/* roulang page: index */
:root{
  --sea-900:#07253a;
  --sea-800:#0b3550;
  --sea-700:#0e4a6e;
  --sea-600:#1273a6;
  --teal:#12b3a0;
  --teal-dark:#0c9384;
  --gold:#f2a93b;
  --gold-soft:#fff3de;
  --ink:#10222f;
  --ink-2:#37505f;
  --muted:#6d8494;
  --line:#e3edf4;
  --bg:#f5f9fc;
  --surface:#ffffff;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(12,42,66,.06);
  --shadow:0 10px 28px rgba(12,42,66,.10);
  --shadow-lg:0 18px 44px rgba(12,42,66,.17);
  --ease:.2s cubic-bezier(.3,.7,.4,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.78;color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:3px solid rgba(18,179,160,.55);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--sea-900) 0%,var(--sea-700) 60%,#10577e 100%);
  color:#cbe3f3;font-size:13px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:40px;padding:6px 0}
.topbar-note{display:flex;align-items:center;gap:8px;letter-spacing:.2px}
.topbar-note svg{width:15px;height:15px;flex:none;color:var(--teal)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:#cbe3f3}
.topbar-links a:hover{color:#fff}
.topbar-links .topbar-cta{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  padding:3px 12px;border-radius:999px;color:#fff;font-weight:600;
}
.topbar-links .topbar-cta:hover{background:rgba(255,255,255,.24)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(12,42,66,.02);
  transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:66px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--sea-600),var(--teal));
  display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.brand-mark svg{width:21px;height:21px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  font-size:15px;color:var(--ink-2);padding:8px 14px;border-radius:9px;font-weight:500;
  transition:background var(--ease),color var(--ease);
}
.main-nav a:hover{background:#eef6fb;color:var(--sea-700)}
.main-nav a.active{color:var(--sea-700);background:#e8f4fb;font-weight:700}
.header-cta{
  flex:none;margin-left:8px;
}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:#fff;margin-left:auto;place-items:center;color:var(--ink-2);
}
.nav-toggle span{display:block;width:19px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:10px;font-weight:700;font-size:15px;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-main{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(12,147,132,.28)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(12,147,132,.38);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#eaf6ff;border:1px solid rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--sea-700);border:1px solid #cfe3ef}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px}

/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section--tight{padding:56px 0}
.section--alt{background:#eef5fa}
.section--deep{background:linear-gradient(165deg,var(--sea-900),#0d4straw) ;}
.section--deep{background:linear-gradient(165deg,var(--sea-900) 0%,#0c4062 55%,#0d5578 100%);color:#dcecf7}
.section-head{max-width:760px;margin-bottom:38px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--teal-dark);text-transform:uppercase;
}
.kicker::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--teal)}
.section--deep .kicker{color:#68d8c8}
.section--deep .kicker::before{background:#68d8c8}
.section-head h2{font-size:30px;line-height:1.34;letter-spacing:-.4px;margin:12px 0 12px;font-weight:800}
.section-head p{color:var(--muted);font-size:15.5px}
.section--deep .section-head p{color:#a9c9dd}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--center .kicker{justify-content:center}

.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)}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:24px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.card h3{font-size:18px;font-weight:800;margin-bottom:9px;letter-spacing:-.2px}
.card p{font-size:14.6px;color:var(--ink-2);line-height:1.78}
.card-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:#e8f6f4;color:var(--teal-dark);
}
.card-ico svg{width:22px;height:22px}
.card-ico.gold{background:var(--gold-soft);color:#c8801a}
.card-ico.blue{background:#e9f3fb;color:var(--sea-600)}

.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:#eaf5f3;color:var(--teal-dark);border:1px solid #d3ece8;
}
.tag.gold{background:var(--gold-soft);color:#b87715;border-color:#f6e2c1}
.tag.blue{background:#e9f3fb;color:var(--sea-700);border-color:#d5e8f6}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#eaf5fd;
  background:var(--sea-900);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(115deg,rgba(7,37,58,.95) 0%,rgba(9,52,80,.88) 45%,rgba(10,66,98,.62) 100%),
    url('/assets/images/捕鱼大咖-火爆黄金场下载-捕鱼大咖-火爆黄金场2..webp');
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 78% 18%,rgba(18,179,160,.30),transparent 52%),
             radial-gradient(circle at 12% 88%,rgba(18,115,166,.32),transparent 55%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;padding:78px 20px 84px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;letter-spacing:.6px;
  color:#8fe3d6;background:rgba(18,179,160,.14);border:1px solid rgba(18,179,160,.34);
  padding:6px 14px;border-radius:999px;
}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:#4fe0c9;display:inline-block;box-shadow:0 0 0 4px rgba(79,224,201,.18)}
.hero h1{
  font-size:clamp(28px,4vw,44px);line-height:1.26;font-weight:800;letter-spacing:-.8px;
  margin:20px 0 18px;color:#fff;
}
.hero h1 em{font-style:normal;color:#5ee2cd}
.hero-lead{font-size:16px;line-height:1.85;color:#c2dcec;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{
  font-size:13px;color:#a8cee3;border:1px solid rgba(168,206,227,.30);border-radius:999px;
  padding:5px 14px;background:rgba(255,255,255,.05);
}
.hero-panel{
  background:rgba(255,255,255,.97);border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow-lg);color:var(--ink);border:1px solid rgba(255,255,255,.6);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}
.panel-head strong{font-size:17px;font-weight:800}
.panel-sub{font-size:12.5px;color:var(--muted);margin-bottom:18px}
.panel-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-top:1px solid var(--line);
}
.panel-list li:first-child{border-top:0;padding-top:4px}
.panel-list strong{display:block;font-size:14.8px;font-weight:700}
.panel-list span{display:block;font-size:12.5px;color:var(--muted);margin-top:2px}
.panel-list a{
  flex:none;font-size:13.5px;font-weight:700;color:var(--teal-dark);
  background:#e9f7f5;border:1px solid #d2ece8;padding:7px 15px;border-radius:9px;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.panel-list a:hover{background:var(--teal);color:#fff;border-color:var(--teal);transform:translateY(-1px)}
.panel-foot{
  margin-top:16px;font-size:12.5px;color:var(--muted);background:#f4f9fc;
  border-radius:10px;padding:11px 14px;border:1px solid var(--line);
}

/* ---------- 数据条 ---------- */
.stats-wrap{
  position:relative;margin-top:-40px;z-index:5;
}
.stats-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.stat{padding:24px 22px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat b{display:block;font-size:27px;font-weight:800;color:var(--sea-700);letter-spacing:-.6px;line-height:1.2}
.stat b i{font-style:normal;font-size:15px;color:var(--teal-dark);margin-left:3px;font-weight:700}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px}

/* ---------- 问题陈述 ---------- */
.problem-card{border-left:4px solid #e6b3a6}
.problem-card:nth-child(2){border-left-color:#e6d0a6}
.problem-card:nth-child(3){border-left-color:#a6cfe6}
.problem-card .quote{font-size:14px;color:#b8806f;background:#fdf6f4;border-radius:9px;padding:10px 13px;margin-top:14px}

/* ---------- 操作演示 ---------- */
.demo-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}
.demo-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#fff}
.demo-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.demo-figure figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;background:rgba(7,37,58,.82);
  color:#dcecf7;font-size:13px;padding:10px 14px;border-radius:10px;backdrop-filter:blur(6px);
}
.steps{counter-reset:step}
.steps li{
  position:relative;padding-left:56px;padding-bottom:26px;border-left:2px dashed #d5e6f0;margin-left:19px;
}
.steps li:last-child{border-left-color:transparent;padding-bottom:0}
.steps li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:-20px;top:-2px;width:38px;height:38px;border-radius:50%;
  background:linear-gradient(140deg,var(--sea-600),var(--teal));color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.steps h3{font-size:17.5px;font-weight:800;margin-bottom:7px}
.steps p{font-size:14.6px;color:var(--ink-2)}
.steps .tag-row{margin-top:11px}

/* ---------- 结果预览（前后对比） ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{
  border-radius:var(--radius);border:1px solid var(--line);padding:26px;background:#fff;
  box-shadow:var(--shadow-sm);
}
.compare-col.before{background:#fbfdff}
.compare-col.after{background:linear-gradient(170deg,#f0fbf8,#ffffff);border-color:#cfece7}
.compare-col h3{font-size:17px;font-weight:800;display:flex;align-items:center;gap:9px;margin-bottom:16px}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.dot.red{background:#e6836f}
.dot.green{background:var(--teal)}
.compare-list li{
  display:flex;gap:10px;font-size:14.6px;color:var(--ink-2);padding:9px 0;border-top:1px dashed #e7f0f6;line-height:1.7;
}
.compare-list li:first-child{border-top:0;padding-top:0}
.compare-list svg{width:17px;height:17px;flex:none;margin-top:4px}
.before .compare-list svg{color:#d98a76}
.after .compare-list svg{color:var(--teal-dark)}
.compare-metric{
  margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:11px;padding:13px 15px;
  display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:var(--muted);
}
.compare-metric b{font-size:19px;color:var(--sea-700);letter-spacing:-.3px}
.after .compare-metric b{color:var(--teal-dark)}

/* ---------- 常见卡住点 ---------- */
.stuck-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;height:100%;
  box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stuck-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.stuck-card h3{font-size:16.5px;font-weight:800;margin-bottom:8px;display:flex;gap:9px;align-items:flex-start}
.stuck-card h3 svg{width:19px;height:19px;flex:none;color:#d98a76;margin-top:3px}
.stuck-card p{font-size:14.3px;color:var(--ink-2)}
.solve{margin-top:14px;background:#f2faf8;border:1px solid #d7ece7;border-radius:10px;padding:10px 13px;font-size:13.5px;color:#0f6f63}
.solve b{color:#0b5f55}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.timeline::before{
  content:"";position:absolute;top:23px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(94,226,205,.15),rgba(94,226,205,.85),rgba(94,226,205,.15));
}
.tl-item{position:relative;padding-top:56px}
.tl-item::before{
  content:"";position:absolute;top:14px;left:0;width:18px;height:18px;border-radius:50%;
  background:var(--sea-900);border:3px solid #5ee2cd;box-shadow:0 0 0 5px rgba(94,226,205,.14);
}
.tl-item h3{font-size:16.5px;font-weight:800;color:#fff;margin-bottom:7px}
.tl-item span{display:block;font-size:12.5px;color:#7fd9c9;font-weight:700;letter-spacing:.5px;margin-bottom:6px}
.tl-item p{font-size:14px;color:#a9c9dd}

/* ---------- 图鉴 ---------- */
.atlas{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.atlas-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.atlas-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.atlas-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.atlas-body{padding:19px 20px 22px}
.atlas-body h3{font-size:17px;font-weight:800;margin-bottom:7px}
.atlas-body p{font-size:14.2px;color:var(--ink-2)}

/* ---------- 频道矩阵 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
  position:relative;display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.channel-card::after{
  content:"";position:absolute;right:-32px;top:-32px;width:110px;height:110px;border-radius:50%;
  background:radial-gradient(circle,#e6f7f4,transparent 70%);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b9e3db}
.channel-card h3{font-size:18px;font-weight:800;margin:12px 0 8px}
.channel-card p{font-size:14.3px;color:var(--ink-2);position:relative;z-index:1}
.channel-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--teal-dark)}
.channel-more svg{width:15px;height:15px;transition:transform var(--ease)}
.channel-card:hover .channel-more svg{transform:translateX(4px)}

/* ---------- 更新日志 ---------- */
.log-list{border-left:2px solid #d5e6f0;padding-left:24px;margin-left:8px}
.log-list li{position:relative;padding-bottom:22px}
.log-list li:last-child{padding-bottom:0}
.log-list li::before{
  content:"";position:absolute;left:-31px;top:8px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--teal);
}
.log-list time{font-size:12.5px;font-weight:700;color:var(--teal-dark);letter-spacing:.4px}
.log-list h3{font-size:16.5px;font-weight:800;margin:5px 0 6px}
.log-list p{font-size:14.3px;color:var(--ink-2)}

/* ---------- 口碑 ---------- */
.voice-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);height:100%;transition:transform var(--ease),box-shadow var(--ease)}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-weight:800;color:#fff;background:linear-gradient(140deg,var(--sea-600),var(--teal));font-size:15px;
}
.voice-top strong{display:block;font-size:14.8px}
.voice-top span{display:block;font-size:12.3px;color:var(--muted)}
.voice-card p{font-size:14.4px;color:var(--ink-2)}
.stars{display:flex;gap:3px;margin-top:14px;color:var(--gold)}
.stars svg{width:15px;height:15px}

/* ---------- 保障 ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);
  padding:22px;transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.guard:hover{background:rgba(255,255,255,.12);border-color:rgba(94,226,205,.5);transform:translateY(-3px)}
.guard svg{width:24px;height:24px;color:#5ee2cd;margin-bottom:14px}
.guard h3{font-size:16px;font-weight:800;color:#fff;margin-bottom:7px}
.guard p{font-size:13.8px;color:#a9c9dd}

/* ---------- 资讯列表 ---------- */
.news-layout{display:grid;grid-template-columns:1.65fr 1fr;gap:26px}
.news-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:10px 26px;box-shadow:var(--shadow-sm)}
.news-item{
  display:block;padding:20px 0;border-bottom:1px dashed #e7f0f6;
  transition:padding-left var(--ease),background var(--ease);
}
.news-item:last-child{border-bottom:0}
.news-item:hover{padding-left:8px}
.news-item h3{font-size:16.8px;font-weight:800;margin-bottom:7px;transition:color var(--ease)}
.news-item:hover h3{color:var(--teal-dark)}
.news-item p{font-size:14.2px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:11px;font-size:12.5px;color:var(--muted)}
.news-side{display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.side-card h3{font-size:16.5px;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 svg{width:17px;height:17px;color:var(--teal-dark)}
.side-item{display:block;padding:11px 0;border-top:1px dashed #e7f0f6;font-size:14.2px;color:var(--ink-2);transition:color var(--ease),padding-left var(--ease)}
.side-item:first-of-type{border-top:0}
.side-item:hover{color:var(--teal-dark);padding-left:5px}
.side-item span{display:block;font-size:12.2px;color:var(--muted);margin-top:3px}
.empty-note{font-size:14px;color:var(--muted);padding:26px 0;text-align:center}

/* ---------- 收口 CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--sea-800),var(--sea-600) 60%,#0f8f96 100%);
  border-radius:var(--radius-lg);padding:46px 44px;color:#fff;position:relative;overflow:hidden;
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(94,226,205,.35),transparent 68%);
}
.cta-inner{position:relative;display:grid;grid-template-columns:1.4fr .6fr;gap:34px;align-items:center}
.cta-band h2{font-size:27px;font-weight:800;letter-spacing:-.4px;margin-bottom:12px}
.cta-band p{font-size:14.8px;color:#cbe8f5;max-width:660px}
.cta-points{display:flex;flex-wrap:wrap;gap:16px;margin-top:20px}
.cta-points li{display:flex;align-items:center;gap:7px;font-size:13.6px;color:#d8f0f9}
.cta-points svg{width:16px;height:16px;color:#5ee2cd;flex:none}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn-main{background:#fff;color:var(--sea-700);box-shadow:0 10px 24px rgba(3,26,42,.28)}
.cta-actions .btn-main:hover{background:#eafaf7;color:var(--sea-800)}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.55)}

/* ---------- 页脚 ---------- */
.site-footer{background:#061e2f;color:#9fbccf;padding:60px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:11px}
.footer-brand strong{color:#fff;font-size:16.5px}
.footer-about{font-size:13.8px;line-height:1.8;color:#8faec2;max-width:300px}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col li{margin-bottom:10px;font-size:13.8px}
.footer-col a{color:#9fbccf}
.footer-col a:hover{color:#5ee2cd}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.8px;color:#7d9cb0;
}
.footer-bottom span{display:block}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;padding:60px 20px 66px}
  .hero-panel{max-width:560px}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:0;border-top:1px solid var(--line)}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .demo-grid{grid-template-columns:1fr;gap:32px}
  .timeline{grid-template-columns:repeat(2,1fr);gap:26px}
  .timeline::before{display:none}
  .atlas,.channel-grid,.grid-3{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:991px){
  .nav-toggle{display:grid}
  .header-cta{display:none}
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    flex-direction:column;align-items:stretch;gap:2px;padding:12px 18px 18px;
    display:none;
  }
  body.nav-open .main-nav{display:flex}
  .main-nav a{padding:12px 14px;font-size:15.5px;border-radius:10px}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .section-head h2{font-size:24px}
  .hero h1{letter-spacing:-.4px}
  .compare,.grid-2,.grid-3,.grid-4,.atlas,.channel-grid,.guard-grid,.timeline{grid-template-columns:1fr}
  .cta-band{padding:34px 24px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .topbar-note{font-size:12px}
  .topbar-links{gap:12px}
  .topbar-links a:not(.topbar-cta){display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero-grid{padding:44px 16px 54px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .stats-bar{grid-template-columns:1fr}
  .stat{border-right:0 !important;border-top:1px solid var(--line)}
  .stat:first-child{border-top:0}
  .news-main{padding:6px 18px}
  .brand-text strong{font-size:15.5px}
  .brand-text small{letter-spacing:1.2px}
}

/* roulang page: category1 */
:root{
 --sea-900:#07253a;
 --sea-800:#0b3550;
 --sea-700:#0e4a6e;
 --sea-600:#1273a6;
 --teal:#12b3a0;
 --teal-dark:#0c9384;
 --gold:#f2a93b;
 --gold-soft:#fff3de;
 --ink:#10222f;
 --ink-2:#37505f;
 --muted:#6d8494;
 --line:#e3edf4;
 --bg:#f5f9fc;
 --surface:#ffffff;
 --radius-sm:10px;
 --radius:14px;
 --radius-lg:20px;
 --shadow-sm:0 2px 8px rgba(12,42,66,.06);
 --shadow:0 10px 28px rgba(12,42,66,.10);
 --shadow-lg:0 18px 44px rgba(12,42,66,.17);
 --ease:.2s cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.78;color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
:focus-visible{outline:3px solid rgba(18,179,160,.55);outline-offset:2px;border-radius:6px}
/* ---------- 顶部信息条 ---------- */
.topbar{
 background:linear-gradient(90deg,var(--sea-900) 0%,var(--sea-700) 60%,#10577e 100%);
 color:#cbe3f3;font-size:13px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:40px;padding:6px 0}
.topbar-note{display:flex;align-items:center;gap:8px;letter-spacing:.2px}
.topbar-note svg{width:15px;height:15px;flex:none;color:var(--teal)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:#cbe3f3}
.topbar-links a:hover{color:#fff}
.topbar-links .topbar-cta{
 background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
 padding:3px 12px;border-radius:999px;color:#fff;font-weight:600;
}
.topbar-links .topbar-cta:hover{background:rgba(255,255,255,.24)}
/* ---------- 主导航 ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.96);
 backdrop-filter:saturate(160%) blur(10px);
 border-bottom:1px solid var(--line);
 box-shadow:0 1px 0 rgba(12,42,66,.02);
 transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:66px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
 width:38px;height:38px;border-radius:12px;flex:none;
 background:linear-gradient(140deg,var(--sea-600),var(--teal));
 display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.brand-mark svg{width:21px;height:21px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
 font-size:15px;color:var(--ink-2);padding:8px 14px;border-radius:9px;font-weight:500;
 transition:background var(--ease),color var(--ease);
}
.main-nav a:hover{background:#eef6fb;color:var(--sea-700)}
.main-nav a.active{color:var(--sea-700);background:#e8f4fb;font-weight:700}
.header-cta{flex:none;margin-left:8px}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
 background:#fff;margin-left:auto;place-items:center;color:var(--ink-2);
}
.nav-toggle span{display:block;width:19px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
 content:"";position:absolute;left:0;width:19px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-line{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:10px;font-weight:700;font-size:15px;
 transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
 white-space:nowrap;
}
.btn-main{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(12,147,132,.28)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(12,147,132,.38);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#eaf6ff;border:1px solid rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--sea-700);border:1px solid #cfe3ef}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px}
/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section--tight{padding:56px 0}
.section--alt{background:#eef5fa}
.section--deep{background:linear-gradient(165deg,var(--sea-900) 0%,#0c4062 55%,#0d5578 100%);color:#dcecf7}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:30px;line-height:1.34;letter-spacing:-.4px;margin:12px 0 12px;font-weight:800}
.section-head p{color:var(--muted);font-size:15.5px}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:#a9c9dd}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
 display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;
 letter-spacing:1.6px;text-transform:uppercase;color:var(--teal-dark);
}
.kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--teal)}
.section--deep .kicker{color:#68d8c8}
.section--deep .kicker::before{background:#68d8c8}
.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)}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:24px;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
 height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.card h3{font-size:18px;font-weight:800;margin-bottom:9px;letter-spacing:-.2px}
.card p{font-size:14.6px;color:var(--ink-2);line-height:1.78}
.card-ico{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
 background:#e8f6f4;color:var(--teal-dark);
}
.card-ico svg{width:22px;height:22px}
.card-ico.gold{background:var(--gold-soft);color:#c8801a}
.card-ico.blue{background:#e9f3fb;color:var(--sea-600)}
.tag{
 display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
 background:#e9f5f3;color:var(--teal-dark);font-size:12.5px;font-weight:700;letter-spacing:.3px;
}
.tag.gold{background:var(--gold-soft);color:#b9761a}
.tag.blue{background:#e9f3fb;color:var(--sea-600)}
/* ---------- 分类页首屏 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--sea-900);color:#fff;isolation:isolate}
.page-hero-bg{
 position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
 opacity:.30;z-index:-2;
}
.page-hero::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:linear-gradient(115deg,rgba(7,37,58,.96) 0%,rgba(9,52,80,.90) 48%,rgba(10,72,106,.72) 100%);
}
.page-hero-inner{
 display:grid;grid-template-columns:1.25fr .85fr;gap:44px;align-items:center;
 padding:64px 0 68px;
}
.page-hero-copy h1{
 font-size:40px;line-height:1.28;font-weight:800;letter-spacing:-.8px;margin:14px 0 16px;color:#fff;
}
.page-hero-copy h1 em{font-style:normal;color:#68d8c8}
.page-hero-copy .lead{font-size:16px;line-height:1.85;color:#bed8e9;max-width:600px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}
.hero-tags .tag{background:rgba(255,255,255,.13);color:#d6ecf8;border:1px solid rgba(255,255,255,.20)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-panel{
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
 border-radius:var(--radius-lg);padding:24px;backdrop-filter:blur(6px);
}
.hero-panel h2{font-size:14px;letter-spacing:1.4px;color:#8fd6cd;font-weight:700;margin-bottom:16px;text-transform:uppercase}
.hero-panel-item{
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.16);
}
.hero-panel-item:last-child{border-bottom:0;padding-bottom:0}
.hero-panel-item span{font-size:14px;color:#a9c9dd}
.hero-panel-item strong{font-size:15.5px;color:#fff;font-weight:700}
/* ---------- 指标看板 ---------- */
.metric-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.metric{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease);
}
.metric:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.metric b{display:block;font-size:30px;line-height:1.1;font-weight:800;color:var(--sea-700);letter-spacing:-1px}
.metric b small{font-size:15px;font-weight:700;margin-left:3px;color:var(--teal-dark)}
.metric span{display:block;margin-top:9px;font-size:14px;color:var(--muted)}
/* ---------- 机型矩阵 ---------- */
.platform-card{position:relative;overflow:hidden}
.platform-card .platform-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.platform-card h3{margin:0}
.platform-list{margin-top:16px;display:grid;gap:9px}
.platform-list li{
 display:flex;gap:10px;align-items:flex-start;font-size:14.3px;color:var(--ink-2);
 line-height:1.7;
}
.platform-list li::before{
 content:"";flex:none;width:7px;height:7px;border-radius:50%;margin-top:8px;
 background:var(--teal);box-shadow:0 0 0 3px rgba(18,179,160,.14);
}
/* ---------- 安装流程 ---------- */
.flow-steps{counter-reset:flow;display:grid;gap:16px}
.flow-step{
 display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe3ef}
.flow-num{
 counter-increment:flow;width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--sea-600),var(--teal));color:#fff;font-weight:800;font-size:17px;
 box-shadow:0 8px 18px rgba(18,115,166,.24);
}
.flow-num::before{content:counter(flow,decimal-leading-zero)}
.flow-step h3{font-size:17.5px;font-weight:800;margin-bottom:6px}
.flow-step p{font-size:14.5px;color:var(--ink-2)}
.flow-note{
 margin-top:8px;display:inline-flex;gap:8px;align-items:center;
 font-size:13px;color:var(--teal-dark);font-weight:700;
}
/* ---------- 问题对照 ---------- */
.fix-row{
 display:grid;grid-template-columns:.85fr 1.15fr;gap:0;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:box-shadow var(--ease),transform var(--ease);
}
.fix-row:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.fix-q{
 padding:20px 22px;background:#f0f7fb;border-right:1px solid var(--line);
 font-weight:700;font-size:15px;color:var(--sea-700);display:flex;align-items:center;gap:10px;
}
.fix-q::before{
 content:"";flex:none;width:9px;height:9px;border-radius:3px;background:var(--gold);
}
.fix-a{padding:20px 22px;font-size:14.4px;color:var(--ink-2);line-height:1.78}
/* ---------- 频道矩阵 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
 display:flex;flex-direction:column;gap:12px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
 border-radius:var(--radius);padding:26px 24px;color:#dcecf7;
 transition:transform var(--ease),background var(--ease),border-color var(--ease);
 height:100%;
}
.channel-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.12);border-color:rgba(104,216,200,.55);color:#fff}
.channel-card .ch-ico{
 width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
 background:rgba(18,179,160,.22);color:#68d8c8;
}
.channel-card .ch-ico svg{width:23px;height:23px}
.channel-card h3{font-size:19px;font-weight:800;color:#fff;margin:0}
.channel-card p{font-size:14.2px;color:#a9c9dd;line-height:1.75;margin:0}
.channel-card .ch-more{
 margin-top:auto;font-size:13.5px;font-weight:700;color:#68d8c8;display:inline-flex;align-items:center;gap:6px;
}
.channel-card .ch-more::after{content:"→";transition:transform var(--ease)}
.channel-card:hover .ch-more::after{transform:translateX(4px)}
/* ---------- 最新发布 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;gap:10px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.news-card h3{font-size:17px;font-weight:800;line-height:1.55;margin:0;color:var(--ink)}
.news-card:hover h3{color:var(--sea-700)}
.news-card p{font-size:14.2px;color:var(--ink-2);line-height:1.76;margin:0}
.news-empty{
 padding:34px 26px;border:1px dashed #cfe3ef;border-radius:var(--radius);
 background:#f8fbfd;color:var(--muted);font-size:15px;text-align:center;
}
/* ---------- 保障 ---------- */
.guard-card{display:flex;gap:16px;align-items:flex-start}
.guard-card .card-ico{margin-bottom:0;flex:none}
.guard-card h3{font-size:17px;margin-bottom:6px}
.guard-card p{font-size:14.2px}
/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:14px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#bfe0f0;box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 56px 20px 22px;position:relative;
 font-size:16px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"";position:absolute;right:22px;top:50%;width:11px;height:11px;
 border-right:2px solid var(--teal-dark);border-bottom:2px solid var(--teal-dark);
 transform:translateY(-70%) rotate(45deg);transition:transform var(--ease);
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item .faq-body{padding:0 22px 22px;font-size:14.6px;color:var(--ink-2);line-height:1.82}
/* ---------- 转化条 ---------- */
.cta-band{
 background:linear-gradient(135deg,var(--sea-800) 0%,var(--sea-700) 55%,#0f5f88 100%);
 border-radius:var(--radius-lg);padding:44px;color:#fff;
 display:grid;grid-template-columns:1.4fr .6fr;gap:32px;align-items:center;
 box-shadow:var(--shadow-lg);
}
.cta-band h2{font-size:28px;line-height:1.36;font-weight:800;letter-spacing:-.4px;margin-bottom:12px}
.cta-band p{color:#b3d2e6;font-size:15px;max-width:620px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
/* ---------- 页脚 ---------- */
.site-footer{
 background:var(--sea-900);color:#a9c9dd;padding:60px 0 26px;margin-top:0;
}
.footer-grid{
 display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
 padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px}
.footer-brand strong{font-size:17px;letter-spacing:.2px}
.footer-about{font-size:14px;line-height:1.8;color:#8fb3c9;max-width:380px}
.footer-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px;letter-spacing:.6px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:14px;color:#8fb3c9}
.footer-col a:hover{color:#68d8c8}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
 padding-top:22px;font-size:13px;color:#7ea3ba;
}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .page-hero-inner{grid-template-columns:1fr;gap:32px;padding:52px 0 56px}
 .page-hero-copy h1{font-size:34px}
 .metric-strip{grid-template-columns:repeat(2,1fr)}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .channel-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
 .footer-col:last-child{grid-column:span 3}
 .cta-band{grid-template-columns:1fr;padding:34px}
 .cta-band .cta-actions{justify-content:flex-start}
}
@media (max-width:880px){
 .main-nav{
  position:absolute;top:100%;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:2px;margin:0;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow);padding:10px 20px 16px;display:none;
 }
 .main-nav.open{display:flex}
 .main-nav a{padding:12px 14px;border-radius:9px;font-size:15.5px}
 .nav-toggle{display:grid}
 .header-cta{margin-left:0}
 .header-inner{gap:14px}
 .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .section--tight{padding:44px 0}
 .section-head h2{font-size:24px}
 .page-hero-copy h1{font-size:29px}
 .page-hero-copy .lead{font-size:15px}
 .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
 .channel-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .fix-row{grid-template-columns:1fr}
 .fix-q{border-right:0;border-bottom:1px solid var(--line)}
 .flow-step{grid-template-columns:46px 1fr;gap:14px;padding:20px}
 .flow-num{width:40px;height:40px;border-radius:11px;font-size:15px}
 .footer-grid{grid-template-columns:1fr 1fr}
 .footer-col:last-child{grid-column:span 2}
 .footer-about{max-width:none}
 .topbar-links{gap:12px;font-size:12.5px}
 .topbar-note{display:none}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-inner{min-height:62px;gap:10px}
 .brand-text strong{font-size:15.5px}
 .brand-text small{letter-spacing:1.4px;font-size:10.5px}
 .brand-mark{width:34px;height:34px;border-radius:10px}
 .header-cta{display:none}
 .page-hero-inner{padding:40px 0 44px}
 .page-hero-copy h1{font-size:25px;letter-spacing:-.4px}
 .hero-actions .btn-main,.hero-actions .btn-line{width:100%}
 .metric-strip{grid-template-columns:1fr}
 .metric b{font-size:26px}
 .cta-band{padding:26px 22px;border-radius:var(--radius)}
 .cta-band h2{font-size:22px}
 .cta-band .cta-actions .btn-main,.cta-band .cta-actions .btn-line{width:100%}
 .footer-grid{grid-template-columns:1fr;gap:24px}
 .footer-col:last-child{grid-column:span 1}
 .footer-bottom{flex-direction:column;gap:6px}
 .faq-item summary{font-size:15px;padding:18px 48px 18px 18px}
 .faq-item .faq-body{padding:0 18px 18px}
 .card{padding:20px}
}

/* roulang page: article */
:root{
 --sea-900:#07253a;
 --sea-800:#0b3550;
 --sea-700:#0e4a6e;
 --sea-600:#1273a6;
 --teal:#12b3a0;
 --teal-dark:#0c9384;
 --gold:#f2a93b;
 --gold-soft:#fff3de;
 --ink:#10222f;
 --ink-2:#37505f;
 --muted:#6d8494;
 --line:#e3edf4;
 --bg:#f5f9fc;
 --surface:#ffffff;
 --radius-sm:10px;
 --radius:14px;
 --radius-lg:20px;
 --shadow-sm:0 2px 8px rgba(12,42,66,.06);
 --shadow:0 10px 28px rgba(12,42,66,.10);
 --shadow-lg:0 18px 44px rgba(12,42,66,.17);
 --ease:.2s cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.78;color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--teal-dark)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.3px;color:var(--ink)}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0 0 14px;padding-left:20px}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:linear-gradient(90deg,var(--sea-900) 0%,var(--sea-700) 60%,#10577e 100%);color:#cbe3f3;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:40px;padding:6px 0}
.topbar-note{display:flex;align-items:center;gap:8px;letter-spacing:.2px}
.topbar-note svg{width:15px;height:15px;flex:none;color:var(--teal)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:#cbe3f3}
.topbar-links a:hover{color:#fff}
.topbar-links .topbar-cta{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);padding:3px 12px;border-radius:999px;color:#fff;font-weight:600}
.topbar-links .topbar-cta:hover{background:rgba(255,255,255,.26);color:#fff}

/* ---------- 主导航 ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.96);
 backdrop-filter:saturate(160%) blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:66px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
 width:38px;height:38px;border-radius:12px;flex:none;
 background:linear-gradient(140deg,var(--sea-600),var(--teal));
 display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.brand-mark svg{width:21px;height:21px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{font-size:15px;color:var(--ink-2);padding:8px 14px;border-radius:9px;font-weight:500;transition:background var(--ease),color var(--ease)}
.main-nav a:hover{background:#eef6fb;color:var(--sea-700)}
.main-nav a.active{color:var(--sea-700);background:#e8f4fb;font-weight:700}
.header-cta{flex:none;margin-left:8px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:#fff;margin-left:auto;place-items:center;color:var(--ink-2)}
.nav-toggle span{display:block;width:19px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:19px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-line{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:10px;font-weight:700;font-size:15px;
 transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
 white-space:nowrap;
}
.btn-main{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(12,147,132,.28)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(12,147,132,.38);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#eaf6ff;border:1px solid rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--sea-700);border:1px solid #cfe3ef}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px}

/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section--tight{padding:54px 0}
.section--alt{background:#eef5fa}
.section--deep{background:linear-gradient(165deg,var(--sea-900) 0%,#0c4062 55%,#0d5578 100%);color:#dcecf7}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:30px;line-height:1.34;margin:12px 0}
.section-head p{color:var(--muted);font-size:15.5px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section--deep .section-head p{color:#a9c9dd}
.kicker{
 display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;
 letter-spacing:2px;color:var(--teal-dark);text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--teal-dark)}
.section--deep .kicker{color:#68d8c8}
.section--deep .kicker::before{background:#68d8c8}
.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)}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:24px;height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.card h3{font-size:18px;margin-bottom:9px}
.card p{font-size:14.6px;color:var(--ink-2);line-height:1.78}
.card-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;background:#e8f6f4;color:var(--teal-dark)}
.card-ico svg{width:22px;height:22px}
.card-ico.gold{background:var(--gold-soft);color:#c8801a}
.card-ico.blue{background:#e9f3fb;color:var(--sea-600)}
.tag{
 display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
 background:#eef6fb;color:var(--sea-700);font-size:12.5px;font-weight:600;line-height:1.6;
}
.tag--gold{background:var(--gold-soft);color:#b8760f}
.tag--teal{background:#e6f7f4;color:var(--teal-dark)}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

/* ---------- 面包屑 / 文章头 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);padding:14px 0}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--teal-dark)}
.crumb .sep{color:#c3d4df}
.crumb .current{color:var(--ink-2);font-weight:600}
.article-hero{background:linear-gradient(180deg,#ffffff 0%,#f2f8fc 100%);padding:44px 0 52px;border-bottom:1px solid var(--line)}
.article-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.article-hero h1{font-size:35px;line-height:1.36;margin:16px 0 16px;letter-spacing:-.6px}
.article-hero .lede{font-size:16px;color:var(--ink-2);line-height:1.85;max-width:620px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13.5px;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta svg{width:15px;height:15px;color:var(--teal-dark)}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.hero-shot{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid #d9e8f2}
.hero-shot img{width:100%;height:310px;object-fit:cover}
.hero-shot figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:36px 20px 16px;
 background:linear-gradient(180deg,rgba(7,37,58,0) 0%,rgba(7,37,58,.86) 100%);
 color:#eaf6ff;font-size:13.5px;line-height:1.6;
}

/* ---------- 文章布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:38px;align-items:start;padding:56px 0 12px}
.paper{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:34px 36px}
.article-body{font-size:16px;line-height:1.86;color:var(--ink-2)}
.article-body h2{font-size:24px;color:var(--ink);margin:34px 0 14px;padding-left:14px;position:relative}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:linear-gradient(180deg,var(--teal),var(--sea-600))}
.article-body h3{font-size:19px;color:var(--ink);margin:26px 0 12px}
.article-body h4{font-size:16.5px;color:var(--ink);margin:20px 0 10px}
.article-body p{margin-bottom:16px}
.article-body img{border-radius:var(--radius);margin:20px auto;box-shadow:var(--shadow-sm)}
.article-body ul,.article-body ol{padding-left:22px;margin-bottom:18px}
.article-body li{margin-bottom:8px}
.article-body strong{color:var(--sea-700)}
.article-body a{color:var(--teal-dark);border-bottom:1px dashed rgba(12,147,132,.5)}
.article-body a:hover{color:var(--sea-700);border-bottom-color:var(--sea-700)}
.article-body blockquote{
 margin:22px 0;padding:16px 20px;border-left:4px solid var(--gold);
 background:var(--gold-soft);border-radius:0 var(--radius) var(--radius) 0;color:#7a5410;
}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:#f2f8fc;color:var(--sea-700);font-weight:700}
.article-body tr:nth-child(even) td{background:#fafdff}
.not-found{padding:40px 0;text-align:center;color:var(--ink-2)}
.not-found h2{font-size:22px;margin-bottom:10px}
.not-found .btn-line{margin-top:18px}

/* ---------- 侧栏 ---------- */
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px;margin-bottom:20px}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 svg{width:18px;height:18px;color:var(--teal-dark)}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{display:flex;justify-content:space-between;gap:10px;font-size:14px;color:var(--ink-2);padding:9px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li b{color:var(--sea-700)}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.7}
.side-cta{
 border-radius:var(--radius);padding:24px;color:#eaf6ff;
 background:linear-gradient(150deg,var(--sea-800),#0d5578);
 box-shadow:var(--shadow);
}
.side-cta h3{color:#fff;font-size:17px;margin-bottom:8px}
.side-cta p{color:#a9c9dd;font-size:13.8px;line-height:1.72;margin-bottom:16px}
.side-cta .btn-main{width:100%;padding:11px 18px}

/* ---------- 数据看板 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px;box-shadow:var(--shadow-sm);text-align:center}
.metric b{display:block;font-size:26px;color:var(--sea-700);letter-spacing:-.6px;line-height:1.3}
.metric span{font-size:13px;color:var(--muted)}

/* ---------- 对照 / 路径 / FAQ ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.compare-col.is-bad{border-top:4px solid #e0b6b6}
.compare-col.is-good{border-top:4px solid var(--teal)}
.compare-col h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.compare-col ul{list-style:none;padding:0;margin:0}
.compare-col li{font-size:14.5px;color:var(--ink-2);padding:8px 0 8px 26px;position:relative;border-bottom:1px dashed var(--line)}
.compare-col li:last-child{border-bottom:0}
.compare-col li::before{content:"";position:absolute;left:4px;top:17px;width:7px;height:7px;border-radius:50%;background:#d9b3b3}
.compare-col.is-good li::before{background:var(--teal)}
.path{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.path-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow-sm)}
.path-item::before{
 counter-increment:step;content:counter(step,decimal-leading-zero);
 display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;
 background:#e8f6f4;color:var(--teal-dark);font-weight:800;font-size:14px;margin-bottom:14px;
}
.path-item h3{font-size:17px;margin-bottom:8px}
.path-item p{font-size:14.4px;color:var(--ink-2)}
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:6px 22px;transition:border-color var(--ease),box-shadow var(--ease)}
.faq details[open]{border-color:#cfe3ef;box-shadow:var(--shadow)}
.faq summary{
 list-style:none;cursor:pointer;font-weight:700;font-size:16px;color:var(--ink);
 padding:16px 40px 16px 0;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);
 width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
 background:#eef6fb;color:var(--sea-700);font-size:16px;font-weight:700;line-height:1;
}
.faq details[open] summary::after{content:"–";background:#e6f7f4;color:var(--teal-dark)}
.faq .faq-body{padding:0 0 18px;font-size:14.8px;color:var(--ink-2)}
.voice{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);height:100%}
.voice .stars{display:flex;gap:3px;color:var(--gold);margin-bottom:12px}
.voice .stars svg{width:16px;height:16px}
.voice p{font-size:14.6px;color:var(--ink-2);line-height:1.8}
.voice .who{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:13.5px;color:var(--muted)}
.voice .who b{color:var(--ink);font-weight:700}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(140deg,var(--sea-600),var(--teal));color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700}

/* ---------- 相关阅读 ---------- */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);height:100%}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef;color:inherit}
.news-thumb{height:158px;overflow:hidden;background:#dbe9f2}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px}
.news-body h3{font-size:16.5px;line-height:1.5}
.news-body p{font-size:14px;color:var(--muted);line-height:1.72;margin:0}
.news-more{margin-top:18px;display:flex;justify-content:center}

/* ---------- 收口 CTA ---------- */
.cta-band{
 background:linear-gradient(140deg,var(--sea-900) 0%,#0d4b70 52%,#0f6a8f 100%);
 border-radius:var(--radius-lg);padding:44px 42px;color:#eaf6ff;
 display:grid;grid-template-columns:1.4fr .6fr;gap:30px;align-items:center;
 box-shadow:var(--shadow-lg);
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.4;margin-bottom:12px}
.cta-band p{color:#a9c9dd;font-size:15px;max-width:620px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn-main,.cta-actions .btn-ghost{width:100%}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--sea-900);color:#b9d2e3;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:800;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px}
.footer-about{font-size:13.8px;line-height:1.8;color:#9dbdd2;max-width:340px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.8px;color:#9dbdd2}
.footer-col a:hover{color:#fff}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 padding:18px 0 22px;font-size:12.8px;color:#7fa3ba;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .article-hero-grid{grid-template-columns:1fr;gap:28px}
 .article-hero h1{font-size:30px}
 .hero-shot img{height:270px}
 .article-layout{grid-template-columns:1fr;gap:28px}
 .metrics{grid-template-columns:repeat(2,1fr)}
 .news-list{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .cta-band{grid-template-columns:1fr;padding:34px 28px}
 .header-inner{gap:16px}
 .main-nav a{padding:8px 10px;font-size:14px}
}
@media (max-width:860px){
 .topbar-links .topbar-note-text{display:none}
 .main-nav{
  display:none;position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:4px;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  padding:12px 18px 18px;
 }
 .main-nav.open{display:flex}
 .main-nav a{padding:12px 14px;font-size:15px}
 .nav-toggle{display:grid}
 .header-cta{display:none}
 .path{grid-template-columns:1fr}
 .compare{grid-template-columns:1fr}
 .paper{padding:26px 22px}
 .section{padding:56px 0}
 .section-head h2{font-size:25px}
}
@media (max-width:520px){
 .article-hero h1{font-size:25px}
 .article-hero{padding:32px 0 38px}
 .hero-shot img{height:210px}
 .metrics{grid-template-columns:1fr 1fr;gap:12px}
 .metric b{font-size:22px}
 .news-list{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .article-body{font-size:15.4px}
 .article-body h2{font-size:21px}
 .btn-main,.btn-line{padding:11px 18px;font-size:14.5px}
 .cta-band h2{font-size:22px}
 .card{padding:20px}
 .side-card{padding:18px}
 .footer-bottom{flex-direction:column;gap:6px;font-size:12.5px}
}

/* roulang page: category2 */
:root{
 --sea-900:#07253a;
 --sea-800:#0b3550;
 --sea-700:#0e4a6e;
 --sea-600:#1273a6;
 --teal:#12b3a0;
 --teal-dark:#0c9384;
 --gold:#f2a93b;
 --gold-soft:#fff3de;
 --ink:#10222f;
 --ink-2:#37505f;
 --muted:#6d8494;
 --line:#e3edf4;
 --bg:#f5f9fc;
 --surface:#ffffff;
 --radius-sm:10px;
 --radius:14px;
 --radius-lg:20px;
 --shadow-sm:0 2px 8px rgba(12,42,66,.06);
 --shadow:0 10px 28px rgba(12,42,66,.10);
 --shadow-lg:0 18px 44px rgba(12,42,66,.17);
 --ease:.2s cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.78;color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:3px solid rgba(18,179,160,.55);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶部信息条 ---------- */
.topbar{
 background:linear-gradient(90deg,var(--sea-900) 0%,var(--sea-700) 60%,#10577e 100%);
 color:#cbe3f3;font-size:13px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:40px;padding:6px 0}
.topbar-note{display:flex;align-items:center;gap:8px;letter-spacing:.2px}
.topbar-note svg{width:15px;height:15px;flex:none;color:var(--teal)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:#cbe3f3}
.topbar-links a:hover{color:#fff}
.topbar-links .topbar-cta{
 background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
 padding:3px 12px;border-radius:999px;color:#fff;font-weight:600;
}
.topbar-links .topbar-cta:hover{background:rgba(255,255,255,.24)}

/* ---------- 主导航 ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.96);
 backdrop-filter:saturate(160%) blur(10px);
 border-bottom:1px solid var(--line);
 box-shadow:0 1px 0 rgba(12,42,66,.02);
 transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:66px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
 width:38px;height:38px;border-radius:12px;flex:none;
 background:linear-gradient(140deg,var(--sea-600),var(--teal));
 display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.brand-mark svg{width:21px;height:21px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
 font-size:15px;color:var(--ink-2);padding:8px 14px;border-radius:9px;font-weight:500;
 transition:background var(--ease),color var(--ease);
}
.main-nav a:hover{background:#eef6fb;color:var(--sea-700)}
.main-nav a.active{color:var(--sea-700);background:#e8f4fb;font-weight:700}
.header-cta{flex:none;margin-left:8px}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
 background:#fff;margin-left:auto;place-items:center;color:var(--ink-2);
}
.nav-toggle span{display:block;width:19px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
 content:"";position:absolute;left:0;width:19px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-line{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 24px;border-radius:10px;font-weight:700;font-size:15px;
 transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
 white-space:nowrap;
}
.btn-main{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(12,147,132,.28)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(12,147,132,.38);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#eaf6ff;border:1px solid rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--sea-700);border:1px solid #cfe3ef}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px}

/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section--tight{padding:56px 0}
.section--alt{background:#eef5fa}
.section--deep{background:linear-gradient(165deg,var(--sea-900) 0%,#0c4062 55%,#0d5578 100%);color:#dcecf7}
.kicker{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
 letter-spacing:2.5px;color:var(--teal-dark);text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.section--deep .kicker{color:#68d8c8}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{font-size:30px;line-height:1.34;letter-spacing:-.4px;margin:12px 0 12px;font-weight:800}
.section-head p{color:var(--muted);font-size:15.5px}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:#a9c9dd}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--center .kicker{justify-content:center}
.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)}

/* ---------- 卡片 ---------- */
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:24px;height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.card h3{font-size:18px;font-weight:800;margin-bottom:9px;letter-spacing:-.2px;line-height:1.45}
.card p{font-size:14.6px;color:var(--ink-2);line-height:1.78}
.card-ico{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
 background:#e8f6f4;color:var(--teal-dark);
}
.card-ico svg{width:22px;height:22px}
.card-ico.gold{background:var(--gold-soft);color:#c8801a}
.card-ico.blue{background:#e9f3fb;color:var(--sea-600)}
.tag{
 display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
 font-size:12.5px;font-weight:600;background:#e8f4fb;color:var(--sea-700);
}
.tag.gold{background:var(--gold-soft);color:#b87513}
.tag.teal{background:#e3f7f3;color:var(--teal-dark)}
.tag-line{background:transparent;border:1px solid #cfe3ef;color:var(--ink-2)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:66px 0 76px;color:#eaf6ff;
 background:linear-gradient(150deg,var(--sea-900) 0%,#0b3f60 52%,#0d5878 100%);}
.hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/金蟾千炮捕鱼.webp') center/cover no-repeat;
 opacity:.17;
}
.hero::after{
 content:"";position:absolute;inset:0;
 background:radial-gradient(circle at 84% 14%,rgba(18,179,160,.38),transparent 56%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:999px;
 background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);
 font-size:13px;font-weight:600;color:#d8f2ff;margin-bottom:20px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block}
.hero h1{font-size:clamp(30px,4.3vw,43px);line-height:1.26;font-weight:800;letter-spacing:-.6px;color:#fff}
.hero-sub{margin-top:16px;font-size:16px;color:#b9d8ea;max-width:560px;line-height:1.85}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{
 padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
 background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);color:#d6ecf9;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-figure{position:relative}
.hero-figure img{
 width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);
 border:1px solid rgba(255,255,255,.24);box-shadow:var(--shadow-lg);
}
.hero-float{
 position:absolute;left:-10px;bottom:-18px;background:#fff;color:var(--ink);
 border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-lg);
 border:1px solid var(--line);min-width:210px;
}
.hero-float strong{display:block;font-size:22px;color:var(--teal-dark);letter-spacing:-.4px}
.hero-float span{font-size:12.8px;color:var(--muted)}

/* ---------- 数据看板 ---------- */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe3ef}
.stat b{display:block;font-size:30px;line-height:1.1;color:var(--sea-700);letter-spacing:-1px;font-weight:800}
.stat b small{font-size:14px;font-weight:700;color:var(--muted);margin-left:4px;letter-spacing:0}
.stat span{display:block;margin-top:8px;font-size:13.6px;color:var(--muted)}

/* ---------- 场景图文 ---------- */
.scene-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:38px;align-items:center}
.scene-figure img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--line)}
.scene-list{display:grid;gap:14px}
.scene-item{
 display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe3ef}
.scene-num{
 width:38px;height:38px;flex:none;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--sea-600),var(--teal));color:#fff;font-weight:800;font-size:15px;
}
.scene-item h3{font-size:16px;font-weight:800;margin-bottom:5px}
.scene-item p{font-size:14.2px;color:var(--ink-2)}

/* ---------- 节奏流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:flow}
.flow-step{
 position:relative;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius);padding:24px 20px;transition:background var(--ease),transform var(--ease),border-color var(--ease);
}
.flow-step:hover{background:rgba(255,255,255,.11);transform:translateY(-4px);border-color:rgba(104,216,200,.55)}
.flow-step em{
 display:inline-grid;place-items:center;width:32px;height:32px;border-radius:9px;
 background:rgba(18,179,160,.22);color:#8ff0e2;font-style:normal;font-weight:800;font-size:14px;margin-bottom:14px;
}
.flow-step h3{font-size:16.5px;font-weight:800;color:#fff;margin-bottom:8px}
.flow-step p{font-size:14px;color:#a9c9dd;line-height:1.75}

/* ---------- 打法对照 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-panel{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px;box-shadow:var(--shadow-sm);height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.compare-panel:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe3ef}
.compare-panel header{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-panel h3{font-size:18px;font-weight:800}
.compare-panel.bad{border-top:3px solid #e2a396}
.compare-panel.good{border-top:3px solid var(--teal)}
.compare-panel ul{display:grid;gap:11px}
.compare-panel li{
 position:relative;padding-left:22px;font-size:14.6px;color:var(--ink-2);line-height:1.75;
}
.compare-panel li::before{
 content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;
 background:#e2a396;
}
.compare-panel.good li::before{background:var(--teal)}

/* ---------- 频道入口 ---------- */
.channel-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel{
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.channel:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--teal);background:#fbfeff}
.channel strong{display:block;font-size:16.5px;font-weight:800;margin-bottom:4px}
.channel span{font-size:13.4px;color:var(--muted)}
.channel svg{width:18px;height:18px;color:var(--teal-dark);flex:none}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:0 20px;box-shadow:var(--shadow-sm);transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#cfe3ef;box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 26px 17px 0;position:relative;
 font-size:15.6px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"";position:absolute;right:0;top:22px;width:10px;height:10px;
 border-right:2px solid var(--teal-dark);border-bottom:2px solid var(--teal-dark);
 transform:rotate(45deg);transition:transform var(--ease);
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item .faq-body{padding:0 0 18px;font-size:14.4px;color:var(--ink-2);line-height:1.8}

/* ---------- 资讯列表 ---------- */
.news-list{display:grid;gap:14px}
.news-row{
 display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-row:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--teal)}
.news-row h3{font-size:16.5px;font-weight:800;margin-bottom:6px;line-height:1.5}
.news-row p{font-size:14.2px;color:var(--muted);line-height:1.75}
.news-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex:none}
.news-meta time{font-size:12.8px;color:var(--muted)}
.news-empty{
 background:#fff;border:1px dashed #cfe3ef;border-radius:var(--radius);
 padding:34px 22px;text-align:center;color:var(--muted);font-size:14.6px;
}

/* ---------- 收口 CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 background:linear-gradient(135deg,var(--sea-800),var(--sea-600) 62%,var(--teal-dark));
 color:#fff;padding:46px 40px;box-shadow:var(--shadow-lg);
 display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center;
}
.cta-band::after{
 content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
 background:radial-gradient(circle,rgba(242,169,59,.28),transparent 68%);
}
.cta-band h2{font-size:27px;font-weight:800;letter-spacing:-.4px;line-height:1.4;margin-bottom:10px;position:relative;z-index:2}
.cta-band p{color:#c9e6f5;font-size:15px;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{background:#06202f;color:#9db9cb;padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;margin-bottom:14px}
.footer-brand strong{font-size:16.5px;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:#8fabbd;max-width:340px}
.footer-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.8px;color:#8fabbd}
.footer-col a:hover{color:var(--teal)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:22px;font-size:12.8px;color:#6f8ea2}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .hero-grid{gap:32px}
 .section{padding:60px 0}
 .stats-strip{grid-template-columns:repeat(2,1fr)}
 .flow{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
 .scene-grid{gap:28px}
}
@media (max-width:860px){
 .header-inner{flex-wrap:wrap;gap:12px;min-height:60px;padding:8px 0}
 .nav-toggle{display:grid}
 .main-nav{
  display:none;order:3;width:100%;flex-direction:column;align-items:stretch;
  gap:2px;margin:0;padding:8px 0 12px;border-top:1px solid var(--line);
 }
 .main-nav.open{display:flex}
 .main-nav a{padding:11px 12px;font-size:15px}
 .header-cta{display:none}
 .topbar-links{display:none}
 .hero{padding:48px 0 60px}
 .hero-grid{grid-template-columns:1fr}
 .hero-figure{margin-top:8px}
 .hero-float{position:static;margin-top:14px;min-width:0}
 .scene-grid{grid-template-columns:1fr}
 .scene-figure{order:-1}
 .compare{grid-template-columns:1fr}
 .channel-row{grid-template-columns:1fr}
 .faq-grid{grid-template-columns:1fr}
 .cta-band{grid-template-columns:1fr;padding:34px 24px}
 .cta-actions{justify-content:flex-start}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
 .section{padding:46px 0}
 .section-head h2{font-size:24px}
 .hero h1{font-size:27px}
 .stats-strip{grid-template-columns:1fr 1fr;gap:12px}
 .stat{padding:18px 16px}
 .stat b{font-size:24px}
 .flow{grid-template-columns:1fr}
 .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
 .news-row{grid-template-columns:1fr}
 .news-meta{flex-direction:row;align-items:center;gap:10px}
 .brand-text strong{font-size:15.5px}
 .footer-grid{grid-template-columns:1fr;gap:22px}
 .footer-about{max-width:none}
 .btn-main,.btn-ghost,.btn-line{padding:11px 18px;font-size:14px;min-height:44px}
}

/* roulang page: category3 */
:root{
  --sea-900:#07253a;
  --sea-800:#0b3550;
  --sea-700:#0e4a6e;
  --sea-600:#1273a6;
  --teal:#12b3a0;
  --teal-dark:#0c9384;
  --gold:#f2a93b;
  --gold-soft:#fff3de;
  --ink:#10222f;
  --ink-2:#37505f;
  --muted:#6d8494;
  --line:#e3edf4;
  --bg:#f5f9fc;
  --surface:#ffffff;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(12,42,66,.06);
  --shadow:0 10px 28px rgba(12,42,66,.10);
  --shadow-lg:0 18px 44px rgba(12,42,66,.17);
  --ease:.2s cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.78;color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--sea-900) 0%,var(--sea-700) 60%,#10577e 100%);
  color:#cbe3f3;font-size:13px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:40px;padding:6px 0;flex-wrap:wrap}
.topbar-note{display:flex;align-items:center;gap:8px;letter-spacing:.2px}
.topbar-note svg{width:15px;height:15px;flex:none;color:var(--teal)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:#cbe3f3}
.topbar-links a:hover{color:#fff}
.topbar-links .topbar-cta{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  padding:3px 12px;border-radius:999px;color:#fff;font-weight:600;
}
.topbar-links .topbar-cta:hover{background:rgba(255,255,255,.24)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(12,42,66,.02);
  transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:66px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--sea-600),var(--teal));
  display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(18,115,166,.28);
}
.brand-mark svg{width:21px;height:21px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.2px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  font-size:15px;color:var(--ink-2);padding:8px 14px;border-radius:9px;font-weight:500;
  transition:background var(--ease),color var(--ease);
}
.main-nav a:hover{background:#eef6fb;color:var(--sea-700)}
.main-nav a.active{color:var(--sea-700);background:#e8f4fb;font-weight:700}
.header-cta{flex:none;margin-left:8px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:#fff;margin-left:auto;place-items:center;color:var(--ink-2);
}
.nav-toggle span{display:block;width:19px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:10px;font-weight:700;font-size:15px;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-main{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(12,147,132,.28)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(12,147,132,.38);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#eaf6ff;border:1px solid rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--sea-700);border:1px solid #cfe3ef}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px}

/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section--tight{padding:56px 0}
.section--alt{background:#eef5fa}
.section--deep{background:linear-gradient(165deg,var(--sea-900) 0%,#0c4062 55%,#0d5578 100%);color:#dcecf7}
.section-head{max-width:760px;margin-bottom:38px}
.kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--teal-dark);text-transform:uppercase;
}
.kicker::before{content:"";width:24px;height:2px;border-radius:2px;background:var(--teal)}
.section--deep .kicker{color:#68d8c8}
.section--deep .kicker::before{background:#68d8c8}
.section-head h2{font-size:30px;line-height:1.34;letter-spacing:-.4px;margin:12px 0 12px;font-weight:800}
.section-head p{color:var(--muted);font-size:15.5px}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:#a9c9dd}
.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)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:24px;height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.card h3{font-size:18px;font-weight:800;margin-bottom:9px;letter-spacing:-.2px}
.card p{font-size:14.6px;color:var(--ink-2);line-height:1.78}
.card-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:#e8f6f4;color:var(--teal-dark);
}
.card-ico svg{width:22px;height:22px}
.card-ico.gold{background:var(--gold-soft);color:#c8801a}
.card-ico.blue{background:#e9f3fb;color:var(--sea-600)}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  background:#eef6fb;color:var(--sea-700);font-size:12.5px;font-weight:600;line-height:1.6;
}
.tag--gold{background:var(--gold-soft);color:#b5740f}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:66px 0 70px;
  background:linear-gradient(150deg,var(--sea-900) 0%,#0b3f60 52%,#0d5a80 100%);
  color:#eaf6ff;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/金蟾千炮捕鱼.webp') center/cover no-repeat;
  opacity:.16;
}
.hero::after{
  content:"";position:absolute;width:560px;height:560px;right:-180px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,179,160,.34),rgba(18,179,160,0) 70%);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center}
.hero .kicker{color:#7fe3d5}
.hero .kicker::before{background:#7fe3d5}
.hero h1{
  font-size:clamp(27px,3.5vw,40px);line-height:1.28;letter-spacing:-.6px;font-weight:800;
  margin:14px 0 16px;color:#fff;
}
.hero-sub{font-size:16px;line-height:1.85;color:#bcd8ea;max-width:590px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 26px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;padding:6px 15px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  font-size:13.5px;color:#e6f5ff;font-weight:600;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.19);
  border-radius:var(--radius-lg);
  padding:22px 22px 12px;
  backdrop-filter:blur(9px);
  box-shadow:0 22px 48px rgba(2,20,34,.35);
}
.hero-panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.16)}
.hero-panel-top strong{font-size:15px;color:#fff;letter-spacing:.4px}
.hero-panel-top em{font-style:normal;font-size:12px;color:#8fd7e8;background:rgba(18,179,160,.2);padding:3px 10px;border-radius:999px}
.zone-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.14);
}
.zone-row:last-child{border-bottom:0}
.zone-name{display:flex;flex-direction:column;line-height:1.4}
.zone-name b{font-size:14.5px;color:#fff;font-weight:700}
.zone-name small{font-size:12.5px;color:#96bdd3}
.zone-row a{
  font-size:12.5px;font-weight:700;color:#7fe3d5;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(127,227,213,.42);transition:all var(--ease);white-space:nowrap;
}
.zone-row a:hover{background:rgba(127,227,213,.18);color:#fff}

/* ---------- 指标看板 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 18px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.stat b{display:block;font-size:30px;line-height:1.2;color:var(--sea-700);font-weight:800;letter-spacing:-.6px}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--muted)}

/* ---------- 图文场景 ---------- */
.scene-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.scene-figure{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);background:#fff;
}
.scene-figure img{width:100%;height:330px;object-fit:cover;transition:transform .5s var(--ease)}
.scene-figure:hover img{transform:scale(1.04)}
.scene-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed #d8e7f1;
}
.scene-list li:last-child{border-bottom:0}
.scene-num{
  width:30px;height:30px;flex:none;border-radius:9px;display:grid;place-items:center;
  background:#e8f6f4;color:var(--teal-dark);font-weight:800;font-size:13.5px;
}
.scene-list h4{font-size:16px;font-weight:800;margin-bottom:4px}
.scene-list p{font-size:14.4px;color:var(--ink-2);line-height:1.75}

/* ---------- 误区与对照 ---------- */
.mis-list li{
  display:flex;gap:12px;padding:14px 16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);margin-bottom:12px;font-size:14.6px;color:var(--ink-2);
  box-shadow:var(--shadow-sm);
}
.mis-list svg{width:19px;height:19px;flex:none;color:#d0613a;margin-top:3px}
.compare{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.compare-head,.compare-row{
  display:grid;grid-template-columns:1.1fr 1fr 1fr 1.2fr;gap:10px;
  padding:14px 20px;align-items:center;font-size:14px;
}
.compare-head{
  background:#eaf3f9;color:var(--sea-700);font-weight:700;font-size:13.5px;letter-spacing:.3px;
}
.compare-row{border-top:1px solid var(--line);color:var(--ink-2);transition:background var(--ease)}
.compare-row:hover{background:#f7fbfe}
.compare-row b{color:var(--ink)}

/* ---------- 进阶路径 ---------- */
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.path-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px 22px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.path-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.path-item::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:13px;font-weight:800;letter-spacing:1px;color:var(--teal-dark);margin-bottom:10px;
}
.path-item h3{font-size:17px;font-weight:800;margin-bottom:8px}
.path-item p{font-size:14.4px;color:var(--ink-2)}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3ef}
.news-cat{
  align-self:flex-start;font-size:12px;font-weight:700;color:var(--sea-700);
  background:#eef6fb;padding:3px 11px;border-radius:999px;
}
.news-card h3{font-size:16.5px;font-weight:800;line-height:1.5}
.news-card p{font-size:14.2px;color:var(--ink-2);line-height:1.75}
.news-card time{font-size:12.5px;color:var(--muted);margin-top:auto;padding-top:6px}
.empty-tip{grid-column:1/-1;text-align:center;color:var(--muted);font-size:14.5px;padding:26px 0}

/* ---------- 深色区卡片 ---------- */
.section--deep .card{
  background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16);
  box-shadow:none;color:#dcecf7;
}
.section--deep .card:hover{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.30);box-shadow:0 16px 34px rgba(2,20,34,.30)}
.section--deep .card h3{color:#fff}
.section--deep .card p{color:#b6d3e5}
.section--deep .card-ico{background:rgba(18,179,160,.20);color:#7fe3d5}
.section--deep .tag{background:rgba(255,255,255,.12);color:#cfe9f5}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#cfe3ef;box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:14px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";width:10px;height:10px;flex:none;border-right:2px solid var(--sea-600);
  border-bottom:2px solid var(--sea-600);transform:rotate(45deg);transition:transform var(--ease);
  margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:4px}
.faq-body{padding:0 22px 20px;font-size:14.8px;color:var(--ink-2);line-height:1.8}

/* ---------- 转化表单 ---------- */
.start-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  background:linear-gradient(140deg,#ffffff,#eef7fc);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:40px;box-shadow:var(--shadow);
}
.start-wrap h2{font-size:26px;font-weight:800;letter-spacing:-.4px;margin:12px 0 12px}
.start-wrap p{color:var(--ink-2);font-size:15px}
.start-points{margin-top:18px;display:grid;gap:9px}
.start-points li{display:flex;gap:9px;align-items:flex-start;font-size:14.4px;color:var(--ink-2)}
.start-points svg{width:17px;height:17px;flex:none;color:var(--teal-dark);margin-top:4px}
.start-form{display:grid;gap:12px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:10px;border:1px solid #d5e5ef;background:#fff;
  font-size:14.5px;color:var(--ink);transition:border-color var(--ease),box-shadow var(--ease);
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(18,179,160,.16);
}
.start-form .btn-main{width:100%;margin-top:4px}
.form-tip{font-size:12.5px;color:var(--muted);line-height:1.7}
.form-msg{
  display:none;font-size:13.5px;font-weight:700;color:var(--teal-dark);
  background:#e6f7f4;border:1px solid #b9e8e0;border-radius:10px;padding:10px 14px;
}
.form-msg.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(180deg,#082a41,#051d2e);
  color:#a9c9dd;padding:58px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px}
.footer-brand strong{color:#fff;font-size:16.5px;letter-spacing:.2px}
.footer-about{font-size:14px;line-height:1.8;color:#93b4c8;max-width:340px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:14px;font-weight:700;letter-spacing:.3px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.8px;color:#93b4c8;transition:color var(--ease)}
.footer-col a:hover{color:#7fe3d5}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.8px;color:#7fa0b5;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-panel{max-width:560px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .path-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .scene-wrap{grid-template-columns:1fr;gap:26px}
  .start-wrap{grid-template-columns:1fr;padding:32px}
}
@media (max-width:880px){
  .nav-toggle{display:grid}
  .header-cta{display:none}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;padding:10px 18px 18px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    display:none;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;border-radius:9px;font-size:15px}
  .grid-3,.grid-2{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .section-head h2{font-size:24px}
  .topbar-inner{justify-content:center;text-align:center}
  .topbar-links{gap:14px}
  .compare-head,.compare-row{grid-template-columns:1fr 1fr;gap:6px 12px;padding:13px 16px}
  .compare-head span:nth-child(3),.compare-head span:nth-child(4){display:none}
  .compare-row span:nth-child(4){grid-column:1/-1;color:var(--muted);font-size:13px}
  .scene-figure img{height:250px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero{padding:44px 0 50px}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%}
  .grid-2,.grid-3,.grid-4,.stats,.path-grid,.news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .start-wrap{padding:24px}
  .brand-text strong{font-size:15.5px}
  .compare-head,.compare-row{grid-template-columns:1fr;gap:4px}
  .compare-head{display:none}
  .compare-row span::before{content:attr(data-label);display:block;font-size:12px;color:var(--muted);font-weight:600}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}