/* CoachVisionAI Admin Dashboard — Dark Theme */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #1c2128;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --success: #3fb950;
    --warning: #d29922;
    --danger: #f85149;
    --orange: #db6d28;
    --sidebar-width: 240px;
    --radius: 8px;
    --transition: 0.15s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

/* Login Screen */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 48px 40px;
    width: 100%;
    max-width: 400px;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.logo-icon { font-size: 48px; display: block; margin-bottom: 12px; }
.login-logo h1 { font-size: 24px; font-weight: 600; }
.subtitle { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition);
}

.form-group input:focus {
    border-color: var(--accent);
}

.error-text {
    color: var(--danger);
    font-size: 13px;
    margin-top: 12px;
    min-height: 20px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
}

.btn:hover { background: var(--border); }

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    width: 100%;
    margin-top: 8px;
}

.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { opacity: 0.9; }

.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-small { padding: 6px 12px; font-size: 12px; }

/* Dashboard Layout */
.dashboard-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    width: var(--sidebar-width);
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon-small { font-size: 24px; }
.sidebar-title { font-weight: 600; font-size: 15px; }

.nav-links {
    list-style: none;
    padding: 12px 8px;
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all var(--transition);
    position: relative;
}

.nav-link:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.nav-link.active { background: var(--bg-tertiary); color: var(--accent); font-weight: 500; }
.nav-icon { font-size: 16px; width: 20px; text-align: center; }

.badge {
    background: var(--danger);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: auto;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.admin-info {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* Content Area */
.content {
    margin-left: var(--sidebar-width);
    padding: 32px 40px;
    min-height: 100vh;
    width: calc(100vw - var(--sidebar-width));
}

.page-header {
    margin-bottom: 24px;
}

.page-header h2 {
    font-size: 24px;
    font-weight: 600;
    white-space: nowrap;
}

.page-header p {
    color: var(--text-secondary);
    margin-top: 4px;
    white-space: nowrap;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    gap: 16px;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    margin-top: 4px;
}

.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }
.stat-value.danger { color: var(--danger); }

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

tr:hover { background: var(--bg-tertiary); }

/* Status pills */
.status {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-pending { background: rgba(210, 153, 34, 0.2); color: var(--warning); }
.status-approved { background: rgba(63, 185, 80, 0.2); color: var(--success); }
.status-denied { background: rgba(248, 81, 73, 0.2); color: var(--danger); }
.status-expired { background: rgba(72, 79, 88, 0.2); color: var(--text-muted); }
.status-active { background: rgba(63, 185, 80, 0.2); color: var(--success); }
.status-revoked { background: rgba(248, 81, 73, 0.2); color: var(--danger); }

/* Toggle */
.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.toggle-row:last-child { border-bottom: none; }

.toggle-label {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 13px;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    cursor: pointer;
    transition: background var(--transition);
    border: 1px solid var(--border);
}

.toggle-switch.on { background: var(--success); border-color: var(--success); }

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--transition);
}

.toggle-switch.on::after { transform: translateX(20px); }

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

/* Time display */
.time-ago {
    color: var(--text-muted);
    font-size: 12px;
}

/* Action buttons in table */
.action-btns {
    display: flex;
    gap: 8px;
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; width: 100%; height: auto; }
    .content { margin-left: 0; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
}