/* @p PGNgrid */
/*========================*/
/*#region @r ROOT */
/*========================*/
/* @b Variables
/*------------------------*/
:root {
	--black: #000;
	--gray1: #111;
	--gray2: #222;
	--gray3: #333;
	--grayA: #aaa;
	--grayC: #ccc;
	--white: #fff;
	--board-dark-color: #888;
	--board-light-color: #ccc;
	--highlight-color: #666;
}
/* @b Reset
/*------------------------*/
* {
	margin: 0;
	padding: 0;
	border: 0;
	outline: 0;
	font: inherit;
	font-size: 100%;
	line-height: 1;
	vertical-align: baseline;
	text-decoration: none;
	list-style: none;
	box-sizing: border-box;
	border-spacing: 0;
}

/* @b Scrollbar
/*------------------------*/
* {
	scrollbar-width: thin;
	scrollbar-color: var(--gray2) var(--gray3);
}
*::-webkit-scrollbar {
	width: 10px;
}
*::-webkit-scrollbar-track {
	background-color: var(--gray3);
	border-radius: 20px;
}
*::-webkit-scrollbar-thumb {
	background-color: var(--gray2);
	border-radius: 20px;
}

/* @b Fonts
/*------------------------*/
@font-face {
	font-family: 'Play';
	src: url('vendor/webfonts/play-regular.woff2') format('woff2');
	font-weight: 400;
	font-style: normal;
}
@font-face {
	font-family: 'Play';
	src: url('vendor/webfonts/play-bold.woff2') format('woff2');
	font-weight: 700;
	font-style: normal;
}
/* #endregion */
/*========================*/
/*#region @r BODY */
/*========================*/
body {
	width: 100%;
	height: 100%;
	font-family: 'Play', Verdana, sans-serif;
	background-color: var(--gray1);
	color: var(--grayC);
	text-align: center;
	overflow-x: hidden;
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	overflow-y: scroll;
}
/* #endregion */
/*========================*/
/*#region @r HEADER */
/*========================*/
/* @b Main layout
/*------------------------*/
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: auto;
	background-color: rgba(0, 0, 0, 0.8);
	backdrop-filter: blur(5px);
	color: white;
	padding: 10px 20px;
	display: flex;
	flex-direction: column;
	align-items: center;
	box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
	z-index: 1000;
}
/* Container for left and right sections */
.header__top {
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 100%;
	height: 40px;
}
/* Left section: Logo and Title */
.header__left {
	display: flex;
	align-items: center;
	gap: 15px;
}
/* Center section: Game selection  */
.header__center {
	display: none;
	justify-content: center;
	align-items: center;
	gap: 15px;
	width: 100%;
	padding-top: 10px;
}
/* Right section: Control buttons */
.header__right {
	display: none;
	align-items: center;
	gap: 15px;
}
/* Link for logo and title (page reset) */
.header__link {
	display: flex;
	align-items: center;
	text-decoration: none;
	gap: 15px;
}
/* Tile */
.header__title {
	margin: 0;
	font-size: 1.2em;
	line-height: 1.5;
	font-weight: bold;
	transition: color 0.3s;
	color: white;
}
/* Logo */
.header__logo {
	width: 30px;
	height: 30px;
}

/* @b Button
/*------------------------*/
.header__button {
	background: none;
	border: none;
	color: white;
	font-size: 0.8em;
	cursor: pointer;
	transition: color 0.3s;
}
/* Hover effects for buttons and title */
.header__button:hover,
.header__title:hover {
	color: var(--grayC);
}
/* Visual indication for file drag-over state */
.header__button--file.drag-over {
	color: #22cc88;
	transition: all 0.2s ease-in-out;
}
.header__file-input {
	display: none;
}

/* @b Select
/*------------------------*/
.header__select {
	display: none;
	appearance: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	padding: 9px 30px 9px 12px;
	background-color: transparent;
	color: #fff;
	border: 1px solid #444;
	border-radius: 5px;
	cursor: pointer;
	font-family: inherit;
	font-size: 1em;
	transition: all 0.3s ease;
	min-width: 300px;
	max-width: 1000px;
}
.header__select:hover {
	background-color: var(--gray1);
	border-color: #666;
}
.header__select option {
	background-color: var(--gray1);
	color: #fff;
}
.header__select--game {
	min-width: 300px;
	max-width: 500px;
}

/* @b Media Query
/*------------------------*/
/* Desktop layout (min-width 1000px) */
@media screen and (min-width: 1000px) {
	.header {
		height: 60px;
		flex-direction: row;
		justify-content: space-between;
	}
	.header__center {
		display: flex;
		position: absolute;
		left: 50%;
		transform: translateX(-50%);
		padding-top: 0;
		width: auto;
	}
}
/* Mobile layout fixes (max-width 1000px) */
@media screen and (max-width: 1000px) {
	.header__select {
		max-width: none;
		width: 100%;
	}
}
/* #endregion */
/*========================*/
/*#region @r DROP ZONE */
/*========================*/
/* @b Main area
/*------------------------*/
.drop-zone {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	align-items: center;
	position: absolute; /* Allows for centering */
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	transition: all 0.3s ease;
	width: 300px;
	min-height: 300px;
	padding: 40px;
	border: 3px dashed #ccc;
	border-radius: 15px;
	background-color: var(--gray2);
	color: var(--grayC);
	line-height: 1.5;
	text-align: center;
	cursor: pointer;
}
/* Hover effects */
.drop-zone:hover {
	color: var(--highlight-color);
	border-color: var(--highlight-color);
	background-color: transparent;
}
/* Visual indication for file drag-over state */
.drop-zone.drag-over {
	background-color: transparent;
	border-color: #22cc88;
	color: #22cc88;
}
.drop-zone__icon {
	font-size: 50px;
	margin-top: 70px;
}
/* @b Textarea
/*------------------------*/
.drop-zone__textarea {
	width: 220px;
	height: 66px;
	padding: 10px 20px;
	border: 0;
	border-radius: 8px;
	font-family: inherit;
	font-size: 0.9em;
	line-height: 1.5em;
	resize: none;
	background-color: var(--gray2);
	color: var(--grayA);
	transition: all 0.3s ease;
	text-align: center;
	outline: none;
}
/* Hiding the placeholder when focused */
.drop-zone__textarea:focus::placeholder {
	color: transparent;
}
/* #endregion */
/*========================*/
/*#region @r BOARD GRID */
/*========================*/
/* @b Main container
/*------------------------*/
.board-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0;
	justify-items: center;
	padding: 10px;
	padding-top: 70px;
	padding-bottom: 10px;
}
/* Top margin correction on small screens */
@media screen and (max-width: 1000px) {
	.board-grid {
		margin-top: 52px;
	}
}
/* @b Single board wrapper
/*------------------------*/
.board-wrapper {
	width: 100%;
	padding: 5px;
	position: relative;
	cursor: pointer;
}
.board-wrapper:hover {
	transform: scale(1.02);
	transition: transform 0.2s ease-in-out;
}
/* Force 100% width for the chessboard.js element */
.board-wrapper .chessboard-63f36 {
	width: 100%;
	height: auto;
}
/* Hide algebraic notation on small boards */
.board-wrapper .notation-32e16 {
	display: none !important;
}
/* @b Move info
/*------------------------*/
.move-info {
	margin-bottom: 5px;
}
.bold-move {
	font-weight: bold;
}
/* @b Boards colors
/*------------------------*/
/* Setting dark square color */
.square-55d63.black-3c85d {
	background-color: var(--board-dark-color);
}
/* Setting light square color */
.square-55d63.white-1e1d7 {
	background-color: var(--board-light-color);
}
/* @b Notation colors
/*------------------------*/
/* Notation color on light squares */
.square-55d63.white-1e1d7 .notation-322f9 {
	color: var(--board-dark-color);
}
/* Notation color on dark squares */
.square-55d63.black-3c85d .notation-322f9 {
	color: var(--board-light-color);
}
/* #endregion */
/*========================*/
/*#region @r MODALS */
/*========================*/
/* @b General
/*------------------------*/
.modal {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.4);
	backdrop-filter: blur(5px);
	z-index: 2000;
	visibility: hidden;
	opacity: 0;
	transition: visibility 0s 0.3s, opacity 0.3s ease-in-out;
	display: flex;
	justify-content: center;
	align-items: center;
}
/* Class to show the modal */
.modal.show-modal {
	visibility: visible;
	opacity: 1;
	transition: opacity 0.3s ease-in-out;
}
/* Element (content box) */
.modal__content {
	box-shadow: 0 0 20px #000;
	background-color: var(--gray1);
}

/*------------------------*/
/* @g BIG BOARD
/*------------------------*/
.modal__content--board {
	position: relative;
	display: flex;
	/* Constrain size to the smaller of 95% viewport width or height */
	width: min(calc(100vw - 50px), calc(100vh - 100px));
	height: min(calc(100vw - 50px), calc(100vh - 100px));
	background-color: var(--black);
	box-shadow: 0 0 15px 15px rgba(0, 0, 0, 1);
	aspect-ratio: 1;
}
.modal__board-wrapper {
	position: relative;
	width: 100%;
	height: 100%;
}
/* @b Move list
/*------------------------*/
.modal__move-list {
	position: absolute;
	top: -40px;
	left: 0;
	max-width: 100%;
	display: flex;
	flex-wrap: nowrap;
	justify-content: flex-start;
	white-space: nowrap;
	overflow-x: auto;
	margin-bottom: 20px;
	-webkit-overflow-scrolling: touch;
	-ms-overflow-style: none;
	scrollbar-width: none;
}
/* Hide scrollbar (WebKit/Chrome) */
.modal__move-list::-webkit-scrollbar {
	display: none;
}
/* Style for a single move element */
.modal__move-list span {
	font-size: 1.2rem;
	padding: 5px 10px;
	border-radius: 5px;
	transition: 0.2s;
	white-space: nowrap;
	cursor: pointer;
}
.modal__move-list span:hover {
	color: var(--grayA);
}
/* Highlight the active move */
.modal__move-list span.active-move {
	background-color: var(--highlight-color);
	color: var(--white);
}

/* @b Buttons
/*------------------------*/
/* Navigation control wrapper */
.modal__nav-controls {
	width: 100%;
}
/* General style for navigation buttons */
.modal__nav-btn {
	position: absolute;
	background: transparent;
	text-shadow: 0 0 5px var(--black);
	color: var(--grayC);
	border: none;
	cursor: pointer;
	font-size: 2em;
	transition: color 0.3s;
	z-index: 10;
}
.modal__nav-btn:hover:enabled {
	color: var(--grayA);
}
.modal__nav-btn:disabled {
	display: none;
}
/* Positioning for the left button */
.modal__nav-btn--left {
	left: -45px;
	padding: 15px;
	transform: translateY(-50%);
	top: 50%;
}
/* Positioning for the right button */
.modal__nav-btn--right {
	right: -45px;
	padding: 15px;
	transform: translateY(-50%);
	top: 50%;
}
/* Close button */
.modal__close-btn {
	position: absolute;
	padding: 4px;
	top: 0;
	right: 0;
	font-size: 25px;
	font-weight: bold;
	cursor: pointer;
	transition: color 0.3s;
	z-index: 1001;
	background: transparent;
	border: none;
	color: var(--grayC);
}
.modal__close-btn:hover {
	color: var(--grayA);
}

/*------------------------*/
/* @g SETTINGS
/*------------------------*/
.modal__content--settings {
	padding: 20px;
	padding-top: 12px;
	max-width: 400px;
	background-color: var(--gray1);
	border-radius: 10px;
	text-align: left;
	position: relative;
	transform: scale(0.9); /* Initial state for animation */
	transition: transform 0.3s ease-in-out;
}
/* Scaling animation upon showing the modal */
.modal.show-modal .modal__content--settings {
	transform: scale(1);
}
/* Header for the settings modal */
.modal__header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 1px solid #444;
	padding-bottom: 10px;
	margin-bottom: 20px;
}
/* Grid layout for settings options */
.modal__grid {
	display: grid;
	grid-template-columns: 1.2fr 0.8fr;
	align-items: center;
	gap: 10px;
}
.modal__title {
	font-size: 1.2em;
	color: var(--white);
}
/* Close button 'x' in the settings modal */
.modal__close-settings {
	color: var(--grayA);
	font-size: 28px;
	font-weight: bold;
	cursor: pointer;
	transition: all 0.3s ease;
}
.modal__close-settings:hover,
.modal__close-settings:focus {
	text-decoration: none;
	color: #888;
}

/* @b Controls
/*------------------------*/
/* Reset browser default appearance */
.modal__label,
.modal__select,
.modal__color-picker {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	font-family: inherit;
	font-size: 1em;
}
/* General styles for interactive elements */
.modal__select,
.modal__color-picker {
	width: 100%;
	border: 1px solid #444;
	border-radius: 5px;
	background-color: var(--gray1);
	color: var(--white);
	text-align: center;
	outline: none;
	border-radius: 2px;
	transition: border-color 0.3s;
	height: 38px;
}
.modal__select:hover,
.modal__color-picker:hover {
	border-color: #666;
}
/* Color Picker specific styles (WebKit/Chrome) */
.modal__color-picker::-webkit-color-swatch-wrapper {
	padding: 2px;
}
/* Color Picker specific styles (WebKit/Firefox) */
.modal__color-picker::-webkit-color-swatch,
.modal__color-picker::-moz-color-swatch {
	border-radius: 2px;
	border: none;
}

/*------------------------*/
/* @g ERRORS
/*------------------------*/
.modal__content--error {
	padding: 20px;
	padding-top: 12px;
	max-width: 450px;
	min-width: 300px;
	background-color: var(--gray1);
	border-radius: 10px;
	text-align: center;
	position: relative;
	transform: scale(0.9);
	transition: transform 0.3s ease-in-out;
}

/* Scaling animation upon showing the modal */
.modal.show-modal .modal__content--error {
	transform: scale(1);
}

/* Error modal body */
.modal__body {
	padding: 30px 20px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 20px;
}

/* Error icon */
.modal__error-icon {
	font-size: 60px;
	color: #ff6b6b;
}

/* Error message text */
.modal__error-message {
	font-size: 1em;
	line-height: 1.5;
	color: var(--grayC);
	margin: 0;
}

/* Error modal footer */
.modal__footer {
	padding-top: 20px;
	border-top: 1px solid #444;
	justify-content: center;
	display: flex;
}

/* Error modal button */
.modal__button {
	padding: 10px 30px;
	background-color: var(--gray3);
	color: var(--white);
	border: 1px solid #444;
	border-radius: 5px;
	cursor: pointer;
	font-family: inherit;
	font-size: 1em;
	transition: all 0.3s ease;
}

.modal__button:hover {
	background-color: #444;
	border-color: #666;
}

/* Close button 'x' in the error modal */
.modal__close-error {
	color: var(--grayA);
	font-size: 28px;
	font-weight: bold;
	cursor: pointer;
	transition: all 0.3s ease;
}

.modal__close-error:hover,
.modal__close-error:focus {
	text-decoration: none;
	color: #888;
}

/* #endregion */
/*========================*/
/*#region @r FOOTER */
/*========================*/
.footer {
	width: 100vw;
	height: 40px;
	margin-top: auto;
	background-color: rgba(0, 0, 0, 0.6);
	backdrop-filter: blur(5px);
	color: white;
	text-align: center;
	line-height: 40px;
	z-index: 1000;
}
/* #endregion */
/*========================*/
/*#region @r PRINT */
/*========================*/
@media print {
	/* Clean white background and black text for printing */
	body {
		background-color: #fff !important;
		color: #000 !important;
	}
	/* Hide navigation and footer elements */
	.header,
	.footer {
		display: none !important;
	}
	/* Reset board grid margins for print layout */
	.board-grid {
		margin-top: 0 !important;
		padding-top: 0 !important;
		gap: 5px;
	}
}
/* #endregion */