/* ============================================
   Topaz Admin Dashboard - Styles
   ============================================ */

:root {
    --bg: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border: #30363d;
    --text: #e6edf3;
    --text-muted: #8b949e;
    --primary: #4da6ff;
    --success: #3fb950;
    --danger: #f85149;
    --warning: #d29922;
    --gold: #f0c040;
    --sidebar-width: 220px;
}

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

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

/* ── Login ── */

.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg);
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    width: 400px;
    text-align: center;
}

.login-logo {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 12px;
}

.login-card h1 {
    font-size: 22px;
    margin-bottom: 4px;
}

.login-card p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

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

/* ── Forms ── */

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

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

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

input:focus, select:focus {
    border-color: var(--primary);
}

/* ── Buttons ── */

.btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}

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

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    opacity: 0.85;
}

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

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
}

.btn-full {
    width: 100%;
    padding: 12px;
    font-size: 15px;
}

/* ── Dashboard Layout ── */

.dashboard {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ── */

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px;
    font-size: 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.logo-icon {
    color: var(--primary);
    font-size: 22px;
}

.sidebar nav {
    flex: 1;
    padding: 12px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    color: var(--text);
    background: var(--bg-tertiary);
}

.nav-item.active {
    color: var(--primary);
    border-left-color: var(--primary);
    background: rgba(77, 166, 255, 0.08);
}

.nav-icon {
    font-size: 14px;
    width: 18px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

/* ── Main Content ── */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 32px;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.page h2 {
    font-size: 24px;
    margin-bottom: 24px;
}

/* ── Stats Grid ── */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
}

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

/* ── Topaz Balance Card ── */

.topaz-balance-card {
    margin-top: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 24px;
}

.topaz-balance-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.topaz-balance-header h3 {
    font-size: 15px;
    color: var(--text-muted);
    font-weight: 500;
}

.topaz-balance-value {
    font-size: 36px;
    font-weight: 700;
}

.topaz-balance-sub {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.topaz-balance-green { color: var(--success); }
.topaz-balance-yellow { color: var(--warning); }
.topaz-balance-red { color: var(--danger); }

/* ── Toolbar ── */

.toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.search-input {
    max-width: 350px;
}

/* ── Tables ── */

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
}

.data-table td.clip-col {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.data-table th,
.data-table td {
    white-space: nowrap;
}

.data-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
}

.sortable th[data-sort] {
    cursor: pointer;
    user-select: none;
    transition: color 0.15s;
}

.sortable th[data-sort]:hover {
    color: var(--primary);
}

.sort-arrow {
    font-size: 10px;
    color: var(--primary);
}

.emoji-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 6px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.15s;
}
.emoji-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
}

.gift-form h4 {
    margin-bottom: 8px;
}

.unread-row {
    background: rgba(77, 166, 255, 0.05) !important;
    border-left: 3px solid var(--primary);
}

.feedback-message-cell {
    max-width: 400px;
    white-space: pre-wrap;
    word-break: break-word;
}

.feedback-unread-badge {
    background: var(--danger);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    margin-left: 8px;
}

.data-table td {
    padding: 10px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.data-table tr:last-child td {
    border-bottom: none;
}

/* ── Status Badges ── */

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-complete { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.badge-processing { background: rgba(77, 166, 255, 0.15); color: var(--primary); }
.badge-pending { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.badge-failed { background: rgba(248, 81, 73, 0.15); color: var(--danger); }
.badge-cancelled { background: rgba(139, 148, 158, 0.15); color: var(--text-muted); }

.badge-purchase { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.badge-deduction { background: rgba(248, 81, 73, 0.15); color: var(--danger); }
.badge-refund { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.badge-bonus { background: rgba(240, 192, 64, 0.15); color: var(--gold); }

.amount-positive { color: var(--success); }
.amount-negative { color: var(--danger); }

/* ── Modal ── */

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
}

.modal-overlay.visible {
    display: flex;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    max-width: 800px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transition: all 0.25s ease;
}

.modal.fullscreen {
    max-width: 100%;
    width: 100%;
    max-height: 100%;
    height: 100vh;
    border-radius: 0;
}

.modal-expand-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
    z-index: 1;
}

.modal-expand-btn:hover {
    background: var(--border);
    color: var(--text);
}

.modal h3 {
    margin-bottom: 16px;
}

.modal h4 {
    margin: 20px 0 10px;
    font-size: 14px;
    color: var(--text-muted);
}

.modal-buttons {
    margin-top: 20px;
    text-align: right;
}

.user-detail-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    background: var(--bg-tertiary);
    padding: 16px;
    border-radius: 8px;
}

.detail-item {
    font-size: 13px;
}

.detail-label {
    color: var(--text-muted);
    margin-right: 6px;
}

.adjust-credits-section {
    background: var(--bg-tertiary);
    padding: 16px;
    border-radius: 8px;
    margin-top: 16px;
}

.adjust-row {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.adjust-row input {
    flex: 1;
}

.mini-table-container {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 6px;
}

.mini-table-container table {
    width: 100%;
    font-size: 12px;
}

.mini-table-container th,
.mini-table-container td {
    padding: 6px 10px;
}

/* ── Packages Grid ── */

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.package-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
}

.package-card h3 {
    margin-bottom: 12px;
    font-size: 18px;
}

.package-detail {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.package-detail:last-of-type {
    border-bottom: none;
}

.package-actions {
    margin-top: 12px;
    display: flex;
    gap: 8px;
}

/* ── Toast ── */

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 2000;
}

.toast.visible {
    opacity: 1;
    transform: translateY(0);
}

.toast.success { border-color: var(--success); color: var(--success); }
.toast.error { border-color: var(--danger); color: var(--danger); }

/* ── Clickable Rows ── */

.clickable { cursor: pointer; }
.clickable:hover td { background: rgba(77, 166, 255, 0.05) !important; }

/* ── MFA Screens ── */

.mfa-qr-container {
    display: flex;
    justify-content: center;
    margin: 20px auto;
    padding: 16px;
    background: #fff;
    border-radius: 8px;
    width: fit-content;
}

.mfa-qr-container img {
    width: 200px;
    height: 200px;
}

.mfa-secret-container {
    text-align: center;
    margin-bottom: 20px;
}

.mfa-secret-label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.mfa-secret-code {
    font-size: 14px;
    color: var(--primary);
    background: var(--bg-tertiary);
    padding: 6px 12px;
    border-radius: 4px;
    letter-spacing: 2px;
    user-select: all;
    cursor: pointer;
}

.mfa-signout-btn {
    margin-top: 12px;
    color: var(--text-muted);
    border-color: transparent;
    background: transparent;
}

.mfa-signout-btn:hover {
    color: var(--text);
}

/* ── Responsive ── */

/* Mobile hamburger button */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1100;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 22px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Mobile overlay behind sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}

.sidebar-overlay.visible {
    display: block;
}

/* Table scroll wrapper */
.col-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 10px;
    padding: 8px 0;
    margin-bottom: 4px;
}
.col-toggles label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}
.col-toggles label:hover {
    color: var(--text-primary);
}
.col-toggles input[type="checkbox"] {
    width: 13px;
    height: 13px;
    accent-color: var(--accent);
    cursor: pointer;
}
.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    /* Hamburger visible */
    .mobile-menu-btn {
        display: flex;
    }

    /* Sidebar slides in/out */
    .sidebar {
        width: var(--sidebar-width);
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 1000;
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    /* Main content full width */
    .main-content {
        margin-left: 0;
        padding: 60px 12px 16px;
    }

    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .stat-card {
        padding: 12px;
    }

    .stat-value {
        font-size: 20px;
    }

    /* Page titles */
    .page h2 {
        font-size: 18px;
        margin-bottom: 12px;
    }

    /* Tables scroll horizontally */
    .data-table {
        min-width: 600px;
    }

    .data-table th,
    .data-table td {
        padding: 8px 10px;
        font-size: 12px;
    }

    /* Toolbar stacks */
    .toolbar {
        flex-direction: column;
    }

    .search-input {
        max-width: 100%;
    }

    /* Modal full screen */
    .modal-overlay {
        align-items: flex-start;
        padding: 24px 8px;
    }

    .modal {
        width: 100%;
        max-width: none;
        max-height: none;
        padding: 16px;
    }

    .user-detail-info {
        grid-template-columns: 1fr;
    }

    .adjust-row {
        flex-direction: column;
    }

    /* Login card */
    .login-card {
        width: 90%;
        padding: 24px;
    }

    /* Queue header stacks */
    .queue-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .queue-header-controls {
        flex-wrap: wrap;
    }

    /* Topaz balance card */
    .topaz-balance-value {
        font-size: 24px;
    }

    /* Toast */
    .toast {
        left: 12px;
        right: 12px;
        bottom: 12px;
    }

    /* Error filters */
    .error-filters {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 400px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Queue & Scaling Page ── */

.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.queue-header h2 {
    margin-bottom: 0;
}

.queue-header-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.queue-last-updated {
    font-size: 12px;
    color: var(--text-muted);
}

.queue-period-select {
    padding: 6px 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 13px;
    width: auto;
}

.queue-section {
    margin-top: 32px;
}

.queue-section h3 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text);
}

.queue-section h4 {
    font-size: 14px;
    color: var(--text-muted);
    margin: 16px 0 12px;
}

.queue-period-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
}

.scaling-banner {
    padding: 14px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
}

.scaling-banner.ok {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid rgba(63, 185, 80, 0.3);
    color: var(--success);
}

.scaling-banner.warning {
    background: rgba(210, 153, 34, 0.1);
    border: 1px solid rgba(210, 153, 34, 0.3);
    color: var(--warning);
}

.scaling-banner.critical {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid rgba(248, 81, 73, 0.3);
    color: var(--danger);
}

.scaling-icon {
    font-size: 20px;
}

.queue-chart {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 120px;
    padding: 8px 8px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow-x: auto;
}

.chart-bar {
    flex: 1;
    min-width: 16px;
    background: var(--primary);
    border-radius: 3px 3px 0 0;
    position: relative;
    cursor: default;
    transition: opacity 0.15s;
}

.chart-bar:hover {
    opacity: 0.8;
}

.chart-bar-label {
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    color: var(--text-muted);
    white-space: nowrap;
}

.chart-bar-value {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    color: var(--text);
    font-weight: 600;
}

.queue-peak-hours {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.peak-hour-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    text-align: center;
    min-width: 80px;
}

.peak-hour-time {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.peak-hour-count {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.load-bar-container {
    width: 80px;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    display: inline-block;
    vertical-align: middle;
    margin-right: 6px;
}

.load-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s;
}

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ── Error Log ── */
.error-filters {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.error-filters select {
    background: #21262d;
    color: #c9d1d9;
    border: 1px solid #30363d;
    border-radius: 6px;
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
}

.error-resolved-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: #8b949e;
    font-size: 0.85rem;
    cursor: pointer;
}

.badge-critical {
    background: #da3633;
    color: #fff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-error {
    background: #d29922;
    color: #fff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-warning {
    background: #e3b341;
    color: #0d1117;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-server {
    background: #388bfd33;
    color: #58a6ff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
}

.badge-client {
    background: #a371f733;
    color: #bc8cff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
}

.error-message-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer;
}

.error-detail-row td {
    background: #161b22 !important;
    padding: 1rem !important;
}

.error-detail-content {
    font-size: 0.85rem;
    color: #c9d1d9;
    line-height: 1.6;
}

.error-detail-content pre {
    background: #0d1117;
    padding: 0.75rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: #8b949e;
    max-height: 300px;
}

.error-unread-badge {
    background: #da3633;
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 0.5rem;
    font-weight: 600;
}

.resolved-row {
    opacity: 0.5;
}

.resolved-label {
    color: #3fb950;
    font-size: 0.8rem;
}

.btn-resolve {
    background: #21262d;
    color: #c9d1d9;
    border: 1px solid #30363d;
    border-radius: 6px;
    padding: 3px 10px;
    font-size: 0.75rem;
    cursor: pointer;
}

.btn-resolve:hover {
    background: #30363d;
    border-color: #8b949e;
}