:root{--bg:#0b1220;--panel:#0f1a2e;--card:#0e1b31;--border:rgba(255,255,255,.08);--text:#e8eefc;--muted:rgba(232,238,252,.70);--muted2:rgba(232,238,252,.55);--brand:#4da3ff;--brand2:#2b7fff;--good:#41d17b;--shadow:0 16px 40px rgba(0,0,0,.35);--r:18px;--r2:24px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:radial-gradient(1200px 600px at 20% 10%, rgba(77,163,255,.14), transparent 60%),radial-gradient(900px 500px at 80% 30%, rgba(65,209,123,.10), transparent 60%),var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}a:hover{color:var(--brand)}
.layout{display:flex;min-height:100vh}
.sidebar{width:280px;padding:22px 18px;border-right:1px solid var(--border);background:linear-gradient(180deg, rgba(15,26,46,.95), rgba(11,18,32,.95));position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;gap:12px;align-items:center;padding:10px 10px 18px}
.logo{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg, rgba(77,163,255,.95), rgba(43,127,255,.55));box-shadow:0 10px 28px rgba(77,163,255,.18);display:flex;align-items:center;justify-content:center}
.brand h1{font-size:20px;margin:0}.brand p{margin:0;color:var(--muted2);font-size:13px}
.nav{margin-top:8px}.nav .section{margin:14px 10px 8px;color:var(--muted2);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:var(--muted)}.nav a:hover{background:rgba(255,255,255,.04);color:var(--text)}
.nav a.active{background:rgba(77,163,255,.12);color:var(--text);border:1px solid rgba(77,163,255,.22)}
.icon{width:18px;height:18px;opacity:.9}
.main{flex:1;padding:26px 28px 60px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px}
.breadcrumb{color:var(--muted2);font-size:13px}.breadcrumb a{color:var(--muted2)}.breadcrumb a:hover{color:var(--text)}
.button{border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);color:var(--text);padding:10px 14px;border-radius:14px;display:inline-flex;align-items:center;gap:10px;cursor:pointer}
.button:hover{border-color:rgba(77,163,255,.30)}.button.primary{background:linear-gradient(135deg, rgba(77,163,255,.95), rgba(43,127,255,.75));border-color:rgba(77,163,255,.40)}
.hero{background:linear-gradient(180deg, rgba(15,26,46,.75), rgba(12,22,40,.75));border:1px solid var(--border);border-radius:var(--r2);box-shadow:var(--shadow);padding:26px}
.hero h2{margin:0 0 8px;font-size:34px;letter-spacing:-.02em}.hero .sub{margin:0 0 18px;color:var(--muted);max-width:880px}
.searchrow{display:flex;gap:12px;align-items:stretch;flex-wrap:wrap}
.input{flex:1;min-width:260px;border:1px solid rgba(255,255,255,.10);background:rgba(0,0,0,.22);color:var(--text);padding:12px 14px;border-radius:14px;outline:none}
.input:focus{border-color:rgba(77,163,255,.50);box-shadow:0 0 0 4px rgba(77,163,255,.12)}
.help{margin-top:10px;color:var(--muted2);font-size:13px}
.err{margin-top:14px;border:1px solid rgba(255,90,106,.30);background:rgba(255,90,106,.10);padding:10px 12px;border-radius:14px;color:#ffd9dd}
.grid{display:grid;gap:16px;margin-top:18px}.grid.two{grid-template-columns:1.4fr .9fr}
@media(max-width:980px){.sidebar{display:none}.main{padding:18px 14px 60px}.grid.two{grid-template-columns:1fr}.hero h2{font-size:28px}}
.card{background:linear-gradient(180deg, rgba(14,27,49,.85), rgba(10,18,34,.85));border:1px solid var(--border);border-radius:var(--r);box-shadow:0 10px 28px rgba(0,0,0,.22);padding:18px}
.card h3{margin:0 0 10px;font-size:16px}
.list{display:flex;flex-direction:column;gap:10px}
.item{padding:12px;border:1px solid rgba(255,255,255,.08);background:rgba(0,0,0,.16);border-radius:14px}
.item:hover{border-color:rgba(77,163,255,.22)}
.item .t{font-weight:650}.item .meta{margin-top:6px;color:var(--muted2);font-size:12px;display:flex;gap:10px;flex-wrap:wrap}
.item .excerpt{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.35}
.badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);color:var(--muted);font-size:12px}
.badge.good{border-color:rgba(65,209,123,.28);background:rgba(65,209,123,.10);color:#c9ffe0}
.article h1{margin:0 0 6px;font-size:34px;letter-spacing:-.02em}
.article .meta{color:var(--muted2);font-size:13px;display:flex;gap:10px;flex-wrap:wrap;margin:8px 0 14px}
.article .content{line-height:1.6}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.chip{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;border:1px solid rgba(77,163,255,.22);background:rgba(77,163,255,.08);color:#d8ebff;font-size:12px}
hr.sep{border:none;border-top:1px solid rgba(255,255,255,.08);margin:18px 0}
.footer{margin-top:18px;color:var(--muted2);font-size:12px}
.small{color:var(--muted2);font-size:12px}