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

/* Performance optimizations for background patterns - Reduced will-change usage */
body::before,
body::after,
.hero::before,
.hero::after {
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    /* Dark mode variables */
    --bg-dark: #0f172a;
    --bg-dark-secondary: #1e293b;
    --text-dark-primary: #f1f5f9;
    --text-dark-secondary: #cbd5e1;
    --border-dark: #334155;
}

[data-theme="dark"] {
    --text-primary: var(--text-dark-primary);
    --text-secondary: var(--text-dark-secondary);
    --bg-light: var(--bg-dark-secondary);
    --bg-white: var(--bg-dark-secondary);
    --border-color: var(--border-dark);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: #0f172a;
    /* Optimized background - simplified pattern for better performance */
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(239, 68, 68, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%),
        linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    background-attachment: scroll;
    background-size: 600px 600px, 500px 500px, 800px 800px, 100% 100%;
    background-position: 0 0, 100% 100%, 50% 50%, 0 0;
    min-height: 100vh;
    /* Performance optimizations */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    transition: background-color 0.3s ease, color 0.3s ease;
}

[data-theme="light"] body {
    background-color: #f9fafb;
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(239, 68, 68, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 60%),
        linear-gradient(135deg, #f9fafb 0%, #ffffff 50%, #f9fafb 100%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
    transform: translateZ(0);
    will-change: box-shadow;
    transition: background 0.3s ease, border-color 0.3s ease;
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.95);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.vpn-favicon {
    flex-shrink: 0;
    border-radius: 8px;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.2s;
}

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

.lang-btn svg {
    transition: transform 0.2s;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
    z-index: 1000;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: background 0.2s;
}

.lang-option:hover {
    background: var(--bg-light);
}

.lang-option:first-child {
    border-radius: 0.5rem 0.5rem 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 0.5rem 0.5rem;
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 6rem 0;
    color: white;
    position: relative;
    overflow: hidden;
    background: 
        url('data:image/svg+xml,<svg width="150" height="150" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="hero-shield" x="0" y="0" width="150" height="150" patternUnits="userSpaceOnUse"><path d="M75 30 L110 50 L110 90 Q110 115 75 125 Q40 115 40 90 L40 50 Z" fill="none" stroke="%23ffffff" stroke-width="3" opacity="0.2"/><path d="M75 55 L95 65 L95 90 Q95 105 75 110 Q55 105 55 90 L55 65 Z" fill="none" stroke="%23ffffff" stroke-width="2.5" opacity="0.18"/><circle cx="75" cy="70" r="5" fill="%23ffffff" opacity="0.2"/><path d="M75 60 L80 65 L75 70 L70 65 Z" fill="%23ffffff" opacity="0.18"/></pattern></defs><rect width="100%" height="100%" fill="url(%23hero-shield)"/></svg>'),
        radial-gradient(circle at 25% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 75% 70%, rgba(255, 255, 255, 0.22) 0%, transparent 50%),
        repeating-linear-gradient(45deg, transparent, transparent 50px, rgba(255, 255, 255, 0.1) 50px, rgba(255, 255, 255, 0.1) 51px),
        linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 150px 150px, 800px 800px, 800px 800px, 100% 100%, 100% 100%;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.95;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-icon-shape {
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 3px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    backdrop-filter: blur(10px);
    opacity: 0.75;
    transition: opacity 0.3s ease;
    margin: 0 auto;
    overflow: visible;
}

.hero-icon-shape svg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) !important;
    width: 100%;
    height: 100%;
}

.hero-icon-shape svg {
    display: block;
    margin: 0 auto;
}

.hero-icon-shape:hover {
    opacity: 0.9;
}

.hero-icon-shape::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.hero-icon-svg {
    width: 100%;
    height: 100%;
    max-width: 900px;
    max-height: 675px;
    object-fit: contain;
    filter: drop-shadow(0 10px 30px rgba(0, 168, 255, 0.4));
    animation: float 6s ease-in-out infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) !important;
    z-index: 1;
    pointer-events: none;
    overflow: visible;
}

/* Circuit line animation - enhanced with GPU acceleration */
.hero-icon-svg .circuit-line {
    stroke-dasharray: 20, 15;
    stroke-dashoffset: 3000;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
    will-change: stroke-dashoffset;
    transform: translateZ(0);
}

.hero-icon-svg .speed-slow {
    animation-name: flow;
    animation-duration: 40s;
}

.hero-icon-svg .speed-slower {
    animation-name: flow;
    animation-duration: 50s;
}

.hero-icon-svg .speed-reverse {
    animation-name: flow-reverse;
    animation-duration: 45s;
}

@keyframes flow {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes flow-reverse {
    to {
        stroke-dashoffset: 6000;
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px) translateZ(0);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-20px) translateZ(0);
    }
}

.vpn-visual {
    position: relative;
    width: 400px;
    height: 400px;
    display: none;
}

.globe {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 3px solid rgba(255, 255, 255, 0.3);
    position: relative;
    margin: 50px auto;
    animation: rotate 20s linear infinite;
    display: none;
}

.globe::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    animation: pulse 2s ease-in-out infinite;
}

.line-1 {
    top: 20%;
    left: 10%;
    width: 80%;
    animation-delay: 0s;
}

.line-2 {
    top: 50%;
    left: 5%;
    width: 90%;
    animation-delay: 0.7s;
}

.line-3 {
    top: 80%;
    left: 15%;
    width: 70%;
    animation-delay: 1.4s;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: 
        url('data:image/svg+xml,<svg width="120" height="120" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="shield-pattern" x="0" y="0" width="120" height="120" patternUnits="userSpaceOnUse"><path d="M60 20 L90 35 L90 70 Q90 90 60 100 Q30 90 30 70 L30 35 Z" fill="none" stroke="%2310b981" stroke-width="1.5" opacity="0.25"/><circle cx="60" cy="60" r="2" fill="%2310b981" opacity="0.2"/></pattern></defs><rect width="100%" height="100%" fill="url(%23shield-pattern)"/></svg>'),
        radial-gradient(circle at 20% 30%, rgba(16, 185, 129, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        #ffffff;
    background-size: 120px 120px, 600px 600px, 600px 600px, 100% 100%;
    position: relative;
}

.features .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: start;
}

.feature-card {
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    background: 
        url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1.5" fill="%2310b981" opacity="0.15"/></svg>'),
        radial-gradient(circle at top left, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
        rgba(255, 255, 255, 0.98);
    background-size: 60px 60px, 100% 100%, 100% 100%;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-4px) translateZ(0);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
    will-change: transform;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 500;
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="lock-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M30 50 L40 50 L40 40 L60 40 L60 50 L70 50 L70 60 L30 60 Z" fill="none" stroke="%23ef4444" stroke-width="2" opacity="0.3"/><circle cx="50" cy="45" r="4" fill="none" stroke="%23ef4444" stroke-width="2" opacity="0.3"/></pattern></defs><rect width="100%" height="100%" fill="url(%23lock-pattern)"/></svg>'),
        radial-gradient(circle at 30% 50%, rgba(239, 68, 68, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        #f9fafb;
    background-size: 100px 100px, 700px 700px, 700px 700px, 100% 100%;
    position: relative;
}

.pricing .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    justify-items: stretch;
}

.pricing-card {
    background: 
        url('data:image/svg+xml,<svg width="50" height="50" xmlns="http://www.w3.org/2000/svg"><path d="M20 25 L25 25 L25 20 L30 20 L30 25 L35 25 L35 30 L20 30 Z" fill="none" stroke="%233b82f6" stroke-width="1" opacity="0.12"/></svg>'),
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        rgba(255, 255, 255, 0.98);
    background-size: 50px 50px, 100% 100%, 100% 100%;
    border-radius: 1rem;
    padding: 2.5rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    border-width: 3px;
    box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.2);
}

.pricing-card.featured:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -5px rgba(99, 102, 241, 0.3);
}

.badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.01em;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.02em;
}

.period {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.price-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: auto;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
}

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

.pricing-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.pricing-guarantee svg {
    color: var(--success-color);
}

/* Testimonials Section */
.testimonials {
    padding: 6rem 0;
    background: var(--bg-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.testimonial-card {
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

.testimonial-rating {
    color: #fbbf24;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.testimonial-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.125rem;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* VIP-VPN Section */
.vip-section {
    padding: 6rem 0;
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="network-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="3.5" fill="%2310b981" opacity="0.4"/><line x1="50" y1="50" x2="20" y2="20" stroke="%2310b981" stroke-width="1.8" opacity="0.3"/><line x1="50" y1="50" x2="80" y2="20" stroke="%2310b981" stroke-width="1.8" opacity="0.3"/><line x1="50" y1="50" x2="20" y2="80" stroke="%233b82f6" stroke-width="1.8" opacity="0.3"/><line x1="50" y1="50" x2="80" y2="80" stroke="%233b82f6" stroke-width="1.8" opacity="0.3"/><circle cx="20" cy="20" r="2.5" fill="%2310b981" opacity="0.35"/><circle cx="80" cy="20" r="2.5" fill="%2310b981" opacity="0.35"/><circle cx="20" cy="80" r="2.5" fill="%233b82f6" opacity="0.35"/><circle cx="80" cy="80" r="2.5" fill="%233b82f6" opacity="0.35"/></pattern></defs><rect width="100%" height="100%" fill="url(%23network-pattern)"/></svg>'),
        radial-gradient(circle at 25% 40%, rgba(16, 185, 129, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 75% 60%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        #ffffff;
    background-size: 100px 100px, 600px 600px, 600px 600px, 100% 100%;
    position: relative;
}

.vip-section .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.vip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: start;
}

.vip-card {
    background: 
        url('data:image/svg+xml,<svg width="70" height="70" xmlns="http://www.w3.org/2000/svg"><circle cx="35" cy="35" r="2" fill="%2310b981" opacity="0.15"/><line x1="35" y1="35" x2="20" y2="20" stroke="%2310b981" stroke-width="0.8" opacity="0.1"/><line x1="35" y1="35" x2="50" y2="20" stroke="%2310b981" stroke-width="0.8" opacity="0.1"/></svg>'),
        radial-gradient(circle at top left, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        rgba(255, 255, 255, 0.98);
    background-size: 70px 70px, 100% 100%, 100% 100%;
    border-radius: 1rem;
    padding: 2rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.vip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.vip-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.vip-flag {
    font-size: 2rem;
}

.vip-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.vip-pricing {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.vip-plan {
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.vip-plan:hover {
    background: rgba(99, 102, 241, 0.05);
}

.plan-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.plan-price {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-color);
    text-shadow: 0 1px 2px rgba(99, 102, 241, 0.2);
    letter-spacing: -0.01em;
}

.plan-data {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.plan-period {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    background: var(--bg-white);
    border-radius: 1rem;
}

.vip-note {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-style: italic;
}

.vip-programs {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 1rem;
}

.vip-programs h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.01em;
}

/* VPN Programs Animated Banner */
.vpn-programs-banner {
    margin-top: 3rem;
    padding: 2rem 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-top: 2px solid rgba(99, 102, 241, 0.2);
    border-bottom: 2px solid rgba(99, 102, 241, 0.2);
    overflow: hidden;
    position: relative;
}

.vpn-banner-track {
    display: flex;
    gap: 4rem;
    animation: scrollBanner 30s linear infinite;
    will-change: transform;
    width: fit-content;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.vpn-banner-track:hover {
    animation-play-state: paused;
}

.vpn-logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 140px;
    padding: 1.25rem 1.5rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 100%);
    border-radius: 1.25rem;
    box-shadow: 0 6px 12px -2px rgba(99, 102, 241, 0.2), 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid rgba(99, 102, 241, 0.15);
    flex-shrink: 0;
}

.vpn-logo-item:hover {
    transform: translateY(-6px) scale(1.08);
    box-shadow: 0 12px 20px -4px rgba(99, 102, 241, 0.4), 0 4px 8px rgba(0, 0, 0, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

.vpn-logo-item span {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--primary-color);
    text-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
    letter-spacing: 0.02em;
    white-space: nowrap;
}

@keyframes scrollBanner {
    0% {
        transform: translateX(0) translateZ(0);
    }
    100% {
        transform: translateX(calc(-33.333% - 1.33rem)) translateZ(0);
    }
}

/* Ensure seamless loop - no gaps */
.vpn-programs-banner {
    mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.program-item {
    padding: 1rem;
    background: var(--bg-white);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.program-item strong {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
}

.program-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.program-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.program-link:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.program-platform {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: 0.25rem;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.payment-methods {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 0.5rem;
    text-align: center;
}

.payment-methods p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: 
        url('data:image/svg+xml,<svg width="120" height="120" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="cta-lock" x="0" y="0" width="120" height="120" patternUnits="userSpaceOnUse"><path d="M40 60 L50 60 L50 50 L70 50 L70 60 L80 60 L80 70 L40 70 Z" fill="none" stroke="%23ffffff" stroke-width="2" opacity="0.2"/><circle cx="60" cy="55" r="5" fill="none" stroke="%23ffffff" stroke-width="2" opacity="0.2"/></pattern></defs><rect width="100%" height="100%" fill="url(%23cta-lock)"/></svg>'),
        radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(255, 255, 255, 0.18) 0%, transparent 50%),
        linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #8b5cf6 100%);
    background-size: 120px 120px, 700px 700px, 700px 700px, 100% 100%;
}

.cta .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 1.125rem;
    opacity: 0.95;
    margin-bottom: 2rem;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons a {
    text-decoration: none;
}

/* Footer */
.footer {
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="footer-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M50 20 L70 30 L70 60 Q70 80 50 90 Q30 80 30 60 L30 30 Z" fill="none" stroke="%2310b981" stroke-width="1" opacity="0.2"/><circle cx="50" cy="50" r="2" fill="%23ef4444" opacity="0.3"/></pattern></defs><rect width="100%" height="100%" fill="url(%23footer-pattern)"/></svg>'),
        repeating-linear-gradient(45deg, transparent, transparent 120px, rgba(16, 185, 129, 0.1) 120px, rgba(16, 185, 129, 0.1) 121px),
        repeating-linear-gradient(-45deg, transparent, transparent 120px, rgba(239, 68, 68, 0.1) 120px, rgba(239, 68, 68, 0.1) 121px),
        #0f172a;
    background-size: 100px 100px, 100% 100%, 100% 100%, 100% 100%;
}

.footer .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-logo .vpn-favicon {
    flex-shrink: 0;
    border-radius: 8px;
}
    margin-bottom: 1rem;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    opacity: 0.9;
    font-weight: 500;
}

.footer-bottom p {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image {
        order: -1;
    }

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

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

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

    .nav-right {
        gap: 0.5rem;
    }

    .nav-cta {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

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

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

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

    .cta-buttons a {
        width: 100%;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta button {
        width: 100%;
    }

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

    .pricing-card.featured {
        transform: scale(1);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Reduced motion support for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (max-width: 768px) {
    .hero-icon-shape {
        width: 400px;
        height: 400px;
    }

    .hero-icon-shape::before {
        width: 350px;
        height: 350px;
    }

    .hero-icon-svg {
        max-width: 900px;
        max-height: 675px;
    }
    
    /* Optimize banner animation on mobile */
    .vpn-banner-track {
        animation-duration: 20s;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 4rem 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-icon-shape {
        width: 320px;
        height: 320px;
    }

    .hero-icon-shape::before {
        width: 280px;
        height: 280px;
    }

    .hero-icon-svg {
        max-width: 900px;
        max-height: 675px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .hero-favicon {
        max-width: 300px;
    }

    .vpn-visual {
        width: 300px;
        height: 300px;
        display: none;
    }

    .globe {
        width: 200px;
        height: 200px;
        display: none;
    }
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    color: white;
    position: relative;
    overflow: hidden;
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="contact-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M50 20 L70 30 L70 60 Q70 80 50 90 Q30 80 30 60 L30 30 Z" fill="none" stroke="%2310b981" stroke-width="1" opacity="0.2"/><circle cx="50" cy="50" r="2" fill="%23ef4444" opacity="0.3"/></pattern></defs><rect width="100%" height="100%" fill="url(%23contact-pattern)"/></svg>'),
        repeating-linear-gradient(45deg, transparent, transparent 120px, rgba(16, 185, 129, 0.1) 120px, rgba(16, 185, 129, 0.1) 121px),
        repeating-linear-gradient(-45deg, transparent, transparent 120px, rgba(239, 68, 68, 0.1) 120px, rgba(239, 68, 68, 0.1) 121px),
        #0f172a;
    background-size: 100px 100px, 100% 100%, 100% 100%, 100% 100%;
}

.contact-section .container {
    max-width: 1200px;
    position: relative;
    z-index: 1;
}

/* Contact Section Responsive */
@media (max-width: 768px) {
    .contact-section > .container > div {
        grid-template-columns: 1fr !important;
    }
    
    .contact-section .cta-buttons {
        flex-direction: column;
    }
    
    .contact-section .cta-buttons a {
        width: 100%;
    }
}

/* Ensure consistent alignment across all sections */
.pricing-card .pricing-features {
    min-height: 200px;
}

.vip-card .vip-pricing {
    flex-grow: 1;
}

/* Consistent spacing for all cards */
.feature-card,
.pricing-card,
.vip-card {
    box-sizing: border-box;
}

/* Align all section containers */
section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.2s ease;
    position: relative;
}

.theme-toggle:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.theme-icon {
    position: absolute;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.theme-icon.sun-icon {
    opacity: 0;
    transform: rotate(90deg);
}

.theme-icon.moon-icon {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .theme-icon.sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .theme-icon.moon-icon {
    opacity: 0;
    transform: rotate(-90deg);
}

/* Dark mode adjustments for cards */
[data-theme="dark"] .feature-card,
[data-theme="dark"] .pricing-card,
[data-theme="dark"] .vip-card,
[data-theme="dark"] .contact-form,
[data-theme="dark"] .contact-info {
    background: rgba(30, 41, 59, 0.8);
    border-color: var(--border-color);
}

/* Dark mode - ensure all backgrounds are dark */
[data-theme="dark"] body {
    background-color: #0f172a;
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(239, 68, 68, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%),
        linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

[data-theme="dark"] .hero {
    background: transparent;
}

[data-theme="dark"] .features {
    background: 
        url('data:image/svg+xml,<svg width="120" height="120" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="shield-pattern-dark" x="0" y="0" width="120" height="120" patternUnits="userSpaceOnUse"><path d="M60 20 L90 35 L90 70 Q90 90 60 100 Q30 90 30 70 L30 35 Z" fill="none" stroke="%2310b981" stroke-width="1.5" opacity="0.15"/><circle cx="60" cy="60" r="2" fill="%2310b981" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23shield-pattern-dark)"/></svg>'),
        radial-gradient(circle at 20% 30%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        #0f172a;
    background-size: 120px 120px, 600px 600px, 600px 600px, 100% 100%;
}

[data-theme="dark"] .pricing {
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="lock-pattern-dark" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M30 50 L40 50 L40 40 L60 40 L60 50 L70 50 L70 60 L30 60 Z" fill="none" stroke="%23ef4444" stroke-width="2" opacity="0.15"/><circle cx="50" cy="45" r="4" fill="none" stroke="%23ef4444" stroke-width="2" opacity="0.15"/></pattern></defs><rect width="100%" height="100%" fill="url(%23lock-pattern-dark)"/></svg>'),
        radial-gradient(circle at 30% 50%, rgba(239, 68, 68, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        #0f172a;
    background-size: 100px 100px, 700px 700px, 700px 700px, 100% 100%;
}

[data-theme="dark"] .vip-section {
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="network-pattern-dark" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="3.5" fill="%2310b981" opacity="0.2"/><line x1="50" y1="50" x2="20" y2="20" stroke="%2310b981" stroke-width="1.8" opacity="0.15"/><line x1="50" y1="50" x2="80" y2="20" stroke="%2310b981" stroke-width="1.8" opacity="0.15"/><line x1="50" y1="50" x2="20" y2="80" stroke="%233b82f6" stroke-width="1.8" opacity="0.15"/><line x1="50" y1="50" x2="80" y2="80" stroke="%233b82f6" stroke-width="1.8" opacity="0.15"/><circle cx="20" cy="20" r="2.5" fill="%2310b981" opacity="0.18"/><circle cx="80" cy="20" r="2.5" fill="%2310b981" opacity="0.18"/><circle cx="20" cy="80" r="2.5" fill="%233b82f6" opacity="0.18"/><circle cx="80" cy="80" r="2.5" fill="%233b82f6" opacity="0.18"/></pattern></defs><rect width="100%" height="100%" fill="url(%23network-pattern-dark)"/></svg>'),
        radial-gradient(circle at 25% 40%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 60%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        #0f172a;
    background-size: 100px 100px, 700px 700px, 700px 700px, 100% 100%;
}

[data-theme="dark"] .section {
    background: transparent;
}

[data-theme="dark"] .footer {
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="footer-pattern-dark" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M50 20 L70 30 L70 60 Q70 80 50 90 Q30 80 30 60 L30 30 Z" fill="none" stroke="%2310b981" stroke-width="1" opacity="0.15"/><circle cx="50" cy="50" r="2" fill="%23ef4444" opacity="0.2"/></pattern></defs><rect width="100%" height="100%" fill="url(%23footer-pattern-dark)"/></svg>'),
        repeating-linear-gradient(45deg, transparent, transparent 120px, rgba(16, 185, 129, 0.08) 120px, rgba(16, 185, 129, 0.08) 121px),
        repeating-linear-gradient(-45deg, transparent, transparent 120px, rgba(239, 68, 68, 0.08) 120px, rgba(239, 68, 68, 0.08) 121px),
        #0f172a;
    background-size: 100px 100px, 100% 100%, 100% 100%, 100% 100%;
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .contact-section {
    background: 
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="contact-pattern-dark" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M50 20 L70 30 L70 60 Q70 80 50 90 Q30 80 30 60 L30 30 Z" fill="none" stroke="%2310b981" stroke-width="1" opacity="0.15"/><circle cx="50" cy="50" r="2" fill="%23ef4444" opacity="0.2"/></pattern></defs><rect width="100%" height="100%" fill="url(%23contact-pattern-dark)"/></svg>'),
        repeating-linear-gradient(45deg, transparent, transparent 120px, rgba(16, 185, 129, 0.08) 120px, rgba(16, 185, 129, 0.08) 121px),
        repeating-linear-gradient(-45deg, transparent, transparent 120px, rgba(239, 68, 68, 0.08) 120px, rgba(239, 68, 68, 0.08) 121px),
        #0f172a;
    background-size: 100px 100px, 100% 100%, 100% 100%, 100% 100%;
}

[data-theme="dark"] .cta {
    background: 
        url('data:image/svg+xml,<svg width="120" height="120" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="cta-lock-dark" x="0" y="0" width="120" height="120" patternUnits="userSpaceOnUse"><path d="M40 60 L50 60 L50 50 L70 50 L70 60 L80 60 L80 70 L40 70 Z" fill="none" stroke="%23ffffff" stroke-width="2" opacity="0.1"/><circle cx="60" cy="55" r="5" fill="none" stroke="%23ffffff" stroke-width="2" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23cta-lock-dark)"/></svg>'),
        radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    background-size: 120px 120px, 700px 700px, 700px 700px, 100% 100%;
}

/* Dark mode language dropdown */
[data-theme="dark"] .lang-dropdown {
    background: var(--bg-dark-secondary);
    border-color: var(--border-dark);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .lang-option {
    color: var(--text-dark-primary);
}

[data-theme="dark"] .lang-option:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
}