#imageContainer {
	background-image: url('step1.webp');
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
}
.string-art-container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.string-art-compact-title {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 14px;
}

.string-art-compact-title h1 {
    margin: 3px 0 0;
    color: var(--sa-text);
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.1;
}

.string-art-compact-title p {
    max-width: 420px;
    margin: 0;
    color: var(--sa-muted);
    font-size: 14px;
    text-align: right;
}

.string-art-kicker {
    color: var(--sa-accent-dark);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
}
#imageContainer2 {
	background-image: url('../images/Q2.webp');
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
}

/* Поправка для textarea Materialize */
.hiddendiv {
	visibility: hidden;
	white-space: pre-wrap;
	word-wrap: break-word;
	overflow-wrap: break-word;
	padding-top: 1.2rem;
	position: absolute;
	top: 0;
	z-index: -1;
}

/* Базовые элементы */
body {
	margin: 0;
	padding: 0;
	color: #4d4d4d;
	background: #f5f7fb url('../images/fon.webp') no-repeat center top fixed;
	background-size: cover;
}

#main {
	width: min(1100px, calc(100% - 32px));
	margin: 40px auto 70px;
	display: flex;
	flex-direction: column;
	gap: 24px;
}

/* Секции */
#step1,
#step2,
#step3 {
	position: relative;
	background: rgba(255, 255, 255, 0.92);
	backdrop-filter: blur(8px);
	border: 1px solid rgba(61, 100, 117, 0.12);
	border-radius: 20px;
	box-shadow: 0 12px 35px rgba(31, 45, 61, 0.08);
	padding: 28px;
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
}

#step1 {
	margin-top: 0;
}

#step3 {
	margin-bottom: 0;
}

/* Заголовки */
#step1 h1,
#step2 h1,
#step3 h1 {
	margin: 0 0 20px;
	font-size: 32px;
	line-height: 1.2;
	text-align: center;
	color: #243746;
}

.section-subtitle {
	font-size: 20px;
	text-align: center;
	margin-bottom: 18px;
	color: #4d6572;
}

/* Кнопки */
button,
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	min-height: 46px;
	padding: 0 18px;
	border: 1px solid #3d6475;
	border-radius: 12px;
	background: #fff;
	color: #2d4e5d;
	font-size: 16px;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.2s ease;
	text-decoration: none;
	box-sizing: border-box;
}

button:hover,
.btn:hover {
	background: #3d6475;
	color: #fff;
	border-color: #3d6475;
}

.btn {
	width: 100%;
}

/* Поля */
input[type="number"],
input[type="text"],
select,
textarea {
	width: 100%;
	border: 1px solid #c9d6de;
	border-radius: 12px;
	background: #fff;
	padding: 12px 14px;
	font-size: 15px;
	color: #243746;
	box-sizing: border-box;
	outline: none;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="number"]:focus,
input[type="text"]:focus,
select:focus,
textarea:focus {
	border-color: #3d6475;
	box-shadow: 0 0 0 3px rgba(61, 100, 117, 0.12);
}

input[type="number"] {
	text-align: center;
}

input[type="radio"] {
	appearance: auto;
	margin-right: 6px;
}

.materialize-textarea.validate {
	min-height: 150px;
	width: 100%;
	resize: vertical;
}

/* Списки Materialize */
.collection {
	list-style: none;
	margin: 0;
	padding: 0;
	background: transparent;
	border: 0;
}

.collection-item {
	background: #f8fbfd;
	border: 1px solid #e2ebf0;
	border-radius: 16px;
	padding: 18px;
	margin-bottom: 16px;
}

/* Контейнеры изображений */
.imageContainerScal {
	max-width: 500px;
	margin: 16px auto 0;
	border: 1px solid #d8e3e9;
	border-radius: 18px;
	overflow: hidden;
	background: #f8fbfd;
}

#imageContainer,
#imageContainer2 {
	width: 1000px;
	height: 1000px;
	overflow: hidden;
	transform: scale(0.5);
	transform-origin: top left;
	position: relative;
}

#imageContainer2 {
	position: absolute !important;
	left: -9999px !important;
}

#imageContainer img {
	max-width: 100%;
	max-height: 100%;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

/* Переключение формы */
#imageContainer[data-value="0"],
#imageContainer2[data-value="0"] {
	border-radius: 50%;
}

#imageContainer[data-value="1"],
#imageContainer2[data-value="1"] {
	border-radius: 0;
}

#imageContainer[data-value="2"],
#imageContainer2[data-value="2"] {
	border-radius: 0;
	height: 1414px;
}

.imageContainerScal[data-value="1"] {
	max-height: 500px;
}

.imageContainerScal[data-value="2"] {
	max-height: 707px;
}

/* Блок настроек и результата */
#imageContainerSettings,
#imageContainerResult {
	margin: 20px auto 0;
	width: 100%;
	max-width: 100%;
	overflow: hidden;
	position: relative;
}

#divrezult {
	overflow: auto;
	height: 500px;
	border: 1px solid #dbe5eb;
	border-radius: 16px;
	background: #fff;
	padding: 16px;
}

/* Палитра */
#palette {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.palette .color {
	width: 44px;
	height: 44px;
	border: 1px solid rgba(0, 0, 0, 0.12);
	border-radius: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 4px;
	font-weight: 600;
	margin: 0;
	text-shadow: #fff 1px 1px 1px;
	box-sizing: border-box;
}

/* Скрытые системные прогресс-бары */
.hidden-system-progress {
	position: absolute;
	width: 0;
	height: 0;
	overflow: hidden;
	opacity: 0;
	pointer-events: none;
}

.progress {
	position: relative;
	height: 8px;
	display: block;
	width: 100%;
	background-color: #d8f0ec;
	border-radius: 999px;
	overflow: hidden;
}

.progress .determinate {
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	background: linear-gradient(90deg, #26a69a, #51c4b8);
	transition: width 0.3s linear;
}

/* Новый единый блок статуса */
.generation-status-box {
	background: linear-gradient(135deg, #ffffff 0%, #f3f9fb 100%);
	border: 1px solid #dde9ef;
	border-radius: 18px;
	padding: 18px 20px;
	margin-bottom: 18px;
	box-shadow: 0 10px 28px rgba(31, 45, 61, 0.06);
}

.generation-status-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 12px;
}

.generation-status-badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 6px 10px;
	border-radius: 999px;
	background: rgba(61, 100, 117, 0.10);
	color: #3d6475;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.generation-status-step {
	font-size: 16px;
	font-weight: 700;
	color: #243746;
}

.generation-status-title {
	font-size: 20px;
	font-weight: 700;
	color: #2f4c59;
	margin-bottom: 14px;
}

.generation-status-bar-wrap {
	display: flex;
	align-items: center;
	gap: 14px;
}

.generation-status-bar {
	flex: 1;
	height: 12px;
	background: #e6f1f4;
	border-radius: 999px;
	overflow: hidden;
	position: relative;
}

.generation-status-bar-fill {
	height: 100%;
	width: 0%;
	border-radius: 999px;
	background: linear-gradient(90deg, #26a69a, #51c4b8);
	transition: width 0.3s ease;
}

.generation-status-percent {
	min-width: 48px;
	text-align: right;
	font-size: 18px;
	font-weight: 800;
	color: #26a69a;
}

/* Новый стиль панелей результата */
.result-panel {
	background: #fbfdfe;
	border: 1px solid #e2ebf0;
	border-radius: 18px;
	padding: 18px;
	margin-bottom: 18px;
	box-shadow: 0 6px 18px rgba(31, 45, 61, 0.04);
}

.result-panel-title {
	font-size: 18px;
	font-weight: 700;
	color: #243746;
	margin-bottom: 14px;
}

.result-controls {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

.result-check {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 12px 14px;
	border: 1px solid #dce7ed;
	border-radius: 14px;
	background: #fff;
	font-size: 14px;
	font-weight: 500;
	color: #355160;
	cursor: pointer;
}

.result-check input {
	margin: 0;
}

.result-fields {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 14px;
	margin-top: 16px;
}

.result-field {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.result-field label {
	font-size: 14px;
	font-weight: 600;
	color: #48626f;
}

#divrezult {
	overflow: auto;
	height: 420px;
	border: 1px solid #dbe5eb;
	border-radius: 16px;
	background: #fff;
	padding: 16px;
}

.result-downloads {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	justify-content: center;
}

.result-downloads .btn {
	width: auto;
	min-width: 200px;
}

/* Логи */
#log {
	max-height: 240px;
	overflow: auto;
	background: #fff;
	border: 1px solid #dbe5eb;
	border-radius: 14px;
	padding: 12px;
}

/* Адаптив для нового результата */
@media (max-width: 768px) {
	.generation-status-head {
		flex-direction: column;
		align-items: flex-start;
	}

	.generation-status-title {
		font-size: 18px;
	}

	.generation-status-bar-wrap {
		flex-direction: column;
		align-items: stretch;
	}

	.generation-status-percent {
		text-align: left;
	}

	.result-fields {
		grid-template-columns: 1fr;
	}

	.result-downloads .btn {
		width: 100%;
		min-width: 100%;
	}

	#divrezult {
		height: 320px;
	}
}

/* Выбор формы */
.radio-img-container {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 16px;
	width: 100%;
	max-width: 500px;
	margin: 0 auto;
}

.radio-img {
	cursor: pointer;
	transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
	max-width: calc(50% - 8px);
	height: auto;
	object-fit: contain;
	max-height: 100px;
	border-radius: 14px;
	border: 2px solid transparent;
}

.radio-img:hover {
	transform: translateY(-2px);
}

.radio-img.selected {
	border-color: #3d6475;
	box-shadow: 0 10px 24px rgba(61, 100, 117, 0.18);
}

/* Инфо-блок */
.info-icon {
	position: absolute;
	top: 18px;
	right: 18px;
	cursor: pointer;
	background-color: #fff;
	border: 1px solid #d7e1e7;
	box-shadow: 0 6px 20px rgba(31, 45, 61, 0.08);
	border-radius: 50%;
	text-align: center;
	width: 34px;
	height: 34px;
	line-height: 34px;
	font-weight: 700;
	color: #3d6475;
}

.info-content {
	display: none;
	position: absolute;
	inset: 0;
	background: rgba(248, 251, 253, 0.98);
	z-index: 10;
	padding: 24px;
	border-radius: 20px;
	box-sizing: border-box;
	overflow-y: auto;
}

.info-content.active {
	display: block;
}

.page {
	display: none;
}

.page.active {
	display: block;
}

.pagination {
	display: flex;
	justify-content: center;
	gap: 8px;
	margin-top: 20px;
}

.pagination button {
	min-width: 42px;
	height: 42px;
	padding: 0;
	border-radius: 10px;
}

/* Загрузка */
#upload {
	display: none;
}

#scaleSelect {
	max-width: 180px;
	margin: 10px 0;
}

/* Адаптив */
@media (max-width: 768px) {
	#main {
		width: calc(100% - 20px);
		margin: 24px auto 50px;
		gap: 18px;
	}

	#step1,
	#step2,
	#step3 {
		padding: 20px;
		border-radius: 16px;
	}

	#step1 h1,
	#step2 h1,
	#step3 h1 {
		font-size: 26px;
	}

	#imageContainer[data-value="1"],
	#imageContainer2[data-value="1"] {
		width: 80vw;
		height: 80vw;
		transform: scale(1);
	}

	#imageContainer[data-value="2"],
	#imageContainer2[data-value="2"] {
		width: 80vw;
		height: 113vw;
		transform: scale(1);
	}

	#imageContainerResult,
	#imageContainerSettings {
		width: 100%;
	}

	.radio-img-container {
		flex-direction: row;
	}
}

@media (max-width: 500px) {
	.section-subtitle {
		font-size: 18px;
	}

.btn_check,
.btn_dwnld,
.btn_gen {
		width: 100%;
	}

	.radio-img {
		max-height: 80px;
	}
}

.paint-by-numbers-page {
    padding: 28px 0 64px;
    color: var(--sa-text, #2d3136);
}

.paint-by-numbers-page .string-art-container {
    width: min(1180px, calc(100% - 40px));
}

.paint-by-numbers-page .string-art-compact-title {
    margin-bottom: 18px;
}

.paint-by-numbers-page .string-art-compact-title h1 { color: var(--sa-text, #2d3136); }
.paint-by-numbers-page .string-art-compact-title p { color: var(--sa-muted, #7c8791); }

.paint-steps-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 auto 18px;
    padding: 12px 18px;
    background: rgba(255, 255, 255, .92);
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 10px;
}

.paint-steps-progress a {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--text-mid, #4f5b65);
    font-size: 14px;
    text-decoration: none;
}
.paint-steps-progress a:hover { color: var(--accent-dark, #3f6274); }
.paint-steps-progress a span {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-radius: 50%;
    font-size: 13px;
    font-weight: 700;
}
.paint-steps-progress i { flex: 1; height: 1px; background: var(--border, #d7e0e5); }

.paint-by-numbers-page #main {
    width: 100%;
    margin: 0;
    gap: 18px;
}
.paint-by-numbers-page #step1,
.paint-by-numbers-page #step2,
.paint-by-numbers-page #step3 {
    padding: 26px;
    background: rgba(255, 255, 255, .96);
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(55, 74, 87, .07);
}
.paint-by-numbers-page #step1 h1,
.paint-by-numbers-page #step2 h1,
.paint-by-numbers-page #step3 h1 {
    margin: 0 0 18px;
    color: var(--text-dark, #2d3136);
    font-size: 24px;
    text-align: left;
}
.paint-by-numbers-page .section-subtitle {
    color: var(--text-mid, #4f5b65);
    font-size: 15px;
    text-align: left;
}
.paint-by-numbers-page .radio-img-container { justify-content: flex-start; margin-bottom: 18px; }
.paint-by-numbers-page button,
.paint-by-numbers-page .btn { min-height: 44px; border-radius: 7px; font-size: 14px; }
.paint-by-numbers-page .collection-item,
.paint-by-numbers-page .result-panel,
.paint-by-numbers-page .imageContainerScal { border-radius: 8px; }
.paint-by-numbers-page .info-content { border-radius: 10px; }

@media (max-width: 768px) {
    .paint-by-numbers-page { padding: 22px 0 44px; }
    .paint-by-numbers-page .string-art-compact-title { align-items: flex-start; flex-direction: column; gap: 8px; }
    .paint-by-numbers-page .string-art-compact-title p { text-align: left; }
    .paint-steps-progress { gap: 8px; padding: 10px; }
    .paint-steps-progress a { gap: 6px; font-size: 12px; }
    .paint-steps-progress a span { width: 26px; height: 26px; }
    .paint-by-numbers-page #step1,
    .paint-by-numbers-page #step2,
    .paint-by-numbers-page #step3 { padding: 20px; }
}
@media (max-width: 420px) { .paint-steps-progress b { display: none; } }

/* Paint-by-numbers controls */
.paint-by-numbers-page #step1 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 420px); gap: 12px 28px; align-items: start; }
.paint-by-numbers-page #step1 > h1,
.paint-by-numbers-page #step1 > .section-subtitle,
.paint-by-numbers-page #step1 > .radio-img-container,
.paint-by-numbers-page #step1 > .btn_check,
.paint-by-numbers-page #step1 > #upload,
.paint-by-numbers-page #step1 > .btn_dwnld { grid-column: 1; }
.paint-by-numbers-page #step1 > .imageContainerScal { grid-column: 2; grid-row: 1 / span 6; width: 100%; max-width: 360px; margin: 0 auto; }
.paint-by-numbers-page #step1 > label[for="scaleSlider"],
.paint-by-numbers-page #step1 > #scaleSlider,
.paint-by-numbers-page #step1 > label[for="rotateSlider"],
.paint-by-numbers-page #step1 > #rotateSlider { grid-column: 1 / -1; }
.paint-by-numbers-page #step1 > br { display: none; }
.paint-by-numbers-page #step1 .btn_check,
.paint-by-numbers-page #step1 .btn_dwnld { justify-self: start; min-width: 160px; }
.paint-by-numbers-page #step1 .radio-img-container { min-height: 84px; justify-content: flex-start; gap: 16px; }
.paint-by-numbers-page #step1 .radio-img { max-width: 160px; max-height: 80px; }
.paint-by-numbers-page #step1 #imageContainer { width: 100%; height: 100%; transform: none; }
.paint-by-numbers-page #step1 .imageContainerScal { aspect-ratio: 1; }
.paint-by-numbers-page #step2 #imageContainerSettings { margin-top: 0; }
.paint-by-numbers-page #options-pane .input-field { display: flex; flex-direction: column-reverse; gap: 7px; }
.paint-by-numbers-page #options-pane .row + .row { margin-top: 14px; }
.paint-by-numbers-page #options-pane .row:has(> .col.s3) { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.paint-by-numbers-page #options-pane .row:has(> .col.s3) > .col.s3 { grid-column: 1 / -1; }
.paint-by-numbers-page #options-pane .row:has(> .col.s3) > .col.s2 { grid-column: span 4; }
.paint-by-numbers-page #options-pane .row:has(> .col.s3) > .col.s12 { grid-column: 1 / -1; }
.paint-by-numbers-page #options-pane .row .row:has(> .col.s4) { grid-template-columns: 1fr 1fr; align-items: start; }
.paint-by-numbers-page #options-pane .row .row:has(> .col.s4) > .col.s4:first-child { grid-column: 1 / -1; }
.paint-by-numbers-page #options-pane .row .row:has(> .col.s4) > .col.s4 { grid-column: span 1; }
.paint-by-numbers-page #options-pane label[for="txtKMeansColorRestrictions"] { margin-bottom: 8px; }
.paint-by-numbers-page #options-pane .input-field label { order: -1; }
@media (max-width: 700px) {
    .paint-by-numbers-page #step1 { grid-template-columns: 1fr; }
    .paint-by-numbers-page #step1 > .imageContainerScal,
    .paint-by-numbers-page #step1 > label[for="scaleSlider"],
    .paint-by-numbers-page #step1 > #scaleSlider,
    .paint-by-numbers-page #step1 > label[for="rotateSlider"],
    .paint-by-numbers-page #step1 > #rotateSlider { grid-column: 1; grid-row: auto; }
    .paint-by-numbers-page #step1 > .imageContainerScal { max-width: min(100%, 360px); }
}
@media (max-width: 520px) {
    .paint-by-numbers-page #options-pane .row:has(> .col.s3) > .col.s2,
    .paint-by-numbers-page #options-pane .row .row:has(> .col.s4) > .col.s4 { grid-column: 1 / -1; }
}

.paint-by-numbers-page #options-pane { width: 100%; }
.paint-by-numbers-page #options-pane .collection { display: grid; gap: 12px; }
.paint-by-numbers-page #options-pane .collection-item {
    margin: 0;
    padding: 18px;
    background: #fbfcfd;
    border: 1px solid var(--border, #d7e0e5);
}
.paint-by-numbers-page #options-pane .row {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 14px;
    margin: 0;
}
.paint-by-numbers-page #options-pane .col,
.paint-by-numbers-page #options-pane .input-field {
    float: none;
    width: auto;
    min-width: 0;
    margin: 0;
    padding: 0;
}
.paint-by-numbers-page #options-pane .col.s2 { grid-column: span 4; }
.paint-by-numbers-page #options-pane .col.s3,
.paint-by-numbers-page #options-pane .col.s4,
.paint-by-numbers-page #options-pane .col.s5,
.paint-by-numbers-page #options-pane .col.s6 { grid-column: span 4; }
.paint-by-numbers-page #options-pane .col.s12 { grid-column: 1 / -1; }
.paint-by-numbers-page #options-pane .input-field label,
.paint-by-numbers-page #options-pane .row > .col > label {
    display: block;
    margin: 0 0 7px;
    color: var(--text-mid, #4f5b65);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
}
.paint-by-numbers-page #options-pane input[type="number"],
.paint-by-numbers-page #options-pane textarea {
    display: block;
    width: 100%;
    min-height: 44px;
    margin: 0;
    padding: 10px 12px;
    color: var(--text-dark, #2d3136);
    background: #fff;
    border: 1px solid #cfdbe0;
    border-radius: 7px;
    box-shadow: none;
    font: inherit;
    font-size: 14px;
    transition: border-color .18s ease, box-shadow .18s ease;
}
.paint-by-numbers-page #options-pane textarea {
    min-height: 126px;
    resize: vertical;
    line-height: 1.5;
}
.paint-by-numbers-page #options-pane input:focus,
.paint-by-numbers-page #options-pane textarea:focus {
    outline: none;
    border-color: var(--accent, #54798c);
    box-shadow: 0 0 0 3px rgba(84, 121, 140, .14);
}
.paint-by-numbers-page #options-pane .row:has(> .col > label) {
    align-items: start;
}
.paint-by-numbers-page #options-pane label:has(input[type="radio"]) {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    margin: 0;
    padding: 9px 12px;
    color: var(--text-mid, #4f5b65);
    background: #fff;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 7px;
    cursor: pointer;
    line-height: 1.35;
}
.paint-by-numbers-page #options-pane label:has(input[type="radio"]):hover { border-color: var(--accent, #54798c); }
.paint-by-numbers-page #options-pane label:has(input[type="radio"]:checked) {
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #options-pane input[type="radio"] {
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--accent-dark, #3f6274);
}
.paint-by-numbers-page #options-pane .row .row {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}
.paint-by-numbers-page #scaleSlider,
.paint-by-numbers-page #rotateSlider {
    display: block;
    width: 100%;
    height: 22px;
    margin: 4px 0 14px;
    accent-color: var(--accent, #54798c);
    cursor: pointer;
}
.paint-by-numbers-page #step1 > label[for="scaleSlider"],
.paint-by-numbers-page #step1 > label[for="rotateSlider"] {
    display: block;
    margin: 10px 0 2px !important;
    color: var(--text-mid, #4f5b65);
    font-size: 13px;
    font-weight: 600;
}
.paint-by-numbers-page #step1 #button,
.paint-by-numbers-page #step1 .btn_dwnld,
.paint-by-numbers-page #btnProcess {
    min-height: 44px;
    padding: 0 18px;
    color: #fff;
    background: var(--accent, #54798c);
    border: 1px solid var(--accent, #54798c);
    border-radius: 7px;
    box-shadow: none;
}
.paint-by-numbers-page #step1 #button:hover,
.paint-by-numbers-page #step1 .btn_dwnld:hover,
.paint-by-numbers-page #btnProcess:hover {
    background: var(--accent-dark, #3f6274);
    border-color: var(--accent-dark, #3f6274);
}
.paint-by-numbers-page :is(button, input, textarea, a):focus-visible {
    outline: 3px solid rgba(84, 121, 140, .32);
    outline-offset: 2px;
}
@media (max-width: 700px) {
    .paint-by-numbers-page #options-pane .col.s2,
    .paint-by-numbers-page #options-pane .col.s3,
    .paint-by-numbers-page #options-pane .col.s4,
    .paint-by-numbers-page #options-pane .col.s5,
    .paint-by-numbers-page #options-pane .col.s6 { grid-column: 1 / -1; }
    .paint-by-numbers-page #options-pane .collection-item { padding: 14px; }
}
@media (max-width: 520px) {
    .paint-by-numbers-page #options-pane .row .row { grid-template-columns: 1fr; }
    .paint-by-numbers-page #step1 #button,
    .paint-by-numbers-page #step1 .btn_dwnld,
    .paint-by-numbers-page #btnProcess { width: 100%; }
}

/* Compact upload step */
.paint-by-numbers-page #step1 {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 390px);
    gap: 24px 32px;
    padding: 24px;
    align-items: center;
}
.paint-by-numbers-page #step1 > .upload-controls,
.paint-by-numbers-page #step1 > .preview-column {
    min-width: 0;
}
.paint-by-numbers-page #step1 > .upload-controls {
    display: grid;
    gap: 16px;
}
.paint-by-numbers-page #step1 .step-heading {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.paint-by-numbers-page #step1 .step-number {
    display: grid;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    place-items: center;
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
}
.paint-by-numbers-page #step1 h1 {
    margin: 2px 0 4px;
    font-size: 25px;
    line-height: 1.2;
}
.paint-by-numbers-page #step1 .section-subtitle {
    margin: 0;
    font-size: 14px;
    line-height: 1.45;
}
.paint-by-numbers-page #step1 #button {
    justify-content: flex-start;
    width: 100%;
    min-height: 48px;
    padding: 0 16px;
    color: var(--text-dark, #2d3136);
    background: #fff;
    border-color: var(--border, #d7e0e5);
}
.paint-by-numbers-page #step1 #button::before {
    content: "↑";
    display: grid;
    width: 26px;
    height: 26px;
    place-items: center;
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-radius: 5px;
    font-size: 18px;
    line-height: 1;
}
.paint-by-numbers-page #step1 #button:hover {
    color: var(--text-dark, #2d3136);
    background: #f8fafb;
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #step1 .shape-picker {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}
.paint-by-numbers-page #step1 .shape-picker legend {
    padding: 0;
    margin-bottom: 8px;
    color: var(--text-dark, #2d3136);
    font-size: 13px;
    font-weight: 700;
}
.paint-by-numbers-page #step1 .radio-img-container {
    display: flex;
    justify-content: flex-start;
    min-height: 0;
    margin: 0;
    gap: 8px;
}
.paint-by-numbers-page #step1 .shape-option {
    min-height: 40px;
    padding: 0 12px;
    color: var(--text-mid, #4f5b65);
    background: #fff;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 7px;
    font-size: 14px;
    font-weight: 500;
}
.paint-by-numbers-page #step1 .shape-option:hover {
    color: var(--accent-dark, #3f6274);
    background: #f8fafb;
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #step1 .shape-option.selected {
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #step1 .shape-icon {
    display: block;
    width: 15px;
    height: 15px;
    border: 2px solid currentColor;
    box-sizing: border-box;
}
.paint-by-numbers-page #step1 .shape-icon-square { border-radius: 2px; }
.paint-by-numbers-page #step1 .shape-icon-paper { height: 18px; border-radius: 2px; }
.paint-by-numbers-page #step1 .image-adjustments {
    display: grid;
    gap: 5px;
}
.paint-by-numbers-page #step1 .image-adjustments label {
    display: flex;
    justify-content: space-between;
    margin: 0;
    color: var(--text-mid, #4f5b65);
    font-size: 13px;
    font-weight: 600;
}
.paint-by-numbers-page #step1 .image-adjustments label:not(:first-child) { margin-top: 6px; }
.paint-by-numbers-page #step1 .image-adjustments output {
    color: var(--accent-dark, #3f6274);
}
.paint-by-numbers-page #step1 #scaleSlider,
.paint-by-numbers-page #step1 #rotateSlider {
    width: 100%;
    height: 18px;
    margin: 0;
}
.paint-by-numbers-page #step1 .btn_dwnld {
    justify-self: start;
    min-width: 190px;
}
.paint-by-numbers-page #step1 > .preview-column {
    display: grid;
    place-items: center;
}
.paint-by-numbers-page #step1 .imageContainerScal {
    position: relative;
    width: min(100%, 360px);
    max-width: 360px;
    aspect-ratio: 1;
    max-height: none;
    margin: 0;
    overflow: hidden;
    background: #fafcfd;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 7px;
}
.paint-by-numbers-page #step1 .imageContainerScal[data-value="2"] {
    aspect-ratio: 1 / 1.414;
}
.paint-by-numbers-page #step1 #imageContainer {
    z-index: 1;
    width: 100%;
    height: 100%;
    transform: none;
}
.paint-by-numbers-page #step1 .preview-placeholder {
    position: absolute;
    z-index: 0;
    inset: 12%;
    display: grid;
    place-items: center;
    padding: 16px;
    color: var(--sa-muted, #7c8791);
    border: 1px dashed #cedbe1;
    border-radius: inherit;
    font-size: 14px;
    text-align: center;
    pointer-events: none;
}
.paint-by-numbers-page #step1 .imageContainerScal:has(#imageContainer img) .preview-placeholder { display: none; }
@media (max-width: 700px) {
    .paint-by-numbers-page #step1 {
        grid-template-columns: 1fr;
        gap: 22px;
        padding: 20px;
    }
    .paint-by-numbers-page #step1 > .preview-column { grid-row: 1; }
    .paint-by-numbers-page #step1 > .upload-controls { grid-row: 2; }
    .paint-by-numbers-page #step1 .imageContainerScal { width: min(100%, 330px); }
}
@media (max-width: 420px) {
    .paint-by-numbers-page #step1 { padding: 16px; }
    .paint-by-numbers-page #step1 h1 { font-size: 22px; }
    .paint-by-numbers-page #step1 .step-number { flex-basis: 38px; width: 38px; height: 38px; }
    .paint-by-numbers-page #step1 .shape-option { flex: 1; padding: 0 8px; font-size: 13px; }
    .paint-by-numbers-page #step1 .btn_dwnld { width: 100%; }
}

/* Compact settings form */
.paint-by-numbers-page #imageContainerSettings {
    margin: 0;
    overflow: visible;
}
.paint-by-numbers-page #options-pane.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    width: 100%;
}
.paint-by-numbers-page #options-pane .settings-section {
    display: grid;
    gap: 14px;
    min-width: 0;
    padding: 18px;
    background: #fbfcfd;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 8px;
}
.paint-by-numbers-page #options-pane .settings-colors,
.paint-by-numbers-page #options-pane .settings-detail {
    grid-column: 1 / -1;
}
.paint-by-numbers-page #options-pane .settings-section-heading h2 {
    margin: 0;
    color: var(--text-dark, #2d3136);
    font-size: 16px;
    line-height: 1.3;
}
.paint-by-numbers-page #options-pane .settings-section-heading p {
    margin: 3px 0 0;
    color: var(--sa-muted, #7c8791);
    font-size: 13px;
    line-height: 1.4;
}
.paint-by-numbers-page #options-pane .settings-fields {
    display: grid;
    gap: 12px;
}
.paint-by-numbers-page #options-pane .settings-fields-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}
.paint-by-numbers-page #options-pane .settings-field {
    display: grid;
    gap: 6px;
    min-width: 0;
    margin: 0;
    color: var(--text-mid, #4f5b65);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
}
.paint-by-numbers-page #options-pane .settings-field > span { min-height: 18px; }
.paint-by-numbers-page #options-pane .settings-field input[type="number"],
.paint-by-numbers-page #options-pane .settings-field textarea {
    width: 100%;
    min-height: 40px;
    margin: 0;
    padding: 8px 10px;
    color: var(--text-dark, #2d3136);
    background: #fff;
    border: 1px solid #cfdbe0;
    border-radius: 6px;
    box-sizing: border-box;
    box-shadow: none;
    font: inherit;
    font-size: 14px;
}
.paint-by-numbers-page #options-pane .settings-field input[type="number"] { text-align: center; }
.paint-by-numbers-page #options-pane .settings-field textarea {
    min-height: 88px;
    resize: vertical;
    line-height: 1.45;
}
.paint-by-numbers-page #options-pane .settings-field :is(input, textarea):focus {
    border-color: var(--accent, #54798c);
    box-shadow: 0 0 0 3px rgba(84, 121, 140, .14);
}
.paint-by-numbers-page #options-pane .settings-choice-group {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}
.paint-by-numbers-page #options-pane .settings-choice-group legend {
    margin-bottom: 7px;
    padding: 0;
    color: var(--text-mid, #4f5b65);
    font-size: 13px;
    font-weight: 600;
}
.paint-by-numbers-page #options-pane .settings-choice-list {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}
.paint-by-numbers-page #options-pane .settings-choice {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 38px;
    margin: 0;
    padding: 0 11px;
    color: var(--text-mid, #4f5b65);
    background: #fff;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
}
.paint-by-numbers-page #options-pane .settings-choice:has(input:checked) {
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #options-pane .settings-choice input {
    width: 15px;
    height: 15px;
    margin: 0;
    accent-color: var(--accent-dark, #3f6274);
}
.paint-by-numbers-page #options-pane .settings-detail-bottom {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(150px, .3fr);
    gap: 12px;
    align-items: end;
}
@media (max-width: 700px) {
    .paint-by-numbers-page #options-pane.settings-grid { grid-template-columns: 1fr; }
    .paint-by-numbers-page #options-pane .settings-palette { grid-column: 1 / -1; }
    .paint-by-numbers-page #options-pane .settings-fields-three { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .paint-by-numbers-page #options-pane .settings-section { padding: 14px; }
    .paint-by-numbers-page #options-pane .settings-detail-bottom { grid-template-columns: 1fr; }
    .paint-by-numbers-page #options-pane .settings-choice { flex: 1; }
}

/* Denser settings layout and help dialog */
.paint-by-numbers-page #options-pane.settings-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
    grid-template-areas:
        "colors palette"
        "detail palette";
    align-items: start;
    gap: 12px;
}
.paint-by-numbers-page #options-pane .settings-colors { grid-area: colors; }
.paint-by-numbers-page #options-pane .settings-palette {
    grid-area: palette;
    align-self: stretch;
    grid-template-rows: auto auto minmax(0, 1fr);
}
.paint-by-numbers-page #options-pane .settings-palette .settings-textarea {
    height: 100%;
}
.paint-by-numbers-page #options-pane .settings-palette textarea {
    height: 100%;
    min-height: 72px;
}
.paint-by-numbers-page #options-pane .settings-detail { grid-area: detail; }
.paint-by-numbers-page #options-pane .settings-section {
    gap: 11px;
    padding: 15px 16px;
}
.paint-by-numbers-page #options-pane .settings-section-heading h2 { font-size: 15px; }
.paint-by-numbers-page #options-pane .settings-section-heading p { font-size: 12px; }
.paint-by-numbers-page #options-pane .settings-fields { gap: 10px; }
.paint-by-numbers-page #options-pane .settings-field { gap: 4px; font-size: 12px; }
.paint-by-numbers-page #options-pane .settings-field > span { min-height: auto; }
.paint-by-numbers-page #options-pane .settings-field input[type="number"] {
    min-height: 36px;
    padding: 6px 9px;
}
.paint-by-numbers-page #options-pane .settings-field textarea {
    min-height: 72px;
    padding: 8px 9px;
}
.paint-by-numbers-page #options-pane .settings-choice-group legend { margin-bottom: 5px; font-size: 12px; }
.paint-by-numbers-page #options-pane .settings-choice-list { gap: 6px; }
.paint-by-numbers-page #options-pane .settings-choice { min-height: 34px; padding: 0 9px; font-size: 12px; }
.paint-by-numbers-page .info-content {
    position: fixed;
    inset: 50% auto auto 50%;
    display: none;
    width: min(680px, calc(100% - 32px));
    max-height: min(620px, calc(100vh - 48px));
    padding: 20px;
    overflow: auto;
    transform: translate(-50%, -50%);
    background: #fff;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 8px;
    box-shadow: 0 24px 60px rgba(31, 45, 61, .22);
    z-index: 100;
}
.paint-by-numbers-page .info-content.active { display: block; }
.paint-by-numbers-page .settings-help-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border, #d7e0e5);
}
.paint-by-numbers-page .settings-help-head span {
    color: var(--accent-dark, #3f6274);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}
.paint-by-numbers-page .settings-help-head h2 { margin: 3px 0 0; font-size: 20px; color: var(--text-dark, #2d3136); }
.paint-by-numbers-page .settings-help-close {
    flex: 0 0 32px;
    width: 32px;
    min-height: 32px;
    height: 32px;
    padding: 0;
    color: var(--text-mid, #4f5b65);
    background: #fff;
    border-color: var(--border, #d7e0e5);
    border-radius: 50%;
    font-size: 21px;
    line-height: 1;
}
.paint-by-numbers-page .settings-help-close:hover { color: #fff; background: var(--accent, #54798c); }
.paint-by-numbers-page .settings-help-grid { display: grid; gap: 16px; padding-top: 16px; }
.paint-by-numbers-page .settings-help-grid section { padding: 0; }
.paint-by-numbers-page .settings-help-grid h3 { margin: 0 0 8px; color: var(--text-dark, #2d3136); font-size: 14px; }
.paint-by-numbers-page .settings-help-grid dl { display: grid; grid-template-columns: minmax(150px, .8fr) minmax(0, 1.8fr); gap: 7px 16px; margin: 0; }
.paint-by-numbers-page .settings-help-grid dt { color: var(--text-mid, #4f5b65); font-size: 13px; font-weight: 700; }
.paint-by-numbers-page .settings-help-grid dd { margin: 0; color: var(--sa-muted, #7c8791); font-size: 13px; line-height: 1.45; }
.paint-by-numbers-page .settings-help-grid code { padding: 1px 4px; background: #eef3f5; border-radius: 3px; }
@media (max-width: 700px) {
    .paint-by-numbers-page #options-pane.settings-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "colors"
            "palette"
            "detail";
    }
}
@media (max-width: 520px) {
    .paint-by-numbers-page .info-content { width: calc(100% - 20px); padding: 16px; }
    .paint-by-numbers-page .settings-help-head h2 { font-size: 18px; }
    .paint-by-numbers-page .settings-help-grid dl { grid-template-columns: 1fr; gap: 3px; }
    .paint-by-numbers-page .settings-help-grid dd { margin-bottom: 9px; }
}

/* Result workspace */
.paint-by-numbers-page #imageContainerResult { margin-top: 0; }
.paint-by-numbers-page #output-pane {
    display: grid;
    grid-template-columns: minmax(270px, 330px) minmax(0, 1fr);
    grid-template-areas:
        "controls preview"
        "palette preview"
        "downloads downloads";
    align-items: start;
    gap: 12px;
    width: 100%;
    margin: 0;
    padding: 0;
}
.paint-by-numbers-page #output-pane > .result-panel {
    min-width: 0;
    margin: 0;
    padding: 14px;
    background: #fbfcfd;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 7px;
    box-shadow: none;
}
.paint-by-numbers-page #output-pane > .result-panel:nth-child(1) { grid-area: controls; }
.paint-by-numbers-page #output-pane > .result-panel:nth-child(2) { grid-area: palette; }
.paint-by-numbers-page #output-pane > .result-panel:nth-child(3) { grid-area: preview; }
.paint-by-numbers-page #output-pane > .result-panel:nth-child(4) { grid-area: downloads; }
.paint-by-numbers-page #output-pane .result-panel-title {
    margin: 0 0 10px;
    color: var(--text-dark, #2d3136);
    font-size: 14px;
    font-weight: 700;
}
.paint-by-numbers-page #output-pane .result-controls {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
}
.paint-by-numbers-page #output-pane .result-check {
    min-height: 34px;
    padding: 7px 9px;
    gap: 8px;
    color: var(--text-mid, #4f5b65);
    background: #fff;
    border: 1px solid var(--border, #d7e0e5);
    border-radius: 5px;
    font-size: 12px;
}
.paint-by-numbers-page #output-pane .result-check:has(input:checked) {
    color: var(--accent-dark, #3f6274);
    background: var(--accent-light, #dce8ee);
    border-color: var(--accent, #54798c);
}
.paint-by-numbers-page #output-pane .result-check input { accent-color: var(--accent-dark, #3f6274); }
.paint-by-numbers-page #output-pane .result-fields {
    grid-template-columns: 1fr 1fr;
    gap: 9px;
    margin-top: 10px;
}
.paint-by-numbers-page #output-pane .result-field { gap: 4px; }
.paint-by-numbers-page #output-pane .result-field label {
    color: var(--text-mid, #4f5b65);
    font-size: 11px;
    font-weight: 700;
    line-height: 1.3;
}
.paint-by-numbers-page #output-pane .result-field input,
.paint-by-numbers-page #output-pane .result-field select {
    width: 100%;
    min-height: 34px;
    margin: 0;
    padding: 6px 8px;
    color: var(--text-dark, #2d3136);
    background: #fff;
    border: 1px solid #cfdbe0;
    border-radius: 5px;
    box-shadow: none;
    font: inherit;
    font-size: 12px;
}
.paint-by-numbers-page #output-pane #palette { gap: 6px; }
.paint-by-numbers-page #output-pane .palette .color {
    width: 30px;
    height: 30px;
    padding: 2px;
    border-radius: 4px;
    font-size: 10px;
}
.paint-by-numbers-page #output-pane #divrezult {
    height: min(580px, 62vh);
    padding: 12px;
    overflow: auto;
    background: #fff;
    border: 1px solid #cfdbe0;
    border-radius: 5px;
}
.paint-by-numbers-page #output-pane #svgContainer { min-width: max-content; }
.paint-by-numbers-page #output-pane .result-downloads {
    justify-content: flex-start;
    gap: 8px;
}
.paint-by-numbers-page #output-pane .result-downloads .btn {
    width: auto;
    min-width: 0;
    min-height: 36px;
    padding: 0 12px;
    color: #fff;
    background: var(--accent, #54798c);
    border: 1px solid var(--accent, #54798c);
    border-radius: 5px;
    box-shadow: none;
    font-size: 12px;
}
.paint-by-numbers-page #output-pane .result-downloads .btn:hover {
    background: var(--accent-dark, #3f6274);
    border-color: var(--accent-dark, #3f6274);
}
.paint-by-numbers-page #log-pane { width: 100%; margin: 12px 0 0; padding: 0; }
.paint-by-numbers-page #log-pane .result-panel { margin: 0; padding: 14px; border-radius: 7px; box-shadow: none; }
.paint-by-numbers-page #log { max-height: 180px; padding: 10px; border-radius: 5px; font-size: 12px; }
@media (max-width: 760px) {
    .paint-by-numbers-page #output-pane {
        grid-template-columns: 1fr;
        grid-template-areas: "controls" "preview" "palette" "downloads";
    }
    .paint-by-numbers-page #output-pane #divrezult { height: 420px; }
}
@media (max-width: 440px) {
    .paint-by-numbers-page #output-pane .result-fields { grid-template-columns: 1fr; }
    .paint-by-numbers-page #output-pane .result-downloads { display: grid; grid-template-columns: 1fr; }
    .paint-by-numbers-page #output-pane .result-downloads .btn { width: 100%; }
}
.paint-by-numbers-page #options-pane .settings-textarea textarea {
    min-height: 180px; /* поставьте нужную высоту: например 200–280px */
    height: 180px;
    resize: vertical; /* пользователь при желании сможет растянуть поле */
}