/* ============================================================
   天津黑鲨体育 · 品牌官网 v2.0
   视觉规范单一来源：skill heisha-brand-system / color-system.json
   禁止私改色值。
   ============================================================ */
:root{
  --primary:#0057B8;      /* 权威学院蓝 */
  --deep:#0D1B46;         /* 深藏青 */
  --legacy:#134796;       /* 深海黑鲨蓝 */
  --gold:#F6BD1C;         /* 跃迁金 */
  --goldink:#1A0E00;
  --red:#E5302E;          /* 录取红 */
  --green:#50B138;        /* 运动绿 */
  --surface:#F1F4F7;      /* 浅信息底 */
  --ink:#1A2238;          /* 文字墨 */
  --line:#E3E9F0;
  --muted:#5A6472;
  --maxw:1140px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:#fff;color:var(--ink);font-size:15px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ---------- 顶部通栏 ---------- */
.topbar{background:var(--deep);color:rgba(255,255,255,.8);font-size:12.5px;padding:8px 0}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.topbar b{color:#fff;font-weight:700}

/* ---------- 导航 ---------- */
header.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:38px;height:38px}
.brand .tx b{display:block;font-size:16px;font-weight:900;letter-spacing:.5px;color:var(--ink);line-height:1.25}
.brand .tx span{display:block;font-size:10.5px;color:#8A94A3;letter-spacing:1.2px;font-weight:600}
nav.menu{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
nav.menu a{font-size:14px;font-weight:600;color:#3C4658;white-space:nowrap}
nav.menu a:hover{color:var(--primary);text-decoration:none}
nav.menu a.on{color:var(--primary)}
.nav-cta{background:var(--red);color:#fff !important;font-weight:800;padding:9px 18px;border-radius:10px;font-size:13.5px}
.nav-cta:hover{text-decoration:none;opacity:.92}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:8px 11px;font-size:15px;cursor:pointer;color:var(--ink)}

/* ---------- 首屏 ---------- */
.hero{background:linear-gradient(140deg,#0D1B46 0%,#134796 58%,#0057B8 100%);color:#fff;padding:64px 0 58px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(246,189,28,.20),transparent 68%)}
.hero .wrap{position:relative;z-index:1}
.hero .kmark{width:52px;height:52px;margin-bottom:18px}
.hero h1{font-size:42px;line-height:1.22;font-weight:900;letter-spacing:.5px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .anchor{display:inline-block;margin-top:16px;background:rgba(255,255,255,.12);border-left:3px solid var(--gold);
  padding:11px 17px;border-radius:0 10px 10px 0;font-size:15px;font-weight:700;letter-spacing:.3px}
.hero p.lead{font-size:16px;color:rgba(255,255,255,.86);margin-top:16px;max-width:660px}
.hero .btns{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.hero .facts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:34px}
.hero .facts .f{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:14px 15px}
.hero .facts .f b{display:block;font-size:24px;font-weight:900;color:var(--gold);font-family:"DIN Alternate",Arial,sans-serif;line-height:1.2}
.hero .facts .f span{display:block;font-size:11.5px;color:rgba(255,255,255,.78);margin-top:4px}

/* ---------- 按钮 ---------- */
.btn{display:inline-block;text-align:center;font-weight:800;font-size:15px;padding:14px 30px;border-radius:12px;
  letter-spacing:.5px;transition:opacity .15s;cursor:pointer;border:none}
.btn:hover{text-decoration:none;opacity:.9}
.btn.red{background:var(--red);color:#fff}
.btn.blue{background:var(--primary);color:#fff}
.btn.gold{background:var(--gold);color:var(--goldink)}
.btn.ghost{border:2px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn.line{border:2px solid var(--primary);color:var(--primary);background:transparent}
.btn.sm{padding:10px 20px;font-size:13.5px;border-radius:10px}

/* ---------- 通用分区 ---------- */
section{padding:58px 0}
section.alt{background:var(--surface)}
section.deep{background:var(--deep);color:#fff}
section.deep h2,section.deep h3{color:#fff}
section.deep p{color:rgba(255,255,255,.82)}
.eyebrow{display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.6px;color:var(--primary);
  background:rgba(0,87,184,.08);padding:5px 13px;border-radius:999px;margin-bottom:14px}
section.deep .eyebrow{background:rgba(255,255,255,.12);color:var(--gold)}
h2.h2{font-size:29px;line-height:1.35;font-weight:900;letter-spacing:.3px;margin-bottom:12px}
h2.h2 em{font-style:normal;color:var(--primary)}
section.deep h2.h2 em{color:var(--gold)}
p.sub{font-size:15px;color:var(--muted);max-width:760px;line-height:1.8}
section.deep p.sub{color:rgba(255,255,255,.78)}
.sec-head{margin-bottom:32px}
.sec-head.center{text-align:center}
.sec-head.center p.sub{margin-left:auto;margin-right:auto}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:18px}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;transition:box-shadow .18s,transform .18s}
.card:hover{box-shadow:0 10px 28px rgba(13,27,70,.09);transform:translateY(-2px)}
.card .ic{width:46px;height:46px;border-radius:13px;background:rgba(0,87,184,.08);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .ic svg{width:25px;height:25px}
.card h3{font-size:17.5px;font-weight:800;line-height:1.4;margin-bottom:7px}
.card p{font-size:13.5px;color:var(--muted);line-height:1.75}
.card .meta{font-size:12px;color:#8A94A3;margin-top:10px}
.card .go{display:inline-block;margin-top:12px;font-size:13px;font-weight:800;color:var(--primary)}
.card.hl{border-color:var(--gold);background:linear-gradient(180deg,#FFFDF5,#fff)}
.card.hl .ic{background:rgba(246,189,28,.15)}
.tagrow{display:flex;gap:7px;flex-wrap:wrap;margin-top:11px}
.tg{font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:7px;background:var(--surface);color:#4A5568}
.tg.blue{background:rgba(0,87,184,.09);color:var(--primary)}
.tg.gold{background:rgba(246,189,28,.16);color:#8A6300}
.tg.green{background:rgba(80,177,56,.13);color:#2E7D1E}
.tg.red{background:rgba(229,48,46,.09);color:#B3241F}

/* ---------- 表格 ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
th{background:var(--surface);text-align:left;padding:12px 14px;font-weight:800;font-size:13px;color:var(--ink);border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:12px 14px;border-bottom:1px solid var(--line);color:#3C4658;vertical-align:top;line-height:1.7}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#FAFCFE}
td b{color:var(--ink)}
.todo{color:var(--red);font-weight:700;font-size:12.5px}

/* ---------- 列表 ---------- */
ul.plain{list-style:none;margin-top:10px}
ul.plain li{position:relative;padding-left:22px;font-size:14px;color:#3C4658;line-height:1.85;margin:5px 0}
ul.plain li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--primary)}
section.deep ul.plain li{color:rgba(255,255,255,.85)}
section.deep ul.plain li::before{background:var(--gold)}
ol.num{list-style:none;counter-reset:n;margin-top:12px}
ol.num li{position:relative;padding-left:38px;margin:12px 0;font-size:14px;color:#3C4658;line-height:1.8;counter-increment:n}
ol.num li::before{content:counter(n);position:absolute;left:0;top:2px;width:26px;height:26px;border-radius:50%;
  background:var(--primary);color:#fff;font-size:13px;font-weight:900;display:flex;align-items:center;justify-content:center}

/* ---------- FAQ ---------- */
.faq{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:none}
.faq summary{padding:17px 20px;font-size:15px;font-weight:800;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--primary);font-size:20px;font-weight:900;line-height:1;flex:0 0 auto}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{background:var(--surface)}
.faq .ans{padding:4px 20px 19px;font-size:14px;color:var(--muted);line-height:1.85}
.faq .ans p{margin-bottom:8px}
.faq .ans p:last-child{margin-bottom:0}
.faq .ans b{color:var(--ink)}

/* ---------- 提示条 ---------- */
.note{font-size:12.5px;color:#8A94A3;line-height:1.75;margin-top:12px}
.note.l{text-align:left}
.callout{border-radius:14px;padding:16px 19px;margin:16px 0;font-size:14px;line-height:1.8}
.callout.blue{background:var(--surface);border-left:4px solid var(--primary)}
.callout.gold{background:#FFFBF0;border-left:4px solid var(--gold)}
.callout.red{background:#FDF1F0;border-left:4px solid var(--red)}
.callout.green{background:#F2FAEF;border-left:4px solid var(--green)}
.callout b{color:var(--ink)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:26px}
.steps .s{position:relative;padding:0 18px}
.steps .s::before{content:"";position:absolute;left:0;top:19px;width:100%;height:2px;background:var(--line)}
.steps .s:first-child::before{display:none}
.steps .s .num{position:relative;width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;
  font-weight:900;font-size:15px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;z-index:1;border:4px solid #fff}
.steps .s h4{font-size:15.5px;font-weight:800;margin-bottom:6px}
.steps .s p{font-size:13px;color:var(--muted);line-height:1.72}

/* ---------- 照片槽位（暂无真人照片 · 设计化占位）---------- */
.slots{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.slot{border:2px dashed var(--line);border-radius:16px;background:var(--surface);min-height:184px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:20px;text-align:center}
.slot svg{width:38px;height:38px;opacity:.5}
.slot b{font-size:14px;font-weight:800;color:#4A5568}
.slot span{font-size:12px;color:#8A94A3;line-height:1.6}

/* ---------- 页脚 ---------- */
footer{background:var(--deep);color:#fff;padding:52px 0 26px}
footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
footer .brand img{width:34px;height:34px}
footer .brand .tx b{color:#fff}
footer .brand .tx span{color:rgba(255,255,255,.6)}
footer p{font-size:13px;color:rgba(255,255,255,.72);line-height:1.85}
footer h4{font-size:14px;font-weight:800;margin-bottom:13px;color:#fff}
footer ul{list-style:none}
footer ul li{margin:7px 0}
footer ul a{font-size:13.5px;color:rgba(255,255,255,.76)}
footer ul a:hover{color:var(--gold)}
footer .bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:34px;padding-top:20px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.6)}
footer .anchor-line{background:rgba(255,255,255,.08);border-left:3px solid var(--gold);border-radius:0 9px 9px 0;padding:11px 15px;margin-top:15px;font-size:13.5px;font-weight:700;color:#fff}

/* ---------- 面包屑 ---------- */
.crumb{font-size:12.5px;color:#8A94A3;padding:16px 0 0}
.crumb a{color:#8A94A3}
.crumb span{color:var(--ink);font-weight:700}

/* ---------- 页头（内页）---------- */
.pagehead{background:linear-gradient(130deg,#0D1B46,#134796);color:#fff;padding:44px 0 40px}
.pagehead h1{font-size:32px;font-weight:900;line-height:1.3}
.pagehead p{font-size:15px;color:rgba(255,255,255,.82);margin-top:10px;max-width:760px}
.pagehead .anchor{display:inline-block;margin-top:14px;background:rgba(255,255,255,.12);border-left:3px solid var(--gold);
  padding:9px 14px;border-radius:0 9px 9px 0;font-size:13.5px;font-weight:700}

/* ---------- 锚句条 ---------- */
.anchorbar{background:var(--gold);color:var(--goldink);padding:13px 0;font-weight:800;font-size:14px;text-align:center;letter-spacing:.4px}
.anchorbar .wrap{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap}

/* ---------- 两栏内容 ---------- */
.two{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
.two.wide{grid-template-columns:1.35fr 1fr}

/* ---------- 数字条 ---------- */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;text-align:center}
.kpi b{display:block;font-size:28px;font-weight:900;color:var(--primary);font-family:"DIN Alternate",Arial,sans-serif;line-height:1.15}
.kpi span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px;line-height:1.6}
section.deep .kpi{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
section.deep .kpi b{color:var(--gold)}
section.deep .kpi span{color:rgba(255,255,255,.72)}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .grid.g4{grid-template-columns:repeat(2,1fr)}
  .grid.g3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .steps .s:nth-child(3)::before{display:none}
  footer .cols{grid-template-columns:1fr 1fr;gap:26px}
  .two,.two.wide{grid-template-columns:1fr}
  .hero .facts{grid-template-columns:repeat(2,1fr)}
  .slots{grid-template-columns:repeat(2,1fr)}
  .kpis{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  nav.menu{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 0;box-shadow:0 12px 24px rgba(13,27,70,.08)}
  nav.menu.open{display:flex}
  nav.menu a{padding:13px 22px;border-bottom:1px solid var(--line)}
  .nav-cta{margin:10px 22px;border-radius:10px;text-align:center}
  .burger{display:block}
  header.nav .wrap{height:64px}
  .hero{padding:44px 0 40px}
  .hero h1{font-size:29px}
  .hero .facts{grid-template-columns:1fr 1fr;gap:10px}
  h2.h2{font-size:23px}
  section{padding:42px 0}
  .grid.g2,.grid.g3,.grid.g4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .steps .s{padding:0 0 0 52px}
  .steps .s::before{left:19px;top:-26px;width:2px;height:26px}
  .steps .s:first-child::before{display:none}
  .steps .s .num{position:absolute;left:0;top:0;margin:0}
  .slots{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
  .pagehead h1{font-size:25px}
  footer .cols{grid-template-columns:1fr;gap:24px}
  .btn{width:100%}
  .hero .btns{flex-direction:column}
}

/* ---------- 打印 ---------- */
@media print{
  header.nav,.topbar,.burger{display:none}
  .hero,section.deep,footer,.pagehead{background:#fff !important;color:#000 !important}
  .hero h1,.hero .anchor,section.deep h2{color:#000 !important}
  a{color:#000;text-decoration:none}
  section{padding:20px 0;page-break-inside:avoid}
}

/* ============================================================
   知识库页（/zhishi/）—— 2026-10-25 新增
   对齐 GEO 可抽取性：短句、密事实、带出处
   ============================================================ */
.kb-article{max-width:820px;margin:0 auto;padding:44px 20px 64px}
.kb-article h1{font-size:clamp(22px,3.2vw,29px);line-height:1.42;color:var(--deep);margin:0 0 18px;font-weight:700;letter-spacing:-.3px}
.kb-article h2{font-size:clamp(17px,2.2vw,20px);color:var(--deep);margin:34px 0 12px;padding-left:12px;border-left:4px solid var(--primary);line-height:1.5}
.kb-article h3{font-size:15.5px;color:var(--primary);margin:22px 0 8px;line-height:1.6}
.kb-article p{margin:10px 0;line-height:1.88}
.kb-article b{color:var(--deep);font-weight:600}
.kb-lead{background:var(--surface);border-left:4px solid var(--gold);padding:16px 20px;border-radius:0 8px 8px 0;font-size:15.5px;line-height:1.9;color:var(--deep);margin:0 0 6px}
.kb-article table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px}
.kb-article th{background:var(--surface);text-align:left;padding:10px 12px;color:var(--deep);font-weight:600;border-bottom:2px solid var(--line);font-size:13.5px}
.kb-article td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.kb-article tr:last-child td{border-bottom:none}
.kb-src{font-size:12.5px;color:var(--muted);background:var(--surface);padding:10px 14px;border-radius:6px;line-height:1.75;border-left:3px solid var(--primary)}
.kb-note{font-size:13.5px;background:#FFF9EA;border:1px solid #F3E2B4;padding:13px 16px;border-radius:8px;color:#7A5A00;line-height:1.8}
.kb-faq{border-top:1px solid var(--line);margin-top:8px}
.kb-faq h3{background:var(--surface);padding:11px 16px;border-radius:8px;margin:16px 0 8px;font-size:14.5px;color:var(--deep)}
.kb-faq h3::before{content:"Q　";color:var(--primary);font-weight:700}
.kb-faq p{padding:0 4px 4px;color:var(--ink)}
.kb-nap{background:var(--deep);color:#fff;padding:22px 26px;border-radius:12px;margin:32px 0 0}
.kb-nap p{margin:6px 0;color:rgba(255,255,255,.92);font-size:14px;line-height:1.75}
.kb-nap strong{color:var(--gold);font-weight:600;margin-right:6px}
.kb-rel{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.kb-rel a{color:var(--primary);text-decoration:none;font-weight:500}
.kb-rel a:hover{text-decoration:underline}
.kb-date{font-size:12px;color:var(--muted);margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
.kb-list{list-style:none;display:grid;gap:12px;margin:14px 0}
.kb-list li{background:var(--surface);padding:15px 18px;border-radius:9px;border-left:3px solid var(--primary)}
.kb-list a{color:var(--deep);text-decoration:none;font-size:15.5px;font-weight:600;line-height:1.5}
.kb-list a:hover{color:var(--primary)}
.kb-list span{display:block;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.7}
@media(max-width:640px){
  .kb-article{padding:28px 16px 48px}
  .kb-article h1{font-size:21px}
  .kb-article table{font-size:13px}
  .kb-article th,.kb-article td{padding:8px 9px}
  .kb-nap{padding:18px 20px}
}

/* ===== 全站署名条 byline ===== */
.byline{background:var(--surface);border-top:1px solid var(--line)}
.byline .wrap{padding:16px 20px}
.byline p{margin:5px 0;font-size:12.5px;color:var(--muted);line-height:1.8}
.byline b{color:var(--ink);font-weight:600}
.byline a{color:var(--primary);text-decoration:none}
.byline a:hover{text-decoration:underline}
.bl-label{color:#9aa6b2}
.bl-note{font-size:11.5px;color:#a8b3bd}

/* ===== 知识库 v2：问句型页面 ===== */
.kb-crumb{font-size:12.5px;color:var(--muted);margin:0 0 12px}
.kb-crumb a{color:var(--muted);text-decoration:none}
.kb-crumb a:hover{color:var(--primary)}
.kb-answer{background:#eef4fb;border-left:4px solid var(--primary);border-radius:0 10px 10px 0;padding:18px 22px;margin:0 0 26px;font-size:15.5px;line-height:1.9;color:var(--ink)}
.kb-answer p{margin:6px 0}
.kb-answer b{color:var(--deep)}
.kb-src{font-size:12.5px;color:var(--muted);background:var(--surface);padding:10px 14px;border-radius:7px;line-height:1.8;margin:14px 0}
.kb-src a{color:var(--primary);text-decoration:none}
.kb-src a:hover{text-decoration:underline}
.kb-tip{background:#fdf6e8;border:1px solid #f0e0c0;border-radius:10px;padding:16px 20px;margin:22px 0;font-size:14.5px;line-height:1.85}
.kb-tip b{color:#8a6414}
.kb-check{list-style:none;margin:14px 0;padding:0}
.kb-check li{position:relative;padding:9px 0 9px 30px;border-bottom:1px dashed var(--line);font-size:14.5px;line-height:1.75}
.kb-check li::before{content:"";position:absolute;left:4px;top:16px;width:7px;height:7px;border-radius:50%;background:var(--primary)}
.kb-check li:last-child{border-bottom:0}
.kb-steps{counter-reset:ks;list-style:none;margin:16px 0;padding:0}
.kb-steps li{counter-increment:ks;position:relative;padding:12px 0 12px 46px;font-size:14.5px;line-height:1.8;border-bottom:1px dashed var(--line)}
.kb-steps li::before{content:counter(ks);position:absolute;left:0;top:11px;width:29px;height:29px;border-radius:50%;background:var(--primary);color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center}
.kb-steps li:last-child{border-bottom:0}
.kb-steps b{color:var(--deep)}
/* 知识库索引分组 */
.kb-cat{margin:30px 0 8px;font-size:16px;color:var(--deep);font-weight:700;padding-left:11px;border-left:4px solid var(--gold);line-height:1.5}
.kb-cat-n{font-size:12px;color:var(--muted);font-weight:400;margin-left:8px}
.kb-cards{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0 4px}
.kb-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 16px;transition:.15s}
.kb-card:hover{border-color:var(--primary);box-shadow:0 3px 14px rgba(0,80,180,.08)}
.kb-card a{color:var(--deep);text-decoration:none;font-size:14.5px;font-weight:600;line-height:1.55;display:block}
.kb-card a:hover{color:var(--primary)}
.kb-card span{display:block;font-size:12px;color:var(--muted);margin-top:6px;line-height:1.65}
@media(max-width:640px){.kb-cards{grid-template-columns:1fr}}
/* 相关阅读 */
.kb-more{margin:30px 0 0;padding:18px 20px;background:var(--surface);border-radius:10px}
.kb-more p{margin:0 0 8px;font-size:13px;color:var(--muted);font-weight:600}
.kb-more a{display:inline-block;margin:4px 12px 4px 0;font-size:14px;color:var(--primary);text-decoration:none}
.kb-more a:hover{text-decoration:underline}

/* 要点速查 */
.kb-facts{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px;margin:0 0 30px;box-shadow:0 2px 12px rgba(0,60,140,.05)}
.kf-t{margin:0 0 12px;font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.5px}
.kf-l{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:2px 26px}
.kf-l li{position:relative;padding:7px 0 7px 20px;font-size:14px;line-height:1.7;color:var(--ink);border-bottom:1px solid #f0f3f6}
.kf-l li::before{content:"";position:absolute;left:2px;top:14px;width:6px;height:6px;border-radius:50%;background:var(--gold)}
@media(max-width:640px){.kf-l{grid-template-columns:1fr}.kb-facts{padding:16px 18px}}