/* ===== ANCHORA VAAS - EVERVAULT INSPIRED DESIGN ===== */
/* Design inspired by: Evervault, Linear, Stripe */

/* ===== CSS RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    line-height: 1.6;
    color: #fafafa;
    background: #09090b;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Evervault Style Dark Theme */
    --bg-primary: #09090b;
    --bg-secondary: #0c0c0f;
    --bg-tertiary: #111114;
    --bg-card: #0f0f12;
    --bg-card-hover: #151518;
    --bg-elevated: #18181b;

    /* Text Colors */
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --text-muted: #52525b;

    /* Border Colors */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-active: rgba(255, 255, 255, 0.2);

    /* Brand Colors - Purple/Indigo like Evervault */
    --accent-primary: #8b5cf6;
    --accent-primary-hover: #7c3aed;
    --accent-secondary: #a78bfa;
    --accent-green: #22c55e;
    --accent-blue: #3b82f6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #3b82f6 100%);
    --accent-glow: rgba(139, 92, 246, 0.5);

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

    /* Font weights */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: 96px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-3xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.3);
    --shadow-glow-sm: 0 0 30px rgba(139, 92, 246, 0.2);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Container */
    --container-max: 1200px;
    --container-padding: 24px;
}

/* ===== CONTAINER ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: var(--font-semibold);
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--text-primary);
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    font-family: var(--font-sans);
    font-weight: var(--font-medium);
    font-size: 14px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

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

.btn-primary:hover {
    background: #e4e4e7;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.1);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

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

.btn-gradient {
    background: var(--accent-gradient);
    color: var(--text-primary);
    border: none;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-sm);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 15px;
    border-radius: var(--radius-xl);
}

.btn-xl {
    padding: 18px 36px;
    font-size: 16px;
    border-radius: var(--radius-xl);
}

.btn-icon {
    width: 16px;
    height: 16px;
}

/* ===== COMPONENT PLACEHOLDERS ===== */
#navbar-placeholder {
    min-height: 64px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(9, 9, 11, 0.8);
}

.footer-minimal {
    padding: 24px 0;
    background: transparent;
    border-top: 1px solid var(--border-color);
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(9, 9, 11, 0.95);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px var(--container-padding);
    max-width: var(--container-max);
    margin: 0 auto;
}

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo-icon {
    height: 28px;
    width: 28px;
}

.nav-logo-text {
    font-family: 'Inter Display', 'Inter', sans-serif;
    font-size: 20px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.nav-logo-img {
    height: 32px;
    width: auto;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
}

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

.nav-divider {
    width: 1px;
    height: 20px;
    background: var(--border-color);
}

.btn-primary-light {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 10px 20px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: all var(--transition-base);
}

.btn-primary-light:hover {
    background: #e4e4e7;
    transform: translateY(-1px);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu-btn i,
.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

/* Mobile Sidebar - Full screen overlay style like Resend */
.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--bg-secondary);
    z-index: 1001;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-sidebar.active {
    right: 0;
}

.mobile-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-color);
}

.mobile-sidebar-header .nav-logo-text {
    font-size: 20px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
}

.mobile-close-btn {
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.mobile-close-btn:hover {
    color: var(--text-primary);
}

.mobile-close-btn i,
.mobile-close-btn svg {
    width: 24px;
    height: 24px;
}

/* Mobile Sidebar Action Buttons */
.mobile-sidebar-actions {
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.mobile-btn-primary {
    display: block;
    text-align: center;
    padding: 14px 20px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: var(--radius-lg);
    font-size: 15px;
    font-weight: var(--font-semibold);
    text-decoration: none;
    transition: all var(--transition-base);
}

.mobile-btn-primary:hover {
    background: #e4e4e7;
}

.mobile-btn-secondary {
    display: block;
    text-align: center;
    padding: 14px 20px;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    font-size: 15px;
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.mobile-btn-secondary:hover {
    color: var(--text-primary);
}

.mobile-sidebar-links {
    display: flex;
    flex-direction: column;
    padding: var(--space-4) 0;
    border-top: 1px solid var(--border-color);
    margin-top: var(--space-2);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    font-weight: var(--font-medium);
    transition: all var(--transition-fast);
}

.mobile-nav-link i,
.mobile-nav-link svg {
    width: 16px;
    height: 16px;
    color: var(--text-tertiary);
}

.mobile-nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===== HERO SECTION ===== */
.hero-dark {
    min-height: 70vh;
    padding: 100px 0 40px;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

/* Gradient background like Evervault */
.hero-dark::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(ellipse 40% 30% at 70% 20%, rgba(139, 92, 246, 0.15), transparent 50%),
        radial-gradient(ellipse 35% 25% at 30% 70%, rgba(99, 102, 241, 0.1), transparent 50%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(59, 130, 246, 0.05), transparent 60%);
    animation: gradientMove 20s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes gradientMove {
    0% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-2%, 2%) rotate(1deg); }
    100% { transform: translate(2%, -2%) rotate(-1deg); }
}

.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    min-height: calc(100vh - 280px);
    position: relative;
    z-index: 1;
}

.hero-dark .hero-content {
    max-width: 540px;
}

.hero-title-large {
    font-size: clamp(34px, 4vw, 42px);
    font-weight: var(--font-bold);
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: var(--space-6);
    letter-spacing: -0.035em;
}

/* Rotating Text Animation */
.rotating-text-wrapper {
    display: inline-block;
    position: relative;
    min-width: 280px;
}

.rotating-text {
    display: inline-block;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.5s ease-out;
}

.rotating-text.fade-out {
    animation: fadeOutDown 0.3s ease-in forwards;
}

.rotating-text.fade-in {
    animation: fadeInUp 0.3s ease-out forwards;
}

@keyframes fadeOutDown {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(10px);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle-large {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: var(--space-10);
    line-height: 1.7;
    max-width: 460px;
}

.hero-dark .hero-cta {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.btn-white {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 16px 32px;
    border-radius: var(--radius-xl);
    font-size: 15px;
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: all var(--transition-base);
    border: none;
}

.btn-white:hover {
    background: #e4e4e7;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.15);
}

.btn-ghost-light {
    background: transparent;
    color: var(--text-primary);
    padding: 16px 32px;
    border-radius: var(--radius-xl);
    font-size: 15px;
    font-weight: var(--font-medium);
    text-decoration: none;
    border: 1px solid var(--border-hover);
    transition: all var(--transition-base);
}

.btn-ghost-light:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-active);
}

/* ===== HERO VISUAL - DATA ANCHORING ANIMATION ===== */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.anchor-visual {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Animated background grid */
.anchor-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    border-radius: var(--radius-2xl);
    animation: gridPulse 4s ease-in-out infinite;
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Flowing data particles */
.data-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-primary), 0 0 20px rgba(139, 92, 246, 0.3);
}

.particle.p1 { animation: flowToCenter 3s ease-in-out infinite; top: 10%; left: 10%; }
.particle.p2 { animation: flowToCenter 3s ease-in-out infinite 0.5s; top: 10%; right: 10%; }
.particle.p3 { animation: flowToCenter 3s ease-in-out infinite 1s; bottom: 10%; left: 10%; }
.particle.p4 { animation: flowToCenter 3s ease-in-out infinite 1.5s; bottom: 10%; right: 10%; }
.particle.p5 { animation: flowToCenter 3s ease-in-out infinite 2s; top: 50%; left: 5%; }
.particle.p6 { animation: flowToCenter 3s ease-in-out infinite 2.5s; top: 50%; right: 5%; }

@keyframes flowToCenter {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    20% {
        opacity: 1;
        transform: scale(1);
    }
    80% {
        opacity: 1;
        transform: scale(1) translate(calc(200px - 100%), calc(200px - 100%));
    }
    100% {
        opacity: 0;
        transform: scale(0.5) translate(calc(200px - 100%), calc(200px - 100%));
    }
}

/* Central anchor core */
.anchor-core {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.anchor-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid;
}

.anchor-ring.ring-1 {
    width: 100%;
    height: 100%;
    border-color: rgba(139, 92, 246, 0.2);
    animation: ringPulse 2s ease-out infinite;
}

.anchor-ring.ring-2 {
    width: 140%;
    height: 140%;
    border-color: rgba(139, 92, 246, 0.1);
    animation: ringPulse 2s ease-out infinite 0.3s;
}

.anchor-ring.ring-3 {
    width: 180%;
    height: 180%;
    border-color: rgba(139, 92, 246, 0.05);
    animation: ringPulse 2s ease-out infinite 0.6s;
}

@keyframes ringPulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

.anchor-center {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-primary), #6366f1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 40px rgba(139, 92, 246, 0.4),
        0 0 80px rgba(139, 92, 246, 0.2),
        inset 0 -4px 20px rgba(0, 0, 0, 0.3);
    animation: anchorGlow 3s ease-in-out infinite;
}

.anchor-center i,
.anchor-center svg {
    width: 36px;
    height: 36px;
    color: white;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

@keyframes anchorGlow {
    0%, 100% { box-shadow: 0 0 40px rgba(139, 92, 246, 0.4), 0 0 80px rgba(139, 92, 246, 0.2); }
    50% { box-shadow: 0 0 60px rgba(139, 92, 246, 0.6), 0 0 100px rgba(139, 92, 246, 0.3); }
}

/* Blockchain nodes */
.blockchain-nodes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.node {
    position: absolute;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.node-1 { top: 8%; left: 8%; }
.node-2 { top: 8%; right: 8%; }
.node-3 { bottom: 8%; left: 8%; }
.node-4 { bottom: 8%; right: 8%; }

.node-inner {
    width: 24px;
    height: 24px;
    background: var(--bg-card);
    border: 2px solid rgba(139, 92, 246, 0.5);
    border-radius: var(--radius-md);
    z-index: 2;
    position: relative;
}

.node-1 .node-inner { animation: nodeActivate 4s ease-in-out infinite; }
.node-2 .node-inner { animation: nodeActivate 4s ease-in-out infinite 1s; }
.node-3 .node-inner { animation: nodeActivate 4s ease-in-out infinite 2s; }
.node-4 .node-inner { animation: nodeActivate 4s ease-in-out infinite 3s; }

@keyframes nodeActivate {
    0%, 70%, 100% {
        background: var(--bg-card);
        border-color: rgba(139, 92, 246, 0.3);
        box-shadow: none;
    }
    25%, 45% {
        background: var(--accent-primary);
        border-color: var(--accent-primary);
        box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
    }
}

.node-pulse {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-md);
    animation: nodePulseRing 4s ease-out infinite;
    opacity: 0;
}

.node-1 .node-pulse { animation-delay: 0s; }
.node-2 .node-pulse { animation-delay: 1s; }
.node-3 .node-pulse { animation-delay: 2s; }
.node-4 .node-pulse { animation-delay: 3s; }

@keyframes nodePulseRing {
    0%, 15% { transform: scale(1); opacity: 0; }
    25% { transform: scale(1); opacity: 1; }
    45% { transform: scale(2); opacity: 0; }
    100% { transform: scale(2); opacity: 0; }
}

/* Connection lines SVG */
.connection-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.connect-line {
    stroke: rgba(139, 92, 246, 0.2);
    stroke-width: 1;
    stroke-dasharray: 8 4;
    animation: lineFlow 2s linear infinite;
}

.cl-1 { animation-delay: 0s; }
.cl-2 { animation-delay: 0.5s; }
.cl-3 { animation-delay: 1s; }
.cl-4 { animation-delay: 1.5s; }

@keyframes lineFlow {
    from { stroke-dashoffset: 24; }
    to { stroke-dashoffset: 0; }
}

/* Floating hash strings */
.floating-hashes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hash-string {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 11px;
    color: rgba(139, 92, 246, 0.4);
    animation: hashFloat 6s ease-in-out infinite;
}

.hash-string.h1 { top: 25%; left: 5%; animation-delay: 0s; }
.hash-string.h2 { top: 70%; right: 5%; animation-delay: 2s; }
.hash-string.h3 { bottom: 25%; left: 60%; animation-delay: 4s; }

@keyframes hashFloat {
    0%, 100% { opacity: 0; transform: translateY(0); }
    20%, 80% { opacity: 1; }
    50% { transform: translateY(-10px); }
}

/* Verified badge */
.verified-badge {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(34, 197, 94, 0.1);
    color: var(--accent-green);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: var(--font-semibold);
    border: 1px solid rgba(34, 197, 94, 0.2);
    animation: badgePulse 3s ease-in-out infinite;
}

.verified-badge i,
.verified-badge svg {
    width: 16px;
    height: 16px;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.3); }
    50% { box-shadow: 0 0 20px 0 rgba(34, 197, 94, 0.2); }
}

/* ===== SECTION STYLES ===== */
.section {
    padding: var(--space-16) 0;
    background: var(--bg-primary);
    position: relative;
}

.code-section {
    background: var(--bg-secondary);
    padding: var(--space-12) 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-badge {
    display: inline-block;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-5);
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: var(--font-bold);
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: var(--space-5);
    letter-spacing: -0.03em;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 640px;
    margin: 0 auto;
}

/* ===== CODE BLOCK ===== */
.code-demo-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.code-block {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.code-block:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
}

.hero-code-block .code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.code-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.code-title {
    font-size: 14px;
    font-weight: var(--font-medium);
    color: var(--text-primary);
}

.code-tabs {
    display: flex;
    gap: var(--space-1);
}

.code-tab {
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: var(--font-medium);
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.code-tab:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.code-tab.active {
    background: var(--accent-primary);
    color: var(--text-primary);
}

.code-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.copy-btn {
    padding: 10px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.run-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 10px 20px;
    background: var(--accent-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-base);
}

.run-btn:hover {
    background: var(--accent-primary-hover);
    transform: translateY(-1px);
}

.run-btn i, .run-btn svg {
    width: 14px;
    height: 14px;
}

.code-content {
    padding: var(--space-6);
    background: var(--bg-card);
}

.tab-content {
    display: none;
}

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

.code-syntax {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
    overflow-x: auto;
}

/* Syntax Highlighting */
.code-keyword { color: #c084fc; font-weight: var(--font-medium); }
.code-string { color: #4ade80; }
.code-function { color: #60a5fa; font-weight: var(--font-medium); }
.code-property { color: #f472b6; }
.code-var { color: #e4e4e7; }
.code-comment { color: #52525b; font-style: italic; }
.code-number { color: #fb923c; }

/* ===== GRID SYSTEM ===== */
.grid {
    display: grid;
    gap: var(--space-5);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid-4-equal {
    grid-template-columns: repeat(4, 1fr);
}

/* ===== CARDS ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-slow);
}

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

.card-body {
    padding: var(--space-6);
}

/* ===== FEATURE CARDS ===== */
.feature-card {
    padding: var(--space-6);
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-slow);
}

.feature-card:hover {
    border-color: rgba(139, 92, 246, 0.3);
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow-sm);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-5);
    color: var(--accent-primary);
    transition: all var(--transition-slow);
}

.feature-card:hover .feature-icon {
    background: var(--accent-gradient);
    border-color: transparent;
    color: var(--text-primary);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow-sm);
}

.feature-title {
    font-size: 18px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.65;
    font-size: 15px;
}

.feature-tags {
    margin-top: var(--space-5);
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-primary);
    padding: 6px 10px;
    border-radius: var(--radius);
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: var(--font-medium);
    border: 1px solid rgba(139, 92, 246, 0.15);
}

/* ===== COMPARISON TABLE ===== */
.comparison-table {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin: var(--space-6) 0;
}

/* Styles for actual table elements inside .comparison-table */
.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.comparison-table thead {
    background: var(--bg-tertiary);
}

.comparison-table th {
    padding: var(--space-4) var(--space-5);
    text-align: left;
    font-weight: var(--font-semibold);
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table td {
    padding: var(--space-4) var(--space-5);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
    line-height: 1.5;
}

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

.comparison-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table td strong {
    color: var(--text-primary);
    font-weight: var(--font-medium);
}

.comparison-table td code {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 13px;
}

.table-header {
    background: var(--bg-tertiary);
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    font-weight: var(--font-semibold);
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--border-color);
}

.table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.table-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

.table-row:last-child {
    border-bottom: none;
}

.table-row.highlight {
    background: rgba(139, 92, 246, 0.06);
    border: 1px solid rgba(139, 92, 246, 0.15);
    margin: var(--space-2);
    border-radius: var(--radius-lg);
}

.table-cell {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--text-secondary);
    font-size: 14px;
}

.platform-logo {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-md);
}

.platform-logo-img {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.platform-logo-anchora {
    width: 28px;
    height: 28px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow-sm);
}

.platform-logo-anchora i,
.platform-logo-anchora svg {
    width: 16px;
    height: 16px;
    color: var(--text-primary);
}

/* ===== LIVE RESULTS ===== */
.live-results-card {
    position: sticky;
    top: 100px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.live-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.live-results-title {
    font-size: 15px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

.live-indicator {
    width: 10px;
    height: 10px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

.live-results-body {
    padding: var(--space-5);
}

.result-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
}

.result-row:last-child {
    margin-bottom: 0;
}

.result-row-highlight {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.result-label {
    font-size: 13px;
    font-weight: var(--font-medium);
    color: var(--text-tertiary);
}

.result-value {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 13px;
    font-weight: var(--font-medium);
    color: var(--text-primary);
}

.result-value.result-success {
    color: var(--accent-green);
}

.result-value.result-mono {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.result-icon {
    width: 14px;
    height: 14px;
}

/* ===== API DEMO GRID ===== */
.api-demo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: start;
}

/* ===== PRICING ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    text-align: center;
    transition: all var(--transition-slow);
}

.pricing-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 1px solid rgba(139, 92, 246, 0.4);
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.08) 0%, var(--bg-card) 100%);
}

.pricing-card.featured:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gradient);
    color: var(--text-primary);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--border-color);
}

.pricing-tier {
    font-size: 12px;
    font-weight: var(--font-semibold);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-4);
}

.pricing-price-wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
    margin-bottom: var(--space-2);
}

.pricing-currency {
    font-size: 24px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-top: 10px;
}

.pricing-amount {
    font-size: 60px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.03em;
}

.pricing-period {
    color: var(--text-tertiary);
    font-size: 14px;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-10);
    text-align: left;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
    font-size: 14px;
}

.pricing-features li i,
.pricing-features li svg {
    width: 18px;
    height: 18px;
    color: var(--accent-green);
    flex-shrink: 0;
}

.pricing-btn {
    width: 100%;
}

/* ===== TESTIMONIALS ===== */
.testimonial-card {
    padding: var(--space-8);
    text-align: left;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-slow);
}

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

.testimonial-quote {
    font-size: 16px;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.testimonial-quote::before {
    content: '"';
    font-size: 48px;
    color: var(--accent-primary);
    line-height: 1;
    float: left;
    margin-right: var(--space-3);
    margin-top: -8px;
    font-family: Georgia, serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.testimonial-name {
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: 2px;
    font-size: 15px;
}

.testimonial-title {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* ===== TECHNICAL SPECIFICATIONS SECTION ===== */
.tech-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.tech-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    text-align: center;
    transition: all var(--transition-base);
}

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

.tech-card-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
}

.tech-card-icon i,
.tech-card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-primary);
}

.tech-card-title {
    font-size: 18px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.tech-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: inline-block;
    text-align: left;
}

.tech-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
}

.tech-list li:last-child {
    margin-bottom: 0;
}

.tech-list li i,
.tech-list li svg {
    width: 16px;
    height: 16px;
    color: var(--accent-green);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== SDK SECTION ===== */
.sdk-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    max-width: 900px;
    margin: 0 auto;
}

.sdk-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    text-align: center;
    transition: all var(--transition-base);
}

.sdk-badge {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-tertiary);
    font-size: 10px;
    font-weight: var(--font-medium);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.sdk-coming-soon {
    padding-top: var(--space-8);
}

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

.sdk-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sdk-icon svg {
    width: 40px;
    height: 40px;
}

.sdk-icon i {
    width: 40px;
    height: 40px;
    color: var(--text-secondary);
}

.sdk-name {
    font-size: 16px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.sdk-install {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-tertiary);
    background: var(--bg-tertiary);
    padding: 6px 10px;
    border-radius: var(--radius-md);
    display: block;
}

/* ===== GETTING STARTED SECTION ===== */
.getting-started-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    position: relative;
    transition: all var(--transition-base);
}

.step-card:hover {
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-4px);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: var(--font-bold);
    color: white;
    margin-bottom: var(--space-4);
}

.step-title {
    font-size: 18px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.step-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

.step-time {
    font-size: 12px;
    color: var(--accent-green);
    font-weight: var(--font-medium);
}

.step-code {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.1);
    padding: 6px 10px;
    border-radius: var(--radius-md);
    display: block;
}

/* ===== FAQ SECTION ===== */
.faq-section {
    background: var(--bg-primary);
}

.faq-accordion {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
    gap: var(--space-3);
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    overflow: hidden;
}

.faq-item:hover {
    border-color: var(--border-hover);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-5);
    font-size: 16px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    gap: var(--space-4);
}

.faq-question:hover {
    color: var(--accent-primary);
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--accent-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 var(--space-5);
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 var(--space-5) var(--space-5);
}

.faq-answer p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== ABOUT SECTION ===== */
.about-section {
    background: var(--bg-primary);
    padding-bottom: var(--space-8);
}

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

.about-story {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 64px;
}

.about-block {
    display: flex;
    gap: 24px;
    padding: 32px;
    background: rgba(139, 92, 246, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.12);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.about-block:hover {
    border-color: rgba(139, 92, 246, 0.3);
    background: rgba(139, 92, 246, 0.08);
}

.about-block-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(99, 102, 241, 0.2));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-block-icon i {
    width: 24px;
    height: 24px;
    color: #a78bfa;
}

.about-block-title {
    font-size: 20px;
    font-weight: 700;
    color: #f3f4f6;
    margin-bottom: 8px;
}

.about-block-text {
    font-size: 16px;
    color: #9ca3af;
    line-height: 1.7;
}

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

.about-value {
    text-align: center;
    padding: 32px 20px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(139, 92, 246, 0.1);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.about-value:hover {
    border-color: rgba(139, 92, 246, 0.25);
    transform: translateY(-4px);
}

.about-value i {
    width: 32px;
    height: 32px;
    color: #8b5cf6;
    margin-bottom: 16px;
}

.about-value h4 {
    font-size: 16px;
    font-weight: 700;
    color: #f3f4f6;
    margin-bottom: 8px;
}

.about-value p {
    font-size: 14px;
    color: #9ca3af;
    line-height: 1.6;
}

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

@media (max-width: 640px) {
    .about-block {
        flex-direction: column;
        gap: 16px;
    }

    .about-values-grid {
        grid-template-columns: 1fr;
    }
}

/* About CTA Banner (Co-founder/Investor) */
.about-cta-banner {
    margin-top: 64px;
    padding: 40px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(99, 102, 241, 0.08) 100%);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.about-cta-content {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    flex: 1;
}

.about-cta-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-cta-icon i {
    width: 24px;
    height: 24px;
    color: #fff;
}

.about-cta-text h3 {
    font-size: 20px;
    font-weight: 700;
    color: #f3f4f6;
    margin-bottom: 8px;
}

.about-cta-text p {
    font-size: 15px;
    color: #9ca3af;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .about-cta-banner {
        flex-direction: column;
        text-align: center;
        padding: 32px 24px;
    }

    .about-cta-content {
        flex-direction: column;
        align-items: center;
    }
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cta-content {
    text-align: center;
    margin-bottom: var(--space-10);
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    flex-wrap: wrap;
}

.cta-features {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-size: 14px;
}

.cta-feature i,
.cta-feature svg {
    width: 16px;
    height: 16px;
    color: var(--accent-green);
}

.cta-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
}

.cta-stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    transition: all var(--transition-base);
}

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

.cta-stat-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cta-stat-icon i,
.cta-stat-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-primary);
}

.cta-stat-info {
    text-align: left;
}

.cta-stat-value {
    font-size: 24px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.cta-stat-label {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-primary);
    color: var(--text-secondary);
    padding: var(--space-20) 0 var(--space-10);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-16);
    margin-bottom: var(--space-16);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    font-size: 22px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-5);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
}

.footer-logo-icon {
    height: 24px;
    width: 24px;
    margin-right: 8px;
}

.footer-description {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: var(--space-6);
    color: var(--text-tertiary);
}

.footer-section h4 {
    font-size: 12px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-5);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

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

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-10);
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    color: var(--text-tertiary);
    font-size: 13px;
}

.footer-legal {
    display: flex;
    gap: var(--space-8);
}

.footer-legal a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 13px;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--text-secondary);
}

.footer-external-icon {
    width: 12px;
    height: 12px;
    display: inline;
    vertical-align: middle;
    margin-left: 4px;
}

/* ===== BLOG PAGE STYLES ===== */
.blog-hero {
    padding: 120px 0 60px;
    background: var(--bg-primary);
}

.blog-hero-content {
    text-align: center;
    margin-bottom: var(--space-10);
}

.blog-hero-title {
    font-size: clamp(40px, 5vw, 56px);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    letter-spacing: -0.03em;
}

.blog-hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* Blog Filters */
.blog-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

/* Featured Post */
.blog-featured-section {
    padding-top: 0;
}

.featured-post {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    text-decoration: none;
    transition: all var(--transition-base);
}

.featured-post:hover {
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-4px);
}

.featured-post-image {
    background: var(--bg-tertiary);
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-post-placeholder {
    width: 100px;
    height: 100px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-post-placeholder i,
.featured-post-placeholder svg {
    width: 48px;
    height: 48px;
    color: white;
}

.featured-post-content {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.post-category {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-primary);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: var(--font-semibold);
}

.post-date {
    color: var(--text-tertiary);
    font-size: 13px;
}

.featured-post-title {
    font-size: 28px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.featured-post-excerpt {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.post-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.author-avatar {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar i,
.author-avatar svg {
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-size: 14px;
    font-weight: var(--font-medium);
    color: var(--text-primary);
}

.read-time {
    font-size: 12px;
    color: var(--text-tertiary);
}

/* Blog Grid */
.blog-grid-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-decoration: none;
    transition: all var(--transition-base);
}

.blog-card:hover {
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-4px);
}

/* Hidden posts for load more functionality */
.blog-card.hidden-post {
    display: none;
}

.blog-card-image {
    background: var(--bg-tertiary);
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-placeholder {
    width: 60px;
    height: 60px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-placeholder i,
.blog-card-placeholder svg {
    width: 28px;
    height: 28px;
    color: var(--accent-primary);
}

.blog-card-content {
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card-title {
    font-size: 18px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.4;
}

.blog-card-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex: 1;
}

.read-more {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 14px;
    font-weight: var(--font-medium);
    color: var(--accent-primary);
    transition: gap var(--transition-fast);
}

.blog-card:hover .read-more {
    gap: var(--space-3);
}

.read-more i,
.read-more svg {
    width: 16px;
    height: 16px;
}

.blog-load-more {
    display: flex;
    justify-content: center;
    margin-top: var(--space-10);
}

/* Newsletter Section */
.blog-newsletter-section {
    background: var(--bg-primary);
}

.newsletter-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-10);
}

.newsletter-title {
    font-size: 28px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.newsletter-description {
    font-size: 16px;
    color: var(--text-secondary);
}

.newsletter-form {
    display: flex;
    gap: var(--space-3);
    flex-shrink: 0;
}

.newsletter-input {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 14px 20px;
    font-size: 15px;
    color: var(--text-primary);
    width: 280px;
    transition: all var(--transition-base);
}

.newsletter-input::placeholder {
    color: var(--text-tertiary);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* Active nav link */
.nav-link.active {
    color: var(--text-primary);
}

/* Blog responsive */
@media (max-width: 1024px) {
    .featured-post {
        grid-template-columns: 1fr;
    }

    .featured-post-image {
        min-height: 240px;
    }

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

    .newsletter-card {
        flex-direction: column;
        text-align: center;
    }

    .newsletter-form {
        width: 100%;
        max-width: 400px;
    }

    .newsletter-input {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: 100px 0 40px;
    }

    .blog-hero-title {
        font-size: 36px;
    }

    .blog-filters {
        gap: var(--space-2);
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

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

    .featured-post-title {
        font-size: 22px;
    }

    .newsletter-card {
        padding: var(--space-6);
    }

    .newsletter-title {
        font-size: 22px;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-input {
        width: 100%;
    }
}

/* ===== BLOG POST PAGE STYLES ===== */
.blog-post {
    background: var(--bg-primary);
}

.blog-post-header {
    padding: 120px 0 60px;
    border-bottom: 1px solid var(--border-color);
}

.back-to-blog {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: var(--space-6);
    transition: color var(--transition-fast);
}

.back-to-blog:hover {
    color: var(--text-primary);
}

.back-to-blog i,
.back-to-blog svg {
    width: 16px;
    height: 16px;
}

.blog-post-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-5);
    max-width: 800px;
}

.blog-post-excerpt {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-8);
    max-width: 700px;
}

.blog-post-content {
    padding: var(--space-16) 0;
}

.container-narrow {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Blog Post Typography */
.blog-post-content h2 {
    font-size: 28px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin: var(--space-12) 0 var(--space-5);
    letter-spacing: -0.02em;
}

.blog-post-content h2:first-child {
    margin-top: 0;
}

.blog-post-content h3 {
    font-size: 20px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: var(--space-8) 0 var(--space-4);
}

.blog-post-content p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-5);
}

.blog-post-content ul,
.blog-post-content ol {
    margin: var(--space-5) 0;
    padding-left: var(--space-6);
}

.blog-post-content li {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-3);
}

.blog-post-content a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.blog-post-content a:hover {
    opacity: 0.8;
}

.blog-post-content code {
    font-family: var(--font-mono);
    font-size: 14px;
    background: var(--bg-tertiary);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
}

.blog-post-content blockquote {
    border-left: 3px solid var(--accent-primary);
    padding-left: var(--space-5);
    margin: var(--space-8) 0;
    font-size: 18px;
    color: var(--text-secondary);
    font-style: italic;
}

.blog-post-content strong {
    color: var(--text-primary);
    font-weight: var(--font-semibold);
}

/* Blog Code Block */
.blog-code-block {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    margin: var(--space-6) 0;
    overflow: hidden;
}

.blog-code-block .code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.blog-code-block .code-lang {
    font-size: 12px;
    font-weight: var(--font-medium);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-code-block .copy-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    font-size: 12px;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.blog-code-block .copy-btn:hover {
    color: var(--text-primary);
}

.blog-code-block .copy-btn i,
.blog-code-block .copy-btn svg {
    width: 14px;
    height: 14px;
}

.blog-code-block pre {
    padding: var(--space-5);
    margin: 0;
    overflow-x: auto;
}

.blog-code-block code {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.7;
    background: none;
    padding: 0;
    color: var(--text-secondary);
}

/* Blog Info Box */
.blog-info-box {
    display: flex;
    gap: var(--space-4);
    background: rgba(139, 92, 246, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.15);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    margin: var(--space-6) 0;
}

.blog-info-box.info-box-tip {
    background: rgba(34, 197, 94, 0.05);
    border-color: rgba(34, 197, 94, 0.15);
}

.blog-info-box.info-box-tip .info-box-icon {
    color: var(--accent-green);
}

.info-box-icon {
    flex-shrink: 0;
    color: var(--accent-primary);
}

.info-box-icon i,
.info-box-icon svg {
    width: 20px;
    height: 20px;
}

.info-box-content {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.info-box-content strong {
    color: var(--text-primary);
}

/* Blog CTA Box */
.blog-cta-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    margin: var(--space-12) 0;
}

.blog-cta-box h3 {
    font-size: 24px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.blog-cta-box p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

/* Blog Comparison Table */
.blog-comparison-table {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin: var(--space-6) 0;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 2fr;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-header {
    background: var(--bg-tertiary);
}

.comparison-header .comparison-cell {
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

.comparison-cell {
    padding: var(--space-4);
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.comparison-cell .icon-green {
    color: var(--accent-green);
    width: 16px;
    height: 16px;
}

.comparison-cell .icon-red {
    color: #ef4444;
    width: 16px;
    height: 16px;
}

/* Feature List in Blog */
.feature-list {
    display: grid;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.feature-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast);
}

.feature-item:hover {
    border-color: var(--border-hover);
}

.feature-icon-small {
    width: 40px;
    height: 40px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon-small i,
.feature-icon-small svg {
    width: 20px;
    height: 20px;
    color: var(--accent-primary);
}

.feature-item strong {
    font-size: 15px;
    color: var(--text-primary);
    display: block;
    margin-bottom: var(--space-1);
}

.feature-item p {
    font-size: 14px;
    color: var(--text-tertiary);
    margin: 0;
    line-height: 1.5;
}

/* Related Posts Section */
.related-posts-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.related-posts-title {
    font-size: 24px;
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-8);
}

.related-posts-section .blog-grid {
    grid-template-columns: repeat(2, 1fr);
}

/* Blog Post Responsive */
@media (max-width: 768px) {
    .blog-post-header {
        padding: 100px 0 40px;
    }

    .blog-post-title {
        font-size: 28px;
    }

    .blog-post-excerpt {
        font-size: 17px;
    }

    .blog-post-content {
        padding: var(--space-10) 0;
    }

    .blog-post-content h2 {
        font-size: 24px;
    }

    .blog-post-content h3 {
        font-size: 18px;
    }

    .blog-post-content p,
    .blog-post-content li {
        font-size: 16px;
    }

    .blog-cta-box {
        padding: var(--space-6);
    }

    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-cell:first-child {
        font-weight: var(--font-medium);
        color: var(--text-primary);
        background: var(--bg-tertiary);
    }

    /* Responsive table styles */
    .comparison-table {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .comparison-table table {
        min-width: 500px;
        font-size: 13px;
    }

    .comparison-table th,
    .comparison-table td {
        padding: var(--space-3) var(--space-4);
    }

    .comparison-table th {
        font-size: 11px;
    }

    .related-posts-section .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== ANIMATIONS ===== */
.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-fade-in {
    animation: fadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-delay-100 { animation-delay: 100ms; }
.animate-delay-200 { animation-delay: 200ms; }
.animate-delay-300 { animation-delay: 300ms; }
.animate-delay-400 { animation-delay: 400ms; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-split {
        display: flex;
        flex-direction: column-reverse;
        text-align: center;
        gap: var(--space-12);
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-dark .hero-content {
        max-width: 100%;
    }

    .hero-subtitle-large {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-dark .hero-cta {
        justify-content: center;
    }

    .hero-dark {
        min-height: auto;
        padding: 90px 0 40px;
    }

    .encryption-card {
        width: 340px;
    }

    .grid-4-equal {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .sdk-badge {
        font-size: 9px;
        padding: 3px 8px;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-10);
    }

    .api-demo-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-right {
        display: none;
    }

    .hero-split {
        gap: var(--space-8);
    }

    .hero-title-large {
        font-size: 36px;
    }

    .hero-subtitle-large {
        font-size: 16px;
    }

    .hero-dark .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .section {
        padding: var(--space-12) 0;
    }

    .section-header {
        margin-bottom: var(--space-8);
    }

    .grid-4-equal {
        grid-template-columns: 1fr;
    }

    .anchor-visual {
        width: 100%;
        max-width: 320px;
        height: 320px;
        margin-bottom: var(--space-6);
    }

    .verified-badge {
        bottom: -20px;
    }

    .hero-visual {
        margin-bottom: var(--space-4);
    }

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

    .sdk-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }

    .sdk-card {
        padding: var(--space-4);
        padding-top: var(--space-6);
    }

    .sdk-badge {
        font-size: 8px;
        padding: 2px 6px;
        top: -6px;
    }

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

    .faq-accordion {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .cta-stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }

    .cta-stat-card {
        padding: var(--space-4);
        gap: var(--space-3);
    }

    .cta-stat-icon {
        width: 40px;
        height: 40px;
    }

    .cta-stat-icon i,
    .cta-stat-icon svg {
        width: 20px;
        height: 20px;
    }

    .cta-stat-value {
        font-size: 20px;
    }

    .cta-features {
        flex-direction: column;
        gap: var(--space-3);
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-6);
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-5);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 20px;
    }

    .hero-title-large {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .feature-card {
        padding: var(--space-6);
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

::selection {
    background: rgba(139, 92, 246, 0.3);
    color: var(--text-primary);
}

/* ===== MERKLE TREE BATCHING SECTION ===== */
.merkle-section {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

/* Cost Comparison Grid */
.cost-comparison-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-16);
    flex-wrap: wrap;
}

.cost-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    width: 320px;
    transition: var(--transition);
}

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

.cost-card-old {
    opacity: 0.7;
}

.cost-card-new {
    border-color: var(--accent-green);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.05) 0%, transparent 100%);
    box-shadow: 0 0 40px rgba(34, 197, 94, 0.1);
}

.cost-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.cost-label {
    font-size: 14px;
    font-weight: var(--font-semibold);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cost-icon-bad {
    width: 24px;
    height: 24px;
    color: #ef4444;
}

.cost-icon-good {
    width: 24px;
    height: 24px;
    color: var(--accent-green);
}

.cost-calculation {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.cost-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-secondary);
}

.cost-row-highlight {
    background: rgba(255, 255, 255, 0.03);
    margin: var(--space-2) calc(var(--space-4) * -1);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
}

.cost-amount-bad {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: var(--font-bold);
    color: #ef4444;
}

.cost-amount-good {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: var(--font-bold);
    color: var(--accent-green);
}

.cost-example {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-tertiary);
}

.cost-savings {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--radius);
    color: var(--accent-green);
    font-size: 14px;
    font-weight: var(--font-semibold);
}

.cost-savings i {
    width: 18px;
    height: 18px;
}

.cost-arrow {
    color: var(--text-muted);
}

.cost-arrow i {
    width: 32px;
    height: 32px;
}

/* Merkle Tree Visual */
.merkle-visual-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    margin-bottom: var(--space-12);
}

.merkle-visual-title {
    text-align: center;
    font-size: 20px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-10);
}

.merkle-flow {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: var(--space-4);
    overflow-x: auto;
    padding-bottom: var(--space-4);
}

.merkle-step {
    flex: 1;
    min-width: 180px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
}

.merkle-step-tree {
    min-width: 240px;
}

.merkle-step-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border-color);
}

.merkle-step-number {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: var(--font-bold);
    color: white;
}

.merkle-step-header span {
    font-size: 14px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

.merkle-arrow {
    display: flex;
    align-items: center;
    color: var(--text-muted);
    flex-shrink: 0;
}

.merkle-arrow i {
    width: 24px;
    height: 24px;
}

/* Records */
.merkle-records {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.merkle-record {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 12px;
    color: var(--text-secondary);
}

.merkle-record i {
    width: 14px;
    height: 14px;
    color: var(--accent-primary);
}

.merkle-record-more {
    justify-content: center;
    font-style: italic;
    color: var(--text-muted);
}

/* Hashes */
.merkle-hashes {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.merkle-hash {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.merkle-hash i {
    width: 14px;
    height: 14px;
    color: var(--accent-secondary);
}

.merkle-hash code {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent-secondary);
}

.merkle-hash-more {
    justify-content: center;
    color: var(--text-muted);
    font-style: italic;
}

/* Merkle Tree Visual */
.merkle-tree-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
}

.tree-level {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
}

.tree-node {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: var(--space-2) var(--space-3);
    text-align: center;
}

.tree-node-root {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(99, 102, 241, 0.2) 100%);
    border-color: var(--accent-primary);
}

.tree-node-root span {
    display: block;
    font-size: 10px;
    font-weight: var(--font-semibold);
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.tree-node code {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-secondary);
}

.tree-connectors {
    display: flex;
    justify-content: center;
    gap: 60px;
    height: 16px;
    position: relative;
}

.tree-connector {
    width: 1px;
    height: 100%;
    background: var(--border-color);
}

.tree-connectors-bottom {
    gap: 20px;
}

.tree-leaves {
    display: flex;
    gap: var(--space-2);
}

.tree-leaf {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-tertiary);
}

/* Blockchain */
.merkle-blockchain {
    display: flex;
    justify-content: center;
}

.blockchain-block {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    width: 100%;
}

.block-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
}

.block-header i {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
}

.block-header span {
    font-size: 11px;
    font-weight: var(--font-semibold);
    color: var(--accent-secondary);
}

.block-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.block-row {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
}

.block-row span {
    color: var(--text-tertiary);
}

.block-row code {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.block-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--radius);
    color: var(--accent-green);
    font-size: 11px;
    font-weight: var(--font-semibold);
}

.block-status i {
    width: 14px;
    height: 14px;
}

/* Benefits Grid */
.merkle-benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.merkle-benefit {
    text-align: center;
    padding: var(--space-6);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.merkle-benefit:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.merkle-benefit-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
}

.merkle-benefit-icon i {
    width: 24px;
    height: 24px;
    color: white;
}

.merkle-benefit h4 {
    font-size: 16px;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.merkle-benefit p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Responsive Merkle Section */
@media (max-width: 1024px) {
    .merkle-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .merkle-flow {
        flex-direction: column;
        align-items: center;
    }

    .merkle-step {
        width: 100%;
        max-width: 400px;
    }

    .merkle-arrow {
        transform: rotate(90deg);
        margin: var(--space-2) 0;
    }
}

@media (max-width: 768px) {
    .cost-comparison-grid {
        flex-direction: column;
    }

    .cost-card {
        width: 100%;
        max-width: 320px;
    }

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

    .merkle-visual-container {
        padding: var(--space-6);
    }

    .merkle-benefits-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .merkle-step {
        min-width: auto;
        padding: var(--space-4);
    }

    .tree-connectors {
        gap: 40px;
    }

    .tree-connectors-bottom {
        gap: 12px;
    }
}