:root{
  --bg:#f5f7fb; --surface:#fff; --surface-2:#f8fafc; --text:#0f172a; --muted:#64748b; --line:#e2e8f0; --primary:#2563eb; --primary-2:#1d4ed8; --success:#16a34a; --warn:#f59e0b; --danger:#dc2626; --shadow:0 16px 40px rgba(15,23,42,.08);
}
*{box-sizing:border-box} html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
.admin-topbar{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.admin-topbar__inner{max-width:1360px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:18px;justify-content:space-between}
.admin-brand{display:flex;align-items:center;gap:12px;min-width:220px}.admin-brand__logo{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#60a5fa);display:grid;place-items:center;color:#fff;font-weight:900}.admin-brand__title{font-weight:900}.admin-brand__sub{font-size:12px;color:var(--muted)}
.admin-nav{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.admin-nav__link{padding:10px 14px;border-radius:12px;font-weight:800;color:#334155}.admin-nav__link:hover{background:#eef2ff;color:var(--primary)}.admin-nav__link.is-active{background:#dbeafe;color:var(--primary)}
.admin-logout{padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;font-weight:800}
.admin-subnav-wrap{border-bottom:1px solid var(--line);background:#fff}.admin-subnav{max-width:1360px;margin:0 auto;padding:10px 20px;display:flex;gap:10px;flex-wrap:wrap}.admin-subnav__link{padding:8px 12px;border-radius:999px;background:#f8fafc;border:1px solid var(--line);font-size:13px;font-weight:800;color:#475569}.admin-subnav__link.is-active{background:#eff6ff;border-color:#bfdbfe;color:#1d4ed8}
.admin-main{max-width:1280px;margin:24px auto;padding:0 18px 40px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}.panel .hd{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.panel h2,.panel .h1{margin:0;font-size:24px;letter-spacing:-.02em}.panel .desc{margin:6px 0 0;color:var(--muted)}.panel .body{padding:18px 20px}
.notice,.alert{padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2)}.alert.success{background:#ecfdf5;border-color:#bbf7d0}.alert.danger{background:#fef2f2;border-color:#fecaca}
.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;align-items:end}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:12px;font-weight:800;color:#475569}.field input,.field select,.field textarea{width:100%;padding:11px 12px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:#93c5fd;box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.btn{height:42px;padding:0 14px;border-radius:12px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-weight:900;background:#fff;cursor:pointer}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-2)}
.cards{display:grid;gap:18px}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left}.table th{font-size:12px;text-transform:uppercase;color:#64748b}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow)}.stat-label{font-size:13px;color:var(--muted);font-weight:800}.stat-value{font-size:32px;font-weight:900;margin-top:8px}
@media (max-width:980px){.admin-topbar__inner{padding:12px}.admin-brand{min-width:unset}.admin-nav{justify-content:flex-start}.filters{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.filters{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr}}


.admin-login-screen{background:linear-gradient(180deg,#f1f5f9 0,#eef2ff 100%)}
.admin-login-topbar{background:#ffffff;border-bottom:1px solid var(--line)}
.admin-login-topbar__inner{max-width:1200px;margin:0 auto;padding:14px 20px}
.admin-login-main{max-width:1100px;margin:38px auto;padding:0 18px 40px}
.login-shell{display:flex;justify-content:flex-start}.login-card-pro{width:min(760px,100%);background:#fff;border:1px solid #dbe4f0;border-radius:24px;padding:26px;box-shadow:0 22px 60px rgba(15,23,42,.10)}
.login-card-pro__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.login-title{margin:0;font-size:48px;line-height:1;color:#0b2a61;letter-spacing:-.04em}.login-sub{margin-top:10px;color:#334155;font-size:22px}.login-badge{padding:10px 14px;border-radius:999px;background:#dbeafe;color:#1d4ed8;font-weight:900}
.login-form-pro{margin-top:18px;display:grid;grid-template-columns:1fr;gap:12px}.field-full{grid-column:1/-1}.login-actions-pro{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:4px}.login-tip{margin-top:14px;color:#475569;font-size:13px}.notice-danger{border-color:#fecaca;background:#fef2f2;color:#991b1b}
@media (max-width:720px){.login-title{font-size:34px}.login-sub{font-size:18px}.login-card-pro{padding:18px}.login-card-pro__head{flex-direction:column;align-items:flex-start}}