/* css/header.css */

/* Header */
.header {
    background: linear-gradient(135deg, #6B7AA1 0%, #5A6890 100%);
    padding: 20px 0;
    box-shadow: 0 4px 20px rgba(107, 122, 161, 0.15);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 50px;
    width: auto;
}

/* Навигация */
.main-nav {
    display: flex;
    gap: 30px;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
}

.nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.2);
    font-weight: 600;
}

/* Премиум-ссылка */
.premium-nav-link {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%) !important;
    color: #333 !important;
    padding: 8px 16px !important;
    border-radius: 8px;
    font-weight: 600;
    animation: shine 3s ease-in-out infinite;
}

.premium-nav-link:hover {
    background: linear-gradient(135deg, #FFA500 0%, #FF8C00 100%) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 165, 0, 0.4);
}

.premium-nav-link.active {
    background: linear-gradient(135deg, #FF8C00 0%, #FF6347 100%) !important;
}

@keyframes shine {
    0%, 100% {
        box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.6);
    }
}

/* Кнопка в header */
.btn-header {
    background: #fff;
    color: #6B7AA1;
    padding: 12px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
    background: #f9fafb;
}

/* Мобильное меню - кнопка */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    background: #fff;
    border-radius: 3px;
    transition: all 0.3s ease;
}
/* Анимация бургера при открытии */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Блокировка скролла при открытом меню */
body.menu-open {
    overflow: hidden;
}

/* Мобильная навигация */
/* Мобильная навигация */
.mobile-nav {
    display: none;
    background: linear-gradient(135deg, #5A6890 0%, #4A5780 100%);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav.active {
    max-height: 500px;
    padding: 20px 0;
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav.active {
    max-height: 300px;
    padding: 20px 0;
}

.mobile-nav-link {
    display: block;
    color: rgba(255, 255, 255, 0.9);
    padding: 15px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.mobile-nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    border-left-color: #fff;
}

.mobile-nav-link:nth-child(3) {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #333 !important;
    font-weight: 600;
    border-radius: 8px;
    text-align: center;
    margin: 0 10px;
}

/* Адаптив */
@media (max-width: 768px) {
    .main-nav,
    .btn-header {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-nav {
        display: block;
    }
    
    .logo-img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 15px 0;
    }
    
    .logo-img {
        height: 35px;
    }
}
/* Блокировка скролла при открытом меню */
body.menu-open {
    overflow: hidden;
}

/* Затемнение фона при открытом меню (опционально) */
body.menu-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.header {
    position: relative;
    z-index: 1000;
}