/* roulang page: index */
:root{
  --brand-900:#052a4a;
  --brand-800:#073d68;
  --brand-700:#0a5a94;
  --brand-600:#0d78c4;
  --brand-500:#1896e0;
  --aqua-400:#2ec6d6;
  --gold-500:#f0a63c;
  --gold-600:#d8892a;
  --ink-900:#0b1a2a;
  --ink-700:#22384d;
  --ink-500:#4d6479;
  --ink-400:#6c8298;
  --bg-50:#f4f8fc;
  --bg-100:#e9f1f9;
  --surface:#ffffff;
  --line:#dde7f1;
  --line-strong:#c9d9e8;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 6px rgba(11,26,42,.06);
  --shadow-md:0 10px 26px rgba(11,26,42,.09);
  --shadow-lg:0 18px 44px rgba(9,32,55,.18);
  --container:1180px;
  --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-800);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.35;font-weight:700;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid rgba(24,150,224,.55);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ===== 顶部信息条 ===== */
.topbar{
  background:linear-gradient(90deg,var(--brand-900),var(--brand-800) 55%,#0b4d7d);
  color:rgba(255,255,255,.82);
  font-size:13px;
  letter-spacing:.3px;
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:38px;
}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);box-shadow:0 0 0 4px rgba(46,198,214,.18);}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-links a:hover{color:#fff;}
.topbar-sep{width:1px;height:13px;background:rgba(255,255,255,.24);}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:64px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;font-size:17px;letter-spacing:.4px;}
.brand:hover{color:var(--brand-700);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  display:grid;place-items:center;color:#fff;
  box-shadow:0 6px 14px rgba(13,120,196,.28);
}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;
  min-height:38px;padding:0 14px;border-radius:var(--radius-sm);
  color:var(--ink-500);font-size:15px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.nav-link:hover{background:var(--bg-100);color:var(--brand-700);}
.nav-link.is-active{background:rgba(13,120,196,.1);color:var(--brand-700);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:0 20px;border-radius:var(--radius-sm);
  background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;
  box-shadow:0 6px 16px rgba(13,120,196,.28);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(13,120,196,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);background:#fff;color:var(--ink-700);
  align-items:center;justify-content:center;cursor:pointer;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  color:#fff;box-shadow:0 10px 22px rgba(10,90,148,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(10,90,148,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.42);
}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.7);transform:translateY(-2px);}
.btn-outline{
  background:#fff;color:var(--brand-700);border-color:var(--line-strong);box-shadow:var(--shadow-sm);
}
.btn-outline:hover{color:var(--brand-800);border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    linear-gradient(110deg,rgba(5,42,74,.95) 0%,rgba(6,52,90,.9) 46%,rgba(8,68,116,.72) 100%),
    url("/assets/images/捕鱼大咖.webp") center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,rgba(5,42,74,0),rgba(4,32,58,.55));
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.18fr .82fr;gap:52px;align-items:center;
  padding:76px 0 84px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);color:#eaf6ff;
}
.badge-gold{background:rgba(240,166,60,.18);border-color:rgba(240,166,60,.55);color:#ffdca6;}
.hero-title{
  font-size:42px;line-height:1.28;color:#fff;letter-spacing:.5px;
  text-shadow:0 4px 18px rgba(0,0,0,.28);
}
.hero-sub{
  margin-top:16px;font-size:17px;color:#bfe0f7;font-weight:600;
}
.hero-lead{
  margin-top:18px;max-width:620px;font-size:15.5px;line-height:1.85;
  color:rgba(240,249,255,.9);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(46,198,214,.14);border:1px solid rgba(46,198,214,.4);color:#a9f0f8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.16);
}
.hero-metric-num{font-size:24px;font-weight:800;color:#fff;letter-spacing:.5px;}
.hero-metric-num span{font-size:14px;font-weight:600;color:#9fd0ec;margin-left:2px;}
.hero-metric-label{font-size:13px;color:rgba(214,236,251,.78);margin-top:2px;}

.hero-panel{
  background:rgba(255,255,255,.97);
  border-radius:var(--radius-lg);
  padding:28px 26px 26px;
  box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,255,255,.7);
  color:var(--ink-700);
}
.panel-title{display:flex;align-items:center;gap:9px;font-size:18px;color:var(--ink-900);}
.panel-note{font-size:13px;color:var(--ink-400);margin-top:6px;}
.benefit-list{margin-top:18px;display:grid;gap:12px;}
.benefit-item{
  display:flex;gap:11px;align-items:flex-start;
  padding:12px 14px;border-radius:var(--radius);
  background:var(--bg-50);border:1px solid var(--line);
}
.benefit-icon{
  width:26px;height:26px;border-radius:8px;flex:0 0 26px;display:grid;place-items:center;
  background:rgba(13,120,196,.12);color:var(--brand-700);
}
.benefit-item strong{display:block;font-size:14.5px;color:var(--ink-900);margin-bottom:2px;}
.benefit-item span{font-size:13px;color:var(--ink-500);line-height:1.65;}
.qualify{
  margin-top:16px;padding:12px 14px;border-radius:var(--radius);
  background:rgba(240,166,60,.1);border:1px dashed rgba(216,137,42,.45);
  font-size:13px;color:#8a5b16;line-height:1.7;
}
.hero-panel .btn{width:100%;margin-top:16px;}
.panel-foot{font-size:12.5px;color:var(--ink-400);text-align:center;margin-top:10px;}

/* ===== 通用区块 ===== */
.section{padding:72px 0;}
.section--alt{background:var(--bg-100);}
.section--dark{background:linear-gradient(150deg,var(--brand-900),#093f68 70%,#0b5488);color:#dcecf8;}
.section--dark .section-title,.section--dark .eyebrow{color:#fff;}
.section--dark .section-desc{color:rgba(214,236,251,.85);}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--brand-600);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:currentColor;}
.section-title{font-size:29px;margin-top:12px;letter-spacing:.3px;}
.section-desc{margin-top:14px;font-size:15px;line-height:1.85;color:var(--ink-500);}

/* ===== 数据指标条 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.stat-num{font-size:30px;font-weight:800;color:var(--brand-700);letter-spacing:.5px;}
.stat-num em{font-style:normal;font-size:15px;font-weight:700;color:var(--ink-400);margin-left:4px;}
.stat-label{margin-top:6px;font-size:14px;font-weight:600;color:var(--ink-900);}
.stat-text{margin-top:6px;font-size:13px;color:var(--ink-500);line-height:1.7;}

/* ===== 功能卡 ===== */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.card-grid.three{grid-template-columns:repeat(3,1fr);}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(24,150,224,.4);}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(13,120,196,.14),rgba(46,198,214,.16));
  color:var(--brand-700);margin-bottom:16px;
}
.card-title{font-size:17px;margin-bottom:10px;}
.card-text{font-size:14px;color:var(--ink-500);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.chip{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:var(--brand-700);
  background:rgba(13,120,196,.08);border:1px solid rgba(13,120,196,.16);
}

/* ===== 参数表 ===== */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.data-table{font-size:14px;min-width:720px;}
.data-table thead th{
  background:var(--bg-100);color:var(--brand-800);
  font-size:13.5px;font-weight:700;text-align:left;
  padding:15px 18px;border-bottom:1px solid var(--line-strong);white-space:nowrap;
}
.data-table tbody td{
  padding:15px 18px;border-bottom:1px solid var(--line);
  color:var(--ink-700);vertical-align:middle;
}
.data-table tbody tr:last-child td{border-bottom:none;}
.data-table tbody tr:hover{background:#f8fbfe;}
.data-table td strong{color:var(--brand-700);font-weight:700;}
.table-scroll{overflow-x:auto;}
.table-note{margin-top:14px;font-size:13px;color:var(--ink-400);}

/* ===== 场景矩阵 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.scene-card{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(46,198,214,.45);}
.scene-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(46,198,214,.13);color:#0f7d8c;
}
.scene-card h3{font-size:15.5px;margin-bottom:6px;}
.scene-card p{font-size:13.5px;color:var(--ink-500);line-height:1.7;}

/* ===== 流程 ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step;}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 24px 24px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step-num{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  color:#fff;font-weight:800;font-size:15px;margin-bottom:16px;
  box-shadow:0 8px 16px rgba(13,120,196,.24);
}
.step h3{font-size:17px;margin-bottom:10px;}
.step p{font-size:14px;color:var(--ink-500);line-height:1.8;}

/* ===== 案例 ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{
  background:var(--surface);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);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(24,150,224,.4);}
.case-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-100);}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.case-card:hover .case-thumb img{transform:scale(1.05);}
.case-body{padding:20px 22px 22px;}
.case-body h3{font-size:16.5px;margin-bottom:8px;}
.case-body p{font-size:13.5px;color:var(--ink-500);line-height:1.75;}
.case-meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:12.5px;color:var(--ink-400);}
.case-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);}

/* ===== 评价墙 ===== */
.rating-summary{
  display:flex;flex-wrap:wrap;align-items:center;gap:28px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:22px 26px;margin-bottom:30px;
}
.rating-score{font-size:42px;font-weight:800;color:#fff;line-height:1;}
.rating-score small{font-size:14px;font-weight:600;color:#9fd0ec;margin-left:6px;}
.rating-detail{font-size:13.5px;color:rgba(214,236,251,.86);line-height:1.8;}
.rating-detail strong{color:#ffdca6;}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{
  background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.6);
  border-radius:var(--radius);padding:24px 22px;color:var(--ink-700);
  box-shadow:var(--shadow-md);
  transition:transform var(--ease),box-shadow var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.stars{color:var(--gold-500);font-size:14px;letter-spacing:2px;}
.quote-text{margin-top:12px;font-size:14px;color:var(--ink-700);line-height:1.8;}
.quote-user{display:flex;align-items:center;gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}
.avatar{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  color:#fff;font-size:13px;font-weight:700;flex:0 0 34px;
}
.quote-user strong{display:block;font-size:13.5px;color:var(--ink-900);}
.quote-user span{font-size:12.5px;color:var(--ink-400);}

/* ===== 分类入口墙 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.channel-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);
  color:var(--ink-700);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(24,150,224,.45);color:var(--ink-700);}
.channel-kicker{font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:var(--aqua-400);text-transform:uppercase;}
.channel-card h3{font-size:19px;margin-top:10px;}
.channel-card p{font-size:13.5px;color:var(--ink-500);line-height:1.75;margin-top:10px;}
.channel-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:13.5px;font-weight:700;color:var(--brand-600);
}
.channel-card:hover .channel-link{color:var(--brand-800);}

/* ===== 专题卡 ===== */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.topic-card{
  background:var(--surface);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);
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(24,150,224,.4);}
.topic-thumb{aspect-ratio:16/11;overflow:hidden;background:var(--bg-100);}
.topic-thumb img{width:100%;height:100%;object-fit:cover;}
.topic-body{padding:18px 18px 20px;}
.topic-body h3{font-size:15.5px;line-height:1.5;}
.topic-body p{font-size:13px;color:var(--ink-500);margin-top:8px;line-height:1.7;}

/* ===== 资讯 ===== */
.news-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:32px;align-items:start;}
.news-list{display:grid;gap:14px;}
.news-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);color:var(--ink-700);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(24,150,224,.42);color:var(--ink-700);}
.news-dot{
  width:9px;height:9px;border-radius:50%;flex:0 0 9px;margin-top:9px;
  background:var(--brand-500);box-shadow:0 0 0 4px rgba(24,150,224,.14);
}
.news-main{flex:1 1 auto;min-width:0;}
.news-main h3{font-size:15.5px;line-height:1.6;margin-bottom:6px;color:var(--ink-900);}
.news-item:hover .news-main h3{color:var(--brand-700);}
.news-main p{font-size:13.5px;color:var(--ink-500);line-height:1.7;}
.news-time{flex:0 0 auto;font-size:12.5px;color:var(--ink-400);white-space:nowrap;padding-top:3px;}
.aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);margin-bottom:20px;
}
.aside-card h3{font-size:16px;margin-bottom:14px;}
.rank-item{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);color:var(--ink-700);
}
.rank-item:last-child{border-bottom:none;padding-bottom:0;}
.rank-num{
  width:22px;height:22px;flex:0 0 22px;border-radius:6px;display:grid;place-items:center;
  font-size:12px;font-weight:800;background:var(--bg-100);color:var(--brand-700);
}
.rank-item:hover .rank-text{color:var(--brand-700);}
.rank-text{font-size:13.5px;line-height:1.65;color:var(--ink-700);}
.aside-tip{font-size:13px;color:var(--ink-500);line-height:1.8;}
.empty-note{
  background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:22px;font-size:14px;color:var(--ink-400);text-align:center;
}

/* ===== 时间线 ===== */
.timeline{position:relative;display:grid;gap:22px;padding-left:26px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--brand-500),rgba(46,198,214,.25));border-radius:2px;
}
.timeline-item{position:relative;}
.timeline-item::before{
  content:"";position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-500);box-shadow:0 0 0 4px rgba(24,150,224,.12);
}
.timeline-date{font-size:12.5px;font-weight:700;color:var(--brand-600);letter-spacing:.6px;}
.timeline-item h3{font-size:16px;margin-top:4px;}
.timeline-item p{font-size:13.5px;color:var(--ink-500);line-height:1.75;margin-top:6px;}

/* ===== 保障条 ===== */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.guard-item{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.guard-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.guard-icon{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(13,120,196,.1);color:var(--brand-700);
}
.guard-item h3{font-size:15px;margin-bottom:5px;}
.guard-item p{font-size:13px;color:var(--ink-500);line-height:1.7;}

/* ===== 合作伙伴 ===== */
.partner-wall{display:flex;flex-wrap:wrap;gap:14px;}
.partner-chip{
  display:inline-flex;align-items:center;
  padding:12px 22px;border-radius:var(--radius-sm);
  background:var(--surface);border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-500);
  box-shadow:var(--shadow-sm);transition:color var(--ease),border-color var(--ease),transform var(--ease);
}
.partner-chip:hover{color:var(--brand-700);border-color:rgba(24,150,224,.4);transform:translateY(-2px);}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 22px;
  font-size:15.5px;font-weight:700;color:var(--ink-900);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--brand-600);font-weight:700;
  transition:transform var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item summary:hover{color:var(--brand-700);}
.faq-body{padding:0 22px 20px;font-size:14px;color:var(--ink-500);line-height:1.85;}

/* ===== 申请表单 ===== */
.apply-wrap{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:start;
}
.apply-card{
  background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.6);
  border-radius:var(--radius-lg);padding:32px 30px;box-shadow:var(--shadow-lg);
  color:var(--ink-700);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-900);}
.field input,.field select,.field textarea{
  width:100%;min-height:44px;padding:11px 14px;
  border-radius:var(--radius-sm);border:1px solid var(--line-strong);
  background:#fbfdff;color:var(--ink-700);font-size:14px;font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);background:#fff;
  box-shadow:0 0 0 4px rgba(24,150,224,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#9aabbd;}
.form-note{font-size:12.5px;color:var(--ink-400);line-height:1.7;margin-top:4px;}
.apply-card .btn{width:100%;margin-top:20px;}
.form-msg{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(46,198,214,.12);border:1px solid rgba(46,198,214,.4);
  color:#0f6c78;font-size:13.5px;line-height:1.7;
}
.form-msg.show{display:block;}
.apply-side h2{color:#fff;font-size:28px;}
.apply-side p{color:rgba(214,236,251,.88);font-size:14.5px;line-height:1.85;margin-top:16px;}
.apply-points{margin-top:24px;display:grid;gap:14px;}
.apply-point{display:flex;gap:12px;align-items:flex-start;}
.apply-point .dot-box{
  width:26px;height:26px;flex:0 0 26px;border-radius:8px;display:grid;place-items:center;
  background:rgba(46,198,214,.2);color:#a9f0f8;
}
.apply-point strong{display:block;color:#fff;font-size:14.5px;margin-bottom:3px;}
.apply-point span{font-size:13px;color:rgba(200,228,246,.86);line-height:1.7;}

/* ===== 页脚 ===== */
.site-footer{
  background:linear-gradient(180deg,#062e4d,#04223b);
  color:rgba(210,232,247,.82);padding:60px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-text{font-size:13.5px;line-height:1.85;color:rgba(198,224,242,.78);max-width:380px;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.4px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:13.5px;color:rgba(198,224,242,.8);}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;
  font-size:12.5px;color:rgba(178,209,231,.66);
}
.footer-bottom a{color:rgba(178,209,231,.8);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:60px 0 66px;}
  .hero-title{font-size:36px;}
  .stat-grid,.guard-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid,.topic-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid.three,.scene-grid,.steps,.case-grid,.quote-grid,.channel-grid{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .apply-wrap{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:60px 0;}
  .section-title{font-size:26px;}
}
@media (max-width:860px){
  .nav-links{
    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);
    padding:12px 20px 18px;box-shadow:var(--shadow-md);
  }
  .nav-links.open{display:flex;}
  .nav-link{min-height:46px;padding:0 12px;}
  .mainnav{position:relative;}
  .site-header{position:sticky;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .topbar-inner{justify-content:center;}
  .topbar-links{display:none;}
}
@media (max-width:768px){
  .hero-title{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-lead{font-size:14.5px;}
  .hero-metrics{gap:22px;}
  .section{padding:52px 0;}
  .section-title{font-size:23px;}
  .section-head{margin-bottom:30px;}
  .stat-grid,.card-grid,.card-grid.three,.scene-grid,.steps,.case-grid,.quote-grid,.channel-grid,.topic-grid,.guard-grid{grid-template-columns:1fr;}
  .rating-summary{padding:20px;gap:18px;}
  .rating-score{font-size:34px;}
  .form-grid{grid-template-columns:1fr;}
  .apply-card{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .data-table{min-width:640px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .hero-inner{padding:44px 0 52px;}
  .hero-title{font-size:26px;}
  .hero-actions .btn{width:100%;}
  .hero-metric-num{font-size:20px;}
  .nav-inner{min-height:58px;gap:12px;}
  .brand{font-size:15.5px;}
  .news-item{flex-direction:column;gap:8px;}
  .news-time{padding-top:0;}
  .section-title{font-size:21px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --brand-900:#052a4a;
  --brand-800:#073d68;
  --brand-700:#0a5a94;
  --brand-600:#0d78c4;
  --brand-500:#1896e0;
  --aqua-400:#2ec6d6;
  --gold-500:#f0a63c;
  --gold-600:#d8892a;
  --ink-900:#0b1a2a;
  --ink-700:#22384d;
  --ink-500:#4d6479;
  --ink-400:#6c8298;
  --bg-50:#f4f8fc;
  --bg-100:#e9f1f9;
  --surface:#ffffff;
  --line:#dde7f1;
  --line-strong:#c9d9e8;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 6px rgba(11,26,42,.06);
  --shadow-md:0 10px 26px rgba(11,26,42,.09);
  --shadow-lg:0 18px 44px rgba(9,32,55,.18);
  --container:1180px;
  --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-800);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.35;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ===== 顶部信息条 ===== */
.topbar{
  background:linear-gradient(90deg,var(--brand-900),var(--brand-800) 55%,#0b4d7d);
  color:rgba(255,255,255,.82);
  font-size:13px;
  letter-spacing:.3px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);box-shadow:0 0 0 4px rgba(46,198,214,.18);flex:0 0 7px;}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-links a:hover{color:#fff;}
.topbar-sep{width:1px;height:13px;background:rgba(255,255,255,.24);}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.nav-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;font-size:17px;letter-spacing:.4px;}
.brand:hover{color:var(--brand-700);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  display:grid;place-items:center;color:#fff;
  box-shadow:0 6px 14px rgba(13,120,196,.28);
}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;min-height:38px;padding:0 14px;
  border-radius:var(--radius-sm);color:var(--ink-500);font-size:15px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.nav-link:hover{background:var(--bg-100);color:var(--brand-700);}
.nav-link.is-active{background:rgba(13,120,196,.1);color:var(--brand-700);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 20px;
  border-radius:var(--radius-sm);background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;
  box-shadow:0 6px 16px rgba(13,120,196,.28);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(13,120,196,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-strong);
  background:#fff;color:var(--ink-700);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:focus-visible,.nav-link:focus-visible,.nav-cta:focus-visible,.btn:focus-visible{
  outline:2px solid var(--brand-500);outline-offset:2px;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.btn-primary{background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:#fff;box-shadow:0 10px 22px rgba(10,90,148,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(10,90,148,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--brand-800);border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ===== 标签 ===== */
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:var(--bg-100);color:var(--brand-700);
  border:1px solid var(--line);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;
  font-size:13px;font-weight:600;background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.26);color:#eaf6ff;
}
.badge-gold{background:rgba(240,166,60,.18);border-color:rgba(240,166,60,.55);color:#ffdca6;}

/* ===== 文章头 ===== */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    linear-gradient(112deg,rgba(5,42,74,.96) 0%,rgba(6,52,90,.92) 48%,rgba(9,72,120,.78) 100%),
    url("/assets/images/深入探讨_捕鱼大咖_的游戏玩法与策略指南.webp") center/cover no-repeat;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:110px;
  background:linear-gradient(180deg,rgba(5,42,74,0),rgba(4,32,58,.5));
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:start;padding:52px 0 60px;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(215,235,250,.8);margin-bottom:18px;}
.crumb a{color:rgba(215,235,250,.9);}
.crumb a:hover{color:#fff;}
.crumb span.sep{color:rgba(215,235,250,.42);}
.hero-title{
  font-size:clamp(26px,3.1vw,40px);line-height:1.32;letter-spacing:.4px;color:#fff;
  text-shadow:0 4px 18px rgba(0,0,0,.3);
}
.hero-lead{
  margin-top:16px;max-width:640px;font-size:15.5px;line-height:1.85;color:rgba(238,248,255,.9);
}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px;}
.hero-tags .tag{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.24);color:#e6f4ff;}
.cover-card{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-lg);padding:16px;backdrop-filter:blur(6px);
  box-shadow:var(--shadow-lg);
}
.cover-card figure{margin:0;position:relative;border-radius:var(--radius);overflow:hidden;}
.cover-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius);}
.cover-card figcaption{
  position:absolute;left:0;bottom:0;padding:10px 14px;width:100%;
  font-size:12.5px;color:#e8f4ff;background:linear-gradient(180deg,rgba(5,42,74,0),rgba(5,42,74,.86));
}
.toc-mini{margin-top:16px;}
.toc-mini h3{font-size:13px;letter-spacing:1.6px;text-transform:uppercase;color:rgba(190,222,246,.82);margin-bottom:10px;font-weight:700;}
.toc-mini ol{margin:0;padding-left:0;list-style:none;counter-reset:toc;}
.toc-mini li{
  counter-increment:toc;display:flex;gap:10px;align-items:flex-start;
  font-size:13.5px;color:rgba(235,247,255,.9);padding:7px 0;border-bottom:1px dashed rgba(255,255,255,.14);
}
.toc-mini li:last-child{border-bottom:0;}
.toc-mini li::before{
  content:counter(toc,decimal-leading-zero);color:var(--aqua-400);
  font-weight:800;font-size:12px;flex:0 0 22px;line-height:1.9;
}

/* ===== 板块 ===== */
.section{padding:56px 0;}
.section-alt{background:var(--bg-100);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:26px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:1.4px;color:var(--brand-600);text-transform:uppercase;margin-bottom:8px;
}
.section-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--gold-500);}
.section-title{font-size:26px;letter-spacing:.3px;}
.section-desc{margin-top:8px;font-size:14.5px;color:var(--ink-500);max-width:760px;}

/* ===== 文章两栏 ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start;}
.article-main{min-width:0;}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:28px 30px;
}
.prose-narrow{max-width:720px;}
.prose{font-size:15.5px;line-height:1.85;color:var(--ink-700);}
.prose > * + *{margin-top:16px;}
.prose h2{
  font-size:22px;margin-top:34px;padding-left:14px;border-left:4px solid var(--brand-500);
  line-height:1.4;
}
.prose h3{font-size:18px;margin-top:26px;color:var(--brand-800);}
.prose p{color:var(--ink-700);}
.prose strong{color:var(--ink-900);}
.prose a{border-bottom:1px solid rgba(13,120,196,.35);}
.prose ul{list-style:none;padding-left:0;}
.prose ul li{position:relative;padding-left:20px;margin-top:8px;}
.prose ul li::before{
  content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;
  border-radius:2px;background:var(--aqua-400);transform:rotate(45deg);
}
.prose ol{padding-left:22px;}
.prose ol li{margin-top:8px;}
.prose img{border-radius:var(--radius);box-shadow:var(--shadow-sm);margin:22px 0;}
.prose blockquote{
  margin:22px 0;padding:16px 20px;border-left:4px solid var(--gold-500);
  background:var(--bg-50);border-radius:0 var(--radius) var(--radius) 0;color:var(--ink-700);
}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px;margin:20px 0;}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.prose th{background:var(--bg-100);color:var(--ink-900);font-weight:700;}
.article-meta-line{
  display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;
  padding-bottom:18px;margin-bottom:22px;border-bottom:1px solid var(--line);
  font-size:13px;color:var(--ink-400);
}
.article-meta-line .pill{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:rgba(13,120,196,.1);color:var(--brand-700);font-weight:700;font-size:12.5px;
}
.empty-state{text-align:center;padding:40px 16px;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--ink-500);margin-bottom:20px;}

/* ===== 速览要点 ===== */
.highlights{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:26px;}
.hl-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.hl-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.hl-item .num{font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--gold-600);}
.hl-item h3{font-size:15.5px;margin:6px 0 6px;}
.hl-item p{font-size:13.5px;line-height:1.75;color:var(--ink-500);}

/* ===== 参考表 ===== */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow-x:auto;
}
table.params{width:100%;border-collapse:collapse;font-size:14.5px;min-width:620px;}
table.params th{
  background:linear-gradient(180deg,#0b5590,#0a4a7e);color:#eaf6ff;
  font-weight:700;font-size:13.5px;letter-spacing:.6px;text-align:left;
  padding:13px 16px;white-space:nowrap;
}
table.params td{padding:13px 16px;border-top:1px solid var(--line);color:var(--ink-700);vertical-align:top;}
table.params tbody tr:nth-child(even){background:#f8fbfe;}
table.params tbody tr:hover{background:rgba(46,198,214,.08);}
table.params .rate{font-weight:800;color:var(--brand-700);white-space:nowrap;}

/* ===== 场景卡 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.card .icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(13,120,196,.1);color:var(--brand-700);margin-bottom:14px;
}
.card h3{font-size:16.5px;margin-bottom:8px;}
.card p{font-size:14px;line-height:1.78;color:var(--ink-500);}
.card .card-foot{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:860px;}
.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:var(--brand-500);box-shadow:var(--shadow-md);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-weight:700;font-size:15.5px;
  color:var(--ink-900);display:flex;align-items:center;gap:12px;
  transition:background var(--ease),color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:700;color:var(--brand-600);line-height:1;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{background:var(--bg-50);color:var(--brand-800);}
.faq-body{padding:0 20px 18px;font-size:14.5px;line-height:1.82;color:var(--ink-500);}

/* ===== 侧栏 ===== */
.article-side{display:grid;gap:20px;position:sticky;top:88px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:20px;
}
.side-card h3{font-size:14px;letter-spacing:1.2px;text-transform:uppercase;color:var(--ink-400);margin-bottom:14px;}
.side-card.dark{
  background:linear-gradient(150deg,var(--brand-900),var(--brand-700));color:#eaf6ff;border-color:transparent;
  box-shadow:var(--shadow-md);
}
.side-card.dark h3{color:rgba(198,228,248,.85);}
.side-card.dark p{color:rgba(230,244,255,.88);font-size:14px;line-height:1.8;}
.side-list{display:grid;gap:12px;}
.side-list a{
  display:flex;gap:12px;align-items:flex-start;color:var(--ink-700);font-size:14px;font-weight:600;
  padding:10px 12px;border-radius:var(--radius-sm);background:var(--bg-50);
  border:1px solid transparent;transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.side-list a:hover{background:#fff;border-color:var(--line-strong);transform:translateY(-2px);color:var(--brand-800);}
.side-list .dot{
  flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--aqua-400);margin-top:9px;
}
.side-note{font-size:13px;color:var(--ink-400);line-height:1.75;margin-top:10px;}

/* ===== 表单 ===== */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-700);}
.field input,.field select{
  min-height:44px;padding:0 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line-strong);background:#fff;font-size:14.5px;color:var(--ink-900);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field input::placeholder{color:var(--ink-400);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(24,150,224,.16);
}
.form-hint{font-size:12.5px;color:var(--ink-400);margin-top:12px;line-height:1.7;}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;}

/* ===== 收口 CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);color:#fff;
  background:linear-gradient(120deg,var(--brand-900),var(--brand-700) 62%,#0b6296);
  padding:34px 34px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  box-shadow:var(--shadow-lg);
}
.cta-band h2{color:#fff;font-size:23px;letter-spacing:.3px;}
.cta-band p{margin-top:8px;color:rgba(228,244,255,.88);font-size:14.5px;max-width:620px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-band .btn-outline{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.45);box-shadow:none;}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.2);color:#fff;border-color:rgba(255,255,255,.7);}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(226,241,252,.78);margin-top:56px;border-top:4px solid var(--brand-700);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding:48px 0 32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-text{font-size:14px;line-height:1.85;color:rgba(206,228,246,.76);max-width:420px;}
.site-footer h3{color:#fff;font-size:14px;letter-spacing:1.2px;margin-bottom:14px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:rgba(206,228,246,.8);font-size:14px;}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.13);
  font-size:13px;color:rgba(190,216,238,.68);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;padding:44px 0 50px;}
  .article-layout{grid-template-columns:1fr;gap:28px;}
  .article-side{position:static;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .highlights{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:860px){
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);
    box-shadow:var(--shadow-md);padding:10px;flex-direction:column;align-items:stretch;gap:4px;
  }
  .nav-links.open{display:flex;}
  .nav-link{min-height:44px;padding:0 14px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .topbar-inner{flex-direction:column;align-items:flex-start;gap:4px;padding:8px 0;}
  .topbar-links{gap:12px;}
  .section{padding:42px 0;}
  .panel{padding:22px 18px;}
  .section-title{font-size:22px;}
  .grid-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:38px 0 26px;}
  .cta-band{padding:26px 22px;}
  .cta-band h2{font-size:20px;}
  .form-grid{grid-template-columns:1fr;}
  .hero-title{font-size:25px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .brand{font-size:15px;}
  .brand span:last-child{max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .hero-tags .tag,.hero-meta .tag{font-size:12px;}
  .btn{width:100%;}
  .form-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  table.params{min-width:520px;font-size:13.5px;}
}

/* roulang page: category1 */
:root{
 --brand-900:#052a4a;
 --brand-800:#073d68;
 --brand-700:#0a5a94;
 --brand-600:#0d78c4;
 --brand-500:#1896e0;
 --aqua-400:#2ec6d6;
 --gold-500:#f0a63c;
 --gold-600:#d8892a;
 --ink-900:#0b1a2a;
 --ink-700:#22384d;
 --ink-500:#4d6479;
 --ink-400:#6c8298;
 --bg-50:#f4f8fc;
 --bg-100:#e9f1f9;
 --surface:#ffffff;
 --line:#dde7f1;
 --line-strong:#c9d9e8;
 --radius-sm:8px;
 --radius:12px;
 --radius-lg:18px;
 --shadow-sm:0 2px 6px rgba(11,26,42,.06);
 --shadow-md:0 10px 26px rgba(11,26,42,.09);
 --shadow-lg:0 18px 44px rgba(9,32,55,.18);
 --container:1180px;
 --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
 font-size:16px;line-height:1.78;color:var(--ink-700);background:var(--bg-50);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-800);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.32;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(24,150,224,.45);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ===== 顶部信息条 ===== */
.topbar{background:linear-gradient(90deg,var(--brand-900),var(--brand-800) 55%,#0b4d7d);color:rgba(255,255,255,.82);font-size:13px;letter-spacing:.3px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);box-shadow:0 0 0 4px rgba(46,198,214,.18);}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-links a:hover{color:#fff;}
.topbar-sep{width:1px;height:13px;background:rgba(255,255,255,.24);}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;font-size:17px;letter-spacing:.4px;}
.brand:hover{color:var(--brand-700);}
.brand-mark{width:34px;height:34px;border-radius:10px;flex:0 0 34px;background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(13,120,196,.28);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:var(--radius-sm);color:var(--ink-500);font-size:15px;font-weight:600;transition:background var(--ease),color var(--ease);}
.nav-link:hover{background:var(--bg-100);color:var(--brand-700);}
.nav-link.is-active{background:rgba(13,120,196,.1);color:var(--brand-700);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 20px;border-radius:var(--radius-sm);background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;box-shadow:0 6px 16px rgba(13,120,196,.28);transition:transform var(--ease),background var(--ease),box-shadow var(--ease);}
.nav-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(13,120,196,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-strong);background:#fff;color:var(--ink-700);align-items:center;justify-content:center;cursor:pointer;}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 26px;border-radius:var(--radius-sm);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);}
.btn-primary{background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:#fff;box-shadow:0 10px 22px rgba(10,90,148,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(10,90,148,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:rgba(255,255,255,.72);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--brand-800);border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ===== 分类页 Hero ===== */
.page-hero{
 position:relative;overflow:hidden;color:#fff;
 background:
 linear-gradient(112deg,rgba(5,42,74,.96) 0%,rgba(6,52,90,.92) 45%,rgba(10,90,148,.74) 100%),
 url("/assets/images/深入探讨_捕鱼大咖_的游戏玩法与策略指南.webp") center/cover no-repeat;
 padding:64px 0 76px;
}
.page-hero::after{content:"";position:absolute;inset:auto 0 0 0;height:110px;background:linear-gradient(180deg,rgba(5,42,74,0),rgba(4,32,58,.5));pointer-events:none;}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);color:#eaf6ff;}
.badge-gold{background:rgba(240,166,60,.18);border-color:rgba(240,166,60,.55);color:#ffdca6;}
.hero-title{font-size:40px;line-height:1.28;color:#fff;text-shadow:0 4px 18px rgba(0,0,0,.28);}
.hero-sub{margin-top:14px;font-size:17px;color:#bfe0f7;font-weight:600;}
.hero-lead{margin-top:16px;max-width:600px;font-size:15.5px;line-height:1.85;color:rgba(240,249,255,.9);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(46,198,214,.16);border:1px solid rgba(46,198,214,.42);color:#c8f4f8;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.dossier{background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-lg);}
.dossier-cover{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:16/10;background:var(--bg-100);}
.dossier-cover img{width:100%;height:100%;object-fit:cover;}
.dossier-cover span{position:absolute;left:12px;bottom:12px;padding:5px 12px;border-radius:999px;background:rgba(5,42,74,.78);color:#eaf6ff;font-size:12px;font-weight:700;letter-spacing:.5px;}
.dossier-head{padding:16px 6px 8px;border-bottom:1px dashed var(--line-strong);}
.dossier-head h2{font-size:15px;letter-spacing:.6px;color:var(--brand-800);}
.dossier-head p{font-size:12.5px;color:var(--ink-400);margin-top:4px;}
.dossier-list{display:grid;gap:2px;padding:8px 0 2px;}
.dossier-item{display:flex;align-items:center;gap:12px;padding:9px 6px;border-radius:var(--radius-sm);color:var(--ink-700);font-size:14px;font-weight:600;transition:background var(--ease),color var(--ease);}
.dossier-item:hover{background:var(--bg-100);color:var(--brand-700);}
.dossier-item i{width:24px;height:24px;flex:0 0 24px;border-radius:7px;background:rgba(13,120,196,.1);color:var(--brand-700);display:grid;place-items:center;font-size:12px;font-style:normal;font-weight:800;}

/* ===== 板块 ===== */
.section{padding:70px 0;}
.section-alt{background:var(--bg-100);}
.section-white{background:var(--surface);}
.section-head{max-width:780px;margin-bottom:34px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:800;letter-spacing:1.6px;color:var(--brand-600);text-transform:uppercase;}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:var(--gold-500);}
.sec-title{font-size:29px;margin:10px 0 12px;}
.sec-desc{font-size:15px;color:var(--ink-500);line-height:1.85;}

/* ===== 数据卡 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;}
.stat{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);}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.stat-num{font-size:28px;font-weight:800;color:var(--brand-700);line-height:1.2;}
.stat-num small{font-size:14px;font-weight:700;color:var(--ink-500);margin-left:3px;}
.stat-label{font-size:13px;color:var(--ink-400);margin-top:6px;}

/* ===== 卡片网格 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.card-icon{width:42px;height:42px;border-radius:11px;background:rgba(13,120,196,.1);color:var(--brand-700);display:grid;place-items:center;margin-bottom:14px;}
.card h3{font-size:17.5px;margin-bottom:8px;}
.card p{font-size:14.5px;color:var(--ink-500);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.chip{display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--bg-100);color:var(--brand-700);border:1px solid rgba(13,120,196,.14);}
.chip-gold{background:rgba(240,166,60,.14);color:var(--gold-600);border-color:rgba(240,166,60,.32);}

/* ===== 图文块 ===== */
.feature{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.feature-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line);background:var(--bg-100);}
.feature-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.feature-body h3{font-size:22px;margin-bottom:12px;}
.feature-body p{font-size:15px;color:var(--ink-500);line-height:1.85;}
.feature-list{display:grid;gap:12px;margin-top:18px;}
.feature-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-700);}
.feature-list li::before{content:"";width:7px;height:7px;flex:0 0 7px;margin-top:9px;border-radius:50%;background:var(--aqua-400);}

/* ===== 节奏分段 ===== */
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}
.phase-list{display:grid;gap:16px;}
.phase{display:grid;grid-template-columns:96px 1fr;gap:18px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand-500);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease);}
.phase:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.phase-time{font-size:14.5px;font-weight:800;color:var(--brand-700);}
.phase-time span{display:block;font-size:12px;font-weight:600;color:var(--ink-400);margin-top:3px;}
.phase h3{font-size:16.5px;margin-bottom:6px;}
.phase p{font-size:14.5px;color:var(--ink-500);}

/* ===== 步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.step-num{width:34px;height:34px;border-radius:10px;background:rgba(13,120,196,.1);color:var(--brand-700);display:grid;place-items:center;font-weight:800;font-size:14px;margin-bottom:14px;}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-500);line-height:1.78;}

/* ===== 玩家记录 ===== */
.voice{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;transition:transform var(--ease),box-shadow var(--ease);}
.voice:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.voice-quote{font-size:15px;color:var(--ink-700);line-height:1.85;}
.voice-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);}
.voice-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:920px;}
.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:rgba(13,120,196,.34);box-shadow:var(--shadow-md);}
.faq-item summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15.5px;color:var(--ink-900);display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color var(--ease);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;line-height:1;color:var(--brand-600);font-weight:700;}
.faq-item[open] summary{color:var(--brand-700);}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--ink-500);line-height:1.85;}

/* ===== 资讯列表 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.news-cat{display:inline-flex;align-self:flex-start;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(46,198,214,.14);color:#127f8b;border:1px solid rgba(46,198,214,.3);}
.news-card h3{font-size:16px;line-height:1.55;}
.news-card h3 a{color:var(--ink-900);}
.news-card h3 a:hover{color:var(--brand-700);}
.news-card p{font-size:14px;color:var(--ink-500);line-height:1.78;}
.news-time{font-size:12.5px;color:var(--ink-400);margin-top:auto;}
.news-empty{background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:30px;text-align:center;color:var(--ink-400);font-size:14.5px;}
.news-more{display:flex;justify-content:center;margin-top:30px;}

/* ===== 收口 CTA ===== */
.cta-band{background:linear-gradient(120deg,var(--brand-900),var(--brand-700) 68%,#0d78c4);border-radius:var(--radius-lg);padding:44px;display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;box-shadow:var(--shadow-lg);color:#fff;}
.cta-band h2{color:#fff;font-size:26px;line-height:1.35;}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(235,246,255,.88);line-height:1.85;}
.cta-form{display:flex;flex-wrap:wrap;gap:10px;}
.cta-form input{flex:1 1 210px;min-height:46px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.34);background:rgba(255,255,255,.12);color:#fff;padding:0 16px;font-size:14px;transition:border-color var(--ease),background var(--ease);}
.cta-form input::placeholder{color:rgba(255,255,255,.62);}
.cta-form input:focus{outline:none;border-color:var(--aqua-400);background:rgba(255,255,255,.2);}
.cta-note{font-size:12.5px;color:rgba(255,255,255,.66);margin-top:12px;}
.form-tip{font-size:13.5px;color:#bff0f6;margin-top:10px;display:none;}
.form-tip.show{display:block;}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:58px 0 0;margin-top:70px;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-text{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:420px;}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.4px;}
.footer-links{display:grid;gap:9px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14px;}
.footer-links a:hover{color:#fff;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:20px 0 24px;font-size:13px;color:rgba(255,255,255,.5);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:34px;}
 .hero-title{font-size:34px;}
 .stat-grid{grid-template-columns:repeat(2,1fr);}
 .grid-3{grid-template-columns:repeat(2,1fr);}
 .steps{grid-template-columns:repeat(2,1fr);}
 .split{grid-template-columns:1fr;gap:26px;}
 .feature{grid-template-columns:1fr;gap:26px;}
 .news-grid{grid-template-columns:repeat(2,1fr);}
 .cta-band{grid-template-columns:1fr;padding:34px;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
 .container{padding:0 18px;}
 .topbar-links{display:none;}
 .nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);padding:10px 16px 16px;display:none;}
 .nav-links.is-open{display:flex;}
 .nav-link{min-height:44px;padding:0 12px;}
 .nav-toggle{display:inline-flex;}
 .nav-cta{display:none;}
 .page-hero{padding:44px 0 52px;}
 .hero-title{font-size:28px;}
 .hero-sub{font-size:15px;}
 .hero-lead{font-size:14.5px;}
 .section{padding:52px 0;}
 .sec-title{font-size:24px;}
 .grid-3,.grid-2,.steps,.news-grid{grid-template-columns:1fr;}
 .stat-grid{grid-template-columns:repeat(2,1fr);}
 .cta-band{padding:28px 22px;}
 .cta-band h2{font-size:22px;}
 .faq-item summary{padding:16px 18px;font-size:15px;}
 .faq-body{padding:0 18px 18px;}
 .footer-grid{grid-template-columns:1fr;}
 .site-footer{padding-top:44px;margin-top:52px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
 .hero-title{font-size:24px;}
 .stat-grid{grid-template-columns:1fr;}
 .phase{grid-template-columns:1fr;gap:8px;}
 .btn{width:100%;}
 .hero-actions{flex-direction:column;}
 .btn-sm{width:auto;}
}

/* roulang page: category2 */
:root{
  --brand-900:#052a4a;
  --brand-800:#073d68;
  --brand-700:#0a5a94;
  --brand-600:#0d78c4;
  --brand-500:#1896e0;
  --aqua-400:#2ec6d6;
  --gold-500:#f0a63c;
  --gold-600:#d8892a;
  --ink-900:#0b1a2a;
  --ink-700:#22384d;
  --ink-500:#4d6479;
  --ink-400:#6c8298;
  --bg-50:#f4f8fc;
  --bg-100:#e9f1f9;
  --surface:#ffffff;
  --line:#dde7f1;
  --line-strong:#c9d9e8;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 6px rgba(11,26,42,.06);
  --shadow-md:0 10px 26px rgba(11,26,42,.09);
  --shadow-lg:0 18px 44px rgba(9,32,55,.18);
  --container:1180px;
  --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-800);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.35;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(24,150,224,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ===== 顶部信息条 ===== */
.topbar{
  background:linear-gradient(90deg,var(--brand-900),var(--brand-800) 55%,#0b4d7d);
  color:rgba(255,255,255,.82);
  font-size:13px;letter-spacing:.3px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);box-shadow:0 0 0 4px rgba(46,198,214,.18);}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-links a:hover{color:#fff;}
.topbar-sep{width:1px;height:13px;background:rgba(255,255,255,.24);}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;font-size:17px;letter-spacing:.4px;}
.brand:hover{color:var(--brand-700);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  display:grid;place-items:center;color:#fff;
  box-shadow:0 6px 14px rgba(13,120,196,.28);
}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:var(--radius-sm);
  color:var(--ink-500);font-size:15px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.nav-link:hover{background:var(--bg-100);color:var(--brand-700);}
.nav-link.is-active{background:rgba(13,120,196,.1);color:var(--brand-700);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 20px;
  border-radius:var(--radius-sm);background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;
  box-shadow:0 6px 16px rgba(13,120,196,.28);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(13,120,196,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);background:#fff;color:var(--ink-700);
  align-items:center;justify-content:center;cursor:pointer;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.btn-primary{background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:#fff;box-shadow:0 10px 22px rgba(10,90,148,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(10,90,148,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--brand-800);border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:rgba(255,255,255,.75);transform:translateY(-2px);}

/* ===== 通用板块 ===== */
.section{padding:64px 0;}
.section--alt{background:var(--bg-100);}
.section--plain{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;
  font-size:13px;font-weight:700;letter-spacing:1.2px;color:var(--brand-600);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand-600),var(--aqua-400));}
.section-title{font-size:28px;font-weight:800;}
.section-desc{margin-top:12px;font-size:15.5px;color:var(--ink-500);line-height:1.85;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:rgba(13,120,196,.1);color:var(--brand-700);
  border:1px solid rgba(13,120,196,.16);
}
.tag--gold{background:rgba(240,166,60,.16);color:#a96c15;border-color:rgba(240,166,60,.35);}
.tag--aqua{background:rgba(46,198,214,.14);color:#137f8c;border-color:rgba(46,198,214,.3);}

/* ===== 分类页 Hero ===== */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 420px at 12% -20%,rgba(46,198,214,.35),transparent 60%),
    linear-gradient(115deg,var(--brand-900) 0%,var(--brand-800) 48%,#0a4f83 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 70% 30%,#000,transparent 72%);
}
.page-hero-inner{position:relative;z-index:2;padding:46px 0 56px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.65);margin-bottom:22px;}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:#fff;}
.crumb span[aria-current]{color:#ffdca6;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;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:#eaf6ff;margin-bottom:18px;
}
.page-title{font-size:38px;font-weight:800;line-height:1.28;color:#fff;letter-spacing:.4px;text-shadow:0 6px 22px rgba(0,0,0,.28);}
.page-sub{margin-top:16px;font-size:16.5px;font-weight:600;color:#bfe0f7;}
.page-lead{margin-top:16px;max-width:600px;font-size:15.5px;line-height:1.85;color:rgba(238,248,255,.9);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tags .tag{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.26);color:#dff1ff;}
.status-strip{
  margin-top:28px;display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;
  padding:14px 18px;border-radius:var(--radius);
  background:rgba(4,32,58,.45);border:1px solid rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(226,242,255,.9);
}
.status-strip .dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);display:inline-block;margin-right:7px;box-shadow:0 0 0 4px rgba(46,198,214,.16);}
.imatrix{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;
  padding:20px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  box-shadow:0 22px 48px rgba(3,22,40,.35);
}
.imatrix-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  padding:16px 8px;border-radius:var(--radius);text-align:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  transition:transform var(--ease),background var(--ease),border-color var(--ease);
}
.imatrix-item:hover{transform:translateY(-3px);background:rgba(46,198,214,.16);border-color:rgba(46,198,214,.45);}
.imatrix-item svg{color:var(--aqua-400);}
.imatrix-item span{font-size:12.5px;font-weight:600;color:#dcefff;letter-spacing:.4px;}
.imatrix-item b{display:block;font-size:12px;color:rgba(255,255,255,.55);font-weight:500;}

/* ===== 炮台参数卡 ===== */
.param-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.param-card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  padding:24px 22px;border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.param-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-500);}
.param-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(13,120,196,.14),rgba(46,198,214,.18));
  color:var(--brand-700);
}
.param-card h3{font-size:17px;font-weight:800;}
.param-card p{font-size:14px;line-height:1.75;color:var(--ink-500);}
.param-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.param-rate{font-size:13px;font-weight:700;color:var(--brand-700);background:var(--bg-100);padding:4px 10px;border-radius:var(--radius-sm);}

/* ===== 技能图鉴列表 ===== */
.codex-list{display:flex;flex-direction:column;gap:14px;}
.codex-item{
  display:grid;grid-template-columns:64px 1fr auto;gap:22px;align-items:center;
  padding:22px 24px;border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.codex-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand-500);}
.codex-no{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:var(--brand-700);
  background:linear-gradient(140deg,rgba(13,120,196,.12),rgba(46,198,214,.2));
  border:1px solid rgba(13,120,196,.16);
}
.codex-body h3{font-size:16.5px;font-weight:800;margin-bottom:4px;}
.codex-body p{font-size:14px;color:var(--ink-500);line-height:1.75;}
.codex-side{display:flex;flex-direction:column;gap:8px;align-items:flex-end;min-width:118px;}
.codex-side small{font-size:12.5px;color:var(--ink-400);}

/* ===== 鱼潮场景时间线 ===== */
.scene-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.scene-item{
  display:flex;gap:18px;padding:24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);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-md);border-color:var(--brand-500);}
.scene-step{
  flex:0 0 44px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  font-weight:800;color:#fff;background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));
  box-shadow:0 8px 18px rgba(13,120,196,.28);
}
.scene-item h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.scene-item p{font-size:14px;color:var(--ink-500);line-height:1.75;}
.scene-flag{display:inline-block;margin-top:10px;font-size:12.5px;font-weight:700;color:var(--gold-600);background:rgba(240,166,60,.14);padding:4px 10px;border-radius:999px;}

/* ===== 图文演示 ===== */
.demo-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center;}
.demo-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line-strong);}
.demo-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .4s ease;}
.demo-media:hover img{transform:scale(1.03);}
.demo-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(180deg,rgba(5,42,74,0),rgba(5,42,74,.88));
  color:#eaf6ff;font-size:13.5px;font-weight:600;letter-spacing:.3px;
}
.demo-list{display:flex;flex-direction:column;gap:18px;margin-top:22px;}
.demo-row{display:flex;gap:14px;padding-bottom:18px;border-bottom:1px dashed var(--line-strong);}
.demo-row:last-child{border-bottom:0;padding-bottom:0;}
.demo-row .bullet{
  flex:0 0 28px;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;
  background:rgba(13,120,196,.1);color:var(--brand-700);margin-top:2px;
}
.demo-row h3{font-size:15.5px;font-weight:800;margin-bottom:4px;}
.demo-row p{font-size:14px;color:var(--ink-500);line-height:1.75;}

/* ===== 实战记录数据 ===== */
.record-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.record-card{
  padding:26px 24px;border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.record-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand-600),var(--aqua-400));}
.record-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-500);}
.record-card h3{font-size:15px;font-weight:800;color:var(--ink-700);letter-spacing:.4px;}
.record-num{margin:10px 0 4px;font-size:30px;font-weight:800;color:var(--brand-700);letter-spacing:.5px;}
.record-num small{font-size:14px;font-weight:700;color:var(--ink-400);margin-left:4px;}
.record-card p{font-size:13.5px;color:var(--ink-500);line-height:1.75;}
.record-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ===== 口碑墙 ===== */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.quote-card{
  display:flex;flex-direction:column;gap:14px;padding:26px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-500);}
.quote-mark{color:var(--aqua-400);}
.quote-card p{font-size:14.5px;color:var(--ink-700);line-height:1.8;}
.quote-who{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:6px;}
.quote-avatar{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#fff;background:linear-gradient(140deg,var(--brand-700),var(--aqua-400));
}
.quote-who b{display:block;font-size:14px;color:var(--ink-900);}
.quote-who span{font-size:12.5px;color:var(--ink-400);}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:var(--brand-500);box-shadow:var(--shadow-md);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;cursor:pointer;font-size:15.5px;font-weight:700;color:var(--ink-900);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;font-size:16px;font-weight:700;
  background:rgba(13,120,196,.1);color:var(--brand-700);transition:transform var(--ease),background var(--ease);
}
.faq-item[open] summary::after{content:"–";background:var(--brand-600);color:#fff;}
.faq-answer{padding:0 22px 20px;font-size:14.5px;color:var(--ink-500);line-height:1.85;}

/* ===== 频道矩阵 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.channel-card{
  display:flex;flex-direction:column;gap:12px;padding:26px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  color:var(--ink-700);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-500);color:var(--ink-700);}
.channel-card h3{font-size:17px;font-weight:800;display:flex;align-items:center;gap:8px;}
.channel-card p{font-size:14px;color:var(--ink-500);line-height:1.75;}
.channel-card .channel-go{font-size:13.5px;font-weight:700;color:var(--brand-600);margin-top:auto;}
.channel-card.is-current{border-color:var(--brand-600);background:linear-gradient(180deg,rgba(13,120,196,.06),rgba(255,255,255,1));}
.channel-flag{font-size:12px;font-weight:700;color:var(--brand-700);background:rgba(13,120,196,.12);padding:3px 9px;border-radius:999px;}

/* ===== 收口 CTA ===== */
.cta-band{
  position:relative;overflow:hidden;color:#fff;border-radius:var(--radius-lg);
  padding:44px 44px;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
  background:linear-gradient(115deg,var(--brand-900),var(--brand-700) 60%,#0b639f);
  box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,198,214,.35),transparent 70%);
}
.cta-text{position:relative;z-index:2;max-width:620px;}
.cta-text h2{color:#fff;font-size:25px;font-weight:800;}
.cta-text p{margin-top:10px;font-size:14.5px;color:rgba(226,242,255,.88);line-height:1.8;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(226,242,255,.78);margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:44px;
  padding:56px 0 34px;border-top:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-text{font-size:14px;line-height:1.85;color:rgba(226,242,255,.7);max-width:430px;}
.footer-col h3{color:#fff;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.4px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(226,242,255,.76);font-size:14px;transition:color var(--ease),transform var(--ease);}
.footer-links a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(226,242,255,.55);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .page-title{font-size:33px;}
  .param-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .record-grid,.quote-grid,.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .demo-grid{grid-template-columns:1fr;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:54px 0;}
}
@media (max-width:860px){
  .nav-links{
    position:absolute;left:16px;right:16px;top:calc(100% + 8px);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:12px;border-radius:var(--radius);background:#fff;
    border:1px solid var(--line);box-shadow:var(--shadow-md);
    display:none;
  }
  .nav-links.is-open{display:flex;}
  .nav-link{min-height:44px;padding:0 14px;}
  .nav-toggle{display:inline-flex;}
  .mainnav{position:relative;}
  .nav-inner{flex-wrap:nowrap;}
  .nav-cta{display:none;}
  .scene-wrap{grid-template-columns:1fr;}
  .codex-item{grid-template-columns:52px 1fr;gap:16px;}
  .codex-side{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:flex-start;gap:10px;min-width:0;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .topbar-inner{flex-direction:column;align-items:flex-start;gap:4px;padding:8px 0;min-height:0;}
  .topbar-links{flex-wrap:wrap;gap:12px;}
  .page-hero-inner{padding:34px 0 44px;}
  .page-title{font-size:27px;}
  .page-sub{font-size:15px;}
  .hero-tags{gap:8px;}
  .imatrix{grid-template-columns:repeat(2,minmax(0,1fr));padding:14px;}
  .param-grid,.record-grid,.quote-grid,.channel-grid{grid-template-columns:1fr;}
  .section{padding:44px 0;}
  .section-title{font-size:22px;}
  .cta-band{padding:30px 22px;flex-direction:column;align-items:flex-start;}
  .cta-text h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 26px;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
}

/* roulang page: category3 */
:root{
 --brand-900:#052a4a;
 --brand-800:#073d68;
 --brand-700:#0a5a94;
 --brand-600:#0d78c4;
 --brand-500:#1896e0;
 --aqua-400:#2ec6d6;
 --gold-500:#f0a63c;
 --gold-600:#d8892a;
 --ink-900:#0b1a2a;
 --ink-700:#22384d;
 --ink-500:#4d6479;
 --ink-400:#6c8298;
 --bg-50:#f4f8fc;
 --bg-100:#e9f1f9;
 --surface:#ffffff;
 --line:#dde7f1;
 --line-strong:#c9d9e8;
 --radius-sm:8px;
 --radius:12px;
 --radius-lg:18px;
 --shadow-sm:0 2px 6px rgba(11,26,42,.06);
 --shadow-md:0 10px 26px rgba(11,26,42,.09);
 --shadow-lg:0 18px 44px rgba(9,32,55,.18);
 --container:1180px;
 --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
 margin:0;
 font-family:"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
 font-size:16px;line-height:1.75;color:var(--ink-700);background:var(--bg-50);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-800);}
button,input,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.35;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(46,198,214,.55);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ===== 顶部信息条 ===== */
.topbar{background:linear-gradient(90deg,var(--brand-900),var(--brand-800) 55%,#0b4d7d);color:rgba(255,255,255,.82);font-size:13px;letter-spacing:.3px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua-400);box-shadow:0 0 0 4px rgba(46,198,214,.18);}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-links a:hover{color:#fff;}
.topbar-sep{width:1px;height:13px;background:rgba(255,255,255,.24);}
/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;font-size:17px;letter-spacing:.4px;}
.brand:hover{color:var(--brand-700);}
.brand-mark{width:34px;height:34px;border-radius:10px;flex:0 0 34px;background:linear-gradient(140deg,var(--brand-600),var(--aqua-400));display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(13,120,196,.28);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:var(--radius-sm);color:var(--ink-500);font-size:15px;font-weight:600;transition:background var(--ease),color var(--ease);}
.nav-link:hover{background:var(--bg-100);color:var(--brand-700);}
.nav-link.is-active{background:rgba(13,120,196,.1);color:var(--brand-700);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 20px;border-radius:var(--radius-sm);background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;box-shadow:0 6px 16px rgba(13,120,196,.28);transition:transform var(--ease),background var(--ease),box-shadow var(--ease);}
.nav-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(13,120,196,.32);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-strong);background:#fff;color:var(--ink-700);align-items:center;justify-content:center;cursor:pointer;}
/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 26px;border-radius:var(--radius-sm);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);}
.btn-primary{background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:#fff;box-shadow:0 10px 22px rgba(10,90,148,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(10,90,148,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.7);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--brand-800);border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(112deg,rgba(5,42,74,.96) 0%,rgba(6,52,90,.92) 48%,rgba(8,68,116,.74) 100%),url("/assets/images/捕鱼大咖_可回可纯_每早8点更新.webp") center/cover no-repeat;}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:130px;background:linear-gradient(180deg,rgba(5,42,74,0),rgba(4,32,58,.6));pointer-events:none;}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;padding:72px 0 80px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);color:#eaf6ff;}
.badge-gold{background:rgba(240,166,60,.18);border-color:rgba(240,166,60,.55);color:#ffdca6;}
.hero-title{font-size:clamp(28px,4vw,42px);line-height:1.28;color:#fff;letter-spacing:.5px;text-shadow:0 4px 18px rgba(0,0,0,.28);}
.hero-sub{margin-top:16px;font-size:17px;color:#bfe0f7;font-weight:600;}
.hero-lead{margin-top:18px;max-width:620px;font-size:15.5px;line-height:1.85;color:rgba(240,249,255,.9);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:13px;color:#d6ecfb;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
/* ===== Hero 进度面板 ===== */
.hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-lg);backdrop-filter:blur(6px);}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px;}
.panel-title{color:#fff;font-size:17px;font-weight:800;letter-spacing:.3px;}
.panel-badge{font-size:12px;padding:3px 10px;border-radius:999px;background:rgba(46,198,214,.2);border:1px solid rgba(46,198,214,.5);color:#bff4fa;white-space:nowrap;}
.panel-sub{color:#a9cfe8;font-size:13px;margin-bottom:20px;}
.progress-row{margin-bottom:14px;}
.progress-label{display:flex;justify-content:space-between;font-size:13px;color:#d9ecfa;margin-bottom:6px;}
.progress-label b{color:#fff;font-weight:700;}
.progress-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden;}
.progress-fill{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--aqua-400),var(--brand-500));}
.progress-fill.is-gold{background:linear-gradient(90deg,var(--gold-500),#f7cb84);}
.panel-note{font-size:12.5px;color:#a9cfe8;line-height:1.7;margin:16px 0 18px;padding-top:14px;border-top:1px dashed rgba(255,255,255,.22);}
.panel-btn{width:100%;justify-content:center;}
/* ===== 板块 ===== */
.section{padding:66px 0;background:var(--bg-50);}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-deep{background:var(--bg-100);}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center;}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-700);letter-spacing:1.2px;text-transform:uppercase;margin-bottom:12px;}
.kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--brand-600),var(--aqua-400));}
.section-title{font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.section-desc{margin-top:12px;color:var(--ink-500);font-size:15px;line-height:1.85;}
/* ===== 网格与卡片 ===== */
.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.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-md);border-color:var(--line-strong);}
.card-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(13,120,196,.1);color:var(--brand-700);margin-bottom:16px;}
.card-icon.is-gold{background:rgba(240,166,60,.14);color:var(--gold-600);}
.card-title{font-size:17px;margin-bottom:8px;}
.card-text{font-size:14.5px;color:var(--ink-500);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.chip{font-size:12px;color:var(--brand-700);background:rgba(13,120,196,.08);border:1px solid rgba(13,120,196,.16);border-radius:999px;padding:4px 10px;font-weight:600;}
.chip.is-gold{color:var(--gold-600);background:rgba(240,166,60,.12);border-color:rgba(240,166,60,.28);}
/* ===== 图文分栏 ===== */
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center;margin-top:38px;}
.figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-md);background:var(--surface);}
.figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.figure-cap{padding:12px 16px;font-size:12.5px;color:var(--ink-400);border-top:1px solid var(--line);background:var(--bg-50);}
.split-title{font-size:20px;margin-bottom:12px;}
.split-text{font-size:15px;color:var(--ink-500);line-height:1.85;}
.check-list{margin-top:18px;display:grid;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-700);line-height:1.75;}
.check-list li span.dot{flex:0 0 20px;width:20px;height:20px;border-radius:50%;background:rgba(13,120,196,.12);color:var(--brand-700);display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:3px;}
/* ===== 流程 ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:24px 22px;transition:transform var(--ease),box-shadow var(--ease);}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.step-num{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:14px;color:#fff;background:linear-gradient(135deg,var(--brand-600),var(--brand-700));margin-bottom:14px;}
.step-title{font-size:16px;margin-bottom:8px;}
.step-text{font-size:14px;color:var(--ink-500);line-height:1.8;}
/* ===== 表格 ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-sm);}
table{width:100%;border-collapse:collapse;min-width:700px;font-size:14.5px;}
thead th{background:var(--bg-100);color:var(--ink-900);text-align:left;padding:14px 18px;font-size:13.5px;font-weight:700;letter-spacing:.4px;border-bottom:1px solid var(--line);white-space:nowrap;}
tbody td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--ink-500);vertical-align:top;line-height:1.75;}
tbody tr:last-child td{border-bottom:0;}
tbody tr:hover td{background:rgba(13,120,196,.04);}
td .ver{font-weight:800;color:var(--brand-700);}
td .type{display:inline-block;font-size:12px;padding:2px 10px;border-radius:999px;background:rgba(13,120,196,.09);color:var(--brand-700);font-weight:600;white-space:nowrap;}
td .type.is-gold{background:rgba(240,166,60,.14);color:var(--gold-600);}
td .type.is-mint{background:rgba(46,198,214,.14);color:#0d7d88;}
/* ===== 频道入口 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.channel-link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 22px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);color:var(--ink-900);font-weight:700;font-size:15.5px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);}
.channel-link:hover{transform:translateY(-3px);border-color:var(--brand-500);box-shadow:var(--shadow-md);color:var(--brand-700);}
.channel-link .arrow{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:rgba(13,120,196,.1);color:var(--brand-700);display:grid;place-items:center;font-size:13px;font-weight:800;}
.channel-desc{display:block;font-size:13px;color:var(--ink-400);font-weight:500;margin-top:4px;}
.channel-link.is-current{background:rgba(13,120,196,.06);border-color:rgba(13,120,196,.36);}
/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:0 20px;transition:border-color var(--ease),box-shadow var(--ease);}
.faq details[open]{border-color:rgba(13,120,196,.4);box-shadow:var(--shadow-md);}
.faq summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:700;color:var(--ink-900);font-size:15.5px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(13,120,196,.1);color:var(--brand-700);font-weight:800;font-size:16px;line-height:1;}
.faq details[open] summary::after{content:"−";background:var(--brand-600);color:#fff;}
.faq-a{padding:0 0 18px;color:var(--ink-500);font-size:14.5px;line-height:1.85;}
/* ===== 内容列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;color:inherit;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);color:inherit;}
.post-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--brand-800),var(--brand-500) 70%,var(--aqua-400));display:grid;place-items:center;color:rgba(255,255,255,.9);}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-cat{align-self:flex-start;font-size:12px;padding:3px 10px;border-radius:999px;background:rgba(13,120,196,.1);color:var(--brand-700);font-weight:600;}
.post-title{font-size:16px;line-height:1.5;}
.post-excerpt{font-size:13.5px;color:var(--ink-500);line-height:1.8;}
.post-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-400);margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);}
.post-empty{grid-column:1/-1;padding:34px;text-align:center;color:var(--ink-400);font-size:14px;background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);}
/* ===== 行动区 ===== */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:44px;color:#fff;background:linear-gradient(115deg,var(--brand-900),var(--brand-700) 62%,var(--brand-600));box-shadow:var(--shadow-lg);}
.cta-band::after{content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(46,198,214,.32),rgba(46,198,214,0) 70%);pointer-events:none;}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.cta-title{color:#fff;font-size:clamp(22px,2.6vw,28px);}
.cta-text{color:rgba(230,245,255,.88);margin-top:12px;font-size:15px;line-height:1.85;}
.stat-row{display:flex;flex-wrap:wrap;gap:30px;margin-top:24px;}
.stat-num{font-size:22px;font-weight:800;color:#fff;line-height:1.2;}
.stat-label{font-size:12.5px;color:#a9cfe8;margin-top:2px;}
.cta-form{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.26);border-radius:var(--radius);padding:22px;display:grid;gap:12px;}
.field-label{display:block;font-size:12.5px;color:#bfe0f7;margin-bottom:6px;}
.input,.select{width:100%;min-height:44px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.95);color:var(--ink-900);font-size:14px;outline:none;transition:border-color var(--ease),box-shadow var(--ease);}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-400) 50%),linear-gradient(135deg,var(--ink-400) 50%,transparent 50%);background-position:calc(100% - 20px) 19px,calc(100% - 15px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.input:focus,.select:focus{border-color:var(--aqua-400);box-shadow:0 0 0 3px rgba(46,198,214,.28);}
.form-note{font-size:12.5px;color:#bfe0f7;min-height:18px;line-height:1.6;}
/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:52px 0 24px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-text{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.66);max-width:400px;}
.footer-col h3{color:#fff;font-size:14.5px;margin-bottom:14px;letter-spacing:.4px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:13.5px;}
.footer-links a:hover{color:#fff;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:20px;font-size:12.5px;color:rgba(255,255,255,.52);}
/* ===== 响应式 ===== */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 64px;}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
 .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .channel-grid{grid-template-columns:1fr;}
 .split{grid-template-columns:1fr;gap:28px;}
 .cta-inner{grid-template-columns:1fr;gap:28px;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:860px){
 .nav-toggle{display:inline-flex;}
 .nav-links{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-md);padding:10px 16px 16px;display:none;border-radius:0 0 var(--radius) var(--radius);}
 .nav-links.is-open{display:flex;}
 .nav-link{min-height:44px;justify-content:flex-start;}
 .topbar-links{display:none;}
 .topbar-inner{min-height:34px;}
 .section{padding:52px 0;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .hero-title{font-size:26px;}
 .hero-sub{font-size:15px;}
 .hero-actions .btn{width:100%;}
 .grid-2,.grid-3,.grid-4,.steps,.post-grid{grid-template-columns:1fr;}
 .cta-band{padding:26px 20px;}
 .footer-grid{grid-template-columns:1fr;}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
 .nav-cta{display:none;}
 .card{padding:20px;}
 .stat-row{gap:20px;}
}