:root{--bg:#f8fafc;--card:#fff;--text:#111827;--muted:#64748b;--gold:#c9a44c;--dark:#0f172a;--line:#e5e7eb}
*{box-sizing:border-box}body{margin:0;font-family:tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.9}
body.dark{--bg:#0b1120;--card:#111827;--text:#f8fafc;--muted:#cbd5e1;--line:#1f2937}
a{text-decoration:none;color:inherit}.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:12px 6vw}
.dark .topbar{background:rgba(15,23,42,.8)}.brand{display:flex;gap:10px;align-items:center}.brand span{background:linear-gradient(135deg,#111827,var(--gold));color:#fff;width:42px;height:42px;border-radius:16px;display:grid;place-items:center;font-weight:900}.brand small{display:block;color:var(--muted);font-size:11px}.nav{display:flex;gap:18px;align-items:center}.nav a{font-weight:700;color:var(--muted)}.nav a:hover{color:var(--gold)}.theme,.hamb{border:0;background:var(--dark);color:#fff;border-radius:14px;padding:10px 13px}.hamb{display:none}
.container{width:min(1180px,92%);margin:0 auto;padding:44px 0}.hero{min-height:620px;background:linear-gradient(135deg,rgba(15,23,42,.92),rgba(201,164,76,.35)),url('/assets/img/hero.svg');background-size:cover;background-position:center;color:#fff;display:grid;place-items:center}.hero-inner{width:min(1180px,92%);display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}.hero h1{font-size:clamp(34px,5vw,74px);line-height:1.25;margin:12px 0}.eyebrow{display:inline-block;background:rgba(255,255,255,.12);padding:8px 16px;border-radius:999px}.btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--gold),#f6d982);color:#111827;padding:12px 18px;border-radius:16px;font-weight:900;border:0;cursor:pointer;margin:5px}.btn.secondary{background:var(--card);color:var(--text);border:1px solid var(--line)}.btn.danger{background:#ef4444;color:white}.hero-panel,.card,.project-card,.article-card,.notice{background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:28px;padding:22px;box-shadow:0 18px 60px rgba(2,6,23,.08)}.hero-panel img,.thumb img{width:100%;border-radius:22px}.stats,.grid,.project-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:24px;text-align:center}.stat b{display:block;font-size:34px;color:var(--gold)}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}.lead,.muted{color:var(--muted)}.project-grid{grid-template-columns:repeat(3,1fr)}.project-card{overflow:hidden;padding:0}.thumb{position:relative}.thumb span{position:absolute;top:14px;right:14px;background:#16a34a;color:white;border-radius:999px;padding:6px 12px}.project-body{padding:20px}.meta{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.form-grid textarea,.form-grid .full{grid-column:1/-1}input,select,textarea{width:100%;padding:13px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text)}textarea{min-height:130px}.footer{margin-top:50px;background:#0f172a;color:#fff;display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:30px;padding:45px 6vw}.footer a{display:block;color:#e5e7eb}.float-actions{position:fixed;left:20px;bottom:20px;display:grid;gap:10px}.float-actions a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--gold);box-shadow:0 10px 30px rgba(0,0,0,.2)}
.table{width:100%;border-collapse:collapse;background:var(--card);border-radius:20px;overflow:hidden}.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:right}.sidebar{display:flex;gap:15px;flex-wrap:wrap;margin-bottom:20px}.sidebar a{background:var(--card);border:1px solid var(--line);padding:10px 14px;border-radius:14px;color:var(--muted)}
@media(max-width:900px){.hamb{display:block}.nav{display:none;position:absolute;top:70px;left:4%;right:4%;background:var(--card);padding:18px;border-radius:22px;border:1px solid var(--line);box-shadow:0 18px 50px rgba(0,0,0,.15);flex-direction:column}.nav-open .nav{display:flex}.hero-inner,.footer{grid-template-columns:1fr}.stats,.grid,.project-grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.section-head{display:block}}
@media(max-width:560px){.stats,.grid,.project-grid{grid-template-columns:1fr}.container{width:94%;padding:28px 0}.topbar{padding:10px 4vw}.hero{min-height:560px}.footer{padding:30px 4vw}.brand small{display:none}}
.price-hub{padding-bottom:40px}.price-filter{display:grid;grid-template-columns:2fr 1fr auto;gap:10px;margin:20px 0}.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:18px;margin:24px 0}.price-card{background:var(--card,#fff);border:1px solid rgba(127,127,127,.18);border-radius:18px;padding:20px;box-shadow:0 8px 28px rgba(0,0,0,.06)}.price-card h2{font-size:1.15rem}.price-card h2 a{text-decoration:none;color:inherit}.price-category{font-size:.8rem;opacity:.7}.price-value{font-size:1.65rem;font-weight:800;margin:14px 0}.price-value small{font-size:.8rem;font-weight:400}.price-meta,.source-note{font-size:.86rem;opacity:.75;margin:12px 0}.price-change.up{color:#b42318}.price-change.down{color:#067647}.live-price-box{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:18px;align-items:center;padding:24px;border-radius:18px;background:rgba(127,127,127,.08);margin:24px 0}.live-price-box strong{display:block;font-size:2.2rem}.live-price-box dl{display:grid;grid-template-columns:auto 1fr;gap:6px 12px}.breadcrumbs{font-size:.9rem;opacity:.75;margin:18px 0}.history-table{overflow:auto}@media(max-width:700px){.price-filter,.live-price-box{grid-template-columns:1fr}.price-value{font-size:1.35rem}}
/* V39 bilingual + theme system */
:root[data-theme="dark"]{--bg:#0b1120;--card:#111827;--text:#f8fafc;--muted:#cbd5e1;--line:#263244;--dark:#e5e7eb;color-scheme:dark}
:root[data-theme="light"]{color-scheme:light}
:root[data-theme="dark"] body{background:var(--bg);color:var(--text)}
:root[data-theme="dark"] .topbar{background:rgba(15,23,42,.88)}
:root[data-theme="dark"] input,:root[data-theme="dark"] select,:root[data-theme="dark"] textarea{background:#111827;color:#f8fafc;border-color:#334155}
:root[data-theme="dark"] img{filter:brightness(.94)}
.header-tools{display:flex;align-items:center;gap:8px}.lang-switch,.theme{min-width:42px;height:42px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--text);font-weight:800;padding:0 10px}.theme{cursor:pointer}.lang-switch:hover,.theme:hover{border-color:var(--gold);color:var(--gold)}
html[dir="ltr"] body{font-family:Arial,"Segoe UI",sans-serif}html[dir="ltr"] .table th,html[dir="ltr"] .table td{text-align:left}html[dir="ltr"] .thumb span{right:auto;left:14px}html[dir="ltr"] .float-actions{left:auto;right:20px}
html,body{max-width:100%;overflow-x:hidden}body,.topbar,.card,input,select,textarea,.site-footer{transition:background-color .2s ease,color .2s ease,border-color .2s ease}
@media(max-width:900px){.header-tools{width:100%;justify-content:center;border-top:1px solid var(--line);padding-top:12px}.nav .lang-switch,.nav .theme{display:inline-grid}.nav{max-height:calc(100vh - 90px);overflow:auto}}
@media(prefers-reduced-motion:reduce){body,.topbar,.card,input,select,textarea,.site-footer{transition:none}}