/* ===== CSS Variables ===== */
:root {
    --primary-color: #FFBA00;
    --primary-dark: #E6A800;
    --primary-light: #FFD54F;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #6a6a6a;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ===== Reset & Base Styles ===== */
* {
    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-dark);
    line-height: 1.6;
    background: var(--bg-white);
}

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

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-dark);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-primary-small {
    background: var(--primary-color);
    color: var(--text-dark);
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary-small:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== Hero Section ===== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #fff 0%, #fff9e6 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    margin-bottom: 24px;
}

.badge {
    display: inline-block;
    background: var(--primary-color);
    color: var(--text-dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.highlight {
    color: var(--primary-color);
}

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

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-dark);
    padding: 16px 32px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: var(--transition);
    display: inline-block;
}

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

.btn-secondary {
    background: transparent;
    color: var(--text-dark);
    padding: 16px 32px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    border: 2px solid var(--text-dark);
    transition: var(--transition);
    display: inline-block;
}

.btn-secondary:hover {
    background: var(--text-dark);
    color: var(--bg-white);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
}

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

/* ===== Section Styles ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-dark);
}

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

/* ===== Features Section ===== */
.features {
    padding: 80px 0;
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* ===== How It Works ===== */
.how-it-works {
    padding: 80px 0;
    background: var(--bg-light);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 800;
    margin: 0 auto 24px;
    color: var(--text-dark);
}

.step h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.step p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* ===== Beta Program ===== */
.beta-program {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-dark);
}

.beta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.beta-badge {
    margin-bottom: 24px;
}

.badge-large {
    display: inline-block;
    background: rgba(255, 255, 255, 0.3);
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 16px;
    font-weight: 700;
}

.beta-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
}

.beta-content > p {
    font-size: 18px;
    margin-bottom: 40px;
    line-height: 1.6;
}

.beta-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 40px;
}

.beta-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
}

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

.beta-note {
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: var(--radius-md);
    font-size: 16px;
    line-height: 1.6;
}

/* ===== Pricing Section ===== */
.pricing {
    padding: 80px 0;
    background: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--text-dark);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 12px;
}

.currency {
    font-size: 24px;
    font-weight: 700;
    margin-top: 8px;
}

.amount {
    font-size: 56px;
    font-weight: 800;
    line-height: 1;
}

.period {
    font-size: 18px;
    color: var(--text-medium);
    margin-top: 16px;
}

.pricing-subtitle {
    color: var(--text-medium);
    font-size: 16px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-medium);
}

.pricing-features .check {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 18px;
}

.pricing-note {
    text-align: center;
    color: var(--text-light);
    font-size: 14px;
    font-style: italic;
}

.pricing-footer {
    text-align: center;
    margin-top: 40px;
    padding: 24px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

/* ===== Download Section ===== */
.download {
    padding: 80px 0;
    background: var(--bg-dark);
    color: var(--bg-white);
}

.download-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.download-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
}

.download-content > p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
}

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

.store-button {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-white);
    color: var(--text-dark);
    padding: 16px 32px;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition);
    min-width: 200px;
}

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

.store-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.store-button.disabled:hover {
    transform: none;
}

.store-icon {
    width: 32px;
    height: 32px;
}

.store-text {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: left;
}

.store-name {
    font-size: 18px;
    font-weight: 700;
    text-align: left;
}

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

/* ===== About Section ===== */
.about {
    padding: 80px 0;
    background: var(--bg-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.about-content > p {
    font-size: 18px;
    color: var(--text-medium);
    margin-bottom: 60px;
    line-height: 1.8;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.value {
    text-align: center;
}

.value h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.value p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 24px;
}

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

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand .logo-text {
    color: var(--bg-white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
}

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

.footer-column h4 {
    color: var(--bg-white);
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    margin-bottom: 12px;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .download-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .beta-content h2 {
        font-size: 32px;
    }
    
    .download-content h2 {
        font-size: 32px;
    }
}



/* ===== Language Selector ===== */
.language-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 16px;
}

.lang-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 2px solid transparent;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
    background: var(--bg-light);
}

.lang-btn img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 50%;
}

.lang-btn:hover {
    transform: scale(1.1);
    border-color: var(--primary-color);
}

.lang-btn.active {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

/* Mobile language selector */
@media (max-width: 768px) {
    .language-selector {
        margin-left: 0;
        margin-top: 16px;
        justify-content: center;
    }
}