*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg-primary: #0f1117; --bg-secondary: #1a1d27; --bg-card: #1e2130; --bg-hover: #252838; --bg-input: #252838;
  --border: #2d3148; --text-primary: #e8eaed; --text-secondary: #9aa0b4; --text-muted: #6b7280;
  --accent: #10b981; --accent-hover: #34d399; --accent-bg: rgba(16,185,129,0.12);
  --green: #22c55e; --green-bg: rgba(34,197,94,0.12);
  --orange: #f59e0b; --orange-bg: rgba(245,158,11,0.12);
  --red: #ef4444; --red-bg: rgba(239,68,68,0.12);
  --blue: #3b82f6; --blue-bg: rgba(59,130,246,0.12);
  --radius: 12px; --radius-sm: 8px; --shadow: 0 4px 24px rgba(0,0,0,0.3); --transition: 0.2s ease;
}
body { font-family: 'Inter', -apple-system, sans-serif; background: var(--bg-primary); color: var(--text-primary); line-height: 1.6; }

/* Auth/Cadastro Page */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.auth-container { width: 100%; max-width: 440px; }
.auth-brand { text-align: center; margin-bottom: 32px; }
.brand-logo { width: 64px; height: 64px; border-radius: 50%; background: var(--accent-bg); color: var(--accent); display: inline-flex; align-items: center; justify-content: center; font-size: 32px; margin-bottom: 12px; }
.auth-brand h1 { font-size: 28px; font-weight: 800; color: var(--accent); }
.auth-brand p { color: var(--text-secondary); font-size: 14px; }
.auth-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.auth-card h2 { font-size: 20px; margin-bottom: 4px; }
.auth-card .subtitle { font-size: 14px; color: var(--text-secondary); margin-bottom: 24px; }
.info-box { display: flex; align-items: flex-start; gap: 10px; margin-top: 20px; padding: 14px 16px; background: var(--accent-bg); border-radius: var(--radius-sm); border: 1px solid rgba(16,185,129,0.15); font-size: 13px; color: var(--text-secondary); }
.info-box i { color: var(--accent); font-size: 18px; flex-shrink: 0; margin-top: 1px; }

/* Admin Layout */
.admin-app { min-height: 100vh; }
.admin-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 32px; background: var(--bg-secondary); border-bottom: 1px solid var(--border); }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: var(--accent); }
.logo i { font-size: 26px; }
.admin-badge { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--accent); background: var(--accent-bg); padding: 6px 12px; border-radius: 20px; font-weight: 500; }
.admin-main { padding: 32px; max-width: 1200px; margin: 0 auto; }
.admin-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }

/* Stats */
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; align-items: center; gap: 14px; }
.stat-icon { width: 44px; height: 44px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 20px; }
.stat-icon.green { background: var(--green-bg); color: var(--green); }
.stat-icon.orange { background: var(--orange-bg); color: var(--orange); }
.stat-icon.blue { background: var(--blue-bg); color: var(--blue); }
.stat-value { display: block; font-size: 24px; font-weight: 700; line-height: 1.2; }
.stat-label { font-size: 12px; color: var(--text-secondary); }

/* Card */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.card-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border); flex-wrap: wrap; gap: 12px; }
.card-header h3 { font-size: 15px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card-header h3 i { color: var(--accent); }
.card-body { padding: 24px; }
.header-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.header-actions select { padding: 8px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-primary); font-size: 13px; font-family: inherit; }
.header-actions select option { background: var(--bg-card); }

/* Table */
.table-responsive { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; padding: 12px 16px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.table td { padding: 14px 16px; font-size: 14px; border-bottom: 1px solid var(--border); }
.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: var(--bg-hover); }
.table tbody tr:last-child td { border-bottom: none; }
.loading-cell { text-align: center; color: var(--text-muted); padding: 40px !important; }

/* Badges */
.badge { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 500; }
.badge-active { background: var(--green-bg); color: var(--green); }
.badge-inactive { background: var(--orange-bg); color: var(--orange); }

/* Form */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }
.input-icon { display: flex; align-items: center; gap: 10px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0 14px; transition: border-color var(--transition); }
.input-icon:focus-within { border-color: var(--accent); }
.input-icon i { color: var(--text-muted); font-size: 18px; flex-shrink: 0; }
.input-icon input { flex: 1; background: none; border: none; color: var(--text-primary); font-size: 14px; font-family: inherit; padding: 12px 0; outline: none; }
.input-icon input::placeholder { color: var(--text-muted); }
.search-box { display: flex; align-items: center; gap: 8px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 14px; }
.search-box i { color: var(--text-muted); font-size: 16px; }
.search-box input { background: none; border: none; color: var(--text-primary); font-size: 13px; outline: none; width: 140px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 500; border: none; cursor: pointer; transition: all var(--transition); font-family: inherit; min-height: 44px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-full { width: 100%; }
.btn-toggle { background: none; border: none; cursor: pointer; font-size: 24px; color: var(--text-muted); padding: 4px; transition: color var(--transition); }
.btn-toggle.active { color: var(--green); }
.btn-toggle:hover { color: var(--accent); }
.btn-icon { background: transparent; border: none; color: var(--text-muted); cursor: pointer; padding: 6px; border-radius: 6px; font-size: 18px; transition: all var(--transition); }
.btn-icon:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-icon.danger:hover { background: var(--red-bg); color: var(--red); }

/* Toast */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast { display: flex; align-items: center; gap: 10px; padding: 14px 20px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 500; box-shadow: var(--shadow); animation: slideIn 0.3s ease; min-width: 280px; }
.toast.success { background: var(--green-bg); color: var(--green); border: 1px solid rgba(34,197,94,0.2); }
.toast.error { background: var(--red-bg); color: var(--red); border: 1px solid rgba(239,68,68,0.2); }
.toast.info { background: var(--blue-bg); color: var(--blue); border: 1px solid rgba(59,130,246,0.2); }
@keyframes slideIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

@media (max-width: 768px) {
  .admin-main { padding: 20px; }
  .admin-header { padding: 16px 20px; }
  .header-actions { width: 100%; }
  .card-header { flex-direction: column; align-items: stretch; }
}