/**
 * Unified Header Styles
 *
 * SINGLE SOURCE OF TRUTH for all header/navbar styling across the application.
 * This file is loaded in ALL layouts (base.tpl, public.tpl, index_user.tpl).
 *
 * Contents:
 * 1. Guest.css Overrides (MUST come first to reset landing page styles)
 * 2. Dashboard Navbar Base Styles
 * 3. Nav Link Styles
 * 4. Bootstrap Dropdown Customization
 * 5. UI Dropdown Components (Theme/Language Switcher)
 * 6. Navbar Icon Buttons
 * 7. Dark Mode Overrides
 * 8. Mobile/Responsive Styles
 */

/* =============================================================================
   1. GUEST.CSS OVERRIDES
   Reset landing page navbar styles that conflict with app navbar
   ============================================================================= */

/**
 * guest.css sets .navbar-light .nav-link to white (#ffffff) for dark landing page background.
 * This breaks the app navbar which has a light background.
 * We reset to use theme variables instead.
 */
.navbar-light .navbar-nav .nav-link,
.navbar-light .navbar-nav .nav-link:focus {
    color: var(--theme-foreground, #1a1a2e) !important;
    font-weight: 500;
    font-size: var(--text-base, 0.9375rem);
    padding: 0.5rem 1rem;
    transition: color 0.15s ease;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--theme-primary-color, #2563eb) !important;
}

.navbar-light .navbar-nav .nav-link.active {
    color: var(--theme-primary-color, #2563eb) !important;
}

/* =============================================================================
   2. DASHBOARD NAVBAR BASE STYLES
   ============================================================================= */

.dashboard-navbar {
    background-color: var(--theme-navbar-background);
}

.dark .dashboard-navbar {
    border-bottom: var(--theme-border-width) var(--theme-border-style) var(--theme-border-color);
}

/* Base nav-link styling in dashboard navbar */
.navbar.dashboard-navbar .nav-link {
    font-size: var(--text-base) !important;
    font-weight: 500;
}

/* =============================================================================
   3. NAV LINK STYLES
   ============================================================================= */

/* Fix for navbar icon padding in right-side nav items */
.navbar .navbar-nav.d-none.d-lg-flex .nav-link {
    padding: 7px;
}

/* Nav link icon wrapper for consistent sizing */
.nav-link-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

/* =============================================================================
   4. BOOTSTRAP DROPDOWN CUSTOMIZATION
   ============================================================================= */

.navbar .dropdown-toggle::after {
    font: var(--fa-font-light);
    display: inline-block;
    margin-left: 0.5em;
    vertical-align: 0;
    content: "\f107";
    border: none;
}

/* =============================================================================
   5. UI DROPDOWN COMPONENTS (Theme/Language Switcher)
   ============================================================================= */

.ui-dropdown {
    position: relative;
    display: inline-block;
}

.ui-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: inherit;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.ui-dropdown-toggle:hover {
    background: rgba(128, 128, 128, 0.15);
}

.ui-dropdown-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.5);
}

.ui-dropdown-toggle i {
    font-size: 1.125rem;
}

.ui-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 1000;
    min-width: 160px;
    margin-top: 4px;
    padding: 6px 0;
    background: var(--ui-dropdown-bg, #ffffff);
    border: 1px solid var(--ui-dropdown-border, rgba(0, 0, 0, 0.1));
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
}

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

.ui-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 14px;
    background: none;
    border: none;
    color: var(--ui-dropdown-text, #333);
    font-size: 0.875rem;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.1s ease;
}

.ui-dropdown-item:hover {
    background: var(--ui-dropdown-hover, rgba(0, 0, 0, 0.05));
    color: var(--ui-dropdown-text, #333);
    text-decoration: none;
}

.ui-dropdown-item.active {
    background: var(--ui-dropdown-active-bg, rgba(37, 99, 235, 0.1));
    color: var(--ui-dropdown-active-text, #2563EB);
}

.ui-dropdown-item i {
    width: 18px;
    text-align: center;
    opacity: 0.7;
}

.ui-dropdown-item.active i:first-child {
    opacity: 1;
}

.ui-dropdown-item .ui-dropdown-check {
    margin-left: auto;
    opacity: 0 !important;
    visibility: hidden;
    transition: opacity 0.1s ease, visibility 0.1s ease;
}

.ui-dropdown-item.active .ui-dropdown-check {
    opacity: 1 !important;
    visibility: visible;
}

.ui-dropdown-divider {
    height: 1px;
    margin: 6px 0;
    background: var(--ui-dropdown-border, rgba(0, 0, 0, 0.1));
}

/* Language Dropdown */
.language-dropdown .ui-dropdown-item {
    gap: 8px;
}

.language-dropdown .fi {
    width: 20px;
    height: 15px;
    border-radius: 2px;
    flex-shrink: 0;
}

/* Theme Dropdown */
.theme-dropdown .ui-dropdown-item i:first-child {
    font-size: 1rem;
}

/* =============================================================================
   6. NAVBAR ICON BUTTONS (unified 36px icons)
   ============================================================================= */

.navbar-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.navbar-icon-btn:hover {
    background: rgba(128, 128, 128, 0.15);
    text-decoration: none;
    color: inherit;
}

.navbar-icon-btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.5);
}

.navbar-icon-btn i {
    font-size: 1.125rem;
}

/* App Navbar Variant */
.navbar .ui-dropdown-toggle {
    color: var(--bs-navbar-color, var(--theme-foreground));
}

.navbar .ui-dropdown-toggle:hover {
    color: var(--bs-navbar-hover-color, var(--theme-primary-color));
}

.navbar .navbar-icon-btn {
    color: var(--bs-navbar-color, var(--theme-foreground));
}

.navbar .navbar-icon-btn:hover {
    color: var(--bs-navbar-hover-color, var(--theme-primary-color));
}

/* Mobile Nav Icon Buttons */
.mobile-nav-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--bs-navbar-color, var(--theme-foreground));
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.mobile-nav-icon-btn:hover {
    background: rgba(128, 128, 128, 0.15);
    color: var(--bs-navbar-hover-color, var(--theme-primary-color));
    text-decoration: none;
}

.mobile-nav-icon-btn.active {
    color: var(--bs-navbar-active-color, var(--theme-primary-color));
}

.mobile-nav-icon-btn i {
    font-size: 1.75rem;
}

/* =============================================================================
   7. DARK MODE OVERRIDES
   ============================================================================= */

/* Dark mode navbar text */
.dark .navbar .nav-link,
.dark .navbar-light .navbar-nav .nav-link,
.dark .navbar-light .navbar-nav .nav-link:focus {
    color: #E2E8F0 !important;
}

.dark .navbar .nav-link:hover,
.dark .navbar-light .navbar-nav .nav-link:hover {
    color: #F1F5F9 !important;
}

.dark .navbar .nav-link.active,
.dark .navbar-light .navbar-nav .nav-link.active {
    color: #F1F5F9 !important;
}

/* Dark mode UI dropdowns */
.dark .ui-dropdown-menu,
:root.dark .ui-dropdown-menu {
    --ui-dropdown-bg: #27272a;
    --ui-dropdown-border: rgba(255, 255, 255, 0.1);
    --ui-dropdown-text: #e4e4e7;
    --ui-dropdown-hover: rgba(255, 255, 255, 0.1);
    --ui-dropdown-active-bg: rgba(59, 130, 246, 0.2);
    --ui-dropdown-active-text: #3B82F6;
}

/* Dark mode navbar icons */
.dark .navbar .ui-dropdown-toggle,
:root.dark .navbar .ui-dropdown-toggle {
    color: #E4E4E7;
}

.dark .navbar .ui-dropdown-toggle:hover,
:root.dark .navbar .ui-dropdown-toggle:hover {
    color: #FFFFFF;
}

.dark .navbar .navbar-icon-btn,
:root.dark .navbar .navbar-icon-btn {
    color: #E4E4E7;
}

.dark .navbar .navbar-icon-btn:hover,
:root.dark .navbar .navbar-icon-btn:hover {
    color: #FFFFFF;
}

.dark .mobile-nav-icon-btn,
:root.dark .mobile-nav-icon-btn {
    color: #E4E4E7;
}

.dark .mobile-nav-icon-btn:hover,
:root.dark .mobile-nav-icon-btn:hover {
    color: #FFFFFF;
}

/* =============================================================================
   8. MOBILE/RESPONSIVE STYLES
   ============================================================================= */

@media (max-width: 991px) {
    /* Mobile navbar: profile dropdown positioning fix */
    .dashboard-navbar .dropdown-btn-group {
        width: 100%;
    }

    .dashboard-navbar .dropdown-btn-group .dropdown-menu {
        position: relative !important;
        transform: none !important;
        width: 100%;
        margin-top: 0.5rem;
    }

    /* Larger touch targets for mobile (44px minimum recommended) */
    .ui-dropdown-toggle {
        width: 44px;
        height: 44px;
    }

    .ui-dropdown-toggle i {
        font-size: 1.75rem;
    }

    /* Default: centered fixed dropdown */
    .ui-dropdown-menu {
        position: fixed;
        left: 50%;
        right: auto;
        transform: translateX(-50%) translateY(-8px);
        min-width: 200px;
    }

    .ui-dropdown.open .ui-dropdown-menu {
        transform: translateX(-50%) translateY(0);
    }

    /* Dashboard navbar: absolute positioning inside collapsed menu */
    .dashboard-navbar .ui-dropdown-menu {
        position: absolute;
        left: 0;
        right: auto;
        transform: translateY(-8px);
        min-width: 180px;
    }

    .dashboard-navbar .ui-dropdown.open .ui-dropdown-menu {
        transform: translateY(0);
    }
}

/* =============================================================================
   9. NOTIFICATION DROPDOWN
   ============================================================================= */

/* Notification Badge */
.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--theme-danger, #dc2626);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 18px;
    text-align: center;
    border-radius: 9px;
    pointer-events: none;
}

.mobile-nav-icon-btn .notification-badge {
    top: 4px;
    right: 4px;
}

/* Notification Dropdown Menu */
.notification-dropdown .ui-dropdown-menu {
    width: 360px;
    max-width: calc(100vw - 24px);
    padding: 0;
    overflow: hidden;
}

.notification-dropdown .notification-menu {
    display: flex;
    flex-direction: column;
    max-height: 480px;
}

/* Notification Header */
.notification-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--ui-dropdown-border, rgba(0, 0, 0, 0.1));
    background: var(--ui-dropdown-bg, #ffffff);
}

.notification-title {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--ui-dropdown-text, #333);
}

.notification-mark-read-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--theme-muted-foreground, #6b7280);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.notification-mark-read-btn:hover {
    background: var(--ui-dropdown-hover, rgba(0, 0, 0, 0.05));
    color: var(--theme-primary-color, #2563eb);
}

/* Notification List */
.notification-list {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* Notification Item */
.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--ui-dropdown-text, #333);
    border-bottom: 1px solid var(--ui-dropdown-border, rgba(0, 0, 0, 0.05));
    transition: background-color 0.1s ease;
}

.notification-item:hover {
    background: var(--ui-dropdown-hover, rgba(0, 0, 0, 0.03));
    text-decoration: none;
    color: var(--ui-dropdown-text, #333);
}

.notification-item:last-child {
    border-bottom: none;
}

/* Unread notification indicator */
.notification-item.unread {
    background: var(--theme-primary-color-light, rgba(37, 99, 235, 0.05));
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--theme-primary-color, #2563eb);
}

.notification-item {
    position: relative;
}

/* Notification Content */
.notification-item-content {
    flex: 1;
    min-width: 0;
}

.notification-item-title {
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1.3;
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.notification-item-meta {
    font-size: 0.8125rem;
    color: var(--theme-muted-foreground, #6b7280);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.notification-item-pipeline {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    font-size: 0.75rem;
    color: var(--theme-muted-foreground, #6b7280);
}

.notification-pipeline-badge {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Notification Time */
.notification-item-time {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--theme-muted-foreground, #9ca3af);
    white-space: nowrap;
}

/* Empty State */
.notification-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px 20px;
    color: var(--theme-muted-foreground, #9ca3af);
}

.notification-empty i {
    font-size: 2rem;
    opacity: 0.5;
}

.notification-empty span {
    font-size: 0.875rem;
}

/* Dark Mode Notification Dropdown */
.dark .notification-item.unread,
:root.dark .notification-item.unread {
    background: rgba(59, 130, 246, 0.1);
}

/* Mobile Notification Dropdown */
@media (max-width: 991px) {
    .notification-dropdown .ui-dropdown-menu {
        width: 320px;
        right: -60px;
        left: auto;
        transform: translateY(-8px);
    }

    .notification-dropdown.open .ui-dropdown-menu {
        transform: translateY(0);
    }

    .notification-dropdown .notification-menu {
        max-height: 400px;
    }
}