:root{--bg:#f4f7fb;--sidebar:#0b1220;--sidebar-2:#111b31;--surface:#fff;--surface-2:#f8fafc;--text:#101827;--muted:#667085;--border:#dbe3ef;--primary:#174ee8;--primary-dark:#123db5;--success:#087443;--danger:#b42318;--warning:#b54708;--radius:18px;--shadow:0 18px 48px rgba(16,24,39,.10)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:inherit}.admin-layout{min-height:100vh;display:grid;grid-template-columns:280px minmax(0,1fr)}.admin-sidebar{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,var(--sidebar),var(--sidebar-2));color:#e4e7ec;padding:22px;display:flex;flex-direction:column;gap:24px}.admin-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}.admin-brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,#174ee8,#04b8a7);font-weight:900;box-shadow:0 14px 34px rgba(23,78,232,.32)}.admin-brand strong{display:block;line-height:1.1}.admin-brand small{display:block;color:#98a2b3;font-size:.78rem;margin-top:3px}.admin-nav{display:flex;flex-direction:column;gap:8px}.admin-nav-link{display:flex;align-items:center;gap:11px;text-decoration:none;color:#cbd5e1;padding:12px 13px;border-radius:14px;font-weight:800}.admin-nav-link span{display:grid;place-items:center;width:26px;height:26px;border-radius:9px;background:rgba(255,255,255,.08);font-size:.85rem}.admin-nav-link:hover,.admin-nav-link.active{background:rgba(255,255,255,.11);color:#fff}.admin-nav-link.active span{background:#174ee8;color:#fff}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:8px}.danger-link{color:#fecaca}.admin-main{min-width:0}.admin-topbar{position:sticky;top:0;z-index:10;min-height:88px;background:rgba(244,247,251,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(219,227,239,.8);display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 34px}.admin-topbar h1{margin:0;font-size:1.75rem;letter-spacing:-.03em}.admin-kicker{margin:0 0 3px;text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;color:var(--primary);font-weight:900}.admin-content{padding:34px}.sidebar-toggle{display:none;border:1px solid var(--border);background:#fff;border-radius:12px;padding:10px 12px;font-weight:900}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px}.toolbar h1{margin:0;font-size:1.4rem}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.stat-card span{display:block;color:var(--muted);font-weight:800;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em}.stat-card strong{display:block;margin-top:8px;font-size:2rem;letter-spacing:-.04em}.card,.table-wrap,form.form-grid,.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;padding:15px 16px;border-bottom:1px solid var(--border);vertical-align:middle}th{background:#f8fafc;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:#667085}tr:last-child td{border-bottom:0}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.actions form{display:inline}.btn,button.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;border-radius:999px;border:1px solid transparent;background:var(--primary);color:#fff;text-decoration:none;font-weight:900;padding:9px 15px;cursor:pointer;font:inherit;font-weight:900}.btn:hover{background:var(--primary-dark)}.btn.secondary{background:#fff;color:#101827;border-color:var(--border)}.btn.secondary:hover,.btn.light:hover{background:#eef2ff;color:#174ee8}.btn.light{background:#f8fafc;color:#101827;border-color:var(--border)}.btn.danger{background:#fff;color:var(--danger);border-color:#fecdca}.btn.danger:hover{background:#fff1f0}.form-grid{padding:24px;display:grid;gap:18px}.config-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{display:grid;gap:8px}.field label{font-weight:900;color:#344054}.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:14px;background:#fff;padding:12px 13px;font:inherit;color:var(--text);outline:none}.field textarea{min-height:320px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.field input:focus,.field select:focus,.field textarea:focus{border-color:#174ee8;box-shadow:0 0 0 4px rgba(23,78,232,.12)}.help{margin:.1rem 0 0;color:var(--muted);font-size:.9rem}.alert{border-radius:14px;padding:13px 15px;margin-bottom:18px;font-weight:800}.alert-success{background:#ecfdf3;border:1px solid #abefc6;color:var(--success)}.alert-error{background:#fff1f0;border:1px solid #fecdca;color:var(--danger)}.login-body{background:radial-gradient(circle at top left,rgba(23,78,232,.25),transparent 34%),linear-gradient(135deg,#0b1220,#172554)}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(430px,100%);padding:30px}.login-card h1{margin:0 0 8px;font-size:2rem;letter-spacing:-.04em}.login-card p{margin:0 0 22px;color:var(--muted)}.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}.login-brand strong{display:block}.login-brand small{display:block;color:var(--muted);font-size:.82rem}.compact-form{padding:0;border:0;box-shadow:none}.login-brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,#174ee8,#04b8a7);color:#fff;font-weight:900}.upload-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}.upload-card{border:1px solid var(--border);background:#fff;border-radius:16px;padding:14px}.upload-card img{width:100%;height:120px;object-fit:cover;border-radius:12px;background:#f2f4f7}.badge{display:inline-flex;border-radius:999px;background:#eef2ff;color:#174ee8;padding:4px 9px;font-size:.78rem;font-weight:900}@media (max-width:980px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{position:fixed;left:-300px;top:0;z-index:30;width:280px;transition:left .2s ease}.admin-sidebar.open{left:0}.sidebar-toggle{display:inline-flex}.admin-topbar{padding:16px 20px}.admin-content{padding:22px}.stats-grid,.config-grid{grid-template-columns:1fr}}@media (max-width:640px){.toolbar{align-items:flex-start;flex-direction:column}.admin-topbar .btn{display:none}.actions{align-items:stretch}.actions .btn,.actions form,.actions button{width:100%}th,td{padding:12px}.form-grid{padding:18px}}