/* SnapGather Homepage - Modern Futuristic Design */

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

:root {
    /* Color Palette */
    --primary-cyan: #00ffff;
    --primary-magenta: #ff00ff;
    --primary-yellow: #ffff00;
    --primary-green: #00ff00;
    --primary-blue: #0080ff;
    --primary-purple: #8000ff;
    
    /* Dark Theme */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-card: #1e1e2e;
    --bg-glass: rgba(255, 255, 255, 0.05);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-cyan), var(--primary-blue));
    --gradient-secondary: linear-gradient(135deg, var(--primary-magenta), var(--primary-purple));
    --gradient-accent: linear-gradient(135deg, var(--primary-yellow), var(--primary-green));
    --gradient-bg: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-tertiary) 100%);
    
    /* Shadows */
    --shadow-neon: 0 0 20px rgba(0, 255, 255, 0.3);
    --shadow-glow: 0 0 40px rgba(255, 0, 255, 0.2);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typography - Optimized for 2025 Mobile Standards */
    --font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px - Base mobile size */
    --font-size-md: 1.0625rem;    /* 17px - Better mobile readability */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */
    --font-size-6xl: 3.75rem;     /* 60px */
    
    /* Line Heights - Optimized for mobile reading */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--gradient-bg);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animations */
@keyframes neonPulse {
    0%, 100% {
        box-shadow: 0 0 5px var(--primary-cyan), 0 0 10px var(--primary-cyan), 0 0 15px var(--primary-cyan);
    }
    50% {
        box-shadow: 0 0 10px var(--primary-cyan), 0 0 20px var(--primary-cyan), 0 0 30px var(--primary-cyan);
    }
}

@keyframes cyberGlow {
    0%, 100% {
        text-shadow: 0 0 10px var(--primary-cyan), 0 0 20px var(--primary-cyan), 0 0 30px var(--primary-cyan);
    }
    50% {
        text-shadow: 0 0 20px var(--primary-magenta), 0 0 30px var(--primary-magenta), 0 0 40px var(--primary-magenta);
    }
}

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

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

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

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: cyberGlow 3s ease-in-out infinite;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 10px var(--primary-cyan));
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    min-height: 44px;
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.nav-link:hover {
    color: var(--primary-cyan);
    background: rgba(0, 255, 255, 0.1);
}

.nav-link:active {
    transform: scale(0.98);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 25px;
    font-weight: 600;
    animation: neonPulse 2s ease-in-out infinite;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 4px;
    transition: var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle:hover {
    background: rgba(0, 255, 255, 0.1);
}

.nav-toggle:active {
    transform: scale(0.95);
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-cyan);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    padding: 120px 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero-content {
    animation: slideInUp 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--bg-glass);
    border: 1px solid rgba(0, 255, 255, 0.3);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 25px;
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.badge-icon {
    font-size: var(--font-size-lg);
}

.badge-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--primary-cyan);
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-neon);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-cyan);
}

.btn-secondary:hover {
    background: var(--primary-cyan);
    color: var(--bg-primary);
    box-shadow: var(--shadow-neon);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
    box-shadow: var(--shadow-neon);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    font-size: var(--font-size-lg);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-cyan);
    text-shadow: 0 0 10px var(--primary-cyan);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Hero Visual - Responsive Optimized */
.hero-visual {
    position: relative;
    animation: slideInUp 1s ease-out 0.3s both;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    max-width: 100%;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: 30px;
    padding: 20px;
    box-shadow: var(--shadow-card);
    border: 2px solid rgba(0, 255, 255, 0.3);
    aspect-ratio: 1/2;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
    border-radius: 20px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    overflow: hidden;
}

/* Logo Responsive */
.logo {
    max-width: 100%;
    height: auto;
    width: auto;
    max-height: 40px;
}

/* Avatar Images Responsive */
.testimonial-avatar img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-cyan);
}

.qr-demo {
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    background: var(--bg-primary);
    border: 2px solid var(--primary-cyan);
    border-radius: 10px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: neonPulse 2s ease-in-out infinite;
}

.qr-pattern {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    box-shadow: 
        0 0 20px var(--primary-cyan),
        inset 0 0 20px rgba(0, 212, 255, 0.1);
    border: 2px solid var(--primary-cyan);
    overflow: hidden;
}

.qr-pattern canvas {
    width: 100% !important;
    height: 100% !important;
    border-radius: 6px;
}

.qr-text {
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.gallery-preview {
    width: 100%;
}

.photo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
}

.photo-item {
    aspect-ratio: 1;
    background: var(--gradient-primary);
    border-radius: 8px;
    animation: float 3s ease-in-out infinite;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.photo-item:nth-child(1) {
    background-image: url('../assets/group-selfie-1.svg');
    animation-delay: 0s;
}

.photo-item:nth-child(2) {
    background-image: url('../assets/group-selfie-2.svg');
    animation-delay: 0.5s;
}

.photo-item:nth-child(3) {
    background-image: url('../assets/party-photo-3.svg');
    animation-delay: 1s;
}

.photo-item:nth-child(4) {
    background-image: url('../assets/party-photo-4.svg');
    animation-delay: 1.5s;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-photo {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 10px;
    animation: float 4s ease-in-out infinite;
}

.photo-1 {
    top: 10%;
    left: -30px;
    background-image: url('../assets/floating-photo-1.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    animation-delay: 0s;
}

.photo-2 {
    top: 60%;
    right: -30px;
    background-image: url('../assets/floating-photo-2.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    animation-delay: 1s;
}

.photo-3 {
    bottom: 20%;
    left: 20%;
    background-image: url('../assets/floating-photo-3.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    animation-delay: 2s;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.3);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transition: var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-neon);
    border-color: var(--primary-cyan);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    animation: neonPulse 3s ease-in-out infinite;
}

.feature-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    padding: var(--spacing-2xl) 0;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    padding: var(--spacing-xl);
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    transition: var(--transition-normal);
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    animation: neonPulse 2s ease-in-out infinite;
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.step-visual {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    animation: float 3s ease-in-out infinite;
}

/* Pricing Section */
.pricing {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.3);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-neon);
}

.pricing-card.featured {
    border-color: var(--primary-cyan);
    box-shadow: var(--shadow-neon);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 25px;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.pricing-header {
    margin-bottom: var(--spacing-xl);
}

.plan-name {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
}

.currency {
    font-size: var(--font-size-xl);
    color: var(--primary-cyan);
}

.amount {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 0 10px var(--primary-cyan);
}

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

.pricing-features {
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.check {
    color: var(--primary-cyan);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.info-icon {
    margin-left: var(--spacing-xs);
    cursor: pointer;
    font-size: 1.2em;
    color: var(--primary-cyan);
    transition: var(--transition-normal);
}

.info-icon:hover {
    color: var(--primary-magenta);
    transform: scale(1.1);
}

/* Testimonials Section */
.testimonials {
    padding: var(--spacing-2xl) 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    color: var(--text-primary);
    font-style: italic;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--bg-primary);
}

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

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

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) 0;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    text-align: center;
}

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

.cta-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.cta-description {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: var(--bg-primary);
    color: var(--primary-cyan);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

.cta .btn-secondary {
    background: transparent;
    color: var(--bg-primary);
    border-color: var(--bg-primary);
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.3);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.contact-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--bg-primary);
}

.contact-text h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

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

/* Contact Form */
.contact-form {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-glass);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: var(--font-size-lg);
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-cyan);
    color: var(--bg-primary);
    box-shadow: var(--shadow-neon);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
}

.footer-copyright,
.footer-made {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Responsive Design - 2025 Modern Breakpoints */

/* Large tablets and small laptops (1024px and down) */
@media (max-width: 1024px) {
    .hero-container {
        gap: var(--spacing-xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
}

/* Tablets (768px and down) */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: var(--spacing-xl);
        transition: var(--transition-normal);
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
        width: 44px;
        height: 44px;
        align-items: center;
        justify-content: center;
        padding: var(--spacing-xs);
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
        line-height: 1.2;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }

    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .phone-mockup {
        width: 280px;
        height: 560px;
        margin: 0 auto;
    }

    .features-grid,
    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        text-align: left;
        gap: var(--spacing-lg);
    }

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

    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
}

/* Large mobile devices (640px and down) */
@media (max-width: 640px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Small mobile devices (480px and down) */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-title {
        font-size: var(--font-size-2xl);
        line-height: 1.3;
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-md);
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
        min-height: 44px;
    }

    .phone-mockup {
        width: 220px;
        height: 440px;
    }

    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .nav-link {
        padding: var(--spacing-md) 0;
        font-size: var(--font-size-lg);
    }
}

/* Extra small devices (360px and down) */
@media (max-width: 360px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-top: 3px solid var(--primary-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--bg-primary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-neon);
}

/* Auth Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease-out;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    width: 90%;
    max-width: 400px;
    position: relative;
    box-shadow: var(--shadow-card);
    animation: slideIn 0.3s ease-out;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition-fast);
}

.close:hover {
    color: var(--primary-cyan);
}

.auth-state {
    display: none;
    text-align: center;
}

.auth-state.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

.auth-state h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.auth-state p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

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

.auth-switch {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.auth-switch a {
    color: var(--primary-cyan);
    text-decoration: none;
    transition: var(--transition-fast);
}

.auth-switch a:hover {
    text-decoration: underline;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 255, 255, 0.2);
    border-top: 3px solid var(--primary-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--bg-primary);
    margin: 0 auto 1rem;
    animation: scaleIn 0.5s ease-out;
}

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

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from { 
        opacity: 0;
        transform: scale(0.5);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}