/* ==========================================================================
   pi-web-ui Official Website & Documentation Portal Stylesheet
   Supports 4 site themes: dark (default), light, cyberpunk, zhupi
   ========================================================================== */

:root,
[data-site-theme="dark"] {
	color-scheme: dark;
	--bg: #090b10;
	--bg-elev: #11151f;
	--bg-elev2: #181d2b;
	--bg-glass: rgba(17, 21, 31, 0.82);
	--border: #242b3d;
	--border-bright: #34405a;
	--text: #eef1f8;
	--text-dim: #98a2b8;
	--text-muted: #64708a;
	--accent: #3b82f6;
	--accent-hover: #60a5fa;
	--accent-soft: rgba(59, 130, 246, 0.14);
	--accent-2: #8b5cf6;
	--green: #22c55e;
	--amber: #f59e0b;
	--red: #ef4444;
	--code-bg: #0d1018;
	--shadow-lg: 0 22px 50px -12px rgba(0, 0, 0, 0.65);
	--hero-glow: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.22), rgba(139, 92, 246, 0.08) 45%, transparent 72%);
}

[data-site-theme="light"] {
	color-scheme: light;
	--bg: #f8fafc;
	--bg-elev: #ffffff;
	--bg-elev2: #f1f5f9;
	--bg-glass: rgba(255, 255, 255, 0.86);
	--border: #e2e8f0;
	--border-bright: #cbd5e1;
	--text: #0f172a;
	--text-dim: #475569;
	--text-muted: #64748b;
	--accent: #2563eb;
	--accent-hover: #1d4ed8;
	--accent-soft: rgba(37, 99, 235, 0.1);
	--accent-2: #7c3aed;
	--green: #16a34a;
	--amber: #d97706;
	--red: #dc2626;
	--code-bg: #0f172a;
	--shadow-lg: 0 20px 45px -15px rgba(15, 23, 42, 0.12);
	--hero-glow: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.14), rgba(124, 58, 237, 0.06) 45%, transparent 72%);
}

[data-site-theme="cyberpunk"] {
	color-scheme: dark;
	--bg: #070510;
	--bg-elev: #110b22;
	--bg-elev2: #1b1136;
	--bg-glass: rgba(17, 11, 34, 0.85);
	--border: #331d5c;
	--border-bright: #ff2a85;
	--text: #f5efff;
	--text-dim: #b69fd6;
	--text-muted: #7e64a3;
	--accent: #00f0ff;
	--accent-hover: #6bf8ff;
	--accent-soft: rgba(0, 240, 255, 0.14);
	--accent-2: #ff2a85;
	--green: #00ff9d;
	--amber: #ffe600;
	--red: #ff2a55;
	--code-bg: #0b0618;
	--shadow-lg: 0 22px 50px -12px rgba(255, 42, 133, 0.25);
	--hero-glow: radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.22), rgba(255, 42, 133, 0.14) 48%, transparent 75%);
}

[data-site-theme="zhupi"] {
	color-scheme: light;
	--bg: #f6f1e7;
	--bg-elev: #fbf8f1;
	--bg-elev2: #ede5d5;
	--bg-glass: rgba(251, 248, 241, 0.88);
	--border: #d8ccb8;
	--border-bright: #b84a39;
	--text: #2a211c;
	--text-dim: #5c4e44;
	--text-muted: #877668;
	--accent: #b83b2b;
	--accent-hover: #96291b;
	--accent-soft: rgba(184, 59, 43, 0.11);
	--accent-2: #8f5b29;
	--green: #2d6e4e;
	--amber: #b36b16;
	--red: #c02c2c;
	--code-bg: #221c18;
	--shadow-lg: 0 18px 40px -15px rgba(42, 33, 28, 0.14);
	--hero-glow: radial-gradient(circle at 50% 0%, rgba(184, 59, 43, 0.15), rgba(143, 91, 41, 0.06) 45%, transparent 72%);
}

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

html {
	scroll-behavior: smooth;
	scroll-padding-top: 84px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Inter, Roboto, sans-serif;
	background: var(--bg);
	color: var(--text);
	line-height: 1.65;
}

body {
	min-height: 100vh;
	background: var(--bg);
	color: var(--text);
	overflow-x: hidden;
}

a {
	color: var(--accent);
	text-decoration: none;
	transition: color 0.15s ease;
}

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

code,
pre,
.mono {
	font-family: "JetBrains Mono", "Cascadia Code", "Fira Code", Consolas, monospace;
}

.container {
	max-width: 1280px;
	margin: 0 auto;
	padding: 0 24px;
}

/* ==========================================================================
   Top Sticky Navigation Bar
   ========================================================================== */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	height: 68px;
	background: var(--bg-glass);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	border-bottom: 1px solid var(--border);
}

.header-inner {
	max-width: 1360px;
	height: 100%;
	margin: 0 auto;
	padding: 0 24px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
}

.brand {
	display: flex;
	align-items: center;
	gap: 10px;
	color: var(--text);
	font-weight: 700;
	font-size: 1.12rem;
	letter-spacing: -0.02em;
	flex-shrink: 0;
}

.brand img {
	width: 30px;
	height: 30px;
	border-radius: 8px;
}

.version-pill {
	font-size: 0.73rem;
	font-weight: 600;
	padding: 2px 8px;
	border-radius: 999px;
	background: var(--accent-soft);
	color: var(--accent);
	border: 1px solid rgba(59, 130, 246, 0.28);
}

.nav-links {
	display: flex;
	align-items: center;
	gap: 6px;
	flex-wrap: nowrap;
}

.nav-link {
	padding: 6px 12px;
	border-radius: 8px;
	color: var(--text-dim);
	font-size: 0.9rem;
	font-weight: 500;
	transition: all 0.15s ease;
	white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
	color: var(--text);
	background: var(--bg-elev2);
}

.nav-link.nav-cta-docs {
	color: var(--accent);
	background: var(--accent-soft);
	font-weight: 600;
}

.header-actions {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-shrink: 0;
}

.search-trigger {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 6px 12px;
	border-radius: 8px;
	background: var(--bg-elev2);
	border: 1px solid var(--border);
	color: var(--text-dim);
	font-size: 0.85rem;
	cursor: pointer;
	transition: border-color 0.15s ease, color 0.15s ease;
}

.search-trigger:hover {
	border-color: var(--border-bright);
	color: var(--text);
}

.search-kbd {
	font-size: 0.72rem;
	padding: 1px 6px;
	border-radius: 4px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	color: var(--text-muted);
}

.icon-btn,
.select-pill {
	height: 34px;
	padding: 0 11px;
	border-radius: 8px;
	background: var(--bg-elev2);
	border: 1px solid var(--border);
	color: var(--text);
	font-size: 0.83rem;
	font-weight: 500;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	cursor: pointer;
	transition: all 0.15s ease;
}

.icon-btn:hover,
.select-pill:hover {
	border-color: var(--border-bright);
}

.btn-github {
	background: var(--text);
	color: var(--bg);
	font-weight: 600;
	border-color: transparent;
}

.btn-github:hover {
	opacity: 0.9;
	color: var(--bg);
}

/* ==========================================================================
   Hero Section & Interactive Install Bar
   ========================================================================== */
.hero {
	position: relative;
	padding: 72px 0 56px;
	background: var(--hero-glow);
	border-bottom: 1px solid var(--border);
}

.hero-center {
	text-align: center;
	max-width: 920px;
	margin: 0 auto;
}

.hero-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 5px 14px;
	border-radius: 999px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	font-size: 0.83rem;
	color: var(--text-dim);
	margin-bottom: 22px;
}

.hero-eyebrow strong {
	color: var(--accent);
}

.hero-title {
	font-size: clamp(2.2rem, 4.6vw, 3.75rem);
	font-weight: 800;
	line-height: 1.14;
	letter-spacing: -0.03em;
	margin-bottom: 20px;
}

.hero-title .gradient-text {
	background: linear-gradient(135deg, var(--accent), var(--accent-2));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.hero-subtitle {
	font-size: clamp(1.02rem, 1.8vw, 1.22rem);
	color: var(--text-dim);
	max-width: 780px;
	margin: 0 auto 30px;
}

.hero-cta-row {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	flex-wrap: wrap;
	margin-bottom: 34px;
}

.btn-primary,
.btn-secondary {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 12px 22px;
	border-radius: 10px;
	font-size: 0.96rem;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.18s ease;
	border: 1px solid transparent;
}

.btn-primary {
	background: var(--accent);
	color: #ffffff;
	box-shadow: 0 8px 24px -6px rgba(59, 130, 246, 0.55);
}

.btn-primary:hover {
	background: var(--accent-hover);
	color: #ffffff;
	transform: translateY(-1px);
}

.btn-secondary {
	background: var(--bg-elev);
	color: var(--text);
	border-color: var(--border);
}

.btn-secondary:hover {
	background: var(--bg-elev2);
	border-color: var(--border-bright);
	color: var(--text);
}

/* Install Command Box */
.install-box {
	max-width: 740px;
	margin: 0 auto 48px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 14px;
	overflow: hidden;
	box-shadow: var(--shadow-lg);
	text-align: left;
}

.install-tabs {
	display: flex;
	align-items: center;
	gap: 4px;
	padding: 8px 12px;
	background: var(--bg-elev2);
	border-bottom: 1px solid var(--border);
	overflow-x: auto;
}

.install-tab {
	padding: 5px 12px;
	border-radius: 6px;
	background: transparent;
	border: none;
	color: var(--text-dim);
	font-size: 0.8rem;
	font-weight: 600;
	cursor: pointer;
	white-space: nowrap;
}

.install-tab.active {
	background: var(--bg-elev);
	color: var(--accent);
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.install-cmd-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 16px 18px;
	background: var(--code-bg);
	color: #e6edf3;
}

.install-cmd-text {
	font-size: 0.92rem;
	overflow-x: auto;
	white-space: nowrap;
}

.install-cmd-text .prompt-sign {
	color: var(--green);
	user-select: none;
	margin-right: 10px;
}

.copy-btn {
	padding: 6px 12px;
	border-radius: 6px;
	background: rgba(255, 255, 255, 0.1);
	border: 1px solid rgba(255, 255, 255, 0.16);
	color: #ffffff;
	font-size: 0.78rem;
	font-weight: 600;
	cursor: pointer;
	flex-shrink: 0;
	transition: all 0.15s ease;
}

.copy-btn:hover {
	background: rgba(255, 255, 255, 0.18);
}

/* ==========================================================================
   Interactive Cockpit Showcase
   ========================================================================== */
.cockpit-showcase {
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 16px;
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.cockpit-topbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 12px 18px;
	background: var(--bg-elev2);
	border-bottom: 1px solid var(--border);
	flex-wrap: wrap;
}

.window-dots {
	display: flex;
	align-items: center;
	gap: 7px;
}

.window-dot {
	width: 11px;
	height: 11px;
	border-radius: 50%;
}

.window-dot.red { background: #ef4444; }
.window-dot.amber { background: #f59e0b; }
.window-dot.green { background: #22c55e; }

.cockpit-tabs {
	display: flex;
	align-items: center;
	gap: 6px;
	overflow-x: auto;
}

.cockpit-tab {
	padding: 6px 13px;
	border-radius: 8px;
	border: 1px solid transparent;
	background: transparent;
	color: var(--text-dim);
	font-size: 0.84rem;
	font-weight: 600;
	cursor: pointer;
	white-space: nowrap;
	transition: all 0.15s ease;
}

.cockpit-tab:hover {
	color: var(--text);
	background: var(--bg-elev);
}

.cockpit-tab.active {
	background: var(--accent-soft);
	color: var(--accent);
	border-color: rgba(59, 130, 246, 0.35);
}

.cockpit-body {
	display: grid;
	grid-template-columns: 1.65fr 1fr;
	align-items: stretch;
}

.cockpit-figure {
	position: relative;
	background: #05070b;
	border-right: 1px solid var(--border);
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	min-height: 380px;
}

.cockpit-figure img {
	width: 100%;
	height: auto;
	display: block;
	cursor: zoom-in;
	transition: transform 0.25s ease;
}

.cockpit-figure img:hover {
	transform: scale(1.015);
}

.cockpit-zoom-hint {
	position: absolute;
	bottom: 12px;
	right: 12px;
	padding: 4px 10px;
	border-radius: 6px;
	background: rgba(0, 0, 0, 0.72);
	color: #fff;
	font-size: 0.75rem;
	pointer-events: none;
}

.cockpit-info {
	padding: 28px 26px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	gap: 18px;
}

.cockpit-badge {
	display: inline-block;
	align-self: flex-start;
	padding: 3px 10px;
	border-radius: 999px;
	font-size: 0.74rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	background: var(--accent-soft);
	color: var(--accent);
}

.cockpit-info h3 {
	font-size: 1.38rem;
	margin: 8px 0 10px;
}

.cockpit-info p {
	color: var(--text-dim);
	font-size: 0.95rem;
	margin-bottom: 16px;
}

.cockpit-highlights {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.cockpit-highlights li {
	display: flex;
	align-items: flex-start;
	gap: 9px;
	font-size: 0.89rem;
	color: var(--text);
}

.cockpit-highlights li::before {
	content: "✓";
	color: var(--green);
	font-weight: 800;
	flex-shrink: 0;
}

/* ==========================================================================
   Stats Bar & Section Commons
   ========================================================================== */
.stats-strip {
	display: grid;
	grid-template-columns: repeat(6, 1fr);
	gap: 14px;
	margin-top: 32px;
}

.stat-card {
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 12px;
	padding: 16px 14px;
	text-align: center;
}

.stat-num {
	font-size: 1.65rem;
	font-weight: 800;
	color: var(--accent);
	line-height: 1.2;
}

.stat-label {
	font-size: 0.8rem;
	color: var(--text-dim);
	margin-top: 4px;
}

.section {
	padding: 76px 0;
	border-bottom: 1px solid var(--border);
}

.section-header {
	text-align: center;
	max-width: 760px;
	margin: 0 auto 48px;
}

.section-tag {
	display: inline-block;
	font-size: 0.76rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	padding: 4px 12px;
	border-radius: 999px;
	background: var(--accent-soft);
	color: var(--accent);
	margin-bottom: 12px;
}

.section-title {
	font-size: clamp(1.7rem, 3vw, 2.35rem);
	font-weight: 800;
	letter-spacing: -0.02em;
	margin-bottom: 12px;
}

.section-desc {
	color: var(--text-dim);
	font-size: 1.02rem;
}

/* ==========================================================================
   6 Core Pillars Bento Grid
   ========================================================================== */
.pillars-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.pillar-card {
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 14px;
	padding: 26px;
	transition: transform 0.18s ease, border-color 0.18s ease;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.pillar-card:hover {
	transform: translateY(-3px);
	border-color: var(--border-bright);
}

.pillar-icon {
	width: 44px;
	height: 44px;
	border-radius: 10px;
	background: var(--accent-soft);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.35rem;
}

.pillar-card h3 {
	font-size: 1.15rem;
	font-weight: 700;
}

.pillar-card p {
	color: var(--text-dim);
	font-size: 0.92rem;
	flex: 1;
}

.pillar-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-top: 6px;
}

.pillar-tag {
	font-size: 0.74rem;
	padding: 2px 8px;
	border-radius: 6px;
	background: var(--bg-elev2);
	color: var(--text-dim);
	border: 1px solid var(--border);
}

/* ==========================================================================
   4 Agent Collaboration Modes Explorer
   ========================================================================== */
.modes-selector {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 12px;
	margin-bottom: 24px;
}

.mode-btn {
	text-align: left;
	padding: 16px 18px;
	border-radius: 12px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	color: var(--text);
	cursor: pointer;
	transition: all 0.16s ease;
}

.mode-btn:hover {
	border-color: var(--border-bright);
}

.mode-btn.active {
	background: var(--accent-soft);
	border-color: var(--accent);
}

.mode-btn-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 6px;
}

.mode-btn-badge {
	font-size: 0.72rem;
	font-weight: 700;
	color: var(--accent);
}

.mode-btn-title {
	font-size: 1rem;
	font-weight: 700;
}

.mode-detail-card {
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 16px;
	padding: 30px;
	display: grid;
	grid-template-columns: 1.2fr 1fr;
	gap: 28px;
	align-items: center;
}

.mode-flow-steps {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.mode-flow-step {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 12px 16px;
	border-radius: 10px;
	background: var(--bg-elev2);
	border: 1px solid var(--border);
	font-size: 0.9rem;
	font-weight: 500;
}

.step-index {
	width: 26px;
	height: 26px;
	border-radius: 50%;
	background: var(--accent);
	color: #fff;
	font-size: 0.78rem;
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

/* ==========================================================================
   Plugin Marketplace Explorer
   ========================================================================== */
.marketplace-toolbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: 24px;
	flex-wrap: wrap;
}

.filter-pills {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
}

.filter-pill {
	padding: 6px 14px;
	border-radius: 999px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	color: var(--text-dim);
	font-size: 0.84rem;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.15s ease;
}

.filter-pill.active,
.filter-pill:hover {
	background: var(--accent);
	color: #ffffff;
	border-color: var(--accent);
}

.filter-input {
	min-width: 260px;
	padding: 8px 14px;
	border-radius: 9px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	color: var(--text);
	font-size: 0.88rem;
}

.plugins-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
}

.plugin-card {
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 12px;
	padding: 20px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	gap: 14px;
	transition: border-color 0.15s ease, transform 0.15s ease;
}

.plugin-card:hover {
	border-color: var(--border-bright);
	transform: translateY(-2px);
}

.plugin-head {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 10px;
}

.plugin-title-wrap {
	display: flex;
	align-items: center;
	gap: 10px;
}

.plugin-icon {
	font-size: 1.5rem;
	width: 40px;
	height: 40px;
	border-radius: 10px;
	background: var(--bg-elev2);
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

.plugin-name {
	font-size: 1rem;
	font-weight: 700;
}

.plugin-id {
	font-size: 0.76rem;
	color: var(--text-muted);
}

.plugin-badge {
	font-size: 0.7rem;
	padding: 2px 8px;
	border-radius: 999px;
	font-weight: 600;
	flex-shrink: 0;
}

.plugin-badge.official {
	background: rgba(34, 197, 94, 0.14);
	color: var(--green);
}

.plugin-badge.community {
	background: var(--accent-soft);
	color: var(--accent);
}

.plugin-desc {
	font-size: 0.86rem;
	color: var(--text-dim);
	line-height: 1.55;
}

.plugin-foot {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding-top: 10px;
	border-top: 1px solid var(--border);
}

.plugin-cmd-btn {
	font-size: 0.76rem;
	padding: 5px 10px;
	border-radius: 6px;
	background: var(--bg-elev2);
	border: 1px solid var(--border);
	color: var(--text);
	cursor: pointer;
	font-family: monospace;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	max-width: 220px;
}

.plugin-cmd-btn:hover {
	border-color: var(--accent);
	color: var(--accent);
}

/* ==========================================================================
   29-Theme Interactive Studio Previewer
   ========================================================================== */
.theme-studio {
	display: grid;
	grid-template-columns: 340px 1fr;
	gap: 22px;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 16px;
	padding: 22px;
}

.theme-picker-list {
	max-height: 440px;
	overflow-y: auto;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 8px;
	padding-right: 4px;
}

.theme-swatch-btn {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px 10px;
	border-radius: 8px;
	border: 1px solid var(--border);
	background: var(--bg-elev2);
	color: var(--text);
	font-size: 0.8rem;
	font-weight: 600;
	cursor: pointer;
	text-align: left;
}

.theme-swatch-btn.active {
	border-color: var(--accent);
	box-shadow: 0 0 0 2px var(--accent-soft);
}

.swatch-dots {
	display: flex;
	gap: 3px;
	flex-shrink: 0;
}

.swatch-dot {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	border: 1px solid rgba(128, 128, 128, 0.35);
}

.theme-preview-stage {
	border-radius: 12px;
	border: 1px solid var(--border);
	padding: 20px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	gap: 16px;
	transition: all 0.2s ease;
}

/* ==========================================================================
   Documentation Portal Layout (docs.html)
   ========================================================================== */
.docs-layout {
	max-width: 1460px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: 296px minmax(0, 1fr) 230px;
	gap: 30px;
	padding: 28px 24px 80px;
	align-items: start;
}

.docs-sidebar {
	position: sticky;
	top: 88px;
	max-height: calc(100vh - 108px);
	overflow-y: auto;
	padding-right: 8px;
	overscroll-behavior: contain;
}

.docs-nav-group {
	margin-bottom: 22px;
}

.docs-nav-group-title {
	font-size: 0.75rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.07em;
	color: var(--text-muted);
	margin-bottom: 8px;
	padding-left: 10px;
}

.docs-nav-item {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	width: 100%;
	text-align: left;
	padding: 7px 10px;
	border-radius: 8px;
	border: none;
	background: transparent;
	color: var(--text-dim);
	font-size: 0.855rem;
	line-height: 1.38;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.14s ease;
}

.docs-nav-item-icon {
	flex-shrink: 0;
	margin-top: 1px;
}

.docs-nav-item-text {
	flex: 1;
	min-width: 0;
	white-space: normal;
	word-break: break-word;
}

.docs-nav-item:hover {
	color: var(--text);
	background: var(--bg-elev2);
}

.docs-nav-item.active {
	color: var(--accent);
	background: var(--accent-soft);
	font-weight: 600;
}

.docs-main {
	min-width: 0;
	background: var(--bg-elev);
	border: 1px solid var(--border);
	border-radius: 16px;
	padding: 36px 42px;
}

.doc-chapter-header {
	padding-bottom: 24px;
	margin-bottom: 28px;
	border-bottom: 1px solid var(--border);
}

.doc-chapter-badge {
	display: inline-block;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--accent);
	background: var(--accent-soft);
	padding: 3px 10px;
	border-radius: 999px;
	margin-bottom: 10px;
}

.doc-chapter-title {
	font-size: clamp(1.6rem, 2.5vw, 2.15rem);
	font-weight: 800;
	line-height: 1.25;
	margin-bottom: 10px;
}

.doc-chapter-summary {
	color: var(--text-dim);
	font-size: 1rem;
}

.doc-body h2 {
	font-size: 1.38rem;
	font-weight: 700;
	margin: 34px 0 14px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--border);
}

.doc-body h3 {
	font-size: 1.12rem;
	font-weight: 700;
	margin: 24px 0 10px;
}

.doc-body p {
	margin-bottom: 14px;
	color: var(--text);
}

.doc-body ul,
.doc-body ol {
	margin: 0 0 18px 22px;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.doc-body code {
	font-size: 0.86em;
	padding: 2px 6px;
	border-radius: 5px;
	background: var(--bg-elev2);
	color: var(--accent);
	border: 1px solid var(--border);
}

.doc-body pre {
	position: relative;
	margin: 16px 0 22px;
	padding: 16px 18px;
	border-radius: 10px;
	background: var(--code-bg);
	color: #e6edf3;
	overflow-x: auto;
	border: 1px solid var(--border);
}

.doc-body pre code {
	background: transparent;
	border: none;
	color: inherit;
	padding: 0;
	font-size: 0.86rem;
	line-height: 1.6;
}

.code-copy-floating {
	position: absolute;
	top: 10px;
	right: 10px;
	padding: 4px 9px;
	border-radius: 6px;
	background: rgba(255, 255, 255, 0.1);
	border: 1px solid rgba(255, 255, 255, 0.18);
	color: #fff;
	font-size: 0.73rem;
	cursor: pointer;
}

.doc-callout {
	padding: 16px 20px;
	border-radius: 12px;
	margin: 18px 0;
	border-left: 4px solid var(--accent);
	background: var(--bg-elev2);
}

.doc-callout strong {
	display: block;
	margin-bottom: 6px;
}

.doc-callout-tip { border-left-color: var(--accent); }
.doc-callout-warn { border-left-color: var(--amber); }

.doc-grid-2 {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	margin: 18px 0;
}

.doc-card {
	background: var(--bg-elev2);
	border: 1px solid var(--border);
	border-radius: 12px;
	padding: 18px;
}

.doc-card h4 {
	font-size: 1rem;
	margin-bottom: 8px;
}

.doc-card p {
	font-size: 0.89rem;
	color: var(--text-dim);
	margin: 0;
}

.doc-table-wrap {
	overflow-x: auto;
	margin: 16px 0 24px;
	border: 1px solid var(--border);
	border-radius: 10px;
}

.doc-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.88rem;
}

.doc-table th,
.doc-table td {
	padding: 11px 14px;
	text-align: left;
	border-bottom: 1px solid var(--border);
}

.doc-table th {
	background: var(--bg-elev2);
	font-weight: 700;
	white-space: nowrap;
}

.doc-pager {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-top: 42px;
	padding-top: 24px;
	border-top: 1px solid var(--border);
}

.pager-btn {
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding: 14px 18px;
	border-radius: 12px;
	border: 1px solid var(--border);
	background: var(--bg-elev2);
	color: var(--text);
	cursor: pointer;
	min-width: 210px;
	text-align: left;
}

.pager-btn:hover {
	border-color: var(--accent);
}

.docs-toc {
	position: sticky;
	top: 88px;
	font-size: 0.83rem;
}

.docs-toc-title {
	font-weight: 700;
	color: var(--text);
	margin-bottom: 10px;
	font-size: 0.78rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.docs-toc-list {
	list-style: none;
	border-left: 1px solid var(--border);
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.docs-toc-link {
	display: block;
	padding: 3px 0 3px 12px;
	color: var(--text-dim);
	border-left: 2px solid transparent;
	margin-left: -1px;
}

.docs-toc-link.active,
.docs-toc-link:hover {
	color: var(--accent);
	border-left-color: var(--accent);
}

/* ==========================================================================
   Global Search Modal (Ctrl + K) & Image Lightbox
   ========================================================================== */
.modal-backdrop {
	position: fixed;
	inset: 0;
	z-index: 999;
	background: rgba(0, 0, 0, 0.65);
	backdrop-filter: blur(4px);
	display: none;
	align-items: flex-start;
	justify-content: center;
	padding: 8vh 16px;
}

.modal-backdrop.open {
	display: flex;
}

.search-modal {
	width: 100%;
	max-width: 680px;
	background: var(--bg-elev);
	border: 1px solid var(--border-bright);
	border-radius: 14px;
	box-shadow: var(--shadow-lg);
	overflow: hidden;
}

.search-modal-input-wrap {
	display: flex;
	align-items: center;
	padding: 14px 18px;
	border-bottom: 1px solid var(--border);
	gap: 10px;
}

.search-modal-input {
	flex: 1;
	background: transparent;
	border: none;
	color: var(--text);
	font-size: 1rem;
	outline: none;
}

.search-results-list {
	max-height: 420px;
	overflow-y: auto;
	padding: 10px;
}

.search-result-item {
	display: block;
	padding: 12px 14px;
	border-radius: 10px;
	color: var(--text);
	transition: background 0.12s ease;
}

.search-result-item:hover {
	background: var(--bg-elev2);
}

.search-result-badge {
	font-size: 0.7rem;
	padding: 2px 7px;
	border-radius: 4px;
	background: var(--accent-soft);
	color: var(--accent);
	margin-right: 8px;
	font-weight: 700;
}

/* Footer */
.site-footer {
	padding: 48px 0;
	background: var(--bg-elev);
	border-top: 1px solid var(--border);
	color: var(--text-dim);
	font-size: 0.88rem;
}

.footer-grid {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	flex-wrap: wrap;
}

@media (max-width: 1080px) {
	.cockpit-body,
	.mode-detail-card,
	.theme-studio {
		grid-template-columns: 1fr;
	}
	.pillars-grid,
	.plugins-grid {
		grid-template-columns: repeat(2, 1fr);
	}
	.stats-strip {
		grid-template-columns: repeat(3, 1fr);
	}
	.docs-layout {
		grid-template-columns: 230px minmax(0, 1fr);
	}
	.docs-toc {
		display: none;
	}
}

@media (max-width: 760px) {
	.nav-links {
		display: none;
	}
	.pillars-grid,
	.plugins-grid,
	.modes-selector,
	.doc-grid-2,
	.stats-strip {
		grid-template-columns: 1fr;
	}
	.docs-layout {
		grid-template-columns: 1fr;
	}
	.docs-sidebar {
		position: static;
		max-height: none;
	}
	.docs-main {
		padding: 22px 18px;
	}
}