:root{--brand:#0f766e;--brand-dark:#115e59;--bg:#f8fafc;--ink:#0f172a;--muted:#64748b;--card:#fff;--line:#e2e8f0}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--brand);text-decoration:none}
.container{max-width:1040px;margin:0 auto;padding:0 20px}
.hero{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;padding:80px 0}
.hero h1{font-size:2.6rem;margin:0 0 12px}
.hero p{font-size:1.2rem;opacity:.95;max-width:640px}
.btn{display:inline-block;background:#fff;color:var(--brand-dark);font-weight:600;padding:12px 22px;border-radius:10px;margin-top:24px}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);margin-left:10px}
.section{padding:64px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin:0 0 8px;font-size:1.1rem}
.card p{margin:0;color:var(--muted)}
.price{text-align:center}
.price .amount{font-size:2.4rem;font-weight:700;color:var(--brand-dark)}
.center{text-align:center}
.muted{color:var(--muted)}
footer{padding:32px 0;color:var(--muted);border-top:1px solid var(--line);margin-top:40px}
/* Admin */
.admin-shell{display:flex;min-height:100vh}
.admin-nav{width:220px;background:var(--brand-dark);color:#fff;padding:20px}
.admin-nav a{display:block;color:#e2e8f0;padding:10px 8px;border-radius:8px}
.admin-nav a.active,.admin-nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.admin-main{flex:1;padding:28px;background:var(--bg)}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:.95rem}
th{background:#f1f5f9;color:var(--muted);font-weight:600}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;font-weight:600}
.badge.green{background:#dcfce7;color:#166534}.badge.amber{background:#fef9c3;color:#854d0e}.badge.red{background:#fee2e2;color:#991b1b}.badge.gray{background:#e2e8f0;color:#475569}
.stat{display:inline-block;min-width:160px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin:0 12px 12px 0}
.stat .n{font-size:1.8rem;font-weight:700;color:var(--brand-dark)}
.stat .l{color:var(--muted);font-size:.85rem}
.field{margin-bottom:14px}.field label{display:block;font-weight:600;margin-bottom:4px}
.field input{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px}
.btn-solid{background:var(--brand);color:#fff;border:0;padding:10px 18px;border-radius:8px;font-weight:600;cursor:pointer}
.error{color:#991b1b;margin-bottom:12px}