* { margin: 0; padding: 0; box-sizing: border-box; }
:root { --bg: #0f0f17; --surface: #1a1a2e; --border: #2a2a3e; --primary: #7C5CFC; --accent: #00D4AA; --text: #e8e8f0; --muted: #6e7490; --error: #ef4444; --success: #10b981; --warning: #f59e0b; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }
a { color: var(--primary); text-decoration: none; }
input, select { background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 10px 14px; border-radius: 8px; font-size: 14px; width: 100%; }
input:focus { outline: none; border-color: var(--primary); }
button { background: var(--primary); color: #fff; border: none; padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 600; cursor: pointer; transition: opacity 0.2s; }
button:hover { opacity: 0.85; }
button.secondary { background: var(--surface); border: 1px solid var(--border); }
button.danger { background: var(--error); }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 40px; max-width: 400px; width: 90%; text-align: center; }
.login-card h1 { font-size: 24px; margin-bottom: 8px; }
.login-card p { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.login-card input { margin-bottom: 16px; }
.login-card button { width: 100%; padding: 14px; }
.login-error { color: var(--error); font-size: 13px; margin-bottom: 12px; }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--surface); border-right: 1px solid var(--border); padding: 20px 0; flex-shrink: 0; }
.sidebar-brand { padding: 0 20px 20px; font-size: 18px; font-weight: 800; color: var(--primary); border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.sidebar a { display: flex; align-items: center; gap: 10px; padding: 12px 20px; color: var(--muted); font-size: 14px; font-weight: 500; transition: all 0.2s; }
.sidebar a:hover, .sidebar a.active { color: var(--text); background: var(--primary)15; border-right: 3px solid var(--primary); }
.main { flex: 1; padding: 24px 32px; overflow-y: auto; }
.main h2 { font-size: 22px; font-weight: 700; margin-bottom: 20px; }

/* Cards */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.stat-card .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-card .value { font-size: 28px; font-weight: 800; margin-top: 6px; }
.stat-card .value.primary { color: var(--primary); }
.stat-card .value.accent { color: var(--accent); }
.stat-card .value.warning { color: var(--warning); }

/* Tables */
table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 12px; overflow: hidden; border: 1px solid var(--border); }
th { background: var(--bg); text-align: left; padding: 12px 16px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--muted); font-weight: 700; }
td { padding: 12px 16px; font-size: 14px; border-top: 1px solid var(--border); }
tr:hover td { background: rgba(124,92,252,0.04); }

/* Toggle */
.toggle { position: relative; width: 44px; height: 24px; cursor: pointer; }
.toggle input { display: none; }
.toggle .slider { position: absolute; inset: 0; background: var(--border); border-radius: 12px; transition: 0.3s; }
.toggle .slider::before { content: ''; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px; background: #fff; border-radius: 9px; transition: 0.3s; }
.toggle input:checked + .slider { background: var(--primary); }
.toggle input:checked + .slider::before { transform: translateX(20px); }

/* Badge */
.badge { display: inline-block; padding: 3px 10px; border-radius: 6px; font-size: 11px; font-weight: 700; }
.badge.active { background: rgba(16,185,129,0.15); color: var(--success); }
.badge.expired { background: rgba(239,68,68,0.15); color: var(--error); }
.badge.monthly { background: rgba(124,92,252,0.15); color: var(--primary); }
.badge.lifetime { background: rgba(245,158,11,0.15); color: var(--warning); }

/* Forms */
.form-row { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
.form-row label { min-width: 120px; font-size: 13px; color: var(--muted); }
.form-row input { flex: 1; }
.form-actions { margin-top: 16px; display: flex; gap: 10px; }

/* Sections */
.section { display: none; }
.section.active { display: block; }

/* Toast */
.toast { position: fixed; top: 20px; right: 20px; padding: 14px 20px; background: var(--success); color: #fff; border-radius: 10px; font-size: 14px; font-weight: 600; z-index: 1000; animation: fadeIn 0.3s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }