/* Адаптивные стили */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .header-content h1 {
        font-size: 2.5rem;
    }
    
    .calendar .date {
        font-size: 4rem;
    }
    
    .countdown {
        gap: 15px;
    }
    
    .countdown-number {
        font-size: 2rem;
    }
    
    .inline-form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .block h2 {
        font-size: 2rem;
    }
    
    .photo-grid {
        grid-template-columns: 1fr;
    }
    
    .gift-items {
        grid-template-columns: 1fr;
    }
    
    .references {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-item::before {
        left: 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .calendar .date {
        font-size: 3rem;
    }
    
    .countdown-number {
        font-size: 1.5rem;