*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0f1530;--bg2:#1a2347;--accent:#5b8cff;--accent2:#8b5cf6;--text:#e6ebff;--muted:#9aa6c9;--card:rgba(255,255,255,.06);--border:rgba(255,255,255,.1);--code:#0b1024;}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;min-height:100vh;-webkit-font-smoothing:antialiased;}
a{color:var(--accent);text-decoration:none}
a:hover{color:#8aa9ff}
.container{max-width:1000px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:50;background:rgba(15,21,48,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-size:1.25rem;font-weight:700;letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.logo .badge{background:linear-gradient(135deg,var(--accent),var(--accent2));padding:3px 8px;border-radius:6px;font-size:.75rem;color:#fff}
.nav ul{display:flex;gap:28px;list-style:none}
.nav ul a{color:var(--text);font-size:.95rem}
.article-header{padding:50px 0 40px;border-bottom:1px solid var(--border);margin-bottom:40px}
.article-header h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;margin-bottom:16px;line-height:1.3}
.article-meta{display:flex;gap:12px;align-items:center;font-size:.88rem;color:var(--muted)}
.article-meta .cat{background:rgba(91,140,255,.12);color:var(--accent);padding:3px 10px;border-radius:4px;font-weight:600}
.article-content{font-size:1.05rem;line-height:1.8}
.article-content h2{font-size:1.5rem;margin:40px 0 16px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.article-content h3{font-size:1.2rem;margin:28px 0 12px;color:#b8c5ff}
.article-content p{margin-bottom:16px;color:#c8d0e8}
.article-content ul,.article-content ol{margin:0 0 16px 24px;color:#c8d0e8}
.article-content li{margin-bottom:6px}
.article-content code{background:var(--code);padding:2px 6px;border-radius:4px;font-family:"SF Mono",Consolas,monospace;font-size:.9em;color:#ff79c6}
.article-content pre{background:var(--code);border:1px solid var(--border);border-radius:10px;padding:20px;margin:20px 0;overflow-x:auto}
.article-content pre code{background:none;padding:0;color:var(--text);font-size:.9rem;line-height:1.65}
.kw{color:#ff79c6}.fn{color:#50fa7b}.str{color:#f1fa8c}.cm{color:#6272a4;font-style:italic}.num{color:#bd93f9}.op{color:#ff79c6}
.note{background:rgba(91,140,255,.08);border-left:3px solid var(--accent);padding:14px 18px;border-radius:0 8px 8px 0;margin:20px 0;color:#b8c5ff}
.tips{background:rgba(52,211,153,.08);border-left:3px solid #34d399;padding:14px 18px;border-radius:0 8px 8px 0;margin:20px 0;color:#a7f3d0}
.footer{margin-top:60px;background:rgba(0,0,0,.3);border-top:1px solid var(--border);padding:30px 0;text-align:center;color:var(--muted);font-size:.88rem}
.footer a{color:var(--muted)}
.nav-toggle{display:none}
.nav-toggle-label{display:none;border:1px solid var(--border);color:var(--text);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:1.1rem;user-select:none}
@media(max-width:768px){.nav ul{display:none;position:absolute;top:64px;left:0;right:0;background:var(--bg2);flex-direction:column;gap:0;padding:8px 0;border-bottom:1px solid var(--border)}.nav-toggle:checked ~ ul{display:flex}.nav ul li{padding:12px 20px;border-top:1px solid var(--border)}.nav-toggle-label{display:inline-block}}

/* ===== 共享布局扩展（列表页/主页用） ===== */
.layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:26px;align-items:start;max-width:1180px;margin:0 auto;padding:28px 20px}
.sidebar{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px}
.sidebar h3{font-size:.85em;color:var(--muted);margin:16px 0 8px;letter-spacing:.05em}
.sidebar h3:first-child{margin-top:0}
.sidebar ul{list-style:none}
.sidebar li a{display:block;padding:6px 10px;border-radius:6px;color:var(--text);font-size:.92em}
.sidebar li a:hover{background:rgba(255,255,255,.08);color:var(--accent)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;display:block;color:var(--text);transition:transform .2s}
.card:hover{transform:translateY(-3px);color:var(--accent)}
.card h3{color:var(--accent);margin-bottom:8px;font-size:1.05em}
.card p{color:var(--muted);font-size:.9em}
.card .meta{display:block;margin-top:10px;font-size:.8em;color:var(--muted)}
.page-group{display:none}.page-group:target{display:grid}#page-1{display:grid}
.page-group:target ~ #page-1{display:none}
.pagination{display:flex;justify-content:center;gap:8px;margin:32px 0;flex-wrap:wrap}
.pagination a{min-width:38px;text-align:center;padding:7px 13px;background:var(--card);border:1px solid var(--border);border-radius:8px;color:var(--text)}
.pagination a:hover{border-color:var(--accent);color:var(--accent)}
#page-1:target ~ .pagination a[href="#page-1"], #page-2:target ~ .pagination a[href="#page-2"], #page-3:target ~ .pagination a[href="#page-3"], #page-4:target ~ .pagination a[href="#page-4"], #page-5:target ~ .pagination a[href="#page-5"], #page-6:target ~ .pagination a[href="#page-6"], #page-7:target ~ .pagination a[href="#page-7"], #page-8:target ~ .pagination a[href="#page-8"], #page-9:target ~ .pagination a[href="#page-9"], #page-10:target ~ .pagination a[href="#page-10"], #page-11:target ~ .pagination a[href="#page-11"], #page-12:target ~ .pagination a[href="#page-12"]{background:var(--accent);border-color:var(--accent);color:#fff}
.pagination a.sel{background:var(--accent);border-color:var(--accent);color:#fff}
.list-head{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px 22px;margin-bottom:18px}
.list-head h1{font-size:1.5rem}
.list-head p{color:var(--muted);font-size:.9em;margin-top:4px}
.hero{background:linear-gradient(135deg,rgba(255,255,255,.04),rgba(255,255,255,.01));border-bottom:1px solid var(--border);text-align:center;padding:clamp(44px,8vw,90px) 20px}
.hero h1{font-size:clamp(26px,4vw,46px);margin-bottom:14px}
.hero p{color:var(--muted);max-width:680px;margin:0 auto 24px}
.btn{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:600;padding:11px 30px;border-radius:999px;margin:0 6px}
.btn:hover{color:#fff;filter:brightness(1.1)}
.btn.ghost{background:rgba(255,255,255,.08)}
.block{padding:clamp(34px,5vw,56px) 0;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}
.block-title{font-size:clamp(20px,2.4vw,28px);text-align:center;margin-bottom:28px}
.block-title small{display:block;font-size:.55em;color:var(--muted);font-weight:400;margin-top:6px}
@media(max-width:768px){.layout{grid-template-columns:1fr}}