styles.css

:root {
    --color-primary: #ee0000;
    --color-primary-dark: #a30000;
    --color-primary-light: #ff4d4d;
    --color-secondary: #151515;
    --color-accent: #0066cc;
    --color-accent-light: #4d94db;
    
    --color-bg-dark: #0a0a0a;
    --color-bg-darker: #050505;
    --color-bg-light: #f5f5f5;
    --color-bg-card: #1a1a1a;
    --color-bg-card-hover: #242424;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #b3b3b3;
    --color-text-muted: #808080;
    --color-text-dark: #1a1a1a;
    
    --color-border: #2d2d2d;
    --color-border-light: #e0e0e0;
    
    --gradient-red: linear-gradient(135deg, #ee0000 0%, #a30000 100%);
    --gradient-dark: linear-gradient(180deg, #151515 0%, #0a0a0a 100%);
    --gradient-hero: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0a0a0a 100%);
    
    --font-display: 'Red Hat Display', system-ui, -apple-system, sans-serif;
    --font-text: 'Red Hat Text', system-ui, -apple-system, sans-serif;
    --font-mono: 'Red Hat Mono', 'Fira Code', 'Consolas', monospace;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(238, 0, 0, 0.3);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-text);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-text-primary);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
    min-height: 72px;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

.logo i {
    color: var(--color-primary);
    font-size: 1.75rem;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 1.05rem;
    transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text-primary);
}

.btn-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gradient-red);
    border-radius: var(--radius-md);
    color: var(--color-text-primary) !important;
    font-weight: 600;
}

.btn-nav:hover {
    box-shadow: var(--shadow-glow);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(238, 0, 0, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(0, 102, 204, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, rgba(238, 0, 0, 0.05) 0%, transparent 50%);
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(238, 0, 0, 0.15);
    border: 1px solid rgba(238, 0, 0, 0.3);
    border-radius: 50px;
    color: var(--color-primary-light);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero h1 .highlight {
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-red);
    color: var(--color-text-primary);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
    color: var(--color-text-primary);
}

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

.btn-secondary:hover {
    border-color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-primary);
}

.stat-label {
    font-size: 1rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
}

.section-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: -40px auto 60px;
}

.section-about {
    background: var(--gradient-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    align-items: start;
}

.about-content .lead {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-content p {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
}

.philosophy-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.philosophy-card {
    padding: 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.philosophy-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.philosophy-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.philosophy-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.philosophy-card p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin: 0;
}

.compliance-badge {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.badge-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    background: var(--gradient-red);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.125rem;
}

.badge-header i {
    font-size: 1.5rem;
}

.badge-list {
    list-style: none;
    padding: 24px;
}

.badge-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.badge-list li:last-child {
    border-bottom: none;
}

.badge-list i {
    color: #00cc66;
    font-size: 1rem;
}

.section-swim {
    background: var(--color-bg-darker);
}

.swim-intro {
    text-align: center;
    margin-bottom: 60px;
}

.swim-intro .lead {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.swim-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.swim-card {
    padding: 32px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.swim-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.swim-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(238, 0, 0, 0.1);
    border-radius: 50%;
}

.swim-card-icon i {
    font-size: 1.75rem;
    color: var(--color-primary);
}

.swim-card h3 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.swim-card p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.section-complexity {
    background: var(--gradient-dark);
}

.complexity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.complexity-card {
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.complexity-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.complexity-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(238, 0, 0, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.complexity-icon i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.complexity-card h3 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.complexity-card p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.section-projects {
    background: var(--color-bg-darker);
}

.projects-subsection {
    margin-bottom: 60px;
}

.projects-subsection:last-child {
    margin-bottom: 0;
}

.subsection-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.subsection-title i {
    color: var(--color-primary);
    font-size: 1.25rem;
}

.subsection-description {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

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

.projects-grid-1 {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
}

.project-card {
    position: relative;
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.project-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.project-card.featured {
    grid-column: span 1;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(238, 0, 0, 0.05) 100%);
    border-color: rgba(238, 0, 0, 0.3);
}

.project-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    background: var(--gradient-red);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.project-header i {
    font-size: 1.75rem;
    color: var(--color-primary);
}

.project-header h3 {
    font-size: 1rem;
    font-family: var(--font-mono);
    font-weight: 500;
}

.project-description {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-features {
    list-style: none;
    margin-bottom: 20px;
}

.project-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
}

.project-features i {
    color: #00cc66;
    font-size: 0.9rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.project-tech span {
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 1rem;
    color: var(--color-text-muted);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1rem;
}

.project-link:hover {
    color: var(--color-primary-light);
}

.project-card-highlight {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(238, 0, 0, 0.08) 100%);
    border-color: rgba(238, 0, 0, 0.4);
}

.section-services {
    background: var(--gradient-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card {
    position: relative;
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.service-primary {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(238, 0, 0, 0.08) 100%);
    border-color: rgba(238, 0, 0, 0.4);
}

.service-status {
    position: absolute;
    top: 16px;
    right: 16px;
}

.status-badge {
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-active {
    background: linear-gradient(135deg, #00cc66 0%, #009933 100%);
    color: white;
}

.status-preview {
    background: linear-gradient(135deg, #ffa500 0%, #cc8400 100%);
    color: white;
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(238, 0, 0, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 1.75rem;
    color: var(--color-primary);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-details {
    list-style: none;
    margin-bottom: 24px;
}

.service-details li {
    padding: 8px 0;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.service-details li:last-child {
    border-bottom: none;
}

.service-details a {
    color: var(--color-primary-light);
}

.service-details a:hover {
    text-decoration: underline;
}

.service-readiness {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    color: #00cc66;
    font-weight: 500;
    margin: 0;
}

.service-readiness i {
    font-size: 1rem;
}

.service-readiness.service-dev {
    color: var(--color-text-muted);
}

.section-operators {
    background: var(--color-bg-darker);
}

.operators-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.operator-card {
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.operator-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.operator-primary {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(238, 0, 0, 0.08) 100%);
    border-color: rgba(238, 0, 0, 0.4);
}

.operator-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}

.operator-header > i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-top: 4px;
}

.operator-header h3 {
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.operator-subtitle {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.operator-description {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.operator-features {
    list-style: none;
    margin-bottom: 24px;
}

.operator-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.operator-features li:last-child {
    border-bottom: none;
}

.operator-features i {
    color: #00cc66;
    font-size: 0.9rem;
}

.operator-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.operator-tech span {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 1rem;
    color: var(--color-text-muted);
}

.operator-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1rem;
}

.operator-link:hover {
    color: var(--color-primary-light);
}

.badge-subtitle {
    padding: 16px 24px 0 24px;
    font-size: 1rem;
    color: var(--color-text-muted);
    margin: 0;
}

.badge-list li .fa-hourglass-half {
    color: #ffa500;
}

.section-technologies {
    background: var(--gradient-dark);
}

.tech-table-container {
    overflow-x: auto;
    margin-bottom: 32px;
}

.tech-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.tech-table thead {
    background: var(--gradient-red);
}

.tech-table th {
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 1rem;
}

.tech-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    font-size: 1rem;
    color: var(--color-text-secondary);
}

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

.tech-table tbody tr:hover {
    background: var(--color-bg-card-hover);
}

.tech-table td:first-child {
    color: var(--color-text-primary);
}

.tech-table a {
    color: var(--color-primary-light);
    font-weight: 500;
}

.tech-table a:hover {
    text-decoration: underline;
}

.tech-notes {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tech-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(238, 0, 0, 0.08);
    border: 1px solid rgba(238, 0, 0, 0.2);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--color-text-secondary);
}

.tech-note i {
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.tech-table td small {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-top: 4px;
}

.section-architecture {
    background: var(--color-bg-darker);
}

.architecture-diagram {
    margin-bottom: 60px;
    overflow-x: auto;
}

.ascii-diagram {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--color-text-secondary);
    background: var(--color-bg-card);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow-x: auto;
    white-space: pre;
}

.architecture-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.arch-feature {
    text-align: center;
}

.arch-feature i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.arch-feature h4 {
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.arch-feature p {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

.section-contribute {
    background: var(--gradient-red);
    text-align: center;
    padding: 40px 0;
}

.contribute-content h2 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.contribute-content p {
    font-size: 1rem;
    max-width: 700px;
    margin: 0 auto 20px;
    opacity: 0.9;
}

.contribute-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.contribute-actions .btn-primary {
    background: var(--color-text-primary);
    color: var(--color-primary);
}

.contribute-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    color: var(--color-primary);
}

.contribute-actions .btn-secondary {
    border-color: var(--color-text-primary);
    color: var(--color-text-primary);
}

.contribute-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

.section-cta {
    background: var(--gradient-red);
    text-align: center;
    padding: 40px 0;
}

.cta-content h2 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 1rem;
    max-width: 700px;
    margin: 0 auto 20px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-actions .btn-primary {
    background: var(--color-text-primary);
    color: var(--color-primary);
}

.cta-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    color: var(--color-primary);
}

.cta-actions .btn-secondary {
    border-color: var(--color-text-primary);
    color: var(--color-text-primary);
}

.cta-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

.footer {
    background: var(--color-bg-darker);
    padding: 80px 0 40px;
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.footer-logo i {
    color: var(--color-primary);
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 1rem;
}

.footer-links h4 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--color-text-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 1rem;
    margin-bottom: 8px;
}

.footer-bottom .copyright {
    color: var(--color-text-muted);
    opacity: 0.7;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-cards {
        grid-template-columns: 1fr;
    }
    
    .swim-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .complexity-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .operators-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .project-card.featured {
        grid-column: span 2;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-stats {
        gap: 40px;
    }
    
    .swim-grid {
        grid-template-columns: 1fr;
    }
    
    .complexity-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid-2 {
        grid-template-columns: 1fr;
    }
    
    .project-card.featured {
        grid-column: span 1;
    }
    
    .architecture-features {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .ascii-diagram {
        font-size: 0.75rem;
        padding: 16px;
    }

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

    .architecture-svg-large {
        padding: 12px 8px;
        min-height: 300px;
    }

    .architecture-svg-diagram {
        width: 100%;
        min-width: 800px;
    }
}

.section-collaboration {
    background: linear-gradient(180deg, #0a0a0a 0%, #151515 50%, #0a0a0a 100%);
}

.section-extensibility {
    background: linear-gradient(180deg, #151515 0%, #0a0a0a 50%, #151515 100%);
}

.extensibility-svg-container {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: var(--radius-lg);
    padding: 20px 16px;
    margin-bottom: 50px;
    overflow-x: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.extensibility-svg {
    max-width: 100%;
    width: 1100px;
    height: auto;
    display: block;
    margin: 0 auto;
    font-family: 'Red Hat Text', system-ui, -apple-system, sans-serif;
}

.extensibility-benefits {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ext-benefit {
    padding: 28px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.ext-benefit:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.ext-benefit i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.ext-benefit h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.ext-benefit p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 1024px) {
    .extensibility-benefits {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .extensibility-benefits {
        grid-template-columns: 1fr;
    }
    
    .extensibility-svg {
        min-width: 900px;
    }
}

.collab-intro {
    text-align: center;
    margin-bottom: 60px;
}

.collab-intro .lead {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.7;
}

.collab-diagram-full {
    margin-bottom: 60px;
}

.collab-diagram-full h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.collab-diagram-full h3 i {
    color: var(--color-primary);
}

.collab-text-section {
    max-width: 800px;
    margin: 0 auto 60px;
}

.collab-text-section h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    margin-top: 32px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.collab-text-section h3:first-child {
    margin-top: 0;
}

.collab-text-section h3 i {
    color: var(--color-primary);
    font-size: 1.1rem;
}

.collab-text-section p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.collab-registry {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(238, 0, 0, 0.08) 100%);
    border: 1px solid rgba(238, 0, 0, 0.3);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 60px;
}

.registry-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.registry-header i {
    font-size: 2rem;
    color: var(--color-primary);
}

.registry-header h3 {
    font-size: 1.5rem;
    margin: 0;
}

.registry-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.registry-intro a {
    color: var(--color-primary-light);
    font-weight: 600;
}

.registry-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.registry-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.registry-feature i {
    font-size: 1.25rem;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 4px;
}

.registry-feature strong {
    display: block;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.registry-feature p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

.mermaid-container {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    overflow-x: auto;
    margin-bottom: 20px;
}

.mermaid-container .mermaid {
    display: flex;
    justify-content: center;
}

.mermaid-container.mermaid-light {
    background: #ffffff;
    border-color: #e0e0e0;
}

.architecture-svg-container {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: var(--radius-lg);
    padding: 16px 8px;
    overflow-x: auto;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.architecture-svg {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    font-family: var(--font-text);
}

.architecture-svg-large {
    padding: 24px 16px;
    min-height: 500px;
}

.architecture-svg-diagram {
    max-width: 100%;
    width: 1100px;
    height: auto;
    display: block;
    margin: 0 auto;
    font-family: 'Red Hat Text', system-ui, -apple-system, sans-serif;
}

.architecture-svg-diagram text {
    font-family: 'Red Hat Text', system-ui, -apple-system, sans-serif;
}

.architecture-svg-diagram .consumer-section rect:first-of-type:hover,
.architecture-svg-diagram .provider-section rect:first-of-type:hover,
.architecture-svg-diagram .validator-section rect:first-of-type:hover,
.architecture-svg-diagram .mockclient-section rect:first-of-type:hover {
    filter: url(#shadow) brightness(1.02);
    transition: filter 0.2s ease;
}


.collab-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.collab-card {
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.collab-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.collab-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(238, 0, 0, 0.1);
    border-radius: 50%;
}

.collab-card-icon i {
    font-size: 1.75rem;
    color: var(--color-primary);
}

.collab-card h4 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.collab-card p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.collab-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1rem;
}

.collab-link:hover {
    color: var(--color-primary-light);
}

@media (max-width: 1024px) {
    .collab-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .registry-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .collab-cards {
        grid-template-columns: 1fr;
    }

    .collab-registry {
        padding: 24px;
    }
}

.section-videos {
    background: linear-gradient(180deg, #0a0a0a 0%, #151515 50%, #0a0a0a 100%);
}

.videos-carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.videos-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 8px 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.videos-carousel::-webkit-scrollbar {
    display: none;
}

.carousel-btn {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: scale(1.1);
}

.carousel-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.carousel-btn:disabled:hover {
    background: var(--color-bg-card);
    border-color: var(--color-border);
}

.video-card {
    flex: 0 0 360px;
    scroll-snap-align: start;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.video-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(238, 0, 0, 0.15);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.video-card:hover .video-play-overlay {
    opacity: 1;
}

.video-play-overlay i {
    font-size: 4rem;
    color: var(--color-primary);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.5));
    transition: transform var(--transition-normal);
}

.video-card:hover .video-play-overlay i {
    transform: scale(1.15);
}

.video-info {
    padding: 20px;
}

.video-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.video-info p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-dot:hover {
    background: var(--color-text-muted);
}

.carousel-dot.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.video-modal.active {
    display: flex;
}

.video-modal-content {
    position: relative;
    width: 100%;
    max-width: 1000px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.video-modal-close {
    position: absolute;
    top: -48px;
    right: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.video-modal-close:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: rotate(90deg);
}

.video-modal-player {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.video-modal-player iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-youtube-btn {
    align-self: center;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: #ff0000;
    border-radius: var(--radius-md);
    color: var(--color-text-primary) !important;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all var(--transition-normal);
}

.video-youtube-btn:hover {
    background: #cc0000;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 0, 0, 0.3);
}

.video-youtube-btn i {
    font-size: 1.25rem;
}

@media (max-width: 1024px) {
    .video-card {
        flex: 0 0 320px;
    }
}

@media (max-width: 768px) {
    .carousel-btn {
        display: none;
    }

    .videos-carousel-wrapper {
        gap: 0;
    }

    .video-card {
        flex: 0 0 85vw;
        max-width: 360px;
    }

    .videos-carousel {
        padding: 8px 4px;
    }

    .video-modal-close {
        top: -44px;
        right: 4px;
    }
}

@media (max-width: 480px) {
    .video-card {
        flex: 0 0 90vw;
    }

    .video-info {
        padding: 16px;
    }

    .video-info h4 {
        font-size: 1rem;
    }
}


/* ==================== QUICK LINKS SECTION ==================== */

/* ==================== SIMPLE NAV CARDS ==================== */

.section-nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-border);
}

.nav-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-normal);
    color: var(--color-text-secondary);
}

.nav-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(4px);
    color: var(--color-text-primary);
}

.nav-card i {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.nav-card:hover i {
    color: var(--color-primary-light);
}

.nav-card span {
    font-size: 1rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .section-nav-cards {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 32px;
        padding-top: 32px;
    }

    .nav-card {
        padding: 16px;
    }
}

/* ==================== PAGE HEADER (Inner pages) ==================== */

.page-header {
    padding: 140px 0 60px;
    background: var(--gradient-hero);
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 30% 50%, rgba(238, 0, 0, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 900;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.page-header h1 i {
    color: var(--color-primary);
    font-size: 0.85em;
}

.page-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .page-header {
        padding: 120px 0 40px;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }
}

/* ==================== WIKI LAYOUT (Tutorials) ==================== */

.wiki-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    gap: 0;
    min-height: 80vh;
}

.wiki-sidebar {
    position: sticky;
    top: 80px;
    align-self: start;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    padding: 32px 24px 32px 0;
    border-right: 1px solid var(--color-border);
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.wiki-sidebar::-webkit-scrollbar {
    width: 4px;
}

.wiki-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.wiki-sidebar::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

.wiki-nav-group {
    margin-bottom: 28px;
}

.wiki-nav-group:last-child {
    margin-bottom: 0;
}

.wiki-nav-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wiki-nav-title i {
    color: var(--color-primary);
    font-size: 1rem;
    width: 16px;
    text-align: center;
}

.wiki-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.wiki-nav ul li {
    margin: 0;
}

.wiki-nav ul li a {
    display: block;
    padding: 6px 12px 6px 28px;
    font-size: 1rem;
    color: var(--color-text-secondary);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
    line-height: 1.5;
}

.wiki-nav ul li a:hover {
    color: var(--color-text-primary);
    border-left-color: var(--color-primary);
    background: rgba(238, 0, 0, 0.05);
}

.wiki-nav ul li a.active {
    color: var(--color-primary-light);
    border-left-color: var(--color-primary);
    background: rgba(238, 0, 0, 0.08);
    font-weight: 500;
}

.wiki-content {
    padding: 32px 0 80px 48px;
}

.wiki-section {
    padding-bottom: 48px;
    margin-bottom: 48px;
    border-bottom: 1px solid var(--color-border);
    scroll-margin-top: 100px;
}

.wiki-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.wiki-section h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--color-text-primary);
    scroll-margin-top: 100px;
}

.wiki-section h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 24px 0 12px;
    color: var(--color-text-primary);
}

.wiki-section p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.wiki-section h2:not(:first-child) {
    margin-top: 48px;
}

.wiki-section ol,
.wiki-section ul:not(.chapter-list) {
    padding-left: 24px;
    margin: 16px 0 24px;
}

.wiki-section ol li,
.wiki-section ul:not(.chapter-list) li {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    padding: 4px 0;
}

.wiki-section table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0 24px;
}

.wiki-section thead {
    background: var(--color-bg-card);
}

.wiki-section th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    border-bottom: 2px solid var(--color-primary-dark);
}

.wiki-section td {
    padding: 10px 16px;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.wiki-section tbody tr:hover {
    background: var(--color-bg-card);
}

.wiki-steps {
    padding-left: 24px;
    margin: 16px 0 24px;
}

.wiki-steps li {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    padding: 6px 0;
    padding-left: 8px;
}

.wiki-steps li::marker {
    color: var(--color-primary);
    font-weight: 700;
}

.wiki-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 24px;
}

.wiki-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
}

.wiki-list li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 0.85rem;
    color: #00cc66;
    margin-top: 5px;
    flex-shrink: 0;
}

.wiki-code {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin: 16px 0 24px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

.wiki-code code {
    font-family: inherit;
    color: inherit;
}

.wiki-section code {
    font-family: var(--font-mono);
    font-size: 0.92em;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    padding: 2px 6px;
    color: var(--color-primary-light);
}

.wiki-code code {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
}

.wiki-code-tabs {
    margin: 16px 0 24px;
}

.wiki-tab-header {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
}

.wiki-tab-btn {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 8px 16px;
    font-family: var(--font-text);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 6px;
}

.wiki-tab-btn:hover {
    color: var(--color-text-secondary);
}

.wiki-tab-btn.active {
    color: var(--color-text-primary);
    border-bottom-color: var(--color-primary);
}

.wiki-tab-panel {
    display: none;
}

.wiki-tab-panel.active {
    display: block;
}

.wiki-code-tabs .wiki-code {
    margin: 0;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    border-top: none;
}

.wiki-note {
    display: flex;
    gap: 14px;
    padding: 16px 20px;
    background: rgba(238, 0, 0, 0.06);
    border: 1px solid rgba(238, 0, 0, 0.15);
    border-radius: var(--radius-md);
    margin: 20px 0;
}

.wiki-note > i {
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.wiki-note p {
    margin: 0;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.wiki-note a {
    color: var(--color-primary-light);
    font-weight: 500;
}

.wiki-requirements {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 20px 0 24px;
}

.wiki-req-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.wiki-req-item i {
    font-size: 1.5rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.wiki-req-item strong {
    display: block;
    color: var(--color-text-primary);
    font-size: 1.05rem;
}

.wiki-req-item span {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.wiki-video-inline {
    margin: 20px 0 24px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-normal);
    max-width: 560px;
}

.wiki-video-inline:hover {
    border-color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(238, 0, 0, 0.12);
}

.wiki-video-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.wiki-video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.wiki-video-inline:hover .wiki-video-thumb img {
    transform: scale(1.03);
}

.wiki-video-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: rgba(238, 0, 0, 0.9);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    z-index: 2;
    backdrop-filter: blur(4px);
}

.wiki-video-badge i {
    font-size: 0.9rem;
}

.wiki-video-play {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.35);
    transition: background var(--transition-normal);
}

.wiki-video-inline:hover .wiki-video-play {
    background: rgba(0, 0, 0, 0.5);
}

.wiki-video-play i {
    font-size: 3.5rem;
    color: var(--color-primary);
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.5));
    transition: transform var(--transition-normal);
}

.wiki-video-inline:hover .wiki-video-play i {
    transform: scale(1.1);
}

.wiki-video-label {
    padding: 12px 16px;
    font-size: 1rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.wiki-video-label i {
    color: #ff0000;
    font-size: 1rem;
}

/* Wiki sidebar toggle for mobile */
.wiki-sidebar-toggle {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-red);
    border: none;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 100;
    box-shadow: var(--shadow-lg);
    align-items: center;
    justify-content: center;
}

@media (max-width: 1024px) {
    .wiki-requirements {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .wiki-layout {
        grid-template-columns: 1fr;
    }

    .wiki-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        max-height: 100vh;
        background: var(--color-bg-dark);
        z-index: 1500;
        padding: 80px 24px 32px;
        border-right: 1px solid var(--color-border);
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }

    .wiki-sidebar.open {
        transform: translateX(0);
    }

    .wiki-sidebar-toggle {
        display: flex;
    }

    .wiki-content {
        padding: 24px 0 60px;
    }

    .wiki-video-inline {
        max-width: 100%;
    }
}

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

    .wiki-section h2 {
        font-size: 1.4rem;
    }
}

/* Wiki landing page (tutorials index) */

.wiki-landing h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.wiki-landing > p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-bottom: 40px;
    line-height: 1.7;
}

.wiki-landing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.wiki-landing-group h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-primary);
}

.wiki-landing-group h3 i {
    color: var(--color-primary);
    font-size: 1rem;
}

.wiki-landing-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.wiki-landing-group ul li {
    border-bottom: 1px solid var(--color-border);
}

.wiki-landing-group ul li:last-child {
    border-bottom: none;
}

.wiki-landing-group ul li a {
    display: block;
    padding: 10px 0;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-primary-light);
    transition: color var(--transition-fast);
}

.wiki-landing-group ul li a:hover {
    color: var(--color-text-primary);
}

.wiki-landing-group ul li span {
    display: block;
    font-size: 1rem;
    color: var(--color-text-muted);
    padding-bottom: 10px;
    margin-top: -4px;
}

@media (max-width: 768px) {
    .wiki-landing-grid {
        grid-template-columns: 1fr;
    }
}

/* Tutorial Book Navigation */
.tutorial-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-text);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tutorial-progress .progress-bar {
    flex: 1;
    height: 3px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
    max-width: 200px;
}

.tutorial-progress .progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width var(--transition-normal);
}

.tutorial-nav-footer {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    gap: 24px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.tutorial-nav-footer a {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 24px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
    min-width: 0;
    max-width: 48%;
}

.tutorial-nav-footer a:hover {
    border-color: var(--color-primary);
    background: rgba(238, 0, 0, 0.05);
}

.tutorial-nav-footer .nav-label {
    font-family: var(--font-text);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tutorial-nav-footer .nav-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.tutorial-nav-footer .nav-prev {
    align-items: flex-start;
}

.tutorial-nav-footer .nav-next {
    align-items: flex-end;
    margin-left: auto;
}

.wiki-nav ul li a.chapter-active {
    color: var(--color-primary-light);
    font-weight: 600;
}

.wiki-nav .chapter-list {
    list-style: none;
    padding-left: 0;
}

.wiki-nav .chapter-list li {
    counter-increment: none;
}

.wiki-nav .chapter-list li a {
    font-size: 0.88rem;
}

.wiki-nav .chapter-list li a::before {
    content: none;
}

@media (max-width: 768px) {
    .tutorial-nav-footer {
        flex-direction: column;
        gap: 12px;
    }
    .tutorial-nav-footer a {
        max-width: 100%;
    }
    .tutorial-nav-footer .nav-next {
        margin-left: 0;
        align-items: flex-start;
    }
}