/*
Theme Name: Fusion Wiki
Theme URI: https://fusionwiki.org/
Author: Fusion Wiki
Description: A standalone, responsive WordPress theme for a structured fusion-energy encyclopedia, industry database and community portal. Designed to work with the Fusion Wiki Core plugin.
Version: 1.0.0
Requires at least: 6.3
Requires PHP: 8.0
License: GPLv2 or later
Text Domain: fusion-wiki
*/
:root{
  --fw-bg:#f6f8fb;
  --fw-surface:#ffffff;
  --fw-surface-2:#f1f5f9;
  --fw-ink:#0f172a;
  --fw-muted:#64748b;
  --fw-line:#e2e8f0;
  --fw-brand:#1d4ed8;
  --fw-brand-dark:#0b1f33;
  --fw-brand-soft:#eaf1ff;
  --fw-success:#047857;
  --fw-warning:#b45309;
  --fw-danger:#b91c1c;
  --fw-radius:14px;
  --fw-shadow:0 8px 28px rgba(15,23,42,.07);
  --fw-max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--fw-bg);
  color:var(--fw-ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
  line-height:1.75;
  font-size:16px;
}
a{color:var(--fw-brand);text-decoration:none}
a:hover{text-decoration:none}
img{max-width:100%;height:auto}
.fw-wrap{width:min(var(--fw-max),calc(100% - 40px));margin:0 auto}
.fw-site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--fw-line);
}
.fw-header-inner{min-height:72px;display:flex;align-items:center;gap:22px}
.fw-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.fw-brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--fw-brand-dark),var(--fw-brand));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:16px;
  box-shadow:0 5px 18px rgba(29,78,216,.22)
}
.fw-brand-text{font-weight:800;letter-spacing:-.03em;color:var(--fw-brand-dark);font-size:19px;line-height:1.1}
.fw-brand-text small{display:block;color:var(--fw-muted);font-size:10px;letter-spacing:.11em;margin-top:2px}
.fw-nav{display:flex;align-items:center;gap:3px;margin-left:8px;flex:1}
.fw-nav a{
  padding:9px 11px;border-radius:9px;color:#334155;font-size:14px;font-weight:600;white-space:nowrap
}
.fw-nav a:hover,.fw-nav .current-menu-item>a{background:var(--fw-surface-2);color:var(--fw-brand)}
.fw-header-actions{display:flex;align-items:center;gap:10px}
.fw-header-search{
  display:flex;align-items:center;border:1px solid var(--fw-line);background:#fff;border-radius:10px;overflow:hidden
}
.fw-header-search input{width:190px;border:0;outline:none;padding:9px 11px;font:inherit;font-size:14px;background:transparent}
.fw-header-search button{border:0;background:var(--fw-brand);color:#fff;padding:9px 12px;cursor:pointer;font-weight:700}
.fw-lang{font-size:13px;color:#475569;font-weight:700;white-space:nowrap}
.fw-lang a{color:#475569}
.fw-lang a.active{color:var(--fw-brand)}
.fw-menu-toggle{display:none;border:1px solid var(--fw-line);background:#fff;border-radius:9px;padding:8px 10px;font-size:18px}
.fw-page{padding:36px 0 70px}
.fw-hero{
  margin:16px auto 30px;
  border-radius:24px;
  padding:66px 30px 74px;
  background:
    radial-gradient(circle at 78% 18%,rgba(59,130,246,.25),transparent 28%),
    radial-gradient(circle at 15% 90%,rgba(37,99,235,.12),transparent 25%),
    linear-gradient(135deg,#081a2a,#12345a 62%,#194a85);
  color:#fff;
  text-align:center;
  box-shadow:0 18px 55px rgba(15,23,42,.15);
}
.fw-hero-kicker{font-size:12px;font-weight:800;letter-spacing:.2em;opacity:.78}
.fw-hero h1{font-size:52px;line-height:1.1;margin:10px 0 12px;letter-spacing:-.04em}
.fw-hero p{font-size:19px;margin:0 auto 24px;color:#dbeafe}
.fw-hero-search{margin:0 auto;max-width:720px;display:flex;background:#fff;border-radius:14px;padding:5px;box-shadow:0 12px 35px rgba(2,6,23,.24)}
.fw-hero-search input{flex:1;min-width:0;border:0;outline:none;padding:15px 16px;font-size:16px;border-radius:10px}
.fw-hero-search button{border:0;border-radius:10px;padding:0 22px;background:var(--fw-brand);color:#fff;font-weight:800;cursor:pointer}
.fw-section{margin-top:36px}
.fw-section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:16px}
.fw-section-head h2{margin:0;font-size:28px;letter-spacing:-.02em}
.fw-section-head p{margin:3px 0 0;color:var(--fw-muted)}
.fw-section-head a{font-size:14px;font-weight:700}
.fw-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.fw-card{
  display:block;background:var(--fw-surface);border:1px solid var(--fw-line);border-radius:var(--fw-radius);
  padding:22px;min-height:168px;box-shadow:0 2px 9px rgba(15,23,42,.02);
  transition:.18s ease
}
.fw-card:hover{transform:translateY(-3px);box-shadow:var(--fw-shadow);border-color:#bfdbfe}
.fw-card-icon{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--fw-brand-soft);color:var(--fw-brand);font-weight:800;font-size:18px;margin-bottom:12px}
.fw-card h3{margin:0 0 5px;font-size:18px;color:var(--fw-ink)}
.fw-card p{margin:0 0 12px;color:var(--fw-muted);font-size:14px;line-height:1.6}
.fw-card span{font-size:13px;font-weight:800;color:var(--fw-brand)}
.fw-item-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.fw-item{
  display:block;background:#fff;border:1px solid var(--fw-line);border-radius:12px;padding:18px;
  transition:.18s ease
}
.fw-item:hover{transform:translateY(-2px);box-shadow:var(--fw-shadow);border-color:#bfdbfe}
.fw-item-type{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--fw-brand);font-weight:800;margin-bottom:4px}
.fw-item h3{margin:0 0 6px;font-size:18px;color:var(--fw-ink)}
.fw-item p{margin:0;color:var(--fw-muted);font-size:14px;line-height:1.6}
.fw-breadcrumbs{font-size:13px;color:var(--fw-muted);margin-bottom:18px}
.fw-breadcrumbs a{color:#64748b}
.fw-entity{
  background:#fff;border:1px solid var(--fw-line);border-radius:18px;padding:30px;box-shadow:0 5px 20px rgba(15,23,42,.03)
}
.fw-entity-top{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:start}
.fw-kicker{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--fw-brand);margin-bottom:8px}
.fw-entity h1{font-size:42px;line-height:1.2;letter-spacing:-.035em;margin:0}
.fw-entity-en{font-size:19px;color:var(--fw-muted);margin-top:5px}
.fw-summary{
  margin-top:18px;background:var(--fw-brand-soft);border-left:4px solid var(--fw-brand);
  padding:14px 16px;border-radius:0 10px 10px 0;color:#1e3a5f
}
.fw-hero-media img{width:100%;border-radius:14px;display:block}
.fw-info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:26px 0}
.fw-info-item{border:1px solid var(--fw-line);border-radius:11px;padding:12px 13px;background:#fbfdff}
.fw-info-label{font-size:11px;color:var(--fw-muted);margin-bottom:4px}
.fw-info-value{font-weight:700;word-break:break-word}
.fw-content{max-width:920px}
.fw-content h2{margin-top:34px}
.fw-content h3{margin-top:24px}
.fw-content p,.fw-content li{color:#334155}
.fw-content table{width:100%;border-collapse:collapse;margin:18px 0;background:#fff}
.fw-content th,.fw-content td{border:1px solid var(--fw-line);padding:9px 11px;text-align:left}
.fw-content th{background:var(--fw-surface-2)}
.fw-relations{margin-top:34px;padding-top:24px;border-top:1px solid var(--fw-line)}
.fw-rel-group{margin-top:19px}
.fw-rel-group h3{font-size:16px;margin:0 0 9px}
.fw-related-list{display:flex;flex-wrap:wrap;gap:8px}
.fw-related-list a{
  display:inline-block;padding:6px 10px;border:1px solid var(--fw-line);border-radius:999px;background:#fff;font-size:13px;color:#334155
}
.fw-related-list a:hover{border-color:#93c5fd;color:var(--fw-brand);background:var(--fw-brand-soft)}
.fw-source-box{margin-top:30px;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:13px;padding:16px}
.fw-archive-head{margin:8px 0 22px}
.fw-archive-head h1{font-size:40px;line-height:1.2;margin:0}
.fw-archive-head p{color:var(--fw-muted)}
.fw-results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.fw-pagination{margin-top:28px}
.fw-pagination .page-numbers{display:inline-flex;min-width:38px;height:38px;align-items:center;justify-content:center;border:1px solid var(--fw-line);border-radius:8px;margin-right:6px;background:#fff}
.fw-pagination .current{background:var(--fw-brand);color:#fff;border-color:var(--fw-brand)}
.fw-search-page h1{font-size:36px;margin:0}
.fw-search-form{margin:20px 0 26px;display:flex;max-width:680px;background:#fff;border:1px solid var(--fw-line);border-radius:12px;overflow:hidden}
.fw-search-form input{flex:1;min-width:0;border:0;outline:0;padding:13px 14px;font:inherit}
.fw-search-form button{border:0;background:var(--fw-brand);color:#fff;padding:0 18px;font-weight:800}
.fw-footer{margin-top:50px;background:#0b1f33;color:#cbd5e1;padding:44px 0 24px}
.fw-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
.fw-footer h3,.fw-footer h4{color:#fff;margin-top:0}
.fw-footer p{color:#94a3b8}
.fw-footer a{color:#cbd5e1}
.fw-footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:16px;color:#94a3b8;font-size:13px}
.fw-empty{padding:30px;background:#fff;border:1px dashed #cbd5e1;border-radius:12px;color:var(--fw-muted);text-align:center}
.fw-tagline{font-size:13px;color:#94a3b8}
.fw-note{font-size:12px;color:#64748b}
@media (max-width:1050px){
  .fw-nav{display:none}
  .fw-menu-toggle{display:block}
  .fw-header-actions{margin-left:auto}
  .fw-header-search input{width:150px}
  .fw-card-grid{grid-template-columns:repeat(2,1fr)}
  .fw-item-grid,.fw-results-grid{grid-template-columns:repeat(2,1fr)}
  .fw-entity-top{grid-template-columns:1fr}
}
@media (max-width:720px){
  .fw-wrap{width:min(var(--fw-max),calc(100% - 24px))}
  .fw-header-inner{min-height:64px;gap:10px}
  .fw-header-search{display:none}
  .fw-brand-text{font-size:17px}
  .fw-brand-mark{width:31px;height:31px}
  .fw-hero{padding:45px 18px 50px;border-radius:18px}
  .fw-hero h1{font-size:37px}
  .fw-hero p{font-size:16px}
  .fw-hero-search{max-width:none}
  .fw-hero-search input{padding:12px 12px;font-size:14px}
  .fw-hero-search button{padding:0 16px}
  .fw-card-grid,.fw-item-grid,.fw-results-grid{grid-template-columns:1fr}
  .fw-info-grid{grid-template-columns:repeat(2,1fr)}
  .fw-entity{padding:20px}
  .fw-entity h1{font-size:32px}
  .fw-footer-grid{grid-template-columns:1fr}
}
.fw-mobile-panel{
  display:none;background:#fff;border-bottom:1px solid var(--fw-line)
}
.fw-mobile-panel.is-open{display:block}
.fw-mobile-panel nav a{display:block;padding:12px 20px;border-top:1px solid #f1f5f9;color:#334155;font-weight:700}