/* UCE Documentation — Theme
   Color palette: #139 deep-blue base · white text · yellow accents */

:root {
	--bg: #113399;
	--bg-surface: rgba(255, 255, 255, 0.065);
	--bg-surface-hover: rgba(255, 255, 255, 0.11);
	--bg-inset: rgba(0, 0, 0, 0.22);
	--bg-code: rgba(0, 0, 0, 0.28);
	--text: #e8ecf4;
	--text-dim: rgba(255, 255, 255, 0.55);
	--text-muted: rgba(255, 255, 255, 0.35);
	--accent: #ffd644;
	--accent-dim: rgba(255, 214, 68, 0.1);
	--accent-hover: #ffe680;
	--border: rgba(255, 255, 255, 0.08);
	--border-strong: rgba(255, 255, 255, 0.18);
	--font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
	--font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', Consolas, monospace;
	--radius: 8px;
	--radius-lg: 14px;
	--ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ── */

*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

* {
	font-family: inherit;
	font-size: inherit;
	color: inherit;
	line-height: inherit;
}

/* ── Base ── */

html {
	font-size: 15px;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

body {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px 64px;
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.65;
	background: var(--bg);
	color: var(--text);
}

/* ── Typography ── */

h1 {
	font-family: var(--font-mono);
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	padding: 28px 0 20px;
	border-bottom: 1px solid var(--border);
	margin-bottom: 28px;
}

h1 a {
	text-decoration: none;
	color: var(--text);
	transition: color 150ms var(--ease);
}

h1 a:hover {
	color: var(--accent);
}

h2 {
	font-family: var(--font-mono);
	font-size: 1.2rem;
	font-weight: 600;
	letter-spacing: -0.01em;
	margin-bottom: 16px;
	color: var(--text);
}

h3 {
	font-family: var(--font-mono);
	font-size: 0.82rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--text-dim);
	margin: 0 0 12px;
}

a {
	color: var(--accent);
	text-decoration: none;
	transition: color 150ms var(--ease);
}

a:hover {
	color: var(--accent-hover);
	text-decoration: underline;
	text-underline-offset: 2px;
}

/* ── Index Layout ── */

.index-layout {
	display: grid;
	grid-template-columns: 280px 1fr;
	gap: 32px;
	align-items: start;
}

@media (max-width: 800px) {
	.index-layout {
		grid-template-columns: 1fr;
	}
}

.sidebar {
	position: sticky;
	top: 20px;
}

.category {
	background: var(--bg-surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 14px 18px;
	margin-bottom: 10px;
	transition: border-color 150ms var(--ease);
}

.category:hover {
	border-color: var(--border-strong);
}

.category h3 {
	font-size: 0.75rem;
	margin-bottom: 8px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--border);
}

.category ul {
	list-style: none;
}

.category li {
	padding: 1px 0;
}

.category li a {
	font-family: var(--font-mono);
	font-size: 0.85rem;
	display: block;
	padding: 3px 8px;
	border-radius: 4px;
	transition: background 150ms var(--ease);
}

.category li a:hover {
	background: var(--accent-dim);
	text-decoration: none;
}

.content h2 {
	margin-bottom: 20px;
}

.func-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
	gap: 4px;
}

.func-item {
	font-family: var(--font-mono);
	font-size: 0.88rem;
}

.func-item a {
	display: block;
	padding: 7px 12px;
	border-radius: 6px;
	transition: background 150ms var(--ease);
}

.func-item a:hover {
	background: var(--bg-surface-hover);
	text-decoration: none;
}

.badge {
	font-size: 0.68rem;
	font-weight: 500;
	padding: 1px 7px;
	border-radius: 4px;
	margin-left: 6px;
	vertical-align: middle;
	background: rgba(255, 255, 255, 0.08);
	color: var(--text-dim);
}

.dim {
	opacity: 0.4;
}

/* ── Detail Page ── */

.doc-detail {
	max-width: 780px;
}

.doc-section {
	background: var(--bg-surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 20px 24px;
	margin-bottom: 16px;
}

.doc-section h3 {
	margin-bottom: 12px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--border);
}

.sig {
	font-family: var(--font-mono);
	font-size: 1.05rem;
	white-space: pre-wrap;
	line-height: 1.5;
	background: var(--bg-code);
	border-color: var(--border-strong);
}

.sig div {
	font-family: var(--font-mono);
}

.params div {
	padding: 8px 0;
	border-bottom: 1px solid var(--border);
}

.params div:last-child {
	border-bottom: none;
}

.params b {
	font-family: var(--font-mono);
	color: var(--accent);
	font-weight: 500;
}

.see {
	background: transparent;
	border: none;
	padding: 0;
}

.see a {
	font-family: var(--font-mono);
	font-size: 0.92rem;
}

.see .category {
	margin-top: 8px;
}

/* ── Forms ── */

form > div, label {
	display: block;
	padding: 6px 0;
}

input, textarea, select {
	background: var(--bg-inset);
	border: 1px solid var(--border-strong);
	border-radius: 6px;
	color: var(--text);
	transition: border-color 150ms var(--ease), background 150ms var(--ease);
}

input[type=text], textarea {
	padding: 10px 14px;
	width: 100%;
}

input[type=text]:hover, textarea:hover,
input[type=text]:focus, textarea:focus {
	border-color: var(--accent);
	outline: none;
	background: rgba(0, 0, 0, 0.28);
}

input[type=submit], button {
	padding: 10px 20px;
	font-weight: 600;
	cursor: pointer;
	background: var(--accent-dim);
	border: 1px solid rgba(255, 214, 68, 0.25);
	color: var(--accent);
	border-radius: 6px;
}

input[type=submit]:hover, button:hover {
	background: rgba(255, 214, 68, 0.2);
	border-color: var(--accent);
	color: var(--accent-hover);
}

textarea {
	min-height: 120px;
	resize: vertical;
}

/* ── Code ── */

pre {
	padding: 16px 20px;
	overflow: auto;
	background: var(--bg-code);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	font-family: var(--font-mono);
	font-size: 0.88rem;
	line-height: 1.55;
	white-space: pre-wrap;
}

code {
	font-family: var(--font-mono);
	font-size: 0.9em;
	padding: 2px 6px;
	background: var(--bg-inset);
	border-radius: 4px;
}

pre code {
	padding: 0;
	background: none;
}

/* ── Lists ── */

ul {
	list-style: none;
}

li {
	padding: 2px 0;
}

/* ── Details / Summary ── */

details {
	background: var(--bg-surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	margin-bottom: 16px;
}

summary {
	padding: 14px 20px;
	cursor: pointer;
	font-weight: 600;
	user-select: none;
	transition: color 150ms var(--ease);
}

summary:hover {
	color: var(--accent);
}

details[open] summary {
	border-bottom: 1px solid var(--border);
}

details pre {
	border: none;
	border-radius: 0 0 var(--radius) var(--radius);
	margin: 0;
}

/* ── Search ── */

.search-bar {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 24px;
}

#doc-search {
	flex: 1;
	max-width: 480px;
	padding: 11px 16px 11px 42px;
	background: var(--bg-inset) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.35)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E") no-repeat 14px center;
	border: 1px solid var(--border-strong);
	border-radius: 8px;
	color: var(--text);
	font-family: var(--font-sans);
	font-size: 0.95rem;
	transition: border-color 150ms var(--ease), box-shadow 150ms var(--ease);
}

#doc-search::placeholder {
	color: var(--text-muted);
}

#doc-search:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px rgba(255, 214, 68, 0.12);
}

.search-count {
	font-size: 0.82rem;
	color: var(--text-muted);
	white-space: nowrap;
}

#search-results {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
	gap: 4px;
}

#search-results .no-results {
	grid-column: 1 / -1;
	color: var(--text-dim);
	padding: 12px 0;
}

.search-hit {
	display: flex;
	flex-direction: column;
	gap: 3px;
}

.search-snippet {
	font-size: 0.75rem;
	color: var(--text-dim);
	font-family: var(--font-mono);
	padding: 0 12px 6px;
	line-height: 1.4;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

/* ── Scrollbar ── */

::-webkit-scrollbar {
	width: 8px;
	height: 8px;
}

::-webkit-scrollbar-track {
	background: transparent;
}

::-webkit-scrollbar-thumb {
	background: rgba(255, 255, 255, 0.15);
	border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
	background: rgba(255, 255, 255, 0.25);
}