/**
 * Header Authentication & User Menu Styles
 * Integrated with Aistros Celestial Palette
 *
 * @package Aistros
 * @subpackage Header
 * @version 2.0.0
 * @since 2.4.0
 *
 * Описание:
 * Унифицированные стили для секции аутентификации в хедере и меню пользователя.
 * Полная поддержка светлой и темной тем с использованием CSS переменных.
 * Адаптивный дизайн для всех размеров экранов.
 * ВСЕ ЦВЕТОВЫЕ ТОКЕНЫ ВЫНЕСЕНЫ В ОТДЕЛЬНЫЕ ФАЙЛЫ:
 *   – header-auth-light.css
 *   – header-auth-dark.css
 */

/* ====================================================================
   Основные стили хедера (без цветовых переменных)
   ==================================================================== */
.header-auth-section {
    background-color: var(--header-auth-bg);
    color: var(--header-auth-text);
    padding: var(--header-spacing-md) var(--header-spacing-lg);
    border-bottom: 1px solid var(--header-auth-border);
    transition: all 0.3s ease;
}

.header-auth-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    gap: var(--header-spacing-lg);
}

.header-auth-left {
    display: flex;
    align-items: center;
    gap: var(--header-spacing-lg);
    flex: 1;
}

.header-auth-right {
    display: flex;
    align-items: center;
    gap: var(--header-spacing-md);
    margin-left: auto;
}

/* ====================================================================
   Кнопки аутентификации
   ==================================================================== */
.header-auth-button {
    display: inline-flex;
    align-items: center;
    gap: var(--header-spacing-sm);
    padding: var(--header-spacing-sm) var(--header-spacing-md);
    background-color: var(--header-auth-accent);
    color: var(--header-auth-text-inverse);
    border: none;
    border-radius: var(--header-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: var(--header-shadow-sm);
    white-space: nowrap;
}

    .header-auth-button:hover {
        background-color: var(--header-auth-accent-hover);
        box-shadow: var(--header-shadow-md);
        transform: translateY(-2px);
    }

    .header-auth-button:focus-visible {
        outline: 2px solid var(--header-auth-gold);
        outline-offset: 2px;
    }

    .header-auth-button:active {
        transform: translateY(0);
        box-shadow: var(--header-shadow-sm);
    }

.header-auth-button-secondary {
    background-color: transparent;
    color: var(--header-auth-accent);
    border: 1.5px solid var(--header-auth-accent);
}

    .header-auth-button-secondary:hover {
        background-color: var(--header-auth-bg-light);
        border-color: var(--header-auth-accent-hover);
        color: var(--header-auth-accent-hover);
    }

.header-auth-button-icon {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ====================================================================
   Профиль пользователя и аватар
   ==================================================================== */
.header-user-profile {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--header-spacing-md);
    padding: var(--header-spacing-sm);
    background-color: var(--header-auth-bg-light);
    border-radius: var(--header-radius-lg);
    cursor: pointer;
    transition: all 0.25s ease;
}

    .header-user-profile:hover {
        background-color: var(--header-auth-bg);
        box-shadow: var(--header-shadow-sm);
    }

    .header-user-profile:focus-visible {
        outline: 2px solid var(--header-auth-gold);
        outline-offset: 2px;
    }

.header-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--header-radius-full);
    background: linear-gradient(135deg, var(--header-auth-accent), var(--header-auth-gold));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--header-auth-text-inverse);
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
    overflow: hidden;
}

    .header-user-avatar img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: var(--header-radius-full);
    }

.header-user-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.header-user-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--header-auth-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-user-email {
    font-size: 12px;
    color: var(--header-auth-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-user-chevron {
    width: 16px;
    height: 16px;
    color: var(--header-auth-text-secondary);
    transition: transform 0.25s ease;
    flex-shrink: 0;
}

.header-user-profile.active .header-user-chevron {
    transform: rotate(180deg);
}

/* ====================================================================
   Выпадающее меню пользователя
   ==================================================================== */
.header-user-dropdown {
    position: absolute;
    top: calc(100% + var(--header-spacing-sm));
    right: 0;
    min-width: 220px;
    background-color: var(--header-auth-bg);
    border: 1px solid var(--header-auth-border);
    border-radius: var(--header-radius-lg);
    box-shadow: var(--header-shadow-lg);
    z-index: var(--header-z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s ease;
    overflow: hidden;
}

    .header-user-profile.active ~ .header-user-dropdown,
    .header-user-dropdown:hover {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

.header-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--header-spacing-md);
    padding: var(--header-spacing-md);
    color: var(--header-auth-text);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

    .header-dropdown-item:hover {
        background-color: var(--header-auth-bg-light);
        color: var(--header-auth-accent);
        border-left-color: var(--header-auth-accent);
        padding-left: calc(var(--header-spacing-md) - 3px);
    }

    .header-dropdown-item:focus-visible {
        outline: 2px solid var(--header-auth-gold);
        outline-offset: -2px;
    }

.header-dropdown-divider {
    height: 1px;
    background-color: var(--header-auth-border);
    margin: var(--header-spacing-xs) 0;
}

.header-dropdown-item.danger {
    color: var(--header-auth-danger);
}

    .header-dropdown-item.danger:hover {
        background-color: color-mix(in srgb, var(--header-auth-danger) 10%, transparent);
        border-left-color: var(--header-auth-danger);
    }

.header-dropdown-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ====================================================================
   Уведомления и статусы
   ==================================================================== */
.header-user-status {
    width: 10px;
    height: 10px;
    border-radius: var(--header-radius-full);
    background-color: #10B981;
    position: absolute;
    bottom: 0;
    right: 0;
    border: 2px solid var(--header-auth-bg);
}

    .header-user-status.offline {
        background-color: var(--header-auth-text-secondary);
    }

    .header-user-status.away {
        background-color: #F59E0B;
    }

/* Значок с количеством */
.header-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background-color: var(--header-auth-danger);
    color: var(--header-auth-text-inverse);
    border-radius: var(--header-radius-full);
    font-size: 11px;
    font-weight: 700;
}

/* ====================================================================
   Поисковая строка (если есть)
   ==================================================================== */
.header-search {
    display: flex;
    align-items: center;
    gap: var(--header-spacing-sm);
    background-color: var(--header-auth-bg-light);
    padding: var(--header-spacing-sm) var(--header-spacing-md);
    border-radius: var(--header-radius-lg);
    border: 1px solid var(--header-auth-border);
    transition: all 0.25s ease;
}

    .header-search:focus-within {
        border-color: var(--header-auth-accent);
        box-shadow: 0 0 0 3px color-mix(in srgb, var(--header-auth-accent) 10%, transparent);
        background-color: var(--header-auth-bg);
    }

.header-search-icon {
    width: 18px;
    height: 18px;
    color: var(--header-auth-text-secondary);
    flex-shrink: 0;
}

.header-search-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--header-auth-text);
    font-size: 14px;
    outline: none;
    min-width: 150px;
}

    .header-search-input::placeholder {
        color: var(--header-auth-text-secondary);
    }

/* ====================================================================
   Мобильная адаптивность
   ==================================================================== */
@media (max-width: 768px) {
    .header-auth-section {
        padding: var(--header-spacing-sm) var(--header-spacing-md);
    }

    .header-auth-container {
        gap: var(--header-spacing-md);
        flex-wrap: wrap;
    }

    .header-auth-left {
        gap: var(--header-spacing-md);
    }

    .header-auth-right {
        gap: var(--header-spacing-sm);
        order: -1;
        width: 100%;
    }

    .header-user-info {
        display: none;
    }

    .header-user-profile {
        padding: var(--header-spacing-xs);
        background-color: transparent;
    }

        .header-user-profile:hover {
            background-color: var(--header-auth-bg-light);
        }

    .header-user-avatar {
        width: 32px;
        height: 32px;
    }

    .header-auth-button {
        padding: var(--header-spacing-xs) var(--header-spacing-md);
        font-size: 13px;
    }

    .header-search {
        min-width: 100px;
        padding: var(--header-spacing-xs) var(--header-spacing-sm);
    }

    .header-search-input {
        min-width: 80px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .header-auth-container {
        gap: var(--header-spacing-sm);
    }

    .header-auth-button-text {
        display: none;
    }

    .header-auth-button {
        padding: var(--header-spacing-xs);
        width: 36px;
        height: 36px;
        justify-content: center;
    }

    .header-search {
        min-width: 36px;
        padding: 0;
        border: none;
        background-color: transparent;
    }

        .header-search:focus-within {
            box-shadow: none;
            border: 1px solid var(--header-auth-accent);
            background-color: var(--header-auth-bg);
            position: absolute;
            top: 100%;
            right: 0;
            width: calc(100vw - var(--header-spacing-lg));
            border-radius: 0;
            padding: var(--header-spacing-md);
            z-index: var(--header-z-dropdown);
        }

    .header-search-icon {
        display: flex;
    }

    .header-search-input {
        min-width: 0;
    }

        .header-search-input:not(:focus) {
            display: none;
        }
}

@media (max-width: 360px) {
    .header-auth-section {
        padding: var(--header-spacing-xs) var(--header-spacing-sm);
    }

    .header-auth-button {
        font-size: 12px;
    }

    .header-user-avatar {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .header-user-chevron {
        display: none;
    }
}

/* ====================================================================
   Доступность (Accessibility)
   ==================================================================== */
@media (prefers-reduced-motion: reduce) {
    .header-auth-button,
    .header-user-profile,
    .header-auth-section,
    .header-user-dropdown,
    .header-search {
        transition: none;
    }

        .header-user-profile.active .header-user-chevron {
            transform: none;
        }

        .header-auth-button:hover {
            transform: none;
        }
}

/* Скрытое для скринридеров содержимое */
.header-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ====================================================================
   Интеграция с темой Aistros (дополнительные стили)
   ==================================================================== */

/* Если хедер находится в контексте dark-background класса */
.dark-background .header-auth-section {
    background-color: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(10px);
    border-bottom-color: rgba(154, 139, 199, 0.2);
}

/* Оптимизация производительности */
.header-user-dropdown {
    will-change: opacity, visibility, transform;
}

.header-auth-button,
.header-user-profile {
    will-change: background-color, box-shadow;
}

/* Подключаем цветовые темы */
@import url("header-auth-light.css");
@import url("header-auth-dark.css");