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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: #667eea;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-cta {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

/* Hero Section */
.hero {
    padding: 160px 0 120px;
    background: #ffffff;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
}

.app-screenshot {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    display: block;
    background: #ffffff;
}

.app-screenshot:hover {
    transform: scale(1.02);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    display: inline-block;
    font-size: 28px;
    font-weight: 700;
    color: #ff6b6b;
    background: linear-gradient(135deg, #ff6b6b 0%, #ffa500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 8px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.02);
    }
}

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

.hero-description {
    font-size: 20px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.hero-compatibility {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 32px;
    font-style: italic;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

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

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

.btn-secondary:hover {
    border-color: #667eea;
    color: #667eea;
}


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

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

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 20px;
    color: var(--text-secondary);
}

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

.feature-card {
    background: white;
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* How It Works */
.how-it-works {
    padding: 120px 0;
    background: white;
}

/* How It Works - Horizontal Layout */
.steps-horizontal {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.step-card {
    background: white;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.15);
}

.step-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.25);
}

.step-icon-svg {
    width: 40px;
    height: 40px;
    color: white;
    stroke-width: 2;
}

.step-number-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    background: var(--bg-secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: #667eea;
}

.step-card .step-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step-card .step-description {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Old vertical layout styles - keep for compatibility */
.steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr 120px;
    gap: 40px;
    align-items: center;
    margin-bottom: 80px;
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 40px;
    top: 100px;
    width: 2px;
    height: calc(100% + 40px);
    background: linear-gradient(180deg, #667eea 0%, transparent 100%);
}

.step-reverse {
    grid-template-columns: 120px 1fr 80px;
}

.step-number {
    font-size: 48px;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.step-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.step-visual {
    width: 120px;
    height: 120px;
    background: var(--bg-secondary);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-icon {
    font-size: 48px;
}

/* Comparison */
.comparison {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.comparison-table {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-header {
    background: var(--bg-secondary);
    font-weight: 700;
}

.comparison-cell {
    padding: 24px 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.comparison-cell.highlight {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    font-weight: 600;
}

.check {
    color: #28ca42;
    font-weight: 700;
    margin-right: 8px;
}

.cross {
    color: #ff5f57;
    font-weight: 700;
    margin-right: 8px;
}

/* FAQ */
.faq {
    padding: 120px 0;
    background: white;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 600;
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 32px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 32px 24px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Download Section */
.download {
    padding: 120px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.download-card {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 60px;
    align-items: center;
}

.download-title {
    font-size: 40px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.download-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}

.btn-download {
    background: white;
    color: #667eea;
    width: 100%;
    margin-bottom: 16px;
}

.download-version {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-muted);
}

.download-info {
    display: flex;
    gap: 24px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.download-visual {
    display: flex;
    justify-content: center;
}

.download-icon {
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.download-icon svg {
    width: 100px;
    height: 100px;
    color: white;
}

/* Footer */
.footer {
    background: #1a202c;
    color: white;
    padding: 80px 0 32px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-links {
    display: flex;
    flex-direction: row;
    gap: 60px;
}

.footer-column {
    flex: 1;
    min-width: 0;
}

.footer-heading {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
}

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

.footer-list li {
    margin-bottom: 12px;
}

.footer-list a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-list a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.2s ease;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-card {
        grid-template-columns: 1fr;
    }
    
    .download-visual {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .hero-description {
        font-size: 18px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        display: none;
    }
    
    .step {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step-reverse {
        grid-template-columns: 1fr;
    }
    
    .step-number {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ==========================================
   Language Selector Styles
   ========================================== */

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-switcher {
    position: relative;
}

.language-button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

.language-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.globe-icon {
    width: 20px;
    height: 20px;
}

.language-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    overflow: hidden;
}

.language-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-menu a {
    display: block;
    padding: 12px 20px;
    color: var(--text-primary);
    text-decoration: none;
    transition: background 0.2s ease;
    font-size: 0.9375rem;
}

.language-menu a:hover {
    background: rgba(102, 126, 234, 0.1);
}

.language-menu a:first-child {
    border-radius: 12px 12px 0 0;
}

.language-menu a:last-child {
    border-radius: 0 0 12px 12px;
}

.language-selector option {
    background: #1a1a2e;
    color: white;
    padding: 0.5rem;
}

/* RTL Support for Arabic */
html[dir="rtl"] {
    direction: rtl;
}

html[dir="rtl"] .nav-content {
    flex-direction: row-reverse;
}

html[dir="rtl"] .nav-links {
    flex-direction: row-reverse;
}

html[dir="rtl"] .nav-actions {
    flex-direction: row-reverse;
}

html[dir="rtl"] .hero-actions {
    flex-direction: row-reverse;
}

html[dir="rtl"] .features-grid,
html[dir="rtl"] .steps,
html[dir="rtl"] .footer-content {
    direction: rtl;
}

/* App Store Button - Official Style */
.app-store-button {
    display: inline-block;
    width: 120px;
    height: 40px;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 5px;
    overflow: hidden;
}

.app-store-button svg {
    width: 100%;
    height: 100%;
    display: block;
}

.app-store-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.app-store-button:active {
    transform: scale(1.02);
}

/* Large App Store Button */
.app-store-button-large {
    width: 150px;
    height: 50px;
}

/* Download Section Adjustments */
.download-version-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-muted);
    margin: 12px 0 16px 0;
    text-align: center;
}

.download-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-actions {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    
    .language-selector {
        width: 100%;
    }
    
    .nav-cta {
        width: 100%;
    }
    
    .app-store-button {
        width: 110px;
        height: 37px;
    }
    
    .app-store-button-large {
        width: 135px;
        height: 45px;
    }
}