:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --accent:#4f46e5;
  --accent2:#7c3aed;
  --max:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#fafbff 0%,#f4f6fb 100%);
  line-height:1.7;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(255,255,255,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(229,231,235,.8)
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
.brand{display:flex;gap:12px;align-items:center;color:var(--text);text-decoration:none}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;display:grid;place-items:center;font-weight:800;box-shadow:0 10px 24px rgba(79,70,229,.25)
}
.brand-text strong{display:block;font-size:1.02rem;line-height:1.1}
.brand-text span{display:block;font-size:.82rem;color:var(--muted);margin-top:2px}
.nav{display:flex;flex-wrap:wrap;gap:12px 16px;justify-content:flex-end}
.nav a{color:#374151;font-weight:600;font-size:.95rem}
.hero{padding:42px 0 22px}
.hero-card,.content-card,.list-card,.sidebar-card{
  background:var(--card);
  border:1px solid rgba(229,231,235,.9);
  border-radius:24px;
  box-shadow:0 10px 30px rgba(15,23,42,.04)
}
.hero-card{padding:28px}
.eyebrow{display:inline-flex;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:.82rem;font-weight:700;letter-spacing:.01em}
h1,h2,h3{line-height:1.2;margin:0 0 14px}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.35rem,2.2vw,1.9rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
.muted{color:var(--muted)}
.grid{display:grid;gap:20px}
.home-grid{grid-template-columns:2fr 1fr;align-items:start}
.page-grid{grid-template-columns:minmax(0,1fr) 320px;align-items:start}
.post-list{display:grid;gap:16px}
.post-card{padding:18px 20px}
.post-card h3{margin-bottom:8px}
.meta{display:flex;flex-wrap:wrap;gap:10px 14px;font-size:.9rem;color:var(--muted);margin:4px 0 10px}
.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:#f5f3ff;color:#6d28d9;font-size:.8rem;font-weight:700}
.article{padding:24px}
.article-content{font-size:1.04rem}
.article-content img{max-width:100%;height:auto;border-radius:16px}
.article-content h2,.article-content h3,.article-content h4{margin-top:28px}
.article-content ul,.article-content ol{padding-left:22px}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:.92rem;margin:20px 0}
.breadcrumbs span.sep{opacity:.55}
.sidebar-card{padding:18px}
.sidebar-card h3{margin-bottom:12px}
.sidebar-list{display:grid;gap:10px}
.sidebar-list a{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:14px;color:#374151;background:#fff}
.sidebar-list a:hover{background:#fafaff;text-decoration:none}
.pagination{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.pagination a,.pagination span{
  min-width:40px;height:40px;padding:0 12px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:#fff;color:#374151;font-weight:700
}
.pagination .current{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:none}
.site-footer{padding:28px 0 42px;color:var(--muted)}
.footer-card{padding:18px 20px}
.kpi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.kpi{padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff}
.kpi strong{display:block;font-size:1.35rem}
.notice{padding:14px 16px;border:1px dashed #c7d2fe;background:#f8faff;border-radius:16px;color:#4338ca}
@media (max-width: 960px){
  .home-grid,.page-grid{grid-template-columns:1fr}
}
@media (max-width: 700px){
  .header-inner{flex-direction:column;align-items:flex-start}
  .nav{justify-content:flex-start}
  .hero-card{padding:22px}
  .article{padding:18px}
  .kpi-grid{grid-template-columns:1fr}
}


.header-tools{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.search-form{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:6px}
.search-form input{border:none;outline:none;padding:8px 10px;min-width:220px;font:inherit;background:transparent;color:var(--text)}
.search-form button{border:none;border-radius:10px;padding:10px 14px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:700;cursor:pointer}
.search-form button:hover{opacity:.95}
@media (max-width:700px){.header-tools{width:100%;align-items:stretch}.search-form{width:100%}.search-form input{min-width:0;flex:1}}