/* Header - исправлен z-index для предотвращения перекрытия */
header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 8px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    max-width: var(--max-width);
    margin: 0 auto;
    min-height: 60px;
    flex-wrap: nowrap;
    gap: 15px;
    border-radius: 0 0 20px 20px;
}

/* Logo Styles с анимацией загрузки */
.logo-container {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-left: 8px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: -0.03em;
    opacity: 0;
    transform: translateY(20px);
    animation: logoLoad 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s forwards;
}

/* Анимация загрузки логотипа */
@keyframes logoLoad {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.8);
    }
    50% {
        opacity: 0.7;
        transform: translateY(-5px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Улучшенный hover-эффект для логотипа */
.logo-text:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.logo:hover .logo-text {
    transform: translateY(-2px);
    text-shadow: 0 4px 8px rgba(45, 58, 109, 0.2);
}

.logo:hover .logo-text:after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Пульсирующий эффект при загрузке */
.logo-text:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(45, 58, 109, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    animation: logoPulse 2s ease-in-out infinite;
    z-index: -1;
}

@keyframes logoPulse {
    0%,
    100% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

/* Header Contacts - УВЕЛИЧЕН ОТСТУП между контактами */
.header-contacts {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px; /* УВЕЛИЧЕН с 4px до 8px */
    margin-left: auto;
    white-space: nowrap;
    flex-shrink: 0;
    padding: 8px 0;
}

/* Специально для десктопа - увеличиваем отступ между контактами */
@media (min-width: 1025px) {
    .header-contacts {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px; /* УВЕЛИЧЕН с 2px до 10px для лучшей читаемости */
        margin-left: auto;
        margin-right: 15px;
        white-space: nowrap;
        flex-shrink: 0;
        padding: 6px 0; /* Немного увеличен padding */
    }

    .header-contacts .contact-link {
        font-size: 0.85rem;
        padding: 3px 6px; /* Увеличен padding для лучшего восприятия */
        line-height: 1.4; /* Увеличена высота строки */
    }

    .header-contacts .contact-link i {
        margin-right: 6px;
        font-size: 0.8rem;
        width: 12px;
    }
}

.header-contacts-mobile {
    display: none;
}

.contact-link {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    white-space: nowrap;
    padding: 3px 6px; /* Увеличен padding */
    border-radius: 6px;
    position: relative;
    overflow: hidden;
    line-height: 1.3; /* Увеличена высота строки */
}

.contact-link:before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(45, 58, 109, 0.1), transparent);
    transition: left 0.6s ease;
}

.contact-link:hover:before {
    left: 100%;
}

.contact-link i {
    margin-right: 5px;
    font-size: 0.9rem;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.contact-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 58, 109, 0.15);
}

.contact-link:hover i {
    transform: scale(1.2) rotate(5deg);
}

/* Navigation Styles с улучшенными анимациями */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    padding: 6px 12px;
    margin: 0 3px;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-radius: 10px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    font-size: 0.95rem;
}

/* Волновой эффект для nav-link */
.nav-link:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(45, 58, 109, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: -1;
}

.nav-link:hover:before {
    width: 200%;
    height: 200%;
}

.nav-link i {
    margin-right: 6px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-size: 0.9rem;
}

.nav-link:hover i {
    transform: translateY(-3px) scale(1.1);
    color: var(--accent-color);
}

.nav-link:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.nav-link:hover:after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 58, 109, 0.15);
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
    background: rgba(45, 58, 109, 0.05);
}

.nav-link.active:after {
    transform: scaleX(1);
}

/* Улучшенное Dropdown Menu с плавными анимациями */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 15px);
    left: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    min-width: 240px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.1), inset 0 1px 0
    rgba(255, 255, 255, 0.2);
    padding: 12px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 100;
    overflow: hidden;
}

/* Улучшенная стрелка для dropdown */
.dropdown-menu:before {
    content: "";
    position: absolute;
    top: -9px;
    left: 24px;
    width: 0;
    height: 0;
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
    border-bottom: 9px solid rgba(255, 255, 255, 0.95);
    filter: drop-shadow(0 -3px 6px rgba(0, 0, 0, 0.1));
}

.dropdown-menu:after {
    content: "";
    position: absolute;
    top: -8px;
    left: 25px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(255, 255, 255, 0.95);
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-menu li {
    display: block;
    width: 100%;
    opacity: 0;
    transform: translateX(-20px);
    animation: dropdownItemSlide 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.dropdown-menu li:nth-child(1) {
    animation-delay: 0.1s;
}
.dropdown-menu li:nth-child(2) {
    animation-delay: 0.15s;
}
.dropdown-menu li:nth-child(3) {
    animation-delay: 0.2s;
}
.dropdown-menu li:nth-child(4) {
    animation-delay: 0.25s;
}
.dropdown-menu li:nth-child(5) {
    animation-delay: 0.3s;
}

@keyframes dropdownItemSlide {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.dropdown-menu a {
    display: block;
    padding: 14px 20px;
    color: var(--text-color);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
    margin: 2px 8px;
    border-radius: 10px;
}

.dropdown-menu a:before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(45, 58, 109, 0.08), transparent);
    transition: left 0.5s ease;
}

.dropdown-menu a:hover:before {
    left: 100%;
}

.dropdown-menu a:hover {
    background: linear-gradient(135deg, rgba(45, 58, 109, 0.08), rgba(233, 79, 55, 0.05));
    color: var(--primary-color);
    padding-left: 28px;
    transform: translateX(3px);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Desktop Auth Container с анимациями */
.desktop-auth-container {
    margin-left: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Современные кнопки с улучшенными эффектами */
.btn-gold {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: 25px;
    background: linear-gradient(135deg, var(--secondary-color), #f1c40f);
    color: var(--text-color);
    border: 2px solid var(--secondary-color);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(249, 194, 46, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-gold:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-gold:hover:before {
    width: 300%;
    height: 300%;
}

.btn-gold:hover {
    background: rgba(249, 194, 46, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--secondary-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 30px rgba(249, 194, 46, 0.3), 0 0 0 1px rgba(249, 194, 46, 0.2), inset 0 1px 0
    rgba(255, 255, 255, 0.3);
}

.login-button {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 10px 18px;
    border-radius: 30px;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(45, 58, 109, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.login-button:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.login-button:hover:before {
    width: 300%;
    height: 300%;
}

.login-button:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--accent-color));
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 30px rgba(45, 58, 109, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1), inset 0 1px 0
    rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

/* Современный Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(45, 58, 109, 0.1);
    cursor: pointer;
    padding: 12px;
    z-index: 1001;
    flex: 0 0 auto;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.mobile-menu-toggle:hover {
    background: rgba(45, 58, 109, 0.08);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(45, 58, 109, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    position: relative;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-radius: 2px;
}

.hamburger:before,
.hamburger:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-radius: 2px;
}

.hamburger:before {
    top: -8px;
}

.hamburger:after {
    bottom: -8px;
}

.hamburger.is-active {
    background: transparent;
}

.hamburger.is-active:before {
    transform: rotate(45deg);
    top: 0;
    background: var(--accent-color);
}

.hamburger.is-active:after {
    transform: rotate(-45deg);
    bottom: 0;
    background: var(--accent-color);
}

/* Accessibility с улучшенными фокус-эффектами */
.nav-link:focus-visible,
.mobile-menu-toggle:focus-visible,
.login-button:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(233, 79, 55, 0.2), 0 4px 15px rgba(233, 79, 55, 0.3);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

/* Анимация появления элементов меню при загрузке */
.nav-links > li {
    opacity: 0;
    transform: translateY(20px);
    animation: navItemLoad 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.nav-links > li:nth-child(1) {
    animation-delay: 0.1s;
}
.nav-links > li:nth-child(2) {
    animation-delay: 0.2s;
}
.nav-links > li:nth-child(3) {
    animation-delay: 0.3s;
}
.nav-links > li:nth-child(4) {
    animation-delay: 0.4s;
}
.nav-links > li:nth-child(5) {
    animation-delay: 0.5s;
}

@keyframes navItemLoad {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Menu Responsive Styles с улучшенными анимациями */
@media (max-width: 1024px) {
    .header-container {
        min-height: 55px;
        padding: 0 15px;
        display: flex;
        align-items: center;
        flex-wrap: nowrap;
    }

    .logo-text {
        font-size: 1.3rem;
    }

    .header-contacts {
        display: none;
    }

    .header-contacts-mobile {
        display: flex;
        align-items: center;
        margin-left: auto;
        margin-right: 10px;
    }

    .header-contacts-mobile .contact-link {
        font-size: 0.8rem;
        padding: 2px 4px;
    }

    .mobile-menu-toggle {
        display: block;
        border-radius: 15px;
    }

    .nav-links {
        position: absolute;
        top: 55px;
        left: 10px;
        right: 10px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 20px;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.1);
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        z-index: 1000;
        -webkit-overflow-scrolling: touch;
        margin-top: 15px;
    }

    .nav-links.active {
        max-height: 500px;
        padding: 20px 0;
        overflow-y: auto;
    }

    .nav-links.active > li {
        animation: mobileNavSlide 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    }

    .nav-links.active > li:nth-child(1) {
        animation-delay: 0.1s;
    }
    .nav-links.active > li:nth-child(2) {
        animation-delay: 0.15s;
    }
    .nav-links.active > li:nth-child(3) {
        animation-delay: 0.2s;
    }
    .nav-links.active > li:nth-child(4) {
        animation-delay: 0.25s;
    }
    .nav-links.active > li:nth-child(5) {
        animation-delay: 0.3s;
    }

    @keyframes mobileNavSlide {
        from {
            opacity: 0;
            transform: translateX(-30px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    .nav-link {
        padding: 15px 20px;
        margin: 0 10px;
        border-radius: 12px;
        border-bottom: none;
        width: calc(100% - 20px);
        transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        position: relative;
        overflow: hidden;
        display: flex;
        justify-content: flex-start;
        align-items: center;
        gap: 8px;
    }

    .nav-link:hover {
        background: rgba(45, 58, 109, 0.08);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding-left: 30px;
        transform: translateX(5px);
    }

    .nav-link:last-child {
        border-bottom: none;
        margin-bottom: 0;
    }

    .desktop-auth-container {
        display: none;
    }

    .mobile-auth-item {
        display: block;
        margin-top: 15px;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
        padding-top: 15px;
        animation: mobileAuthSlide 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s both;
    }

    @keyframes mobileAuthSlide {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .dropdown-menu {
        position: relative;
        background: rgba(45, 58, 109, 0.04);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-radius: 15px;
        border: 1px solid rgba(45, 58, 109, 0.1);
        box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        margin: 10px;
    }

    .dropdown-menu:before {
        display: none;
    }

    .has-dropdown.active .dropdown-menu {
        display: block;
        max-height: 500px;
    }

    .dropdown-menu a {
        padding: 12px 20px;
        font-size: 1rem;
        border-left: 3px solid transparent;
        border-radius: 8px;
        margin: 2px 8px;
        transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .dropdown-menu a:hover {
        border-left-color: var(--accent-color);
        background: rgba(45, 58, 109, 0.08);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding-left: 25px;
        transform: translateX(3px);
    }

    .dropdown-icon {
        margin-left: 8px;
        transition: transform 0.3s ease;
        font-size: 0.8rem;
        flex-shrink: 0;
    }

    /* Добавляем анимацию поворота стрелочки */
    .has-dropdown.active .dropdown-icon {
        transform: rotate(180deg);
    }
}

/* Adjustments for Tablets (769px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .header-container {
        padding: 0 20px;
    }

    .logo-text {
        font-size: 1.6rem;
    }

    .header-contacts-mobile {
        display: none;
    }

    .header-contacts {
        display: flex;
        flex-direction: column;
        gap: 8px; /* Увеличен отступ и для планшетов */
    }

    .header-contacts .contact-link {
        font-size: 0.75rem;
        padding: 3px 6px; /* Увеличен padding */
    }
}

/* Desktop (above 1024px) */
@media (min-width: 1025px) {
    .header-contacts-mobile {
        display: none;
    }
}

/* Современный Sticky Header с улучшенными эффектами */
.header.sticky {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    z-index: 999;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    animation: stickyHeaderSlide 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes stickyHeaderSlide {
    from {
        transform: translateY(-100%);
        opacity: 0;
        backdrop-filter: blur(0px);
        -webkit-backdrop-filter: blur(0px);
    }
    to {
        transform: translateY(0);
        opacity: 1;
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
    }
}

/* Улучшенные эффекты для элементов в sticky header */
.header.sticky .logo-text {
    text-shadow: 0 2px 8px rgba(45, 58, 109, 0.1);
}

.header.sticky .contact-link {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header.sticky .nav-link:hover {
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 4px 15px rgba(45, 58, 109, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* Дополнительные микроинтерракции */
.header-container:hover .logo-text:before {
    animation-duration: 1s;
}

/* Эффект "дыхания" для активных элементов */
.nav-link.active {
    animation: breathe 3s ease-in-out infinite;
}

@keyframes breathe {
    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(45, 58, 109, 0.1);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(45, 58, 109, 0.05);
    }
}

/* Улучшенные переходы для всех интерактивных элементов */
* {
    -webkit-tap-highlight-color: transparent;
}

button,
a,
.nav-link,
.contact-link {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* Дополнительные современные эффекты */

/* Улучшенная поддержка backdrop-filter для разных браузеров */
@supports not (backdrop-filter: blur(20px)) {
    .nav-links {
        background: rgba(255, 255, 255, 0.95);
    }

    .dropdown-menu {
        background: rgba(255, 255, 255, 0.98);
    }

    .header.sticky {
        background: rgba(255, 255, 255, 0.95);
    }

    .mobile-menu-toggle {
        background: rgba(255, 255, 255, 0.9);
    }
}

/* Современные эффекты для focus состояний */
.nav-link:focus-visible,
.mobile-menu-toggle:focus-visible,
.login-button:focus-visible,
.btn-gold:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(233, 79, 55, 0.2), 0 4px 15px rgba(233, 79, 55, 0.3);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

/* Улучшенные переходы для всех интерактивных элементов */
* {
    -webkit-tap-highlight-color: transparent;
}

button,
a,
.nav-link,
.contact-link {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    will-change: transform, opacity, backdrop-filter;
}

/* Современные скругленные углы для всех элементов */
.header-container {
    border-radius: 0 0 20px 20px;
}

.contact-link {
    border-radius: 8px;
}

.nav-link {
    border-radius: 10px;
}

/* Дополнительные эффекты для мобильных устройств */
@media (max-width: 1024px) {
    .nav-links {
        border-radius: 20px;
        margin: 15px 10px 0;
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
    }

    .mobile-menu-toggle {
        border-radius: 15px;
    }

    .dropdown-menu {
        border-radius: 15px;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
}

/* Анимация для улучшения производительности */
@media (prefers-reduced-motion: no-preference) {
    .nav-links,
    .dropdown-menu,
    .mobile-menu-toggle,
    .btn-gold,
    .login-button {
        transition-property: transform, opacity, backdrop-filter, box-shadow, background;
        transition-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
}

/* Отключение анимаций для пользователей с ограниченными возможностями */
@media (prefers-reduced-motion: reduce) {
    .nav-links,
    .dropdown-menu,
    .mobile-menu-toggle,
    .btn-gold,
    .login-button,
    .hamburger,
    .hamburger:before,
    .hamburger:after {
        transition: none !important;
        animation: none !important;
    }

    .nav-links {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: rgba(255, 255, 255, 0.98);
    }
}