/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Performance optimizations */
img, video {
    max-width: 100%;
    height: auto;
}

video {
    object-fit: cover;
}

/* Preload critical fonts */
@font-display: swap;

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); }
h4 { font-size: clamp(1rem, 2.5vw, 1.4rem); }

p {
    margin-bottom: 1rem;
    color: #666;
    font-size: clamp(0.9rem, 2vw, 1.1rem);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #667eea;
}

.hamburger {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    text-align: center;
}

.hero-title {
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 200px;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

/* Coming Soon Badge */
.coming-soon-badge {
    display: inline-block;
    margin-bottom: 1rem;
}

.coming-soon-badge span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

/* Hero Video Section */
.hero-visual {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.hero-visual .video-container {
    max-width: 300px;
    width: 100%;
    position: relative;
    background: #1a1a1a;
    padding: 15px;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.hero-visual .video-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.demo-video {
    width: 100%;
    height: auto;
    max-height: 500px;
    border-radius: 20px;
    object-fit: cover;
    display: block;
}

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

.section-header h2 {
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 20px;
    background: #f8f9fa;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #667eea;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.feature-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}



/* Coming Soon Hero Section */
.coming-soon-hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.coming-soon-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.coming-soon-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.coming-soon-content h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: white;
}

.coming-soon-content p {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 3rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* Email Signup Form */
.coming-soon-form {
    margin-bottom: 2rem;
}

.email-signup {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto 1rem;
}

.email-input {
    padding: 1.2rem 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.email-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.email-input:focus {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.notify-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.2rem 2.5rem;
    background: white;
    color: #667eea;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.notify-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    background: #f8f9fa;
}

.signup-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* Development Progress Section */
.development-progress {
    padding: 80px 0;
    background: #f8f9fa;
}

.progress-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: start;
}

.progress-left h3,
.progress-right h3 {
    font-size: 1.5rem;
    color: #1a1a1a;
    margin-bottom: 2rem;
    text-align: center;
}

/* Launch Timeline */
.launch-timeline {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 350px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.timeline-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.timeline-icon.completed {
    background: #10b981;
    color: white;
}

.timeline-icon.in-progress {
    background: #667eea;
    position: relative;
}

.timeline-icon.pending {
    background: #e5e7eb;
}

.progress-dot {
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.pending-dot {
    width: 8px;
    height: 8px;
    background: #9ca3af;
    border-radius: 50%;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
}

.timeline-item span {
    font-size: 0.95rem;
    color: #333;
    font-weight: 500;
}

/* Coming Soon Stats */
.coming-soon-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 400px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: white;
    border-radius: 20px;
    border: 1px solid #e0e0e0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stat-item strong {
    display: block;
    font-size: 2rem;
    color: #667eea;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item span {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

/* Download Section */
.download {
    padding: 80px 0;
    background: white;
}

.download-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.download-text {
    text-align: center;
}

.download-text h2 {
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.download-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    color: #666;
}

/* App Screenshots */
.app-screenshots {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.screenshot-container {
    width: 140px;
    height: 280px;
    background: #1a1a1a;
    border-radius: 20px;
    padding: 10px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.screenshot-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.screenshot-container:nth-child(2) {
    transform: translateY(20px);
}

.screenshot-container:nth-child(2):hover {
    transform: translateY(15px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    transition: all 0.3s ease;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-brand h3 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: #999;
    margin: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.link-group h4 {
    margin-bottom: 1rem;
    color: white;
    font-size: 1rem;
}

.link-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.link-group li {
    margin-bottom: 0.5rem;
}

.link-group a {
    display: block;
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

.link-group a:hover {
    color: #667eea;
}

/* Screen reader only class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #999;
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .nav-menu {
        display: flex;
    }
    
    .hamburger {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    

    
    .email-signup {
        flex-direction: row;
    }
    
    .progress-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    .coming-soon-stats {
        grid-template-columns: 1fr;
    }
    
    .app-screenshots {
        gap: 0.8rem;
    }
    
    .screenshot-container {
        width: 120px;
        height: 240px;
    }
    
    .screenshot-container:nth-child(2) {
        transform: translateY(15px);
    }
    
    .screenshot-container:nth-child(2):hover {
        transform: translateY(10px);
    }
    
    .hero-visual .video-container {
        max-width: 250px;
        padding: 12px;
    }
    
    .demo-video {
        max-height: 400px;
    }
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        text-align: left;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-description {
        margin-left: 0;
        margin-right: 0;
    }
    
    .hero-buttons {
        justify-content: flex-start;
    }
    
    .hero-visual .video-container {
        max-width: 280px;
        padding: 14px;
    }
    
    .demo-video {
        max-height: 500px;
    }
    
    .download-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .download-text {
        text-align: left;
    }
    
    .download-text p {
        margin-left: 0;
        margin-right: 0;
    }
    
    .progress-left h3,
    .progress-right h3 {
        text-align: left;
    }
    
    .launch-timeline {
        max-width: none;
    }
    
    .coming-soon-stats {
        grid-template-columns: repeat(3, 1fr);
        max-width: none;
    }
    
    .app-screenshots {
        gap: 1.5rem;
    }
    
    .screenshot-container {
        width: 160px;
        height: 320px;
    }
    
    .hero-visual .video-container {
        max-width: 350px;
        padding: 16px;
    }
    
    .demo-video {
        max-height: 600px;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 2fr 3fr;
    }
}

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

.hero-content > * {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    animation-delay: 0.1s;
}

.hero-description {
    animation-delay: 0.2s;
}

.hero-buttons {
    animation-delay: 0.3s;
}

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

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}