/**
 * User Menu Component
 * BlazinStreetz Passwordless Authentication System
 *
 * Displays login button (guest) or user dropdown menu (authenticated).
 * Follows platform BEM patterns and WCAG 2.1 AA accessibility standards.
 *
 * @created 2025-11-18
 */

/* Base User Menu Styles */
.user-menu {
    position: relative;
    display: flex;
    align-items: center;
}

/* ========================================================================
   GUEST STATE - Login Button
   ======================================================================== */

.user-menu--guest .btn-login {
    background: linear-gradient(135deg, var(--accent-color, #dc3545) 0%, #e74c3c 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 44px;  /* WCAG 2.1 AA */
    min-height: 44px; /* WCAG 2.1 AA */
    justify-content: center;
}

.user-menu--guest .btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
    text-decoration: none;
    color: white;
}

.user-menu--guest .btn-login:active {
    transform: translateY(0);
}

/* ========================================================================
   AUTHENTICATED STATE - User Trigger
   ======================================================================== */

.user-menu__trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 20px;
    transition: background-color 0.2s ease;
    min-height: 44px; /* WCAG 2.1 AA */
}

.user-menu__trigger:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.user-menu__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.user-menu__name {
    color: var(--text-primary, #ffffff);
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
}

.user-menu__icon {
    color: var(--text-secondary, #b3b3b3);
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.user-menu__trigger[aria-expanded="true"] .user-menu__icon {
    transform: rotate(180deg);
}

/* ========================================================================
   DROPDOWN MENU
   ======================================================================== */

.user-menu__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: linear-gradient(145deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1000;
}

.user-menu__dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-menu__header {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.user-menu__email {
    color: var(--text-secondary, #b3b3b3);
    font-size: 0.85rem;
    word-break: break-word;
}

.user-menu__items {
    padding: 8px 0;
}

.user-menu__item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-primary, #ffffff);
    text-decoration: none;
    transition: background-color 0.2s ease;
    font-size: 0.9rem;
    min-height: 44px; /* WCAG 2.1 AA */
}

.user-menu__item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #ffffff);
    text-decoration: none;
}

.user-menu__item i {
    width: 16px;
    text-align: center;
    color: var(--text-secondary, #b3b3b3);
}

.user-menu__divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 8px 0;
}

.user-menu__item--logout {
    color: var(--primary-color, #dc3545);
}

.user-menu__item--logout i {
    color: var(--primary-color, #dc3545);
}

.user-menu__item--logout:hover {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--primary-color, #dc3545);
}

/* ========================================================================
   RESPONSIVE DESIGN
   ======================================================================== */

/* Tablet (768px - 991px) */
@media (max-width: 991px) {
    .user-menu__name {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
    .user-menu__name {
        display: none; /* Hide name, show only avatar */
    }

    .user-menu__trigger {
        padding: 6px;
    }

    .user-menu__dropdown {
        right: -10px; /* Better mobile alignment */
    }
}

/* Small Mobile (< 576px) */
@media (max-width: 575px) {
    .user-menu--guest .btn-text {
        display: none; /* Hide text, show only icon */
    }

    .user-menu--guest .btn-login {
        padding: 10px;
        width: 44px;
        height: 44px;
        justify-content: center;
    }

    .user-menu__dropdown {
        min-width: 200px;
    }
}

/* ========================================================================
   TOUCH DEVICE OPTIMIZATIONS
   ======================================================================== */

@media (hover: none) and (pointer: coarse) {
    .user-menu--guest .btn-login:hover {
        transform: none; /* Disable hover transform on touch */
    }

    .user-menu--guest .btn-login:active {
        transform: scale(0.98);
        opacity: 0.9;
    }

    .user-menu__trigger:hover {
        background-color: transparent; /* Disable hover state */
    }

    .user-menu__trigger:active {
        background-color: rgba(255, 255, 255, 0.15);
    }

    .user-menu__item:hover {
        background-color: transparent;
    }

    .user-menu__item:active {
        background-color: rgba(255, 255, 255, 0.15);
    }
}

/* ========================================================================
   ACCESSIBILITY
   ======================================================================== */

/* Keyboard Focus States */
.user-menu__trigger:focus {
    outline: 2px solid var(--accent-color, #dc3545);
    outline-offset: 2px;
}

.user-menu__item:focus {
    outline: 2px solid var(--accent-color, #dc3545);
    outline-offset: -2px;
    background-color: rgba(255, 255, 255, 0.1);
}

.user-menu--guest .btn-login:focus {
    outline: 2px solid var(--accent-color, #dc3545);
    outline-offset: 2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .user-menu__dropdown {
        transition: opacity 0.2s ease;
        transform: none;
    }

    .user-menu__dropdown.active {
        transform: none;
    }

    .user-menu__icon {
        transition: none;
    }

    .user-menu--guest .btn-login,
    .user-menu__trigger,
    .user-menu__item {
        transition: none;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .user-menu__dropdown {
        border: 2px solid white;
    }

    .user-menu__item:focus {
        outline-width: 3px;
    }
}