/* Mail Admin - Modern Lightweight CSS */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg: #0f172a;
    --bg-card: #1e293b;
    --bg-input: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: #334155;
    --radius: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

.hidden { display: none !important; }

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#currentUser {
    color: var(--text-muted);
}

/* Navigation */
.nav {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.nav-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.nav-btn:hover {
    background: var(--bg-input);
    color: var(--text);
}

.nav-btn.active {
    background: var(--primary);
    color: white;
}

/* Content */
.content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--text);
}

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

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

.btn-secondary {
    background: var(--secondary);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--bg-input);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.table tbody tr:hover {
    background: var(--bg-input);
}

.table .actions {
    display: flex;
    gap: 0.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-input);
    color: var(--text);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h2 {
    font-size: 1.25rem;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Login */
.login-box {
    text-align: center;
}

.login-header {
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
}

.error-message {
    color: var(--danger);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Status Grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.status-card {
    min-height: 150px;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.85rem;
}

.status-indicator.running {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.status-indicator.stopped {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* DNS Records */
.dns-status {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.dns-status.valid {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--success);
}

.dns-status.invalid {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
}

.dns-record {
    background: var(--bg-input);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.dns-record h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.dns-record code {
    display: block;
    background: var(--bg);
    padding: 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    overflow-x: auto;
    margin-top: 0.5rem;
}

.dns-record .status-icon {
    font-size: 1.2rem;
}

.dns-record .status-icon.valid::before { content: '✅'; }
.dns-record .status-icon.invalid::before { content: '❌'; }
.dns-record .status-icon.pending::before { content: '⏳'; }

/* Logs */
.logs-container {
    max-height: 500px;
    overflow-y: auto;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.85rem;
}

.log-entry {
    padding: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.log-entry.error {
    color: var(--danger);
}

.log-entry.warn {
    color: var(--warning);
}

.log-entry .timestamp {
    color: var(--text-muted);
    margin-right: 1rem;
}

/* TOTP */
.totp-qr {
    text-align: center;
    margin-bottom: 1.5rem;
}

.totp-qr img {
    max-width: 200px;
    border-radius: var(--radius);
}

.totp-secret {
    text-align: center;
    margin-bottom: 1.5rem;
}

.totp-secret code {
    display: block;
    background: var(--bg-input);
    padding: 0.5rem;
    margin-top: 0.5rem;
    border-radius: var(--radius);
    font-size: 1rem;
    letter-spacing: 2px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
}

.toast {
    background: var(--bg-card);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    margin-top: 0.5rem;
    box-shadow: var(--shadow);
    animation: slideIn 0.3s ease;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        justify-content: center;
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .content {
        padding: 1rem;
    }
    
    .table {
        font-size: 0.85rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
    }
}