/* 头狼智播 · 独立官网 博客区共享样式（自包含，与主站暗色琥珀主题一致） */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#050816;--bg2:#0c1222;--bg3:#131b2e;
  --violet:#8b5cf6;--cyan:#06b6d4;--amber:#f59e0b;--amber2:#fbbf24;--indigo:#6366f1;
  --text:#e5edff;--text2:#9fb0d0;--text3:#64748b;
  --border:rgba(139,92,246,.14);--card:rgba(255,255,255,.03);
}
html{scroll-behavior:smooth}
body{font-family:'Inter','Noto Sans SC',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#22d3ee}

/* 顶栏 */
.bnav{position:sticky;top:0;z-index:50;background:rgba(5,8,22,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.bnav-in{max-width:1080px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.bnav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--text)}
.bnav-logo .tag{font-size:11px;font-weight:600;color:var(--amber2);border:1px solid rgba(245,158,11,.4);padding:2px 8px;border-radius:20px}
.bnav a.plain{color:var(--text2);font-size:13px}
.bnav a.plain:hover{color:var(--text)}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* 文章头 */
.ahero{padding:56px 0 28px;border-bottom:1px solid var(--border);margin-bottom:32px}
.acat{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.5px;color:var(--amber2);background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3);padding:4px 14px;border-radius:20px;margin-bottom:18px}
.ahero h1{font-size:34px;font-weight:900;line-height:1.3;letter-spacing:-.5px;margin-bottom:14px}
.ameta{font-size:13px;color:var(--text3);display:flex;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.ameta span{display:inline-flex;align-items:center;gap:6px}
.alead{font-size:17px;color:var(--text2);max-width:760px;line-height:1.8}
.acov{width:100%;max-width:760px;height:auto;border-radius:16px;margin:26px 0 4px;border:1px solid var(--border);display:block}

/* 正文 */
.abody{font-size:16px;color:var(--text2);max-width:760px}
.abody h2{font-size:23px;font-weight:800;color:var(--text);margin:40px 0 14px;letter-spacing:-.3px}
.abody h2::before{content:"# ";color:var(--amber);font-weight:400}
.abody h3{font-size:17px;font-weight:700;color:var(--text);margin:28px 0 10px}
.abody p{margin:14px 0}
.abody ul,.abody ol{margin:14px 0 14px 22px}
.abody li{margin:8px 0}
.abody strong{color:var(--text)}
.abody em{color:var(--amber2);font-style:normal;font-weight:600}
.abody figure{margin:28px 0;text-align:center}
.abody figure img{width:100%;max-width:760px;border-radius:14px;border:1px solid var(--border);box-shadow:0 12px 30px rgba(0,0,0,.4)}
.abody figcaption{font-size:12px;color:var(--text3);margin-top:10px}

/* 表格 */
.tbl{margin:22px 0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.tbl table{width:100%;border-collapse:collapse;font-size:14px;min-width:480px;background:var(--bg2);border-radius:12px;overflow:hidden}
.tbl th{background:rgba(99,102,241,.16);color:var(--text);text-align:left;padding:12px 14px;font-weight:700;font-size:13px}
.tbl td{padding:11px 14px;border-top:1px solid var(--border);color:var(--text2);vertical-align:top}
.tbl tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.tbl td strong,.tbl th strong{color:var(--amber2)}

/* 提示/警告/金句框 */
.callout{border-radius:12px;padding:18px 20px;margin:22px 0;font-size:14px;line-height:1.7}
.callout .co-t{font-weight:800;font-size:14px;margin-bottom:6px}
.co-tip{background:rgba(245,158,11,.06);border:1px solid rgba(245,158,11,.22);border-left:3px solid var(--amber);color:var(--text2)}
.co-tip .co-t{color:var(--amber2)}
.co-warn{background:rgba(239,68,68,.06);border:1px solid rgba(239,68,68,.22);border-left:3px solid #ef4444;color:var(--text2)}
.co-warn .co-t{color:#f87171}
.co-quote{background:rgba(6,182,212,.06);border:1px solid rgba(6,182,212,.22);border-left:3px solid var(--cyan);color:var(--text2)}
.co-quote .co-t{color:#22d3ee}

/* 自检清单 */
.chk{list-style:none;margin:16px 0;list-style-position:inside}
.chk li{margin:9px 0;padding-left:0}
.chk li::before{content:"☐ ";color:var(--amber2);font-size:16px;margin-right:6px}
.chk.on li::before{content:"☑ ";color:#34d399}

/* 步骤 */
.steps{counter-reset:s;margin:20px 0}
.steps>div{counter-increment:s;position:relative;padding:16px 16px 16px 52px;margin:12px 0;background:var(--bg2);border:1px solid var(--border);border-radius:12px}
.steps>div::before{content:counter(s);position:absolute;left:14px;top:16px;width:28px;height:28px;background:linear-gradient(135deg,var(--indigo),var(--cyan));color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.steps .st{font-weight:700;color:var(--text);font-size:15px;margin-bottom:4px}

/* FAQ */
.faq{margin:28px 0}
.faq details{background:var(--bg2);border:1px solid var(--border);border-radius:12px;margin-bottom:10px;padding:14px 18px}
.faq summary{cursor:pointer;font-weight:700;font-size:15px;color:var(--text);list-style:none;position:relative;padding-right:24px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:-2px;font-size:20px;color:var(--amber);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .fa{margin-top:10px;font-size:14px;color:var(--text2)}

/* CTA */
.cta{background:linear-gradient(135deg,rgba(99,102,241,.12),rgba(6,182,212,.12));border:1px solid var(--border);border-radius:16px;padding:30px;text-align:center;margin:44px 0}
.cta h3{font-size:20px;font-weight:800;margin-bottom:8px;color:var(--text)}
.cta p{color:var(--text2);font-size:14px;margin-bottom:18px}
.btn{display:inline-block;background:linear-gradient(135deg,var(--indigo),var(--violet));color:#fff;padding:12px 30px;border-radius:10px;font-weight:700;font-size:14px;border:none;cursor:pointer}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(99,102,241,.35)}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}

/* 文章卡片（列表页） */
.acards{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin:30px 0}
.acard{display:block;background:var(--bg2);border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:.2s}
.acard:hover{transform:translateY(-4px);border-color:rgba(139,92,246,.4);box-shadow:0 14px 30px rgba(0,0,0,.35)}
.acard img{width:100%;height:170px;object-fit:cover;display:block}
.acard-b{padding:20px}
.acard .acat{margin-bottom:12px}
.acard h3{font-size:18px;font-weight:800;color:var(--text);line-height:1.4;margin-bottom:10px}
.acard p{font-size:14px;color:var(--text2);line-height:1.7;margin-bottom:14px}
.acard .more{font-size:13px;font-weight:700;color:var(--cyan)}

/* 人群卡 */
.who-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:24px 0}
.who{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:20px}
.who .ic{font-size:26px;margin-bottom:12px}
.who h4{font-size:15px;font-weight:800;color:var(--text);margin-bottom:8px}
.who p{font-size:13px;color:var(--text2);line-height:1.65}
.who .tag{display:inline-block;margin-top:10px;font-size:11px;font-weight:700;color:var(--amber2);background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.25);padding:2px 9px;border-radius:20px}

.bfoot{border-top:1px solid var(--border);padding:36px 0;margin-top:50px;font-size:13px;color:var(--text3)}
.bfoot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}

@media(max-width:640px){.ahero h1{font-size:26px}.abody,.alead,.acov{font-size:15px}}