/* Zhat Pat - Acid Neon Design System */
:root {
    /* Acid Neon Palette */
    --color-primary: #CCFF00;
    --color-secondary: #FF3CAC;
    --color-bg-dark: #0D0D0D;
    --color-bg-darker: #1A1A2E;
    --color-text: #FFFFFF;
    --color-text-muted: #A0A0A0;
    --color-border: rgba(255, 255, 255, 0.1);
    
    /* Typography */
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Chillax', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-glow: 0 0 40px rgba(204, 255, 0, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg-dark);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.1;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.nav-links {
    display: none;
    gap: var(--space-lg);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.nav-actions {
    display: none;
    align-items: center;
    gap: var(--space-sm);
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 100px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-white {
    background: white;
    color: var(--color-bg-dark);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.3);
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(80px + var(--space-xl)) var(--space-md) var(--space-3xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--color-primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: #7B68EE;
    top: 50%;
    left: 30%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(0, 50px) scale(0.95); }
    75% { transform: translate(-50px, -25px) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
    justify-content: center;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Phone Mockup */
.hero-visual {
    position: relative;
    z-index: 1;
    margin-top: var(--space-3xl);
    width: 100%;
    max-width: 400px;
}

.phone-mockup {
    position: relative;
    width: 100%;
    aspect-ratio: 9/19;
    background: linear-gradient(145deg, #1a1a2e, #0d0d0d);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5), 
                0 0 0 1px rgba(255, 255, 255, 0.1),
                inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    animation: floatPhone 6s ease-in-out infinite;
}

@keyframes floatPhone {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.phone-screen {
    background: var(--color-bg-darker);
    border-radius: 32px;
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

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

.app-logo {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
}

.app-hearts {
    display: flex;
    gap: 2px;
    font-size: 0.75rem;
}

.app-content {
    flex: 1;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.question {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.sentence {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
}

.options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: auto;
}

.option {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.option:hover {
    background: rgba(204, 255, 0, 0.1);
    border-color: var(--color-primary);
}

.app-footer {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.progress-bar {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
    transition: width 0.3s ease;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(26, 26, 46, 0.9);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    animation: floatCard 4s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    right: -20px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 30%;
    left: -30px;
    animation-delay: -2s;
}

.card-icon {
    font-size: 1.5rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
}

.card-subtitle {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Features Section */
.features {
    padding: var(--space-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.feature-card {
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(204, 255, 0, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card.featured {
    background: linear-gradient(145deg, rgba(204, 255, 0, 0.1), rgba(255, 60, 172, 0.05));
    border-color: rgba(204, 255, 0, 0.3);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(204, 255, 0, 0.1);
    border-radius: 16px;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* Testimonials Section */
.testimonials {
    padding: var(--space-3xl) 0;
    background: linear-gradient(180deg, transparent, rgba(204, 255, 0, 0.03), transparent);
}

.testimonials-carousel {
    position: relative;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    gap: var(--space-lg);
    transition: transform var(--transition-slow);
}

.testimonial-card {
    flex: 0 0 100%;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    border-radius: 24px;
}

.testimonial-stars {
    color: var(--color-primary);
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    letter-spacing: 0.1em;
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-bg-dark);
}

.author-name {
    font-family: var(--font-display);
    font-weight: 600;
}

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

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.carousel-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-btn:hover {
    background: rgba(204, 255, 0, 0.1);
    border-color: var(--color-primary);
}

.carousel-btn svg {
    width: 20px;
    height: 20px;
}

.carousel-dots {
    display: flex;
    gap: var(--space-xs);
}

.dot {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dot.active {
    background: var(--color-primary);
    width: 24px;
    border-radius: 4px;
}

/* Pricing Section */
.pricing {
    padding: var(--space-3xl) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
}

.pricing-card.popular {
    background: linear-gradient(145deg, rgba(204, 255, 0, 0.05), rgba(255, 60, 172, 0.05));
    border-color: rgba(204, 255, 0, 0.3);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-primary);
    color: var(--color-bg-dark);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 100px;
}

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

.pricing-name {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.pricing-price {
    margin-bottom: var(--space-xs);
}

.price {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
}

.period {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.pricing-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
}

.pricing-features li.disabled {
    color: var(--color-text-muted);
    opacity: 0.5;
}

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

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

/* CTA Section */
.cta {
    position: relative;
    padding: var(--space-3xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cta-bg .gradient-orb {
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.cta-badges {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-top: var(--space-xl);
}

.store-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.store-badge:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-primary);
}

.store-badge svg {
    width: 20px;
    height: 20px;
}

/* Footer */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    border-top: 1px solid var(--color-border);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: rgba(204, 255, 0, 0.1);
    border-color: var(--color-primary);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

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

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    font-size: 0.95rem;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer-lang {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.footer-lang select {
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 0.875rem;
    cursor: pointer;
}

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

/* Responsive Design */
@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card:last-child {
        grid-column: span 2;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
    
    .nav-actions {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .hero {
        flex-direction: row;
        text-align: left;
        padding-top: calc(80px + var(--space-3xl));
    }
    
    .hero-content {
        text-align: left;
        flex: 1;
    }
    
    .hero-cta {
        align-items: flex-start;
    }
    
    .hero-stats {
        justify-content: flex-start;
    }
    
    .hero-visual {
        flex: 1;
        margin-top: 0;
    }
    
    .testimonial-card {
        flex: 0 0 calc(50% - var(--space-md));
    }
    
    .footer-grid {
        grid-template-columns: 1fr 2fr;
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .feature-card.featured {
        grid-row: span 2;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing-card:last-child {
        grid-column: auto;
    }
    
    .testimonial-card {
        flex: 0 0 calc(33.333% - var(--space-md));
    }
}

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