/* Define CSS variables for default and light theme */
:root,
[data-theme="light"] {
    --brand-color: #9030B0;

    --background-color: #ffffff;
    --button-active-background: #bd6ed8;
    --button-background: #d097e3;
    --button-disabled-background: #ccc;
    --button-hover-background: #bd6ed8;
    --button-text-color: #333;
    --checkbox-color: #d097e3;
    --checkbox-border: #888;
    --control-background: #d4d4d4;
    --control-border: #ccc;
    --dialog-background: #ffffff;
    --dialog-border: #ccc;
    --icon-error-color: #dc3545;
    --icon-info-color: #7fa1cf;
    --icon-warning-color: #ffc107;
    --icon-fill-color: none;
    --icon-stroke-color: #000000;
    --list-background: #f8f9fa;
    --list-border: #e9ecef;
    --message-background-error: #f0d8e0;
    --message-color-error: #763c3c;
    --message-background-info: #d8e0f0;
    --message-color-info: #3c3d76;
    --message-background-success: #dff0d8;
    --message-color-success: #3c763d;
    --navbar-border: #ccc;
    --navbar-background: transparent;
    --navbar-link-active-color: #bd6ed8;
    --navbar-link-color: #ab46cd;
    --panel-background: #e9ecef;
    --panel-border: #ccc;
    --product-container-color: #ffffff;
    --puzzle-button-playing: #f8d347;
    --puzzle-button-playing-text: #333;
    --puzzle-button-played: #c4c4cc;
    --puzzle-button-played-text: #333;
    --puzzle-button-unplayed: #bd6ed8;
    --puzzle-button-unplayed-text: #333;
    --puzzle-button-future-text: #eee;
    --scrollbar-background: #e9ecef;
    --scrollbar-color: #aaa;
    --tab-active-background: #ffffff;
    --tab-background: #f1f1f1;
    --tab-border: #ccc;
    --text-color: #000000;
    --font-family: Roboto, Arial, Helvetica, Verdana, sans-serif;
}

/* Define CSS variables for dark theme */
[data-theme="dark"] {
    --brand-color: #ffffff;

    --background-color: #121212;
    --button-active-background: #bd6ed8;
    --button-background: #9030B0;/*d097e3*/
    --button-disabled-background: #333;
    --button-hover-background: #bd6ed8;
    --button-text-color: #eee;
    --checkbox-color: #d097e3;
    --checkbox-border: #888;
    --control-background: #2c2c2c;
    --control-border: #555;
    --dialog-background: #1e1e1e;
    --dialog-border: #333;
    --icon-error-color: #ef5350;
    --icon-info-color: #7fa1cf;
    --icon-warning-color: #ffca28;
    --icon-fill-color: none;
    --icon-stroke-color: #ffffff;
    --list-background: #1e1e1e;
    --list-border: #333;
    --message-background-error: #f0d8e0;
    --message-color-error: #763c3c;
    --message-background-info: #d8e0f0;
    --message-color-info: #3c3d76;
    --message-background--success: #dff0d8;
    --message-color-success: #3c763d;
    --navbar-background: transparent;
    --navbar-border: #333;
    --navbar-link-active-color: #d097e3;
    --navbar-link-color: #d097e3;
    --panel-background: #1e1e1e;
    --panel-border: #333;
    --product-container-color: #ffffff;
    --puzzle-button-playing: #f8d347;
    --puzzle-button-playing-text: #333;
    --puzzle-button-played: #c4c4cc;
    --puzzle-button-played-text: #333;
    --puzzle-button-unplayed: #bd6ed8;
    --puzzle-button-unplayed-text: #333;
    --puzzle-button-future-text: #eee;
    --scrollbar-background: #1e1e1e;
    --scrollbar-color: #444;
    --tab-active-background: #1e1e1e;
    --tab-background: #2c2c2c;
    --tab-border: #444;
    --text-color: #eee;
    --font-family: Roboto, Arial, Helvetica, Verdana, sans-serif;
}

/* Apply global styles */
body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: var(--font-family);
    margin: 0px;
    padding: 10px;

    /* Disables overscroll behavior */
    overscroll-behavior: none;
}

/* Scrollbars */

html {
    scrollbar-color: var(--scrollbar-color) var(--scrollbar-background);
}

h1 {
    text-align: center;
    margin: 10px;
}

p {
    margin-top: 10px;
    margin-bottom: 10px;
}

/* Make OS elements also use our font where we can */
select,
input {
    font-family: var(--font-family);
}

/* In-page note */
.page-note {
    background-color: var(--panel-background); 
    border: 1px solid var(--panel-border); 
    border-radius: 8px; 
    margin: 10px 0px;
    padding: 10px;
}

/* Navbar */

.navbar {
    background-color: var(--navbar-background);
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0px;
    position: relative;
}

/* Product container (icon and name) */
.product-container {
    display: flex;
    align-items: start;
    text-decoration: none;
    color: var(--product-container-color);
    position: absolute;
    left: 0px;
}

/* Product icon */
.product-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon i {
    font-size: 1.5em;
}

/* Product name label */
.product-name {
    font-size: 1.6em;
    font-weight: bold;
    color: var(--brand-color);
}

/* Right side of the navbar (buttons with icons) */
.navbar-right {
    display: flex;
    gap: 4px;
    padding-right: 4px;
}

/* User button on navbar*/

.right-flex-container {
    display: grid;
    grid-auto-flow: column;
    /* Side-by-side */
    align-items: center;
    /* Vertical center */
    justify-content: end;
    /* Right-align */
    gap: 8px;
}

.user-button {
    background-color: transparent;
    border: none;
    color: var(--text-color);
    fill: var(--text-color);
    stroke: var(--text-color);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    justify-content: center;
    align-items: center;
    position: relative;
    display: inline-block;
    font-size: 16px;
    display: grid;
    grid-auto-flow: column;
    align-items: center;
    gap: 8px;
    right: 36px;
    top: 20px;
}

.user-button:hover {
    fill: var(--navbar-link-active-color);
    color: var(--navbar-link-active-color);
}

/* Button bar*/

.button-row {
    display: flex;
    gap: 10px;
}

.equal-button {
    flex: 1;
    min-width: 100px;
    padding: 10px;
    text-align: center;
}

/* Toolbar button styles */

.toolbar-button {
    background-color: transparent;
    border: none;
    color: var(--background-color);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    justify-content: center;
    align-items: center;
    position: relative;
    display: inline-block;
}

.toolbar-button:active {
    transform: scale(0.9);
}

.toolbar-button-icon {
    background-color: transparent;
    width: 24px;
    height: 24px;
    stroke: var(--icon-stroke-color);
    fill: var(--icon-fill-color);
    transition: stroke 0.3s, fill 0.3s;
    cursor: pointer;
}

.toolbar-button-icon:hover {
    stroke: var(--navbar-link-active-color);
}

/* Puzzle buttons */

.button-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    padding: 0px;
    width: 100%;
}

/* Row of buttons */

.button-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.button-bar .button {
    margin-right: 10px;
    min-width: 120px;
    max-width: 150px;
    flex: 1 1 auto;
    /* Allow shrinking and flexible basis */
}

.button-bar .button:last-child {
    margin-right: 0px;
}

/* Links */

a {
    text-decoration: none;
}

a:link {
    color: var(--navbar-link-color);
}

a:visited {
    color: var(--navbar-link-color);
}

a:hover {
    color: var(--navbar-link-active-color);
}

a:active {
    color: var(--navbar-link-active-color);
}

/* Buttons */

.button {
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: none;
    border-radius: 4px;
    margin: 10px 0px 10px 0px;
    padding: 10px;
    font-size: 16px;
}

.button:active {
    background-color: var(--button-active-background);
}

.button:hover {
    background-color: var(--button-hover-background);
}

.button:disabled {
    background-color: var(--button-disabled-background);
}

.button.active {
    background-color: var(--button-active-background);
}

a:focus-visible {
    outline: 1px dashed var(--button-active-background);
}

button:focus-visible {
    outline: 1px groove var(--button-active-background);
}

/* Puzzle buttons */

.playing {
    color: var(--puzzle-button-playing-text);
    background-color: var(--puzzle-button-playing);
}

.played {
    color: var(--puzzle-button-played-text);
    background-color: var(--puzzle-button-played);
}

.unplayed {
    color: var(--puzzle-button-unplayed-text);
    background-color: var(--puzzle-button-unplayed);
}

/* Panel */

/* Container for the main content */
.panel {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;

    padding-top: 20px;
    gap: 20px;
    box-sizing: border-box;

    height: calc(100vh - 120px);
}

.left-aligned-panel {
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    background-color: var(--panel-background);

    flex: 0 1 65%;
    max-width: 65%;

    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: left;
    justify-content: start;
    gap: 20px;
    padding: 0px 20px 20px 20px;
}

.left-aligned-panel .paragraph {
    padding: 0px 20px;
}

.left-aligned-panel ul {
    margin: 0px;
}

.inner-panel {
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    background-color: var(--panel-background);

    flex: 0 1 65%;
    max-width: 65%;

    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: start;
    gap: 20px;
    padding: 0px 20px 20px 20px;
}

.inner-panel .borderless {
    border: none;
}

.paragraph {
    margin: 0px;
    padding: 20px 20px 0px 20px;
}

code {
    font-size: 16px;
}

hr {
    width: 100%;
}

/* ComboBox*/

.combobox {
    background-color: var(--button-background);
    border: none;
    color: var(--button-text-color);
    border-radius: 4px;
    padding: 2px 4px 2px 10px;
    height: 26px;
    font-size: 16px;
    cursor: pointer;
}

.combobox:hover {
    background-color: var(--button-hover-background);
    border-color: var(--text-color);
}

.combobox option {
    background-color: var(--background-color);
    color: var(--text-color);
}

/* CheckBox */

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;

    -webkit-user-select: none;
    user-select: none;
    white-space: nowrap;

    width: max-content;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: relative;
    top: 0;
    left: 0;
    height: 18px;
    width: 18px;
    border: 1px solid var(--control-border);
    border-radius: 4px;
    background-color: var(--background-color);
    flex-shrink: 0;
    margin-right: 4px;
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container .checkmark {
    top: 0px;
}

.checkbox-container input:checked~.checkmark {
    background-color: var(--button-background);
    border-color: var(--control-border);
}

.checkbox-container input:checked~.checkmark:hover {
    background-color: var(--button-hover-background);
    border-color: var(--text-color);
}

/* Apply focus styles regardless of whether the checkbox is checked or not */

.checkbox-container input:focus~.checkmark {
    outline: 1px solid var(--text-color);
    outline-offset: 0px;
}

.checkbox-container input:checked~.checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: 1px solid var(--button-text-color);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-container input:not(:checked)~.checkmark {
    background-color: var(--background-color);
    border-color: var(--checkbox-border);
}

.checkbox-container input:not(:checked)~.checkmark:hover {
    background-color: var(--button-hover-background);
    border-color: var(--checkbox-border);
}

.puzzles-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* Message Box */

/* Styling for the dialog */
dialog {
    width: 300px;
    padding: 20px;
    border: 1px solid var(--dialog-border);
    border-radius: 8px;
    text-align: center;
    background-color: var(--dialog-background);
    color: var(--text-color);

    /* Leave this hardcoded */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

dialog::backdrop {
    /* Leave this hardcoded */
    background-color: rgba(0, 0, 0, 0.25);
}

.question-icon,
.info-icon {
    color: var(--icon-info-color);
}

.warning-icon {
    color: var(--icon-warning-color);
}

.error-icon {
    color: var(--icon-error-color);
}

dialog p {
    margin: 10px 0 20px;
    font-size: 16px;
}

dialog button {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background-color: var(--button-background);
    color: var(--button-text-color);
    font-size: 16px;
    margin-left: 10px;
    margin-right: 10px;
}

dialog button[type="submit"] {
    background-color: var(--button-background);
    color: var(--button-text-color);
}

dialog button[type="button"] {
    background-color: var(--button-background);
    color: var(--button-text-color);
}

/* About Box */

#aboutBoxVersion {
    font-size: 12px;
}

#copyrightStatement {
    font-size: 12px;
}

.aboutBoxSocialMediaLinks {
    justify-self: center;
    padding-top: 40px;
}

.aboutBoxSocialMediaLinks a {
    display: inline-block;
    height: 34px;
}

.aboutBoxSocialMediaIcon {
    width: 32px;
    height: 32px;
    margin-left: 10px;
    margin-right: 10px;
}

/* Icon styles */
.icon {
    font-size: 24px;
    margin-bottom: 10px;
}

.info .icon {
    color: var(--icon-info-color);
}

.warning .icon {
    color: var(--icon-warning-color);
}

.error .icon {
    color: var(--icon-error-color);
}

/* Media query for portrait mode */

@media (orientation: portrait) {
    .panel {
        flex-direction: column;
        justify-content: start;
        align-content: center;
    }

    .inner-panel,
    .left-aligned-panel {
        max-width: 100%;
        flex: none;
    }
}

.container {
    max-width: 400px;
    margin: 20px auto;
    background: var(--panel-background);
    border: 1px solid var(--panel-border);
    padding: 20px;
    border-radius: 8px;
}

.container h2 {
    margin-top: 0px;
}

/* Customise file upload*/

#upload-form input {
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    padding: 8px;
}

/* Cell grid */

.cell-grid {
    display: grid;
    grid-template-columns: 1fr max-content;
    gap: 16px;
    align-items: center;
    max-width: 400px;
    margin: 0 auto;
}

.cell-grid input,
.cell-grid button,
.cell-grid select {
    border-radius: 4px;
}

.cell-grid input,
.cell-grid select {
    padding: 4px 8px 4px 8px;
    grid-column: 1;
    border: 1px solid var(--panel-border);
    background-color: var(--background-color);
    color: var(--text-color);
}

.cell-grid button {
    grid-column: 2;
    background-color: var(--button-background);
    color: var(--button-text-color);
    margin: 0px;
    padding: 6px 8px 6px 8px;
    border: none;
    cursor: pointer;
}

.cell-grid button:hover {
    background-color: var(--button-hover-background);
}

/* Form grid */

.form-grid {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 16px;
    align-items: center;
    max-width: 400px;
    margin: 0 auto;
}

.form-grid label {
    grid-column: 1;
}

.form-grid input,
.form-grid button,
.form-grid select {
    padding: 8px;
    border-radius: 4px;
}

.form-grid input,
.form-grid select {
    border: 1px solid var(--panel-border);
    grid-column: 2;
    background-color: var(--background-color);
    color: var(--text-color);
}

.form-grid button {
    grid-column: 1;
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: none;
    cursor: pointer;
}

.form-grid button:hover {
    background-color: var(--button-hover-background);
}

input#puzzleFile.file-input {
    padding: 0px;
}

.file-input::file-selector-button {
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: 1 solid var(--control-border);
    border-radius: 4px;
    margin: 5px;
    padding: 6px;
}

/* Scrollable form */

.scrollable-form {
    gap: 16px;
    align-items: center;
    max-width: 90%;
    margin: 0 auto;
}

.scrollable-form input,
.scrollable-form select {
    border-radius: 4px;
    padding: 4px 8px 4px 8px;
    border: 1px solid var(--panel-border);
    background-color: var(--background-color);
    color: var(--text-color);
}

/* Messages */

.error {
    padding: 10px;
    margin: 20px 0px;
    border: 1px solid var(--message-color-error);
    border-radius: 8px;
    color: var(--message-color-error);
    background-color: var(--message-background-error);
}

.info {
    padding: 10px;
    margin: 20px 0px;
    border: 1px solid var(--message-color-info);
    border-radius: 8px;
    background-color: var(--message-background-info);
    color: var(--message-color-info);
}

.success {
    padding: 10px;
    margin: 20px 0px;
    border: 1px solid var(--message-color-success);
    border-radius: 8px;
    color: var(--message-color-success);
    background-color: var(--message-background-success);
}

.note {
    padding: 10px;
    margin: 20px 0px;
    border: 1px solid var(--icon-error-color);
    border-radius: 8px;
    width: 80%;
}

/* Table stuff */

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th,
td {
    padding: 8px;
    text-align: left;
}

th {
    background-color: var(--panel-background);
}

.tbody tr:nth-child(even) {
    background-color: var(--panel-background);
}

.form-inline {
    display: inline;
}

.scrollable-table-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--panel-border);
    margin-top: 10px;
    margin-bottom: 10px;
    padding: 0px;
}

.scrollable-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.scrollable-table thead {
    position: sticky;
    top: 0;
    background-color: var(--list-background);
    z-index: 10;
}

.scrollable-table th,
.scrollable-table td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid var(--panel-border);
}

.scrollable-table tr:nth-child(odd):hover {
    background-color: var(--panel-background);
}

.scrollable-table tr:nth-child(even):hover {
    background-color: var(--background-color);
}

/* Formatting */

.text-center {
    text-align: center;
}

/* New puzzle button */

.custom-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 70px;
    padding: 10px;
    font-family: Arial, sans-serif;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;

    /* Style the letter tile in its normal state with edges and shadows */
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.3);

    /* Add a subtle 3D effect */
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    border-bottom-color: rgba(0, 0, 0, 0.2);
    border-right-color: rgba(0, 0, 0, 0.2);

    /* Add a slight bevel effect */
    box-shadow:
        inset 2px 2px 5px rgba(255, 255, 255, 0.5),
        inset -2px -2px 5px rgba(0, 0, 0, 0.1);
}

.custom-button:hover {
    transform: translateY(-2px);
}

.custom-button:active {
    transform: translateY(2px) scale(0.98);
}

.custom-button-top-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 8px;
}

.custom-button-text {
    font-weight: bold;
}

.custom-button-stars {
    display: flex;
    gap: 4px;
}

/* Example alternative background color */
.custom-button.played {
    color: var(--puzzle-button-played-text);
    background-color: var(--puzzle-button-played);
}

.custom-button.playing {
    color: var(--puzzle-button-playing-text);
    background-color: var(--puzzle-button-playing);
}

.custom-button.unplayed {
    color: var(--puzzle-button-unplayed-text);
    background-color: var(--puzzle-button-unplayed);
}

.custom-button.future {
    color: var(--puzzle-button-future-text);
}

#puzzles-filter {
    padding-top: 20px;
    padding-bottom: 10px;
    padding-left: 10px;
    gap: 10px;
}

#puzzles-filter label {
    padding-right: 10px;
    white-space: nowrap;
}

#puzzles-filter .checkmark {
    display: inline-block;
    top: 4px;
}

#future-filter {
    padding-top: 0px;
    padding-bottom: 10px;
    padding-left: 10px;
    gap: 10px;
}

#future-filter label {
    padding-right: 10px;
    white-space: nowrap;
}

#future-filter .checkmark {
    display: inline-block;
    top: 4px;
}

.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    width: 90%;
    padding: 5px;
    justify-items: center;
    align-items: center;

    max-height: 45vh; /* Set a maximum height for the container */
    overflow-y: auto; /* Enable vertical scrolling */
    overflow-x: hidden; /* Hide horizontal scrolling if not needed */
    border: 1px solid var(--panel-border);
    border-radius: 4px;
}

@media (orientation: landscape) and (min-height: 600px){
    .button-grid {
        width: 60%;
    }
}