/* Modern Homepage CSS - Crypto Exchange Style */

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 0 20px;
}

[data-theme="dark"] .header {
    background: rgba(13, 20, 33, 0.98);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 26px;
    font-weight: 800;
    color: var(--primary-green);
    text-decoration: none;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s ease;
}

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

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn {
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--bg-hover);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(50, 205, 50, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(50, 205, 50, 0.4);
}

/* Hero Section */
.hero {
    padding: 140px 20px 80px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.free-badge {
    display: inline-block;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
    margin-left: 12px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.hero-content p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.btn-hero {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 12px;
}

.trust-badges {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.trust-badge i {
    color: var(--primary-green);
    font-size: 18px;
}

/* Hero Trading Widget */
.hero-widget {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-heavy);
}

.widget-header {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    background: var(--bg-secondary);
    padding: 6px;
    border-radius: 12px;
}

.widget-tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.widget-tab.active {
    background: var(--gradient-primary);
    color: white;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.form-select, .form-input {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-size: 15px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color 0.3s ease;
}

.form-select:focus, .form-input:focus {
    outline: none;
    border-color: var(--primary-green);
}

.amount-display {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 20px;
}

.amount-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.amount-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-green);
}

.btn-trade {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 10px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-trade:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(50, 205, 50, 0.4);
}

/* Crypto Market Section */
.crypto-market {
    padding: 80px 20px;
    background: var(--bg-secondary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

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

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

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.crypto-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.crypto-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.crypto-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: bold;
    color: white;
    flex-shrink: 0;
}

.crypto-icon.btc { background: #f7931a; }
.crypto-icon.eth { background: #627eea; }
.crypto-icon.usdt { background: #26a17b; }
.crypto-icon.usdc { background: #2775ca; }
.crypto-icon.shib { background: #ffa409; }

.crypto-info {
    flex: 1;
}

.crypto-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.crypto-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.crypto-price {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 16px;
}

.crypto-actions {
    display: flex;
    gap: 10px;
}

.btn-crypto {
    flex: 1;
    padding: 10px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
}

/* Features Section */
.features {
    padding: 80px 20px;
    background: var(--bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-green);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin: 0 auto 20px;
}

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

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

/* CTA Section */
.cta {
    padding: 80px 20px;
    background: var(--gradient-primary);
    text-align: center;
    color: white;
}

.cta h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.95;
}

.btn-cta {
    background: white;
    color: var(--primary-green);
    padding: 16px 36px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 12px;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 60px 20px 30px;
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--primary-green);
}

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

/* Theme Switcher */
.theme-switcher {
    position: fixed;
    top: 90px;
    right: 20px;
    z-index: 1001;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 6px;
    box-shadow: var(--shadow-medium);
    display: flex;
    gap: 6px;
}

.theme-toggle {
    background: none;
    border: none;
    padding: 8px 12px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.theme-toggle.active {
    background: var(--gradient-primary);
    color: white;
}

.theme-toggle:hover:not(.active) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Telegram Support Button */
.telegram-support {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    text-decoration: none;
    box-shadow: var(--shadow-heavy);
    z-index: 1000;
    transition: all 0.3s ease;
}

.telegram-support:hover {
    transform: scale(1.1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-primary);
    cursor: pointer;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-content h1 {
        font-size: 42px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-buttons {
        gap: 8px;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .hero {
        padding: 120px 20px 60px;
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .free-badge {
        display: block;
        margin: 12px 0 0 0;
        width: fit-content;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-hero {
        width: 100%;
    }
    
    .trust-badges {
        gap: 16px;
        justify-content: center;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .crypto-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .theme-switcher {
        top: 80px;
        right: 10px;
        padding: 4px;
    }
    
    .theme-toggle {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    .telegram-support {
        width: 50px;
        height: 50px;
        font-size: 20px;
        bottom: 20px;
        right: 20px;
    }
    
    .cta h2 {
        font-size: 32px;
    }
    
    .cta p {
        font-size: 16px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .trust-badges {
        flex-direction: column;
        align-items: flex-start;
    }
}