@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --bg-space: #090a0f;
    --bg-obsidian: #0f111a;
    --bg-card: rgba(15, 17, 26, 0.7);
    --border-white: rgba(255, 255, 255, 0.06);
    --text-white: #f3f4f6;
    --text-silver: #9ca3af;
    --text-muted: #6b7280;
    
    /* Glares & Accents */
    --accent-violet: #8b5cf6;
    --accent-cyan: #06b6d4;
    --seo-tangerine: #f59e0b;
    --seo-ruby: #ef4444;
    --polyglot-emerald: #10b981;
    --polyglot-azure: #3b82f6;

    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Global Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-space);
    font-size: 16px;
}

body {
    background-color: var(--bg-space);
    color: var(--text-silver);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-space);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    border: 2px solid var(--bg-space);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Typography & Headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-white);
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 10;
}

.section {
    padding: 100px 0;
    position: relative;
}

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

.text-gradient {
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.tg-primary {
    background-image: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan));
}

.tg-seo {
    background-image: linear-gradient(135deg, var(--seo-tangerine), var(--seo-ruby));
}

.tg-polyglot {
    background-image: linear-gradient(135deg, var(--polyglot-emerald), var(--polyglot-azure));
}

/* Background Ambient Glows */
.ambient-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.15;
    pointer-events: none;
    z-index: 1;
}

.glow-top-right {
    top: -200px;
    right: -200px;
    background: radial-gradient(circle, var(--accent-cyan), var(--accent-violet));
}

.glow-mid-left {
    top: 35%;
    left: -300px;
    background: radial-gradient(circle, var(--seo-ruby), var(--seo-tangerine));
    opacity: 0.1;
}

.glow-bottom-right {
    bottom: 10%;
    right: -300px;
    background: radial-gradient(circle, var(--polyglot-azure), var(--polyglot-emerald));
    opacity: 0.1;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-white);
    border-radius: 20px;
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-bounce);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
}

.glass-card:hover {
    transform: translateY(-5px) scale(1.01);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.9);
}

/* Dynamic Radial Cursor Glow inside Cards */
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    background: radial-gradient(
        350px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
        rgba(255, 255, 255, 0.05),
        transparent 80%
    );
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 2;
}

.glass-card.card-seo::before {
    background: radial-gradient(
        350px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
        rgba(245, 158, 11, 0.08),
        transparent 80%
    );
}

.glass-card.card-polyglot::before {
    background: radial-gradient(
        350px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
        rgba(16, 185, 129, 0.08),
        transparent 80%
    );
}

.glass-card.card-core::before {
    background: radial-gradient(
        350px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
        rgba(6, 182, 212, 0.08),
        transparent 80%
    );
}

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

/* Pulsing Active Light */
.pulse-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7);
    animation: pulse 1.8s infinite;
    vertical-align: middle;
    margin-right: 8px;
}

.pulse-dot.dot-seo {
    background-color: var(--seo-tangerine);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
}

.pulse-dot.dot-polyglot {
    background-color: var(--polyglot-emerald);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(6, 182, 212, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(6, 182, 212, 0);
    }
}

/* Header & Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(9, 10, 15, 0.75);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-white);
    transition: var(--transition-smooth);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-white);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: 900;
    font-size: 1.1rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-silver);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-white);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 30px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    gap: 8px;
}

.btn-glowing {
    background: linear-gradient(90deg, var(--accent-violet), var(--accent-cyan));
    color: var(--text-white);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-glowing::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 80%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.btn-glowing:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
}

.btn-glowing:hover::after {
    opacity: 1;
}

.btn-ghost {
    background: transparent;
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-ghost:hover {
    border-color: var(--accent-cyan);
    background: rgba(255, 255, 255, 0.03);
}

/* Hero Section */
.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
    padding-top: 140px;
    padding-bottom: 60px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-silver);
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero React Dashboard Mockup */
.hero-visual {
    position: relative;
    z-index: 10;
}

.dashboard-window {
    width: 100%;
    background: #0b0c11;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.9);
    overflow: hidden;
}

.window-header {
    background: #11131c;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.window-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.window-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-heading);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.window-tabs {
    display: flex;
    background: #0f111a;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.window-tab {
    padding: 12px 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 8px;
}

.window-tab:hover {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.02);
}

.window-tab.active {
    background: #0b0c11;
    color: var(--text-white);
    border-bottom: 2px solid var(--accent-cyan);
}

.window-tab.active.tab-seo {
    border-bottom-color: var(--seo-tangerine);
}

.window-tab.active.tab-polyglot {
    border-bottom-color: var(--polyglot-emerald);
}

.window-tab.active.tab-dev {
    border-bottom-color: var(--accent-violet);
}

.window-body {
    min-height: 280px;
    padding: 24px;
    font-size: 0.9rem;
    color: var(--text-white);
}

/* Dashboard Mockup Content states */
.dash-content {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.dash-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Dashboard Mockup: SEO Panel */
.mock-seo-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 16px;
}

.seo-meta-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 8px;
    padding: 16px;
}

.seo-input-group {
    margin-bottom: 12px;
}

.seo-input-group label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.seo-input-group input {
    width: 100%;
    background: #11131c;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    padding: 8px 12px;
    color: var(--text-white);
    font-size: 0.85rem;
}

.seo-score-circle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 8px;
    padding: 16px;
    background: rgba(25, 20, 15, 0.1);
}

.circle-svg {
    transform: rotate(-90deg);
}

.circle-bg {
    fill: none;
    stroke: rgba(255,255,255,0.05);
    stroke-width: 4px;
}

.circle-val {
    fill: none;
    stroke: var(--seo-tangerine);
    stroke-width: 4px;
    stroke-linecap: round;
    stroke-dasharray: 188.4;
    stroke-dashoffset: 18.84; /* 90% */
}

/* Dashboard Mockup: Polyglot Panel */
.mock-poly-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.poly-lang-pane {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 8px;
    padding: 16px;
}

.poly-pane-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
}

.poly-string-item {
    font-size: 0.85rem;
    background: #11131c;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 6px;
    padding: 10px;
    margin-bottom: 8px;
}

/* Dashboard Mockup: Dev JSON Panel */
.mock-code-panel {
    background: #06070a;
    border-radius: 8px;
    padding: 16px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.8rem;
    border: 1px solid rgba(255,255,255,0.03);
    overflow-x: auto;
}

.json-key { color: var(--accent-cyan); }
.json-val { color: var(--polyglot-emerald); }
.json-num { color: var(--seo-tangerine); }
.json-str { color: var(--text-silver); }

/* Problem & Solution (PHP vs React SPA) Section */
.problem-sol-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.section-tag {
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    font-weight: 700;
}

.section-tag.tag-seo { color: var(--seo-tangerine); }
.section-tag.tag-polyglot { color: var(--polyglot-emerald); }

.section-title {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.comparison-simulator {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.sim-pane {
    background: rgba(15, 17, 26, 0.4);
    border: 1px solid var(--border-white);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    position: relative;
}

.sim-pane-header {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-white);
}

.sim-btn {
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    background: #1c1f2e;
    color: var(--text-white);
    border: 1px solid rgba(255,255,255,0.1);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 20px;
    transition: var(--transition-smooth);
}

.sim-btn:hover {
    background: #25293d;
}

.sim-btn-active {
    background: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan)) !important;
    border-color: transparent !important;
}

.metrics-box {
    margin-top: 16px;
}

.metrics-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.metrics-val {
    font-size: 1.8rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--text-white);
}

.metrics-val.slow { color: var(--seo-ruby); }
.metrics-val.fast { color: var(--polyglot-emerald); }

/* Simulated Loader Effect overlay */
.sim-loader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(9, 10, 15, 0.85);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 5;
}

.sim-loader-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--text-white);
    border-radius: 50%;
    animation: spin 1s infinite linear;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.sim-success-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 4;
}

.sim-success-flash.active {
    opacity: 1;
}

/* Three Pillars Section */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 50px;
}

.pillar-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.pillar-icon-core {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.pillar-icon-seo {
    background: rgba(245, 158, 11, 0.1);
    color: var(--seo-tangerine);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.pillar-icon-polyglot {
    background: rgba(16, 185, 129, 0.1);
    color: var(--polyglot-emerald);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.pillar-title {
    font-size: 1.35rem;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pillar-list {
    list-style: none;
    margin-top: 20px;
}

.pillar-list li {
    font-size: 0.9rem;
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
}

.pillar-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    top: -1px;
    color: var(--text-muted);
}

.glass-card.card-core:hover .pillar-list li::before {
    color: var(--accent-cyan);
}
.glass-card.card-seo:hover .pillar-list li::before {
    color: var(--seo-tangerine);
}
.glass-card.card-polyglot:hover .pillar-list li::before {
    color: var(--polyglot-emerald);
}

/* Interactive Demos Split Section */
.demos-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 48px;
    align-items: center;
}

/* Translation Slider Widget (Polyglot Demo) */
.product-translation-card {
    background: #0f111a;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 24px;
    position: relative;
    max-width: 420px;
    margin: 0 auto;
}

.slider-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    background: rgba(255,255,255,0.03);
    padding: 4px;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.05);
}

.slider-btn {
    flex: 1;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    background: transparent;
    color: var(--text-muted);
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 600;
    transition: var(--transition-smooth);
}

.slider-btn.active {
    background: var(--polyglot-emerald);
    color: var(--text-white);
}

.product-image {
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, #1b2030 0%, #0c0f17 100%);
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image::after {
    content: '';
    position: absolute;
    width: 120px;
    height: 120px;
    background: var(--polyglot-emerald);
    filter: blur(50px);
    opacity: 0.2;
}

.product-image svg {
    width: 64px;
    height: 64px;
    color: var(--polyglot-emerald);
    position: relative;
    z-index: 2;
}

.product-details {
    transition: var(--transition-smooth);
}

.product-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--polyglot-emerald);
    margin-bottom: 6px;
}

.product-title {
    font-size: 1.3rem;
    margin-bottom: 8px;
    font-family: var(--font-heading);
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-silver);
    margin-bottom: 16px;
    height: 60px;
}

.product-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 16px;
}

.product-price {
    font-size: 1.4rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--text-white);
}

/* Schema JSON-LD Visualizer Section */
.seo-demo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.search-mock-pane {
    background: #0f111a;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 24px;
}

.form-title {
    font-size: 0.95rem;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.visualizer-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 0.75rem;
    color: var(--text-silver);
}

.form-group input, .form-group select {
    background: #11131c;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-white);
    font-size: 0.85rem;
}

/* Google Search Mock Results */
.mock-google-card {
    background: #ffffff;
    color: #1a0dab;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    font-family: Arial, sans-serif;
    font-size: 14px;
}

.google-url {
    color: #202124;
    font-size: 12px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.google-title {
    font-size: 19px;
    font-weight: normal;
    text-decoration: none;
    line-height: 1.3;
    margin-bottom: 4px;
    cursor: pointer;
    color: #1a0dab;
    display: block;
}

.google-title:hover {
    text-decoration: underline;
}

.google-snippet {
    color: #4d5156;
    line-height: 1.4;
    font-size: 13px;
}

.google-rich-row {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 12px;
    color: #70757a;
    margin-bottom: 4px;
}

.google-stars {
    color: #f1c40f;
}

/* Code block highlight flash rules */
.code-highlight-line {
    background: rgba(245, 158, 11, 0.15);
    border-left: 2px solid var(--seo-tangerine);
    display: inline-block;
    width: calc(100% + 32px);
    margin-left: -16px;
    padding-left: 14px;
    transition: background 0.5s ease;
}

/* Developer Playground Section */
.dev-playground-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 48px;
    align-items: center;
}

.code-editor-tabs {
    display: flex;
    background: #0f111a;
    border-radius: 8px 8px 0 0;
    border: 1px solid rgba(255,255,255,0.06);
    border-bottom: none;
}

.code-tab {
    padding: 12px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    border-right: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition-smooth);
}

.code-tab:hover {
    color: var(--text-white);
}

.code-tab.active {
    background: #06070a;
    color: var(--accent-cyan);
    border-top: 2px solid var(--accent-cyan);
}

.code-editor-pane {
    background: #06070a;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 0 0 12px 12px;
    padding: 24px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: #d4d4d4;
    overflow-x: auto;
    min-height: 280px;
}

.code-block {
    display: none;
    line-height: 1.5;
}

.code-block.active {
    display: block;
}

/* Custom code syntax highlighting classes */
.code-keyword { color: #569cd6; }
.code-string  { color: #ce9178; }
.code-function{ color: #dcdcaa; }
.code-comment { color: #6a9955; font-style: italic; }
.code-variable{ color: #9cdcfe; }
.code-tag     { color: #e06c75; }

/* Final CTA Section */
.final-cta {
    background: linear-gradient(180deg, rgba(9, 10, 15, 0) 0%, rgba(139, 92, 246, 0.08) 100%);
    padding: 120px 0;
}

.cta-card {
    background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.1), transparent), var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 64px;
    text-align: center;
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.9);
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-desc {
    max-width: 600px;
    margin: 0 auto 36px;
    font-size: 1.15rem;
}

/* Footer styles */
.footer {
    background: #07080c;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 60px 0;
    color: var(--text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    font-size: 0.85rem;
    margin-top: 12px;
}

.footer-col h4 {
    font-size: 0.95rem;
    color: var(--text-white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.footer-col ul li {
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--text-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 30px;
    font-size: 0.8rem;
}

.footer-socials {
    display: flex;
    gap: 16px;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 120px;
        gap: 32px;
    }
    .hero-content p {
        margin: 0 auto 36px;
    }
    .hero-actions {
        justify-content: center;
    }
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    .problem-sol-grid, .demos-grid, .seo-demo-grid, .dev-playground-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.8rem !important; }
    h2 { font-size: 2rem !important; }
    .cta-card {
        padding: 40px 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .comparison-simulator {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}