/* ==========================================================================
   WALKABILITY INDEX ASSESSMENT DASHBOARD - MODERN STYLE SHEET
   ========================================================================== */

/* 1. Global Reset & Variables */
:root {
    /* Fonts */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Common Light Mode Theme Variables */
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.75);
    --card-border: rgba(226, 232, 240, 0.8);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --primary: #0f4c81;
    --primary-light: #2563eb;
    --primary-glow: rgba(15, 76, 129, 0.12);
    --border-color: #e2e8f0;
    --focus-ring: rgba(37, 99, 235, 0.2);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Accents (Universal) */
    --green: #10b981;
    --green-light: #d1fae5;
    --green-glow: rgba(16, 185, 129, 0.15);
    --orange: #f59e0b;
    --orange-light: #fef3c7;
    --orange-glow: rgba(245, 158, 11, 0.15);
    --red: #ef4444;
    --red-light: #fee2e2;
    --red-glow: rgba(239, 68, 68, 0.15);
    --purple: #8b5cf6;
    --purple-light: #ede9fe;
    --purple-glow: rgba(139, 92, 246, 0.15);
    --blue-glow: rgba(37, 99, 235, 0.15);
    
    /* Transition defaults */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode Variable Overrides */
body.dark-mode {
    --bg-primary: #090d16;
    --bg-secondary: #0f1524;
    --card-bg: rgba(19, 28, 48, 0.65);
    --card-border: rgba(255, 255, 255, 0.06);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --primary: #38bdf8;
    --primary-light: #7dd3fc;
    --primary-glow: rgba(56, 189, 248, 0.15);
    --border-color: #1e293b;
    --focus-ring: rgba(56, 189, 248, 0.3);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Hide scrollbar default utility */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================================================
   2. Layout Structure & Collapsible Sidebar
   ========================================================================== */
.app-container {
    display: flex;
    min-height: 100vh;
    width: 100vw;
    position: relative;
}

/* Sidebar Styling */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: width var(--transition-slow), transform var(--transition-slow);
}

.sidebar.collapsed {
    width: 78px;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
}

.logo-icon {
    color: var(--primary);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

.logo:hover .logo-icon {
    transform: rotate(10deg);
}

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

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

.logo-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 10px;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.sidebar-toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.sidebar-toggle-btn:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.sidebar.collapsed .sidebar-toggle-btn {
    transform: rotate(180deg);
    margin: 0 auto;
}

.sidebar-nav {
    flex-grow: 1;
    padding: 20px 12px;
    overflow-y: auto;
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 11px 14px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.nav-link.active {
    background: var(--primary-glow);
    color: var(--primary);
    font-weight: 600;
}

.nav-icon {
    flex-shrink: 0;
}

.sidebar.collapsed .nav-link span {
    opacity: 0;
    width: 0;
    pointer-events: none;
    display: none;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar.collapsed .sidebar-footer {
    padding: 12px;
    align-items: center;
}

.theme-toggle {
    display: flex;
    background: var(--border-color);
    padding: 3px;
    border-radius: 8px;
    width: 100%;
}

.sidebar.collapsed .theme-toggle {
    flex-direction: column;
    width: auto;
}

.theme-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: transparent;
    border: none;
    padding: 7px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.theme-btn.active {
    background: var(--card-bg);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.sidebar.collapsed .theme-btn span {
    display: none;
}

.offline-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
}

.sidebar.collapsed .offline-status span:last-child {
    display: none;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.online {
    background: var(--green);
    box-shadow: 0 0 8px var(--green);
}

/* Main Content Area Layout */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow-y: auto;
}

/* Header bar */
.header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 90;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
}

.header-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.datetime-display {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

/* View Container - SPA content views toggle styles */
.view-container {
    padding: 24px;
    flex-grow: 1;
    position: relative;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

.view-section {
    display: none;
}

.view-section.active {
    display: block;
}

/* ==========================================================================
   3. Common UI Elements & Glassmorphism Cards
   ========================================================================== */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
    border-radius: 12px;
    padding: 20px;
    transition: box-shadow var(--transition-normal), background-color var(--transition-normal), border var(--transition-normal);
}

.glass-card:hover {
    box-shadow: var(--shadow-lg);
}

/* Button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-family);
    font-size: 14px;
    font-weight: 600;
    padding: 9px 16px;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform 0.1s ease;
}

.btn:active {
    transform: scale(0.98);
}

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

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

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

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

.btn-secondary.active {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.btn-secondary.danger:hover,
.btn-primary.danger:hover {
    background: var(--red);
    color: #ffffff;
    border-color: var(--red);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-icon:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.btn-icon.danger:hover {
    background: var(--red-glow);
    color: var(--red);
    border-color: var(--red);
}

.btn-text {
    background: transparent;
    border: none;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}

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

/* ==========================================================================
   4. Dashboard Overview View Styling
   ========================================================================== */
.dashboard-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--border-color);
}

.stat-card:nth-child(1)::before { background: var(--primary); }
.stat-card:nth-child(2)::before { background: var(--green); }
.stat-card:nth-child(3)::before { background: var(--green); }
.stat-card:nth-child(4)::before { background: var(--red); }
.stat-card:nth-child(5)::before { background: var(--orange); }
.stat-card:nth-child(6)::before { background: var(--purple); }

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

.stat-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-icon-wrapper {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon-wrapper.blue { background: var(--primary-glow); color: var(--primary); }
.stat-icon-wrapper.green { background: var(--green-glow); color: var(--green); }
.stat-icon-wrapper.orange { background: var(--orange-glow); color: var(--orange); }
.stat-icon-wrapper.red { background: var(--red-glow); color: var(--red); }
.stat-icon-wrapper.purple { background: var(--purple-glow); color: var(--purple); }

.stat-value {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 6px;
    letter-spacing: -1px;
}

.stat-value-sm {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.stat-unit {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-left: 2px;
}

.stat-trend {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}

.stat-trend.positive { color: var(--green); }
.stat-trend.negative { color: var(--red); }
.stat-trend.neutral { color: var(--text-secondary); }

/* Dashboard Grids */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.grid-card {
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-subtitle {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 4px;
}

/* ==========================================================================
   5. Tables & Saved Audits View
   ========================================================================== */
.table-container {
    flex-grow: 1;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.data-table th {
    padding: 12px 16px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    white-space: nowrap;
}

.data-table td {
    padding: 14px 16px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

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

.table-placeholder {
    text-align: center;
    padding: 40px !important;
    color: var(--text-muted);
    font-style: italic;
}

.location-info-cell {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.location-name-cell {
    font-weight: 600;
}

.location-area-cell {
    font-size: 12px;
    color: var(--text-muted);
}

.align-right {
    text-align: right;
}

.operations-cell {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}

/* Badge styles */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.grade-a { background: var(--green-light); color: var(--green); }
.badge.grade-b { background: var(--blue-glow); color: var(--primary-light); }
.badge.grade-c { background: var(--orange-light); color: var(--orange); }
.badge.grade-d { background: var(--red-light); color: var(--red); }
.badge.grade-e { background: var(--red-light); color: var(--red); border: 1px dashed var(--red); }

/* History controls row */
.history-controls-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-box-wrapper {
    position: relative;
    flex-grow: 1;
    max-width: 400px;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box-wrapper input {
    width: 100%;
    padding: 10px 12px 10px 38px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 14px;
    outline: none;
    transition: all var(--transition-fast);
}

.search-box-wrapper input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-ring);
    background: var(--card-bg);
}

.filters-wrapper {
    display: flex;
    gap: 10px;
    align-items: center;
}

select {
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 14px;
    outline: none;
    cursor: pointer;
}

select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

/* ==========================================================================
   6. New Assessment View - Image Upload / Carousel & Geo Inputs
   ========================================================================== */
.assessment-workspace {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 24px;
}

.workspace-left-pane,
.workspace-right-pane {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-title-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: var(--primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.section-title-container h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

/* Form Styles */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.input-group input[type="text"],
.input-group input[type="number"],
.input-group input[type="date"],
.input-group input[type="time"],
.input-group select {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 14px;
    outline: none;
    transition: all var(--transition-fast);
}

.input-group input:focus,
.input-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-ring);
    background: var(--card-bg);
}

.required {
    color: var(--red);
}

/* Drag and Drop Zone */
.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    padding: 30px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.drop-zone.drag-over {
    border-color: var(--primary);
    background: var(--primary-glow);
}

.upload-icon {
    color: var(--text-muted);
    margin-bottom: 12px;
}

.drop-zone.drag-over .upload-icon {
    color: var(--primary);
    transform: translateY(-4px);
    transition: transform var(--transition-fast);
}

.drop-main-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.drop-sub-text {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.upload-action-row {
    display: flex;
    gap: 10px;
}

/* Image Viewer Carousel */
.image-viewer-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 14px;
}

.viewer-main-frame {
    position: relative;
    width: 100%;
    height: 320px;
    background: #000000;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.viewer-main-frame img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.carousel-nav-overlay {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 16px;
    transform: translateY(-50%);
    pointer-events: none;
}

.carousel-arrow {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    pointer-events: auto;
    transition: all var(--transition-fast);
}

.carousel-arrow:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: scale(1.05);
}

.viewer-actions {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 6px;
}

.viewer-actions .btn-icon {
    background: rgba(0, 0, 0, 0.6);
    border-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.viewer-actions .btn-icon:hover {
    background: rgba(0, 0, 0, 0.85);
}

.viewer-actions .btn-icon.danger:hover {
    background: var(--red);
}

/* Thumbnails Tray */
.thumbnail-tray-wrapper {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.thumbnail-info-tag {
    font-size: 11px;
    color: var(--text-muted);
}

.thumbnail-tray {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 4px 2px;
}

.thumb-item {
    position: relative;
    width: 60px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    border: 2px solid var(--border-color);
    cursor: pointer;
    flex-shrink: 0;
    background: #000000;
}

.thumb-item.active {
    border-color: var(--primary);
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-item-reorder-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: rgba(0,0,0,0.6);
    border-radius: 2px;
    padding: 1px;
    display: none;
}

/* ==========================================================================
   7. Live Scoring & Parameter Evaluation
   ========================================================================== */
.scoring-gauge-card {
    background: var(--card-bg);
}

.gauge-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: center;
}

.gauge-visual-box {
    position: relative;
    width: 120px;
    height: 120px;
}

.circular-gauge {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.gauge-bg {
    fill: none;
    stroke: var(--bg-secondary);
}

.gauge-fill {
    fill: none;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.6s cubic-bezier(0.16, 1, 0.3, 1), stroke var(--transition-normal);
}

/* Dynamic gauge colors from script.js */
.gauge-fill.grade-a { stroke: var(--green); }
.gauge-fill.grade-b { stroke: var(--primary-light); }
.gauge-fill.grade-c { stroke: var(--orange); }
.gauge-fill.grade-d { stroke: var(--red); }
.gauge-fill.grade-e { stroke: var(--red); }

.gauge-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.index-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.index-label {
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.gauge-meta-box {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.score-percentage-tag {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.walk-grade-badge {
    align-self: flex-start;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.walk-grade-badge.grade-a { background: var(--green-light); color: var(--green); }
.walk-grade-badge.grade-b { background: var(--blue-glow); color: var(--primary-light); }
.walk-grade-badge.grade-c { background: var(--orange-light); color: var(--orange); }
.walk-grade-badge.grade-d { background: var(--red-light); color: var(--red); }
.walk-grade-badge.grade-e { background: var(--red-light); color: var(--red); border: 1px dashed var(--red); }

.walk-grade-desc {
    font-size: 12px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.audit-checklist-toggle-row {
    border-top: 1px solid var(--border-color);
    margin-top: 16px;
    padding-top: 16px;
}

/* Switch styling */
.toggle-switch-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.switch-control {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
}

.switch-control input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--text-muted);
    transition: .3s;
    border-radius: 34px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

.switch-control input:checked + .switch-slider {
    background-color: var(--primary);
}

.switch-control input:checked + .switch-slider:before {
    transform: translateX(16px);
}

.switch-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Parameter Scoring Cards UI */
.card-header-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
    gap: 4px;
}

.param-tab-btn {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.parameters-sliders-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.param-item-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px;
    transition: all var(--transition-fast);
}

.param-item-card:hover {
    border-color: var(--text-muted);
}

.param-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.param-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.param-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.info-tooltip-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: help;
    display: inline-flex;
    align-items: center;
    position: relative;
}

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

/* Tooltip popup logic (CSS-only) */
.info-tooltip-btn .tooltip-content {
    visibility: hidden;
    width: 250px;
    background: #0f172a;
    color: #ffffff;
    text-align: left;
    border-radius: 6px;
    padding: 8px 12px;
    position: absolute;
    z-index: 10;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.2s ease;
    font-size: 11px;
    line-height: 1.4;
    font-weight: 400;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    pointer-events: none;
}

.info-tooltip-btn:hover .tooltip-content {
    visibility: visible;
    opacity: 1;
}

.info-tooltip-btn .tooltip-content::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #0f172a transparent transparent transparent;
}

.param-weight-badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--card-bg);
    padding: 2px 6px;
    border-radius: 4px;
}

.param-score-display {
    font-size: 14px;
    font-weight: 800;
    color: var(--primary);
    background: var(--primary-glow);
    padding: 2px 8px;
    border-radius: 6px;
}

/* Custom Slider styling */
.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.param-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    outline: none;
    transition: background 0.3s;
}

.param-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.param-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--primary-light);
}

.slider-labels-row {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    padding: 0 2px;
}

.slider-label-tick {
    font-size: 9px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Checklist Mode inner layout */
.param-checklist-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding-top: 4px;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.checklist-item input[type="checkbox"] {
    width: 15px;
    height: 15px;
    border-radius: 3px;
    accent-color: var(--primary);
}

/* Recommendation cards */
.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.recommendation-placeholder {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    padding: 16px;
    font-style: italic;
}

.recommendation-item {
    background: var(--bg-secondary);
    border-left: 4px solid var(--primary);
    border-radius: 0 8px 8px 0;
    padding: 10px 14px;
    font-size: 13px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: all var(--transition-fast);
}

.recommendation-item.high-priority {
    border-left-color: var(--red);
    background: var(--red-glow);
}

.recommendation-item.medium-priority {
    border-left-color: var(--orange);
    background: var(--orange-glow);
}

.recommendation-item .rec-param {
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.recommendation-item .rec-text {
    color: var(--text-primary);
    font-weight: 500;
}

/* Action Footer Row */
.action-footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.autosave-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.autosave-status.saving svg {
    animation: rotate 1.5s linear infinite;
}

.autosave-status.visible {
    opacity: 1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.action-buttons-group {
    display: flex;
    gap: 10px;
}

/* ==========================================================================
   8. Comparison View UI
   ========================================================================== */
.comparison-setup-row {
    display: flex;
    align-items: flex-end;
    gap: 20px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.compare-dropdown-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    min-width: 200px;
}

.compare-dropdown-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.compare-dropdown-group select {
    width: 100%;
}

.comparison-placeholder-card {
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    border: 2px dashed var(--border-color);
}

.comparison-placeholder-card svg {
    margin-bottom: 16px;
}

.comparison-placeholder-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.comparison-placeholder-card p {
    max-width: 500px;
    font-size: 14px;
    line-height: 1.5;
}

/* Comparison results cards grid */
.comparison-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.compare-street-card {
    border-top: 6px solid var(--primary);
}

.compare-street-card.c-0 { border-top-color: var(--primary); }
.compare-street-card.c-1 { border-top-color: var(--green); }
.compare-street-card.c-2 { border-top-color: var(--purple); }

.compare-card-title {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 4px;
}

.compare-card-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.compare-card-stats {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.compare-card-stat-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
    font-size: 13px;
}

.compare-card-stat-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.compare-card-stat-val {
    font-weight: 700;
}

/* Comparison Image Viewer */
.comparison-images-wrapper {
    margin-bottom: 24px;
}

.comparison-images-stage {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 10px 0;
}

.comp-img-container {
    flex: 1;
    min-width: 300px;
    height: 250px;
    background: #000000;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.comp-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comp-img-label {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

/* Slider comparison layout */
.slider-comp-mode {
    position: relative;
    width: 100%;
    height: 400px;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.slider-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.slider-img.img-after {
    width: 50%;
    border-right: 3px solid #ffffff;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    z-index: 2;
}

.slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 40px;
    height: 40px;
    margin-left: -20px;
    margin-top: 180px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
    z-index: 3;
    cursor: ew-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.slider-handle svg {
    transform: rotate(90deg);
}

.slider-comp-mode .slider-label {
    position: absolute;
    top: 12px;
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    z-index: 4;
}

.slider-comp-mode .slider-label.left-label { left: 12px; }
.slider-comp-mode .slider-label.right-label { right: 12px; }

/* Delta indicators */
.delta-val {
    font-size: 11px;
    font-weight: 700;
    margin-left: 6px;
    display: inline-flex;
    align-items: center;
}

.delta-val.positive { color: var(--green); }
.delta-val.negative { color: var(--red); }
.delta-val.neutral { color: var(--text-muted); }

/* ==========================================================================
   9. Analytics & Canvas Charts
   ========================================================================== */
.analytics-layout-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.analytics-canvas-container,
.dashboard-radar-container {
    position: relative;
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.analytics-canvas-container canvas,
.dashboard-radar-container canvas {
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   10. Settings Page Styling
   ========================================================================== */
.settings-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 20px;
}

.card-header-with-actions {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.card-header-with-actions h2 {
    font-size: 16px;
    font-weight: 700;
}

.settings-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Calibration weights progress */
.weights-progress-bar-container {
    margin-bottom: 24px;
}

.weights-progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.weight-total-indicator {
    padding: 2px 8px;
    border-radius: 4px;
}

.weight-total-indicator.success { background: var(--green-light); color: var(--green); }
.weight-total-indicator.warning { background: var(--orange-light); color: var(--orange); }

.weights-progress-track {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.weights-progress-fill {
    height: 100%;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.weight-slider-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 10px;
}

.weight-slider-info {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 8px;
}

.weight-slider-val {
    color: var(--primary);
}

.weight-input-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--border-color);
    outline: none;
}

.weight-input-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
}

/* Threshold settings */
.settings-card-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.thresholds-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.threshold-input-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.threshold-input-item label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.threshold-input-item input {
    width: 80px;
    padding: 8px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    text-align: center;
    font-weight: 700;
}

.threshold-input-item input:focus {
    border-color: var(--primary);
}

.settings-maintenance-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
}

.settings-maintenance-actions .btn {
    width: 100%;
}

.import-file-box label {
    display: flex;
    justify-content: center;
    cursor: pointer;
}

.mt-3 { margin-top: 12px; }

/* ==========================================================================
   11. Export View & Cover Page Styling
   ========================================================================== */
.export-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.export-option-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px;
}

.export-badge-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.export-badge-icon.blue { background: var(--primary-glow); color: var(--primary); }
.export-badge-icon.green { background: var(--green-glow); color: var(--green); }
.export-badge-icon.purple { background: var(--purple-glow); color: var(--purple); }

.export-option-card h2 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.export-option-card p {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-grow: 1;
}

.export-selection-box {
    width: 100%;
    margin-bottom: 16px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.export-selection-box label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.export-selection-box select {
    width: 100%;
}

.export-option-card .btn {
    width: 100%;
}

/* ==========================================================================
   12. Help & Manual Instructions Layout
   ========================================================================== */
.help-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 20px;
    height: calc(100vh - 160px);
}

.help-nav-panel {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.help-nav-panel h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.help-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.help-nav-link {
    display: block;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.help-nav-link:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.help-nav-link.active {
    background: var(--primary-glow);
    color: var(--primary);
    font-weight: 600;
}

.help-content-panel {
    padding: 24px;
    overflow-y: auto;
}

.help-article {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.help-article.active-article {
    display: block;
}

.help-article h2 {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.help-article p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.equation-box {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
    border: 1px solid var(--border-color);
    margin: 20px 0;
    color: var(--primary);
}

.parameter-guide-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 16px;
}

.guide-item {
    background: var(--bg-secondary);
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.guide-item strong {
    font-size: 14px;
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

.guide-item p {
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 0;
}

/* ==========================================================================
   13. Modals, Toasts & Micro-Animations
   ========================================================================== */
/* Fullscreen Viewer Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

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

.modal-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
    display: flex;
    flex-direction: column;
}

.zoom-modal-content {
    width: 800px;
    height: 550px;
}

.modal-close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background: rgba(0,0,0,0.85);
}

.zoom-viewport {
    flex-grow: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    border-radius: 12px 12px 0 0;
    cursor: grab;
}

.zoom-viewport:active {
    cursor: grabbing;
}

.zoom-viewport img {
    max-width: 100%;
    max-height: 100%;
    transform-origin: center center;
    transition: transform 0.1s ease;
}

.zoom-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 0 0 12px 12px;
    border-top: 1px solid var(--border-color);
}

.zoom-level-indicator {
    font-size: 13px;
    font-weight: 700;
    width: 60px;
    text-align: center;
}

/* Toast System */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1010;
}

.toast {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 12px 18px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-width: 280px;
    max-width: 400px;
    animation: slideIn var(--transition-normal);
}

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

.toast-undo-btn {
    background: var(--primary);
    color: #ffffff;
    border: none;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
}

.toast-undo-btn:hover {
    background: var(--primary-light);
}

/* Animations */
@keyframes slideIn {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease forwards;
}

/* ==========================================================================
   14. Print Media Styles (High Quality PDF Layout Report)
   ========================================================================== */
@media print {
    body {
        background: #ffffff !important;
        color: #000000 !important;
        font-size: 12pt;
    }

    /* Hide standard interactive UI elements */
    .sidebar,
    .header,
    .history-controls-row,
    .upload-section,
    .form-section,
    .scoring-gauge-card .audit-checklist-toggle-row,
    .card-header-tabs,
    .action-footer-row,
    .modal-overlay,
    .toast-container,
    .btn,
    .btn-icon,
    .view-container > section:not(#new-assessment-view):not(#comparison-view) {
        display: none !important;
    }

    .app-container {
        display: block !important;
    }

    .main-content {
        height: auto !important;
        overflow: visible !important;
        display: block !important;
    }

    .view-container {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    /* Print Template block display */
    .print-only-report {
        display: block !important;
        width: 100%;
        background: #ffffff;
        color: #000000;
    }

    /* Design PDF structure pages */
    .print-page {
        page-break-after: always;
        padding: 20mm;
        box-sizing: border-box;
        min-height: 297mm; /* A4 Height */
    }

    .print-page:last-child {
        page-break-after: avoid;
    }

    /* Cover Page */
    .print-cover {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        height: 250mm;
    }

    .print-logo {
        color: #0f4c81;
        margin-bottom: 20px;
    }

    .print-title {
        font-size: 32pt;
        font-weight: 800;
        margin-bottom: 10px;
        color: #0f4c81;
    }

    .print-subtitle {
        font-size: 16pt;
        font-weight: 500;
        margin-bottom: 40px;
        color: #555555;
    }

    .print-meta-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
        width: 100%;
        max-width: 600px;
        border-top: 2px solid #0f4c81;
        padding-top: 20px;
        text-align: left;
    }

    .print-meta-item {
        font-size: 11pt;
        line-height: 1.5;
    }

    .print-meta-item strong {
        color: #333333;
    }

    /* Section Page Layout */
    .print-section-header {
        border-bottom: 3px solid #0f4c81;
        padding-bottom: 8px;
        margin-bottom: 24px;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
    }

    .print-section-header h2 {
        font-size: 20pt;
        font-weight: 800;
        color: #0f4c81;
    }

    .print-score-badge {
        font-size: 16pt;
        font-weight: 800;
        color: #0f4c81;
        border: 2px solid #0f4c81;
        padding: 4px 12px;
        border-radius: 4px;
    }

    .print-image-frame {
        width: 100%;
        height: 120mm;
        border: 1px solid #cccccc;
        margin-bottom: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        background: #f5f5f5;
    }

    .print-image-frame img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .print-split-grid {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr;
        gap: 20px;
    }

    .print-table {
        width: 100%;
        border-collapse: collapse;
    }

    .print-table th,
    .print-table td {
        border: 1px solid #dddddd;
        padding: 8px 12px;
        font-size: 10pt;
        text-align: left;
    }

    .print-table th {
        background: #f2f2f2;
        font-weight: bold;
    }

    .print-radar-box {
        width: 100%;
        height: 70mm;
        border: 1px solid #dddddd;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .print-recs-box {
        margin-top: 20px;
    }

    .print-rec-card {
        border-left: 4px solid #0f4c81;
        padding: 8px 12px;
        margin-bottom: 10px;
        background: #f9f9f9;
        font-size: 10pt;
    }

    .print-rec-title {
        font-weight: bold;
        margin-bottom: 4px;
        font-size: 10.5pt;
    }

    /* Force backgrounds and page layouts */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}

/* ==========================================================================
   15. Mobile & Tablet Responsive Layout Rules
   ========================================================================== */
@media (max-width: 1024px) {
    .assessment-workspace {
        grid-template-columns: 1fr;
    }
    
    .settings-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        transform: translateX(-100%);
        z-index: 1000;
        box-shadow: var(--shadow-lg);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .sidebar.collapsed {
        transform: translateX(-100%);
        width: 260px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .view-container {
        padding: 16px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .gauge-grid {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
    }
    
    .walk-grade-badge {
        align-self: center;
    }
    
    .comparison-setup-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .compare-dropdown-group {
        width: 100%;
    }
    
    .history-controls-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box-wrapper {
        max-width: 100%;
    }
    
    .filters-wrapper {
        flex-wrap: wrap;
    }
    
    .filters-wrapper select,
    .filters-wrapper button {
        flex-grow: 1;
    }
    
    .help-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .help-nav-panel {
        height: auto;
    }
    
    .zoom-modal-content {
        width: 95vw;
        height: 80vh;
    }
}