/* ===================================
   ProjectManagement - Custom CSS
   Theme: Modern & Fresh with Light/Dark Mode Support
   =================================== */

/* CSS Variables for Easy Theming */
:root {
    /* Primary Colors - Default, overridden by base.html inline style */
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #e0e7ff;
    
    /* Secondary Colors */
    --secondary-color: #64748b;      /* Slate */
    
    /* Status Colors */
    --success-color: #10b981;         /* Emerald */
    --warning-color: #f59e0b;        /* Amber */
    --danger-color: #ef4444;         /* Red */
    --info-color: #3b82f6;          /* Blue */
    
    /* Priority Colors */
    --priority-low: #6b7280;
    --priority-medium: #3b82f6;
    --priority-high: #f59e0b;
    --priority-critical: #ef4444;
    
    /* Light Theme */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-navbar: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-body: #0f172a;
    --bg-card: #1e293b;
    --bg-navbar: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --primary-light: #312e81;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

/* Navbar */
.navbar {
    background-color: var(--bg-navbar);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 1rem;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color);
    background-color: var(--primary-light);
    text-decoration: none;
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    color: var(--text-primary);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* Priority Badges */
.badge-priority {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.badge-laag { background-color: #10b981; color: white; }
.badge-medium { background-color: #3b82f6; color: white; }
.badge-hoog { background-color: #f59e0b; color: #1f2937; }
.badge-urgent { background-color: #ef4444; color: white; }

/* Dark mode priority badges */
[data-theme="dark"] .badge-laag { background-color: #059669; color: white; }
[data-theme="dark"] .badge-medium { background-color: #2563eb; color: white; }
[data-theme="dark"] .badge-hoog { background-color: #d97706; color: #1f2937; }
[data-theme="dark"] .badge-urgent { background-color: #dc2626; color: white; }

/* Status Badges */
.badge-status {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.badge-todo { background-color: #e2e8f0; color: #475569; }
.badge-in_progress { background-color: #dbeafe; color: #1d4ed8; }
.badge-waiting { background-color: #fef3c7; color: #d97706; }
.badge-done { background-color: #d1fae5; color: #059669; }
.badge-cancelled { background-color: #fee2e2; color: #dc2626; }
.badge-open { background-color: #dbeafe; color: #1d4ed8; }
.badge-in_progress { background-color: #dbeafe; color: #1d4ed8; }
.badge-waiting { background-color: #fef3c7; color: #d97706; }
.badge-completed { background-color: #d1fae5; color: #059669; }
.badge-archived { background-color: #f1f5f9; color: #64748b; }

/* Dark mode status badges */
[data-theme="dark"] .badge-todo { background-color: #334155; color: #cbd5e1; }
[data-theme="dark"] .badge-in_progress { background-color: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .badge-waiting { background-color: #451a03; color: #fcd34d; }
[data-theme="dark"] .badge-done { background-color: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .badge-cancelled { background-color: #7f1d1d; color: #fca5a5; }
[data-theme="dark"] .badge-open { background-color: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .badge-open { background-color: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .badge-in_progress { background-color: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .badge-waiting { background-color: #451a03; color: #fcd34d; }
[data-theme="dark"] .badge-completed { background-color: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .badge-archived { background-color: #334155; color: #cbd5e1; }

/* Tables */
.table {
    color: var(--text-primary);
    background-color: transparent;
}

.table thead th {
    border-bottom: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    background-color: var(--bg-card);
}

.table tbody tr {
    background-color: var(--bg-card);
}

.table td {
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    background-color: var(--bg-card);
}

[data-theme="dark"] .table td {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .table thead th {
    background-color: var(--bg-card);
    color: var(--text-secondary);
}

[data-theme="dark"] .table tbody tr {
    background-color: var(--bg-card);
}

[data-theme="dark"] .table-hover tbody tr:hover {
    background-color: var(--bg-body) !important;
}

[data-theme="dark"] .table-responsive {
    background-color: var(--bg-card);
}

[data-theme="dark"] .card .card-body {
    background-color: var(--bg-card);
    padding: 1rem;
}

[data-theme="dark"] .form-label {
    color: var(--text-secondary);
}

[data-theme="dark"] .form-select,
[data-theme="dark"] .form-control {
    background-color: var(--bg-body);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-control:focus {
    border-color: var(--primary-color);
}

/* Footer always at bottom */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

footer {
    margin-top: auto;
}

/* Additional dark mode improvements */
[data-theme="dark"] .card {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .card-header {
    background-color: var(--bg-card);
    border-bottom-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-check-label {
    color: var(--text-secondary);
}

[data-theme="dark"] .table thead th {
    background-color: var(--bg-card);
    color: var(--text-secondary);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .table td {
    background-color: var(--bg-card);
    border-bottom-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .table tbody tr:hover td {
    background-color: var(--bg-body);
}

[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .breadcrumb {
    background-color: transparent;
}

[data-theme="dark"] .breadcrumb-item {
    color: var(--text-secondary);
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--primary-color);
}

[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, 
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--text-primary);
}

/* Nav tabs */
[data-theme="dark"] .nav-tabs .nav-link {
    color: var(--text-secondary);
    background-color: transparent;
    border-color: var(--border-color);
}

[data-theme="dark"] .nav-tabs .nav-link:hover {
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-card);
    border-color: var(--border-color);
    border-bottom-color: var(--bg-card);
}

/* Buttons */
[data-theme="dark"] .btn {
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-theme="dark"] .btn-secondary {
    background-color: var(--bg-body);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: var(--bg-body);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-outline-danger {
    color: #dc3545;
    border-color: #dc3545;
}

[data-theme="dark"] .btn-outline-warning {
    color: #ffc107;
    border-color: #ffc107;
}

/* Dropdown menus */
[data-theme="dark"] .dropdown-menu {
    background-color: #1f2937 !important;
    border-color: #374151 !important;
}

[data-theme="dark"] .dropdown-item {
    color: #e5e7eb !important;
}

[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .dropdown-item:focus {
    background-color: #374151 !important;
    color: #f3f4f6 !important;
    text-decoration: none !important;
}

[data-theme="dark"] .dropdown-item.active,
[data-theme="dark"] .dropdown-item:active {
    background-color: var(--primary-color) !important;
    color: white !important;
}
}

[data-theme="dark"] .dropdown-divider {
    border-color: var(--border-color);
}

/* Badge */
[data-theme="dark"] .badge {
    color: white;
}

/* Forms */
.form-control, .form-select {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.25);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-body);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-primary);
    font-weight: 500;
}

/* Kanban Board */
.kanban-board {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 1rem 0;
}

.kanban-column {
    flex: 0 0 350px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    min-height: 500px;
    overflow: visible !important;
}

.kanban-column-header {
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary-color);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

.kanban-card {
    background-color: var(--bg-card) !important;
    border: none !important;
    border-radius: 0.5rem !important;
    padding: 1rem !important;
    margin-bottom: 0.75rem !important;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.15) !important;
    overflow: visible !important;
    width: 100% !important;
    display: block !important;
    border-left: 4px solid var(--primary-color) !important;
}

.kanban-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.2) !important;
    transform: translateY(-2px);
}

.kanban-card-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
}

.kanban-card-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: color 0.2s ease;
}

.theme-toggle:hover {
    color: var(--primary-color);
}

/* Avatar */
.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--primary-color) !important;
    color: white !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.avatar-large {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: var(--primary-color) !important;
    color: white !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 3rem;
    flex-shrink: 0;
}

/* Footer */
.footer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: 3rem;
    color: var(--text-muted);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.footer-slogan {
    font-style: italic;
    color: var(--text-secondary);
}

/* Logo (for HiDPI) */
.logo-img {
    max-width: 40px;
    height: auto;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Utilities */
.text-muted {
    color: var(--text-muted) !important;
}

.bg-card {
    background-color: var(--bg-card);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .kanban-column {
        flex: 0 0 280px;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
}

/* Dark mode fixes */
[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .list-group-item:hover {
    background-color: var(--bg-body);
}

[data-theme="dark"] .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-theme="dark"] hr {
    border-color: var(--border-color);
}

[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-muted);
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--primary-color);
}

/* Dark mode: cards and containers */
[data-theme="dark"] .card {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .card-header {
    background-color: transparent;
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .kanban-column {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .kanban-card {
    background-color: var(--bg-body) !important;
}

/* Pagination */
.pagination {
    margin: 0;
}

.page-link {
    color: var(--text-primary);
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.page-link:hover {
    color: var(--primary-color);
    background-color: var(--bg-body);
    border-color: var(--border-color);
    text-decoration: none;
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.page-item.disabled .page-link {
    color: var(--text-muted);
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

/* Extra spacing for tabs */
.nav-tabs {
    gap: 0.5rem;
    padding: 0 0.5rem;
}

.nav-tabs .nav-link {
    padding: 0.75rem 1.25rem;
    margin-bottom: -2px;
}

.nav-tabs .nav-link:hover {
    text-decoration: none;
    border-color: transparent;
}

/* File upload styling */
.form-control[type="file"] {
    padding: 0.5rem;
    line-height: 1.5;
}

.file-upload-wrapper {
    position: relative;
}

.file-upload-wrapper .form-control {
    padding-right: 2.5rem;
}

.file-upload-wrapper::after {
    content: "";
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

/* Chat-style comments */
.comments-list {
    max-height: 500px;
    overflow-y: auto;
}

.comment-item {
    padding: 0.5rem 0;
}

.comment-avatar {
    flex-shrink: 0;
}

.comment-bubble {
    min-width: 0;
}

.comment-author {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.comment-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.comment-content {
    font-size: 0.9rem;
    line-height: 1.5;
}

.comment-content p {
    margin: 0;
    color: var(--text-primary);
}

/* Dark mode comment adjustments */
[data-theme="dark"] .comment-content {
    background-color: #334155 !important;
}

/* ===================================
   Wider Container for Large Screens
   =================================== */

/* Make container wider on extra large screens */
@media (min-width: 1400px) {
    .container-lg {
        max-width: 90%;
    }
}

@media (min-width: 1800px) {
    .container-lg {
        max-width: 85%;
    }
}

/* Ensure body takes full height */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navbar improvements */
.navbar {
    border-bottom: 1px solid var(--border-color);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* Ensure dropdown menus work on mobile */
@media (max-width: 991px) {
    .navbar-collapse {
        background-color: var(--bg-navbar);
        padding: 1rem;
        border-radius: 0.5rem;
        margin-top: 0.5rem;
        box-shadow: var(--shadow-md);
    }
    
    .navbar .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Navbar Dark Mode Fix */
[data-theme="dark"] .navbar {
    background-color: var(--bg-navbar) !important;
}

[data-theme="dark"] .navbar .nav-link,
[data-theme="dark"] .navbar .navbar-brand,
[data-theme="dark"] .navbar .dropdown-toggle {
    color: var(--text-primary);
}

[data-theme="dark"] .navbar-toggler-icon {
    filter: invert(1);
}