/**
 * Viva Admin Portal - Main Styles
 * VERSION: 2025-12-23-v1
 */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: rgba(30, 41, 59, 0.8);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-primary: #f97316;
    --accent-primary-hover: #ea580c;
    --accent-secondary: #22d3ee;

    --border-color: rgba(148, 163, 184, 0.15);
    --border-hover: rgba(148, 163, 184, 0.3);

    /* Status colors */
    --status-success: #22c55e;
    --status-warning: #eab308;
    --status-error: #ef4444;
    --status-info: #3b82f6;

    /* Spacing */
    --sidebar-width: 260px;
    --header-height: 64px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header .logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
}

.logo-badge {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    margin-bottom: 4px;
    transition: all 0.2s;
    position: relative;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(249, 115, 22, 0.1);
    color: var(--accent-primary);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--accent-primary);
    border-radius: 0 3px 3px 0;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--status-error);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-avatar {
    width: 36px;
    height: 36px;
    background: var(--accent-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.admin-details {
    display: flex;
    flex-direction: column;
}

.admin-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.admin-role {
    font-size: 12px;
    color: var(--text-muted);
}

.btn-logout {
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--status-error);
    color: var(--status-error);
}

.btn-logout svg {
    width: 18px;
    height: 18px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.page-header {
    height: var(--header-height);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-size: 20px;
    font-weight: 600;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.page-content {
    padding: 32px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    backdrop-filter: blur(10px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Metric Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

.metric-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.metric-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.metric-change {
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.metric-change.positive {
    color: var(--status-success);
}

.metric-change.negative {
    color: var(--status-error);
}

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

.data-table th,
.data-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(15, 23, 42, 0.5);
}

.data-table td {
    font-size: 14px;
    color: var(--text-primary);
}

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

.data-table .cell-actions {
    text-align: right;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
    gap: 6px;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-badge.active,
.status-badge.resolved {
    background: rgba(34, 197, 94, 0.1);
    color: var(--status-success);
}
.status-badge.active::before,
.status-badge.resolved::before {
    background: var(--status-success);
}

.status-badge.trial,
.status-badge.pending,
.status-badge.in_progress {
    background: rgba(234, 179, 8, 0.1);
    color: var(--status-warning);
}
.status-badge.trial::before,
.status-badge.pending::before,
.status-badge.in_progress::before {
    background: var(--status-warning);
}

.status-badge.canceled,
.status-badge.open,
.status-badge.critical {
    background: rgba(239, 68, 68, 0.1);
    color: var(--status-error);
}
.status-badge.canceled::before,
.status-badge.open::before,
.status-badge.critical::before {
    background: var(--status-error);
}

.status-badge.inactive,
.status-badge.duplicate,
.status-badge.wont_fix {
    background: rgba(100, 116, 139, 0.1);
    color: var(--text-muted);
}
.status-badge.inactive::before,
.status-badge.duplicate::before,
.status-badge.wont_fix::before {
    background: var(--text-muted);
}

.status-badge.new {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}
.status-badge.new::before {
    background: #3b82f6;
}

.status-badge.triaged {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}
.status-badge.triaged::before {
    background: #8b5cf6;
}

.status-badge.planned {
    background: rgba(6, 182, 212, 0.1);
    color: #06b6d4;
}
.status-badge.planned::before {
    background: #06b6d4;
}

/* Claimed Badges */
.claimed-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
    gap: 6px;
}

.claimed-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.claimed-badge.claimed {
    background: rgba(34, 197, 94, 0.1);
    color: var(--status-success);
}
.claimed-badge.claimed::before {
    background: var(--status-success);
}

.claimed-badge.unclaimed {
    background: rgba(234, 179, 8, 0.1);
    color: var(--status-warning);
}
.claimed-badge.unclaimed::before {
    background: var(--status-warning);
}

/* Priority Badges */
.priority-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
}

.priority-badge.critical {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

.priority-badge.high {
    background: rgba(249, 115, 22, 0.15);
    color: #fb923c;
}

.priority-badge.normal {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}

.priority-badge.low {
    background: rgba(100, 116, 139, 0.15);
    color: #94a3b8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-primary-hover) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn svg {
    width: 16px;
    height: 16px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 10px 14px;
    font-size: 14px;
    color: var(--text-primary);
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* Search Input */
.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper svg {
    position: absolute;
    left: 14px;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-input-wrapper input {
    padding-left: 44px;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filter-bar .search-input-wrapper {
    flex: 1;
    min-width: 200px;
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 16px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* Toasts */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

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

.toast.success {
    border-left: 3px solid var(--status-success);
}

.toast.error {
    border-left: 3px solid var(--status-error);
}

.toast.warning {
    border-left: 3px solid var(--status-warning);
}

.toast-message {
    flex: 1;
    font-size: 14px;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

/* Modal */
.modal-container {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

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

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

.modal-body {
    padding: 24px;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.pagination-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--border-hover);
    color: var(--text-primary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.pagination-info {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0 12px;
}

/* Charts */
.chart-container {
    position: relative;
    height: 300px;
}

/* Grid layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

@media (max-width: 1200px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Version badge */
.version-badge {
    position: fixed;
    bottom: 16px;
    right: 16px;
    background: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11px;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    z-index: 10;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: -1px;
}

.tab-btn:hover {
    color: var(--text-secondary);
}

.tab-btn.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

/* Health Status */
.health-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.health-item {
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.health-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.health-indicator.healthy {
    background: var(--status-success);
    box-shadow: 0 0 8px var(--status-success);
}

.health-indicator.degraded {
    background: var(--status-warning);
    box-shadow: 0 0 8px var(--status-warning);
}

.health-indicator.down {
    background: var(--status-error);
    box-shadow: 0 0 8px var(--status-error);
}

.health-details {
    flex: 1;
}

.health-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.health-status {
    font-size: 12px;
    color: var(--text-muted);
}

/* Clickable rows */
.clickable-row {
    cursor: pointer;
}

.clickable-row:hover td {
    background: rgba(249, 115, 22, 0.05);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 72px;
    }

    .sidebar-header .logo {
        font-size: 18px;
    }

    .logo-badge,
    .nav-item span:not(.nav-badge),
    .admin-details {
        display: none;
    }

    .nav-item {
        justify-content: center;
        padding: 12px;
    }

    .nav-item.active::before {
        display: none;
    }

    .main-content {
        margin-left: 72px;
    }
}