@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600&display=swap");

:root {
	--brand: #17A4E2;
	--brand-hover: #1593CB;
	--background: #333;
	--background-dark: #2B2B2B;
	--background-darker: #242424;
	--background-light: #3B3B3B;
	--background-lighter: #444;
	--text: #BFBFBF;
	--text-light: #999;
	--text-dark: #777;
	--text-bright: #E2E2E2;
	--border: #555;
	--border-light: #666;
	--error: #E35D5B;
	--sidebar-width: 12.5rem;
}

* {
	box-sizing: border-box;
}

html {
	min-height: 100%;
	font-size: 16px;
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

body {
	margin: 0;
	min-height: 100vh;
	background: var(--background);
	color: var(--text);
	font-family: "Montserrat", Arial, sans-serif;
	font-weight: 400;
}

body ::selection {
	color: #FFF;
	background: var(--brand);
}

button,
input,
select,
textarea {
	font: inherit;
}

a {
	color: inherit;
	text-decoration: none;
}

/* Sidebar */

.tool-sidebar {
	position: fixed;
	z-index: 1000;
	top: 0;
	left: 0;
	bottom: 0;
	width: var(--sidebar-width);
	min-height: 100vh;
	background: var(--background-dark);
	user-select: none;
}

.tool-sidebar-inner {
	display: flex;
	flex-direction: column;
	width: 100%;
	height: 100%;
	min-height: 100vh;
}

.tool-brand {
	display: block;
	flex-shrink: 0;
	padding: 1.5rem 1.5rem 1.25rem;
	transition: opacity 0.2s;
}

.tool-brand:hover {
	opacity: 0.8;
}

.tool-brand img {
	display: block;
	width: 100%;
	height: auto;
}

.tool-navigation {
	flex: 1;
	min-height: 0;
	overflow-y: auto;
	scrollbar-width: thin;
	scrollbar-color: #555 transparent;
}

.tool-navigation::-webkit-scrollbar {
	width: 5px;
}

.tool-navigation::-webkit-scrollbar-track {
	background: transparent;
}

.tool-navigation::-webkit-scrollbar-thumb {
	background: #555;
}

.tool-navigation-list {
	padding: 0.5rem 0 1rem;
}

.tool-navigation-home {
	display: block;
	margin-bottom: 1.5rem;
	padding: 0.65rem 0.8rem;
	color: #B3B3B3;
	font-size: 0.65rem;
	font-weight: 500;
	letter-spacing: 0.08rem;
	text-align: center;
	text-transform: uppercase;
	transition: color 0.15s, background 0.15s;
}

.tool-navigation-home:hover {
	color: var(--brand);
	background: rgba(255, 255, 255, 0.025);
}

.tool-navigation-loading,
.tool-navigation-error {
	padding: 1rem;
	color: #777;
	font-size: 0.6rem;
	font-weight: 500;
	letter-spacing: 0.08rem;
	text-align: center;
	text-transform: uppercase;
}

.tool-navigation-group {
	margin-bottom: 1.5rem;
}

.tool-navigation-group:last-child {
	margin-bottom: 0;
}

.tool-navigation-group-title {
	margin: 0 0 0.35rem;
	padding: 0 1rem;
	color: #666;
	font-size: 0.55rem;
	font-weight: 600;
	letter-spacing: 0.12rem;
	text-align: center;
	text-transform: uppercase;
}

.tool-navigation-item {
	display: block;
	padding: 0.55rem 0.8rem;
	color: #999;
	font-size: 0.62rem;
	font-weight: 500;
	letter-spacing: 0.05rem;
	line-height: 1.4;
	text-align: center;
	text-transform: uppercase;
	transition: color 0.15s, background 0.15s;
}

.tool-navigation-item:hover {
	color: #F2F2F2;
	background: rgba(255, 255, 255, 0.025);
}

.tool-navigation-item.active {
	color: var(--brand);
}

.menue-footer {
	flex-shrink: 0;
	width: 100%;
	padding: 1.5rem 1rem 2rem;
}

.menue-footer ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.menue-footer ul li {
	padding: 0;
	font-size: 0.68rem;
	font-weight: 400;
	letter-spacing: 0.05rem;
	text-align: center;
	text-transform: uppercase;
}

.menue-footer ul li a {
	display: block;
	color: #B3B3B3;
	text-decoration: none;
	transition: color 0.15s;
}

.menue-footer ul li a:hover {
	color: var(--brand);
}

.menue-footer .menue-copyright {
	margin-top: 1rem;
	color: #8C8C8C;
	font-size: 0.68rem;
	font-weight: 400;
	text-align: center;
	text-transform: uppercase;
	white-space: nowrap;
}


/* Desktop tools shell */

.all-tools-shell {
	min-width: 1200px;
	overflow: hidden;
}

.all-tools-shell .tool-sidebar {
	z-index: 10;
}

.tool-content-pane {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: var(--sidebar-width);
	background: var(--background);
}

.tool-frame {
	display: block;
	width: 100%;
	height: 100%;
	border: 0;
	background: var(--background);
}

/* Tool document layout */

.page {
	width: auto;
	min-width: 960px;
	min-height: 100vh;
	margin: 0;
	padding: 3rem 4rem;
	background: var(--background);
}

.page-inner {
	width: 100%;
	max-width: 1500px;
	margin: 0 auto;
}

/* Heading */

.header {
	margin-bottom: 2.5rem;
}

.header h3 {
	margin: 0 0 0.35rem;
	color: var(--text);
	font-size: 1rem;
	font-weight: 600;
	letter-spacing: 0.2rem;
	text-transform: uppercase;
}

.header h1 {
	margin: 0;
	color: var(--brand);
	font-size: 2.4rem;
	font-weight: 500;
	letter-spacing: 0.2rem;
	text-transform: uppercase;
}

.header-line {
	width: 100%;
	max-width: 46rem;
	height: 2px;
	margin-top: 0.75rem;
	background: var(--brand);
}

.section-header {
	margin-bottom: 1.5rem;
}

.section-header h3 {
	margin: 0 0 0.35rem;
	color: var(--text);
	font-size: 0.75rem;
	font-weight: 600;
	letter-spacing: 0.12rem;
	text-transform: uppercase;
}

.section-header h2 {
	margin: 0;
	color: var(--brand);
	font-size: 1.2rem;
	font-weight: 500;
	letter-spacing: 0.18rem;
	text-transform: uppercase;
}

/* Settings */

.settings {
	display: grid;
	width: 100%;
	grid-template-columns: repeat(auto-fit, minmax(150px, 220px));
	justify-content: start;
	gap: 1.25rem 1.5rem;
	padding: 1.5rem 2rem;
	background: var(--background-dark);
	box-shadow: 0 1.5rem 3rem -2rem rgba(0, 0, 0, 0.7);
	text-align: left;
}

.settings .setting-wide {
	grid-column: span 2;
}

.setting {
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	min-width: 0;
}

.setting > label {
	margin-bottom: 0.4rem;
	color: var(--text);
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.1rem;
	text-transform: uppercase;
}

.text-input,
.select-input {
	width: 100%;
	height: 2.5rem;
	padding: 0.4rem 0.1rem;
	border: none;
	border-bottom: 2px solid var(--border);
	border-radius: 0;
	outline: none;
	background: transparent;
	color: var(--text-bright);
	transition: border-color 0.2s, color 0.2s;
}

.text-input:hover,
.select-input:hover {
	border-color: var(--border-light);
}

.text-input:focus,
.select-input:focus {
	border-color: var(--brand);
	color: #FFF;
}

.select-input {
	cursor: pointer;
}

.select-input option {
	background: var(--background-dark);
	color: var(--text-bright);
}

.checkbox-setting {
	display: flex;
	height: 2.5rem;
	align-items: center;
}

.checkbox-setting label {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	margin: 0;
	color: var(--text);
	font-size: 0.75rem;
	cursor: pointer;
}

.checkbox-setting input {
	width: 1rem;
	height: 1rem;
	margin: 0;
	accent-color: var(--brand);
}

/* Quality slider */

.quality-wrapper {
	display: flex;
	height: 2.5rem;
	align-items: center;
	gap: 0.8rem;
}

.quality-wrapper input[type="range"] {
	width: auto;
	min-width: 0;
	flex: 1;
}

.quality-wrapper.disabled {
	opacity: 0.35;
}

.quality-wrapper span {
	min-width: 2.7rem;
	color: var(--text);
	font-size: 0.75rem;
	font-weight: 600;
	text-align: right;
}

input[type="range"] {
	--quality-progress: 85%;
	width: 100%;
	height: 18px;
	margin: 0;
	padding: 0;
	border: 0;
	outline: 0;
	background: transparent;
	cursor: pointer;
	-webkit-appearance: none;
	appearance: none;
}

input[type="range"]:focus {
	outline: none;
}

input[type="range"]::-webkit-slider-runnable-track {
	width: 100%;
	height: 4px;
	border: 0;
	border-radius: 0;
	background: linear-gradient(to right, var(--brand) 0%, var(--brand) var(--quality-progress), var(--background-lighter) var(--quality-progress), var(--background-lighter) 100%);
}

input[type="range"]::-webkit-slider-thumb {
	width: 16px;
	height: 16px;
	margin-top: -6px;
	border: 0;
	border-radius: 50%;
	background: var(--brand);
	cursor: pointer;
	-webkit-appearance: none;
	appearance: none;
}

input[type="range"]::-moz-range-track {
	width: 100%;
	height: 4px;
	border: 0;
	border-radius: 0;
	background: var(--background-lighter);
}

input[type="range"]::-moz-range-progress {
	height: 4px;
	border: 0;
	background: var(--brand);
}

input[type="range"]::-moz-range-thumb {
	width: 16px;
	height: 16px;
	border: 0;
	border-radius: 50%;
	background: var(--brand);
	cursor: pointer;
}

/* Drop zone */

.drop-zone {
	display: flex;
	min-height: 300px;
	margin-top: 1.5rem;
	align-items: center;
	justify-content: center;
	border: 2px dashed var(--border);
	background: var(--background-dark);
	cursor: pointer;
	user-select: none;
	transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.drop-zone:hover,
.drop-zone.dragging {
	border-color: var(--brand);
	background: #30383C;
}

.drop-zone.dragging {
	box-shadow: inset 0 0 0 1px var(--brand);
}

.drop-content {
	padding: 3rem;
	text-align: center;
}

.drop-icon {
	width: 3.5rem;
	height: 3.5rem;
	margin: 0 auto 1.2rem;
	color: var(--brand);
}

.drop-icon svg {
	width: 100%;
	height: 100%;
	stroke: currentColor;
	fill: none;
	stroke-width: 1.3;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.drop-title {
	color: var(--text-bright);
	font-size: 1.15rem;
	font-weight: 500;
	letter-spacing: 0.15rem;
	text-transform: uppercase;
}

.drop-subtitle {
	margin-top: 0.6rem;
	color: var(--text-light);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.1rem;
	text-transform: uppercase;
}

.drop-note {
	margin-top: 1.5rem;
	color: var(--text-dark);
	font-size: 0.65rem;
	font-weight: 500;
	letter-spacing: 0.05rem;
	text-transform: uppercase;
}

.privacy {
	margin-top: 1rem;
	color: var(--text-dark);
	font-size: 0.65rem;
	font-weight: 500;
	letter-spacing: 0.08rem;
	text-align: center;
	text-transform: uppercase;
}

.privacy strong {
	color: var(--brand);
}

/* Toolbar */

.toolbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin: 1.5rem 0;
}

.stats {
	color: var(--text-light);
	font-size: 0.7rem;
	font-weight: 500;
	letter-spacing: 0.07rem;
	text-transform: uppercase;
}

.stats strong {
	color: var(--text-bright);
	font-weight: 600;
}

.toolbar-actions {
	display: flex;
	gap: 0.75rem;
}

.button {
	padding: 0.65rem 1.5rem;
	border: 2px solid var(--border);
	border-radius: 0;
	background: transparent;
	color: var(--text);
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.12rem;
	text-align: center;
	text-transform: uppercase;
	cursor: pointer;
	transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.button:hover:not(:disabled) {
	border-color: var(--brand);
	background: var(--brand);
	color: #FFF;
}

.button.primary {
	border-color: var(--brand);
	color: var(--brand);
}

.button.primary:hover:not(:disabled) {
	background: var(--brand);
	color: #FFF;
}

.button:disabled {
	opacity: 0.3;
	cursor: default;
}

/* Image cards */

.images {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
	gap: 1.5rem;
}

.image-card {
	overflow: hidden;
	border: 1px solid #414141;
	background: var(--background-dark);
	box-shadow: 0 1rem 2rem -1.5rem rgba(0, 0, 0, 0.8);
	transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.image-card:hover {
	transform: translateY(-2px);
	border-color: var(--border);
	box-shadow: 0 1.5rem 3rem -2rem rgba(0, 0, 0, 0.9);
}

.browser-nav {
	position: relative;
	height: 22px;
	border-bottom: 1px solid #414141;
	background: #303030;
}

.browser-nav::before {
	content: "•••";
	display: block;
	padding-left: 10px;
	color: var(--border);
	font-size: 20px;
	line-height: 16px;
	letter-spacing: 0.15rem;
}

.preview-wrapper {
	position: relative;
	height: 230px;
	overflow: hidden;
	background: var(--background-darker);
}

.preview {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.preview-badge {
	position: absolute;
	right: 0.75rem;
	bottom: 0.75rem;
	padding: 0.35rem 0.55rem;
	background: rgba(23, 164, 226, 0.9);
	color: #FFF;
	font-size: 0.58rem;
	font-weight: 600;
	letter-spacing: 0.08rem;
	text-transform: uppercase;
}

.info {
	padding: 1.3rem;
}

.filename {
	overflow: hidden;
	margin-bottom: 0.3rem;
	color: var(--text-bright);
	font-size: 0.9rem;
	font-weight: 500;
	letter-spacing: 0.04rem;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.filetype {
	margin-bottom: 1.1rem;
	color: var(--brand);
	font-size: 0.63rem;
	font-weight: 600;
	letter-spacing: 0.1rem;
	text-transform: uppercase;
}

.details {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 0.4rem 1rem;
	color: var(--text-light);
	font-size: 0.73rem;
	line-height: 1.4;
}

.details strong {
	color: var(--text);
	font-weight: 500;
	text-align: right;
}

.saving-positive {
	color: var(--brand) !important;
	font-weight: 600 !important;
}

.saving-negative {
	color: var(--error) !important;
	font-weight: 600 !important;
}

.card-actions {
	display: flex;
	gap: 0.5rem;
	margin-top: 1.25rem;
}

.card-actions .button {
	flex: 1;
	padding-left: 0.5rem;
	padding-right: 0.5rem;
}

.error {
	padding: 1rem 0;
	color: var(--error);
	font-size: 0.8rem;
}

.hidden {
	display: none !important;
}



/* Simple Math */

.simple-math-tool .math-status {
	margin-top: 1.5rem;
	padding: 0.85rem 1rem;
	border: 1px solid #414141;
	background: var(--background-dark);
	color: var(--text-light);
	font-size: 0.7rem;
	font-weight: 500;
	letter-spacing: 0.07rem;
	text-transform: uppercase;
}

.simple-math-tool .math-status strong {
	color: var(--text-bright);
	font-weight: 600;
}

.simple-math-tool .math-status-separator {
	margin: 0 0.8rem;
	color: var(--brand);
}

/* Random Generator */


.random-generator-tool .random-options {
	display: flex;
	min-height: 2.5rem;
	flex-wrap: wrap;
	align-items: center;
	justify-content: flex-start;
	gap: 0.75rem 1.25rem;
}

.random-generator-tool .random-options label {
	display: flex;
	align-items: center;
	gap: 0.45rem;
	color: var(--text);
	font-size: 0.75rem;
	cursor: pointer;
}

.random-generator-tool .random-options input {
	width: 1rem;
	height: 1rem;
	margin: 0;
	accent-color: var(--brand);
}

.random-generator-tool .random-actions {
	display: flex;
	align-items: flex-end;
	justify-content: flex-start;
}

.random-generator-tool .random-actions .button {
	min-width: 12rem;
}


/* Legacy converter tools */

.legacy-converter-tool .page {
	height: 100vh;
	min-height: 0;
}

.legacy-converter-tool .page-inner {
	display: flex;
	height: 100%;
	min-height: 0;
	flex-direction: column;
}

.legacy-converter-tool .header {
	flex-shrink: 0;
}

.legacy-converter-tool section {
	display: flex;
	min-height: 0;
	flex: 1;
	flex-direction: column;
}

.legacy-converter-tool .legacy-control-bar {
	display: flex;
	width: 100%;
	padding: 1.5rem 2rem;
	align-items: flex-end;
	justify-content: flex-start;
	gap: 1.5rem;
	background: var(--background-dark);
	box-shadow: 0 1.5rem 3rem -2rem rgba(0, 0, 0, 0.7);
}

.legacy-converter-tool .legacy-setting {
	display: flex;
	width: 300px;
	max-width: 100%;
	flex-direction: column;
}

.legacy-converter-tool .legacy-setting > label,
.legacy-converter-tool .legacy-column > label {
	margin-bottom: 0.55rem;
	color: var(--text);
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.1rem;
	text-transform: uppercase;
}

.legacy-converter-tool .legacy-input {
	width: 100%;
	height: 2.5rem;
	padding: 0.4rem 0.1rem;
	border: none;
	border-bottom: 2px solid var(--border);
	border-radius: 0;
	outline: none;
	background: transparent;
	color: var(--text-bright);
	transition: border-color 0.2s, color 0.2s;
}

.legacy-converter-tool .legacy-input:hover {
	border-color: var(--border-light);
}

.legacy-converter-tool .legacy-input:focus {
	border-color: var(--brand);
	color: #FFF;
}

.legacy-converter-tool .legacy-notice, .notice{
	margin-bottom: 1.5rem;
	padding: 0.85rem 1rem;
	border: 1px solid #414141;
	background: var(--background-dark);
	color: var(--text-light);
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.05rem;
	line-height: 1.6;
	text-align: center;
	text-transform: uppercase;
}

.legacy-notice.warning, .notice.warning {
	border-color: rgba(23, 164, 226, 0.45);
	background: rgba(23, 164, 226, 0.06);
	color: var(--brand);
}

.legacy-notice.error, .notice.error {
	border-color: rgba(227, 93, 91, 0.45);
	background: rgba(227, 93, 91, 0.06);
	color: var(--error);
}

.legacy-converter-tool .legacy-actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: flex-start;
	gap: 0.75rem;
}

.legacy-converter-tool .legacy-actions .button {
	min-width: 10rem;
}

.legacy-converter-tool .legacy-workspace {
	display: grid;
	min-height: 0;
	flex: 1;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1.5rem;
	margin-top: 1.5rem;
}

.legacy-converter-tool .legacy-workspace.single-column {
	grid-template-columns: minmax(0, 1fr);
}

.legacy-converter-tool .legacy-column {
	display: flex;
	min-width: 0;
	min-height: 0;
	flex-direction: column;
}

.legacy-converter-tool .legacy-textarea {
	display: block;
	width: 100%;
	height: 100%;
	min-height: min(500px, 100%);
	max-height: 100%;
	flex: 1;
	padding: 1.25rem;
	resize: vertical;
	border: 1px solid #414141;
	border-radius: 0;
	outline: none;
	background: var(--background-dark);
	color: var(--text-bright);
	font: 0.85rem/1.55 Consolas, "Courier New", monospace;
	box-shadow: 0 1rem 2rem -1.5rem rgba(0, 0, 0, 0.8);
	transition: border-color 0.2s, box-shadow 0.2s;
}

.legacy-converter-tool .legacy-textarea:hover {
	border-color: var(--border);
}

.legacy-converter-tool .legacy-textarea:focus {
	border-color: var(--brand);
	box-shadow: 0 0 0 1px var(--brand), 0 1rem 2rem -1.5rem rgba(0, 0, 0, 0.8);
}

.legacy-converter-tool .legacy-textarea::placeholder {
	color: var(--text-dark);
}

.legacy-converter-tool .legacy-column:last-child .legacy-textarea,
.legacy-converter-tool .legacy-textarea:disabled,
.legacy-converter-tool .legacy-textarea:read-only {
	background: var(--background-darker);
}

.legacy-converter-tool .legacy-textarea:disabled {
	opacity: 1;
	-webkit-text-fill-color: var(--text-bright);
}