/* ============================================
   HACKVERSITY LABS — PortSwigger-Style Design
   Professional Web Security Lab System
   ============================================ */

/* ── Labs Hero ──────────────────────────────── */
.labs-hero {
    position: relative;
    padding: 120px 0 60px;
    overflow: hidden;
    text-align: center;
}

.labs-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.labs-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.labs-hero-orb--1 {
    width: 500px;
    height: 500px;
    top: -20%;
    left: -10%;
    background: radial-gradient(circle, rgba(255, 26, 26, 0.12) 0%, transparent 70%);
    animation: heroPulse 10s ease-in-out infinite;
}

.labs-hero-orb--2 {
    width: 400px;
    height: 400px;
    bottom: -10%;
    right: -5%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.08) 0%, transparent 70%);
    animation: heroPulse 14s ease-in-out infinite reverse;
}

.labs-hero-grid {
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255, 26, 26, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 26, 26, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

.labs-hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.labs-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 26, 26, 0.08);
    border: 1px solid rgba(255, 26, 26, 0.2);
    border-radius: var(--radius-full);
    padding: 6px 18px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary-light);
    margin-bottom: var(--space-lg);
}

.labs-hero-badge i {
    width: 16px;
    height: 16px;
}

.labs-hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.labs-hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    line-height: 1.7;
}

/* Stats Strip */
.labs-stats-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-xl);
}

.labs-stat-chip {
    text-align: center;
}

.labs-stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
}

.labs-stat-text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.labs-stat-apprentice {
    color: #00e676 !important;
}

.labs-stat-practitioner {
    color: #ffab00 !important;
}

.labs-stat-expert {
    color: #ff1744 !important;
}

.labs-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border-subtle);
}

.labs-hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Filter Bar ─────────────────────────────── */
.labs-filter-bar {
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--space-md) 0;
    z-index: 50;
    position: relative;
}

.labs-filter-sticky {
    position: sticky;
    top: 66px;
    z-index: 100;
    backdrop-filter: blur(16px);
    background: rgba(15, 15, 15, 0.95);
}

.labs-filter-inner {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.labs-filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

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

.labs-filter-pills {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.labs-pill {
    padding: 5px 14px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-subtle);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.labs-pill:hover {
    border-color: var(--border-default);
    color: var(--text-primary);
}

.labs-pill.active {
    background: var(--primary-subtle);
    border-color: var(--primary);
    color: var(--primary-light);
    font-weight: 600;
}

.labs-pill-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.labs-filter-search {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0 12px;
    min-width: 220px;
}

.labs-filter-search i {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.labs-search-input {
    background: none;
    border: none;
    color: var(--text-primary);
    padding: 8px 0;
    font-size: 0.85rem;
    width: 100%;
    outline: none;
    font-family: var(--font-body);
}

.labs-search-input::placeholder {
    color: var(--text-muted);
}

/* ── Labs Layout (Sidebar + Main) ───────────── */
.labs-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* Sidebar */
.labs-sidebar {
    position: sticky;
    top: 66px;
    height: calc(100vh - 66px);
    overflow-y: auto;
    background: var(--bg-dark);
    border-right: 1px solid var(--border-subtle);
    padding: var(--space-lg) 0;
}

.labs-sidebar-header {
    padding: 0 var(--space-lg) var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: var(--space-sm);
}

.labs-sidebar-header h3 {
    font-size: 1rem;
    font-weight: 700;
}

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

.labs-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.labs-sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.82rem;
    text-decoration: none;
    transition: var(--transition-fast);
    border-left: 3px solid transparent;
}

.labs-sidebar-link:hover {
    background: var(--primary-subtle);
    color: var(--text-primary);
    text-shadow: none;
}

.labs-sidebar-link.active {
    background: var(--primary-subtle);
    color: var(--primary-light);
    border-left-color: var(--primary);
    font-weight: 600;
    text-shadow: none;
}

.labs-sidebar-link-left {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
}

.labs-sidebar-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.7;
}

.labs-sidebar-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.labs-sidebar-badge {
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

/* Main Content */
.labs-main {
    padding: var(--space-xl) var(--space-2xl);
    max-width: 960px;
}

/* ── Mystery Banner ─────────────────────────── */
.labs-mystery-banner {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    background: linear-gradient(135deg, rgba(255, 26, 26, 0.06), rgba(255, 107, 53, 0.04));
    border: 1px solid rgba(255, 26, 26, 0.15);
    border-radius: var(--radius-lg);
    padding: var(--space-lg) var(--space-xl);
    margin-bottom: var(--space-2xl);
    transition: var(--transition-base);
}

.labs-mystery-banner:hover {
    border-color: rgba(255, 26, 26, 0.3);
}

.labs-mystery-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(255, 26, 26, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.labs-mystery-icon i {
    width: 24px;
    height: 24px;
}

.labs-mystery-text {
    flex: 1;
}

.labs-mystery-text h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.labs-mystery-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ── Category Sections ──────────────────────── */
.labs-category-section {
    margin-bottom: var(--space-2xl);
    scroll-margin-top: 140px;
}

.labs-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: var(--space-md);
}

.labs-category-title-group {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.labs-category-icon {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.labs-category-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.labs-category-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: 4px;
}

.labs-category-view-all {
    font-size: 0.82rem;
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

.labs-category-view-all:hover {
    color: var(--primary);
    text-shadow: none;
}

/* ── Lab Cards (List style like PortSwigger) ── */
.labs-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.lab-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    overflow: hidden;
}

.lab-card:hover {
    border-color: var(--border-default);
    background: var(--bg-card-hover);
    transform: translateX(4px);
}

.lab-card.lab-solved {
    border-left: 3px solid var(--success);
}

.lab-card-main {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
}

.lab-card-status {
    flex-shrink: 0;
}

.lab-solved-badge {
    color: var(--success);
}

.lab-solved-badge i,
.lab-unsolved-badge i {
    width: 20px;
    height: 20px;
}

.lab-unsolved-badge {
    color: var(--text-muted);
    opacity: 0.4;
}

.lab-card-content {
    flex: 1;
    min-width: 0;
}

.lab-card-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.lab-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0;
}

.lab-card-title a {
    color: var(--text-primary);
    text-decoration: none;
}

.lab-card-title a:hover {
    color: var(--primary-light);
    text-shadow: none;
}

.lab-card-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 4px 0 0;
    line-height: 1.5;
}

.lab-card-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
    white-space: nowrap;
}

.lab-points {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
    font-size: 0.85rem;
}

.lab-status-text {
    font-size: 0.8rem;
    font-weight: 600;
}

.lab-status-solved {
    color: var(--success);
}

.lab-start-btn {
    white-space: nowrap;
}

/* Difficulty Badges */
.lab-difficulty {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
}

.lab-difficulty--apprentice {
    background: rgba(0, 230, 118, 0.1);
    color: #00e676;
    border: 1px solid rgba(0, 230, 118, 0.25);
}

.lab-difficulty--practitioner {
    background: rgba(255, 171, 0, 0.1);
    color: #ffab00;
    border: 1px solid rgba(255, 171, 0, 0.25);
}

.lab-difficulty--expert {
    background: rgba(255, 23, 68, 0.1);
    color: #ff1744;
    border: 1px solid rgba(255, 23, 68, 0.25);
}

.lab-difficulty--sm {
    font-size: 0.6rem;
    padding: 1px 8px;
}

/* Tags */
.lab-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 500;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.lab-tag i {
    width: 12px;
    height: 12px;
}

.lab-tag--community {
    background: rgba(0, 176, 255, 0.1);
    color: #00b0ff;
    border-color: rgba(0, 176, 255, 0.2);
}

.lab-tag--category {
    background: rgba(255, 26, 26, 0.06);
    color: var(--primary-light);
    border-color: rgba(255, 26, 26, 0.15);
}

.lab-tag--points {
    background: rgba(255, 215, 0, 0.08);
    color: var(--accent);
    border-color: rgba(255, 215, 0, 0.2);
}

.lab-tag--solves {
    background: rgba(255, 255, 255, 0.04);
}

/* Empty category */
.labs-empty-category {
    text-align: center;
    padding: var(--space-xl);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.labs-empty-category i {
    width: 32px;
    height: 32px;
    margin-bottom: var(--space-sm);
    opacity: 0.3;
}

/* No results */
.labs-no-results {
    text-align: center;
    padding: var(--space-3xl);
}

.labs-no-results-icon {
    margin-bottom: var(--space-md);
}

.labs-no-results-icon i {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    opacity: 0.3;
}

.labs-no-results h3 {
    margin-bottom: var(--space-sm);
}

.labs-no-results p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

/* Back to top */
.labs-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition-base);
    z-index: 50;
}

.labs-back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.labs-back-to-top:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* ── Lab Detail Layout ──────────────────────── */
.lab-detail-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
    padding-top: 66px;
}

.lab-detail-sidebar {
    position: sticky;
    top: 66px;
    height: calc(100vh - 66px);
    overflow-y: auto;
    background: var(--bg-dark);
    border-right: 1px solid var(--border-subtle);
    padding: var(--space-lg) 0;
}

.lab-detail-sidebar-header {
    padding: 0 var(--space-lg) var(--space-lg);
}

.lab-detail-back {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.lab-detail-back:hover {
    color: var(--primary-light);
    text-shadow: none;
}

.lab-detail-back i {
    width: 16px;
    height: 16px;
}

.lab-detail-topic {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
}

.lab-detail-topic-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(255, 26, 26, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.lab-detail-topic-name {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.lab-detail-topic-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.lab-detail-sidebar-section {
    padding: 0 0 var(--space-md);
}

.lab-detail-sidebar-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    padding: var(--space-sm) var(--space-lg);
    margin-bottom: var(--space-xs);
}

.lab-detail-sidebar-nav {
    display: flex;
    flex-direction: column;
}

.lab-detail-sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-decoration: none;
    transition: var(--transition-fast);
    border-left: 3px solid transparent;
}

.lab-detail-sidebar-link:hover {
    background: var(--primary-subtle);
    color: var(--text-primary);
    text-shadow: none;
}

.lab-detail-sidebar-link.active {
    background: var(--primary-subtle);
    color: var(--primary-light);
    border-left-color: var(--primary);
    font-weight: 600;
    text-shadow: none;
}

.lab-detail-sidebar-link i {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: 0.6;
}

.lab-detail-main {
    padding: var(--space-xl) var(--space-2xl);
    max-width: 860px;
}

/* Breadcrumb */
.lab-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--space-xl);
    font-size: 0.82rem;
}

.lab-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

.lab-breadcrumb a:hover {
    color: var(--primary-light);
    text-shadow: none;
}

.lab-breadcrumb-sep {
    color: var(--text-muted);
    opacity: 0.5;
}

.lab-breadcrumb-current {
    color: var(--text-secondary);
}

/* Solved Banner */
.lab-solved-banner {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(0, 230, 118, 0.06);
    border: 1px solid rgba(0, 230, 118, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-xl);
}

.lab-solved-banner-icon {
    color: var(--success);
}

.lab-solved-banner-icon i {
    width: 24px;
    height: 24px;
}

.lab-solved-banner-text strong {
    color: var(--success);
    display: block;
    margin-bottom: 2px;
}

.lab-solved-banner-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Detail Header */
.lab-detail-header {
    margin-bottom: var(--space-2xl);
}

.lab-detail-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: var(--space-md);
}

.lab-detail-title {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-bottom: var(--space-sm);
}

.lab-detail-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

/* Detail Sections */
.lab-detail-section {
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.lab-detail-section.lab-section-visible {
    opacity: 1;
    transform: translateY(0);
}

.lab-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.lab-section-title i {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.lab-description-content {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.lab-description-content code {
    background: var(--bg-input);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--primary-light);
}

.lab-objectives {
    list-style: none;
}

.lab-objectives li {
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.lab-objectives li::before {
    content: '→';
    color: var(--primary);
    font-weight: 700;
    flex-shrink: 0;
}

.lab-prereq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lab-prereq-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.lab-prereq-item i {
    width: 14px;
    height: 14px;
    color: var(--primary);
    flex-shrink: 0;
}

/* Hints */
.lab-hints {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lab-hint-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.lab-hint-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
    list-style: none;
    transition: var(--transition-fast);
}

.lab-hint-summary::-webkit-details-marker {
    display: none;
}

.lab-hint-summary:hover {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.lab-hint-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.lab-hint-number {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-subtle);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.lab-hint-arrow {
    width: 16px;
    height: 16px;
    transition: transform 0.2s;
}

details[open] .lab-hint-arrow {
    transform: rotate(180deg);
}

.lab-hint-content {
    padding: 0 var(--space-lg) var(--space-lg);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    border-top: 1px solid var(--border-subtle);
}

/* Action Cards */
.lab-detail-actions {
    margin-top: var(--space-2xl);
}

.lab-start-card,
.lab-completed-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
}

.lab-start-info h3 {
    margin-bottom: 4px;
}

.lab-start-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.lab-completed-card {
    border-color: rgba(0, 230, 118, 0.2);
    background: rgba(0, 230, 118, 0.03);
}

.lab-completed-icon {
    color: var(--success);
}

.lab-completed-icon i {
    width: 40px;
    height: 40px;
}

.lab-completed-text h3 {
    color: var(--success);
    margin-bottom: 4px;
}

.lab-completed-text p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* Topic Page */
.topic-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-subtle);
}

.topic-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: rgba(255, 26, 26, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.topic-icon-wrap i {
    width: 28px;
    height: 28px;
}

.topic-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.topic-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.topic-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.topic-sep {
    opacity: 0.3;
}

/* ── Workspace ──────────────────────────────── */
.workspace-page {
    padding-top: 0;
}

.workspace-topbar {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px var(--space-xl);
    height: 50px;
}

.workspace-topbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.workspace-back {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.workspace-back:hover {
    color: var(--primary-light);
    text-shadow: none;
}

.workspace-back i {
    width: 20px;
    height: 20px;
}

.workspace-topbar-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.workspace-title {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 400px;
}

.workspace-topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.workspace-points {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
}

.workspace-points i {
    width: 14px;
    height: 14px;
}

.workspace-timer {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.workspace-timer i {
    width: 14px;
    height: 14px;
}

.workspace-status {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.82rem;
    font-weight: 600;
}

.workspace-status--solved {
    color: var(--success);
}

.workspace-status--solved i {
    width: 16px;
    height: 16px;
}

.workspace-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: calc(100vh - 116px);
    margin-top: 116px;
}

.workspace-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.workspace-panel--instructions {
    border-right: 1px solid var(--border-subtle);
    background: var(--bg-dark);
    transition: width 0.3s;
}

.workspace-panel--instructions.collapsed {
    width: 0;
    overflow: hidden;
    padding: 0;
}

.workspace-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.workspace-panel-header h3 {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.workspace-panel-header h3 i {
    width: 16px;
    height: 16px;
}

.workspace-panel-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.workspace-panel-toggle:hover {
    color: var(--text-primary);
}

.workspace-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
}

.workspace-description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.9rem;
    margin-bottom: var(--space-xl);
}

.workspace-objectives {
    margin-bottom: var(--space-xl);
}

.workspace-objectives h4 {
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.workspace-objectives ul {
    list-style: none;
}

.workspace-objectives li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.workspace-objectives li i {
    width: 14px;
    height: 14px;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.workspace-hints h4 {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--space-sm);
}

.workspace-hints h4 i {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

.workspace-hint {
    margin-bottom: 6px;
}

.workspace-hint summary {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-secondary);
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    list-style: none;
}

.workspace-hint summary::-webkit-details-marker {
    display: none;
}

.workspace-hint-content {
    padding: 8px 12px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Tabs */
.workspace-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-dark);
}

.workspace-tab {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

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

.workspace-tab.active {
    color: var(--primary-light);
    border-bottom-color: var(--primary);
}

.workspace-tab i {
    width: 14px;
    height: 14px;
}

.workspace-tab-content {
    display: none;
    flex: 1;
    overflow: hidden;
}

.workspace-tab-content.active {
    display: flex;
    flex-direction: column;
}

/* Terminal */
.workspace-terminal {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot--red {
    background: #ff5f57;
}

.terminal-dot--yellow {
    background: #febc2e;
}

.terminal-dot--green {
    background: #28c840;
}

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.terminal-body {
    flex: 1;
    background: #0d0d0d;
    padding: var(--space-md);
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    cursor: text;
}

.terminal-line {
    padding: 1px 0;
}

.terminal-line--system .terminal-text {
    color: var(--primary);
}

.terminal-line--command .terminal-text {
    color: var(--success);
}

.terminal-line--error .terminal-text {
    color: var(--danger);
}

.terminal-line--empty {
    height: 8px;
}

.terminal-text {
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-all;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: 8px;
}

.terminal-prompt {
    color: var(--success);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    white-space: nowrap;
}

.terminal-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    outline: none;
    caret-color: var(--primary);
}

/* Notepad */
.workspace-notepad {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
}

.workspace-notes-textarea {
    flex: 1;
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: var(--space-md);
    resize: none;
    outline: none;
    line-height: 1.7;
}

.workspace-notes-textarea:focus {
    border-color: var(--primary);
}

/* Resources */
.workspace-resources {
    padding: var(--space-lg);
}

.workspace-resources h4 {
    font-size: 0.95rem;
    margin-bottom: var(--space-md);
}

.workspace-resource-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.workspace-resource-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.workspace-resource-item:hover {
    border-color: var(--border-default);
    background: var(--bg-card-hover);
    text-shadow: none;
}

.workspace-resource-item i {
    width: 16px;
    height: 16px;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.workspace-resource-item strong {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 2px;
}

.workspace-resource-item span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Flag Submission */
.workspace-submit {
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-dark);
}

.workspace-flag-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.workspace-flag-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.workspace-flag-label i {
    width: 14px;
    height: 14px;
    color: var(--primary);
}

.workspace-flag-input-group {
    display: flex;
    gap: 8px;
}

.workspace-flag-input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 8px 12px;
    outline: none;
}

.workspace-flag-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.workspace-flag-btn {
    white-space: nowrap;
}

.workspace-flag-result {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.workspace-flag-result i {
    width: 16px;
    height: 16px;
}

.workspace-flag-result--success {
    background: rgba(0, 230, 118, 0.08);
    color: var(--success);
    border: 1px solid rgba(0, 230, 118, 0.2);
}

.workspace-flag-result--error {
    background: rgba(255, 23, 68, 0.08);
    color: var(--danger);
    border: 1px solid rgba(255, 23, 68, 0.2);
}

.workspace-solved-msg {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--success);
    font-size: 0.85rem;
    font-weight: 500;
}

.workspace-solved-msg i {
    width: 18px;
    height: 18px;
}

/* ── Mystery Lab Page ───────────────────────── */
.mystery-page {
    padding-top: 100px;
    padding-bottom: var(--space-3xl);
}

.mystery-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.mystery-icon-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto var(--space-lg);
    background: rgba(255, 26, 26, 0.08);
    border: 2px solid rgba(255, 26, 26, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    animation: pulsate 3s infinite;
}

.mystery-icon-large i {
    width: 36px;
    height: 36px;
}

.mystery-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 500px;
    margin: var(--space-md) auto 0;
    line-height: 1.7;
}

.mystery-card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-2xl);
}

.mystery-card-header {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-subtle);
}

.mystery-card-badge {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.mystery-card-body {
    padding: var(--space-xl);
    text-align: center;
}

.mystery-hidden-title {
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.mystery-hidden-title span {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    font-family: var(--font-display);
    display: block;
    margin-bottom: var(--space-sm);
    text-shadow: 0 0 30px var(--primary-glow);
}

.mystery-hidden-title p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.mystery-info-row {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    margin-bottom: var(--space-lg);
}

.mystery-info-item {
    text-align: center;
}

.mystery-info-label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.mystery-info-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
}

.mystery-card-actions {
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

.mystery-tips {
    margin-top: var(--space-2xl);
}

.mystery-tips h3 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.mystery-tip-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.mystery-tip-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.mystery-tip-card:hover {
    border-color: var(--border-default);
    transform: translateY(-4px);
}

.mystery-tip-card i {
    width: 32px;
    height: 32px;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.mystery-tip-card h4 {
    margin-bottom: var(--space-sm);
    font-size: 1rem;
}

.mystery-tip-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

/* ── Leaderboard ────────────────────────────── */
.leaderboard-nav {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    justify-content: center;
}

.leaderboard-podium {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.podium-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    position: relative;
    transition: var(--transition-base);
}

.podium-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-default);
    box-shadow: var(--shadow-lg);
}

.podium-1 {
    border-color: rgba(255, 215, 0, 0.3);
    order: 2;
}

.podium-2 {
    border-color: rgba(192, 192, 192, 0.2);
    order: 1;
}

.podium-3 {
    border-color: rgba(205, 127, 50, 0.2);
    order: 3;
}

.podium-rank {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.podium-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    background: linear-gradient(135deg, var(--primary-dim), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    color: white;
}

.podium-name {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.podium-xp {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
    font-size: 0.9rem;
}

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

.podium-crown,
.podium-medal {
    position: absolute;
    top: -8px;
    right: 12px;
    font-size: 1.5rem;
}

.leaderboard-table-wrap {
    overflow-x: auto;
}

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

.leaderboard-table th {
    text-align: left;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-subtle);
}

.leaderboard-table td {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-subtle);
}

.leaderboard-table tr:hover td {
    background: var(--bg-card-hover);
}

.lb-current-user td {
    background: rgba(255, 26, 26, 0.04) !important;
}

.lb-rank-badge {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.lb-rank-1 {
    background: rgba(255, 215, 0, 0.15);
    color: #ffd700;
}

.lb-rank-2 {
    background: rgba(192, 192, 192, 0.15);
    color: #c0c0c0;
}

.lb-rank-3 {
    background: rgba(205, 127, 50, 0.15);
    color: #cd7f32;
}

.lb-user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.lb-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-light);
}

.lb-xp-value {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
}

/* ── Progress Page ──────────────────────────── */
.progress-nav {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    justify-content: center;
}

.progress-overview {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.progress-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.progress-stat-card--main {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-xl);
    text-align: left;
}

.progress-stat-ring {
    position: relative;
    flex-shrink: 0;
}

.progress-stat-ring-text {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.progress-ring-number {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.progress-ring-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.progress-stat-icon i {
    width: 28px;
    height: 28px;
}

.progress-stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: var(--space-sm) 0 4px;
}

.progress-stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.progress-section {
    margin-bottom: var(--space-2xl);
}

.progress-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.progress-section-title i {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.progress-difficulty-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.progress-diff-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}

.progress-diff-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.progress-diff-fraction {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.progress-diff-pct {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    display: block;
    text-align: right;
}

.progress-category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.progress-cat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    transition: var(--transition-fast);
}

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

.progress-cat-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.progress-cat-icon {
    flex-shrink: 0;
}

.progress-cat-icon i {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.progress-cat-info {
    flex: 1;
}

.progress-cat-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
}

.progress-cat-fraction {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.progress-cat-pct {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    flex-shrink: 0;
}

.progress-cat-complete {
    color: var(--success) !important;
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 1024px) {
    .labs-layout {
        grid-template-columns: 1fr;
    }

    .labs-sidebar {
        display: none;
    }

    .labs-main {
        padding: var(--space-lg);
        max-width: 100%;
    }

    .lab-detail-layout {
        grid-template-columns: 1fr;
    }

    .lab-detail-sidebar {
        display: none;
    }

    .lab-detail-main {
        padding: var(--space-lg);
    }

    .workspace-container {
        grid-template-columns: 1fr;
    }

    .workspace-panel--instructions {
        display: none;
    }

    .progress-overview {
        grid-template-columns: 1fr 1fr;
    }

    .progress-stat-card--main {
        grid-column: 1 / -1;
    }

    .leaderboard-podium {
        grid-template-columns: 1fr;
    }

    .podium-1,
    .podium-2,
    .podium-3 {
        order: unset;
    }
}

@media (max-width: 768px) {
    .labs-hero {
        padding: 90px var(--space-md) 40px;
    }

    .labs-stats-strip {
        flex-direction: column;
        gap: var(--space-md);
    }

    .labs-stat-divider {
        width: 40px;
        height: 1px;
    }

    .labs-hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .labs-hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .labs-filter-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .labs-filter-search {
        width: 100%;
        margin-left: 0;
    }

    .lab-card-main {
        flex-wrap: wrap;
    }

    .lab-card-actions {
        width: 100%;
        justify-content: space-between;
        padding-top: 8px;
        border-top: 1px solid var(--border-subtle);
    }

    .labs-mystery-banner {
        flex-direction: column;
        text-align: center;
    }

    .mystery-tip-grid {
        grid-template-columns: 1fr;
    }

    .mystery-info-row {
        flex-direction: column;
        gap: var(--space-md);
    }

    .progress-overview {
        grid-template-columns: 1fr;
    }

    .progress-difficulty-cards {
        grid-template-columns: 1fr;
    }

    .progress-category-grid {
        grid-template-columns: 1fr;
    }

    .workspace-topbar {
        padding: 8px var(--space-md);
    }

    .workspace-title {
        max-width: 150px;
        font-size: 0.8rem;
    }
}