/* ═══════════════════════════════════════
   Design System — Portfolio Portal
   ═══════════════════════════════════════ */

html[data-theme="light"] {
	--bg: #faf9f7;
	--bg-soft: #f4f3ef;
	--surface: #ffffff;
	--surface-glass: rgba(255, 255, 255, 0.72);
	--text: #1c1917;
	--text-secondary: #57534e;
	--muted: #78716c;
	--line: rgba(28, 25, 23, 0.07);
	--line-strong: rgba(28, 25, 23, 0.12);
	--shadow-sm: 0 1px 2px rgba(28, 25, 23, 0.04);
	--shadow-md: 0 4px 16px rgba(28, 25, 23, 0.06), 0 1px 3px rgba(28, 25, 23, 0.04);
	--shadow-lg: 0 20px 50px rgba(28, 25, 23, 0.08), 0 8px 20px rgba(28, 25, 23, 0.04);
	--glow: rgba(28, 25, 23, 0.04);
	--mesh-1: rgba(251, 207, 232, 0.35);
	--mesh-2: rgba(153, 246, 228, 0.28);
	--mesh-3: rgba(233, 213, 255, 0.22);
	--accent-grad: linear-gradient(135deg, #db2777 0%, #0d9488 100%);
	--grid-color: rgba(28, 25, 23, 0.035);
	--toggle-bg: #e7e5e4;
	--toggle-knob: #ffffff;
	--cord: #7a6654;
}

html[data-theme="dark"] {
	--bg: #0c0c0e;
	--bg-soft: #141416;
	--surface: rgba(255, 255, 255, 0.04);
	--surface-glass: rgba(20, 20, 22, 0.82);
	--text: #fafaf9;
	--text-secondary: #d6d3d1;
	--muted: rgba(250, 250, 249, 0.45);
	--line: rgba(255, 255, 255, 0.07);
	--line-strong: rgba(255, 255, 255, 0.12);
	--shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
	--shadow-md: 0 8px 32px rgba(0, 0, 0, 0.35);
	--shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.5);
	--glow: rgba(255, 255, 255, 0.05);
	--mesh-1: rgba(219, 39, 119, 0.08);
	--mesh-2: rgba(13, 148, 136, 0.07);
	--mesh-3: rgba(124, 58, 237, 0.06);
	--accent-grad: linear-gradient(135deg, #f472b6 0%, #2dd4bf 100%);
	--grid-color: rgba(255, 255, 255, 0.03);
	--toggle-bg: #3f3f46;
	--toggle-knob: #fafaf9;
	--cord: #a8947a;
}

:root {
	--display: "Instrument Serif", "Noto Serif SC", Georgia, serif;
	--sans: "DM Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
	--mono: "DM Sans", ui-monospace, monospace;
	--radius-sm: 12px;
	--radius-md: 20px;
	--radius-lg: 28px;
	--ease-out: cubic-bezier(0.16, 1, 0.3, 1);
	--ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		transition-duration: 0.01ms !important;
	}
}

body {
	margin: 0;
	min-height: 100dvh;
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	font-size: 15px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	transition: background 0.5s var(--ease-out), color 0.5s var(--ease-out);
}

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

/* ── Scene / Background ── */
.scene {
	position: fixed;
	inset: 0;
	pointer-events: none;
	z-index: 0;
	overflow: hidden;
}

.mesh {
	position: absolute;
	inset: 0;
	background:
		radial-gradient(ellipse 80% 60% at 10% 0%, var(--mesh-1), transparent 55%),
		radial-gradient(ellipse 60% 50% at 95% 15%, var(--mesh-2), transparent 50%),
		radial-gradient(ellipse 50% 40% at 50% 100%, var(--mesh-3), transparent 55%);
	transition: background 0.6s var(--ease-out);
}

.grid-bg {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(var(--grid-color) 1px, transparent 1px),
		linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
	background-size: 64px 64px;
	mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent);
}

.grain {
	position: absolute;
	inset: 0;
	opacity: 0.028;
	background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.orb {
	position: absolute;
	border-radius: 50%;
	filter: blur(80px);
	animation: float 20s ease-in-out infinite alternate;
}

.orb-1 { width: 420px; height: 420px; top: -8%; right: 5%; background: var(--mesh-1); }
.orb-2 { width: 360px; height: 360px; bottom: 10%; left: -5%; background: var(--mesh-2); animation-delay: -7s; }
.orb-3 { width: 280px; height: 280px; top: 45%; left: 40%; background: var(--mesh-3); animation-delay: -14s; }

@keyframes float {
	from { transform: translate(0, 0) scale(1); }
	to { transform: translate(2%, 3%) scale(1.05); }
}

/* ── Layout ── */
.page {
	position: relative;
	z-index: 1;
	max-width: 1080px;
	margin: 0 auto;
	padding: 16px clamp(16px, 4vw, 32px) 96px;
}

/* ── Topbar ── */
.topbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: clamp(20px, 3.5vw, 32px);
	padding: 8px 12px;
	border-radius: 999px;
	background: var(--surface-glass);
	border: 1px solid var(--line);
	backdrop-filter: blur(16px) saturate(1.2);
	box-shadow: var(--shadow-sm);
}

.brand {
	display: flex;
	align-items: center;
	gap: 12px;
}

.brand-mark {
	position: relative;
	width: 32px;
	height: 32px;
	border-radius: 10px;
	background: var(--accent-grad);
	display: grid;
	place-items: center;
	box-shadow: 0 4px 12px rgba(219, 39, 119, 0.2);
}

.brand-mark::after {
	content: "";
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: white;
	box-shadow: 0 0 8px rgba(255,255,255,0.8);
}

.brand-pulse {
	position: absolute;
	inset: -4px;
	border-radius: 14px;
	border: 1px solid rgba(219, 39, 119, 0.3);
	animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
	0%, 100% { opacity: 0.4; transform: scale(1); }
	50% { opacity: 0; transform: scale(1.15); }
}

.brand-text {
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 0.06em;
	color: var(--text);
}

.toolbar {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	justify-content: flex-end;
}

.pill {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 8px 14px;
	border-radius: 999px;
	background: var(--surface);
	border: 1px solid var(--line);
	font-size: 12px;
	font-weight: 500;
	color: var(--muted);
	transition: all 0.4s var(--ease-out);
}

.pill-live { color: var(--text); }

.pill-link {
	text-decoration: none;
	color: var(--text-secondary);
	border: 1px solid var(--line);
	background: var(--surface-glass);
	transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.pill-link:hover {
	color: var(--text);
	border-color: var(--line-strong);
	transform: translateY(-1px);
}

.pill-label-short {
	display: none;
}

.pill-dot {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #22c55e;
	box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
	animation: breathe 2.5s ease-in-out infinite;
}

@keyframes breathe {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.55; }
}

.clock {
	flex-direction: column;
	align-items: flex-end;
	gap: 1px;
	padding: 8px 14px;
}

.clock-date {
	font-size: 11px;
	color: var(--muted);
	white-space: nowrap;
}

.clock-time {
	font-family: var(--mono);
	font-size: 13px;
	font-weight: 600;
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.06em;
	color: var(--text);
}

/* ── Pull-cord lamp (E-style SVG) ── */
.lamp {
	--pull: 0px;
	appearance: none;
	border: none;
	background: transparent;
	padding: 0;
	cursor: grab;
	touch-action: none;
	display: flex;
	flex-direction: column;
	align-items: center;
	color: var(--cord);
	filter: drop-shadow(0 4px 12px rgba(62, 48, 36, 0.1));
}

.lamp:active { cursor: grabbing; }

.bulb-svg {
	width: 52px;
	height: auto;
	display: block;
}

.bulb-on { opacity: 0; transition: opacity 0.4s ease; }
.lamp.is-on .bulb-on { opacity: 1; }
.lamp.is-on .bulb-off { opacity: 0; }
.lamp.is-on .bulb-off,
.lamp.is-on .bulb-on { transition: opacity 0.4s ease; }

.cord-svg {
	width: 22px;
	height: calc(44px + var(--pull));
	margin-top: -6px;
	overflow: visible;
}

.cord-handle {
	transform: translateY(var(--pull));
	transition: transform 0.06s linear;
}

.lamp.is-pulling .cord-handle { filter: brightness(0.85); }

.lamp:focus-visible {
	outline: 2px solid color-mix(in srgb, var(--accent-grad) 50%, var(--text));
	outline-offset: 6px;
	border-radius: 8px;
}

.bowl-wrap {
	width: min(240px, 100%);
	margin-top: -10px;
}

#tank {
	display: block;
	width: 100%;
	height: auto;
	max-height: 150px;
}

/* ── Hero ── */
.hero {
	display: grid;
	grid-template-columns: 1fr auto;
	align-items: center;
	gap: clamp(16px, 3vw, 32px);
	margin-bottom: clamp(20px, 3.5vw, 32px);
}

.hero-content {
	min-width: 0;
}

.hero-meta {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 14px;
}

.eyebrow-line {
	width: 32px;
	height: 1px;
	background: var(--accent-grad);
}

.eyebrow {
	margin: 0;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.2em;
	color: var(--muted);
}

.hero-title {
	margin: 0;
	font-family: var(--display);
	font-weight: 400;
	line-height: 0.92;
	letter-spacing: -0.02em;
}

.title-cn {
	display: block;
	font-size: clamp(2.2rem, 6.5vw, 3.6rem);
	color: var(--text);
}

.title-accent {
	display: block;
	font-size: clamp(2.4rem, 7vw, 4rem);
	font-style: italic;
	background: var(--accent-grad);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-top: 22px;
}

.action-btn {
	appearance: none;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 16px;
	border-radius: 999px;
	border: 1px solid var(--line-strong);
	background: var(--surface-glass);
	color: var(--text-secondary);
	font-family: var(--sans);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.04em;
	cursor: pointer;
	text-decoration: none;
	backdrop-filter: blur(10px);
	transition:
		transform 0.25s var(--ease-out),
		border-color 0.25s ease,
		color 0.25s ease,
		background 0.25s ease,
		box-shadow 0.25s ease;
}

.action-btn:hover,
.action-btn:focus-visible {
	color: var(--text);
	border-color: color-mix(in srgb, var(--text) 22%, var(--line));
	transform: translateY(-1px);
	outline: none;
}

.action-btn.action-primary {
	border: none;
	color: #fff;
	background: var(--accent-grad);
	box-shadow: 0 8px 20px rgba(219, 39, 119, 0.18);
}

.action-btn.action-primary:hover,
.action-btn.action-primary:focus-visible {
	color: #fff;
	transform: translateY(-2px);
	box-shadow: 0 12px 28px rgba(13, 148, 136, 0.22);
}

.action-ico {
	font-size: 12px;
	opacity: 0.85;
	line-height: 1;
}

/* Shared icon buttons */
.icon-btn {
	appearance: none;
	width: 32px;
	height: 32px;
	padding: 0;
	border-radius: 10px;
	border: 1px solid var(--line);
	background: var(--surface-glass);
	color: var(--text-secondary);
	display: inline-grid;
	place-items: center;
	cursor: pointer;
	transition:
		transform 0.2s var(--ease-out),
		color 0.2s ease,
		border-color 0.2s ease,
		background 0.2s ease;
}

.icon-btn svg {
	width: 14px;
	height: 14px;
}

.icon-btn:hover,
.icon-btn:focus-visible {
	color: var(--text);
	border-color: var(--line-strong);
	transform: translateY(-1px);
	outline: none;
}

.icon-btn.is-active {
	color: var(--text);
	border-color: color-mix(in srgb, #0d9488 35%, var(--line));
	background: color-mix(in srgb, #0d9488 10%, var(--surface));
}

.icon-btn:disabled {
	opacity: 0.35;
	pointer-events: none;
	transform: none;
}

/* Hero aside — lamp + fishbowl + scroll cue */
.hero-aside {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0;
	flex-shrink: 0;
	padding-top: 0;
}

.scroll-hint {
	display: none;
	flex-direction: column;
	align-items: center;
	color: var(--muted);
	transition: color 0.3s ease;
}

.scroll-hint:hover { color: var(--text); }

.scroll-line {
	display: block;
	width: 1px;
	height: 56px;
	background: linear-gradient(180deg, var(--text), transparent);
	opacity: 0.3;
	animation: scroll-pulse 2.4s ease-in-out infinite;
}

@keyframes scroll-pulse {
	0%, 100% { transform: scaleY(0.6); opacity: 0.25; }
	50% { transform: scaleY(1); opacity: 0.55; }
}

/* ── Works section ── */
.works {
	display: flex;
	flex-direction: column;
	gap: 22px;
}

.section-head {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 10px 16px;
	position: sticky;
	top: 8px;
	z-index: 5;
	padding: 8px 0 10px;
	margin: 0 -4px;
	padding-left: 4px;
	padding-right: 4px;
	background: linear-gradient(
		180deg,
		color-mix(in srgb, var(--bg) 94%, transparent) 55%,
		transparent
	);
	backdrop-filter: blur(10px);
}

.section-title {
	flex-shrink: 0;
}

.section-title h2 {
	margin: 0 0 4px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.14em;
	color: var(--text);
}

.section-title p {
	margin: 0;
	font-size: 12px;
	color: var(--muted);
	font-variant-numeric: tabular-nums;
}

.section-line {
	flex: 1 1 40px;
	min-width: 24px;
	height: 1px;
	background: linear-gradient(90deg, var(--line-strong), transparent);
}

.works-filters {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 2px 14px;
	width: 100%;
	order: 3;
}

.filter-btn {
	appearance: none;
	border: none;
	background: transparent;
	padding: 4px 0;
	margin: 0;
	font-family: var(--sans);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.06em;
	color: var(--muted);
	cursor: pointer;
	position: relative;
	transition: color 0.25s var(--ease-out);
}

.filter-btn::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	height: 1px;
	background: var(--accent-grad);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform 0.3s var(--ease-out);
}

.filter-btn:hover { color: var(--text-secondary); }

.filter-btn.is-active {
	color: var(--text);
}

.filter-btn.is-active::after {
	transform: scaleX(1);
}

.filter-btn:focus-visible {
	outline: 2px solid color-mix(in srgb, #0d9488 50%, var(--text));
	outline-offset: 4px;
	border-radius: 4px;
}

.rail-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 10px;
	flex-wrap: wrap;
}

.rail-title-wrap {
	display: flex;
	align-items: baseline;
	gap: 10px;
	min-width: 0;
}

.rail-label {
	margin: 0;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--muted);
}

.rail-hint {
	margin: 0;
	font-size: 11px;
	color: var(--muted);
	font-variant-numeric: tabular-nums;
}

.rail-tools,
.catalog-tools {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	justify-content: flex-end;
}

.rail-nav,
.view-toggle {
	display: inline-flex;
	align-items: center;
	gap: 4px;
}

.year-jumps {
	display: inline-flex;
	align-items: center;
	gap: 2px;
	flex-wrap: wrap;
}

.year-jump {
	appearance: none;
	border: none;
	background: transparent;
	padding: 5px 8px;
	margin: 0;
	font-family: var(--display);
	font-size: 0.95rem;
	font-weight: 400;
	letter-spacing: 0.02em;
	color: var(--muted);
	cursor: pointer;
	border-radius: 8px;
	transition: color 0.2s ease, background 0.2s ease;
}

.year-jump:hover,
.year-jump:focus-visible {
	color: var(--text);
	background: color-mix(in srgb, var(--text) 5%, transparent);
	outline: none;
}

.featured-block {
	min-width: 0;
	padding-bottom: 4px;
	border-bottom: 1px solid var(--line);
}

.featured-rail {
	display: grid;
	grid-auto-flow: column;
	grid-auto-columns: minmax(240px, 300px);
	gap: 12px;
	overflow-x: auto;
	overscroll-behavior-x: contain;
	scroll-snap-type: x mandatory;
	scroll-padding-inline: 2px;
	padding: 2px 2px 10px;
	margin: 0 -2px;
	scrollbar-width: thin;
	scrollbar-color: var(--line-strong) transparent;
}

.featured-rail::-webkit-scrollbar {
	height: 4px;
}

.featured-rail::-webkit-scrollbar-thumb {
	background: var(--line-strong);
	border-radius: 999px;
}

/* ── Featured cards ── */
.card {
	--accent: #0d9488;
	--tint: #f0fdfa;
	position: relative;
	display: flex;
	flex-direction: column;
	min-height: 168px;
	padding: 16px 18px 14px;
	border-radius: var(--radius-md);
	border: 1px solid var(--line);
	box-shadow: var(--shadow-sm);
	overflow: hidden;
	isolation: isolate;
	scroll-snap-align: start;
	content-visibility: auto;
	contain-intrinsic-size: 168px;
	transition:
		transform 0.4s var(--ease-out),
		box-shadow 0.4s var(--ease-out),
		border-color 0.4s var(--ease-out);
}

html[data-theme="light"] .card {
	background: linear-gradient(165deg, var(--tint) 0%, var(--surface) 72%);
}

html[data-theme="dark"] .card {
	background: var(--surface);
	backdrop-filter: blur(12px);
}

.card::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 2px;
	background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 35%, transparent));
	opacity: 0.9;
}

.card-glow {
	position: absolute;
	inset: 0;
	background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), var(--glow), transparent 42%);
	opacity: 0;
	transition: opacity 0.35s ease;
	pointer-events: none;
}

.card:not(.disabled):hover .card-glow,
.card:not(.disabled):focus-visible .card-glow { opacity: 1; }

.card:not(.disabled):hover,
.card:not(.disabled):focus-visible {
	transform: translateY(-3px);
	box-shadow: var(--shadow-md);
	border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
	outline: none;
}

.card.disabled {
	opacity: 0.55;
	pointer-events: none;
	filter: grayscale(0.15);
}

.card.disabled::before { opacity: 0.35; }

.card-top {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 12px;
	position: relative;
	z-index: 1;
}

.card-icon {
	width: 34px;
	height: 34px;
	border-radius: 10px;
	display: grid;
	place-items: center;
	font-size: 0.95rem;
	color: var(--accent);
	background: color-mix(in srgb, var(--accent) 12%, transparent);
	border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
}

.card-tag {
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.1em;
	padding: 4px 0;
	color: var(--accent);
	background: transparent;
	border: none;
}

.card-body {
	position: relative;
	z-index: 1;
	flex: 1;
	margin-top: 12px;
}

.card h3 {
	margin: 0 0 6px;
	font-family: var(--display);
	font-size: clamp(1.2rem, 2.1vw, 1.5rem);
	font-weight: 400;
	line-height: 1.15;
	letter-spacing: -0.01em;
}

.card p {
	margin: 0;
	font-size: 0.82rem;
	line-height: 1.45;
	color: var(--text-secondary);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.card-foot {
	position: relative;
	z-index: 1;
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-top: 14px;
	padding-top: 10px;
	border-top: 1px solid var(--line);
}

.card-year {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	font-size: 12px;
	font-weight: 500;
	color: var(--muted);
	font-variant-numeric: tabular-nums;
}

.card-version {
	display: inline-flex;
	align-items: center;
	padding: 2px 7px;
	border-radius: 999px;
	border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
	color: var(--text-secondary);
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.04em;
}

.card-cta {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 12px;
	font-weight: 600;
	color: var(--accent);
}

.cta-badge {
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.06em;
	padding: 3px 0;
	background: transparent;
	border: none;
	color: var(--accent);
}

.card.disabled .cta-badge {
	color: var(--muted);
}

.cta-arrow {
	width: 28px;
	height: 28px;
	border-radius: 50%;
	display: grid;
	place-items: center;
	background: var(--accent);
	color: white;
	transition: transform 0.35s var(--ease-spring);
}

.cta-arrow svg {
	width: 13px;
	height: 13px;
}

.card:not(.disabled):hover .cta-arrow { transform: translate(2px, -2px) scale(1.04); }

/* ── Compact catalog ── */
.catalog-block {
	min-width: 0;
}

.catalog {
	display: flex;
	flex-direction: column;
}

.year-block {
	scroll-margin-top: 72px;
	border-radius: 12px;
	transition: background 0.45s ease, box-shadow 0.45s ease;
}

.year-block.is-flash {
	background: color-mix(in srgb, #0d9488 8%, transparent);
	box-shadow: inset 0 0 0 1px color-mix(in srgb, #0d9488 18%, transparent);
}

.year-block.is-collapsed .year-items {
	display: none;
}

.year-block.is-collapsed .year-group-chevron {
	transform: rotate(-90deg);
}

.year-group {
	appearance: none;
	width: 100%;
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 14px 4px 6px;
	margin: 0;
	border: none;
	background: transparent;
	font: inherit;
	color: inherit;
	cursor: pointer;
	text-align: left;
	border-radius: 10px;
	transition: background 0.2s ease;
}

.year-block:first-child .year-group {
	padding-top: 4px;
}

.year-group:hover,
.year-group:focus-visible {
	background: color-mix(in srgb, var(--text) 3.5%, transparent);
	outline: none;
}

.year-group-label {
	margin: 0;
	flex-shrink: 0;
	font-family: var(--display);
	font-size: 1.05rem;
	font-weight: 400;
	letter-spacing: 0.04em;
	font-variant-numeric: tabular-nums;
	color: var(--text-secondary);
}

.year-group-count {
	flex-shrink: 0;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.04em;
	color: var(--muted);
}

.year-group-line {
	flex: 1;
	height: 1px;
	background: linear-gradient(90deg, var(--line-strong), transparent 85%);
	opacity: 0.85;
}

.year-group-chevron {
	display: inline-grid;
	place-items: center;
	width: 22px;
	height: 22px;
	color: var(--muted);
	transition: transform 0.25s var(--ease-out);
}

.year-group-chevron svg {
	width: 14px;
	height: 14px;
}

.year-items {
	display: flex;
	flex-direction: column;
}

/* Grid view for catalog */
.catalog[data-view="grid"] .year-items {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 10px;
	padding: 6px 0 10px;
}

.catalog[data-view="grid"] .work-row {
	grid-template-columns: 1fr;
	align-items: start;
	gap: 10px;
	padding: 14px;
	border: 1px solid var(--line);
	border-radius: var(--radius-sm);
	background: color-mix(in srgb, var(--surface) 80%, transparent);
	min-height: 118px;
	content-visibility: visible;
}

.catalog[data-view="grid"] .work-row-icon,
.catalog[data-view="grid"] .work-row-mark {
	width: 34px;
	height: 34px;
}

.catalog[data-view="grid"] .work-row-meta {
	display: none;
}

.catalog[data-view="grid"] .work-row-go {
	position: absolute;
	right: 12px;
	bottom: 12px;
}

.catalog[data-view="grid"] .work-row {
	position: relative;
	padding-bottom: 42px;
}

.catalog[data-view="grid"] .work-row-desc {
	white-space: normal;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	opacity: 0.9;
}

.work-row {
	--accent: #0d9488;
	--tint: transparent;
	display: grid;
	grid-template-columns: 32px minmax(0, 1fr) auto 24px;
	align-items: center;
	gap: 10px 14px;
	padding: 11px 4px;
	border-bottom: 1px solid var(--line);
	color: inherit;
	content-visibility: auto;
	contain-intrinsic-size: 56px;
	transition: background 0.25s var(--ease-out);
}

.work-row:hover,
.work-row:focus-visible {
	background: color-mix(in srgb, var(--accent) 6%, transparent);
	outline: none;
}

.work-row.disabled {
	opacity: 0.5;
	pointer-events: none;
}

.work-row-icon,
.work-row-mark {
	width: 32px;
	height: 32px;
	border-radius: 9px;
	display: grid;
	place-items: center;
	font-size: 0.9rem;
	color: var(--accent);
	background: color-mix(in srgb, var(--accent) 10%, transparent);
	border: 1px solid color-mix(in srgb, var(--accent) 16%, transparent);
	flex-shrink: 0;
}

.work-row-mark {
	background: transparent;
	border-color: var(--line);
}

.work-row-mark::after {
	content: "";
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: var(--accent);
	opacity: 0.7;
}

.work-row-main {
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.work-row-title {
	font-family: var(--display);
	font-size: 1.08rem;
	font-weight: 400;
	line-height: 1.2;
	letter-spacing: -0.01em;
	color: var(--text);
}

.work-row-desc {
	font-size: 0.78rem;
	line-height: 1.4;
	color: var(--muted);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 52ch;
}

@media (hover: hover) and (pointer: fine) {
	.work-row-desc {
		opacity: 0.72;
		transition: opacity 0.2s ease;
	}

	.work-row:hover .work-row-desc,
	.work-row:focus-visible .work-row-desc {
		opacity: 1;
		color: var(--text-secondary);
	}
}

.work-row-meta {
	display: inline-flex;
	align-items: center;
	flex-wrap: wrap;
	justify-content: flex-end;
	gap: 6px;
	font-size: 11px;
	font-weight: 500;
	color: var(--muted);
	font-variant-numeric: tabular-nums;
	text-align: right;
	max-width: 180px;
	line-height: 1.35;
}

.meta-dot {
	width: 3px;
	height: 3px;
	border-radius: 50%;
	background: var(--line-strong);
	display: inline-block;
}

.work-row-go {
	width: 24px;
	height: 24px;
	border-radius: 50%;
	display: grid;
	place-items: center;
	color: var(--accent);
	background: transparent;
	border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
	transition: transform 0.3s var(--ease-spring), background 0.3s ease, color 0.3s ease;
}

.work-row-go svg {
	width: 11px;
	height: 11px;
}

.work-row:hover .work-row-go,
.work-row:focus-visible .work-row-go {
	transform: translate(1px, -1px);
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}

.work-row.is-featured .work-row-title::after {
	content: "精选";
	margin-left: 8px;
	font-family: var(--sans);
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: var(--accent);
	vertical-align: middle;
}

.catalog-more {
	appearance: none;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	margin-top: 4px;
	padding: 14px 12px;
	border: none;
	border-top: 1px dashed var(--line-strong);
	background: transparent;
	font-family: var(--sans);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.08em;
	color: var(--text-secondary);
	cursor: pointer;
	transition: color 0.2s ease, background 0.2s ease;
}

.catalog-more:hover,
.catalog-more:focus-visible {
	color: var(--text);
	background: color-mix(in srgb, var(--bg-soft) 80%, transparent);
	outline: none;
}

.catalog-more:focus-visible {
	outline: 2px solid color-mix(in srgb, #0d9488 45%, var(--text));
	outline-offset: 2px;
	border-radius: 8px;
}

.catalog-empty {
	margin: 0;
	padding: 28px 8px;
	text-align: center;
	color: var(--muted);
	font-size: 0.9rem;
}

/* ── Floating dock ── */
.float-dock {
	position: fixed;
	left: max(16px, env(safe-area-inset-left));
	bottom: max(18px, env(safe-area-inset-bottom));
	z-index: 20;
	display: flex;
	flex-direction: column;
	gap: 8px;
	animation: dock-in 0.35s var(--ease-out) both;
}

@keyframes dock-in {
	from { opacity: 0; transform: translateY(10px); }
	to { opacity: 1; transform: translateY(0); }
}

.float-btn {
	appearance: none;
	width: 44px;
	height: 44px;
	padding: 0;
	border-radius: 14px;
	border: 1px solid var(--line-strong);
	background: var(--surface-glass);
	color: var(--text);
	display: grid;
	place-items: center;
	cursor: pointer;
	backdrop-filter: blur(14px) saturate(1.2);
	box-shadow: var(--shadow-md);
	transition:
		transform 0.25s var(--ease-out),
		background 0.25s ease,
		border-color 0.25s ease;
}

.float-btn svg {
	width: 16px;
	height: 16px;
}

.float-btn:hover,
.float-btn:focus-visible {
	transform: translateY(-2px);
	border-color: color-mix(in srgb, var(--text) 20%, var(--line));
	outline: none;
}

.float-btn-accent {
	border: none;
	color: #fff;
	background: var(--accent-grad);
	box-shadow: 0 10px 24px rgba(219, 39, 119, 0.22);
}

.float-btn-accent:hover,
.float-btn-accent:focus-visible {
	color: #fff;
}

/* ── Reveal ── */
.reveal {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.18s; }
.reveal-d3 { transition-delay: 0.26s; }

/* ── Footer ── */
.foot {
	margin-top: clamp(36px, 6vw, 56px);
	text-align: center;
}

.foot-line {
	width: 48px;
	height: 1px;
	margin: 0 auto 20px;
	background: var(--accent-grad);
	opacity: 0.5;
}

.foot-note {
	margin: 0;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.22em;
	color: var(--text-secondary);
}

/* ── Responsive: scale down, keep desktop layout structure ── */
@media (max-width: 800px) {
	.page {
		padding: 16px clamp(14px, 3.5vw, 24px) 48px;
	}

	.topbar {
		margin-bottom: clamp(20px, 4vw, 36px);
		flex-wrap: wrap;
		align-items: center;
		padding: 12px 14px;
		gap: 10px;
		border-radius: var(--radius-lg);
	}

	.brand {
		flex: 1 1 auto;
		min-width: 0;
		gap: 10px;
	}

	.brand-mark {
		width: 28px;
		height: 28px;
		border-radius: 8px;
	}

	.brand-text {
		font-size: 13px;
	}

	.toolbar {
		flex: 1 1 100%;
		flex-wrap: wrap;
		overflow-x: visible;
		justify-content: flex-start;
		gap: 8px;
		max-width: none;
	}

	.toolbar::-webkit-scrollbar {
		display: none;
	}

	.pill {
		padding: 8px 12px;
		font-size: 11px;
		flex-shrink: 0;
	}

	.pill-label-long {
		display: none;
	}

	.pill-label-short {
		display: inline;
	}

	.clock {
		flex-direction: row;
		align-items: center;
		gap: 8px;
		padding: 8px 12px;
	}

	.clock-date {
		display: none;
	}

	.clock-time {
		font-size: 12px;
	}

	.hero {
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: center;
		gap: clamp(12px, 3vw, 24px);
		margin-bottom: clamp(24px, 4vw, 40px);
	}

	.hero-aside {
		flex-direction: column;
		align-items: center;
		width: auto;
		padding-top: 0;
		transform: scale(0.92);
		transform-origin: top right;
	}

	.bowl-wrap {
		width: min(240px, 42vw);
		max-width: none;
	}

	.bulb-svg {
		width: 46px;
	}

	.scroll-hint {
		display: none;
	}

	.works {
		gap: 18px;
	}

	.section-head {
		top: 6px;
		gap: 8px 12px;
	}

	.featured-rail {
		grid-auto-columns: minmax(220px, 72vw);
		gap: 10px;
	}

	.card {
		min-height: 156px;
		padding: 14px 16px;
		contain-intrinsic-size: 156px;
	}

	.card h3 {
		font-size: clamp(1.12rem, 3.8vw, 1.35rem);
	}

	.card p {
		font-size: 0.78rem;
	}

	.card-body {
		margin-top: 10px;
	}

	.card-foot {
		margin-top: 12px;
		padding-top: 10px;
	}

	.hero-actions {
		margin-top: 16px;
		gap: 8px;
	}

	.action-btn {
		padding: 9px 13px;
		font-size: 12px;
	}

	.year-group {
		padding: 12px 2px 4px;
		gap: 8px;
	}

	.year-group-label {
		font-size: 0.98rem;
	}

	.catalog-tools {
		width: 100%;
		justify-content: space-between;
	}

	.catalog[data-view="grid"] .year-items {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 8px;
	}

	.float-dock {
		left: max(12px, env(safe-area-inset-left));
		bottom: max(14px, env(safe-area-inset-bottom));
	}

	.float-btn {
		width: 42px;
		height: 42px;
		border-radius: 13px;
	}

	.work-row {
		grid-template-columns: 30px minmax(0, 1fr) 22px;
		gap: 8px 10px;
		padding: 10px 2px;
	}

	.work-row-icon,
	.work-row-mark {
		width: 30px;
		height: 30px;
		border-radius: 8px;
		font-size: 0.85rem;
	}

	.work-row-meta {
		display: none;
	}

	.work-row-title {
		font-size: 1.02rem;
	}

	.work-row-desc {
		font-size: 0.74rem;
	}

	.work-row-go {
		width: 22px;
		height: 22px;
	}

	.catalog-more {
		padding: 12px 8px;
		font-size: 11px;
	}

	.reveal {
		transition-duration: 0.35s;
	}
}

@media (max-width: 540px) {
	.topbar {
		padding: 12px 14px;
		gap: 10px;
	}

	.toolbar {
		gap: 8px;
	}

	.pill {
		padding: 7px 11px;
	}

	.title-cn,
	.title-accent {
		font-size: clamp(2.2rem, 10vw, 3.2rem);
	}

	.hero-aside {
		transform: scale(0.82);
	}

	.bowl-wrap {
		width: min(200px, 38vw);
	}

	.card {
		padding: 14px;
		min-height: 148px;
	}

	.card-icon {
		width: 32px;
		height: 32px;
		font-size: 0.9rem;
	}

	.cta-arrow {
		width: 24px;
		height: 24px;
	}

	.works-filters {
		gap: 2px 12px;
		overflow-x: auto;
		flex-wrap: nowrap;
		scrollbar-width: none;
		mask-image: linear-gradient(90deg, #000 85%, transparent);
	}

	.works-filters::-webkit-scrollbar { display: none; }

	.filter-btn {
		flex-shrink: 0;
		font-size: 11px;
	}
}

@media (max-width: 400px) {
	.hero {
		grid-template-columns: 1fr;
	}

	.hero-aside {
		justify-self: end;
		transform: scale(0.88);
		transform-origin: top center;
	}
}

/* ── Project detail (hash route #/p/:slug) ── */

.card-engine {
	margin-left: auto;
	font-size: 0.72rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	color: var(--muted);
	padding: 4px 8px;
	border-radius: 999px;
	border: 1px solid var(--line);
	background: color-mix(in srgb, var(--surface) 80%, transparent);
}

.project-detail {
	margin-top: 8px;
	padding: 28px 24px 36px;
	border-radius: var(--radius-lg);
	background:
		radial-gradient(120% 80% at 0% 0%, color-mix(in srgb, var(--accent, #0d9488) 18%, transparent), transparent 55%),
		var(--surface-glass);
	border: 1px solid var(--line);
	box-shadow: var(--shadow-md);
	backdrop-filter: blur(12px);
	animation: detail-in 0.45s var(--ease-out) both;
}

@keyframes detail-in {
	from { opacity: 0; transform: translateY(12px); }
	to { opacity: 1; transform: translateY(0); }
}

.detail-back {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-bottom: 18px;
	font-family: var(--sans);
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--text-secondary);
	text-decoration: none;
	transition: color 0.2s ease;
}

.detail-back:hover { color: var(--text); }

.detail-kicker {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-bottom: 14px;
}

.detail-icon {
	width: 42px;
	height: 42px;
	display: grid;
	place-items: center;
	border-radius: 14px;
	background: color-mix(in srgb, var(--accent, #0d9488) 16%, transparent);
	font-size: 1.15rem;
}

.detail-tag,
.detail-engine {
	font-size: 0.78rem;
	font-weight: 650;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--muted);
	padding: 5px 10px;
	border-radius: 999px;
	border: 1px solid var(--line);
}

.detail-engine {
	color: var(--accent, #0d9488);
	border-color: color-mix(in srgb, var(--accent, #0d9488) 35%, var(--line));
}

.detail-hero h2 {
	margin: 0 0 12px;
	font-family: var(--display);
	font-size: clamp(2rem, 5vw, 3rem);
	font-weight: 500;
	letter-spacing: -0.02em;
	line-height: 1.1;
}

.detail-desc {
	margin: 0 0 18px;
	max-width: 52ch;
	font-size: 1.02rem;
	line-height: 1.65;
	color: var(--text-secondary);
}

.detail-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 10px 14px;
	margin-bottom: 22px;
	font-size: 0.86rem;
	color: var(--muted);
}

.detail-meta span {
	padding: 4px 0;
}

.detail-actions { margin-bottom: 8px; }

.detail-cta {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 12px 18px;
	border-radius: 999px;
	background: var(--accent, #0d9488);
	color: #fff;
	font-weight: 650;
	text-decoration: none;
	box-shadow: 0 10px 24px color-mix(in srgb, var(--accent, #0d9488) 28%, transparent);
	transition: transform 0.2s var(--ease-out), box-shadow 0.2s ease;
}

.detail-cta svg { width: 16px; height: 16px; }
.detail-cta:hover { transform: translateY(-2px); }
.detail-cta.is-disabled {
	background: var(--toggle-bg);
	color: var(--muted);
	box-shadow: none;
	pointer-events: none;
}

.detail-shots {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 12px;
	margin: 28px 0 8px;
}

.detail-shot {
	margin: 0;
	border-radius: var(--radius-md);
	overflow: hidden;
	border: 1px solid var(--line);
	background: var(--bg-soft);
	aspect-ratio: 16 / 10;
}

.detail-shot img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.detail-block {
	margin-top: 28px;
	padding-top: 22px;
	border-top: 1px solid var(--line);
}

.detail-block h3 {
	margin: 0 0 10px;
	font-family: var(--sans);
	font-size: 0.95rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--muted);
}

.detail-changelog {
	margin: 0;
	padding: 14px 16px;
	border-radius: var(--radius-sm);
	background: var(--bg-soft);
	border: 1px solid var(--line);
	font-family: var(--mono);
	font-size: 0.88rem;
	line-height: 1.6;
	white-space: pre-wrap;
	color: var(--text-secondary);
}

.detail-empty {
	padding: 32px 8px 16px;
	text-align: center;
	color: var(--muted);
}

@media (max-width: 640px) {
	.project-detail { padding: 20px 16px 28px; }
	.detail-shots { grid-template-columns: 1fr; }
}