/* ====================================================
   RIX Measure — Design System & Styles
   Premium dark-mode UI for building measurements
   ==================================================== */

/* ----- CSS Variables ----- */
:root {
    /* Colors — RIX Glazenwassers Branding */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0d1222;
    --bg-card: rgba(13, 18, 34, 0.85);
    --bg-card-hover: rgba(22, 30, 50, 0.9);
    --bg-input: rgba(10, 14, 26, 0.9);

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;

    /* RIX Brand Colors - Cyan/Blue and Dark Blue */
    --accent: #00AEEE;
    /* RIX Light Blue/Cyan */
    --accent-light: #52cbf4;
    --accent-dark: #0089bd;
    --accent-glow: rgba(0, 174, 238, 0.2);

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);

    --border: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(148, 163, 184, 0.2);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.2);

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Subtle background pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(99, 102, 241, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ----- Header ----- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.header-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-glow);
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.logo .subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--bg-card);
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid var(--border);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--warning);
    animation: pulse 2s ease-in-out infinite;
}

.status-dot.connected {
    background: var(--success);
}

.status-dot.error {
    background: var(--error);
    animation: none;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* ----- Main ----- */
.app-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ----- Cards ----- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    backdrop-filter: blur(10px);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
    border-color: var(--border-hover);
}

.card.active {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

/* ----- Step Header ----- */
.step-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.step-number {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: var(--bg-input);
    border: 2px solid var(--border-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.step-number.completed {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-color: var(--accent);
    color: white;
}

.step-header h2 {
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.step-description {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.step-badge {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--success-bg);
    color: var(--success);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
    white-space: nowrap;
}

/* ----- Search Input ----- */
.search-container {
    position: relative;
}

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

.search-icon {
    position: absolute;
    left: 16px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-spinner {
    position: absolute;
    right: 16px;
}

#addressInput {
    width: 100%;
    padding: 16px 48px;
    background: var(--bg-input);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

#addressInput:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.suggestions-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    z-index: 50;
}

.suggestion-item {
    padding: 12px 16px;
    cursor: pointer;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

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

.suggestion-item:hover,
.suggestion-item.active {
    background: var(--accent-glow);
}

/* ----- Building Data Grid ----- */
.building-data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.data-card {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    transition: all var(--transition-normal);
}

.data-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.data-card .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.data-card .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.data-card .value .unit {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 2px;
}

.data-source {
    margin-top: 16px;
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ----- Photos Section ----- */
.photo-section {
    margin-bottom: 20px;
}

.photo-section:last-child {
    margin-bottom: 0;
}

.photo-section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Multi-Angle Gallery */
.streetview-gallery {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 12px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.streetview-gallery::-webkit-scrollbar {
    height: 6px;
}

.streetview-gallery::-webkit-scrollbar-track {
    background: transparent;
}

.streetview-gallery::-webkit-scrollbar-thumb {
    background-color: var(--border);
    border-radius: 10px;
}

.sv-card {
    min-width: 280px;
    width: 280px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-input);
    flex-shrink: 0;
}

.sv-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.sv-label {
    padding: 8px 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: rgba(10, 14, 26, 0.5);
}

.sv-loading,
.sv-empty {
    width: 100%;
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    background: var(--bg-input);
    border: 1px dashed var(--border);
    border-radius: var(--radius-sm);
}

.sv-loading span,
.sv-empty p {
    font-size: 0.85rem;
}

.sv-empty .note {
    font-size: 0.75rem;
    opacity: 0.7;
}

.sv-auto-note {
    width: 100%;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--success);
    background: var(--success-bg);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
}

/* Aerial Photo */
.aerial-wrapper {
    width: 100%;
    max-width: 500px;
}

.aerial-view {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

.aerial-image {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.aerial-badge {
    position: absolute;
    bottom: 12px;
    right: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(10px);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--success);
    border: 1px solid var(--success-bg);
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--border-hover);
    border-radius: var(--radius-md);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--accent);
    background: var(--accent-glow);
    color: var(--text-secondary);
}

.upload-link {
    color: var(--accent-light);
    text-decoration: underline;
    cursor: pointer;
}

.note {
    font-size: 0.75rem;
    opacity: 0.6;
}

.upload-previews {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 12px;
}

.preview-card {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-input);
}

.preview-card img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.preview-card .preview-name {
    padding: 8px 10px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-card .preview-remove {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    line-height: 1;
    transition: background var(--transition-fast);
}

.preview-card .preview-remove:hover {
    background: var(--error);
}

/* ----- Analyze Bar ----- */
.analyze-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 12px 0;
    flex-wrap: wrap;
}

.btn-analyze {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-glow);
}

.btn-analyze:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.35);
}

.btn-analyze:active:not(:disabled) {
    transform: translateY(0);
}

.btn-analyze:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}

.model-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.model-selector select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    padding: 8px 12px;
    font-size: 0.8rem;
    font-family: inherit;
    outline: none;
    cursor: pointer;
}

.model-selector select:focus {
    border-color: var(--accent);
}

/* ----- Results ----- */
.analyze-loading {
    text-align: center;
    padding: 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: var(--text-secondary);
}

.result-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.summary-card {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
}

.summary-card .summary-value {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.summary-card .summary-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-section {
    margin-bottom: 24px;
}

.result-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.results-table th {
    background: var(--bg-input);
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.results-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.results-table tbody tr:hover {
    background: var(--accent-glow);
}

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

.results-table tfoot td {
    background: var(--bg-input);
    font-weight: 600;
    color: var(--text-primary);
    border-top: 2px solid var(--accent);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
}

.badge.good {
    background: var(--success-bg);
    color: var(--success);
}

.badge.medium {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge.hard {
    background: var(--error-bg);
    color: var(--error);
}

/* Attention List */
.attention-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.attention-list li {
    padding: 10px 14px;
    background: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--warning);
}

/* Confidence Bar */
.confidence-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 16px;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.confidence-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.confidence-track {
    flex: 1;
    min-width: 120px;
    height: 8px;
    background: rgba(148, 163, 184, 0.1);
    border-radius: 100px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    border-radius: 100px;
    transition: width 1s ease;
    background: linear-gradient(90deg, var(--error), var(--warning), var(--success));
}

.confidence-score {
    font-weight: 700;
    font-size: 0.9rem;
    min-width: 40px;
    color: var(--text-primary);
}

.confidence-note {
    width: 100%;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ----- Buttons ----- */
.btn-secondary {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-left: auto;
}

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

/* ----- Spinners ----- */
.spinner-small {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-large {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ----- Utilities ----- */
.hidden {
    display: none !important;
}

/* ----- Footer ----- */
.app-footer {
    max-width: 1100px;
    margin: 40px auto 0;
    padding: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    position: relative;
    z-index: 1;
}

.app-footer a {
    color: var(--accent-light);
    text-decoration: none;
}

.footer-note {
    margin-top: 4px;
    opacity: 0.6;
}

/* ----- Task Selection ---- */
.task-selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.task-group {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
}

.task-group-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}

.task-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.task-checkbox:hover {
    color: var(--text-primary);
}

.task-checkbox input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.task-remarks {
    margin-top: 16px;
}

.task-remarks-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-weight: 600;
}

.task-remarks-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: inherit;
    resize: vertical;
    outline: none;
    transition: border-color var(--transition-fast);
}

.task-remarks-input:focus {
    border-color: var(--accent);
}

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

/* ----- Offerte Table ----- */
.offerte-table-wrapper {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    overflow: hidden;
}

.offerte-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.offerte-table th {
    background: var(--bg-input);
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

.offerte-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

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

.offerte-table .text-center {
    text-align: center;
}

.offerte-table tbody tr:hover {
    background: var(--accent-glow);
}

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

.offerte-table tfoot td {
    background: var(--bg-input);
    font-weight: 600;
    color: var(--text-primary);
    border-top: 2px solid var(--accent);
    font-size: 1rem;
}

.offerte-table .taak-label {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.82rem;
    color: var(--text-primary);
}

.offerte-table .start-row {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.8rem;
}

.offerte-table .bedrag {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--accent-light);
}

.copy-btn {
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 4px 8px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all var(--transition-fast);
    line-height: 1;
}

.copy-btn:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

.copy-btn.copied {
    background: var(--success-bg);
    border-color: var(--success);
}

.offerte-warnings {
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.offerte-warning {
    padding: 10px 14px;
    background: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--warning);
}

/* ----- Responsive ----- */
@media (max-width: 768px) {
    .header-content {
        padding: 10px 16px;
    }

    .app-main {
        padding: 16px;
    }

    .card {
        padding: 20px;
    }

    .building-data-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .result-summary {
        grid-template-columns: repeat(2, 1fr);
    }

    .analyze-bar {
        flex-direction: column;
    }

    .step-badge {
        display: none;
    }

    .streetview-placeholder {
        padding: 32px 16px;
    }
}

@media (max-width: 480px) {
    .building-data-grid {
        grid-template-columns: 1fr;
    }

    .upload-previews {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ----- Animations ----- */
.step-card {
    animation: fadeSlideIn 0.4s ease both;
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.data-card {
    animation: fadeIn 0.3s ease both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}
/* Measurements remain editable without replacing the focused input on each keystroke. */
.measurement-toolbar { display: flex; align-items: center; gap: 16px; justify-content: space-between; margin-bottom: 10px; }
.measurement-toolbar .note { margin: 0; max-width: 680px; }
.measurement-toolbar button { flex-shrink: 0; }
.measurement-control { display: inline-flex; align-items: center; gap: 6px; }
.measurement-input { width: 84px; min-width: 64px; padding: 8px; border: 1px solid var(--border-color, #334155); border-radius: 6px; background: var(--bg-input); color: var(--text-primary); font: inherit; }
.measurement-input:focus { outline: 2px solid var(--accent, #00aeee); outline-offset: 1px; }
.measurement-input[aria-invalid="true"] { border-color: var(--error, #ef4444); outline-color: var(--error, #ef4444); }
.measurement-unit { color: var(--text-muted); font-size: 12px; }
.measurement-changed { display: block; color: var(--accent, #00aeee); font-size: 11px; margin-top: 4px; }
.measurement-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.measurement-extra { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
#quoteStatus { min-height: 1.5em; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
@media (max-width: 700px) { .measurement-toolbar { align-items: flex-start; flex-direction: column; } }
.workspace-actions { display:flex; flex-wrap:wrap; align-items:center; gap:12px; margin:12px 0; }
.workspace-actions label { display:flex; align-items:center; gap:8px; }
.workspace-actions input, #franchiseQuoteOptions select { color:var(--text-primary); background:var(--bg-input); border:1px solid #334155; border-radius:6px; padding:9px; }
#projectList article { display:flex; flex-wrap:wrap; align-items:center; gap:12px; padding:12px 0; border-top:1px solid #334155; }
#projectList article span { flex:1; }
.measurement-source { display:block; margin-top:6px; color:var(--accent,#00aeee); background:transparent; border:0; cursor:pointer; }
.measurement-excluded { opacity:.55; }
.source-dialog { background:#111827; color:white; border:1px solid #334155; border-radius:12px; width:min(850px,95vw); max-height:90vh; padding:20px; }
.source-dialog::backdrop {background:rgba(0,0,0,.75);}
.source-dialog img {max-width:100%;max-height:65vh;object-fit:contain;}
.franchise-dialog { width:min(1180px,97vw); max-width:97vw; padding:12px; }
.franchise-dialog .workspace-actions { justify-content:space-between; }
.franchise-dialog iframe { width:100%; height:76vh; border:0; background:#0d0d0d; }
[hidden] { display:none !important; }
.scan-login-form {display:grid;gap:18px;max-width:460px;margin-top:22px;}
.scan-login-form label {display:grid;gap:7px;}
.scan-login-form .btn-primary {display:flex;align-items:center;justify-content:center;min-height:48px;width:100%;padding:13px 22px;border:1px solid #6fc9f3;border-radius:10px;background:linear-gradient(135deg,#46b5ed,#2386bd);box-shadow:0 5px 18px #2386bd33;color:#fff;font:inherit;font-weight:600;cursor:pointer;transition:filter .15s,transform .15s;}
.scan-login-form .btn-primary:hover:not(:disabled) {filter:brightness(1.1);}
.scan-login-form .btn-primary:active:not(:disabled) {transform:translateY(1px);}
.scan-login-form .btn-primary:focus-visible {outline:2px solid #9cdefe;outline-offset:4px;}
.scan-login-form input,.scan-login-form select {min-width:0;width:100%;font:inherit;font-size:16px;padding:12px;background:var(--bg-input);color:var(--text-primary);border:1px solid #475569;border-radius:8px;}
.scan-login-form select {appearance:none;padding-right:46px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23e2e8f0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:20px 20px;}
.scan-secret {display:flex;gap:8px;}
.scan-secret button {padding:10px 15px;background:var(--bg-input);color:var(--text-primary);border:1px solid #475569;border-radius:8px;}
.scan-locked .app-main > :not(#scanLogin) {display:none !important;}
.scan-locked #scanLogin {display:block !important;}
.workspace-actions .btn-secondary {text-decoration:none;}
@media(max-width:700px){
  .app-main {padding:14px 10px;}
  .step-card,.card {padding:18px 12px;}
  .header-content {padding:12px;gap:10px;flex-wrap:wrap;}
  .header-status {font-size:11px;}
  .logo h1 {font-size:21px;}
  .workspace-actions {gap:10px;align-items:stretch;}
  .workspace-actions label {width:100%;flex-direction:column;align-items:stretch;}
  .workspace-actions input {width:100%;min-width:0;}
  .workspace-actions button,.workspace-actions a {min-height:44px;}
  #resultsContent table {min-width:0;width:100%;}
  #resultsContent table thead {display:none;}
  #resultsContent table tbody,#resultsContent table tbody tr {display:block;}
  #resultsContent table tbody tr {border:1px solid #334155;border-radius:10px;margin:12px 0;padding:12px;}
  #resultsContent table tbody td {display:flex;justify-content:space-between;align-items:center;gap:12px;padding:7px 0;border:0;white-space:normal;}
  #resultsContent table tbody td:before {content:attr(data-label);font-size:11px;color:var(--text-muted);flex:0 0 30%;}
  #resultsContent table tbody td:empty {display:none;}
  .measurement-input {font-size:16px;min-height:44px;width:90px;}
  #resultsContent select {max-width:170px;min-height:44px;font-size:16px;}
  #resultsContent table tbody td:has(select) {display:grid;grid-template-columns:30% minmax(0,1fr);}
  #resultsContent table tbody td:has(select):before {grid-row:1 / 3;}
  #resultsContent table tbody td:has(select) select {width:100%;max-width:100%;min-width:0;}
  #resultsContent table tbody td:has(select) .measurement-source {grid-column:2;min-height:44px;margin:0;text-align:left;}
  #resultsContent table tfoot {display:block;}
  #resultsContent table tfoot tr {display:flex;flex-wrap:wrap;border-top:2px solid var(--accent);}
  #resultsContent table tfoot td {flex:1 1 auto;border:0;white-space:normal;}
  #resultsContent table tfoot td:empty {display:none;}
  .franchise-dialog {padding:8px;max-height:95dvh;width:98vw;}
  .franchise-dialog iframe {height:76dvh;}
}