/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #000000;
    color: white;
    overflow-x: hidden;
    line-height: 1.6;
}

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

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 30px;
    right: 30px;
    z-index: 1000;
    display: flex;
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    border: 1px solid rgba(75, 85, 99, 0.3);
    overflow: hidden;
}

.lang-btn {
    background: transparent;
    border: none;
    color: #9CA3AF;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 14px;
}

.lang-btn.active {
    background: linear-gradient(45deg, #3B82F6, #8B5CF6);
    color: white;
}

.lang-btn:hover:not(.active) {
    color: white;
    background: rgba(59, 130, 246, 0.2);
}

/* Stars Background */
.stars-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.stars-container::before,
.stars-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, white, transparent),
        radial-gradient(2px 2px at 40px 70px, white, transparent),
        radial-gradient(1px 1px at 90px 40px, white, transparent),
        radial-gradient(1px 1px at 130px 80px, white, transparent),
        radial-gradient(2px 2px at 160px 30px, white, transparent),
        radial-gradient(1px 1px at 200px 90px, white, transparent),
        radial-gradient(2px 2px at 240px 50px, white, transparent),
        radial-gradient(1px 1px at 280px 10px, white, transparent),
        radial-gradient(1px 1px at 320px 70px, white, transparent),
        radial-gradient(2px 2px at 360px 40px, white, transparent),
        radial-gradient(1px 1px at 400px 20px, white, transparent),
        radial-gradient(2px 2px at 450px 80px, white, transparent),
        radial-gradient(1px 1px at 500px 50px, white, transparent);
    background-repeat: repeat;
    background-size: 500px 250px;
    animation: twinkle 4s infinite ease-in-out;
}

.stars-container::after {
    background-size: 400px 200px;
    animation-delay: 2s;
    opacity: 0.7;
}

/* Animations */
@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

@keyframes rocketFly {
    0% { transform: translateY(0px) rotate(8deg); }
    25% { transform: translateY(-15px) rotate(6deg); }
    50% { transform: translateY(-8px) rotate(10deg); }
    75% { transform: translateY(-20px) rotate(4deg); }
    100% { transform: translateY(-10px) rotate(8deg); }
}

@keyframes particleFloat {
    0% { 
        transform: translate(var(--offset, 0px), 0px) scale(1); 
        opacity: 1; 
    }
    100% { 
        transform: translate(var(--offset, 0px), 50px) scale(0.1); 
        opacity: 0; 
    }
}

@keyframes particleFade {
    0%, 20% { opacity: 0; }
    40%, 80% { opacity: 1; }
    100% { opacity: 0; }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 10;
    text-align: center;
}

.rocket-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 250px;
    margin-bottom: 2rem;
}

.rocket {
    position: relative;
    animation: rocketFly 4s infinite ease-in-out;
    transform: rotate(8deg);
}

.rocket-svg {
    filter: drop-shadow(0 0 25px rgba(59, 130, 246, 0.6)) drop-shadow(0 0 50px rgba(139, 92, 246, 0.3));
}

.particles {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
}

.particle {
    position: absolute;
    width: 5px;
    height: 10px;
    background: linear-gradient(to bottom, #ff4500, #ff8c00, #ffa500);
    border-radius: 50%;
    animation: 
        particleFloat 1s infinite ease-out,
        particleFade 1s infinite ease-in-out;
    animation-delay: var(--delay, 0s);
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 12px #ff4500;
}

.particle:nth-child(even) {
    background: linear-gradient(to bottom, #dc2626, #ef4444, #f97316);
    box-shadow: 0 0 10px #dc2626;
}

.particle:nth-child(3n) {
    background: linear-gradient(to bottom, #ea580c, #fb923c, #fdba74);
    box-shadow: 0 0 8px #ea580c;
}

.particle:nth-child(4n) {
    background: linear-gradient(to bottom, #f59e0b, #fbbf24, #fde047);
    box-shadow: 0 0 6px #f59e0b;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #3b82f6, #8b5cf6, #ec4899);
    background-size: 300% 300%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease infinite;
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #d1d5db;
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.cta-button {
    background: linear-gradient(45deg, #2563eb, #7c3aed);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(45deg, #1d4ed8, #6d28d9);
}

/* Features Section */
.features {
    padding: 5rem 0;
    position: relative;
    z-index: 10;
}

.section-title {
    font-size: 3rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 4rem;
    background: linear-gradient(45deg, #06b6d4, #3b82f6);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(17, 24, 39, 0.5);
    padding: 2rem;
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(75, 85, 99, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: cardFloat 6s infinite ease-in-out;
}

.feature-card:nth-child(2) { animation-delay: 1s; }
.feature-card:nth-child(3) { animation-delay: 2s; }
.feature-card:nth-child(4) { animation-delay: 3s; }
.feature-card:nth-child(5) { animation-delay: 4s; }
.feature-card:nth-child(6) { animation-delay: 5s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(147, 51, 234, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

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

.feature-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(5deg);
}

.privacy-icon {
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.speed-icon {
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.security-icon {
    background: linear-gradient(135deg, #10b981, #059669);
}

.global-icon {
    background: linear-gradient(135deg, #f59e0b, #dc2626);
}

.anonymous-icon {
    background: linear-gradient(135deg, #6366f1, #3b82f6);
}

.platform-icon {
    background: linear-gradient(135deg, #14b8a6, #06b6d4);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.privacy-title { color: #60a5fa; }
.speed-title { color: #c084fc; }
.security-title { color: #34d399; }
.global-title { color: #fb923c; }
.anonymous-title { color: #818cf8; }
.platform-title { color: #22d3ee; }

.feature-description {
    color: #d1d5db;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* Pricing Section */
.pricing {
    padding: 5rem 0;
    position: relative;
    z-index: 10;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(17, 24, 39, 0.3) 50%, rgba(0, 0, 0, 0) 100%);
}

.pricing-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: #9ca3af;
    margin-bottom: 3rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
    align-items: start;
}

.pricing-card {
    background: rgba(17, 24, 39, 0.6);
    padding: 2rem 1.5rem;
    border-radius: 1.5rem;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(75, 85, 99, 0.3);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    text-align: center;
    height: fit-content;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(147, 51, 234, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: rgba(59, 130, 246, 0.6);
    box-shadow: 0 20px 50px rgba(59, 130, 246, 0.2);
}

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

.pricing-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(45deg, #f59e0b, #dc2626);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0 0 0.5rem 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    z-index: 2;
}

.popular-badge {
    background: linear-gradient(45deg, #8b5cf6, #ec4899);
    animation: gradientShift 3s ease infinite;
    background-size: 200% 200%;
}

.pricing-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem auto 1rem;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
}

.pricing-card:hover .pricing-icon {
    transform: scale(1.1) rotate(5deg);
}

.trial-icon {
    background: linear-gradient(135deg, #f59e0b, #dc2626);
}

.shared-icon {
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.personal-icon {
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    color: white;
}

.pricing-price {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(45deg, #60a5fa, #a78bfa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.price-period {
    color: #9ca3af;
    font-size: 1rem;
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #d1d5db;
    font-size: 0.95rem;
    line-height: 1.5;
}

.pricing-button {
    width: 100%;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.trial-button {
    background: linear-gradient(45deg, #f59e0b, #dc2626);
    color: white;
}

.trial-button:hover {
    background: linear-gradient(45deg, #d97706, #b91c1c);
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
}

.shared-button {
    background: linear-gradient(45deg, #3b82f6, #06b6d4);
    color: white;
}

.shared-button:hover {
    background: linear-gradient(45deg, #2563eb, #0891b2);
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.personal-button {
    background: linear-gradient(45deg, #8b5cf6, #ec4899);
    color: white;
}

.personal-button:hover {
    background: linear-gradient(45deg, #7c3aed, #db2777);
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

.popular {
    transform: scale(1.05);
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.pricing-guarantee {
    text-align: center;
    margin-top: 3rem;
    padding: 1.5rem;
    background: rgba(17, 24, 39, 0.4);
    border-radius: 1rem;
    border: 1px solid rgba(75, 85, 99, 0.2);
    backdrop-filter: blur(10px);
}

.pricing-guarantee p {
    color: #34d399;
    font-weight: 600;
    font-size: 1.1rem;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    position: relative;
    z-index: 10;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #fbbf24, #f59e0b, #dc2626);
    background-size: 300% 300%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease infinite;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: #d1d5db;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.primary-button {
    background: linear-gradient(45deg, #2563eb, #7c3aed);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.primary-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.secondary-button {
    background: transparent;
    color: white;
    border: 2px solid #6b7280;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.secondary-button:hover {
    border-color: white;
    background: white;
    color: black;
    transform: scale(1.05);
}

/* Responsive Design */
@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .hero-title {
        font-size: 5rem;
    }
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 6rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
    
    .cta-title {
        font-size: 3.5rem;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

@media (min-width: 1024px) {
    .pricing-card {
        padding: 2.5rem 2rem;
    }
    
    .price-amount {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card {
        padding: 2rem 1.5rem;
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .cta-title {
        font-size: 2.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .language-switcher {
        top: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .pricing-card {
        padding: 1.5rem 1rem;
    }
    
    .rocket-container {
        height: 200px;
    }
    
    .rocket svg {
        width: 70px;
        height: 140px;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Text selection */
::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: white;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #2563eb, #7c3aed);
}

/* Additional visual enhancements */
.feature-card {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.feature-card:hover {
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
}

/* Glow effects for buttons */
.cta-button:hover,
.primary-button:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.4);
}

.secondary-button:hover {
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}