/* Zephyrlog 网络 · 终端深蓝风 */
:root{--brand:#0ea5e9;--brand-2:#0284c7;--link:#0369a1;--soft:#f1f5f9;--line:#dbe4ee;--maxw:900px}
.zn-hero{background:linear-gradient(135deg,#0b1220 0%,#13233a 60%,#0e2a3d 100%);color:#dbeafe;border-bottom:1px solid #1e3a5f}
.zn-wrap{max-width:var(--maxw);margin:0 auto;padding:46px 20px;display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.zn-kicker{margin:0 0 10px;font:700 11.5px/1 var(--font-mono);letter-spacing:.2em;color:#38bdf8}
.zn-hero h1{font-size:clamp(24px,3.8vw,36px);line-height:1.3;margin:0 0 12px;color:#fff;font-weight:800}
.zn-lede{color:#a9c3dd;margin:0 0 14px}
.zn-intro{color:#8fb0cd;font-size:14.5px;border-left:2px solid #1e3a5f;padding-left:14px;margin:0 0 18px}
.zn-hero .btn{background:#122a44;border-color:#265073;color:#dbeafe}
.zn-hero .btn-primary{background:#0ea5e9;border-color:#0ea5e9;color:#04121f}
.zn-term{background:#050b14;border:1px solid #1e3a5f;border-radius:10px;overflow:hidden;box-shadow:0 16px 36px rgba(0,0,0,.35)}
.zn-term-bar{display:flex;align-items:center;gap:6px;padding:8px 10px;background:#0b1626;border-bottom:1px solid #16283f}
.zn-term-bar span{width:9px;height:9px;border-radius:50%;background:#334155}
.zn-term-bar b{margin-left:6px;font:500 11px/1 var(--font-mono);color:#64748b}
.zn-term pre{margin:0;padding:14px;overflow:auto;font:12.5px/1.75 var(--font-mono);color:#7dd3fc}
.zn-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0 2px}
.zn-card{border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:#fff;color:var(--fg)}
.zn-card:hover{text-decoration:none;border-color:#93c5fd;box-shadow:0 6px 16px rgba(2,132,199,.08)}
.zn-card h2{font-size:16px;margin:0 0 6px}
.zn-card p{margin:0;font-size:13.5px;color:var(--muted)}
.zn-note{border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-top:26px;background:var(--soft)}
.zn-note h2{margin:0 0 8px;font-size:18px}
.zn-note ol{margin:0;padding-left:1.2em;color:var(--muted);line-height:1.85}
.zn-note strong{color:var(--fg)}
.zn-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:4px}
.zn-post{border:1px solid var(--line);border-radius:10px;padding:16px 18px;background:#fff}
.zn-post-top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.zn-post h3{margin:8px 0 6px;font-size:17px;line-height:1.5}
.zn-post p{margin:0;color:var(--muted);font-size:13.5px}
@media(max-width:760px){
  .zn-wrap{grid-template-columns:1fr;gap:22px}
  .zn-cards{grid-template-columns:1fr}
  .zn-grid{grid-template-columns:1fr}
}