.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: #FFFFFF;
    z-index: 1000;
    transition: background 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.9);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo img {
    height: 50px;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #000000;
    padding: 8px 16px;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    border: 2px solid #03B7A0;
}

.header-contacts {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone {
    font-weight: bold;
}

/* Гамбургер меню */
.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #000000;
    transition: 0.3s;
}

/* Мобильное меню */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 20px 0;
}

.mobile-menu.active {
    display: block;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-nav-link {
    text-decoration: none;
    color: #000000;
    padding: 12px 20px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.mobile-nav-link:hover {
    border-left-color: #03B7A0;
    background: #f8f8f8;
}

.mobile-contacts {
    padding: 20px;
    border-top: 1px solid #EBEBEB;
    margin-top: 10px;
}

.mobile-phone {
    display: block;
    font-weight: bold;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.mobile-btn-book {
    width: 100%;
    border: 2px solid #000000;
    border-radius: 15px;
    background: transparent;
    color: #000000;
    padding: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    text-decoration: none; /* УБИРАЕМ ПОДЧЕРКИВАНИЕ */
    display: block; /* Делаем блочным элементом для корректного отображения */
    text-align: center; /* Центрируем текст */
}

.mobile-btn-book:hover {
    background: #000000;
    color: #FFFFFF;
    text-decoration: none; /* Убеждаемся, что при наведении тоже нет подчеркивания */
}

/* Адаптивность */
@media (max-width: 768px) {
    .nav, .header-contacts {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .header-content {
        padding: 10px 0;
    }
}