/* /static/css/custom.css */

/* Custom styles for the group generator */
:root {
    --student-font-size: 14px; /* Default for the slider */
    --column-count: 3; /* Default for the slider */
}

/* 18 predefined color classes with CSS custom properties */
.group-color-1 { --group-color: #FF6B6B; }
.group-color-2 { --group-color: #4ECDC4; }
.group-color-3 { --group-color: #45B7D1; }
.group-color-4 { --group-color: #96CEB4; }
.group-color-5 { --group-color: #FFEAA7; }
.group-color-6 { --group-color: #DDA0DD; }
.group-color-7 { --group-color: #98D8C8; }
.group-color-8 { --group-color: #F7DC6F; }
.group-color-9 { --group-color: #BB8FCE; }
.group-color-10 { --group-color: #85C1E9; }
.group-color-11 { --group-color: #F8C471; }
.group-color-12 { --group-color: #82E0AA; }
.group-color-13 { --group-color: #F1948A; }
.group-color-14 { --group-color: #7FB3D5; }
.group-color-15 { --group-color: #F9E79F; }
.group-color-16 { --group-color: #D7BDE2; }
.group-color-17 { --group-color: #A9DFBF; }
.group-color-18 { --group-color: #FAD7A0; }

/* Base group card styling */
.group-card {
    background-color: #fff;
    box-shadow: 0 0.5em 1em -0.125em rgba(10, 10, 10, 0.1), 0 0px 0 1px rgba(10, 10, 10, 0.02);
    border-radius: 6px;
    padding: 1.25rem;
    border-left: 5px solid #ccc; /* Default subtle border */
    transition: all 0.3s ease;
    position: relative;
}

/* Colorized group cards - SIMPLIFIED SELECTOR */
.group-card.is-colorized.group-color-1,
.group-card.is-colorized.group-color-2,
.group-card.is-colorized.group-color-3,
.group-card.is-colorized.group-color-4,
.group-card.is-colorized.group-color-5,
.group-card.is-colorized.group-color-6,
.group-card.is-colorized.group-color-7,
.group-card.is-colorized.group-color-8,
.group-card.is-colorized.group-color-9,
.group-card.is-colorized.group-color-10,
.group-card.is-colorized.group-color-11,
.group-card.is-colorized.group-color-12,
.group-card.is-colorized.group-color-13,
.group-card.is-colorized.group-color-14,
.group-card.is-colorized.group-color-15,
.group-card.is-colorized.group-color-16,
.group-card.is-colorized.group-color-17,
.group-card.is-colorized.group-color-18 {
    background-color: color-mix(in srgb, var(--group-color) 85%, white 15%);
    border-left: 5px solid var(--group-color);
}

/* Fallback for browsers that don't support color-mix */
@supports not (background-color: color-mix(in srgb, #000 15%, white 85%)) {
    .group-card.is-colorized.group-color-1 { background-color: #FFF5F5; border-left-color: #FF6B6B; }
    .group-card.is-colorized.group-color-2 { background-color: #F0FDFA; border-left-color: #4ECDC4; }
    .group-card.is-colorized.group-color-3 { background-color: #F0F9FF; border-left-color: #45B7D1; }
    .group-card.is-colorized.group-color-4 { background-color: #F0FDF4; border-left-color: #96CEB4; }
    .group-card.is-colorized.group-color-5 { background-color: #FFFBEB; border-left-color: #FFEAA7; }
    .group-card.is-colorized.group-color-6 { background-color: #FDF4FF; border-left-color: #DDA0DD; }
    .group-card.is-colorized.group-color-7 { background-color: #F0FDF9; border-left-color: #98D8C8; }
    .group-card.is-colorized.group-color-8 { background-color: #FEFCE8; border-left-color: #F7DC6F; }
    .group-card.is-colorized.group-color-9 { background-color: #FAF5FF; border-left-color: #BB8FCE; }
    .group-card.is-colorized.group-color-10 { background-color: #EFF6FF; border-left-color: #85C1E9; }
    .group-card.is-colorized.group-color-11 { background-color: #FFF7ED; border-left-color: #F8C471; }
    .group-card.is-colorized.group-color-12 { background-color: #F0FDF4; border-left-color: #82E0AA; }
    .group-card.is-colorized.group-color-13 { background-color: #FEF2F2; border-left-color: #F1948A; }
    .group-card.is-colorized.group-color-14 { background-color: #EFF6FF; border-left-color: #7FB3D5; }
    .group-card.is-colorized.group-color-15 { background-color: #FEFCE8; border-left-color: #F9E79F; }
    .group-card.is-colorized.group-color-16 { background-color: #FAF5FF; border-left-color: #D7BDE2; }
    .group-card.is-colorized.group-color-17 { background-color: #F0FDF4; border-left-color: #A9DFBF; }
    .group-card.is-colorized.group-color-18 { background-color: #FFFBEB; border-left-color: #FAD7A0; }
}

/* Hover effects */
.group-card.is-colorized.group-color-1:hover,
.group-card.is-colorized.group-color-2:hover,
.group-card.is-colorized.group-color-3:hover,
.group-card.is-colorized.group-color-4:hover,
.group-card.is-colorized.group-color-5:hover,
.group-card.is-colorized.group-color-6:hover,
.group-card.is-colorized.group-color-7:hover,
.group-card.is-colorized.group-color-8:hover,
.group-card.is-colorized.group-color-9:hover,
.group-card.is-colorized.group-color-10:hover,
.group-card.is-colorized.group-color-11:hover,
.group-card.is-colorized.group-color-12:hover,
.group-card.is-colorized.group-color-13:hover,
.group-card.is-colorized.group-color-14:hover,
.group-card.is-colorized.group-color-15:hover,
.group-card.is-colorized.group-color-16:hover,
.group-card.is-colorized.group-color-17:hover,
.group-card.is-colorized.group-color-18:hover {
    background-color: color-mix(in srgb, var(--group-color) 20%, white 80%);
    transform: translateY(-2px);
    box-shadow: 0 0.5em 1.5em -0.125em rgba(10, 10, 10, 0.2), 0 0px 0 1px rgba(10, 10, 10, 0.02);
}

/* Student tags inside colored groups get a subtle border tint */
.group-card.is-colorized .student-tag {
    border: 1px solid #dbdbdb;
    border-radius: 1rem;
}

.group-card.is-colorized.group-color-1 .student-tag { border-color: #FFB8B8; }
.group-card.is-colorized.group-color-2 .student-tag { border-color: #A6E3E0; }
.group-card.is-colorized.group-color-3 .student-tag { border-color: #A6D4EA; }
.group-card.is-colorized.group-color-4 .student-tag { border-color: #C8E6D4; }
.group-card.is-colorized.group-color-5 .student-tag { border-color: #FFF3C4; }
.group-card.is-colorized.group-color-6 .student-tag { border-color: #EBCEF5; }
.group-card.is-colorized.group-color-7 .student-tag { border-color: #C8EEE4; }
.group-card.is-colorized.group-color-8 .student-tag { border-color: #FBEBB5; }
.group-card.is-colorized.group-color-9 .student-tag { border-color: #DBC4EB; }
.group-card.is-colorized.group-color-10 .student-tag { border-color: #BCDEF7; }
.group-card.is-colorized.group-color-11 .student-tag { border-color: #FBD9A6; }
.group-card.is-colorized.group-color-12 .student-tag { border-color: #C4F0D5; }
.group-card.is-colorized.group-color-13 .student-tag { border-color: #F8C9C4; }
.group-card.is-colorized.group-color-14 .student-tag { border-color: #BCD9F0; }
.group-card.is-colorized.group-color-15 .student-tag { border-color: #FBEBB5; }
.group-card.is-colorized.group-color-16 .student-tag { border-color: #E8D4F0; }
.group-card.is-colorized.group-color-17 .student-tag { border-color: #C4F0D5; }
.group-card.is-colorized.group-color-18 .student-tag { border-color: #FDE6B9; }

/* Ensure text remains readable on light backgrounds */
.group-card.is-colorized .group-name,
.group-card.is-colorized .student-tag {
    color: #333;
}

/* Drop area hover effects */
.group-member-list.drag-over,
#absent-area.drag-over {
    border: 1px solid black !important;
    border-radius: 1rem;
}

/* Optional: Add transition for smooth color change */
.group-member-list,
#absent-area {
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

/* Sidebar Styling for Edit Page */
#sidebar-menu {
    border-right: 1px solid #dbdbdb;
    margin-right: 1.5rem;
    transition: all 0.3s ease-in-out;
    flex-shrink: 0;
    width: 25%;
}

/* Main content area */
#main-group-content {
    transition: all 0.3s ease-in-out;
    flex-grow: 1;
}

/* STATE: Sidebar Minimized */
.is-minimized #sidebar-menu {
    width: 60px;
    margin-right: 0;
    overflow-x: hidden;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

/* Hide all content inside the sidebar EXCEPT the top level element */
.is-minimized #sidebar-menu > *:not(.level) {
    display: none !important;
}

/* Hide the title part inside the visible level container */
.is-minimized #sidebar-menu .level-left {
    display: none !important;
}

/* Rotate the icon when minimized to indicate expansion */
.is-minimized #minimize-sidebar-btn .icon i {
    transition: transform 0.3s ease-in-out;
}

/* Ensure the button icon is visible when minimized */
#minimize-sidebar-btn {
    transition: transform 0.3s ease-in-out;
}

/* Make the main group content fill the page when sidebar is minimized */
.is-minimized #main-group-content {
    margin-left: 0;
}

.group-member-list {
    min-height: 50px;
    padding: 0.5rem;
    background-color: transparent;
    border: 1px solid transparent !important;    
    transition: border-color 0.15s ease-in-out;
}

/* Drag & Drop Styles */
.student-tag {
    cursor: grab;
    margin: 0.25rem;
    font-size: var(--student-font-size);
    display: inline-block;
    border-radius: 1rem !important;
}

.student-tag:active {
    cursor: grabbing;
}

/* Drop target feedback */
.group-member-list[ondragover],
#absent-area[ondragover] {
}

/* Main Content Layout (Controlled by JS/Slider) */
#groups-container {
    display: grid;
    grid-template-columns: repeat(var(--column-count), 1fr);
    gap: 1.5rem;
}

.group-column {
    padding: 0;
}

/* Absent Area */
#absent-area {
    background-color: #f5f5f5;
    min-height: 75px;
    padding: 0.75rem;
    border-radius: 4px;
}

/* Ensure absent area student tags maintain consistent size */
#absent-area .student-tag {
    font-size: 14px !important; /* Fixed size that won't be affected by the slider */
}

/* Ensure group names in absent area (if any) also maintain size */
#absent-area .group-name {
    font-size: 20px !important; /* Fixed size for any group names in absent area */
}

/* Notification Styles */
.notification-container {
    position: fixed;
    top: 4rem;
    right: 1rem;
    z-index: 1000;
}

/* Group name overflow handling */
.group-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    /* max-width: 100%; */
    display: block;
}

.notification {
    margin-bottom: 0.5rem;
}

/* Matrix specific styles */
.matrix-grid {
    display: grid;
    grid-template-columns: repeat(var(--column-count), 1fr);
    gap: 1.5rem;
}

.matrix-item {
    padding: 0.5rem;
    background-color: #fff;
    border: 1px solid #dbdbdb;
    min-height: 100px;
    border-radius: 1rem;
}

.matrix-item-title {
    font-weight: bold;
    margin-bottom: 0.5rem;
}

#colorize-toggle:hover {
    color: red;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #sidebar-menu {
        width: 100%;
        margin-right: 0;
        margin-bottom: 1rem;
        border-right: none;
        border-bottom: 1px solid #dbdbdb;
    }
    
    .is-minimized #sidebar-menu {
        width: 60px;
        height: 60px;
    }
    
    #groups-container {
        grid-template-columns: 1fr;
    }
}

.student-tag-container {
    display: inline-block;
    margin: 2px;
}

.student-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.gender-symbol {
    font-weight: bold;
    cursor: pointer;
    font-size: 1.5em;
    padding: 1px 3px;
    border-radius: 3px;
    transition: background-color 0.2s;
    margin-left: 4px;
}

.is-hidden {
    display: none !important;
}

/* Add to the end of custom.css */

/* Matrix specific styles */
.matrix-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: #f5f5f5;
    border-radius: 6px;
}

.matrix-info {
    margin-top: 0.5rem;
}

.matrix-container {
    overflow-x: auto;
    padding: 1rem;
}

.matrix-grid {
    display: inline-grid;
    gap: 1px;
    background: #ddd;
    border: 1px solid #ddd;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.matrix-row {
    display: contents;
}

.matrix-cell {
    background: white;
    padding-top: 0.1rem;
    padding-left: 1rem;
    padding-right: 1rem;
    padding-bottom: 0.1rem;
    min-width: 8rem;
    min-height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border: none;
}

.matrix-cell:hover {
    background: #f8f9fa;
    /* transform: scale(1.02); */
    z-index: 1;
    position: relative;
}

.matrix-cell.empty {
    background: #f8f9fa;
    color: #6c757d;
    font-style: italic;
}

/* Apply the same color system to matrix cells as group cards */
.matrix-cell.is-colorized.group-color-1,
.matrix-cell.is-colorized.group-color-2,
.matrix-cell.is-colorized.group-color-3,
.matrix-cell.is-colorized.group-color-4,
.matrix-cell.is-colorized.group-color-5,
.matrix-cell.is-colorized.group-color-6,
.matrix-cell.is-colorized.group-color-7,
.matrix-cell.is-colorized.group-color-8,
.matrix-cell.is-colorized.group-color-9,
.matrix-cell.is-colorized.group-color-10,
.matrix-cell.is-colorized.group-color-11,
.matrix-cell.is-colorized.group-color-12,
.matrix-cell.is-colorized.group-color-13,
.matrix-cell.is-colorized.group-color-14,
.matrix-cell.is-colorized.group-color-15,
.matrix-cell.is-colorized.group-color-16,
.matrix-cell.is-colorized.group-color-17,
.matrix-cell.is-colorized.group-color-18 {
    background-color: color-mix(in srgb, var(--group-color) 85%, white 15%);
    border-right: 3px solid var(--group-color);
}

/* Fallback for browsers that don't support color-mix */
@supports not (background-color: color-mix(in srgb, #000 15%, white 85%)) {
    .matrix-cell.is-colorized.group-color-1 { background-color: #FFF5F5; border-right-color: #FF6B6B; }
    .matrix-cell.is-colorized.group-color-2 { background-color: #F0FDFA; border-right-color: #4ECDC4; }
    .matrix-cell.is-colorized.group-color-3 { background-color: #F0F9FF; border-right-color: #45B7D1; }
    .matrix-cell.is-colorized.group-color-4 { background-color: #F0FDF4; border-right-color: #96CEB4; }
    .matrix-cell.is-colorized.group-color-5 { background-color: #FFFBEB; border-right-color: #FFEAA7; }
    .matrix-cell.is-colorized.group-color-6 { background-color: #FDF4FF; border-right-color: #DDA0DD; }
    .matrix-cell.is-colorized.group-color-7 { background-color: #F0FDF9; border-right-color: #98D8C8; }
    .matrix-cell.is-colorized.group-color-8 { background-color: #FEFCE8; border-right-color: #F7DC6F; }
    .matrix-cell.is-colorized.group-color-9 { background-color: #FAF5FF; border-right-color: #BB8FCE; }
    .matrix-cell.is-colorized.group-color-10 { background-color: #EFF6FF; border-right-color: #85C1E9; }
    .matrix-cell.is-colorized.group-color-11 { background-color: #FFF7ED; border-right-color: #F8C471; }
    .matrix-cell.is-colorized.group-color-12 { background-color: #F0FDF4; border-right-color: #82E0AA; }
    .matrix-cell.is-colorized.group-color-13 { background-color: #FEF2F2; border-right-color: #F1948A; }
    .matrix-cell.is-colorized.group-color-14 { background-color: #EFF6FF; border-right-color: #7FB3D5; }
    .matrix-cell.is-colorized.group-color-15 { background-color: #FEFCE8; border-right-color: #F9E79F; }
    .matrix-cell.is-colorized.group-color-16 { background-color: #FAF5FF; border-right-color: #D7BDE2; }
    .matrix-cell.is-colorized.group-color-17 { background-color: #F0FDF4; border-right-color: #A9DFBF; }
    .matrix-cell.is-colorized.group-color-18 { background-color: #FFFBEB; border-right-color: #FAD7A0; }
}

/* Row grouping indication */
.matrix-row-group {
    border-top: 0.1rem solid black;
}

.matrix-group-help {
    min-width: 14rem;
    hyphens: auto;
    overflow-wrap: break-word;
}

.matrix-row-group:last-child {
    border-bottom: 0;
}

#absent-area.drag-over {
    background-color: #e8f4fd !important;
    border: 2px dashed #3273dc !important;
}

.matrix-cell.drag-over .empty-cell {
    padding-left: 1.2rem;
    padding-right: 1.2rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    border: 1px solid black !important;
    border-radius: 1rem;
}

.matrix-cell.drag-over-occupied {
    cursor: move;
}

/* Responsive design for matrix */
@media (max-width: 768px) {
    .matrix-cell {
        min-width: 150px;
        padding: 0.75rem;
    }
    
    .student-tag {
        font-size: 0.9em;
    }
}

/* Tilføj en lille visuel separator, hvis ønsket */
.separator-text {
    color: #7a7a7a;
    margin: 15px 0;
    text-align: center;
    border-bottom: 1px solid #dbdbdb;
    line-height: 0.1em;
}
.separator-text span {
    background: #fff;
    padding: 0 10px;
}


/* Help Modal Styling */
#help-modal .modal-card {
    max-width: 600px;
    width: 90%;
}

#help-modal .modal-card-body {
    max-height: 70vh;
    overflow-y: auto;
}

#help-modal .content h5 {
    margin-bottom: 0.5rem;
    color: #3273dc;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 0.25rem;
}

#help-modal .content ul {
    margin-bottom: 1.5rem;
}

#help-modal .content li {
    margin-bottom: 0.25rem;
}