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

:root {
    --primary: #B24592;
    --primary-light: #D65DB1;
    --secondary: #4A69FF;
    --accent: #64B5F6;
    --success: #4CAF50;
    --text-dark: #1A1A2E;
    --text-light: #FFFFFF;
    --text-gray: #9E9E9E;
    --bg-dark: #0F0F1E;
    --bg-card: #1E1E2E;
    --gradient-primary: linear-gradient(135deg, #B24592 0%, #F15F79 100%);
    --gradient-secondary: linear-gradient(135deg, #4A69FF 0%, #64B5F6 100%);
    --gradient-hero: linear-gradient(135deg, rgba(178, 69, 146, 0.3) 0%, rgba(74, 105, 255, 0.3) 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: #FFFFFF;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 15px 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 24px;
    color: var(--primary);
}

.logo-icon {
    font-size: 32px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Language Selector */
.language-selector {
    position: relative;
}

.lang-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.2s;
}

.lang-btn:hover {
    transform: translateY(-2px);
}

.flag {
    font-size: 20px;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 8px;
    min-width: 180px;
    display: none;
    margin-top: 8px;
}

.lang-dropdown.active {
    display: block;
}

.lang-option {
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    transition: background 0.2s;
}

.lang-option:hover {
    background: #F5F5F5;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #F5F7FA 0%, #E8EAF6 100%);
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.6;
}

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

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(178, 69, 146, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(178, 69, 146, 0.5);
}

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

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.btn-icon {
    font-size: 24px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

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

.stat-label {
    font-size: 14px;
    color: var(--text-gray);
    font-weight: 500;
}

/* Phone Mockup */
.phone-mockup {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    animation: float 6s ease-in-out infinite;
}

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

.screenshot-main {
    width: 100%;
    border-radius: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

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

.section-subtitle {
    font-size: 18px;
    color: var(--text-gray);
}

/* Features Section */
.features {
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FA 100%);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid #E8EAF6;
}

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

.feature-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-gray);
    font-size: 16px;
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    background: linear-gradient(135deg, #F5F7FA 0%, #E8EAF6 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.step-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s;
}

.step-card:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-description {
    color: var(--text-gray);
    font-size: 15px;
}

/* Screenshots Section */
.screenshots {
    background: white;
}

.screenshots-carousel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.screenshot-item {
    text-align: center;
}

.screenshot-item img {
    width: 100%;
    max-width: 250px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s;
}

.screenshot-item img:hover {
    transform: scale(1.05);
}

.screenshot-caption {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-gray);
    font-weight: 500;
}

/* Download Section */
.download {
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

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

.download-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.download-subtitle {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 40px;
}

.store-button {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 16px 32px;
    background: var(--text-dark);
    color: white;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: var(--shadow-md);
}

.store-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.store-icon {
    font-size: 40px;
}

.store-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.store-label {
    font-size: 12px;
    opacity: 0.8;
}

.store-name {
    font-size: 20px;
    font-weight: 700;
}

.download-note {
    margin-top: 24px;
    color: var(--text-gray);
    font-size: 14px;
}

.floating-phone {
    animation: float 6s ease-in-out infinite;
}

.floating-phone img {
    width: 100%;
    max-width: 350px;
    border-radius: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-tagline {
    color: var(--text-gray);
    font-size: 16px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-col a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
}

.footer-col a:hover {
    color: var(--text-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: var(--text-gray);
    font-size: 14px;
}

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

html[dir="rtl"] .nav-menu,
html[dir="rtl"] .hero-buttons,
html[dir="rtl"] .hero-stats {
    flex-direction: row-reverse;
}

html[dir="rtl"] .lang-dropdown {
    right: auto;
    left: 0;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content,
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-buttons,
    .hero-stats {
        justify-content: center;
    }
    
    .phone-mockup,
    .floating-phone img {
        max-width: 300px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshots-carousel {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-title {
        font-size: 36px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .screenshots-carousel {
        grid-template-columns: 1fr;
    }
}