@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,400;0,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Ysabeau+SC:wght@700&display=swap');

:root {
    --bg-dark: #121212;
    --bg-elements: #1e1e1e;
    --bg-elements-light: #2a2a2a;
    --primary: #ff9e44;
    --primary-glow: rgba(255, 158, 68, 0.15);
    --text-primary: #f5f5f5;
    --text-secondary: #aaaaaa;
    --error: #e0245e;
    --transition: all 0.3s ease;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--bg-elements);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: inline-block;
    width: 150px;
    height: auto;
    text-decoration: none;
    transition: var(--transition);
    line-height: 0;
}

.logo img,
.logo svg {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}

.logo:hover {
    transform: scale(1.02);
    filter: brightness(1.1);
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.desktop-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.desktop-nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0.8rem;
    border-radius: 4px;
}

.desktop-nav a:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

/* Стили для кнопки Ивенты с градиентом */
.desktop-nav .events-btn {
    background: linear-gradient(135deg, #B4D4FF, #86B6F6);
    color: var(--bg-elements-light);
    font-weight: 600;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: pulse-glow 2s infinite;
    box-shadow: 0 4px 15px rgba(255, 158, 68, 0.3);
}

.desktop-nav .events-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 158, 68, 0.4);
    background: linear-gradient(135deg, #869ABD, #5D81B0);
    color: white !important;
}

.desktop-nav .events-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.desktop-nav .events-btn:hover::before {
    left: 100%;
}

/* Стили для мобильной версии */
.mobile-nav .events-btn {
    background: linear-gradient(135deg, #B4D4FF, #86B6F6);
    color: var(--bg-elements-light);
    font-weight: 600;
    margin: 0.25rem 1.5rem;
    border-radius: 6px;
    border-left: 3px solid transparent;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.mobile-nav .events-btn:hover {
    background: linear-gradient(135deg, #869ABD, #5D81B0);
    transform: translateX(5px);
    border-left-color: white;
}

/* Адаптивность для мобильных устройств */
@media (max-width: 576px) {
    .mobile-nav .events-btn {
        margin: 0.25rem 1.25rem;
    }
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 0 0 rgba(134, 182, 246, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(134, 182, 246, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(134, 182, 246, 0);
    }
}

.notification-icon {
    position: relative;
    color: var(--text-primary);
    font-size: 1.2rem;
    padding: 0.4rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.notification-icon:hover {
    color: var(--primary);
    background: var(--primary-glow);
    border-radius: 4px;
}

.notification-badge {
    position: absolute;
    top: -3px;
    right: -3px;
    background: var(--error);
    color: var(--text-primary);
    font-size: 0.55rem;
    font-weight: 600;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.user-menu {
    position: relative;
    display: inline-block;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.avatar:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-elements-light);
    width: 200px;
    border-radius: 8px;
    padding: 0.5rem 0;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 101;
}

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

.dropdown a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.dropdown a:hover {
    background-color: var(--primary-glow);
    color: var(--primary);
}

.dropdown a i {
    width: 20px;
    text-align: center;
}

.burger-menu {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-primary);
    transition: var(--transition);
}

.burger-menu:hover {
    color: var(--primary);
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    height: 100vh;
    background-color: var(--bg-elements-light);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    box-shadow: -10px 0 20px rgba(0, 0, 0, 0.3);
    z-index: 999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background-color: var(--bg-elements);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.mobile-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    background-color: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-avatar.default {
    background-color: var(--primary);
    color: white;
}

.mobile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mobile-username {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 150px;
}

/* Контент меню */
.mobile-nav-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Секции меню */
.nav-section {
    display: flex;
    flex-direction: column;
}

.nav-section-title {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 1.5rem 0.75rem 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    position: relative;
    border-left: 3px solid transparent;
}

.mobile-nav a:hover {
    background-color: var(--primary-glow);
    color: var(--primary);
    border-left-color: var(--primary);
}

.mobile-nav a i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

/* Специальные стили для кнопок */
.logout-btn {
    color: var(--error) !important;
    margin-top: 0.5rem;
}

.logout-btn:hover {
    background-color: rgba(224, 36, 94, 0.1) !important;
}

.login-btn {
    color: var(--primary) !important;
}

.register-btn {
    background-color: var(--primary-glow);
    color: var(--primary) !important;
    margin-top: 0.5rem;
}

/* Бейдж уведомлений в мобильном меню */
.notification-mobile-item {
    position: relative;
}

.mobile-notification-badge {
    position: absolute;
    right: 1.5rem;
    background: var(--error);
    color: var(--text-primary);
    font-size: 0.7rem;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* Оверлей для закрытия */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Анимации */
.close-menu {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0.5rem;
    transition: var(--transition);
    border-radius: 4px;
}

.close-menu:hover {
    color: var(--primary);
    background-color: var(--primary-glow);
}

/* Прокрутка для длинного меню */
.mobile-nav-content::-webkit-scrollbar {
    width: 4px;
}

.mobile-nav-content::-webkit-scrollbar-track {
    background: transparent;
}

.mobile-nav-content::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 2px;
}

/* Красивое отображение аватара по умолчанию для гостя */
.mobile-avatar.default {
    background: linear-gradient(135deg, var(--primary), #ff6b6b);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

/* Ховер-эффект на информацию пользователя */
.mobile-user-info {
    transition: var(--transition);
    border-radius: 8px;
    padding: 0.25rem;
}

.mobile-user-info:active {
    background-color: var(--primary-glow);
}

@media (max-width: 576px) {
    .mobile-nav {
        width: 280px;
    }
    
    .mobile-nav-header {
        padding: 1.25rem;
    }
    
    .mobile-nav a {
        padding: 0.9rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .nav-section-title {
        margin: 0 1.25rem 0.5rem 1.25rem;
    }

    .mobile-username {
        max-width: 120px;
        font-size: 0.9rem;
    }

    .mobile-user-info {
        gap: 0.5rem;
    }
}

@media (max-width: 768px) {
    .logo {
        width: 140px;
    }
    .desktop-nav {
        display: none;
    }
    .user-menu {
        display: none;
    }
    .notification-icon {
        display: none;
    }
    .burger-menu {
        display: block;
    }
}

@media (max-width: 576px) {
    .logo {
        width: 130px;
    }
    .nav-container {
        gap: 1rem;
    }
    .mobile-nav a {
        font-size: 0.9rem;
        padding: 0.8rem 1.2rem;
    }
    .mobile-nav a i {
        font-size: 1.1rem;
    }
    .close-menu {
        font-size: 1.6rem;
    }
}

/* Анимация для хедера */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
}