/* ============================================
   Work Dashboard - Dark Glassmorphism Theme
   ============================================ */

:root {
    --bg-primary: #050510;
    --bg-secondary: #1e293b;
    --bg-card: rgba(30, 41, 59, 0.8);
    --bg-card-hover: rgba(51, 65, 85, 0.8);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: #334155;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.3);
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Scan lines + vertical grid background */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 3px,
            rgba(99, 102, 241, 0.018) 3px,
            rgba(99, 102, 241, 0.018) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 60px,
            rgba(6, 182, 212, 0.025) 60px,
            rgba(6, 182, 212, 0.025) 61px
        );
}

/* Vignette + subtle color wash */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 800px 600px at 25% 20%, rgba(99,102,241,0.04), transparent),
        radial-gradient(ellipse 600px 500px at 75% 70%, rgba(139,92,246,0.03), transparent),
        radial-gradient(ellipse at center, transparent 35%, rgba(0,0,0,0.55) 100%);
}

a { color: var(--accent-light); text-decoration: none; }
a:hover { color: var(--text-primary); }

/* ---- Navigation ---- */
.main-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 2rem;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-back {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all 0.2s;
}

.nav-back:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    color: var(--accent);
    display: flex;
}

.nav-title {
    font-size: 1.1rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}

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

.nav-link.active {
    background: var(--accent-glow);
    color: var(--accent-light);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid var(--border);
}

.user-badge {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

.logout-link { color: var(--text-muted) !important; font-size: 0.8rem; }

/* ---- Main Content ---- */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* ---- Cards ---- */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    background: var(--bg-card-hover);
}

/* ---- Stats Row ---- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    position: relative;
    overflow: hidden;
    text-align: center;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), #a78bfa);
}

.stat-card-green::before { background: linear-gradient(90deg, #22c55e, #4ade80); }
.stat-card-amber::before { background: linear-gradient(90deg, #f59e0b, #fbbf24); }

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number.green {
    background: linear-gradient(135deg, #22c55e, #4ade80);
    -webkit-background-clip: text;
    background-clip: text;
}

.stat-number.amber {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
}

.stat-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.stat-card-sm {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.stat-number-sm {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* ---- Section Titles ---- */
.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.page-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---- Project Grid ---- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

.project-card {
    position: relative;
    overflow: hidden;
    display: block;
    color: var(--text-primary);
}

.project-color-bar {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.25rem;
}

.project-name {
    font-size: 1rem;
    font-weight: 600;
}

.project-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-muted);
}

.project-meta {
    display: flex;
    gap: 1.5rem;
    margin-top: 1rem;
}

.project-stat {
    display: flex;
    flex-direction: column;
}

.project-stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-last-activity {
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.project-last-activity.muted { opacity: 0.5; }

/* ---- Upload Cards / Activity Feed ---- */
.activity-feed, .uploads-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.upload-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    color: var(--text-primary);
}

.upload-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    flex-shrink: 0;
}

.upload-icon.code { background: rgba(99, 102, 241, 0.15); color: #6366f1; }
.upload-icon.test_result { background: rgba(34, 197, 94, 0.15); color: #22c55e; }
.upload-icon.plot { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.upload-icon.document { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.upload-icon.analysis { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }
.upload-icon.other { background: rgba(107, 114, 128, 0.15); color: #6b7280; }

.upload-info { flex: 1; min-width: 0; }

.upload-title {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upload-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.25rem;
    flex-wrap: wrap;
}

.upload-time, .upload-size {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.upload-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ---- Badges & Tags ---- */
.badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
}

.category-tag {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.category-tag.code { background: rgba(99,102,241,0.15); color: #818cf8; }
.category-tag.test_result { background: rgba(34,197,94,0.15); color: #4ade80; }
.category-tag.plot { background: rgba(245,158,11,0.15); color: #fbbf24; }
.category-tag.document { background: rgba(59,130,246,0.15); color: #60a5fa; }
.category-tag.analysis { background: rgba(139,92,246,0.15); color: #a78bfa; }
.category-tag.other { background: rgba(107,114,128,0.15); color: #9ca3af; }

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state svg { margin-bottom: 1rem; }

/* ---- Timeline ---- */
.timeline { position: relative; }

.timeline-date-separator {
    padding: 1rem 0 0.5rem;
}

.date-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-light);
    background: var(--accent-glow);
    padding: 0.25rem 1rem;
    border-radius: 20px;
}

.timeline-card {
    position: relative;
    margin-left: 1.5rem;
    border-left: 2px solid var(--border);
    padding-left: 1.5rem;
}

.timeline-dot {
    position: absolute;
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--bg-primary);
}

/* ---- Filters ---- */
.filter-bar {
    margin-bottom: 1.5rem;
}

.filter-form {
    display: flex;
    gap: 0.75rem;
}

.filter-select {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-family: inherit;
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ---- Viewer ---- */
.viewer-page { max-width: 1000px; margin: 0 auto; }

.viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.back-link {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.viewer-nav { display: flex; gap: 0.5rem; }

.nav-btn {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.nav-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }

.viewer-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.viewer-title-row h1 { font-size: 1.5rem; font-weight: 700; }

.btn-download {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--accent);
    color: white;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.btn-download:hover { background: var(--accent-light); color: white; }

.viewer-meta-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.meta-item {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.viewer-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.viewer-content { padding: 0; overflow: hidden; }
.viewer-content:hover { transform: none; }

.viewer-image {
    display: flex;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(0,0,0,0.2);
}

.viewer-image img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 8px;
}

.viewer-markdown {
    padding: 2rem;
    line-height: 1.8;
}

.viewer-markdown h1, .viewer-markdown h2, .viewer-markdown h3 {
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.viewer-markdown p { margin-bottom: 1rem; color: var(--text-secondary); }
.viewer-markdown code {
    background: rgba(0,0,0,0.3);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85em;
}

.viewer-markdown pre {
    background: rgba(0,0,0,0.4);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.viewer-code {
    overflow-x: auto;
}

.viewer-code .codehilite {
    margin: 0;
    padding: 1rem;
}

.viewer-pdf {
    border: none;
    border-radius: var(--radius);
}

.viewer-binary {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

/* ---- Charts / Stats ---- */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.chart-card {
    padding: 1.5rem;
}

.chart-card:hover { transform: none; }

.chart-card-wide { grid-column: 1 / -1; }

.chart-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.chart-container { position: relative; height: 300px; }
.chart-container-sm { height: 250px; }

.chart-container canvas {
    max-height: 100%;
}

/* Heatmap */
.heatmap-container {
    display: grid;
    grid-template-columns: 40px repeat(24, 1fr);
    gap: 2px;
    padding: 1rem 0;
}

.heatmap-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
}

.heatmap-cell {
    aspect-ratio: 1;
    border-radius: 3px;
    min-height: 16px;
}

/* ---- Login Page ---- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-top: 1rem;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.form-group input {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

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

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

.btn-login {
    width: 100%;
    padding: 0.75rem;
    background: linear-gradient(135deg, #6366f1, #7c3aed);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ---- Flash Messages ---- */
.flash-messages { margin-bottom: 1rem; }

.flash {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.flash-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.flash-success {
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}

/* ---- Project Detail ---- */
.page-header { margin-bottom: 1.5rem; }

.project-title-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.project-color-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
}

.summary-card {
    margin-bottom: 1.5rem;
    border-left: 3px solid var(--accent);
}

.summary-card h3 { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 0.5rem; }
.summary-text { font-size: 0.9rem; line-height: 1.6; white-space: pre-wrap; }
.summary-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.5rem; }

/* ---- Footer ---- */
.site-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.5rem 2rem;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border);
    z-index: 50;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

.separator { opacity: 0.3; }

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .main-nav { padding: 0.75rem 1rem; flex-wrap: wrap; gap: 0.5rem; }
    .nav-links { gap: 0.25rem; }
    .main-content { padding: 1rem; }
    .stats-row { grid-template-columns: 1fr; }
    .project-grid { grid-template-columns: 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    .chart-card-wide { grid-column: 1; }
    .thumb-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* ---- Clickable Stat Cards ---- */
.stat-card-link {
    display: block;
    color: var(--text-primary);
    cursor: pointer;
}

.stat-card-link:hover {
    border-color: var(--success);
    box-shadow: 0 0 16px rgba(34, 197, 94, 0.15);
}

.stat-card-link .stat-sub {
    color: var(--success);
    font-weight: 500;
}

/* ---- Date Filter Banner ---- */
.date-filter-banner {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    color: var(--accent-light);
    margin-bottom: 1.5rem;
}

.clear-filter-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.clear-filter-btn:hover {
    color: var(--danger);
    border-color: var(--danger);
}

/* ---- Key Results Label ---- */
.key-results-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #f59e0b;
    padding: 0.5rem 0 0.25rem;
}

.highlight-card {
    border-left: 3px solid #f59e0b;
    background: rgba(245, 158, 11, 0.05);
}

.highlight-card:hover {
    background: rgba(245, 158, 11, 0.1);
}

/* ---- Daily Summaries ---- */
.daily-summaries-section {
    margin-bottom: 2rem;
}

.summaries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.summary-card-auto {
    border-left: 3px solid var(--accent);
    padding: 1rem 1.25rem;
}

.summary-card-auto:hover { transform: none; }

.summary-card-auto .summary-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    white-space: pre-wrap;
}

/* ---- Tag Cloud ---- */
.tags-page { max-width: 1000px; margin: 0 auto; }

.tag-cloud-card { margin-bottom: 2rem; }
.tag-cloud-card:hover { transform: none; }

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0;
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    color: var(--accent-light);
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
}

.tag-pill:hover {
    background: rgba(99, 102, 241, 0.2);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.tag-pill-active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.tag-pill-active:hover {
    background: var(--accent-light);
    color: white;
}

.tag-count {
    font-size: 0.7em;
    opacity: 0.7;
    font-weight: 600;
}

.clear-filter {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: 0.5rem;
    vertical-align: middle;
}

.clear-filter:hover { color: var(--danger); }

/* ---- Weekly Rollup Table ---- */
.weekly-rollup-card {
    overflow-x: auto;
}

.weekly-rollup-card:hover { transform: none; }

.rollup-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

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

.rollup-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(51, 65, 85, 0.3);
    color: var(--text-primary);
}

.rollup-table .num {
    text-align: center;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.delta-up {
    color: #22c55e;
    font-weight: 700;
}

.delta-down {
    color: #ef4444;
    font-weight: 700;
}

.delta-flat {
    color: var(--text-muted);
}

/* ---- Category Sections (Project Detail) ---- */
.category-section {
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    overflow: hidden;
}

.category-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}

.category-section-header:hover {
    background: var(--bg-card-hover);
}

.category-section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.category-section-title h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.category-count-badge {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.15rem 0.6rem;
    border-radius: 12px;
}

.section-chevron {
    color: var(--text-muted);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.category-section.collapsed .section-chevron {
    transform: rotate(-90deg);
}

.category-section-body {
    max-height: 5000px;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s ease;
    opacity: 1;
    border-top: 1px solid var(--border);
}

.category-section.collapsed .category-section-body {
    max-height: 0;
    opacity: 0;
    border-top: none;
}

.category-section-body .uploads-list {
    padding: 0.5rem;
}

.category-section-body .upload-card {
    border-radius: var(--radius-sm);
}

/* Stat card navigation styling */
.stat-card-nav {
    cursor: pointer;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s;
    position: relative;
}

.stat-card-nav:hover {
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
    color: var(--text-primary);
}

.stat-chevron {
    color: var(--text-muted);
    margin-left: auto;
    opacity: 0;
    transition: opacity 0.2s;
}

.stat-card-nav:hover .stat-chevron {
    opacity: 1;
}

/* ---- Day Groups (Project Detail) ---- */
.day-group {
    margin-bottom: 0.5rem;
}

.day-group-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
}

.day-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ---- Thumbnail Grid ---- */
.thumb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
    padding: 0.5rem 0.75rem 1rem;
}

.thumb-card {
    display: flex;
    flex-direction: column;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    color: var(--text-primary);
    text-decoration: none;
}

.thumb-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    border-color: var(--accent);
    color: var(--text-primary);
}

.thumb-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: rgba(0, 0, 0, 0.3);
    display: block;
}

.thumb-fallback {
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-muted);
}

.thumb-label {
    padding: 0.5rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-secondary);
}

/* Padding for footer */
body { padding-bottom: 3rem; }