/* ==========================================================================
   AI Accident Analysis — Stylesheet
   Dark theme with police/forensic aesthetic, glassmorphism
   ========================================================================== */

/* ── CSS Variables ──────────────────────────────────────────────────── */
:root {
    /* Primary palette — clean white with dark blue accents */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;

    /* Dark Blue Panels */
    --surface: rgba(255, 255, 255, 0.85);
    /* deeply saturated dark blue */
    --surface-hover: rgba(240, 244, 248, 0.9);
    --glass: rgba(255, 255, 255, 0.75);
    /* translucent dark blue */
    --glass-border: rgba(30, 58, 138, 0.15);

    /* Text on light backgrounds (Global) */
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    /* Accent */
    --accent: #1e3a8a;
    /* deep dark blue */
    --accent-hover: #172554;
    --accent-glow: rgba(30, 58, 138, 0.15);

    /* Severity colors */
    --critical: #ef4444;
    --critical-bg: rgba(239, 68, 68, 0.12);
    --high: #f97316;
    --high-bg: rgba(249, 115, 22, 0.12);
    --medium: #eab308;
    --medium-bg: rgba(234, 179, 8, 0.12);
    --low: #22c55e;
    --low-bg: rgba(34, 197, 94, 0.12);

    /* Status */
    --pending: #8b97b0;
    --analyzing: #3b82f6;
    --complete: #22c55e;
    --error: #ef4444;

    /* Layout */
    --sidebar-width: 240px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-xs: 6px;

    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition: 0.2s ease;
    --transition-slow: 0.4s ease;
}

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

html,
body {
    height: 100%;
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
}

h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    font-weight: 600;
}

input,
select,
textarea,
button {
    font-family: var(--font-body);
    font-size: 0.9rem;
}

/* ── App Layout ────────────────────────────────────────────────────── */
.app-container {
    display: flex;
    height: 100vh;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.04) 0%, transparent 50%),
        var(--bg-primary);
}

/* ── Sidebar ───────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
    border-right: 1px solid var(--glass-border);
    background: var(--glass);
    backdrop-filter: blur(20px);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0 0.5rem;
    margin-bottom: 2rem;
}

.brand i {
    font-size: 1.5rem;
    color: var(--accent);
    text-shadow: 0 0 20px var(--accent-glow);
}

.brand h1 {
    font-size: 1.2rem;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.65rem 0.8rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    font-size: 0.88rem;
}

.nav-item:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--accent-glow);
    color: var(--accent);
    font-weight: 500;
}

.nav-section-title {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    font-weight: 600;
    margin: 1.2rem 0 0.4rem 0.8rem;
}

.nav-divider {
    height: 1px;
    background: var(--glass-border);
    margin: 0.5rem 0;
}

.status-panel {
    padding: 0.8rem;
    background: var(--surface);
    border-radius: var(--radius-sm);
    margin-top: auto;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 0;
}

.status-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-value {
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.disclaimer-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.8rem;
    margin-top: 0.8rem;
    background: var(--medium-bg);
    border: 1px solid rgba(234, 179, 8, 0.2);
    border-radius: var(--radius-xs);
    color: var(--medium);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ── Main Content ──────────────────────────────────────────────────── */
.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem 2rem;
    position: relative;
}

.view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view.active {
    display: block;
}

.hidden {
    display: none !important;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.view-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.view-header h2 {
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.view-header h2 i {
    color: var(--accent);
    font-size: 1.1rem;
}

.header-actions {
    margin-left: auto;
    display: flex;
    gap: 0.6rem;
}

/* ── Buttons ───────────────────────────────────────────────────────── */
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
    box-shadow: 0 2px 10px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

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

.btn-large {
    padding: 0.8rem 2rem;
    font-size: 1rem;
}

.btn-back {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0.4rem;
    transition: var(--transition);
}

.btn-back:hover {
    color: var(--accent);
}

/* ── Glass Panel ───────────────────────────────────────────────────── */
.glass {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 2px solid var(--accent);
    /* thick dark blue border */
    border-radius: var(--radius);
}

/* ── Cases Grid (Dashboard) ────────────────────────────────────────── */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

.case-card {
    background: var(--surface);
    border: 2px solid var(--accent);
    /* thick dark blue border */
    border-radius: var(--radius);
    padding: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    opacity: 0;
    transition: var(--transition);
}

.case-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.case-card:hover::before {
    opacity: 1;
}

.case-card .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.6rem;
}

.case-card .case-number {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.case-card .case-meta {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.case-card .case-meta span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.case-card .case-meta i {
    width: 14px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.case-card .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.8rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--glass-border);
}

.case-card .photo-count {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* Status badge */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.pending {
    background: rgba(139, 151, 176, 0.15);
    color: var(--pending);
}

.status-badge.analyzing {
    background: rgba(59, 130, 246, 0.15);
    color: var(--analyzing);
}

.status-badge.complete {
    background: rgba(34, 197, 94, 0.15);
    color: var(--complete);
}

.status-badge.error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
}

.status-badge i {
    font-size: 0.5rem;
}

/* ── Empty State ───────────────────────────────────────────────────── */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
}

.empty-state i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ── New Case Form ─────────────────────────────────────────────────── */
.form-container {
    padding: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xs);
    padding: 0.6rem 0.8rem;
    color: var(--text-primary);
    /* explicitly dark text for white inputs */
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
}

.form-actions {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
}

/* ── Drop Zone ─────────────────────────────────────────────────────── */
.drop-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.5rem;
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

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

.drop-zone i {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 0.8rem;
    opacity: 0.7;
}

.drop-zone p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
}

.drop-zone .sub-text {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ── Photo Preview ─────────────────────────────────────────────────── */
.photo-preview {
    margin-top: 1rem;
}

.photo-thumbnails {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.photo-thumbnail {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-xs);
    overflow: hidden;
    border: 2px solid var(--glass-border);
}

.photo-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-count {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ── Progress ──────────────────────────────────────────────────────── */
.progress-section {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #818cf8);
    border-radius: 999px;
    width: 0%;
    transition: width 0.5s ease;
}

#upload-status-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ── Case Detail ───────────────────────────────────────────────────── */
.case-info-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    margin-bottom: 1.5rem;
}

.info-chip {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 0.3rem 0.7rem;
    background: var(--surface);
    border-radius: 999px;
}

.info-chip i {
    color: var(--accent);
    font-size: 0.75rem;
}

.status-chip.pending i {
    color: var(--pending);
}

.status-chip.analyzing i {
    color: var(--analyzing);
}

.status-chip.complete i {
    color: var(--complete);
}

.status-chip.error i {
    color: var(--error);
}

/* ── Analysis Grid ─────────────────────────────────────────────────── */
.analysis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.panel {
    padding: 1rem;
    min-height: 200px;
    max-height: 500px;
    overflow-y: auto;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--glass-border);
}

.panel-header h3 {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.panel-header h3 i {
    color: var(--accent);
    font-size: 0.85rem;
}

.badge {
    background: var(--surface);
    color: var(--text-secondary);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
}

.badge.danger {
    background: var(--critical-bg);
    color: var(--critical);
}

.placeholder-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

/* ── Detail Photos Grid ────────────────────────────────────────────── */
.detail-photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.5rem;
}

.detail-photo {
    aspect-ratio: 4/3;
    border-radius: var(--radius-xs);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.detail-photo:hover {
    border-color: var(--accent);
    transform: scale(1.02);
}

.detail-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Analysis Content ──────────────────────────────────────────────── */
.analysis-content {
    font-size: 0.85rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.analysis-content pre {
    white-space: pre-wrap;
    word-break: break-word;
    font-family: var(--font-body);
}

.analysis-photo-section {
    margin-bottom: 1rem;
}

.analysis-photo-label {
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.3rem;
    font-size: 0.82rem;
}

/* ── Violations List ───────────────────────────────────────────────── */
.violation-card {
    background: var(--surface);
    border: 2px solid var(--accent);
    /* thick dark blue border */
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    margin-bottom: 0.5rem;
    border-left: 6px solid var(--text-muted);
    transition: var(--transition);
}

.violation-card:hover {
    background: var(--surface-hover);
}

.violation-card.CRITICAL {
    border-left-color: var(--critical);
}

.violation-card.HIGH {
    border-left-color: var(--high);
}

.violation-card.MEDIUM {
    border-left-color: var(--medium);
}

.violation-card.LOW {
    border-left-color: var(--low);
}

.violation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}

.violation-title {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.severity-tag {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.severity-tag.CRITICAL {
    background: var(--critical-bg);
    color: var(--critical);
}

.severity-tag.HIGH {
    background: var(--high-bg);
    color: var(--high);
}

.severity-tag.MEDIUM {
    background: var(--medium-bg);
    color: var(--medium);
}

.severity-tag.LOW {
    background: var(--low-bg);
    color: var(--low);
}

.violation-meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    gap: 1rem;
}

.violation-meta span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.violation-evidence {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 0.3rem;
    font-style: italic;
}

/* ── Fault Content ─────────────────────────────────────────────────── */
.fault-content {
    font-size: 0.85rem;
}

.fault-party-bars {
    margin-bottom: 1rem;
}

.party-bar {
    margin-bottom: 0.6rem;
}

.party-bar-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.25rem;
    font-size: 0.82rem;
}

.party-bar-label .party-name {
    font-weight: 600;
    color: var(--text-primary);
}

.party-bar-label .party-pct {
    color: var(--accent);
    font-weight: 600;
}

.party-bar-track {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 999px;
    overflow: hidden;
}

.party-bar-fill {
    height: 100%;
    border-radius: 999px;
    transition: width 1s ease;
}

.party-bar-fill.primary {
    background: linear-gradient(90deg, var(--critical), var(--high));
}

.party-bar-fill.secondary {
    background: linear-gradient(90deg, var(--medium), var(--low));
}

.fault-cause {
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    margin-top: 0.8rem;
}

.fault-cause h4 {
    font-size: 0.82rem;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.fault-cause p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.confidence-meter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.8rem;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.confidence-meter .meter-bar {
    flex: 1;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 999px;
    overflow: hidden;
}

.confidence-meter .meter-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 999px;
}

/* ── Analysis Overlay ──────────────────────────────────────────────── */
.analysis-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 26, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(5px);
}

.analysis-overlay.hidden {
    display: none;
}

.overlay-content {
    text-align: center;
    padding: 2.5rem 3rem;
    border-radius: var(--radius);
}

.overlay-content h3 {
    margin: 1rem 0 0.5rem;
    color: var(--text-primary);
}

.overlay-content p {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

/* ── Spinner ───────────────────────────────────────────────────────── */
.spinner-large {
    width: 48px;
    height: 48px;
    border: 4px solid var(--glass-border);
    border-top-color: var(--accent);
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 1s linear infinite;
}

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

/* ── Report Content ────────────────────────────────────────────────── */
.report-content {
    padding: 2rem;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.8;
}

.report-content h3 {
    font-size: 1.1rem;
    color: var(--accent);
    margin: 1.5rem 0 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--glass-border);
}

.report-content h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin: 1rem 0 0.3rem;
}

.report-content p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.report-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--accent);
}

.report-header h2 {
    font-size: 1.4rem;
    margin-bottom: 0.3rem;
}

.report-header .report-subtitle {
    color: var(--text-muted);
    font-size: 0.88rem;
}

.report-disclaimer {
    background: var(--medium-bg);
    border: 1px solid rgba(234, 179, 8, 0.2);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    font-size: 0.78rem;
    color: var(--medium);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.report-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.report-stat {
    text-align: center;
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
}

.report-stat .stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
}

.report-stat .stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ── Rules View ────────────────────────────────────────────────────── */
.rules-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.rule-category {
    margin-bottom: 1.5rem;
}

.rule-category-header {
    font-size: 1rem;
    color: var(--text-primary);
    padding: 0.6rem 1rem;
    background: var(--surface);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.rule-category-header:hover {
    background: var(--surface-hover);
}

.rule-category-header .rule-count {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.rule-list {
    padding-left: 0.5rem;
}

.rule-item {
    padding: 0.4rem 0.8rem;
    margin-bottom: 0.25rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.rule-item .rule-id {
    color: var(--text-muted);
    font-family: monospace;
    font-size: 0.75rem;
    min-width: 90px;
}

/* ── Toast ─────────────────────────────────────────────────────────── */
#toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 0.7rem 1.2rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    animation: slideIn 0.3s ease, fadeOut 0.5s ease 3.5s forwards;
    max-width: 350px;
    backdrop-filter: blur(10px);
}

.toast.success {
    background: rgba(34, 197, 94, 0.9);
    color: white;
}

.toast.error {
    background: rgba(239, 68, 68, 0.9);
    color: white;
}

.toast.info {
    background: rgba(59, 130, 246, 0.9);
    color: white;
}

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

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

@keyframes fadeOut {
    to {
        opacity: 0;
    }
}

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 1rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .analysis-grid {
        grid-template-columns: 1fr;
    }

    .case-info-bar {
        flex-direction: column;
    }

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

/* ── Scrollbar ─────────────────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ── Modals ────────────────────────────────────────────────────────── */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
    transition: opacity 0.3s ease;
}

.modal.hidden {
    display: none;
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h2 {
    font-size: 1.3rem;
    margin: 0;
}

.btn-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

/* ── UI Enhancements ──────────────────────────────────────────────── */
.panel-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.btn-icon-sm {
    background: var(--surface);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    width: 28px;
    height: 28px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Delete Icon in Card */
.btn-delete-card {
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    background: rgba(239, 68, 68, 0.1);
    color: var(--critical);
    border: 1px solid rgba(239, 68, 68, 0.2);
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
    opacity: 0.4;
}

.case-card:hover .btn-delete-card {
    opacity: 1;
}

.btn-delete-card:hover {
    background: var(--critical);
    color: white;
    border-color: var(--critical);
}

/* ── Landing Page ─────────────────────────────────────────────────── */
#view-landing {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1rem;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.landing-hero {
    text-align: center;
    margin-bottom: 4rem;
}

.landing-title {
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 1rem;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--accent) 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-subtitle {
    font-size: 1.6rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.landing-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.landing-use-cases {
    width: 100%;
}

.use-cases-title {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 700;
}

/* ── Modern Accordion ─────────────────────────────────────────────── */
.accordion-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.accordion-item {
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.accordion-item:hover {
    box-shadow: 0 4px 20px var(--accent-glow);
    border-color: var(--accent);
}

.accordion-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: color 0.3s ease;
}

.accordion-header i:first-child {
    margin-right: 0.8rem;
    color: var(--accent);
    width: 24px;
    text-align: center;
}

.accordion-icon {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-secondary);
    font-size: 1rem;
}

.accordion-header:hover {
    color: var(--accent);
}

/* Modern smooth height transition using Grid */
.accordion-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.4);
}

.accordion-content {
    overflow: hidden;
}

.accordion-content p {
    padding: 0 1.5rem 1.2rem 3.5rem;
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.accordion-content p strong {
    color: var(--text-primary);
}

.accordion-content p:first-child {
    padding-top: 0.5rem;
}

/* Active State */
.accordion-item.active .accordion-body {
    grid-template-rows: 1fr;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
    color: var(--accent);
}

.accordion-item.active .accordion-header {
    color: var(--accent);
}

/* ── Sidebar Collapsible Widgets ──────────────────────────────────── */
.sidebar-collapsible {
    margin-bottom: 0.4rem;
}

.sidebar-collapse-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.55rem 0.8rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    text-align: left;
}

.sidebar-collapse-btn span {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.sidebar-collapse-btn span i {
    color: var(--accent);
    font-size: 0.85rem;
    width: 16px;
    text-align: center;
}

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

.sidebar-collapse-icon {
    font-size: 0.65rem;
    color: var(--text-muted);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-collapsible.open .sidebar-collapse-icon {
    transform: rotate(180deg);
    color: var(--accent);
}

.sidebar-collapsible.open .sidebar-collapse-btn {
    color: var(--accent);
    background: var(--accent-glow);
}

/* Smooth height animation via CSS Grid */
.sidebar-collapse-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-collapsible.open .sidebar-collapse-body {
    grid-template-rows: 1fr;
}

.sidebar-collapse-content {
    overflow: hidden;
    padding: 0 0.8rem;
}

.sidebar-collapsible.open .sidebar-collapse-content {
    padding: 0.4rem 0.8rem 0.6rem;
}

/* Founder details in sidebar */
.sidebar-founder-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.sidebar-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.7rem;
    background: #0a66c2;
    color: #ffffff;
    border-radius: var(--radius-xs);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-linkedin:hover {
    background: #004182;
    transform: translateY(-1px);
}

.sidebar-linkedin i {
    font-size: 0.85rem;
}

/* Contact details in sidebar */
.sidebar-contact-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    transition: var(--transition);
}

.sidebar-contact-link:hover {
    color: var(--accent-hover);
}

.sidebar-contact-link i,
.sidebar-contact-phone i {
    color: var(--accent);
    font-size: 0.78rem;
    width: 14px;
    text-align: center;
}

.sidebar-contact-phone {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-style: italic;
}