:root {
    --black: #000000;
    --black-soft: #080808;
    --black-card: #0f0f0f;
    --black-elevated: #161616;
    --white: #ffffff;
    --white-soft: #f5f5f5;
    --gray-100: #e8e8e8;
    --gray-200: #d0d0d0;
    --gray-300: #a0a0a0;
    --gray-400: #707070;
    --gray-500: #505050;
    --gray-600: #303030;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'SF Mono', 'Consolas', monospace;

    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background: var(--black);
    color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
    }

    50% {
        box-shadow: 0 0 40px rgba(255, 255, 255, 0.2);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.nav-hidden {
    transform: translateY(-100%);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-icon {
    font-size: 1.8rem;
    animation: pulse 2s infinite;
}

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

.nav-link {
    color: var(--gray-300);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    letter-spacing: 0.5px;
}

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

.btn-primary {
    background: var(--white);
    color: var(--black);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 4s infinite;
}

.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;
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 32px;
    font-size: 0.85rem;
    color: var(--gray-200);
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1;
    margin-bottom: 24px;
    letter-spacing: -3px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title span {
    display: block;
    color: var(--gray-400);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-400);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
    flex-wrap: wrap;
}

.btn-hero-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    color: var(--black);
    border: none;
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.15);
}

.btn-hero-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-hero-secondary:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    animation: fadeIn 1s ease-out 0.8s both;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
}

/* Sections */
section {
    padding: 120px 0;
    scroll-margin-top: 80px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 24px;
    font-size: 0.8rem;
    color: var(--gray-300);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.1;
}

.section-title span {
    color: var(--gray-500);
}

/* Problem/Solution */
.problem-solution {
    background: var(--black-soft);
    padding: 140px 0;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.comparison-card {
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 24px 40px 40px 40px;
    transition: var(--transition);
}

.comparison-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.card-icon {
    font-size: 1.5rem;
}

.card-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.comparison-list {
    list-style: none;
}

.comparison-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--gray-300);
    font-size: 0.95rem;
}

.item-icon {
    width: 20px;
    text-align: center;
}

.negative .item-icon {
    color: var(--gray-500);
}

.positive .item-icon {
    color: var(--white);
}

.time-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 24px;
}

.negative-badge {
    background: rgba(255, 255, 255, 0.03);
    color: var(--gray-400);
}

.positive-badge {
    background: var(--white);
    color: var(--black);
}

/* SDK Section */
.sdk-section {
    background: var(--black);
}

.sdk-demo {
    max-width: 900px;
    margin: 0 auto;
}

.sdk-steps {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 48px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    transition: var(--transition);
    opacity: 0.5;
}

.step-item.active {
    opacity: 1;
}

.step-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-weight: 700;
    transition: var(--transition);
}

.step-item.active .step-number {
    background: var(--white);
    color: var(--black);
}

.step-content h4 {
    font-weight: 600;
    margin-bottom: 4px;
}

.step-content p {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.step-connector {
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.code-demo {
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
}

.code-tabs {
    display: flex;
    background: var(--black-elevated);
    padding: 8px;
    gap: 4px;
}

.code-tab {
    background: transparent;
    border: none;
    color: var(--gray-400);
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

.code-tab.active {
    background: var(--black-card);
    color: var(--white);
}

.code-panel {
    display: none;
}

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

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--black-elevated);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.code-language {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray-500);
}

.copy-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-400);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition);
}

.copy-btn:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

.code-panel pre {
    padding: 32px;
    margin: 0;
    overflow-x: auto;
}

.code-panel code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
}

.code-keyword {
    color: var(--gray-300);
}

.code-string {
    color: var(--white);
}

.code-function {
    color: var(--gray-200);
}

.code-comment {
    color: var(--gray-600);
}

.code-tag {
    color: var(--gray-300);
}

.code-attr {
    color: var(--gray-400);
}

/* Features */
.features-section {
    background: var(--black-soft);
}

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

.feature-card {
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 40px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--black-elevated);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Docs */
.docs-section {
    background: var(--black);
}

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

.doc-card {
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition);
}

.doc-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.doc-icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.doc-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.doc-card p {
    color: var(--gray-400);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.doc-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.doc-link:hover {
    gap: 12px;
}

/* Pricing */
.pricing-section {
    background: var(--black-soft);
    padding: 140px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 24px 40px 40px 40px;
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.pricing-card.featured {
    background: var(--white);
    color: var(--black);
    animation: glow 3s infinite;
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--black);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.pricing-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -2px;
}

.price-period {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.pricing-card.featured .price-period {
    color: var(--gray-500);
}

.pricing-features {
    list-style: none;
    margin: 32px 0;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.95rem;
}

.pricing-card:not(.featured) .pricing-features li {
    color: var(--gray-300);
}

.btn-pricing {
    width: 100%;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 14px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-pricing:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-pricing.primary {
    background: var(--black);
    border: none;
    color: var(--white);
}

.btn-pricing.primary:hover {
    transform: scale(1.02);
}

/* CTA */
.cta-section {
    background: var(--black);
    padding: 160px 0;
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.02) 0%, transparent 70%);
    transform: translateX(-50%);
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.cta-subtitle {
    font-size: 1.1rem;
    color: var(--gray-400);
    margin-bottom: 48px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    color: var(--black);
    border: none;
    padding: 18px 36px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.15);
}

.btn-cta-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 18px 36px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cta-note {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--black);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 100px 0 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 64px;
    margin-bottom: 64px;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand .logo {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer-tagline {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-top: 0;
}

.footer-column h4 {
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gray-300);
}

.footer-column a {
    display: block;
    color: var(--gray-500);
    text-decoration: none;
    margin-bottom: 14px;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
    width: fit-content;
}

.footer-column a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--white);
    transition: width var(--transition);
}

.footer-column a:hover {
    color: var(--white);
}

.footer-column a:hover::after {
    width: 100%;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 48px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--gray-600);
    font-size: 0.85rem;
}

.gratias-link {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.gratias-link:hover {
    color: var(--white);
}

.footer-social {
    display: flex;
    gap: 8px;
}

.footer-social a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--black-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.1rem;
}

.footer-social a:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
    transform: translateY(-3px);
}

/* Tablet */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }

    section {
        padding: 80px 0;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .docs-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
    }

    .footer-content {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

/* Mobile - Premium Design */
@media (max-width: 768px) {
    html {
        font-size: 16px;
    }

    .container {
        padding: 0 20px;
    }

    .navbar {
        padding: 14px 0;
    }

    .nav-links {
        display: none;
    }

    .logo {
        font-size: 1.4rem;
    }

    .logo-icon {
        font-size: 1.6rem;
    }

    section {
        padding: 80px 0;
    }

    /* Hero - Keep impactful */
    .hero {
        min-height: 100vh;
        min-height: 100dvh;
        padding-top: 80px;
        padding-bottom: 40px;
    }

    .hero::before {
        width: 500px;
        height: 500px;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 10px 18px;
        margin-bottom: 28px;
        border-radius: 50px;
    }

    .hero-title {
        font-size: 3rem;
        letter-spacing: -2px;
        margin-bottom: 20px;
        line-height: 1;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 40px;
        line-height: 1.7;
        color: var(--gray-300);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 14px;
        margin-bottom: 60px;
    }

    .btn-hero-primary,
    .btn-hero-secondary {
        width: 280px;
        max-width: 100%;
        justify-content: center;
        padding: 16px 28px;
        font-size: 1rem;
        border-radius: 10px;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0;
        background: var(--black-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 16px;
        padding: 24px 0;
    }

    .stat-item {
        padding: 0 12px;
        border-right: 1px solid rgba(255, 255, 255, 0.08);
    }

    .stat-item:last-child {
        border-right: none;
    }

    .stat-number {
        font-size: 1.6rem;
        letter-spacing: -1px;
    }

    .stat-label {
        font-size: 0.65rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-top: 4px;
    }

    .stat-divider {
        display: none;
    }

    /* Sections */
    .section-header {
        margin-bottom: 48px;
    }

    .section-badge {
        font-size: 0.7rem;
        padding: 8px 16px;
        margin-bottom: 20px;
    }

    .section-title {
        font-size: 2.2rem;
        letter-spacing: -1px;
    }

    /* Comparison - Side by side swipe */
    .comparison-grid {
        display: flex;
        gap: 16px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 20px;
        margin: 0 -20px;
        padding-left: 20px;
        padding-right: 20px;
        -webkit-overflow-scrolling: touch;
    }

    .comparison-card {
        flex: 0 0 85%;
        scroll-snap-align: center;
        padding: 32px 28px;
    }

    .card-header {
        margin-bottom: 28px;
    }

    .card-icon {
        font-size: 1.8rem;
    }

    .card-header h3 {
        font-size: 1.3rem;
    }

    .comparison-item {
        padding: 12px 0;
        font-size: 1rem;
    }

    .time-badge {
        padding: 14px 20px;
        font-size: 0.9rem;
        margin-top: 20px;
        border-radius: 10px;
    }

    /* SDK Steps */
    .sdk-steps {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
        margin-bottom: 40px;
    }

    .step-item {
        flex-direction: column;
        text-align: center;
        gap: 12px;
        padding: 20px 12px;
        background: var(--black-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 12px;
    }

    .step-item.active {
        border-color: rgba(255, 255, 255, 0.2);
    }

    .step-number {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .step-content h4 {
        font-size: 0.85rem;
    }

    .step-content p {
        font-size: 0.7rem;
    }

    .step-connector {
        display: none;
    }

    /* Code Demo */
    .code-demo {
        border-radius: 16px;
    }

    .code-tabs {
        padding: 8px;
        gap: 6px;
    }

    .code-tab {
        padding: 12px 16px;
        font-size: 0.9rem;
        border-radius: 10px;
    }

    .code-header {
        padding: 14px 20px;
    }

    .copy-btn {
        padding: 8px 14px;
        font-size: 0.8rem;
        border-radius: 8px;
    }

    .code-panel pre {
        padding: 24px 20px;
        font-size: 0.85rem;
    }

    /* Features - 2 column grid */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .feature-card {
        padding: 24px 20px;
    }

    .feature-icon {
        width: 48px;
        height: 48px;
        font-size: 1.2rem;
        margin-bottom: 18px;
        border-radius: 10px;
    }

    .feature-card h3 {
        font-size: 1rem;
        margin-bottom: 10px;
    }

    .feature-card p {
        font-size: 0.85rem;
        line-height: 1.6;
        color: var(--gray-400);
    }

    /* Docs - 2 column */
    .docs-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .doc-card {
        padding: 24px 20px;
    }

    .doc-icon {
        font-size: 1.8rem;
        margin-bottom: 16px;
    }

    .doc-card h3 {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .doc-card p {
        font-size: 0.85rem;
        margin-bottom: 16px;
        line-height: 1.5;
    }

    .doc-link {
        font-size: 0.85rem;
    }

    /* Pricing - Horizontal scroll */
    .pricing-grid {
        display: flex;
        gap: 16px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 20px;
        margin: 0 -20px;
        padding-left: 20px;
        padding-right: 20px;
        max-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .pricing-card {
        flex: 0 0 280px;
        scroll-snap-align: center;
        padding: 32px 28px;
    }

    .pricing-card.featured {
        flex: 0 0 290px;
    }

    .pricing-header h3 {
        font-size: 1.2rem;
    }

    .price-amount {
        font-size: 2.8rem;
    }

    .pricing-features {
        margin: 28px 0;
    }

    .pricing-features li {
        padding: 10px 0;
        font-size: 0.95rem;
    }

    .btn-pricing {
        padding: 14px;
        font-size: 1rem;
        border-radius: 10px;
    }

    /* CTA */
    .cta-section {
        padding: 100px 0;
    }

    .cta-section::before {
        width: 400px;
        height: 400px;
    }

    .cta-title {
        font-size: 2.4rem;
        letter-spacing: -1px;
    }

    .cta-subtitle {
        font-size: 1.05rem;
        margin-bottom: 40px;
        line-height: 1.7;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 14px;
    }

    .btn-cta-primary,
    .btn-cta-secondary {
        width: 280px;
        max-width: 100%;
        justify-content: center;
        padding: 16px 28px;
        font-size: 1rem;
        border-radius: 10px;
    }

    .cta-note {
        font-size: 0.9rem;
        margin-top: 20px;
    }

    /* Footer */
    .footer {
        padding: 60px 0 40px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 36px 24px;
    }

    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
        margin-bottom: 16px;
    }

    .footer-brand .logo {
        justify-content: center;
        font-size: 1.6rem;
        margin-bottom: 14px;
    }

    .footer-tagline {
        font-size: 0.95rem;
    }

    .footer-column h4 {
        font-size: 0.75rem;
        margin-bottom: 16px;
        text-align: center;
    }

    .footer-column a {
        font-size: 0.9rem;
        margin-bottom: 12px;
        display: block;
        text-align: center;
    }

    .footer-column a::after {
        display: none;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
        padding-top: 32px;
        font-size: 0.85rem;
        align-items: center;
    }

    .footer-social {
        gap: 12px;
        justify-content: center;
    }

    .footer-social a {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
    }

    .stat-number {
        font-size: 1.4rem;
    }

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

    .feature-card,
    .doc-card {
        padding: 28px 24px;
    }

    .sdk-steps {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .step-item {
        flex-direction: row;
        text-align: left;
        padding: 16px 20px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--black);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-600);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Hide scrollbar for horizontal scroll sections */
.comparison-grid::-webkit-scrollbar,
.pricing-grid::-webkit-scrollbar {
    display: none;
}

.comparison-grid,
.pricing-grid {
    -ms-overflow-style: none;
    scrollbar-width: none;
}