/******************************************************************************
 * Avatar SDK Page — Product page for @three-ws/avatar
 *
 * Uses the canonical B01 monochrome design tokens from style.css.
 * Scroll-reveal via IntersectionObserver + CSS transitions.
 */

html, body {
	margin: 0;
	background: #000;
	color: var(--ink);
	-webkit-font-smoothing: antialiased;
}
body {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	font-family: 'Inter', system-ui, sans-serif;
}

/* ── Scroll reveal ─────────────────────────────────────────────────── */
.sdk-reveal {
	opacity: 0;
	transform: translateY(28px);
	transition:
		opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
		transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.sdk-reveal.revealed {
	opacity: 1;
	transform: none;
}
.sdk-reveal-delay-1 { transition-delay: 0.08s; }
.sdk-reveal-delay-2 { transition-delay: 0.16s; }
.sdk-reveal-delay-3 { transition-delay: 0.24s; }
.sdk-reveal-delay-4 { transition-delay: 0.32s; }

/* ── Layout ────────────────────────────────────────────────────────── */
.sdk-wrap {
	max-width: 1120px;
	margin: 0 auto;
	padding: 0 24px;
	width: 100%;
	box-sizing: border-box;
}

/* ── Hero ──────────────────────────────────────────────────────────── */
.sdk-hero {
	position: relative;
	overflow: hidden;
	padding: 100px 0 0;
	min-height: 720px;
	display: flex;
	align-items: flex-start;
}
.sdk-hero-bg {
	position: absolute;
	inset: 0;
	pointer-events: none;
}
.sdk-hero-bg-orb {
	position: absolute;
	border-radius: 50%;
	filter: blur(100px);
	opacity: 0.35;
}
.sdk-hero-bg-orb.a {
	width: 600px; height: 600px;
	top: -140px; left: -100px;
	background: radial-gradient(circle, rgba(160, 160, 160, 0.15) 0%, transparent 70%);
}
.sdk-hero-bg-orb.b {
	width: 460px; height: 460px;
	top: 40px; right: -80px;
	background: radial-gradient(circle, rgba(149, 149, 149, 0.12) 0%, transparent 70%);
}
.sdk-hero-bg-orb.c {
	width: 340px; height: 340px;
	bottom: -20px; left: 35%;
	background: radial-gradient(circle, rgba(195, 195, 195, 0.1) 0%, transparent 70%);
}
.sdk-hero-grid {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
	background-size: 48px 48px;
	mask-image: linear-gradient(to bottom, transparent 0%, #000 20%, #000 60%, transparent 100%);
	-webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 20%, #000 60%, transparent 100%);
}

.sdk-hero-inner {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1fr 460px;
	gap: 56px;
	align-items: center;
	padding-bottom: 80px;
	width: 100%;
}
.sdk-hero-copy {
	padding-top: 16px;
}
.sdk-hero-badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: var(--surface-2);
	border: 1px solid var(--stroke-strong);
	border-radius: 100px;
	padding: 5px 14px 5px 10px;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.04em;
	color: var(--accent);
	text-transform: uppercase;
	margin-bottom: 20px;
}
.sdk-hero-badge-dot {
	width: 6px; height: 6px;
	border-radius: 50%;
	background: var(--accent);
	box-shadow: 0 0 8px var(--accent);
	animation: sdk-dot-pulse 2.4s ease-in-out infinite;
}
@keyframes sdk-dot-pulse {
	0%,100% { box-shadow: 0 0 6px rgba(160, 160, 160, 0.6); }
	50% { box-shadow: 0 0 16px rgba(160, 160, 160, 1); }
}
.sdk-hero-h1 {
	font-family: 'Space Grotesk', 'Inter', sans-serif;
	font-size: clamp(36px, 5vw, 56px);
	font-weight: 700;
	letter-spacing: -0.03em;
	line-height: 1.08;
	margin: 0 0 18px;
	color: #ffffff;
}
.sdk-hero-h1 em {
	font-style: normal;
	background: linear-gradient(135deg, var(--accent) 0%, #c3c3c3 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}
.sdk-hero-sub {
	font-size: 17px;
	line-height: 1.65;
	color: var(--ink-dim);
	max-width: 50ch;
	margin: 0 0 32px;
}
.sdk-hero-sub strong { color: var(--ink); font-weight: 500; }

/* Install command */
.sdk-install-row {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
	margin-bottom: 28px;
}
.sdk-install-cmd {
	display: flex;
	align-items: center;
	gap: 10px;
	background: var(--surface-1);
	border: 1px solid var(--stroke-strong);
	border-radius: var(--radius-control);
	padding: 12px 16px;
	font-family: 'JetBrains Mono', ui-monospace, monospace;
	font-size: 13.5px;
	color: var(--ink);
	cursor: pointer;
	transition: border-color 0.2s, box-shadow 0.2s;
	flex: 1;
	min-width: 0;
}
.sdk-install-cmd:hover {
	border-color: rgba(160, 160, 160, 0.3);
	box-shadow: 0 0 0 3px rgba(160, 160, 160, 0.08);
}
.sdk-install-cmd .prompt { color: var(--accent); user-select: none; flex-shrink: 0; }
.sdk-install-cmd .cmd-text { color: #e7e7e7; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sdk-install-copy {
	background: none;
	border: none;
	color: var(--ink-dim);
	cursor: pointer;
	padding: 2px 4px;
	font-family: inherit;
	font-size: 11px;
	transition: color 0.15s;
	flex-shrink: 0;
}
.sdk-install-copy:hover { color: var(--ink); }
.sdk-install-copy.copied { color: var(--ink-dim); }

/* Hero CTAs */
.sdk-hero-ctas {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}
.sdk-btn-primary {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	background: linear-gradient(135deg, #f4f4f4 0%, #d6d6d6 100%);
	color: var(--bg-0);
	border: none;
	border-radius: var(--radius-control);
	padding: 12px 24px;
	font: 600 14px/1 'Inter', sans-serif;
	cursor: pointer;
	text-decoration: none;
	transition: opacity 0.15s, transform 0.1s, box-shadow 0.2s;
	box-shadow: 0 4px 24px rgba(160, 160, 160, 0.25);
}
.sdk-btn-primary:hover {
	opacity: 0.92;
	transform: translateY(-1px);
	box-shadow: 0 6px 32px rgba(160, 160, 160, 0.35);
}
.sdk-btn-ghost {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	background: transparent;
	color: var(--ink-dim);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: var(--radius-control);
	padding: 12px 24px;
	font: 600 14px/1 'Inter', sans-serif;
	cursor: pointer;
	text-decoration: none;
	transition: color 0.15s, border-color 0.15s;
}
.sdk-btn-ghost:hover { color: #fff; border-color: rgba(255, 255, 255, 0.25); }

/* Hero 3D viewer */
.sdk-hero-viewer {
	position: relative;
}
.sdk-hero-viewer-frame {
	position: relative;
	border-radius: 20px;
	overflow: hidden;
	background: var(--surface-1);
	border: 1.5px solid var(--stroke-strong);
	box-shadow:
		0 0 0 1px rgba(160, 160, 160, 0.04) inset,
		0 24px 80px -24px rgba(0, 0, 0, 0.8),
		0 0 80px -20px rgba(160, 160, 160, 0.08);
	aspect-ratio: 9 / 10;
	max-height: 500px;
}
.sdk-hero-viewer-frame three-ws-viewer {
	display: block;
	width: 100%;
	height: 100%;
}
.sdk-viewer-badge {
	position: absolute;
	bottom: 14px;
	left: 50%;
	transform: translateX(-50%);
	background: rgba(3, 3, 7, 0.82);
	backdrop-filter: blur(10px);
	border: 1px solid var(--stroke);
	border-radius: 100px;
	padding: 5px 14px;
	font-size: 11px;
	color: var(--ink-dim);
	white-space: nowrap;
	pointer-events: none;
}
.sdk-viewer-badge code {
	color: var(--accent);
	font-family: ui-monospace, monospace;
	font-size: 11px;
}
.sdk-hero-viewer-glow {
	position: absolute;
	inset: -60px;
	background: radial-gradient(ellipse at 50% 60%, rgba(160, 160, 160, 0.06) 0%, transparent 65%);
	pointer-events: none;
	z-index: -1;
}

/* Stats bar */
.sdk-stats {
	display: flex;
	gap: 32px;
	padding: 32px 0;
	border-top: 1px solid var(--stroke);
	margin-top: 24px;
}
.sdk-stat {
	display: flex;
	flex-direction: column;
	gap: 4px;
}
.sdk-stat-value {
	font-family: 'Space Grotesk', sans-serif;
	font-size: 24px;
	font-weight: 700;
	color: #ffffff;
	letter-spacing: -0.02em;
}
.sdk-stat-value .sdk-stat-unit {
	font-size: 14px;
	font-weight: 500;
	color: var(--accent);
}
.sdk-stat-label {
	font-size: 12px;
	color: var(--ink-dim);
	letter-spacing: 0.02em;
}

/* Scroll hint */
.sdk-hero-scroll {
	position: absolute;
	bottom: 24px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
	color: var(--ink-dim);
	font-size: 11px;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	z-index: 2;
}
.sdk-hero-scroll-line {
	width: 1px;
	height: 40px;
	background: linear-gradient(to bottom, rgba(160, 160, 160, 0.5), transparent);
	animation: sdk-scroll-line 2s ease-in-out infinite;
}
@keyframes sdk-scroll-line {
	0%,100% { opacity: 0.4; transform: scaleY(0.8); }
	50% { opacity: 1; transform: scaleY(1); }
}

/* ── Section headings ──────────────────────────────────────────────── */
.sdk-section {
	padding: 96px 0;
	border-top: 1px solid rgba(255, 255, 255, 0.04);
}
.sdk-section:first-of-type { border-top: none; }
.sdk-section-label {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--accent);
	margin-bottom: 12px;
}
.sdk-section-label::before {
	content: '';
	display: block;
	width: 20px;
	height: 1.5px;
	background: var(--accent);
}
.sdk-h2 {
	font-family: 'Space Grotesk', 'Inter', sans-serif;
	font-size: clamp(26px, 3.5vw, 38px);
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 12px;
	color: #ffffff;
}
.sdk-lead {
	font-size: 16px;
	line-height: 1.65;
	color: var(--ink-dim);
	max-width: 56ch;
	margin: 0 0 48px;
}

/* ── Feature grid ──────────────────────────────────────────────────── */
.sdk-feature-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 16px;
}
.sdk-feat-card {
	background: var(--surface-1);
	border: 1.5px solid var(--stroke);
	border-radius: var(--radius-card);
	padding: 28px;
	transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
	position: relative;
	overflow: hidden;
}
.sdk-feat-card::before {
	content: '';
	position: absolute;
	top: 0; left: 0; right: 0;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--card-accent, var(--accent)), transparent);
	opacity: 0;
	transition: opacity 0.3s;
}
.sdk-feat-card:hover {
	border-color: var(--stroke-strong);
	box-shadow: 0 8px 48px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--stroke-strong);
	transform: translateY(-2px);
}
.sdk-feat-card:hover::before { opacity: 1; }
.sdk-feat-icon {
	width: 42px; height: 42px;
	border-radius: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 16px;
	font-size: 20px;
	background: var(--icon-bg, rgba(160, 160, 160, 0.1));
	border: 1px solid var(--icon-border, rgba(160, 160, 160, 0.2));
}
.sdk-feat-title {
	font-family: 'Space Grotesk', sans-serif;
	font-size: 16px;
	font-weight: 600;
	color: var(--ink);
	margin: 0 0 8px;
}
.sdk-feat-desc {
	font-size: 13.5px;
	line-height: 1.6;
	color: var(--ink-dim);
	margin: 0;
}
.sdk-feat-desc code {
	color: var(--accent);
	font-family: ui-monospace, monospace;
	font-size: 12px;
	background: rgba(160, 160, 160, 0.08);
	padding: 1px 5px;
	border-radius: 3px;
}
.sdk-feat-tag {
	display: inline-block;
	margin-top: 12px;
	background: rgba(160, 160, 160, 0.06);
	border: 1px solid rgba(160, 160, 160, 0.12);
	border-radius: 4px;
	padding: 2px 7px;
	font-family: ui-monospace, monospace;
	font-size: 11px;
	color: var(--accent);
}

/* ── Code blocks ───────────────────────────────────────────────────── */
.sdk-code-section {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	align-items: start;
}
.sdk-code-section.full { grid-template-columns: 1fr; }
.sdk-code-section.reversed { direction: rtl; }
.sdk-code-section.reversed > * { direction: ltr; }

.sdk-code-copy {
	position: relative;
}
.sdk-code-label {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 8px;
}
.sdk-code-filename {
	font-size: 12px;
	font-weight: 600;
	color: var(--ink-dim);
	font-family: ui-monospace, monospace;
	letter-spacing: 0.03em;
}
.sdk-copy-btn {
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 5px;
	color: var(--ink-dim);
	cursor: pointer;
	font: 11px/1 'Inter', sans-serif;
	padding: 4px 10px;
	transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.sdk-copy-btn:hover {
	color: var(--ink);
	border-color: rgba(255, 255, 255, 0.18);
	background: rgba(255, 255, 255, 0.06);
}
.sdk-copy-btn.copied {
	color: var(--ink-dim);
	border-color: rgba(167, 167, 167, 0.3);
}
pre.sdk-pre {
	margin: 0;
	background: var(--surface-1);
	border: 1px solid var(--stroke);
	border-radius: var(--radius-control);
	padding: 18px 20px;
	overflow-x: auto;
	font-family: 'JetBrains Mono', ui-monospace, monospace;
	font-size: 13px;
	line-height: 1.75;
	color: #d3d3d3;
	tab-size: 2;
}

/* Syntax tokens */
pre.sdk-pre .t-kw  { color: #c2c2c2; }
pre.sdk-pre .t-str { color: #c8c8c8; }
pre.sdk-pre .t-tag { color: #c9c9c9; }
pre.sdk-pre .t-attr { color: #c3c3c3; }
pre.sdk-pre .t-cmt { color: #535353; font-style: italic; }
pre.sdk-pre .t-fn  { color: #bcbcbc; }
pre.sdk-pre .t-num { color: #bfbfbf; }
pre.sdk-pre .t-op  { color: #a1a1a1; }

/* ── Tabs ──────────────────────────────────────────────────────────── */
.sdk-tab-list {
	display: flex;
	gap: 2px;
	margin-bottom: 0;
	background: var(--surface-1);
	border: 1px solid var(--stroke);
	border-bottom: none;
	border-radius: var(--radius-control) var(--radius-control) 0 0;
	padding: 6px 6px 0;
	overflow-x: auto;
}
.sdk-tab-btn {
	background: none;
	border: none;
	color: var(--ink-dim);
	cursor: pointer;
	font: 12px/1.4 'Inter', sans-serif;
	padding: 7px 14px 9px;
	border-radius: 5px 5px 0 0;
	transition: color 0.15s, background 0.15s;
	white-space: nowrap;
	position: relative;
}
.sdk-tab-btn:hover { color: var(--ink-dim); }
.sdk-tab-btn.active {
	color: var(--ink);
	background: rgba(160, 160, 160, 0.08);
}
.sdk-tab-btn.active::after {
	content: '';
	position: absolute;
	bottom: -1px; left: 0; right: 0;
	height: 2px;
	background: var(--accent);
	border-radius: 2px 2px 0 0;
}
.sdk-tab-panel pre.sdk-pre {
	border-radius: 0 var(--radius-control) var(--radius-control) var(--radius-control);
}
.sdk-tab-panel[hidden] { display: none; }

.sdk-tab-copy-row {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	padding: 6px 12px 0;
	background: var(--surface-1);
	border-left: 1px solid var(--stroke);
	border-right: 1px solid var(--stroke);
}

/* ── Quick-start steps ─────────────────────────────────────────────── */
.sdk-steps {
	display: flex;
	flex-direction: column;
	gap: 48px;
}
.sdk-step {
	display: grid;
	grid-template-columns: 44px 1fr;
	gap: 20px;
}
.sdk-step-num {
	width: 44px; height: 44px;
	border-radius: 50%;
	background: rgba(160, 160, 160, 0.08);
	border: 1.5px solid rgba(160, 160, 160, 0.2);
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: 'Space Grotesk', sans-serif;
	font-size: 16px;
	font-weight: 700;
	color: var(--accent);
	flex-shrink: 0;
	margin-top: 2px;
}
.sdk-step-body {}
.sdk-step-title {
	font-family: 'Space Grotesk', sans-serif;
	font-size: 18px;
	font-weight: 600;
	color: var(--ink);
	margin: 0 0 6px;
}
.sdk-step-desc {
	font-size: 14px;
	line-height: 1.65;
	color: var(--ink-dim);
	margin: 0 0 14px;
}
.sdk-step-desc a { color: var(--accent); text-decoration: none; }
.sdk-step-desc a:hover { text-decoration: underline; }
.sdk-step-desc code {
	color: var(--accent);
	font-family: ui-monospace, monospace;
	font-size: 12.5px;
	background: rgba(160, 160, 160, 0.08);
	padding: 1px 5px;
	border-radius: 3px;
}

/* ── Interactive Playground ────────────────────────────────────────── */
.sdk-playground {
	background: var(--surface-1);
	border: 1.5px solid var(--stroke);
	border-radius: var(--radius-card);
	overflow: hidden;
}
.sdk-playground-layout {
	display: grid;
	grid-template-columns: 1fr 1fr;
	min-height: 520px;
}
.sdk-playground-stage {
	position: relative;
	background: #060606;
	border-right: 1px solid var(--stroke);
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
}
.sdk-playground-stage three-ws-viewer {
	display: block;
	width: 100%;
	height: 100%;
}
.sdk-playground-stage-label {
	position: absolute;
	top: 14px;
	left: 14px;
	background: rgba(0, 0, 0, 0.6);
	backdrop-filter: blur(8px);
	border: 1px solid var(--stroke);
	border-radius: 6px;
	padding: 4px 10px;
	font-size: 11px;
	font-weight: 600;
	color: var(--ink-dim);
	letter-spacing: 0.04em;
	text-transform: uppercase;
	z-index: 2;
}
.sdk-playground-controls {
	display: flex;
	flex-direction: column;
}
.sdk-playground-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 14px 20px;
	border-bottom: 1px solid var(--stroke);
}
.sdk-playground-header-title {
	font-size: 12px;
	font-weight: 600;
	color: var(--ink-dim);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}
.sdk-playground-config {
	padding: 20px;
	display: flex;
	flex-direction: column;
	gap: 16px;
	border-bottom: 1px solid var(--stroke);
}
.sdk-pg-field {
	display: flex;
	flex-direction: column;
	gap: 6px;
}
.sdk-pg-field label {
	font-size: 12px;
	font-weight: 600;
	color: var(--ink-dim);
	letter-spacing: 0.03em;
}
.sdk-pg-field select,
.sdk-pg-field input[type="text"] {
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid var(--stroke-strong);
	border-radius: 6px;
	padding: 8px 12px;
	font: 13px/1.4 'Inter', sans-serif;
	color: var(--ink);
	outline: none;
	transition: border-color 0.15s;
}
.sdk-pg-field select:focus,
.sdk-pg-field input[type="text"]:focus {
	border-color: var(--accent);
}
.sdk-pg-field select option { background: #111; }
.sdk-pg-toggle-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.sdk-pg-toggle {
	position: relative;
	width: 36px;
	height: 20px;
	border-radius: 10px;
	background: rgba(255, 255, 255, 0.1);
	border: none;
	cursor: pointer;
	transition: background 0.2s;
	padding: 0;
}
.sdk-pg-toggle::after {
	content: '';
	position: absolute;
	top: 2px; left: 2px;
	width: 16px; height: 16px;
	border-radius: 50%;
	background: #fff;
	transition: transform 0.2s;
}
.sdk-pg-toggle.active {
	background: var(--accent);
}
.sdk-pg-toggle.active::after {
	transform: translateX(16px);
}
.sdk-playground-code {
	flex: 1;
	overflow: auto;
}
.sdk-playground-code pre.sdk-pre {
	border: none;
	border-radius: 0;
	height: 100%;
	min-height: 200px;
}

/* ── Creator live demo ─────────────────────────────────────────────── */
.sdk-creator-demo-card {
	background: var(--surface-1);
	border: 1.5px solid var(--stroke);
	border-radius: var(--radius-card);
	padding: 32px;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 16px;
}
.sdk-creator-desc {
	font-size: 14px;
	line-height: 1.65;
	color: var(--ink-dim);
	margin: 0;
}
.sdk-creator-status {
	font-size: 13px;
	font-family: ui-monospace, monospace;
	padding: 8px 14px;
	border-radius: 6px;
	background: rgba(255, 255, 255, 0.04);
	color: var(--ink-dim);
	min-height: 34px;
	width: 100%;
	box-sizing: border-box;
	display: none;
}
.sdk-creator-status.info { display: block; color: var(--accent); background: rgba(160, 160, 160, 0.06); }
.sdk-creator-status.ok   { display: block; color: var(--ink-dim); background: rgba(167, 167, 167, 0.06); }
.sdk-creator-status.err  { display: block; color: var(--ink-dim); background: rgba(153, 153, 153, 0.06); }
.sdk-creator-status.muted { display: block; color: var(--ink-dim); }

/* ── Comparison table ──────────────────────────────────────────────── */
.sdk-table-wrap {
	overflow-x: auto;
	border-radius: var(--radius-card);
	border: 1.5px solid var(--stroke);
}
table.sdk-table {
	width: 100%;
	border-collapse: collapse;
	background: var(--surface-1);
	font-size: 14px;
}
.sdk-table th {
	background: rgba(255, 255, 255, 0.04);
	padding: 14px 20px;
	text-align: left;
	font-family: 'Space Grotesk', sans-serif;
	font-size: 13px;
	font-weight: 600;
	color: var(--ink);
	letter-spacing: 0.01em;
	border-bottom: 1px solid var(--stroke);
}
.sdk-table th:first-child { border-radius: var(--radius-control) 0 0 0; }
.sdk-table th:last-child  { border-radius: 0 var(--radius-control) 0 0; }
.sdk-table td {
	padding: 13px 20px;
	color: var(--ink-dim);
	border-bottom: 1px solid rgba(255, 255, 255, 0.03);
	vertical-align: top;
}
.sdk-table tr:last-child td { border-bottom: none; }
.sdk-table tr:hover td { background: rgba(255, 255, 255, 0.02); }
.sdk-table td:first-child { color: var(--ink); font-weight: 500; }
.sdk-table .check { color: var(--ink-dim); font-weight: 700; }
.sdk-table .cross { color: var(--ink-dim); }
.sdk-table .col-three { color: var(--ink); }

/* ── API reference cards ───────────────────────────────────────────── */
.sdk-api-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 16px;
}
.sdk-api-card {
	background: var(--surface-1);
	border: 1.5px solid var(--stroke);
	border-radius: var(--radius-card);
	overflow: hidden;
	transition: border-color 0.25s, transform 0.25s;
}
.sdk-api-card:hover {
	border-color: var(--stroke-strong);
	transform: translateY(-2px);
}
.sdk-api-card-head {
	background: rgba(255, 255, 255, 0.03);
	border-bottom: 1px solid var(--stroke);
	padding: 14px 18px;
	display: flex;
	align-items: center;
	gap: 10px;
}
.sdk-api-export-badge {
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	background: rgba(160, 160, 160, 0.12);
	border: 1px solid rgba(160, 160, 160, 0.25);
	color: var(--accent);
	padding: 2px 7px;
	border-radius: 4px;
}
.sdk-api-name {
	font-family: ui-monospace, monospace;
	font-size: 14px;
	font-weight: 600;
	color: var(--ink);
}
.sdk-api-card-body {
	padding: 16px 18px;
}
.sdk-api-desc {
	font-size: 13.5px;
	line-height: 1.6;
	color: var(--ink-dim);
	margin: 0 0 14px;
}
.sdk-api-desc code {
	color: var(--accent);
	font-family: ui-monospace, monospace;
	font-size: 12px;
}
.sdk-api-props {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 8px;
}
.sdk-api-props li {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: 8px;
	align-items: baseline;
}
.sdk-api-prop-name {
	font-family: ui-monospace, monospace;
	font-size: 12px;
	color: var(--accent);
	white-space: nowrap;
}
.sdk-api-prop-desc {
	font-size: 12.5px;
	color: var(--ink-dim);
	line-height: 1.5;
}

/* ── CTA banner ────────────────────────────────────────────────────── */
.sdk-cta-banner {
	border-radius: var(--radius-card);
	background: linear-gradient(135deg, rgba(160, 160, 160, 0.12) 0%, rgba(149, 149, 149, 0.06) 100%);
	border: 1.5px solid rgba(160, 160, 160, 0.2);
	padding: 48px 40px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
	position: relative;
	overflow: hidden;
}
.sdk-cta-banner::before {
	content: '';
	position: absolute;
	inset: 0;
	background: radial-gradient(ellipse at 80% 50%, rgba(160, 160, 160, 0.1) 0%, transparent 60%);
	pointer-events: none;
}
.sdk-cta-banner h2 {
	font-family: 'Space Grotesk', sans-serif;
	font-size: 28px;
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 8px;
	color: #ffffff;
}
.sdk-cta-banner p {
	font-size: 15px;
	color: var(--ink-dim);
	margin: 0;
	max-width: 46ch;
}
.sdk-cta-banner-actions {
	display: flex;
	gap: 12px;
	flex-shrink: 0;
	flex-wrap: wrap;
}

/* ── Mobile ────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
	.sdk-hero { padding: 72px 0 0; min-height: auto; }
	.sdk-hero-inner {
		grid-template-columns: 1fr;
		gap: 32px;
		padding-bottom: 48px;
	}
	.sdk-hero-viewer { order: -1; }
	.sdk-hero-viewer-frame {
		aspect-ratio: 16 / 9;
		max-height: 300px;
	}
	.sdk-hero-scroll { display: none; }
	.sdk-stats { gap: 20px; flex-wrap: wrap; }
	.sdk-code-section {
		grid-template-columns: 1fr;
		gap: 24px;
	}
	.sdk-code-section.reversed { direction: ltr; }
	.sdk-playground-layout {
		grid-template-columns: 1fr;
	}
	.sdk-playground-stage {
		border-right: none;
		border-bottom: 1px solid var(--stroke);
		min-height: 320px;
	}
	.sdk-cta-banner {
		flex-direction: column;
		padding: 32px 24px;
		text-align: center;
	}
	.sdk-cta-banner p { margin: 0 auto; }
	.sdk-cta-banner-actions { justify-content: center; }
}
@media (max-width: 600px) {
	.sdk-hero-h1 { font-size: 32px; }
	.sdk-hero-sub { font-size: 15px; }
	.sdk-section { padding: 64px 0; }
	.sdk-h2 { font-size: 24px; }
	.sdk-feature-grid { grid-template-columns: 1fr; }
	.sdk-api-grid { grid-template-columns: 1fr; }
	.sdk-step { grid-template-columns: 36px 1fr; gap: 14px; }
	.sdk-step-num { width: 36px; height: 36px; font-size: 14px; }
	pre.sdk-pre { font-size: 11.5px; padding: 14px; }
	.sdk-stats { flex-direction: column; gap: 16px; }
}