:root {
    --primary: #1a73e8;
    --primary-dark: #1557b0;
    --secondary: #667eea;
    --accent: #764ba2;
    --dark: #1a1a2e;
    --dark-light: #16213e;
    --text: #2d3748;
    --text-light: #718096;
    --white: #ffffff;
    --gray-100: #f7fafc;
    --gray-200: #edf2f7;
    --gradient: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 25px 50px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 16px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark);
}

.logo-icon {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--gradient);
    opacity: 0.1;
    clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, #e8f0fe 0%, #f0e6ff 100%);
    color: var(--secondary);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--dark);
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--text);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: var(--dark);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    transform: rotate(5deg);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 30px;
    overflow: hidden;
}

.app-preview {
    padding: 20px;
}

.preview-header {
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--dark);
}

.preview-search {
    background: var(--gray-100);
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 20px;
}

.preview-results {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.preview-card {
    height: 80px;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    border-radius: 12px;
    animation: pulse 2s infinite;
}

.preview-card:nth-child(2) {
    animation-delay: 0.2s;
}

.preview-card:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Features Section */
.features {
    padding: 120px 0;
    background: var(--gray-100);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    background: var(--gradient);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 32px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Arabizi Section */
.arabizi-section {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
}

.arabizi-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.arabizi-text h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.arabizi-text p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
}

.arabizi-examples {
    list-style: none;
}

.arabizi-examples li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1rem;
}

.arabizi-examples code {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 6px;
    font-family: 'Inter', monospace;
    color: #a78bfa;
}

.search-demo {
    background: var(--dark-light);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.search-input {
    background: rgba(255, 255, 255, 0.1);
    padding: 16px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.typing-text {
    color: rgba(255, 255, 255, 0.6);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.search-results-demo {
    text-align: center;
    color: #4ade80;
    font-weight: 600;
}

/* Download Section */
.download {
    padding: 100px 0;
    background: var(--gradient);
    text-align: center;
}

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.download-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

.store-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--dark);
    color: var(--white);
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    transition: transform 0.3s, background 0.3s;
}

.store-btn:hover {
    transform: translateY(-4px);
    background: #2d2d44;
}

.store-label {
    display: block;
    font-size: 0.75rem;
    opacity: 0.8;
}

.store-name {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
}

.coming-soon {
    color: var(--white);
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 100px 0;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.contact-card {
    text-align: center;
    padding: 40px;
    background: var(--gray-100);
    border-radius: 20px;
    transition: transform 0.3s;
}

.contact-card:hover {
    transform: translateY(-4px);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

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

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-brand p {
    width: 100%;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .features-grid,
    .contact-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: var(--shadow);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 32px;
    }
    
    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .features-grid,
    .contact-cards {
        grid-template-columns: 1fr;
    }
    
    .arabizi-content {
        grid-template-columns: 1fr;
    }
    
    .store-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-brand {
        justify-content: center;
    }
}