/* Бургер-меню в цветах сайта */
.burger-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1000;
    visibility: hidden;
    opacity: 0;
    overflow-x: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.burger-menu.active {
    visibility: visible;
    opacity: 1;
}

.burger-menu-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.burger-menu-content {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, rgba(86, 80, 157, 0.95) 0%, rgba(38, 28, 123, 0.95) 50%, rgba(46, 46, 46, 0.95) 100%);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 2vw 4vw;
}

/* Заголовок бургер-меню */
.burger-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2vw 0;
    margin-bottom: 4vw;
}

.burger-menu-logo {
    width: 8vw;
}

.burger-menu-logo img {
    width: 100%;
    filter: brightness(0) invert(1);
}

.burger-menu-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 1);
    cursor: pointer;
    padding: 1vw;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.burger-menu-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.burger-menu-close svg {
    width: 2vw;
    height: 2vw;
}

/* Навигация */
.burger-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 2vw;
    margin-bottom: 6vw;
}

.burger-menu-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: rgba(255, 255, 255, 1);
    font-family: Inter, Arial, sans-serif;
    font-weight: 600;
    font-size: 2.5vw;
    padding: 2vw 0;
    position: relative;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateX(-3vw);
}

.burger-menu-link.animate-in {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.burger-menu-link:hover {
    transform: translateX(0.5vw);
    color: rgba(255, 255, 255, 0.9);
}

.burger-menu-link.active {
    color: rgba(255, 255, 255, 1);
}

.burger-menu-link-text {
    position: relative;
    z-index: 2;
}

.burger-menu-link-decoration {
    position: absolute;
    left: -1vw;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0.3vw;
    background: white;
    border-radius: 0.15vw;
    transition: width 0.3s ease;
}

.burger-menu-link:hover .burger-menu-link-decoration {
    width: 1vw;
}

/* CTA кнопка */
.burger-menu-cta {
    margin-bottom: 6vw;
}

.burger-menu-button {
    background: linear-gradient(135deg, rgba(86, 80, 157, 0.8) 0%, rgba(38, 28, 123, 0.8) 100%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 1vw;
    color: rgba(255, 255, 255, 1);
    font-family: Inter, Arial, sans-serif;
    font-weight: 600;
    font-size: 2vw;
    padding: 2vw 4vw;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(2vw);
}

.burger-menu-button.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.burger-menu-button:hover {
    background: linear-gradient(135deg, rgba(86, 80, 157, 1) 0%, rgba(38, 28, 123, 1) 100%);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-0.5vw);
    box-shadow: 0 1vw 3vw rgba(0, 0, 0, 0.3);
}

.button-decoration {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.burger-menu-button:hover .button-decoration {
    left: 100%;
}

/* Футер бургер-меню */
.burger-menu-footer {
    margin-top: auto;
    padding-top: 4vw;
}

.burger-menu-contact {
    display: flex;
    flex-direction: column;
    gap: 3vw;
    margin-bottom: 4vw;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 2vw;
    opacity: 0;
    transform: translateY(2vw);
}

.contact-item.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.contact-icon {
    width: 4vw;
    height: 4vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(86, 80, 157, 0.3);
    border-radius: 50%;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.contact-icon img {
    width: 2vw;
    height: 2vw;
    filter: brightness(0) invert(1);
}

.contact-text {
    flex: 1;
}

.contact-label {
    font-family: Inter, Arial, sans-serif;
    font-weight: 500;
    font-size: 1.5vw;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5vw;
}

.contact-value {
    font-family: Inter, Arial, sans-serif;
    font-weight: 600;
    font-size: 1.8vw;
    color: rgba(255, 255, 255, 1);
}

.burger-menu-social {
    display: flex;
    justify-content: center;
    padding-top: 2vw;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 6vw;
    height: 6vw;
    background: rgba(86, 80, 157, 0.3);
    border-radius: 50%;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.social-link:hover {
    background: rgba(38, 28, 123, 0.5);
    transform: scale(1.1);
}

.social-link img {
    width: 3vw;
    height: 3vw;
    filter: brightness(0) invert(1);
}

/* Адаптивность для мобильных устройств */
@media (max-width: 768px) {
    .burger-menu-content {
        padding: 4vw 6vw;
    }
    
    .burger-menu-logo {
        width: 15vw;
    }
    
    .burger-menu-close svg {
        width: 4vw;
        height: 4vw;
    }
    
    .burger-menu-link {
        font-size: 4vw;
        padding: 3vw 0;
    }
    
    .burger-menu-button {
        font-size: 3.5vw;
        padding: 3vw 6vw;
        border-radius: 2vw;
    }
    
    .contact-icon {
        width: 8vw;
        height: 8vw;
    }
    
    .contact-icon img {
        width: 4vw;
        height: 4vw;
    }
    
    .contact-label {
        font-size: 3vw;
    }
    
    .contact-value {
        font-size: 3.5vw;
    }
    
    .social-link {
        width: 12vw;
        height: 12vw;
    }
    
    .social-link img {
        width: 6vw;
        height: 6vw;
    }
}

/* Анимации появления */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-3vw);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(2vw);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Дополнительные эффекты */
.burger-menu-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.burger-menu-link:hover::before {
    transform: translateX(100%);
}

/* Пульсирующий эффект для активной ссылки */
.burger-menu-link.active .burger-menu-link-decoration {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
    }
    50% {
        box-shadow: 0 0 0 1vw rgba(255, 255, 255, 0);
    }
}