:root{--navy:#071a38;--blue:#123b73;--accent:#30a2ff;--gold:#ffd36a;--bg:#f5f8fc;--text:#15243b;--muted:#6b7890;--danger:#c62828;--ok:#087f5b}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.container{width:min(1160px,92%);margin:auto}.site-header{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;position:sticky;top:0;z-index:10}.nav{min-height:70px;display:flex;gap:20px;align-items:center;justify-content:space-between}.brand{display:flex;gap:10px;align-items:center;font-weight:800}.brand img{height:42px;max-width:160px;object-fit:contain}.nav nav{display:flex;gap:14px;flex-wrap:wrap}.nav nav a,.auth-links a{opacity:.92}.auth-links{display:flex;gap:10px;align-items:center}.btn{display:inline-flex;justify-content:center;align-items:center;background:var(--accent);color:#fff;padding:12px 18px;border:0;border-radius:12px;font-weight:750;cursor:pointer}.btn.secondary{background:#fff;color:var(--blue);border:1px solid #dbe3ee}.btn.danger{background:#c62828}.btn.mini{padding:8px 11px;border-radius:9px;font-size:14px}.hero{padding:52px 0;background:linear-gradient(120deg,#071a38,#184f92);color:#fff}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}.hero h1{font-size:clamp(32px,5vw,62px);margin:0 0 14px}.hero p{font-size:18px;opacity:.9;line-height:1.7}.hero img{width:100%;max-height:330px;object-fit:cover;border-radius:22px;box-shadow:0 20px 45px #0005}.section{padding:44px 0}.section h2{margin:0 0 22px;font-size:30px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border-radius:18px;padding:16px;box-shadow:0 8px 22px #10284a12;border:1px solid #e8edf4}.product-card img{width:100%;height:170px;object-fit:cover;border-radius:14px;background:#e8eef7}.product-card h3{font-size:18px;margin:12px 0 7px}.muted{color:var(--muted)}.price{font-size:21px;font-weight:900;color:#0a56a3}.old-price{text-decoration:line-through;color:#8b96a8;margin-left:7px}.banner{display:block;margin:16px auto}.banner img{width:100%;max-height:240px;object-fit:cover;border-radius:18px}.form-card{max-width:720px;margin:35px auto;background:#fff;border-radius:18px;padding:22px;box-shadow:0 8px 26px #10284a13}.form-card.wide{max-width:1000px}label{font-weight:700;display:block;margin:12px 0 6px}input,textarea,select{width:100%;padding:11px 12px;border:1px solid #ccd6e4;border-radius:10px;background:#fff}textarea{min-height:130px}.alert{margin-top:16px;padding:12px 15px;border-radius:10px}.alert.success{background:#dff7ee;color:#087f5b}.alert.error{background:#fee5e5;color:#a51d1d}.table-wrap{overflow:auto;background:#fff;border-radius:14px;border:1px solid #e6ebf2}table{width:100%;border-collapse:collapse;min-width:680px}th,td{padding:12px;border-bottom:1px solid #edf1f5;text-align:left;vertical-align:top}th{background:#eef5ff}.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:12px;background:#eef3f8}.badge.ok{background:#d9f5ea;color:#087f5b}.badge.warn{background:#fff2cc;color:#805b00}.article{max-width:850px;margin:auto;background:#fff;padding:26px;border-radius:18px}.article img{max-width:100%;border-radius:14px}.account-layout{display:grid;grid-template-columns:240px 1fr;gap:20px}.sidebar{background:#fff;border-radius:16px;padding:15px;height:max-content}.sidebar a{display:block;padding:10px;border-radius:9px}.sidebar a:hover{background:#eef6ff}footer{background:#071a38;color:#dceaff;padding:34px 0;margin-top:30px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}.admin{background:#edf2f8}.admin-layout{display:grid;grid-template-columns:245px 1fr;min-height:100vh}.admin-side{background:#071a38;color:#fff;padding:18px}.admin-side a{display:block;padding:10px;border-radius:8px;color:#e7f1ff}.admin-side a:hover{background:#ffffff1a}.admin-main{padding:22px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{background:#fff;padding:18px;border-radius:14px;border:1px solid #e2e8f0}.stat b{font-size:29px;display:block}.toolbar{display:flex;gap:9px;justify-content:space-between;align-items:center;margin:0 0 15px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}.code-box{white-space:pre-wrap;background:#eef6ff;padding:12px;border-radius:10px;border:1px solid #d6e9ff}@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}.hero-grid,.account-layout,.footer-grid,.admin-layout{grid-template-columns:1fr}.admin-side{position:static}.stats{grid-template-columns:repeat(2,1fr)}.nav{flex-wrap:wrap;padding:12px 0}.nav nav{order:3;width:100%}.two-col{grid-template-columns:1fr}}@media(max-width:520px){.grid,.stats{grid-template-columns:1fr}.auth-links{font-size:13px}.nav nav{font-size:14px}.hero{padding:34px 0}}