@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
    --bg-primary: #0B0F19; /* Midnight Black */
    --bg-secondary: #131A2A; /* Sidebar and Card Container Background */
    --bg-tertiary: #1E293B;
    
    --text-primary: #F9FAFB; /* Pure White */
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    --primary: #FF3D6E; /* Royal Crimson */
    --primary-gradient: linear-gradient(135deg, #FF3D6E 0%, #E11D48 100%);
    
    --secondary: #C026D3; /* Deep Magenta */
    --secondary-gradient: linear-gradient(135deg, #C026D3 0%, #A21CAF 100%);
    
    --accent: #FFD166; /* Champagne Gold */
    
    --success: #22C55E; /* Emerald */
    --success-soft: rgba(34, 197, 94, 0.1);
    
    --warning: #F59E0B; /* Amber */
    --warning-soft: rgba(245, 158, 11, 0.1);
    
    --error: #DC2626; /* Deep Red */
    --error-soft: rgba(220, 38, 38, 0.15);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 80px;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Layout Structure */
.app-container {
    display: flex;
    min-height: 100vh;
}

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

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon-box {
    width: 42px;
    height: 42px;
    background: var(--primary-gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(255, 61, 110, 0.35);
}

.logo-icon-svg {
    width: 24px;
    height: 24px;
    color: white;
}

.logo-text {
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.logo-title {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.logo-subtitle {
    font-size: 0.65rem;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

.sidebar.collapsed .logo-text {
    opacity: 0;
    pointer-events: none;
    width: 0;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
}

.nav-item-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 61, 110, 0.05);
}

.nav-item.active {
    color: white;
    background: var(--primary-gradient);
    box-shadow: 0 4px 12px rgba(255, 61, 110, 0.25);
}

.nav-icon {
    width: 18px;
    height: 18px;
    color: currentColor;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-label {
    transition: var(--transition);
}

.sidebar.collapsed .nav-label {
    opacity: 0;
    pointer-events: none;
    width: 0;
}

.badge-count {
    background-color: var(--accent);
    color: #0b0f19;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 99px;
}

/* Sub-navigation inside Sidebar */
.sub-nav {
    padding-left: 44px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.sub-nav-item {
    display: block;
    padding: 8px 12px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    border-radius: 6px;
    transition: var(--transition);
}

.sub-nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.03);
}

.sub-nav-item.active {
    color: var(--accent);
    font-weight: 600;
    background-color: rgba(255, 209, 102, 0.08);
}

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

/* Main Content Area */
.main-wrapper {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.app-container:has(.sidebar.collapsed) .main-wrapper {
    margin-left: var(--sidebar-collapsed-width);
}

/* Stat Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    padding: 24px 32px;
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.stat-card-watermark {
    position: absolute;
    right: -10px;
    bottom: -10px;
    width: 80px;
    height: 80px;
    color: rgba(255, 255, 255, 0.015);
    pointer-events: none;
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-card-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    font-weight: 600;
    font-family: var(--font-mono);
}

.trend-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
}

.trend-badge.up {
    color: var(--success);
}

.trend-badge.down {
    color: var(--error);
}

.stat-card-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--font-mono);
    line-height: 1;
}

.stat-card-subtext {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Mid Section (Chart + Metrics) */
.mid-section {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 24px;
    padding: 0 32px 24px 32px;
}

@media (max-width: 1024px) {
    .mid-section {
        grid-template-columns: 1fr;
    }
}

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

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

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.chart-legend {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.chart-container {
    height: 240px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding-top: 20px;
}

.chart-bar-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    height: 100%;
    justify-content: flex-end;
}

.chart-bar {
    width: 28px;
    background-color: rgba(192, 38, 211, 0.15);
    border: 1px solid rgba(192, 38, 211, 0.3);
    border-radius: 4px;
    height: 0;
    transition: height 0.5s ease;
    position: relative;
    cursor: pointer;
}

.chart-bar.highlight {
    background: var(--secondary-gradient);
    border-color: transparent;
    box-shadow: 0 0 15px rgba(192, 38, 211, 0.35);
}

.chart-bar:hover::after {
    content: attr(data-value);
    position: absolute;
    top: -28px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--bg-tertiary);
    color: var(--accent);
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    z-index: 10;
}

.chart-label {
    margin-top: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Realtime Metrics styling */
.metrics-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.metric-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.metric-label-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.metric-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.metric-name {
    font-size: 0.85rem;
    color: var(--text-primary);
}

.metric-val {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.status-badge-rect {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--success);
    background-color: var(--success-soft);
    border: 1px solid rgba(34, 197, 94, 0.2);
    padding: 2px 8px;
    border-radius: 4px;
}

/* Submissions Section & CRUD Management Container */
.content-view-container {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.view-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
}

.view-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.view-page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.view-page-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Centralized Global Search Bar */
.search-bar-container {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 8px;
    position: relative;
}

.global-search-input {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 20px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    width: 100%;
    max-width: 480px;
    outline: none;
    transition: var(--transition);
}

.global-search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 61, 110, 0.15);
}

/* Floating reference results styling */
.form-search-results {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
    display: none;
}

.form-search-results.active {
    display: block;
}

.form-search-item {
    padding: 12px 20px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.form-search-item:last-child {
    border-bottom: none;
}

.form-search-item:hover {
    background-color: rgba(255, 61, 110, 0.08);
    color: var(--text-primary);
}

.form-search-item-empty {
    padding: 12px 20px;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

/* Standardized CRUD Data Table Structure */
.table-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.table-toolbar {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.01);
}

.bulk-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.data-table th {
    padding: 16px 24px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-mono);
    background-color: rgba(0, 0, 0, 0.1);
}

.data-table td {
    padding: 16px 24px;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    vertical-align: middle;
}

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

.data-table tbody tr:hover td {
    background-color: rgba(255, 255, 255, 0.015);
    color: var(--text-primary);
}

/* Custom Checkbox Styling */
.table-checkbox {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
    vertical-align: middle;
}

.sno-cell {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    width: 60px;
}

.title-cell {
    font-weight: 600;
    color: var(--text-primary);
}

.date-cell {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.action-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-end;
}

.action-btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: transparent;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

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

.action-btn-icon.edit-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.action-btn-icon.delete-btn:hover {
    color: var(--error);
    border-color: var(--error);
    background-color: var(--error-soft);
}

/* Pagination Footer Bar */
.pagination-container {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(0, 0, 0, 0.1);
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-btn {
    padding: 6px 12px;
    font-size: 0.85rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

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

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-btn.active {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 12px rgba(255, 61, 110, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    filter: brightness(1.1);
    box-shadow: 0 6px 16px rgba(255, 61, 110, 0.35);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.03);
    border-color: var(--border-hover);
}

.btn-danger {
    background-color: var(--error-soft);
    color: var(--error);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

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

/* Form View Layout and Architecture styling */
.editor-form-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
}

.editor-form-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}

@media (max-width: 1024px) {
    .editor-form-grid {
        grid-template-columns: 1fr;
    }
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

@media (max-width: 640px) {
    .form-group-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

.image-preview-container {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 20px;
    position: relative;
}

.image-preview-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.image-preview-placeholder {
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Settings tabbed button parameters */
.settings-tab-btn {
    background: none;
    border: none;
    padding: 12px 16px;
    text-align: left;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition);
}

.settings-tab-btn:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.03);
}

.settings-tab-btn.active {
    color: #0B0F19; /* premium contrast */
    background-color: var(--accent); /* highlighted with the Champagne Gold color */
    font-weight: 700;
}

.settings-panel {
    display: none;
    flex-direction: column;
    flex: 1;
}

.settings-panel.active {
    display: flex;
}

/* Settings Specific small Favicon container styling */
.favicon-preview-container {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    vertical-align: middle;
}

.favicon-preview-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.form-textarea {
    width: 100%;
    min-height: 140px;
    padding: 12px 16px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    resize: vertical;
    transition: var(--transition);
}

.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 61, 110, 0.15);
}

/* Modal Overlay & Modal Window */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 100%;
    max-width: 480px;
    padding: 32px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    transform: scale(0.95);
    transition: var(--transition);
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

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

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close-btn:hover {
    color: var(--text-primary);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 61, 110, 0.15);
}

/* Submitter badge cell */
.submitter-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar-badge {
    width: 28px;
    height: 28px;
    background-color: rgba(192, 38, 211, 0.1);
    color: var(--secondary);
    border: 1px solid rgba(192, 38, 211, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.category-tag {
    display: inline-block;
    padding: 4px 10px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--text-primary);
}

.status-dot-cell {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 500;
}

.status-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
}

/* Mobile responsive menu */
.mobile-menu-bar {
    display: none;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    align-items: center;
    justify-content: space-between;
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    .main-wrapper {
        margin-left: 0 !important;
    }
    .mobile-menu-bar {
        display: flex;
    }
    .header-controls {
        padding-top: 16px;
    }
    .content-view-container {
        padding: 20px 16px;
    }
}