/* TimecodeLink - Midnight Indigo Theme */

:root {
    --bg-primary: #1a1625;
    --bg-secondary: #2d2640;
    --bg-darker: #221b30;
    --accent: #00E5FF;
    --highlight: #FFB300;
    --text-primary: #ddd;
    --text-secondary: #aaa;
    --text-muted: #888;
    --border-color: rgba(0, 229, 255, 0.2);
    --border-subtle: #3d3550;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #fff;
}

/* Navigation */
.nav {
    background: var(--bg-primary);
    padding: 15px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-social {
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-social-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* Hamburger Toggle (hidden on desktop) */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-direction: column;
    gap: 5px;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a1625 0%, #2d2640 100%);
    padding: 100px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 229, 255, 0.1) 0%, transparent 70%);
}

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

.hero h1 {
    font-size: 48px;
    color: white;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero-highlight {
    color: var(--accent);
}

.hero p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.6;
}

.cta-button {
    background: var(--accent);
    color: var(--bg-primary);
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.5);
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
}

.cta-button:hover {
    box-shadow: 0 0 50px rgba(0, 229, 255, 0.8);
    transform: translateY(-2px);
    color: var(--bg-primary);
}

/* App Demo Video */
.app-demo {
    display: flex;
    justify-content: center;
    padding: 40px 40px 20px;
    background: var(--bg-primary);
}

.app-demo video {
    max-width: 720px;
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* How It Works / Flow Diagram */
.how-it-works {
    padding: 40px 20px;
    background: var(--bg-secondary);
}

.how-it-works .section-header h2 {
    color: white;
}

.how-it-works .section-header p {
    color: var(--text-secondary);
}

.flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}

.flow-sources {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px 25px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 2px solid transparent;
    transition: all 0.3s;
    min-width: 120px;
}

.flow-step:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.flow-step-main {
    border-color: var(--accent);
    background: rgba(0, 229, 255, 0.1);
}

.flow-icon {
    width: 50px;
    height: 50px;
    background: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.flow-icon svg {
    width: 28px;
    height: 28px;
    color: var(--bg-primary);
}

.flow-icon-serato {
    background: #8E44AD;
}

.flow-icon-beyond {
    background: var(--highlight);
}

.flow-label {
    font-size: 15px;
    font-weight: 700;
    color: white;
}

.flow-sublabel {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.flow-arrow {
    color: var(--accent);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.flow-arrow svg {
    width: 32px;
    height: 32px;
}

.flow-arrow-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.flow-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

/* Animated Flow Diagram - 3 Row Layout */
.flow-diagram-rows {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}

.flow-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 25px;
    width: 100%;
}

.flow-row-1 {
    /* Input → Processing row */
}

.flow-row-2 {
    /* Timecode output - centered */
}

.flow-row-3 {
    /* Destinations - side by side */
    gap: 40px;
}

/* Down arrows */
.flow-arrow-down {
    color: var(--accent);
    display: flex;
    justify-content: center;
}

.flow-arrow-down svg {
    width: 32px;
    height: 32px;
}

/* Split arrows for multiple destinations */
.flow-arrows-split {
    display: flex;
    justify-content: center;
    gap: 200px;
    color: var(--accent);
}

.flow-arrows-split svg {
    width: 32px;
    height: 32px;
}

/* Legacy class for backwards compatibility */
.flow-diagram-animated {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 25px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* DJ Software Decks */
.flow-decks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* DJ App Badges (Serato/Rekordbox) */
.flow-dj-apps {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 12px;
}

.dj-app-badge {
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dj-app-serato {
    background: #8E44AD;
    color: white;
}

.dj-app-rekordbox {
    background: #E91E63;
    color: white;
}

.dj-app-cdj {
    background: #FF5722;
    color: white;
}

/* Text color highlights for DJ software names */
.text-serato {
    color: #8E44AD;
    font-weight: 600;
}

.text-rekordbox {
    color: #E91E63;
    font-weight: 600;
}

.text-cdj {
    color: #FF5722;
    font-weight: 600;
}

.text-timecode {
    color: #00FF00;
    font-weight: 600;
    text-shadow: 0 0 8px rgba(0, 255, 0, 0.4);
}

.text-beyond {
    color: var(--highlight);
    font-weight: 600;
}

.text-link {
    color: #FFCC00;
    font-weight: 600;
}

.flow-decks-header {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    margin-bottom: 5px;
}

.flow-deck {
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 12px 18px;
    border: 2px solid transparent;
    min-width: 140px;
}

.deck-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.deck-name {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.deck-master {
    font-size: 10px;
    font-weight: 700;
    color: var(--bg-primary);
    background: #00FF00;
    padding: 2px 6px;
    border-radius: 3px;
    margin-left: auto;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.deck-master.visible {
    opacity: 1;
    transform: scale(1);
}

/* Decks Container with Selector */
.decks-container {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.deck-selector {
    position: absolute;
    top: 0;
    left: -4px;
    right: -4px;
    height: calc(50% - 5px);
    border: 2px solid var(--accent);
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
    pointer-events: none;
    z-index: 1;
}

.deck-track {
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 4px;
}

.deck-timecode {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: #00FF00;
    font-weight: bold;
}

/* Animated Arrow */
.flow-arrow-animated {
    color: var(--accent);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.flow-arrow-animated svg {
    width: 32px;
    height: 32px;
}

/* TimecodeLink App Box */
.flow-app {
    background: rgba(0, 229, 255, 0.1);
    border: 2px solid var(--accent);
    border-radius: 12px;
    padding: 12px 15px;
    min-width: 170px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.flow-app-header {
    font-size: 14px;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
    text-align: center;
}

.flow-app-sublabel {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 10px;
    text-align: center;
}

.flow-app-tracks {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.app-track-row, .beyond-track-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 12px;
    gap: 20px;
    border-radius: 5px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.app-track-row.track-active, .beyond-track-row.track-active {
    background: rgba(0, 255, 0, 0.1);
    border-color: #00FF00;
    box-shadow: 0 0 12px rgba(0, 255, 0, 0.3);
}

.app-track-row.track-switching, .beyond-track-row.track-switching {
    animation: trackSwitch 0.5s ease;
}

@keyframes trackSwitch {
    0% { transform: scale(1); }
    30% { transform: scale(1.05); box-shadow: 0 0 20px rgba(0, 255, 0, 0.6); }
    100% { transform: scale(1); }
}

.track-name {
    font-size: 12px;
    color: var(--text-secondary);
    transition: color 0.3s;
}

.track-active .track-name {
    color: white;
    font-weight: 600;
}

.track-timecode {
    font-family: 'Courier New', monospace;
    font-size: 16px;
    color: #00FF00;
    font-weight: bold;
    text-shadow: 0 0 8px rgba(0, 255, 0, 0.4);
    transition: text-shadow 0.3s ease;
}

.track-active .track-timecode {
    text-shadow: 0 0 12px rgba(0, 255, 0, 0.6);
}

/* Timecode Output Display */
.flow-timecode-output {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    background: rgba(0, 255, 0, 0.05);
    border: 2px solid #00FF00;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

.timecode-output-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.timecode-output-display {
    font-family: 'Courier New', monospace;
    font-size: 22px;
    color: #00FF00;
    font-weight: bold;
    text-shadow: 0 0 15px rgba(0, 255, 0, 0.6);
    letter-spacing: 2px;
}

/* Beyond Box */
.flow-beyond {
    background: var(--bg-secondary);
    border: 2px solid var(--highlight);
    border-radius: 12px;
    padding: 12px 15px;
    min-width: 170px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.flow-beyond-header {
    font-size: 14px;
    font-weight: 700;
    color: var(--highlight);
    margin-bottom: 12px;
    text-align: center;
}

.flow-beyond-tracks {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.flow-beyond-sublabel {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 10px;
    text-align: center;
}

/* Lighting Software Box */
.flow-lighting {
    background: var(--bg-secondary);
    border: 2px solid #9C27B0;
    border-radius: 12px;
    padding: 15px 20px;
    min-width: 180px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.flow-lighting-header {
    font-size: 14px;
    font-weight: 700;
    color: #9C27B0;
    margin-bottom: 8px;
}

.flow-lighting-apps {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.flow-lighting-timecode {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    color: #00FF00;
    font-weight: bold;
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}


@media (max-width: 768px) {
    .flow-diagram {
        flex-direction: column;
        gap: 15px;
    }

    .flow-sources {
        flex-direction: row;
        gap: 15px;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .flow-arrow-label {
        transform: rotate(-90deg);
    }

    .flow-step {
        width: 100%;
        max-width: 200px;
    }

    /* 3-row diagram responsive */
    .flow-diagram-rows {
        padding: 20px 15px;
    }

    .flow-row {
        flex-direction: column;
        gap: 15px;
    }

    .flow-row-1 .flow-arrow-animated {
        transform: rotate(90deg);
    }

    .flow-row-1 .flow-arrow-label {
        display: none;
    }

    /* Horizontal deck selector on mobile */
    .deck-selector {
        top: 0 !important;
        bottom: 0;
        height: auto !important;
        width: calc(50% - 4px);
        left: 0;
        right: auto;
        transition: left 0.3s ease;
    }

    .flow-row-3 {
        flex-direction: column;
        gap: 20px;
    }

    .flow-arrows-split {
        flex-direction: column;
        gap: 0;
    }

    .flow-arrows-split svg:last-child {
        display: none;
    }

    .flow-decks {
        flex-direction: column;
        gap: 10px;
    }

    .decks-container {
        flex-direction: row !important;
        gap: 8px;
    }

    .flow-deck {
        min-width: 100px;
        padding: 8px 10px;
        flex: 1;
    }

    .deck-timecode {
        font-size: 12px;
    }

    .flow-app, .flow-beyond, .flow-lighting {
        min-width: 160px;
        padding: 12px 15px;
        width: 100%;
        max-width: 280px;
    }

    .track-timecode {
        font-size: 14px;
    }

    .flow-lighting-timecode {
        font-size: 18px;
    }

    /* Legacy animated diagram responsive */
    .flow-diagram-animated {
        flex-direction: column;
        gap: 15px;
    }

    .flow-arrow-animated {
        transform: rotate(90deg);
    }

    .flow-arrow-animated .flow-arrow-label {
        transform: rotate(-90deg);
    }
}

/* Use Cases Section */
.use-cases {
    padding: 80px 40px;
    background: linear-gradient(135deg, #150f1e 0%, #221b30 100%);
}

.use-cases .section-header h2 {
    color: white;
    font-size: 42px;
}

.use-cases-callout {
    color: #fff;
    font-size: 22px;
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.5;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 40px auto 0;
}

.use-case-card {
    padding: 30px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    transition: transform 0.2s, border-color 0.2s;
}

.use-case-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.use-case-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.use-case-card h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.use-case-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.use-cases-tagline {
    text-align: center;
    margin-top: 40px;
    font-size: 18px;
    color: var(--text-secondary);
    font-style: italic;
}

@media (max-width: 900px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .use-cases .section-header h2 {
        font-size: 32px;
    }

    .use-cases-callout {
        font-size: 18px;
    }
}

/* Features Section */
.features {
    padding: 80px 40px;
    background: #f9f9f9;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.section-header p {
    font-size: 16px;
    color: #666;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    color: var(--accent);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 14px;
}

.feature-status {
    display: inline-block;
    background: var(--highlight);
    color: var(--bg-primary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    margin-top: 10px;
}

.feature-status-beta {
    background: rgba(255, 179, 0, 0.2);
    color: #FFB300;
}

/* Tech Specs Section */
.tech-specs {
    padding: 80px 40px;
    background: var(--bg-primary);
}

.tech-specs-content {
    max-width: 900px;
    margin: 0 auto;
}

.tech-specs h2 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 30px;
    text-align: center;
}

.code-block {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 20px;
    overflow-x: auto;
}

.code-comment {
    color: var(--text-muted);
}

.code-keyword {
    color: var(--accent);
}

.code-value {
    color: var(--highlight);
}

/* Inputs & Outputs Section */
.io-section {
    padding: 80px 40px;
    background: var(--bg-primary);
}

.io-section .section-header h2 {
    color: var(--accent);
}

.io-section .section-header p {
    color: var(--text-secondary);
}

.io-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.io-column {
    flex: 1;
    max-width: 380px;
}

.io-column-title {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 20px;
    text-align: center;
}

.io-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 14px;
    border: 1px solid var(--border-subtle);
    transition: all 0.3s;
}

.io-card:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.io-inputs .io-card:hover {
    transform: translateX(-4px);
}

.io-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.io-card-icon svg {
    width: 24px;
    height: 24px;
}

.io-rekordbox {
    background: rgba(233, 30, 99, 0.15);
    color: #E91E63;
}

.io-serato {
    background: rgba(142, 68, 173, 0.15);
    color: #8E44AD;
}

.io-cdj {
    background: rgba(255, 87, 34, 0.15);
    color: #FF5722;
}

.io-mtc {
    background: rgba(0, 229, 255, 0.15);
    color: var(--accent);
}

.io-artnet {
    background: rgba(76, 175, 80, 0.15);
    color: #4CAF50;
}

.io-ltc {
    background: rgba(156, 39, 176, 0.15);
    color: #9C27B0;
}

.io-tcnet {
    background: rgba(255, 152, 0, 0.15);
    color: #FF9800;
}

.io-link {
    background: rgba(255, 204, 0, 0.15);
    color: #FFCC00;
}

.io-osc {
    background: rgba(255, 87, 34, 0.15);
    color: #FF5722;
}

.io-multi-protocol {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.io-multi-protocol span {
    background: rgba(255, 87, 34, 0.15);
    color: #FF5722;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
}

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

.io-card-content h4 {
    font-size: 15px;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.io-card-content p {
    font-size: 12px;
    color: var(--text-muted);
}

.io-status {
    font-size: 10px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    flex-shrink: 0;
    text-transform: uppercase;
}

.io-status-active {
    background: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
}

.io-status-timecode {
    background: rgba(0, 255, 0, 0.15);
    color: #00FF00;
}

.io-status-bpm {
    background: rgba(255, 204, 0, 0.2);
    color: #FFCC00;
}

.io-status-trigger {
    background: rgba(255, 87, 34, 0.2);
    color: #FF5722;
}

.io-status-beta {
    background: rgba(255, 179, 0, 0.2);
    color: #FFB300;
}

.io-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 0 20px;
}

.io-arrow {
    color: var(--accent);
    opacity: 0.6;
    animation: pulse-arrow 2s ease-in-out infinite;
}

.io-arrow svg {
    width: 32px;
    height: 32px;
}

@keyframes pulse-arrow {
    0%, 100% { opacity: 0.4; transform: translateX(0); }
    50% { opacity: 1; transform: translateX(4px); }
}

.io-arrow-in {
    animation-direction: reverse;
}

.io-hub {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #3d3550 100%);
    border: 2px solid var(--accent);
    border-radius: 16px;
    padding: 24px 32px;
    text-align: center;
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.2);
}

.io-hub-label {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 4px;
}

.io-hub-latency {
    font-size: 12px;
    color: var(--text-muted);
}

.io-platform {
    text-align: center;
    margin-top: 40px;
    color: var(--text-muted);
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.io-platform-icon {
    font-size: 18px;
}

/* Responsive I/O Section */
@media (max-width: 900px) {
    .io-flow {
        flex-direction: column;
        gap: 20px;
    }

    .io-column {
        max-width: 100%;
        width: 100%;
    }

    .io-center {
        flex-direction: row;
        padding: 20px 0;
    }

    .io-arrow {
        transform: rotate(90deg);
    }

    .io-arrow-in {
        animation-direction: normal;
    }

    @keyframes pulse-arrow {
        0%, 100% { opacity: 0.4; transform: rotate(90deg) translateX(0); }
        50% { opacity: 1; transform: rotate(90deg) translateX(4px); }
    }

    .io-card:hover {
        transform: translateY(-2px);
    }

    .io-inputs .io-card:hover {
        transform: translateY(-2px);
    }
}

/* Download Section */
.download-section {
    padding: 80px 40px;
    background: linear-gradient(135deg, #1a1625 0%, #2d2640 100%);
    text-align: center;
}

.download-section h2 {
    font-size: 36px;
    color: white;
    margin-bottom: 20px;
}

.download-section > p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.download-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.platform-btn {
    background: var(--bg-secondary);
    color: var(--accent);
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    border: 2px solid var(--accent);
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.platform-btn:hover {
    background: var(--accent);
    color: var(--bg-primary);
}

.platform-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border-color: var(--text-muted);
    color: var(--text-muted);
}

.platform-btn.disabled:hover {
    background: var(--bg-secondary);
    color: var(--text-muted);
}

/* Changelog */
.changelog-version {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 16px 0 8px;
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.changelog-version:first-of-type {
    margin-top: 0;
}

.changelog-date {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    padding: 40px;
    text-align: center;
    border-top: 1px solid var(--bg-secondary);
}

.footer-links {
    display: flex;
    gap: 30px;
    justify-content: center;
    margin-bottom: 20px;
    list-style: none;
}

.footer-link {
    color: var(--text-muted);
    font-size: 14px;
    transition: color 0.2s;
}

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

.footer-copy {
    color: #666;
    font-size: 12px;
}

/* Tutorial Pages */
.tutorial-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 40px;
}

.tutorial-page h1 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 20px;
}

.tutorial-page .intro {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.tutorial-step {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid var(--accent);
}

.tutorial-step h3 {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 15px;
}

.tutorial-step p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.tutorial-step code {
    background: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 13px;
    color: var(--highlight);
}

.troubleshooting {
    margin-top: 60px;
}

.troubleshooting h2 {
    font-size: 28px;
    color: var(--accent);
    margin-bottom: 20px;
}

.troubleshooting-item {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.troubleshooting-item h4 {
    color: var(--highlight);
    margin-bottom: 10px;
}

.troubleshooting-item p {
    color: var(--text-secondary);
}

/* Tutorial Images */
.tutorial-image {
    margin: 20px 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--bg-secondary);
}

.tutorial-image img {
    width: 100%;
    max-width: 600px;
    display: block;
}

.tutorial-image.small img {
    max-width: 400px;
}

.tutorial-image figcaption {
    background: var(--bg-secondary);
    padding: 10px 15px;
    font-size: 13px;
    color: var(--text-muted);
}

/* Download Page */
.download-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 40px;
}

.download-page h1 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 10px;
}

.download-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.version-badge {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    border: 2px solid var(--accent);
    padding: 6px 20px;
    border-radius: 40px;
    white-space: nowrap;
    flex-shrink: 0;
}

.version-info {
    color: var(--text-muted);
    margin-bottom: 0;
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.download-right {
    position: sticky;
    top: 80px;
    align-self: start;
}

.changelog-panel {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 30px;
    border: 1px solid var(--border-subtle);
}

.changelog-panel h2 {
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 16px;
}

.changelog-panel ul {
    list-style: none;
    color: var(--text-secondary);
}

.changelog-panel li {
    padding: 4px 0;
    font-size: 14px;
}

.changelog-panel li::before {
    content: '\2022';
    color: var(--accent);
    margin-right: 8px;
}

.download-card {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 30px;
    border: 2px solid transparent;
    transition: border-color 0.3s;
}

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

.download-card-header {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 24px;
}

.download-card-header .app-icon {
    width: 96px;
    height: 96px;
    border-radius: 20px;
    flex-shrink: 0;
    background: var(--bg-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.download-card-info {
    flex: 1;
    padding-top: 8px;
}

.download-card h2 {
    color: white;
    font-size: 24px;
    margin-bottom: 10px;
}

.download-card-header h2 {
    margin-bottom: 8px;
}

.download-card-header p {
    margin-bottom: 0;
    line-height: 1.5;
}

.download-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.download-card.coming-soon {
    opacity: 0.6;
}

.requirements {
    margin-top: 40px;
}

.requirements h2 {
    font-size: 24px;
    color: var(--accent);
    margin-bottom: 20px;
}

.requirements ul {
    list-style: none;
    color: var(--text-secondary);
}

.requirements li {
    padding: 8px 0;
    border-bottom: 1px solid var(--bg-secondary);
}

.requirements li::before {
    content: '✓';
    color: var(--accent);
    margin-right: 10px;
}

/* Supported Versions Table */
.version-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.version-table th,
.version-table td {
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--bg-secondary);
}

.version-table th {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.version-table td {
    color: var(--text-secondary);
    font-size: 14px;
}

.version-software {
    font-weight: 600;
}

.version-rekordbox { color: #E91E63; }
.version-serato { color: #8E44AD; }
.version-cdj { color: #FF5722; }

.version-status {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}

.version-status-supported {
    background: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
}

.version-status-testing {
    background: rgba(255, 179, 0, 0.2);
    color: var(--highlight);
}

.version-status-deprecated {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
}

/* 404 Page */
.error-page {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px;
}

.error-page h1 {
    font-size: 120px;
    color: var(--accent);
    margin-bottom: 20px;
}

.error-page p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav {
        flex-wrap: wrap;
        padding: 15px 20px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
        padding-top: 15px;
        border-top: 1px solid var(--border-color);
        margin-top: 15px;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        font-size: 15px;
    }

    .nav-links li:last-child a {
        border-bottom: none;
    }

    .hero {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .features {
        padding: 40px 20px;
    }

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

    .tech-specs {
        padding: 40px 20px;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .platform-btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 15px;
    }

    .tutorial-page,
    .download-page,
    .legal-page {
        padding: 40px 20px;
    }

    .download-header {
        flex-direction: column;
        gap: 16px;
    }

    .version-badge {
        font-size: 22px;
        padding: 4px 16px;
    }

    .download-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .download-right {
        position: static;
    }
}

/* Legal Pages */
.legal-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 40px;
}

.legal-page h1 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 10px;
}

.legal-updated {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 14px;
}

.legal-section {
    margin-bottom: 30px;
}

.legal-section h2 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.legal-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}

.legal-section ul {
    list-style: none;
    color: var(--text-secondary);
    margin-left: 0;
    padding-left: 0;
}

.legal-section li {
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.legal-section li::before {
    content: '•';
    color: var(--accent);
    position: absolute;
    left: 0;
}

.legal-section a {
    color: var(--accent);
}

.legal-section a:hover {
    color: #fff;
}

/* Footer Legal Links & Disclaimer */
.footer-legal {
    margin-bottom: 15px;
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 11px;
    margin-bottom: 10px;
}

/* Legal Warning Box */
.legal-warning {
    background: rgba(255, 179, 0, 0.1);
    border: 2px solid var(--highlight);
    border-radius: 8px;
    padding: 25px 30px;
}

.legal-warning h2 {
    color: var(--highlight);
}

.legal-warning p,
.legal-warning li {
    color: var(--text-primary);
}

/* Pricing Section */
.pricing-section {
    max-width: 700px;
    margin: 40px auto;
    text-align: center;
}

.pricing-section h2 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.pricing-subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 15px;
}

.pricing-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.pricing-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.pricing-card .platform-btn {
    margin-top: auto;
    width: 100%;
    text-align: center;
}

.pricing-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 8px;
}

.pricing-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
    text-align: left;
}

.pricing-card li {
    color: var(--text-secondary);
    font-size: 14px;
    padding: 4px 0 4px 20px;
    position: relative;
}

.pricing-card li::before {
    content: '\2713';
    color: #4CAF50;
    position: absolute;
    left: 0;
}

@media (max-width: 600px) {
    .pricing-cards {
        grid-template-columns: 1fr;
    }
}

/* Featured pricing card */
.pricing-card-featured {
    border-color: var(--accent);
}

.pricing-original {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 0.6em;
    font-weight: 400;
    margin-right: 4px;
}

.pricing-badge {
    display: inline-block;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}

/* Buy Page */
.buy-page {
    max-width: 1000px;
    margin: 0 auto;
    padding: 60px 40px;
}

.buy-hero {
    text-align: center;
    margin-bottom: 50px;
}

.buy-hero h1 {
    font-size: 36px;
    color: white;
    margin-bottom: 12px;
}

.buy-hero p {
    font-size: 18px;
    color: var(--text-secondary);
}

.buy-pricing-cards {
    grid-template-columns: repeat(3, 1fr);
    max-width: 900px;
    margin: 0 auto 60px;
}

.buy-pricing-cards .pricing-card {
    padding: 36px 28px;
    border: 2px solid transparent;
    transition: border-color 0.3s;
}

.buy-pricing-cards .pricing-card:hover {
    border-color: var(--accent);
}

.buy-pricing-cards .pricing-card p {
    min-height: 42px;
}

.pricing-coming-soon {
    max-width: 700px;
    margin: 0 auto 32px;
    text-align: center;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 12px;
    padding: 20px 28px;
}

.pricing-coming-soon p {
    color: var(--text-primary);
    font-size: 16px;
    margin: 0;
    line-height: 1.5;
}

.pricing-disabled {
    opacity: 0.45;
    pointer-events: none;
}

.pricing-disabled .pricing-card:hover {
    border-color: transparent;
}

.platform-btn.disabled {
    opacity: 0.5;
    cursor: default;
}

.buy-reassurance {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
    text-align: center;
}

.reassurance-item {
    padding: 24px 16px;
}

.reassurance-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--accent);
}

.reassurance-icon svg {
    width: 48px;
    height: 48px;
}

.reassurance-item h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 6px;
}

.reassurance-item p {
    color: var(--text-secondary);
    font-size: 14px;
}

.buy-faq {
    margin-bottom: 60px;
}

.buy-faq h2 {
    font-size: 24px;
    color: var(--accent);
    margin-bottom: 24px;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 20px 24px;
    margin-bottom: 12px;
}

.faq-item h4 {
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 8px;
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.buy-already {
    text-align: center;
    padding: 30px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
}

.buy-already h3 {
    color: var(--text-primary);
    font-size: 18px;
    margin-bottom: 8px;
}

.buy-already p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 4px;
}

@media (max-width: 768px) {
    .buy-page {
        padding: 40px 20px;
    }

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

    .buy-reassurance {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* Success Page */
.success-card {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.success-icon {
    margin-bottom: 24px;
}

.success-card h1 {
    color: #4CAF50;
    font-size: 32px;
    margin-bottom: 8px;
}

.success-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 40px;
}

.success-instructions {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 30px;
    text-align: left;
    margin-bottom: 24px;
}

.success-instructions h2 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.success-instructions p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.success-instructions ol {
    color: var(--text-secondary);
    padding-left: 20px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.success-note {
    color: var(--text-muted);
    font-size: 13px;
}

.success-help {
    color: var(--text-muted);
    font-size: 14px;
}

.success-help a {
    color: var(--accent);
}

/* Admin Page */
.admin-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px;
}

.admin-page h1 {
    font-size: 32px;
    color: var(--accent);
    margin-bottom: 8px;
}

.admin-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 30px;
}

.admin-subtitle strong {
    color: var(--accent);
    font-size: 24px;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.admin-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--border-subtle);
}

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

.admin-card h2 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-subtle);
}

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

.admin-table th {
    text-align: left;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border-subtle);
}

.admin-table td {
    padding: 6px 10px;
    color: var(--text-secondary);
    font-size: 13px;
    border-bottom: 1px solid rgba(61, 53, 80, 0.5);
}

.admin-table tbody tr:hover {
    background: rgba(0, 229, 255, 0.05);
}

.admin-table-scroll {
    overflow-x: auto;
}

.nowrap {
    white-space: nowrap;
}

.ua-cell {
    font-size: 11px;
    color: var(--text-muted);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Admin Chart */
.admin-chart {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 300px;
    overflow-y: auto;
}

.chart-bar-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-label {
    font-size: 11px;
    color: var(--text-muted);
    min-width: 45px;
    text-align: right;
    font-family: monospace;
}

.chart-bar {
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 3px;
    min-width: 30px;
    text-align: right;
}

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

    .admin-page {
        padding: 20px;
    }
}

/* Knowledge Base Pages */
.kb-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 40px;
}

.kb-hero {
    margin-bottom: 40px;
}

.kb-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 16px;
}

.kb-badge-output {
    background: rgba(0, 229, 255, 0.15);
    color: var(--accent);
}

.kb-badge-input {
    background: rgba(255, 152, 0, 0.15);
    color: #FF9800;
}

.kb-badge-sync {
    background: rgba(255, 204, 0, 0.15);
    color: #FFCC00;
}

.kb-badge-core {
    background: rgba(76, 175, 80, 0.15);
    color: #4CAF50;
}

.kb-hero h1 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 12px;
}

.kb-hero .kb-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.kb-section {
    margin-bottom: 40px;
}

.kb-section h2 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.kb-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}

.kb-section ul {
    list-style: none;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.kb-section li {
    padding: 4px 0 4px 20px;
    position: relative;
    line-height: 1.6;
}

.kb-section li::before {
    content: '\2022';
    color: var(--accent);
    position: absolute;
    left: 0;
}

.kb-section code {
    background: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 13px;
    color: var(--highlight);
}

.kb-diagram {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 30px;
    margin: 24px 0;
    text-align: center;
    border: 1px solid var(--border-subtle);
}

.kb-diagram svg {
    max-width: 100%;
    height: auto;
}

.kb-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 24px 0;
}

.kb-feature-card {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
}

.kb-feature-card h3 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.kb-feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 0;
}

.kb-external {
    margin: 24px 0;
}

.kb-external h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.kb-external ul {
    list-style: none;
}

.kb-external li {
    padding: 6px 0 6px 24px;
    position: relative;
}

.kb-external li::before {
    content: '\2192';
    color: var(--accent);
    position: absolute;
    left: 0;
}

.kb-external a {
    color: var(--accent);
}

.kb-external a:hover {
    color: #fff;
}

.kb-cta {
    background: linear-gradient(135deg, #2d2640 0%, #3d3550 100%);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    margin-top: 50px;
    border: 1px solid var(--border-subtle);
}

.kb-cta h2 {
    font-size: 28px;
    color: white;
    margin-bottom: 12px;
}

.kb-cta p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 16px;
}

.kb-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.kb-cta .cta-button {
    padding: 12px 32px;
    font-size: 16px;
}

.kb-cta-secondary {
    color: var(--text-secondary);
    font-size: 14px;
}

.kb-cta-secondary:hover {
    color: var(--accent);
}

/* Learn Hub Page */
.learn-page {
    max-width: 1000px;
    margin: 0 auto;
    padding: 60px 40px;
}

.learn-page h1 {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 12px;
}

.learn-page > p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.learn-category {
    margin-bottom: 40px;
}

.learn-category h2 {
    font-size: 22px;
    color: var(--text-primary);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 20px;
}

.learn-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.learn-card {
    display: block;
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 24px;
    border: 2px solid transparent;
    transition: border-color 0.2s, transform 0.2s;
    text-decoration: none;
}

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

.learn-card-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 8px;
    border-radius: 3px;
    margin-bottom: 10px;
}

.kb-badge-tutorial {
    background: rgba(255, 87, 34, 0.15);
    color: #FF5722;
}

.learn-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.learn-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Hardware table for Pioneer tutorial */
.hardware-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
}

.hardware-table th,
.hardware-table td {
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--bg-secondary);
}

.hardware-table th {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.hardware-table td {
    color: var(--text-secondary);
    font-size: 14px;
}

.precision-full {
    color: #4CAF50;
    font-weight: 600;
}

.precision-standard {
    color: var(--highlight);
    font-weight: 600;
}

@media (max-width: 768px) {
    .kb-page,
    .learn-page {
        padding: 40px 20px;
    }

    .kb-hero h1,
    .learn-page h1 {
        font-size: 28px;
    }

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

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

    .kb-cta {
        padding: 30px 20px;
    }

    .kb-cta-buttons {
        flex-direction: column;
    }
}