/* ==========================================================================
   Main Custom Dashboard Styles (Fagds)
   ========================================================================== */

:root {
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --header-height: 65px;
    --transition-speed: 0.3s;
    
    /* Light Theme Variables */
    --bg-body-light: #f4f6f9;
    --bg-surface-light: #ffffff;
    --text-main-light: #333333;
    --text-muted-light: #6c757d;
    --border-color-light: #dee2e6;
    --sidebar-bg-light: #ffffff;
    --sidebar-hover-light: rgba(102, 126, 234, 0.1);
    
    /* Dark Theme Variables */
    --bg-body-dark: #121212;
    --bg-surface-dark: #1e1e1e;
    --text-main-dark: #e0e0e0;
    --text-muted-dark: #a0a0a0;
    --border-color-dark: #333333;
    --sidebar-bg-dark: #1a1a1a;
    --sidebar-hover-dark: rgba(255, 255, 255, 0.05);

    /* Default Theme Variables (Mapped to DOM by JS or CSS custom property) */
    --bg-body: var(--bg-body-dark);
    --bg-surface: var(--bg-surface-dark);
    --text-main: var(--text-main-dark);
    --text-muted: var(--text-muted-dark);
    --border-color: var(--border-color-dark);
    --sidebar-bg: var(--sidebar-bg-dark);
    --sidebar-hover: var(--sidebar-hover-dark);
}

/* Base configuration based on theme attribute or class */
[data-bs-theme="light"]:not(.dark) {
    --bg-body: var(--bg-body-light);
    --bg-surface: var(--bg-surface-light);
    --text-main: var(--text-main-light);
    --text-muted: var(--text-muted-light);
    --border-color: var(--border-color-light);
    --sidebar-bg: var(--sidebar-bg-light);
    --sidebar-hover: var(--sidebar-hover-light);
}

/* Base background for FOUC prevention */
html {
    background-color: #0f172a; /* color dark base requested */
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Remove default link styles */
a {
    color: inherit;
    text-decoration: none;
}

/* Custom Scrollbar for modern look */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

/* ==========================================================================
   Layout Structure
   ========================================================================== */

.app-wrapper {
    display: block;
    min-height: 100vh;
    width: 100%;
    overflow: hidden;
}

/* Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1038;
    transition: width var(--transition-speed) ease, transform var(--transition-speed) ease;
    display: flex;
    flex-direction: column;
}

/* Sidebar toggled state */
.sidebar-collapsed .app-sidebar {
    width: var(--sidebar-collapsed-width);
}

.sidebar-brand {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
    padding: 0 1rem;
    overflow: hidden;
    white-space: nowrap;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

img.brand-image {
    max-height: 35px;
    transition: max-height var(--transition-speed);
}
.sidebar-collapsed img.brand-image {
    max-height: 25px; /* scale down on collapse */
}

.sidebar-wrapper {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem 0;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu .nav-header {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 1rem 1.5rem 0.5rem;
    letter-spacing: 1px;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition-speed);
}

.sidebar-collapsed .sidebar-menu .nav-header {
    opacity: 0;
    height: 0;
    padding: 0;
    overflow: hidden;
}

.sidebar-menu .nav-item {
    margin-bottom: 0.2rem;
}

.sidebar-menu .nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: var(--text-main);
    border-radius: 0 25px 25px 0;
    margin-right: 1rem;
    transition: background-color 0.2s, color 0.2s;
    white-space: nowrap;
}

.sidebar-collapsed .sidebar-menu .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
    margin-right: 0;
    margin: 0 0.5rem;
    border-radius: 12px;
}

.sidebar-menu .nav-link:hover, .sidebar-menu .nav-link.active {
    background-color: var(--sidebar-hover);
    color: var(--primary-color);
}

.sidebar-menu .nav-icon,
.sidebar-menu .service-icon-circle {
    min-width: 25px;
    text-align: center;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-menu p {
    margin: 0 0 0 1rem;
    font-weight: 500;
    transition: opacity var(--transition-speed);
    opacity: 1;
}

.sidebar-collapsed .sidebar-menu p {
    opacity: 0;
    width: 0;
    overflow: hidden;
    margin: 0;
}

/* Service Logo overriding for sidebar collapse */
.service-icon-circle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    margin-right: 0;
}

.service-logo {
    width: 16px;
    height: 16px;
}

/* Header */
.app-header {
    height: var(--header-height);
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    right: 0;
    left: var(--sidebar-width);
    z-index: 1037;
    transition: left var(--transition-speed) ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
}

.sidebar-collapsed .app-header {
    left: var(--sidebar-collapsed-width);
}

.header-left, .header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-header {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.25rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.btn-header:hover {
    background-color: var(--sidebar-hover);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 20px;
    transition: background-color 0.2s;
}

.user-profile:hover {
    background-color: var(--sidebar-hover);
}

.user-profile img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
    display: none;
}

@media (min-width: 768px) {
    .user-name {
        display: block;
    }
}

/* Main Content Area */
.app-main {
    margin-top: var(--header-height);
    margin-left: var(--sidebar-width);
    padding: 1.5rem;
    transition: margin-left var(--transition-speed) ease;
    width: calc(100% - var(--sidebar-width));
    min-height: calc(100vh - var(--header-height) - 56px);
}

.sidebar-collapsed .app-main {
    margin-left: var(--sidebar-collapsed-width);
    width: calc(100% - var(--sidebar-collapsed-width));
}

/* Footer Container */
.app-footer {
    padding: 1rem 1.5rem;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-speed) ease;
}

.sidebar-collapsed .app-footer {
    margin-left: var(--sidebar-collapsed-width);
}

/* Utilities */
.app-content-header {
    padding-bottom: 1.5rem;
}

.mb-0 { margin-bottom: 0 !important; }
.ms-auto { margin-left: auto !important; }

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width) !important;
    }
    
    .sidebar-open .app-sidebar {
        transform: translateX(0);
    }
    
    .app-header, .app-main, .app-footer {
        left: 0 !important;
        margin-left: 0 !important;
        width: 100% !important;
    }

    /* Overlay for mobile sidebar open */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1037;
        display: none;
        opacity: 0;
        transition: opacity var(--transition-speed);
    }
    
    .sidebar-open .sidebar-overlay {
        display: block;
        opacity: 1;
    }
}

/* User Dropdown */
.user-dropdown-wrapper {
    position: relative;
}

.dropdown-menu-custom {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    min-width: 250px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1050;
    overflow: hidden;
}

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

.dropdown-header-custom {
    padding: 1.5rem 1rem;
    background: linear-gradient(135deg, var(--sidebar-hover), transparent);
    border-bottom: 1px solid var(--border-color);
}

.dropdown-footer-custom {
    background-color: var(--sidebar-bg);
}

/* ==========================================================================
   Skeleton Loading Animation
   ========================================================================== */
.skeleton {
    background-color: var(--border-color);
    background-image: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0),
        rgba(255, 255, 255, 0.05),
        rgba(255, 255, 255, 0)
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
    display: inline-block;
    min-height: 12px;
}

[data-bs-theme="light"] .skeleton {
    background-color: #e9ecef;
    background-image: linear-gradient(
        90deg,
        rgba(0, 0, 0, 0),
        rgba(0, 0, 0, 0.1),
        rgba(0, 0, 0, 0)
    );
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text { width: 100%; height: 12px; margin-bottom: 8px; }
.skeleton-title { width: 50%; height: 20px; margin-bottom: 12px; }
.skeleton-avatar { width: 32px; height: 32px; border-radius: 50%; }
.skeleton-badge { width: 60px; height: 24px; border-radius: 12px; }
.skeleton-btn { width: 32px; height: 32px; border-radius: 50%; }

.skeleton-table-row td {
    padding: 1rem 0.5rem !important;
}

.skeleton-table-container {
    display: block;
}

.main-table-container {
    display: none;
}