:root{--bg:#f8fafc;--ink:#101827;--muted:#5b6472;--brand:#102a43;--accent:#0ea5e9;--accent2:#f97316;--panel:#fff;--line:#e5e7eb;--soft:#eef6ff}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Arial,sans-serif;line-height:1.65}a{color:#075985;text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1180px;margin:auto;padding:0 20px}.top{background:#0f172a;color:#fff}.top .container{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 20px}.logo{color:#fff;font-size:1.35rem;font-weight:900;text-decoration:none}.logo span{color:#38bdf8}.nav{display:flex;gap:14px;flex-wrap:wrap}.nav a{color:#e2e8f0}.hero{background:linear-gradient(135deg,#0f172a,#164e63);color:#fff;padding:54px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.08em;color:#bae6fd;font-weight:800;font-size:.82rem}h1{font-size:clamp(2rem,5vw,4rem);line-height:1.05;margin:12px 0 16px}h2{font-size:clamp(1.45rem,3vw,2.2rem);line-height:1.18;margin:38px 0 14px}h3{font-size:1.2rem;margin:24px 0 8px}.hero p{font-size:1.1rem;color:#e0f2fe}.clock-card,.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 10px 26px rgba(15,23,42,.06)}.clock-card{color:#0f172a}.bigtime{font-size:clamp(2.5rem,7vw,5rem);font-weight:900;letter-spacing:-.05em;line-height:1}.date{font-size:1.1rem;color:#475569;margin-top:8px}.grid{display:grid;gap:18px}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid4{grid-template-columns:repeat(4,minmax(0,1fr))}.section{padding:42px 0}.content{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.content .container{max-width:980px}.tool{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;margin:20px 0}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}label{font-weight:800;display:block;margin:10px 0 6px}input,select{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:13px;font:inherit}button,.button{border:0;background:#0284c7;color:#fff;padding:12px 16px;border-radius:12px;font-weight:900;cursor:pointer;display:inline-flex;margin:10px 8px 0 0;text-decoration:none}.button.alt,button.alt{background:#0f172a}.result{background:#f0f9ff;border-left:5px solid #0ea5e9;border-radius:12px;padding:16px;margin-top:14px}.ad{border:2px dashed #cbd5e1;background:#f8fafc;border-radius:16px;padding:20px;text-align:center;color:#64748b;margin:26px 0}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line)}th,td{border-bottom:1px solid var(--line);padding:12px;text-align:left}th{background:#f1f5f9}.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin:10px 0}.faq summary{font-weight:900;cursor:pointer}.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.related a,.citylink{background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 13px;font-weight:800}.small{font-size:.92rem;color:#64748b}.breadcrumb{font-size:.92rem;color:#64748b;margin:18px 0}footer{background:#0f172a;color:#cbd5e1;padding:34px 0}footer a{color:#fff}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:20px}@media(max-width:850px){.hero-grid,.grid3,.grid4,.footer-grid,.form-row,.related{grid-template-columns:1fr}.nav{font-size:.88rem}.bigtime{font-size:3.2rem}}