/* Quantum-Themed Variables */
:root {
    --quantum-blue: #3B82F6;
    --quantum-light: #60A5FA;
    --quantum-dark: #1E40AF;
    --quantum-glow: rgba(59, 130, 246, 0.5);
    
    --bg-primary: #000000;
    --bg-secondary: #050505;
    --bg-tertiary: #0A0A0A;
    
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --text-tertiary: #64748B;
    
    --border-color: rgba(59, 130, 246, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(59, 130, 246, 0.08);
    
    --blur-sm: 8px;
    --blur-md: 16px;
    --blur-lg: 24px;
    --blur-xl: 40px;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
    *:not(.dot) {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Mobile performance optimizations */
@media (max-width: 768px) {
    /* Ensure full height on mobile */
    body, html {
        height: 100%;
        overflow-x: hidden;
    }
    
    
    /* Скрываем canvas на мобильных полностью */
    #gradient-canvas {
        display: none !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }
    
    /* Optimize touch targets */
    button, .glass-button, .primary-button, .secondary-button {
        min-height: 48px;
        min-width: 48px;
    }
    
    /* Improve text readability */
    .hero-tagline {
        font-size: clamp(1rem, 4vw, 1.2rem);
        line-height: 1.5;
    }
    
    .hero-description {
        font-size: clamp(0.9rem, 3.5vw, 1rem);
        line-height: 1.6;
    }
    
    /* 🚫 ПОЛНОЕ ОТКЛЮЧЕНИЕ ВСЕХ HOVER ЭФФЕКТОВ НА МОБИЛЬНЫХ УСТРОЙСТВАХ */
    /* Это критично для производительности! */
    
    * {
        /* Отключаем все hover эффекты на touch устройствах */
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
        /* GPU оптимизация */
        transform: translateZ(0);
        backface-visibility: hidden;
        will-change: auto;
    }
    
    /* Убираем ВСЕ hover состояния */
    .nav-logo:hover,
    .logo-img:hover, 
    .logo-text:hover,
    .glass-button:hover,
    .primary-button:hover,
    .secondary-button:hover,
    .glass-card:hover,
    .feature-card:hover,
    .waitlist-card:hover,
    .modal-close-btn:hover {
        transform: none !important;
        box-shadow: inherit !important;
        background: inherit !important;
        opacity: inherit !important;
        filter: inherit !important;
        animation: none !important;
        transition: none !important;
    }
    
    /* Убираем все псевдоэлементы hover */
    .glass-button:hover::before,
    .glass-button:hover::after,
    .primary-button:hover::before,
    .primary-button:hover::after,
    .secondary-button:hover::before,
    .secondary-button:hover::after,
    .glass-card:hover::before,
    .glass-card:hover::after {
        opacity: 0 !important;
        transform: none !important;
        animation: none !important;
        transition: none !important;
    }
    
    /* 🚫 ОТКЛЮЧАЕМ ВСЕ CSS АНИМАЦИИ на мобильных (кроме точек) */
    *:not(.dot):not(.loading-dots):not(.loading-dots *),
    *:not(.dot):not(.loading-dots):not(.loading-dots *)::before,
    *:not(.dot):not(.loading-dots):not(.loading-dots *)::after {
        animation-duration: 0s !important;
        animation-delay: 0s !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
    }
    
    /* Отключаем анимации логотипа */
    .logo-img,
    .hero-logo {
        animation: none !important;
    }
    
    /* ✅ ВКЛЮЧАЕМ анимацию 3 точек ТОЛЬКО НА МОБИЛЬНЫХ */
    .dot {
        animation: dotPulse 1.5s ease-in-out infinite !important;
    }
    
    /* Статический фон орбов */
    .hero-gradient-orb {
        animation: none !important;
        transform: none !important;
        opacity: 0.6 !important;
    }
    
    /* Reduce animation complexity on mobile */
    @keyframes hero-logo-glow {
        0%, 100% { 
            filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.8));
        }
        50% { 
            filter: drop-shadow(0 0 50px rgba(59, 130, 246, 1));
        }
    }
    
    @keyframes brandNameGlow {
        0%, 100% { 
            text-shadow: 
                0 0 20px rgba(59, 130, 246, 0.8),
                0 0 40px rgba(59, 130, 246, 0.4);
        }
        50% { 
            text-shadow: 
                0 0 30px rgba(59, 130, 246, 1),
                0 0 50px rgba(59, 130, 246, 0.6);
        }
    }
    
    /* Pause animations when battery is low */
    @media (prefers-reduced-motion) {
        .hero-logo, .brand-name, .logo-img {
            animation-play-state: paused;
        }
    }
}

html {
    scroll-behavior: smooth;
    overscroll-behavior: none;
    background: #000000;
}

body {
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overscroll-behavior: none;
}

/* Quantum Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -3;
    animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Animated Gradient Canvas */
#gradient-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.5;
}

/* Noise Texture */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.02;
    z-index: -1;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' /%3E%3C/svg%3E");
}

/* App Container */
.app {
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), transparent);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.nav-logo:hover {
    transform: translateY(-2px) scale(1.05);
    filter: drop-shadow(0 4px 12px var(--quantum-glow));
}

.logo-img {
    width: 40px;
    height: 40px;
    filter: 
        drop-shadow(0 0 25px rgba(59, 130, 246, 1))
        drop-shadow(0 0 50px rgba(59, 130, 246, 0.5));
    object-fit: contain;
}

.logo-img:hover {
    filter: 
        drop-shadow(0 0 35px rgba(59, 130, 246, 1))
        drop-shadow(0 0 70px rgba(59, 130, 246, 0.7))
        drop-shadow(0 0 100px rgba(59, 130, 246, 0.3));
    transition: filter 0.3s ease;
}

.logo-text {
    font-size: 20px;
    font-weight: 600;
    color: white;
    letter-spacing: -0.5px;
    white-space: nowrap;
    transition: var(--transition);
    text-shadow: 
        0 0 15px rgba(59, 130, 246, 0.9),
        0 0 30px rgba(59, 130, 246, 0.5);
}

.logo-text:hover {
    text-shadow: 
        0 0 20px rgba(59, 130, 246, 1),
        0 0 40px rgba(59, 130, 246, 0.7),
        0 0 60px rgba(59, 130, 246, 0.4);
}

/* Glass Button */
/* Liquid Glass Navigation Button */
.glass-button {
    position: relative;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    overflow: hidden;
    box-shadow: 
        0 4px 16px rgba(255, 255, 255, 0.02),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.glass-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.05),
        rgba(59, 130, 246, 0.05)
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.glass-button:hover {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 
        0 12px 32px rgba(59, 130, 246, 0.15),
        0 6px 16px rgba(59, 130, 246, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

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

.glass-button:active {
    transform: translateY(-1px) scale(1.02);
    background: rgba(59, 130, 246, 0.12);
    transition: all 0.1s ease;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.18) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(96, 165, 250, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 90%, rgba(59, 130, 246, 0.12) 0%, transparent 40%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--quantum-blue), transparent);
    top: -200px;
    left: -200px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--quantum-dark), transparent);
    bottom: -200px;
    right: -200px;
    animation-delay: 7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--quantum-light), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    max-width: 900px;
    text-align: center;
    z-index: 1;
}

/* Hero Logo */
.hero-logo-container {
    margin-bottom: 24px;
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.hero-logo {
    filter: 
        drop-shadow(0 0 50px rgba(59, 130, 246, 1))
        drop-shadow(0 0 100px rgba(59, 130, 246, 0.6))
        drop-shadow(0 0 150px rgba(59, 130, 246, 0.3));
    object-fit: contain;
    animation: hero-logo-glow 4s ease-in-out infinite;
}

@keyframes hero-logo-glow {
    0%, 100% { 
        filter: 
            drop-shadow(0 0 50px rgba(59, 130, 246, 1))
            drop-shadow(0 0 100px rgba(59, 130, 246, 0.6))
            drop-shadow(0 0 150px rgba(59, 130, 246, 0.3));
    }
    50% { 
        filter: 
            drop-shadow(0 0 70px rgba(59, 130, 246, 1))
            drop-shadow(0 0 140px rgba(59, 130, 246, 0.8))
            drop-shadow(0 0 200px rgba(59, 130, 246, 0.5));
    }
}

/* Hero Title */
.hero-title {
    margin-bottom: 12px;
}

.brand-name {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    letter-spacing: -2px;
    color: white;
    text-shadow: 
        0 0 25px rgba(59, 130, 246, 1),
        0 0 50px rgba(59, 130, 246, 0.7),
        0 0 75px rgba(59, 130, 246, 0.4),
        0 0 100px rgba(59, 130, 246, 0.2);
    animation: brandNameGlow 3s ease-in-out infinite;
}

@keyframes brandNameGlow {
    0%, 100% { 
        text-shadow: 
            0 0 25px rgba(59, 130, 246, 1),
            0 0 50px rgba(59, 130, 246, 0.7),
            0 0 75px rgba(59, 130, 246, 0.4),
            0 0 100px rgba(59, 130, 246, 0.2);
    }
    50% { 
        text-shadow: 
            0 0 35px rgba(59, 130, 246, 1),
            0 0 70px rgba(59, 130, 246, 0.9),
            0 0 105px rgba(59, 130, 246, 0.6),
            0 0 140px rgba(59, 130, 246, 0.3);
    }
}

.hero-tagline {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: var(--text-secondary);
    font-weight: 300;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.1rem);
    color: var(--text-tertiary);
    margin-bottom: 48px;
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Coming Soon Section */
.coming-soon-section {
    margin-bottom: 48px;
}

.coming-soon-text {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--quantum-light);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.coming-soon-text::before,
.coming-soon-text::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--quantum-blue), transparent);
}

.coming-soon-text::before {
    right: calc(100% + 20px);
}

.coming-soon-text::after {
    left: calc(100% + 20px);
}

/* Loading Dots */
.loading-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 20px auto 0;
}

.dot {
    width: 8px;
    height: 8px;
    background: #3B82F6;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
    display: block;
    animation: dotPulse 1.5s ease-in-out infinite;
}

.dot:nth-child(1) {
    animation-delay: 0s;
}

.dot:nth-child(2) {
    animation-delay: 0.3s;
}

.dot:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes dotPulse {
    0%, 100% {
        opacity: 0.4;
        transform: scale(1);
        background: #3B82F6;
    }
    50% {
        opacity: 1;
        transform: scale(1.4);
        background: #60A5FA;
        box-shadow: 0 0 15px rgba(59, 130, 246, 0.9);
    }
}

/* Hero Actions */
.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.primary-button, .secondary-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

/* Liquid Glass Primary Button */
.primary-button {
    background: rgba(59, 130, 246, 0.15);
    color: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(59, 130, 246, 0.25);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 
        0 8px 32px rgba(59, 130, 246, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.primary-button:hover {
    background: rgba(59, 130, 246, 0.25);
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 16px 48px rgba(59, 130, 246, 0.2),
        0 8px 24px rgba(59, 130, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.25),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.primary-button:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s ease;
}

.primary-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent
    );
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.primary-button::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at center,
        rgba(59, 130, 246, 0.2),
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.primary-button:hover::before {
    left: 100%;
}

.primary-button:hover::after {
    opacity: 1;
}

/* Liquid Glass Secondary Button */
.secondary-button {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 4px 20px rgba(255, 255, 255, 0.03),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.secondary-button:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 12px 32px rgba(255, 255, 255, 0.08),
        0 6px 16px rgba(255, 255, 255, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.secondary-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at center,
        rgba(255, 255, 255, 0.08),
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.secondary-button:hover::before {
    opacity: 1;
}

.secondary-button:active {
    transform: translateY(-1px) scale(0.98);
    background: rgba(255, 255, 255, 0.12);
    transition: all 0.1s ease;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--quantum-light);
    margin-bottom: 4px;
    font-family: 'SF Mono', 'Monaco', monospace;
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Features Section */
.features {
    padding: 120px 24px;
    position: relative;
    background: 
        radial-gradient(circle at 70% 20%, rgba(59, 130, 246, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 30% 60%, rgba(96, 165, 250, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 90% 80%, rgba(30, 64, 175, 0.1) 0%, transparent 50%);
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--quantum-blue), transparent);
    opacity: 0.1;
}

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

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-tertiary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Grid - 5 карточек в оптимальном расположении */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Mobile Features: single column */
@media (max-width: 767px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }
    
    .feature-card.span-2 {
        grid-column: 1;
    }
    
    .features {
        padding: 60px 0;
    }
}

/* Tablet: 2 columns */
@media (min-width: 768px) and (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
        padding: 0 40px;
    }
    
    .feature-card.span-2 {
        grid-column: span 2;
    }
}

/* Desktop: 3 columns для первого ряда, 2 для второго */
@media (min-width: 1025px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
        max-width: 1200px;
        margin: 0 auto;
        justify-items: center;
    }
    
    /* Последние 2 карточки центрируются */
    .feature-card:nth-child(4),
    .feature-card:nth-child(5) {
        grid-column: span 1;
    }
    
    /* 4-я карточка начинается с колонки 1, 5-я с колонки 3 для центрирования */
    .feature-card:nth-child(4) {
        grid-column: 1 / 2;
        grid-row: 2;
    }
    
    .feature-card:nth-child(5) {
        grid-column: 3 / 4;
        grid-row: 2;
    }
    
    .features {
        padding: 100px 40px;
    }
}

/* Large Desktop */
@media (min-width: 1440px) {
    .features {
        padding: 120px 60px;
    }
    
    .features-grid {
        gap: 32px;
        max-width: 1400px;
    }
}

/* Glass Card */
/* Neon Glowing Glass Cards */
.glass-card {
    background: 
        linear-gradient(135deg, 
            rgba(59, 130, 246, 0.1) 0%, 
            rgba(96, 165, 250, 0.08) 50%, 
            rgba(30, 64, 175, 0.06) 100%
        );
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 0 40px rgba(59, 130, 246, 0.25),
        0 0 80px rgba(59, 130, 246, 0.15),
        0 8px 32px rgba(59, 130, 246, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(59, 130, 246, 0.8), 
        transparent
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(59, 130, 246, 0.6);
    box-shadow: 
        0 0 40px rgba(59, 130, 246, 0.3),
        0 0 80px rgba(59, 130, 246, 0.15),
        0 8px 32px rgba(59, 130, 246, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.glass-card:hover::before {
    opacity: 1;
    box-shadow: 
        0 0 20px rgba(59, 130, 246, 1),
        0 0 40px rgba(96, 165, 250, 0.8);
}

.feature-card {
    padding: 32px;
    cursor: pointer;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    /* Правильное выравнивание контента */
    align-items: flex-start;
    justify-content: flex-start;
    text-align: left;
}

/* 🎨 ПРЕМИАЛЬНЫЕ ЭФФЕКТЫ ДЛЯ ДЕСКТОПА */
@media (min-width: 769px) {
    /* Убираем фиолетовый градиент - ТОЛЬКО СИНИЙ */
    
    /* Убираем все эффекты с фиолетовым */
    
    /* Inner glow */
    .feature-card::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 200px;
        height: 200px;
        background: radial-gradient(
            circle,
            rgba(59, 130, 246, 0.15) 0%,
            transparent 70%
        );
        transform: translate(-50%, -50%);
        pointer-events: none;
        z-index: -1;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
}

/* 🖥️ ПРЕМИАЛЬНЫЕ HOVER ЭФФЕКТЫ только для десктопа */
@media (min-width: 769px) {
    .feature-card:hover {
        /* ТОЛЬКО СИНИЙ, НИКАКОГО ФИОЛЕТОВОГО */
        background: rgba(59, 130, 246, 0.08);
        border-color: rgba(59, 130, 246, 0.4);
        transform: translateY(-8px) scale(1.02);
        box-shadow: 
            0 16px 64px rgba(59, 130, 246, 0.25),
            0 8px 32px rgba(59, 130, 246, 0.15),
            0 4px 16px rgba(0, 0, 0, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.2),
            inset 0 -1px 0 rgba(59, 130, 246, 0.1);
    }
    
    .feature-card:hover::after {
        opacity: 0.8;
    }
    
    .feature-card:hover .feature-title {
        color: rgba(255, 255, 255, 1);
        text-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
    }
    
    .feature-card:hover .feature-icon {
        transform: translateY(-3px) scale(1.08);
        filter: 
            drop-shadow(0 0 20px rgba(59, 130, 246, 0.8))
            drop-shadow(0 0 40px rgba(59, 130, 246, 0.4))
            drop-shadow(0 6px 12px rgba(59, 130, 246, 0.6));
    }
}

/* Neon Feature Icons */
.feature-icon {
    position: relative;
    width: 56px;
    height: 56px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.4));
}

/* Hover эффект иконок теперь в медиа запросе выше */

.icon-gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--quantum-glow), transparent);
    border-radius: var(--radius-lg);
    filter: blur(20px);
    opacity: 0.5;
}

.feature-icon svg {
    position: relative;
    z-index: 1;
    fill: var(--quantum-light);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon svg {
    fill: rgba(96, 165, 250, 1);
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin: 20px 0 12px 0;
    color: var(--text-primary);
    line-height: 1.3;
    /* Убираем лишние отступы и правильно выравниваем */
}

.feature-description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: auto; /* Толкает теги вниз */
    flex-grow: 1; /* Занимает доступное пространство */
    margin-top: 0;
}

.feature-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    color: var(--quantum-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.feature-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 20px; /* Отступ сверху для разделения */
    align-self: stretch; /* Растянуться по ширине карточки */
}

/* Update gradient definitions in SVGs */
#grad-shield stop:first-child,
#grad-wallet stop:first-child,
#grad-network stop:first-child,
#grad-privacy stop:first-child,
#grad-msg stop:first-child,
#grad-speed stop:first-child {
    stop-color: #60A5FA;
}

#grad-shield stop:last-child,
#grad-wallet stop:last-child,
#grad-network stop:last-child,
#grad-privacy stop:last-child,
#grad-msg stop:last-child,
#grad-speed stop:last-child {
    stop-color: #3B82F6;
}

/* Waitlist Section */
.waitlist {
    padding: 120px 24px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: 
        radial-gradient(circle at 40% 30%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 60% 70%, rgba(96, 165, 250, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 20% 80%, rgba(30, 64, 175, 0.08) 0%, transparent 40%);
}

.waitlist::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--quantum-glow), transparent);
    opacity: 0.1;
    filter: blur(100px);
    pointer-events: none;
}

.waitlist-container {
    max-width: 600px;
    width: 100%;
}

.waitlist-card {
    padding: 48px;
    position: relative;
    background: 
        linear-gradient(135deg, 
            var(--glass-bg) 0%, 
            rgba(59, 130, 246, 0.06) 50%, 
            rgba(30, 64, 175, 0.04) 100%
        );
    border: 1px solid rgba(59, 130, 246, 0.4);
    box-shadow: 
        0 0 50px rgba(59, 130, 246, 0.25),
        0 0 100px rgba(59, 130, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.waitlist-header {
    text-align: center;
    margin-bottom: 40px;
}

.waitlist-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
    margin-bottom: 24px;
    color: var(--quantum-light);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.waitlist-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text-primary), var(--quantum-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.waitlist-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.waitlist-form {
    margin-bottom: 32px;
}

.form-group {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.form-input {
    flex: 1;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition);
}

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

.form-input:focus {
    outline: none;
    border-color: var(--quantum-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Liquid Glass Form Submit */
.form-submit {
    position: relative;
    padding: 16px 32px;
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-lg);
    color: rgba(255, 255, 255, 0.95);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    box-shadow: 
        0 6px 24px rgba(59, 130, 246, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
}

.form-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at center,
        rgba(59, 130, 246, 0.3),
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.form-submit:hover {
    background: rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 12px 36px rgba(59, 130, 246, 0.25),
        0 6px 18px rgba(59, 130, 246, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
}

.form-submit:hover::before {
    opacity: 1;
}

.form-submit:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s ease;
}

.form-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Professional Loading State */
.form-submit.loading {
    pointer-events: none;
    position: relative;
    overflow: hidden;
    opacity: 0.8;
}

.form-submit.loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 1.5s infinite;
    z-index: 1;
}

.submit-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 22px;
    height: 22px;
    border: 2.5px solid rgba(255, 255, 255, 0.2);
    border-top-color: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: professional-spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    opacity: 0;
    z-index: 2;
}

.form-submit.loading .submit-text {
    opacity: 0.3;
    transform: scale(0.95);
    transition: all 0.3s ease;
}

.form-submit.loading .submit-loader {
    opacity: 1;
}

@keyframes professional-spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Celebrate Animation */
@keyframes celebrate {
    0%, 100% { 
        transform: scale(1);
    }
    50% { 
        transform: scale(1.02);
        box-shadow: 0 15px 45px rgba(59, 130, 246, 0.3);
    }
}

.form-status {
    min-height: 24px;
    font-size: 14px;
    text-align: center;
    transition: all 0.3s ease;
    margin-top: 12px;
    padding: 8px 12px;
    border-radius: 8px;
    opacity: 0;
    transform: translateY(-10px);
}

.form-status.active {
    opacity: 1;
    transform: translateY(0);
}

.form-status.success {
    color: #10B981;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    animation: statusPulse 0.5s ease;
}

.form-status.error {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    animation: statusShake 0.5s ease;
}

.form-status.info {
    color: var(--quantum-light);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    animation: statusPulse 0.5s ease;
}

@keyframes statusPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

@keyframes statusShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Success Modal Styles - Premium Design */
.modal-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(20px) saturate(1.2);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
    padding: 20px;
}

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

.modal-content {
    background: 
        linear-gradient(135deg, 
            rgba(0, 0, 0, 0.9) 0%, 
            rgba(10, 10, 20, 0.85) 100%
        );
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 20px;
    width: 90%;
    max-width: 520px;
    max-height: calc(100vh - 40px);
    max-height: calc(100dvh - 40px);
    overflow-y: auto;
    overflow-x: hidden;
    transform: scale(0.85) translate(-50%, -50%);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(24px) saturate(1.5);
    box-shadow: 
        0 25px 80px -20px rgba(59, 130, 246, 0.4),
        0 8px 32px -8px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 -1px 0 rgba(59, 130, 246, 0.1);
    position: absolute;
    top: 50%;
    left: 50%;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(59, 130, 246, 0.04) 0%, transparent 50%);
    border-radius: 20px;
    pointer-events: none;
}

.modal-overlay.active .modal-content {
    transform: scale(1) translate(-50%, -50%);
}


.modal-header {
    text-align: center;
    padding: 40px 32px 24px;
    border-bottom: 1px solid rgba(59, 130, 246, 0.15);
    position: relative;
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.03) 0%, 
        transparent 100%
    );
}

.modal-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(59, 130, 246, 0.4), 
        transparent
    );
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: 
        linear-gradient(135deg, 
            var(--quantum-blue) 0%, 
            var(--quantum-light) 100%
        );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 
        0 0 40px rgba(59, 130, 246, 0.3),
        0 8px 32px rgba(59, 130, 246, 0.2),
        inset 0 2px 8px rgba(255, 255, 255, 0.15);
}

.success-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, 
        var(--quantum-blue), 
        var(--quantum-light), 
        var(--quantum-blue)
    );
    border-radius: 50%;
    z-index: -1;
    opacity: 0.6;
}

.success-icon svg {
    width: 40px;
    height: 40px;
    color: white;
    stroke-width: 2.5;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.modal-header h2 {
    font-size: 28px;
    margin: 0 0 12px 0;
    color: white;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 16px rgba(59, 130, 246, 0.3);
}

.success-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 17px;
    margin: 0;
    font-weight: 500;
    line-height: 1.4;
}

.modal-body {
    padding: 24px 32px 32px;
}

.success-benefits {
    margin-bottom: 32px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 12px;
    background: 
        linear-gradient(135deg, 
            rgba(59, 130, 246, 0.08) 0%, 
            rgba(139, 92, 246, 0.04) 100%
        );
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.12);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.benefit-item:hover {
    transform: translateX(4px);
    background: 
        linear-gradient(135deg, 
            rgba(59, 130, 246, 0.12) 0%, 
            rgba(139, 92, 246, 0.08) 100%
        );
    border-color: rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(59, 130, 246, 0.15);
}

.benefit-item:last-child {
    margin-bottom: 0;
}

.benefit-icon {
    width: 20px;
    height: 20px;
    color: var(--quantum-light);
    flex-shrink: 0;
    filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.3));
}

.next-steps h3 {
    color: var(--quantum-light);
    margin-bottom: 20px;
    font-size: 20px;
}

.timeline {
    margin-bottom: 40px;
}

.timeline-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 15px;
    top: 40px;
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--quantum-blue), transparent);
}

.timeline-number {
    width: 30px;
    height: 30px;
    background: var(--quantum-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    flex-shrink: 0;
}

.timeline-content strong {
    color: var(--quantum-light);
    display: block;
    margin-bottom: 5px;
    font-size: 16px;
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    line-height: 1.5;
}


.modal-footer {
    padding: 24px 32px 32px;
    text-align: center;
    border-top: 1px solid rgba(59, 130, 246, 0.15);
    position: relative;
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.02) 0%, 
        transparent 100%
    );
}

.modal-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(59, 130, 246, 0.3), 
        transparent
    );
}

.modal-close-btn {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    padding: 16px 32px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px) saturate(1.8);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 4px 24px rgba(59, 130, 246, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.modal-close-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.1), 
        transparent
    );
    transition: all 0.6s ease;
}

.modal-close-btn:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 40px rgba(59, 130, 246, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.modal-close-btn:hover::before {
    left: 100%;
}

.modal-close-btn:active {
    transform: translateY(0);
    transition: all 0.1s ease;
}

.btn-icon {
    font-size: 18px;
    margin-left: 8px;
}


/* Mobile Responsive */
@media (max-width: 768px) {
    .modal-overlay {
        padding: 20px;
        align-items: center !important;
        justify-content: center !important;
        overflow-y: auto !important;
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
        width: 100vw !important;
        height: 100vh !important;
        height: 100dvh !important;
        height: -webkit-fill-available !important;
        z-index: 999999 !important;
        display: flex !important;
    }
    
    .modal-content {
        width: calc(100vw - 40px);
        max-width: 420px;
        position: absolute !important;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
        max-height: calc(100vh - 40px);
        max-height: calc(100dvh - 40px);
        min-height: auto;
        border-radius: 18px;
        overflow-y: auto;
        overflow-x: hidden;
    }
    
    .modal-overlay.active .modal-content {
        transform: translate(-50%, -50%) !important;
    }
    
    .modal-header {
        padding: 24px 20px 16px;
    }
    
    .success-icon {
        width: 70px;
        height: 70px;
        margin: 0 auto 16px;
    }
    
    .modal-header h2 {
        font-size: 24px;
        margin-bottom: 8px;
    }
    
    .success-subtitle {
        font-size: 16px;
        line-height: 1.4;
    }
    
    .modal-body {
        padding: 16px 20px;
    }
    
    .benefit-item {
        padding: 12px 16px;
        font-size: 15px;
        gap: 14px;
        margin-bottom: 8px;
        border-radius: 10px;
    }
    
    .benefit-icon {
        width: 18px;
        height: 18px;
    }
    
    .modal-footer {
        padding: 16px 20px 20px;
    }
    
    .modal-close-btn {
        padding: 16px 32px;
        font-size: 16px;
        border-radius: 12px;
        width: 100%;
    }
    
    .success-benefits,
    .timeline {
        margin-bottom: 20px;
    }
    
    .timeline-item {
        gap: 15px;
    }
    
    .timeline-item:not(:last-child)::after {
        left: 12px;
        height: 30px;
    }
}

.waitlist-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.waitlist-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.waitlist-feature svg {
    color: var(--quantum-light);
    flex-shrink: 0;
}

/* Footer */
.footer {
    padding: 48px 24px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
}

.footer-brand svg {
    width: 32px;
    height: 32px;
    opacity: 0.6;
}

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

.footer-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--quantum-light);
    background: rgba(59, 130, 246, 0.05);
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
}

.footer-copyright {
    font-size: 14px;
    color: var(--text-tertiary);
    text-align: center;
}

/* Mobile Optimization - Профессиональный уровень */
@media (max-width: 768px) {
    /* Navigation */
    .nav-container {
        padding: 0 20px;
    }
    
    .nav-logo {
        gap: 12px;
    }
    
    .logo-img {
        width: 36px;
        height: 36px;
    }
    
    .logo-text {
        font-size: 18px;
    }
    
    .glass-button {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    /* Hero Section */
    .hero {
        padding: 100px 20px 60px;
        min-height: calc(100vh - 40px);
    }
    
    .hero-content {
        max-width: 100%;
        padding: 0;
    }
    
    .hero-logo {
        width: 120px;
        height: 120px;
        margin-bottom: 20px;
    }
    
    .brand-name {
        font-size: clamp(2.2rem, 7vw, 2.8rem);
        line-height: 1.1;
        margin-bottom: 12px;
        letter-spacing: -1px;
    }
    
    .hero-tagline {
        font-size: clamp(1rem, 4vw, 1.2rem);
        margin-bottom: 16px;
        padding: 0 10px;
    }
    
    .hero-description {
        font-size: clamp(0.9rem, 3.5vw, 1rem);
        line-height: 1.5;
        margin-bottom: 28px;
        padding: 0 5px;
    }
    
    /* Coming Soon Mobile */
    .coming-soon-section {
        margin: 32px 0;
    }
    
    .coming-soon-text {
        font-size: clamp(1rem, 4vw, 1.1rem);
        letter-spacing: 2px;
    }
    
    .coming-soon-text::before,
    .coming-soon-text::after {
        width: 40px;
    }
    
    /* Hero Actions */
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 16px;
        margin-top: 28px;
    }
    
    .primary-button, .secondary-button {
        width: 100%;
        justify-content: center;
        padding: 16px 24px;
        font-size: 16px;
        min-height: 50px;
        border-radius: 12px;
    }
    
    .secondary-button {
        padding: 14px 24px;
    }
    
    /* Hero Stats */
    .hero-stats {
        gap: 20px;
        margin-top: 40px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stat {
        padding: 12px 16px;
        font-size: 0.8rem;
        min-width: 140px;
        flex: 1;
        max-width: 160px;
    }
    
    .stat-divider {
        display: none;
    }
    
    /* Features Section */
    .features {
        padding: 60px 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .feature-card {
        padding: 28px 24px;
    }
    
    .feature-card.span-2 {
        grid-column: span 1;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 16px;
    }
    
    .feature-title {
        font-size: 1.2rem;
        margin-bottom: 10px;
    }
    
    .feature-desc {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    /* Waitlist Section */
    .waitlist {
        padding: 60px 20px;
    }
    
    .waitlist-card {
        padding: 32px 28px;
        margin: 0 auto;
        max-width: 100%;
    }
    
    .waitlist-title {
        font-size: clamp(1.3rem, 5vw, 1.6rem);
        margin-bottom: 12px;
    }
    
    .waitlist-desc {
        font-size: 0.95rem;
        margin-bottom: 28px;
        line-height: 1.5;
    }
    
    .form-group {
        flex-direction: column;
        gap: 16px;
    }
    
    .form-input {
        padding: 16px 18px;
        font-size: 16px;
        min-height: 50px;
        border-radius: 10px;
    }
    
    .form-submit {
        width: 100%;
        padding: 16px 24px;
        font-size: 16px;
        min-height: 50px;
        border-radius: 10px;
    }
    
    /* Section Headers */
    .section-title {
        font-size: clamp(1.8rem, 6vw, 2.2rem);
        margin-bottom: 12px;
    }
    
    .section-subtitle {
        font-size: clamp(0.9rem, 3vw, 1rem);
    }
}

/* Extra Small Mobile (iPhone SE и подобные) */
@media (max-width: 480px) {
    .nav-container {
        padding: 0 16px;
    }
    
    .logo-text {
        display: none; /* Скрываем на очень маленьких экранах */
    }
    
    .hero {
        padding: 90px 16px 50px;
    }
    
    .hero-logo {
        width: 100px;
        height: 100px;
    }
    
    .brand-name {
        font-size: clamp(1.8rem, 8vw, 2.2rem);
        letter-spacing: -0.5px;
    }
    
    .hero-tagline {
        font-size: clamp(0.9rem, 4vw, 1rem);
        padding: 0;
    }
    
    .hero-description {
        font-size: clamp(0.8rem, 3.2vw, 0.9rem);
        padding: 0;
        margin-bottom: 24px;
    }
    
    .coming-soon-text {
        font-size: clamp(0.9rem, 4vw, 1rem);
        letter-spacing: 1.5px;
    }
    
    .coming-soon-text::before,
    .coming-soon-text::after {
        width: 30px;
    }
    
    .hero-stats {
        gap: 16px;
        margin-top: 32px;
    }
    
    .stat {
        padding: 10px 14px;
        font-size: 0.7rem;
        min-width: 120px;
    }
    
    .features {
        padding: 50px 16px;
    }
    
    .features-grid {
        gap: 20px;
    }
    
    .feature-card {
        padding: 24px 20px;
    }
    
    .section-title {
        font-size: clamp(1.5rem, 6vw, 1.8rem);
    }
    
    .waitlist {
        padding: 50px 16px;
    }
    
    .waitlist-card {
        padding: 28px 24px;
    }
    
    .waitlist-title {
        font-size: clamp(1.2rem, 5vw, 1.4rem);
    }
    
    .form-group {
        gap: 14px;
    }
    
    .form-input, .form-submit {
        min-height: 48px;
        padding: 14px 16px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Performance Optimization for Mobile */
@media (max-width: 768px) {
    /* Reduce heavy animations on mobile */
    .hero-gradient-orb {
        animation-duration: 30s;
        will-change: transform;
    }
    
    #gradient-canvas {
        opacity: 0.3;
    }
    
    /* Mobile dots optimization */
    .dot {
        animation-duration: 2s; /* Чуть медленнее на мобильных */
    }
    
    /* Optimize transitions */
    .feature-card {
        transition: all 0.2s ease;
    }
    
    .primary-button, .secondary-button, .form-submit {
        transition: all 0.2s ease;
    }
    
    /* Reduce blur effects on mobile */
    .nav {
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
    }
    
    .glass-button {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
    
    /* Disable expensive hover effects on touch devices */
    .feature-card:hover {
        transform: none;
        box-shadow: inherit;
    }
}

/* Smooth animations - Accessibility */
@media (prefers-reduced-motion: reduce) {
    *:not(.dot) {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-gradient-orb {
        animation: none !important;
    }
    
    #gradient-canvas {
        display: none !important;
    }
}