(--muted)}
/* ===== 正文排版 ===== */
.article-panel{
 padding:clamp(20px,3vw,38px);
 border-radius:var(--radius);
 border:1px solid var(--line);
 background:var(--panel);
 box-shadow:var(--shadow);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
}
.article-body{font-size:15.5px;line-height:1.85;color:var(--muted-2);overflow-wrap:break-word}
.article-body>*:first-child{margin-top:0}
.article-body h2{
 margin:34px 0 14px;padding-left:13px;
 font-size:clamp(19px,2.2vw,23px);font-weight:800;line-height:1.45;color:#fff;
 border-left:3px solid var(--primary-2);
}
.article-body h3{margin:26px 0 10px;font-size:17.5px;font-weight:750;color:#e6f2ff}
.article-body h4{margin:20px 0 8px;font-size:15.5px;font-weight:700;color:#dbeaff}
.article-body p{margin:0 0 15px}
.article-body strong{color:#fff;font-weight:750}
.article-body em{color:#a8d6ff;font-style:normal}
.article-body a{color:#7fc4ff;border-bottom:1px solid rgba(127,196,255,.38);transition:color .2s,border-color .2s}
.article-body a:hover{color:#bde8ff;border-color:#bde8ff}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:7px 0;line-height:1.8}
.article-body li::marker{color:var(--primary-2)}
.article-body img{margin:20px 0;border-radius:12px;border:1px solid var(--line)}
.article-body blockquote{
 margin:20px 0;padding:14px 18px;
 border-left:3px solid var(--primary);
 border-radius:0 10px 10px 0;
 background:rgba(47,124,255,.1);
 color:#cfe2fa;
}
.article-body table{width:100%;margin:20px 0;border-collapse:collapse;font-size:14px}
.article-body th,.article-body td{padding:10px 12px;text-align:left;border:1px solid rgba(148,190,255,.16)}
.article-body th{background:rgba(47,124,255,.14);color:#e6f2ff;font-weight:700}
.article-body hr{margin:28px 0;border:0;border-top:1px solid rgba(148,190,255,.14)}
.empty-state{padding:46px 24px;text-align:center;border-radius:12px;border:1px dashed rgba(148,190,255,.28);background:rgba(10,23,47,.5)}
.empty-state h2{margin:0 0 10px;padding:0;border:0;font-size:22px;color:#fff}
.empty-state p{margin:0 0 18px;color:var(--muted);font-size:14px}
/* ===== 数据条 ===== */
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat{
 padding:20px;
 border-radius:var(--radius-sm);
 border:1px solid var(--line);
 background:linear-gradient(160deg,rgba(47,124,255,.14),rgba(255,255,255,.03));
 text-align:left;
 transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.stat:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 0 24px rgba(54,214,255,.16)}
.stat b{display:block;font-size:clamp(22px,2.6vw,28px);font-weight:850;color:#fff;line-height:1.2}
.stat b span{font-size:13px;font-weight:600;color:var(--primary-2);margin-left:3px}
.stat small{display:block;margin-top:6px;font-size:12.5px;color:var(--muted);line-height:1.6}
/* ===== 卡片网格 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.info-card{padding:22px;display:flex;flex-direction:column;gap:12px}
.info-card .card-icon{
 width:38px;height:38px;display:grid;place-items:center;
 border-radius:10px;
 color:#bde8ff;font-size:13px;font-weight:800;letter-spacing:.04em;
 background:rgba(54,214,255,.12);
 border:1px solid rgba(54,214,255,.26);
}
.info-card h3{font-size:16.5px;font-weight:780;line-height:1.45;color:#fff}
.info-card p{font-size:13.5px;line-height:1.8;color:var(--muted)}
.info-card .tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:4px}
/* ===== 清单 ===== */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 26px}
.check-item{
 display:flex;gap:13px;align-items:flex-start;
 padding:15px 18px;
 border-radius:var(--radius-sm);
 border:1px solid rgba(148,190,255,.13);
 background:rgba(255,255,255,.035);
 transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.check-item:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(54,214,255,.08)}
.check-num{
 flex:0 0 auto;
 width:26px;height:26px;display:grid;place-items:center;
 border-radius:8px;font-size:12.5px;font-weight:800;color:#03111f;
 background:linear-gradient(135deg,var(--primary-2),var(--success));
}
.check-item strong{display:block;margin-bottom:3px;font-size:14.5px;color:#fff;font-weight:720}
.check-item span{display:block;font-size:13px;line-height:1.75;color:var(--muted)}
/* ===== 延伸阅读 ===== */
.post-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.post-item{
 display:flex;flex-direction:column;gap:10px;
 padding:20px;
 border-radius:var(--radius-sm);
 border:1px solid var(--line);
 background:var(--glass);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.post-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);background:var(--glass-strong)}
.post-item .post-index{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--primary-2)}
.post-item-title{font-size:15px;font-weight:720;line-height:1.6;color:#eaf4ff}
.post-item-date{font-size:12px;color:#7f93ad}
.post-item p{font-size:13px;line-height:1.75;color:var(--muted)}
/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px}
.faq-item{
 border-radius:var(--radius-sm);
 border:1px solid var(--line);
 background:rgba(255,255,255,.035);
 overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(47,124,255,.1)}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:16px 20px;
 cursor:pointer;list-style:none;
 font-size:15px;font-weight:700;color:#eaf4ff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex:0 0 auto;
 width:22px;height:22px;display:grid;place-items:center;
 border-radius:50%;font-size:14px;font-weight:700;
 color:#bde8ff;background:rgba(54,214,255,.14);
 border:1px solid rgba(54,214,255,.28);
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-answer{padding:0 20px 18px;font-size:13.8px;line-height:1.85;color:var(--muted-2)}
/* ===== 收口 CTA ===== */
.cta-band{
 display:flex;align-items:center;justify-content:space-between;gap:30px;
 padding:clamp(24px,3.4vw,40px);
 border-radius:var(--radius);
 border:1px solid rgba(54,214,255,.3);
 background:
 radial-gradient(620px 240px at 88% -30%,rgba(54,214,255,.24),transparent 66%),
 linear-gradient(135deg,rgba(47,124,255,.2),rgba(124,92,255,.14)),
 rgba(6,14,30,.9);
 box-shadow:0 0 42px rgba(47,124,255,.18),inset 0 1px 0 rgba(255,255,255,.08);
}
.cta-band h2{font-size:clamp(20px,2.6vw,27px);font-weight:850;line-height:1.4;color:#fff}
.cta-band p{margin-top:12px;max-width:56ch;font-size:13.8px;line-height:1.85;color:var(--muted-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
/* ===== 页脚 ===== */
.site-footer{
 margin-top:76px;
 padding:56px 0 28px;
 border-top:1px solid var(--line);
 background:linear-gradient(180deg,rgba(8,19,38,.62),rgba(3,7,18,.94));
}
.footer-brand-row{
 display:flex;align-items:flex-start;justify-content:space-between;gap:34px;
 padding-bottom:28px;
 border-bottom:1px solid rgba(148,190,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.footer-brand strong{display:block;font-size:17px;font-weight:820;color:#fff;line-height:1.3}
.footer-brand span{display:block;margin-top:2px;font-size:12px;color:var(--muted);letter-spacing:.06em}
.footer-note{max-width:560px;font-size:13px;line-height:1.85;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding:32px 0}
.footer-col h4{margin:0 0 14px;font-size:13px;font-weight:750;letter-spacing:.1em;color:#e6f2ff}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13px;color:var(--muted);transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--primary-2);transform:translateX(2px)}
.footer-col p{margin:0 0 10px;font-size:12.8px;line-height:1.85;color:var(--muted)}
.footer-col .domain{color:#9fc6ff;border-bottom:1px dashed rgba(159,198,255,.35);transition:color .2s,border-color .2s}
.footer-col .domain:hover{color:#c9e7ff;border-color:#c9e7ff}
.footer-bottom{
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
 padding-top:20px;
 border-top:1px solid rgba(148,190,255,.1);
 font-size:12px;color:#7f93ad;
}
/* ===== 响应式 ===== */
@media (max-width:1024px){
 .hero-shell{grid-template-columns:1fr;gap:26px}
 .cover img{aspect-ratio:16/8}
 .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .post-list{grid-template-columns:repeat(2,minmax(0,1fr))}
 .cta-band{flex-direction:column;align-items:flex-start}
 .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
}
@media (max-width:980px){
 .nav-toggle{display:flex}
 .primary-nav{
  position:absolute;top:100%;left:0;right:0;
  display:none;flex-direction:column;align-items:stretch;gap:14px;
  padding:16px 20px 22px;margin-left:0;
  background:rgba(5,10,23,.98);
  border-bottom:1px solid var(--line);
  box-shadow:0 24px 40px rgba(0,0,0,.45);
 }
 .primary-nav.open{display:flex}
 .nav-list{flex-direction:column;align-items:stretch;gap:4px}
 .nav-link{height:44px;padding:0 14px}
 .nav-link.active::after{left:14px;right:auto;width:26px;bottom:8px}
 .nav-cta{align-self:flex-start}
 .brand-text{font-size:17px}
 .brand-text small{font-size:10.5px}
}
@media (max-width:768px){
 .container{width:calc(100% - 32px)}
 .section{padding:42px 0}
 .section-head{flex-direction:column;align-items:flex-start;gap:12px}
 .section-head p{max-width:100%}
 .checklist{grid-template-columns:1fr}
 .footer-brand-row{flex-direction:column;gap:18px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .article-panel{padding:20px 16px}
 .cta-actions{width:100%}
 .cta-actions .btn{flex:1 1 auto}
}
@media (max-width:520px){
 .article-hero{padding-top:30px}
 .stats-grid{grid-template-columns:1fr}
 .card-grid,.post-list{grid-template-columns:1fr}
 .btn{min-height:44px;padding:0 18px}
 .faq-item summary{font-size:14px;padding:14px 16px}
 .faq-answer{padding:0 16px 16px;font-size:13.2px}
 .article-meta{gap:8px 14px;font-size:12px}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: category1 */
:root{
 --bg:#050a17;
 --bg-deep:#030712;
 --bg-soft:#081326;
 --panel:rgba(10,23,47,.78);
 --glass:rgba(255,255,255,.055);
 --glass-strong:rgba(255,255,255,.085);
 --line:rgba(148,190,255,.16);
 --line-strong:rgba(74,180,255,.44);
 --text:#edf5ff;
 --muted:#9fb2cc;
 --muted-2:#c4d4e9;
 --primary:#2f7cff;
 --primary-2:#36d6ff;
 --accent:#7c5cff;
 --success:#3ee6c4;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 45px rgba(0,0,0,.34);
 --shadow-hover:0 22px 55px rgba(0,0,0,.46),0 0 26px rgba(54,214,255,.14);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
 margin:0;
 min-width:320px;
 font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
  radial-gradient(900px 500px at 80% -10%,rgba(47,124,255,.18),transparent 60%),
  radial-gradient(740px 520px at 0% 28%,rgba(124,92,255,.12),transparent 62%),
  var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
body::before{
 content:"";
 position:fixed;
 inset:0;
 pointer-events:none;
 z-index:-1;
 background-image:linear-gradient(rgba(148,190,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(148,190,255,.035) 1px,transparent 1px);
 background-size:52px 52px;
 mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
 -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{padding:0;list-style:none}
strong{font-weight:800}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}

/* ============ 顶部刊头导航 ============ */
.site-header{
 position:sticky;
 top:0;
 z-index:100;
 background:rgba(5,10,23,.84);
 border-bottom:1px solid rgba(148,190,255,.12);
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{
 background:rgba(5,10,23,.95);
 box-shadow:0 14px 34px rgba(0,0,0,.38);
}
.header-inner{
 min-height:72px;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;display:grid;place-items:center;border-radius:11px;
 color:#fff;font-size:19px;font-weight:900;
 background:linear-gradient(135deg,rgba(47,124,255,.98),rgba(54,214,255,.76));
 box-shadow:0 0 20px rgba(54,214,255,.36),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand-text{display:flex;flex-direction:column;font-size:20px;font-weight:850;line-height:1.2;letter-spacing:.02em}
.brand-text small{margin-top:3px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:.13em}
.primary-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:5px}
.nav-link{
 position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
 border-radius:8px;color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.055)}
.nav-link.active{color:#fff}
.nav-link.active::after{
 content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--primary),var(--primary-2));
 box-shadow:0 0 12px rgba(54,214,255,.68);
}
.nav-cta{
 display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;
 border-radius:9px;color:#fff;font-size:14px;font-weight:750;
 background:linear-gradient(135deg,var(--primary),#39b9ff);
 box-shadow:0 0 22px rgba(47,124,255,.36),inset 0 1px 0 rgba(255,255,255,.25);
 transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 30px rgba(54,214,255,.52),inset 0 1px 0 rgba(255,255,255,.32)}
.nav-toggle{
 display:none;width:42px;height:42px;padding:10px;border:1px solid var(--line);border-radius:10px;
 background:rgba(255,255,255,.045);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#dceaff;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 通用组件 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;
 border-radius:9px;border:1px solid transparent;font-size:14px;font-weight:750;line-height:1;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,filter .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
 color:#fff;background:linear-gradient(135deg,var(--primary),#2fc7ff);
 box-shadow:0 0 26px rgba(47,124,255,.42),inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:hover{box-shadow:0 0 34px rgba(54,214,255,.56),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-ghost{
 color:#dfeaff;border-color:rgba(148,190,255,.32);background:rgba(255,255,255,.045);
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(54,214,255,.6);background:rgba(54,214,255,.1);box-shadow:0 0 22px rgba(54,214,255,.16)}
.pill{
 display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid rgba(148,190,255,.2);
 border-radius:999px;color:#bed3f0;background:rgba(10,23,47,.58);font-size:12px;font-weight:600;
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 9px var(--primary-2)}
.tag{
 display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;color:#b9d9ff;
 background:rgba(47,124,255,.14);border:1px solid rgba(97,172,255,.18);font-size:12px;line-height:1.4;white-space:nowrap;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

.card{
 position:relative;padding:24px;border-radius:var(--radius);border:1px solid var(--line);
 background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);background:var(--glass-strong)}
.card h3{margin:0 0 10px;font-size:17px;font-weight:800;line-height:1.5}
.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.card-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
 background:rgba(47,124,255,.14);border:1px solid rgba(97,172,255,.24);color:#7fd6ff;
}
.card-icon svg{width:22px;height:22px}

/* ============ 板块 ============ */
.section{padding:72px 0}
.section--soft{background:var(--bg-soft);border-top:1px solid rgba(148,190,255,.09);border-bottom:1px solid rgba(148,190,255,.09)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.35;font-weight:850;margin:10px 0 12px;letter-spacing:.01em}
.section-head p{color:var(--muted);font-size:15px;line-height:1.8}
.eyebrow{
 display:inline-flex;align-items:center;gap:9px;color:#8fc6ff;font-size:12.5px;font-weight:700;letter-spacing:.16em;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
.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)}

/* ============ 分类 Hero ============ */
.cat-hero{padding:64px 0 76px;position:relative;overflow:hidden}
.cat-hero::after{
 content:"";position:absolute;top:-140px;right:-120px;width:460px;height:460px;border-radius:50%;
 background:radial-gradient(circle,rgba(47,124,255,.22),transparent 66%);pointer-events:none;
}
.cat-hero__inner{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;position:relative;z-index:1}
.cat-hero__copy h1{
 font-size:clamp(30px,4.2vw,44px);line-height:1.24;font-weight:900;margin:18px 0 18px;letter-spacing:.01em;
 background:linear-gradient(120deg,#ffffff 22%,#bcddff 60%,#6fd3ff 96%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero__lead{color:var(--muted-2);font-size:15.5px;line-height:1.85;max-width:560px}
.cat-hero__copy .tag-row{margin-top:22px}
.cat-hero__visual{position:relative;display:flex;justify-content:center}
.device-card{
 position:relative;width:100%;max-width:322px;margin:0;border-radius:24px;overflow:hidden;
 border:1px solid var(--line-strong);background:#061024;
 box-shadow:0 26px 62px rgba(0,0,0,.52),0 0 44px rgba(54,214,255,.14);
}
.device-card img{width:100%;aspect-ratio:9/15;object-fit:cover;opacity:.94}
.device-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,23,.12),rgba(5,10,23,.88) 80%)}
.device-card figcaption{
 position:absolute;left:0;right:0;bottom:0;z-index:2;display:flex;align-items:center;gap:8px;
 padding:16px 18px;font-size:13px;font-weight:600;color:#d6e6ff;
}
.dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 12px var(--success);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.float-card{
 position:absolute;right:-4px;top:48px;z-index:3;padding:12px 16px;border-radius:12px;text-align:center;
 background:rgba(10,23,47,.94);border:1px solid var(--line-strong);box-shadow:var(--shadow);
 backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.float-card strong{display:block;font-size:20px;color:var(--primary-2);line-height:1.3}
.float-card span{font-size:11.5px;color:var(--muted)}

/* ============ 痛点 / 方案 ============ */
.pain-num{
 position:absolute;top:18px;right:22px;font-size:34px;font-weight:900;line-height:1;
 color:rgba(148,190,255,.14);letter-spacing:-.02em;
}
.layer-list{display:grid;gap:14px}
.layer{
 display:grid;grid-template-columns:120px 1fr;gap:22px;align-items:center;padding:22px 24px;
 border-radius:var(--radius);border:1px solid var(--line);background:var(--glass);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.layer:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.layer-key{
 font-size:13px;font-weight:800;color:#9fdcff;letter-spacing:.1em;text-align:center;
 padding:10px 8px;border-radius:10px;background:rgba(47,124,255,.14);border:1px solid rgba(97,172,255,.22);
}
.layer h3{font-size:16.5px;margin:0 0 6px}
.layer p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
 position:relative;padding:26px 22px 24px;border-radius:var(--radius);border:1px solid var(--line);
 background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.step::before{
 counter-increment:step;content:"0" counter(step);
 display:block;font-size:13px;font-weight:900;letter-spacing:.14em;color:var(--primary-2);margin-bottom:14px;
}
.step h3{font-size:16px;margin:0 0 8px}
.step p{margin:0;color:var(--muted);font-size:13.6px;line-height:1.78}

/* ============ 数据 ============ */
.stats-panel{
 display:grid;grid-template-columns:repeat(4,1fr);gap:0;
 border-radius:18px;border:1px solid var(--line-strong);overflow:hidden;
 background:linear-gradient(140deg,rgba(47,124,255,.16),rgba(10,23,47,.86) 58%);
 box-shadow:var(--shadow);
}
.stat{padding:30px 24px;border-right:1px solid rgba(148,190,255,.12)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-size:32px;font-weight:900;line-height:1.2;color:#fff;letter-spacing:-.01em}
.stat strong em{font-style:normal;font-size:15px;font-weight:700;color:var(--primary-2);margin-left:4px}
.stat span{display:block;margin-top:8px;color:var(--muted);font-size:13.5px}

/* ============ 适用人群 ============ */
.split{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:start}
.split-figure{
 margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow);background:#061024;
}
.split-figure img{width:100%;aspect-ratio:4/3.4;object-fit:cover}
.split-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.mini-card{
 padding:20px;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--glass);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.mini-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);background:var(--glass-strong)}
.mini-card h3{font-size:15.5px;margin:0 0 8px}
.mini-card p{margin:0;color:var(--muted);font-size:13.6px;line-height:1.78}

/* ============ 资讯列表 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 border-radius:var(--radius);border:1px solid var(--line);background:var(--glass);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;overflow:hidden;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);background:var(--glass-strong)}
.post-link{display:block;padding:22px;height:100%}
.post-link .tag{margin-bottom:14px}
.post-link h3{font-size:16px;line-height:1.55;margin:0 0 10px;color:#f2f8ff}
.post-link p{color:var(--muted);font-size:13.6px;line-height:1.78;margin:0 0 16px}
.post-meta{display:block;color:#7f96b5;font-size:12.5px}
.empty-note{
 padding:34px 26px;border-radius:var(--radius);border:1px dashed rgba(148,190,255,.28);
 background:rgba(255,255,255,.03);color:var(--muted);font-size:14px;text-align:center;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
 border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--glass);overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item:hover{border-color:var(--line-strong);background:var(--glass-strong)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;font-size:15px;font-weight:700;color:#eaf4ff;
 display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex-shrink:0;width:22px;text-align:center;color:var(--primary-2);font-size:20px;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:14px;line-height:1.85}

/* ============ 收口 CTA ============ */
.cta-panel{
 position:relative;overflow:hidden;padding:52px 44px;border-radius:20px;text-align:center;
 border:1px solid var(--line-strong);
 background:linear-gradient(135deg,rgba(47,124,255,.2),rgba(124,92,255,.14) 55%,rgba(10,23,47,.9));
 box-shadow:0 24px 60px rgba(0,0,0,.4),0 0 40px rgba(54,214,255,.1);
}
.cta-panel::before{
 content:"";position:absolute;top:-90px;left:50%;transform:translateX(-50%);
 width:420px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(54,214,255,.24),transparent 68%);
 pointer-events:none;
}
.cta-panel h2{position:relative;font-size:clamp(23px,3vw,30px);font-weight:850;margin:0 0 14px}
.cta-panel p{position:relative;color:var(--muted-2);font-size:15px;max-width:620px;margin:0 auto;line-height:1.85}
.cta-panel .cta-row{position:relative;justify-content:center}

/* ============ 页脚 ============ */
.site-footer{margin-top:20px;border-top:1px solid var(--line);background:rgba(3,7,18,.72);padding:56px 0 28px}
.footer-brand-row{
 display:flex;justify-content:space-between;align-items:flex-start;gap:32px;flex-wrap:wrap;
 padding-bottom:32px;border-bottom:1px solid rgba(148,190,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand strong{display:block;font-size:17px;font-weight:850}
.footer-brand div > span{display:block;margin-top:3px;color:var(--muted);font-size:12.5px;letter-spacing:.06em}
.footer-note{max-width:440px;color:var(--muted);font-size:13.6px;line-height:1.8}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding:34px 0}
.footer-col h4{margin:0 0 14px;font-size:14px;font-weight:800;color:#fff;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--muted);font-size:13.6px;transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--primary-2);transform:translateX(2px)}
.footer-col p{margin:0 0 10px;color:var(--muted);font-size:13px;line-height:1.8}
.footer-col .domain{color:var(--primary-2);font-size:13px}
.footer-bottom{
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
 padding-top:22px;border-top:1px solid rgba(148,190,255,.1);color:var(--muted);font-size:12.5px;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .header-inner{position:relative}
 .nav-toggle{display:flex}
 .primary-nav{
  display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:14px;
  padding:16px 20px 22px;background:rgba(5,10,23,.98);border-bottom:1px solid var(--line);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 20px 40px rgba(0,0,0,.45);
 }
 .primary-nav.open{display:flex}
 .nav-list{flex-direction:column;align-items:stretch;gap:2px}
 .nav-link{height:44px;padding:0 12px}
 .nav-link.active::after{display:none}
 .nav-link.active{background:rgba(47,124,255,.16);color:#bfe1ff}
 .nav-cta{width:100%}
 .cat-hero__inner{grid-template-columns:1fr;gap:44px}
 .cat-hero__visual{justify-content:flex-start}
 .device-card{max-width:300px}
 .split{grid-template-columns:1fr}
 .grid-4,.steps{grid-template-columns:repeat(2,1fr)}
 .stats-panel{grid-template-columns:repeat(2,1fr)}
 .stat{border-right:0;border-bottom:1px solid rgba(148,190,255,.12)}
 .stat:nth-child(odd){border-right:1px solid rgba(148,190,255,.12)}
 .stat:nth-last-child(-n+2){border-bottom:0}
}
@media (max-width:860px){
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .layer{grid-template-columns:1fr;gap:14px}
 .layer-key{text-align:left;display:inline-block}
 .cta-panel{padding:42px 26px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
 .container{width:calc(100% - 32px)}
 .cat-hero{padding:44px 0 56px}
 .section{padding:52px 0}
 .grid-2,.grid-3,.grid-4,.steps,.post-grid,.split-cards,.stats-panel{grid-template-columns:1fr}
 .stat{border-right:0;border-bottom:1px solid rgba(148,190,255,.12)}
 .stat:nth-last-child(-n+2){border-bottom:1px solid rgba(148,190,255,.12)}
 .stat:last-child{border-bottom:0}
 .float-card{right:0;top:24px;padding:10px 13px}
 .float-card strong{font-size:17px}
 .card{padding:20px}
 .footer-grid{grid-template-columns:1fr}
 .footer-brand-row{gap:20px}
 .cta-row .btn{width:100%}
 .brand-text{font-size:17px}
 .brand-text small{font-size:10px;letter-spacing:.08em}
 .cta-panel{padding:34px 20px}
 .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category3 */
:root{
 --bg:#050a17;
 --bg-deep:#030712;
 --bg-soft:#081326;
 --panel:rgba(10,23,47,.78);
 --glass:rgba(255,255,255,.055);
 --glass-strong:rgba(255,255,255,.085);
 --line:rgba(148,190,255,.16);
 --line-strong:rgba(74,180,255,.44);
 --text:#edf5ff;
 --muted:#9fb2cc;
 --muted-2:#c4d4e9;
 --primary:#2f7cff;
 --primary-2:#36d6ff;
 --accent:#7c5cff;
 --success:#3ee6c4;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 45px rgba(0,0,0,.34);
 --shadow-hover:0 22px 55px rgba(0,0,0,.46),0 0 26px rgba(54,214,255,.14);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 min-width:320px;
 font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 500px at 80% -10%,rgba(47,124,255,.18),transparent 60%),
 radial-gradient(740px 520px at 0% 28%,rgba(124,92,255,.12),transparent 62%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
body::before{
 content:"";
 position:fixed;
 inset:0;
 pointer-events:none;
 z-index:-1;
 background-image:linear-gradient(rgba(148,190,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(148,190,255,.035) 1px,transparent 1px);
 background-size:52px 52px;
 mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
 -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
/* ============ 顶部刊头导航 ============ */
.site-header{
 position:sticky;
 top:0;
 z-index:100;
 background:rgba(5,10,23,.84);
 border-bottom:1px solid rgba(148,190,255,.12);
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{
 background:rgba(5,10,23,.95);
 box-shadow:0 14px 34px rgba(0,0,0,.38);
}
.header-inner{
 min-height:72px;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;display:grid;place-items:center;
 border-radius:11px;color:#fff;font-size:19px;font-weight:900;
 background:linear-gradient(135deg,rgba(47,124,255,.98),rgba(54,214,255,.76));
 box-shadow:0 0 20px rgba(54,214,255,.36),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand-text{display:flex;flex-direction:column;font-size:20px;font-weight:850;line-height:1.2;letter-spacing:.02em}
.brand-text small{margin-top:3px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:.13em}
.primary-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:5px}
.nav-link{
 position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
 border-radius:8px;color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.055)}
.nav-link.active{color:#fff}
.nav-link.active::after{
 content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--primary),var(--primary-2));
 box-shadow:0 0 12px rgba(54,214,255,.68);
}
.nav-cta{
 display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;
 border-radius:9px;color:#fff;font-size:14px;font-weight:750;
 background:linear-gradient(135deg,var(--primary),#39b9ff);
 box-shadow:0 0 22px rgba(47,124,255,.36),inset 0 1px 0 rgba(255,255,255,.25);
 transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 30px rgba(54,214,255,.52),inset 0 1px 0 rgba(255,255,255,.32)}
.nav-toggle{
 display:none;width:42px;height:42px;padding:10px;border:1px solid var(--line);
 border-radius:10px;background:rgba(255,255,255,.045);cursor:pointer;
 align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#dceaff;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ============ 通用组件 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;
 border-radius:9px;border:1px solid transparent;font-size:14px;font-weight:750;line-height:1;
 cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
 color:#fff;background:linear-gradient(135deg,var(--primary),#2fc7ff);
 box-shadow:0 0 26px rgba(47,124,255,.42),inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:hover{box-shadow:0 0 34px rgba(54,214,255,.56),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-ghost{
 color:#dfeaff;border-color:rgba(148,190,255,.32);background:rgba(255,255,255,.045);
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(54,214,255,.6);background:rgba(54,214,255,.1);box-shadow:0 0 22px rgba(54,214,255,.16)}
.pill{
 display:inline-flex;align-items:center;gap:7px;padding:7px 12px;
 border:1px solid rgba(148,190,255,.2);border-radius:999px;color:#bed3f0;
 background:rgba(10,23,47,.58);font-size:12px;font-weight:600;
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 9px var(--primary-2)}
.tag{
 display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;color:#b9d9ff;
 background:rgba(47,124,255,.14);border:1px solid rgba(97,172,255,.18);font-size:12px;line-height:1.4;white-space:nowrap;
}
.tag--warm{color:#ffd9b0;background:rgba(255,164,66,.12);border-color:rgba(255,164,66,.24)}
.tag--green{color:#b6ffe9;background:rgba(62,230,196,.12);border-color:rgba(62,230,196,.24)}
.glass-card{
 background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.glass-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);background:var(--glass-strong)}
/* ============ Hero ============ */
.page-hero{
 position:relative;overflow:hidden;padding:64px 0 56px;
 border-bottom:1px solid rgba(148,190,255,.1);
 background-image:linear-gradient(180deg,rgba(5,10,23,.86),rgba(5,10,23,.96)),url("/assets/images/筑志红中麻将.webp");
 background-size:cover;background-position:center;
}
.page-hero::after{
 content:"";position:absolute;inset:auto 0 -1px 0;height:1px;
 background:linear-gradient(90deg,transparent,rgba(54,214,255,.55),transparent);
}
.crumb{
 display:flex;align-items:center;gap:8px;margin-bottom:18px;
 color:var(--muted);font-size:13px;letter-spacing:.02em;
}
.crumb a{color:var(--muted-2);transition:color .2s ease}
.crumb a:hover{color:var(--primary-2)}
.crumb span{color:rgba(159,178,204,.5)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.hero-title{
 font-size:40px;line-height:1.26;letter-spacing:-.01em;font-weight:900;
 text-shadow:0 8px 30px rgba(0,0,0,.42);
}
.hero-title em{font-style:normal;color:var(--primary-2);text-shadow:0 0 24px rgba(54,214,255,.42)}
.hero-sub{margin-top:16px;max-width:590px;color:var(--muted-2);font-size:15.5px;line-height:1.85}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin-top:14px;color:var(--muted);font-size:12.5px;letter-spacing:.02em}
/* 演示面板 */
.demo-panel{padding:22px;border-radius:var(--radius);position:relative}
.demo-panel::before{
 content:"";position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;
 background:linear-gradient(150deg,rgba(54,214,255,.14),transparent 46%);
}
.demo-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.demo-head strong{font-size:15px;font-weight:800;letter-spacing:.02em}
.demo-head span{font-size:11.5px;color:var(--muted);letter-spacing:.1em}
.demo-row{
 display:grid;grid-template-columns:88px 1fr auto;align-items:center;gap:12px;
 padding:12px 0;border-bottom:1px dashed rgba(148,190,255,.14);
}
.demo-row:last-of-type{border-bottom:0}
.demo-name{font-size:13.5px;font-weight:700;color:#e3eeff}
.demo-bar{height:7px;border-radius:999px;background:rgba(148,190,255,.14);overflow:hidden}
.demo-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--primary-2));box-shadow:0 0 12px rgba(54,214,255,.5)}
.demo-row:nth-child(3) .demo-bar i{background:linear-gradient(90deg,#7c5cff,#b28cff);box-shadow:0 0 12px rgba(124,92,255,.5)}
.demo-row:nth-child(4) .demo-bar i{background:linear-gradient(90deg,#2fb4a0,#3ee6c4);box-shadow:0 0 12px rgba(62,230,196,.45)}
.demo-val{font-size:12px;color:var(--muted-2);font-variant-numeric:tabular-nums}
.demo-foot{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 margin-top:14px;padding-top:14px;border-top:1px solid rgba(148,190,255,.14);
 font-size:12px;color:var(--muted);
}
.demo-dot{display:inline-flex;align-items:center;gap:6px}
.demo-dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 10px var(--success)}
/* ============ 板块 ============ */
.section{padding:74px 0;position:relative}
.section--soft{
 background:linear-gradient(180deg,rgba(8,19,38,.72),rgba(5,10,23,.24));
 border-top:1px solid rgba(148,190,255,.08);
 border-bottom:1px solid rgba(148,190,255,.08);
}
.section-head{max-width:760px;margin-bottom:38px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
 display:inline-flex;align-items:center;gap:9px;margin-bottom:12px;
 color:var(--primary-2);font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--primary-2));box-shadow:0 0 12px rgba(54,214,255,.6)}
.section-title{font-size:29px;line-height:1.36;font-weight:860;letter-spacing:-.01em}
.section-desc{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.85}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-split{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center}
/* 卡片 */
.card{padding:26px 24px;display:flex;flex-direction:column;gap:12px}
.card-icon{
 width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
 color:#d8ecff;font-size:15px;font-weight:800;
 background:rgba(47,124,255,.16);border:1px solid rgba(97,172,255,.28);
 box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
}
.card-icon svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card-title{font-size:17px;font-weight:800;letter-spacing:.01em}
.card-text{color:var(--muted);font-size:14px;line-height:1.8}
.card-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.card-num{
 font-size:12px;font-weight:800;letter-spacing:.14em;color:rgba(140,178,224,.7);
}
/* 痛点 */
.pain-card{padding:24px;border-left:2px solid rgba(255,140,120,.5)}
.pain-card h3{font-size:16px;font-weight:800;margin-bottom:8px}
.pain-card p{color:var(--muted);font-size:14px;line-height:1.8}
/* 图文块 */
.media-figure{
 position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow);
}
.media-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .5s ease}
.media-figure:hover img{transform:scale(1.04)}
.media-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
 font-size:12.5px;color:#dbe9ff;
 background:linear-gradient(180deg,transparent,rgba(3,7,18,.9));
}
.check-list{display:grid;gap:14px;margin-top:20px}
.check-list li{
 display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;
 color:var(--muted-2);font-size:14.5px;line-height:1.75;
}
.check-list li strong{color:#eaf4ff;font-weight:800}
.check-mark{
 width:22px;height:22px;margin-top:2px;border-radius:7px;display:grid;place-items:center;
 color:#0a1a2c;font-size:12px;font-weight:900;
 background:linear-gradient(135deg,var(--success),#8bffd9);
 box-shadow:0 0 14px rgba(62,230,196,.4);
}
/* 步骤 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{padding:24px 22px;position:relative}
.step-num{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:10px;margin-bottom:14px;
 font-size:13px;font-weight:900;color:#fff;
 background:linear-gradient(135deg,rgba(47,124,255,.9),rgba(54,214,255,.7));
 box-shadow:0 0 18px rgba(47,124,255,.4);
}
.step h3{font-size:16px;font-weight:800;margin-bottom:8px}
.step p{color:var(--muted);font-size:13.8px;line-height:1.78}
/* 数据 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
 padding:26px 22px;text-align:left;border-radius:var(--radius);
 background:rgba(10,23,47,.62);border:1px solid var(--line);
 transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.stat:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.stat-num{
 display:block;font-size:34px;font-weight:900;line-height:1.15;letter-spacing:-.02em;
 background:linear-gradient(120deg,#ffffff,#7fd7ff);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-num small{font-size:15px;font-weight:800;margin-left:2px}
.stat-label{margin-top:8px;color:var(--muted);font-size:13.5px;line-height:1.7}
/* 证言 */
.quote-card{padding:26px 24px;display:flex;flex-direction:column;gap:16px}
.quote-text{color:var(--muted-2);font-size:14.5px;line-height:1.85}
.quote-user{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:6px}
.avatar{
 width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
 font-size:13px;font-weight:800;color:#dff0ff;
 background:linear-gradient(135deg,rgba(47,124,255,.55),rgba(124,92,255,.55));
 border:1px solid rgba(148,190,255,.3);
}
.quote-user strong{display:block;font-size:13.5px;font-weight:800}
.quote-user span{display:block;font-size:11.5px;color:var(--muted);letter-spacing:.06em}
/* 适用人群 */
.audience{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.audience-chip{
 display:inline-flex;align-items:center;gap:9px;padding:11px 16px;border-radius:999px;
 color:#dcebff;font-size:13.5px;font-weight:600;
 background:rgba(255,255,255,.05);border:1px solid var(--line);
 transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.audience-chip:hover{border-color:var(--line-strong);background:rgba(54,214,255,.1);transform:translateY(-2px)}
.audience-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 9px var(--primary-2)}
/* 资讯列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{padding:22px;display:flex;flex-direction:column;gap:10px}
.post-cat{
 align-self:flex-start;padding:4px 9px;border-radius:999px;font-size:11.5px;font-weight:700;
 color:#bfe0ff;background:rgba(47,124,255,.16);border:1px solid rgba(97,172,255,.2);
}
.post-card h3{font-size:15.5px;font-weight:800;line-height:1.55}
.post-card p{color:var(--muted);font-size:13.5px;line-height:1.78;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;padding-top:8px;font-size:12px;color:rgba(159,178,204,.85);letter-spacing:.04em}
.empty-note{
 padding:30px;text-align:center;color:var(--muted);font-size:14px;
 border:1px dashed rgba(148,190,255,.24);border-radius:var(--radius);background:rgba(255,255,255,.03);
}
/* FAQ */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
 border:1px solid var(--line);border-radius:var(--radius-sm);
 background:rgba(10,23,47,.5);overflow:hidden;transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(10,23,47,.78)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:17px 20px;font-size:15px;font-weight:750;
 display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"";width:9px;height:9px;flex:0 0 auto;
 border-right:2px solid var(--primary-2);border-bottom:2px solid var(--primary-2);
 transform:rotate(45deg);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item p{padding:0 20px 18px;color:var(--muted);font-size:14px;line-height:1.85}
/* CTA */
.cta-band{
 position:relative;overflow:hidden;padding:44px 40px;border-radius:18px;
 border:1px solid rgba(74,180,255,.32);
 background:
 radial-gradient(600px 260px at 12% 0%,rgba(47,124,255,.34),transparent 66%),
 radial-gradient(520px 300px at 92% 110%,rgba(124,92,255,.3),transparent 68%),
 rgba(8,19,38,.9);
 box-shadow:0 26px 60px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);
 display:grid;grid-template-columns:1.2fr auto;gap:28px;align-items:center;
}
.cta-band h2{font-size:26px;font-weight:880;line-height:1.4}
.cta-band p{margin-top:10px;color:var(--muted-2);font-size:14.5px;line-height:1.8;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ============ 页脚 ============ */
.site-footer{
 border-top:1px solid rgba(148,190,255,.14);
 background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(3,7,18,.95));
 padding:56px 0 26px;
}
.footer-brand-row{
 display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:center;
 padding-bottom:30px;border-bottom:1px solid rgba(148,190,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand strong{display:block;font-size:16.5px;font-weight:850;letter-spacing:.02em}
.footer-brand span{display:block;color:var(--muted);font-size:12px;letter-spacing:.08em;margin-top:2px}
.footer-note{color:var(--muted);font-size:13.5px;line-height:1.8;max-width:640px}
.footer-grid{display:grid;grid-template-columns:1.1fr 1fr 1.3fr;gap:32px;padding:34px 0 26px}
.footer-col h4{font-size:13.5px;font-weight:800;letter-spacing:.1em;color:#dcebff;margin-bottom:14px}
.footer-links{display:grid;gap:9px}
.footer-links a{color:var(--muted);font-size:13.5px;transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-links a:hover{color:var(--primary-2);transform:translateX(2px)}
.footer-col p{color:var(--muted);font-size:13px;line-height:1.85}
.footer-col p+p{margin-top:10px}
.domain{color:#9fd8ff;border-bottom:1px dashed rgba(159,216,255,.4);transition:color .2s ease,border-color .2s ease}
.domain:hover{color:var(--primary-2);border-color:var(--primary-2)}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 padding-top:20px;border-top:1px solid rgba(148,190,255,.1);
 color:rgba(159,178,204,.8);font-size:12.5px;letter-spacing:.03em;
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:32px}
 .hero-title{font-size:33px}
 .grid-4,.stats,.flow{grid-template-columns:repeat(2,1fr)}
 .grid-3,.post-grid{grid-template-columns:repeat(2,1fr)}
 .grid-split{grid-template-columns:1fr;gap:30px}
 .cta-band{grid-template-columns:1fr;padding:34px 26px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
 .footer-brand-row{grid-template-columns:1fr;gap:16px}
 .primary-nav{gap:14px}
}
@media (max-width:860px){
 .nav-toggle{display:flex}
 .primary-nav{
  position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:14px;
  padding:16px 20px 20px;
  background:rgba(4,9,20,.98);
  border-bottom:1px solid rgba(148,190,255,.16);
  box-shadow:0 24px 44px rgba(0,0,0,.5);
  display:none;
 }
 .primary-nav.open{display:flex}
 .nav-list{flex-direction:column;align-items:stretch;gap:4px}
 .nav-link{height:46px;padding:0 12px;justify-content:flex-start;font-size:15px}
 .nav-link.active::after{left:12px;right:auto;width:26px;bottom:8px}
 .nav-cta{width:100%;height:46px}
 .header-inner{position:relative;min-height:64px}
 .brand-text{font-size:17px}
 .brand-text small{font-size:10px;letter-spacing:.08em}
}
@media (max-width:768px){
 .container{width:calc(100% - 32px)}
 .section{padding:54px 0}
 .page-hero{padding:42px 0 44px}
 .hero-title{font-size:28px}
 .section-title{font-size:23px}
 .grid-2,.grid-3,.grid-4,.stats,.flow,.post-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column}
 .demo-row{grid-template-columns:76px 1fr auto;gap:10px}
 .faq-item summary{font-size:14.5px;padding:15px 16px}
 .faq-item p{padding:0 16px 16px}
}
@media (max-width:520px){
 .hero-title{font-size:25px}
 .hero-sub{font-size:14.5px}
 .btn{width:100%}
 .hero-actions{flex-direction:column}
 .cta-actions{flex-direction:column}
 .stat-num{font-size:28px}
 .card,.step,.stat,.quote-card,.post-card{padding:20px 18px}
 .cta-band{padding:28px 20px;border-radius:14px}
 .brand-mark{width:36px;height:36px;font-size:17px}
 .brand-text{font-size:15.5px}
}

/* roulang page: category2 */
:root{
  --bg:#050a17;
  --bg-deep:#030712;
  --bg-soft:#081326;
  --panel:rgba(10,23,47,.78);
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(255,255,255,.085);
  --line:rgba(148,190,255,.16);
  --line-strong:rgba(74,180,255,.44);
  --text:#edf5ff;
  --muted:#9fb2cc;
  --muted-2:#c4d4e9;
  --primary:#2f7cff;
  --primary-2:#36d6ff;
  --accent:#7c5cff;
  --success:#3ee6c4;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.34);
  --shadow-hover:0 22px 55px rgba(0,0,0,.46),0 0 26px rgba(54,214,255,.14);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  min-width:320px;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(900px 500px at 80% -10%,rgba(47,124,255,.18),transparent 60%),
    radial-gradient(740px 520px at 0% 28%,rgba(124,92,255,.12),transparent 62%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background-image:linear-gradient(rgba(148,190,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(148,190,255,.035) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}

/* ============ 顶部刊头导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(5,10,23,.84);
  border-bottom:1px solid rgba(148,190,255,.12);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{
  background:rgba(5,10,23,.95);
  box-shadow:0 14px 34px rgba(0,0,0,.38);
}
.header-inner{
  position:relative;
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;display:grid;place-items:center;
  border-radius:11px;color:#fff;font-size:19px;font-weight:900;
  background:linear-gradient(135deg,rgba(47,124,255,.98),rgba(54,214,255,.76));
  box-shadow:0 0 20px rgba(54,214,255,.36),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand-text{display:flex;flex-direction:column;font-size:20px;font-weight:850;line-height:1.2;letter-spacing:.02em}
.brand-text small{margin-top:3px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:.13em}
.primary-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:5px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
  border-radius:8px;color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.055)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  box-shadow:0 0 12px rgba(54,214,255,.68);
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;
  border-radius:9px;color:#fff;font-size:14px;font-weight:750;
  background:linear-gradient(135deg,var(--primary),#39b9ff);
  box-shadow:0 0 22px rgba(47,124,255,.36),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 30px rgba(54,214,255,.52),inset 0 1px 0 rgba(255,255,255,.32)}
.nav-toggle{
  display:none;width:42px;height:42px;padding:10px;border:1px solid var(--line);
  border-radius:10px;background:rgba(255,255,255,.045);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#dceaff;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;
  border-radius:9px;border:1px solid transparent;font-size:14px;font-weight:750;line-height:1;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  color:#fff;background:linear-gradient(135deg,var(--primary),#2fc7ff);
  box-shadow:0 0 26px rgba(47,124,255,.42),inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:hover{box-shadow:0 0 34px rgba(54,214,255,.56),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-ghost{
  color:#dfeaff;border-color:rgba(148,190,255,.32);background:rgba(255,255,255,.045);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(54,214,255,.6);background:rgba(54,214,255,.1);box-shadow:0 0 22px rgba(54,214,255,.16)}
.pill{
  display:inline-flex;align-items:center;gap:7px;padding:7px 12px;
  border:1px solid rgba(148,190,255,.2);border-radius:999px;color:#bed3f0;
  background:rgba(10,23,47,.58);font-size:12px;font-weight:600;backdrop-filter:blur(10px);
}
.pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 9px var(--primary-2)}
.tag{
  display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;
  color:#b9d9ff;background:rgba(47,124,255,.14);border:1px solid rgba(97,172,255,.18);
  font-size:12px;line-height:1.4;white-space:nowrap;
}
.glass-card{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}

/* ============ Hero ============ */
.page-hero{position:relative;padding:70px 0 62px;text-align:center;border-bottom:1px solid rgba(148,190,255,.1);overflow:hidden}
.page-hero::before{
  content:"";position:absolute;left:50%;top:-320px;width:1200px;height:760px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(47,124,255,.26),rgba(124,92,255,.1) 58%,transparent 78%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{
  font-size:clamp(26px,4.1vw,42px);line-height:1.34;font-weight:850;letter-spacing:.01em;
  max-width:860px;margin:18px auto 0;
}
.hero-sub{max-width:700px;margin:16px auto 0;color:var(--muted-2);font-size:15px;line-height:1.85}
.hero-search{
  display:flex;align-items:center;gap:10px;width:min(640px,100%);
  margin:28px auto 0;padding:8px;border-radius:16px;
  background:var(--glass-strong);border:1px solid var(--line);
  box-shadow:var(--shadow);backdrop-filter:blur(16px);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.hero-search:focus-within{border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(54,214,255,.12),var(--shadow)}
.hero-search .search-icon{display:grid;place-items:center;width:40px;height:40px;flex:0 0 auto;color:#8fb6e6}
.hero-search input{
  flex:1;min-width:0;height:44px;padding:0 6px;background:transparent;border:0;
  color:var(--text);font-size:14px;outline:none;
}
.hero-search input::placeholder{color:#7f93ad}
.hero-search .btn{min-height:44px;padding:0 20px;flex:0 0 auto}
.quick-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px}
.quick-tags a{
  display:inline-flex;align-items:center;padding:7px 14px;border-radius:999px;
  border:1px solid rgba(148,190,255,.22);background:rgba(10,23,47,.62);
  color:var(--muted-2);font-size:12.5px;font-weight:600;
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.quick-tags a:hover{color:#fff;border-color:rgba(54,214,255,.55);background:rgba(54,214,255,.12);transform:translateY(-2px)}

/* ============ 板块 ============ */
.section{padding:66px 0;position:relative}
.section--soft{
  background:rgba(7,17,34,.62);
  border-top:1px solid rgba(148,190,255,.08);
  border-bottom:1px solid rgba(148,190,255,.08);
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px;flex-wrap:wrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--primary-2);
  font-size:12px;font-weight:700;letter-spacing:.16em;margin-bottom:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
.section-head h2{font-size:clamp(21px,2.6vw,28px);line-height:1.4;font-weight:800;letter-spacing:.01em}
.section-lead{color:var(--muted);font-size:14px;max-width:520px;line-height:1.85}

/* 卡片 */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info-card{
  padding:22px;border-radius:var(--radius);background:var(--panel);
  border:1px solid var(--line);box-shadow:var(--shadow);position:relative;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.info-card h3{font-size:17px;font-weight:750;margin-bottom:9px;line-height:1.5}
.info-card p{color:var(--muted);font-size:14px;line-height:1.8}
.info-card .tag{margin-top:14px}
.card-icon{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(47,124,255,.16);border:1px solid rgba(97,172,255,.24);color:var(--primary-2);
}
.card-icon svg{width:19px;height:19px}

/* 番型速查 */
.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rule-card{
  padding:20px;border-radius:var(--radius-sm);background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.rule-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);background:rgba(47,124,255,.09)}
.rule-card h3{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:750;margin-bottom:8px}
.rule-card h3 .hanzi{
  width:28px;height:28px;flex:0 0 auto;display:grid;place-items:center;border-radius:8px;
  font-size:14px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,rgba(47,124,255,.9),rgba(54,214,255,.7));
  box-shadow:0 0 14px rgba(54,214,255,.28);
}
.rule-card p{color:var(--muted);font-size:13.5px;line-height:1.8}
.rule-card .tag{margin-top:12px}
.search-empty{
  display:none;margin-top:18px;padding:18px 20px;border-radius:var(--radius-sm);
  border:1px dashed rgba(148,190,255,.3);background:rgba(10,23,47,.6);
  color:var(--muted-2);font-size:14px;text-align:center;
}

/* 图文 + 步骤 */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,10,23,.05),rgba(5,10,23,.55));
}
.split-media figcaption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:1;
  color:#dbe9ff;font-size:13px;line-height:1.7;
}
.step-list{display:grid;gap:13px}
.step-item{
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:flex-start;
  padding:17px 20px;border-radius:var(--radius-sm);background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.step-item:hover{border-color:var(--line-strong);background:rgba(54,214,255,.07);transform:translateX(3px)}
.step-num{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  font-weight:800;font-size:14px;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 18px rgba(54,214,255,.32);
}
.step-item h3{font-size:15.5px;font-weight:750;margin-bottom:5px}
.step-item p{color:var(--muted);font-size:13.5px;line-height:1.8}

/* 数据 */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
  text-align:center;padding:26px 16px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(47,124,255,.13),rgba(10,23,47,.62));
  border:1px solid var(--line);transition:border-color .2s ease,transform .2s ease;
}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric strong{
  display:block;font-size:30px;font-weight:850;line-height:1.2;
  background:linear-gradient(135deg,#ffffff,#7fd8ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px}

/* 玩家反馈 */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote-card{
  padding:22px;border-radius:var(--radius);background:var(--glass-strong);
  border:1px solid var(--line);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.quote-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.quote-card p{color:var(--muted-2);font-size:14px;line-height:1.85}
.quote-card footer{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--muted)}
.avatar{
  width:32px;height:32px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;
  background:rgba(124,92,255,.22);border:1px solid rgba(124,92,255,.36);
  color:#cbb9ff;font-weight:700;font-size:13px;
}

/* 适用人群 */
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.audience-card{
  padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.audience-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.audience-card h3{font-size:16.5px;font-weight:750;margin-bottom:6px}
.audience-card .audience-note{color:var(--muted);font-size:13px}
.audience-card ul{margin-top:14px;display:grid;gap:9px}
.audience-card li{position:relative;padding-left:18px;color:var(--muted);font-size:13.5px;line-height:1.75}
.audience-card li::before{
  content:"";position:absolute;left:0;top:.66em;width:6px;height:6px;border-radius:50%;
  background:var(--primary-2);box-shadow:0 0 8px rgba(54,214,255,.7);
}

/* 内容列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{
  border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel);box-shadow:var(--shadow);overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.post-link{display:block;padding:20px;height:100%}
.post-link .tag{margin-bottom:12px}
.post-link h3{font-size:16px;font-weight:750;line-height:1.55;margin-bottom:8px}
.post-link p{color:var(--muted);font-size:13.5px;line-height:1.8}
.post-date{display:block;margin-top:14px;color:#7f93ad;font-size:12.5px}
.empty-state{
  padding:34px 20px;border-radius:var(--radius);text-align:center;
  border:1px dashed rgba(148,190,255,.28);background:rgba(10,23,47,.55);
  color:var(--muted-2);font-size:14px;
}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(255,255,255,.04);overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(47,124,255,.09)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:15px;font-weight:700;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:19px;line-height:1;color:var(--primary-2);
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 20px 18px;color:var(--muted);font-size:14px;line-height:1.85}

/* CTA */
.cta-section{padding:56px 0 70px}
.cta-inner{
  position:relative;overflow:hidden;border-radius:20px;padding:46px 32px;text-align:center;
  border:1px solid rgba(97,172,255,.3);
  background:linear-gradient(135deg,rgba(47,124,255,.24),rgba(124,92,255,.16));
  box-shadow:var(--shadow);
}
.cta-inner::before{
  content:"";position:absolute;left:50%;top:-160px;width:620px;height:340px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(54,214,255,.28),transparent 72%);pointer-events:none;
}
.cta-inner h2{position:relative;font-size:clamp(21px,2.7vw,28px);font-weight:850;line-height:1.45}
.cta-inner p{position:relative;max-width:660px;margin:14px auto 0;color:var(--muted-2);font-size:14.5px;line-height:1.85}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:10px;padding:52px 0 26px;
  border-top:1px solid rgba(148,190,255,.14);
  background:linear-gradient(180deg,rgba(6,13,28,.6),rgba(3,7,18,.95));
}
.footer-brand-row{
  display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;
  padding-bottom:28px;border-bottom:1px solid rgba(148,190,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand strong{display:block;font-size:17px;font-weight:800}
.footer-brand span{display:block;color:var(--muted);font-size:12px;letter-spacing:.08em}
.footer-note{color:var(--muted);font-size:13px;line-height:1.85;max-width:660px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding:30px 0 24px}
.footer-col h4{font-size:14px;font-weight:750;margin-bottom:14px;color:#dfeaff}
.footer-links{display:grid;gap:9px}
.footer-links a{
  display:inline-block;color:var(--muted);font-size:13.5px;
  transition:color .2s ease,transform .2s ease;
}
.footer-links a:hover{color:var(--primary-2);transform:translateX(3px)}
.footer-col p{color:var(--muted);font-size:13px;line-height:1.85}
.footer-col .domain{color:#8fb4e0;word-break:break-all}
.footer-col .domain:hover{color:var(--primary-2)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding-top:18px;border-top:1px solid rgba(148,190,255,.1);
  color:var(--muted);font-size:12.5px;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .card-grid,.rule-grid,.quote-grid,.audience-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:26px}
  .split-media img{aspect-ratio:16/9}
  .section{padding:56px 0}
}
@media (max-width:860px){
  .nav-toggle{display:flex}
  .primary-nav{
    position:absolute;top:calc(100% + 1px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:14px 20px 18px;margin-left:0;
    background:rgba(5,10,23,.98);border-bottom:1px solid var(--line);
    box-shadow:0 24px 44px rgba(0,0,0,.5);
    display:none;
  }
  .primary-nav.open{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{height:44px;justify-content:flex-start;padding:0 14px}
  .nav-link.active{background:rgba(47,124,255,.16)}
  .nav-link.active::after{display:none}
  .nav-cta{width:100%;margin-top:8px}
  .brand-text{font-size:17px}
  .brand-text small{font-size:10.5px;letter-spacing:.08em}
}
@media (max-width:768px){
  .container{width:calc(100% - 32px)}
  .page-hero{padding:52px 0 46px}
  .hero-sub{font-size:14.5px}
  .hero-search{flex-wrap:wrap;padding:10px;border-radius:14px}
  .hero-search .search-icon{display:none}
  .hero-search input{flex:1 1 100%;height:42px;padding:0 8px}
  .hero-search .btn{width:100%}
  .footer-brand-row{grid-template-columns:1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section-head{gap:14px}
}
@media (max-width:640px){
  .card-grid,.rule-grid,.quote-grid,.audience-grid,.post-grid,.metric-grid{grid-template-columns:1fr}
  .section{padding:46px 0}
  .section-head h2{font-size:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-inner{padding:34px 20px}
  .cta-actions .btn{width:100%}
  .info-card,.audience-card,.post-link{padding:18px}
}
@media (max-width:520px){
  .brand-text{font-size:15.5px}
  .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px}
  .page-hero h1{font-size:24px}
  .step-item{padding:15px 16px;gap:12px}
  .metric strong{font-size:26px}
}