:root {
	color-scheme: light;
	--travel-bg: #f6efe4;
	--travel-paper: rgba(255, 252, 247, 0.92);
	--travel-panel: rgba(255, 250, 244, 0.84);
	--travel-ink: #182a3a;
	--travel-muted: #5a6773;
	--travel-line: rgba(24, 42, 58, 0.12);
	--travel-line-strong: rgba(24, 42, 58, 0.2);
	--travel-accent: #15344b;
	--travel-accent-soft: #e7eef3;
	--travel-warm: #f08f5f;
	--travel-shadow: 0 24px 60px rgba(24, 42, 58, 0.12);
}

* {
	box-sizing: border-box;
}

html,
body {
	margin: 0;
	min-height: 100%;
}

body {
	font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
	color: var(--travel-ink);
	background:
		radial-gradient(circle at top left, rgba(240, 143, 95, 0.18), transparent 22%),
		radial-gradient(circle at right 8%, rgba(21, 52, 75, 0.14), transparent 24%),
		linear-gradient(180deg, #fbf7f1 0%, var(--travel-bg) 52%, #f2e6d6 100%);
}

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

a {
	color: inherit;
}

.travel-shell {
	width: min(1480px, calc(100vw - 28px));
	margin: 20px auto 28px;
}

.travel-panel-dock {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items: center;
	justify-content: flex-end;
	padding: 0;
	margin: 0 0 0 auto;
	position: relative;
	z-index: 30;
	isolation: isolate;
	pointer-events: auto;
}

.travel-panel-switch {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.travel-panel-chip {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 32px;
	padding: 0 12px;
	border: 1px solid rgba(21, 52, 75, 0.14);
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.82);
	color: var(--travel-ink);
	cursor: pointer;
	font-size: 13px;
	position: relative;
	z-index: 1;
	user-select: none;
	pointer-events: auto;
}

.travel-panel-chip.is-active {
	background: linear-gradient(135deg, rgba(21, 52, 75, 0.92), rgba(40, 84, 112, 0.82));
	color: #f8f4ee;
}

.travel-panel-chip:focus-visible {
	outline: 2px solid rgba(21, 52, 75, 0.55);
	outline-offset: 2px;
}

.travel-hero,
.panel-surface,
.travel-dialog-card {
	border: 1px solid var(--travel-line);
	background: var(--travel-paper);
	box-shadow: var(--travel-shadow);
	backdrop-filter: blur(18px);
}

.travel-hero {
	display: block;
	position: relative;
	z-index: 1400;
	align-items: center;
	padding: 12px 18px;
	border-radius: 22px;
	overflow: visible;
}

.travel-hero-header {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	align-items: start;
	gap: 16px;
}

.travel-hero-tools {
	display: grid;
	grid-template-columns: minmax(260px, 1.5fr) repeat(3, minmax(0, 1fr));
	gap: 14px;
	margin-top: 18px;
	align-items: end;
}

.travel-hero-tools > * {
	min-width: 0;
}

.travel-eyebrow,
.travel-overline {
	margin: 0 0 10px;
	color: var(--travel-warm);
	font-size: 12px;
	letter-spacing: 0.28em;
	text-transform: uppercase;
}

.travel-hero h1,
.travel-map-header h2,
.travel-stops-header h3,
.travel-dialog-meta h2 {
	margin: 0;
	font-weight: 700;
	letter-spacing: 0.02em;
}

.travel-hero h1 {
	font-size: clamp(22px, 3vw, 34px);
	line-height: 1.08;
}

.travel-intro {
	max-width: 58ch;
	margin: 0;
	color: var(--travel-muted);
	line-height: 1.8;
	font-size: 16px;
}

.travel-map-card,
.travel-stops-card {
	border-radius: 26px;
}

.travel-author-list {
	overflow: auto;
	min-width: 0;
	padding: 14px;
}

.travel-author-list-hero {
	margin-top: 16px;
	padding: 4px 0 0;
	display: grid;
	gap: 8px;
}

.travel-author-item {
	width: 100%;
	display: grid;
	gap: 8px;
	min-width: 0;
	padding: 14px 16px;
	border: 0;
	border-radius: 18px;
	background: transparent;
	color: inherit;
	text-align: left;
	cursor: pointer;
	transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.travel-author-item:hover,
.travel-author-item.is-active {
	background: linear-gradient(135deg, rgba(21, 52, 75, 0.9), rgba(40, 84, 112, 0.82));
	color: #f8f4ee;
	transform: translateY(-1px);
	box-shadow: 0 16px 30px rgba(21, 52, 75, 0.18);
}

.travel-author-name {
	font-size: 18px;
	overflow-wrap: anywhere;
}

.travel-author-meta,
.travel-selection-meta,
.travel-map-note,
.travel-stop-header p,
.travel-work-button small,
.travel-dialog-meta p {
	color: var(--travel-muted);
}

.travel-author-item.is-active .travel-author-meta,
.travel-author-item:hover .travel-author-meta {
	color: rgba(248, 244, 238, 0.78);
}

.travel-main {
	display: grid;
	gap: 20px;
	margin-top: 20px;
}

.travel-map-card,
.travel-stops-card {
	padding: 22px;
}

.travel-filter-field {
	display: grid;
	gap: 8px;
	position: relative;
}

.travel-filter-field span {
	color: var(--travel-muted);
	font-size: 14px;
}

.travel-filter-control {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 42px;
	align-items: stretch;
	border-radius: 16px;
	border: 1px solid var(--travel-line-strong);
	background: rgba(255, 255, 255, 0.78);
	overflow: hidden;
}

.travel-filter-control:focus-within {
	border-color: rgba(21, 52, 75, 0.36);
	box-shadow: 0 0 0 3px rgba(21, 52, 75, 0.08);
}

.travel-filter-field input,
.travel-filter-field select {
	width: 100%;
	min-height: 48px;
	padding: 0 14px;
	border: 0;
	background: transparent;
	color: var(--travel-ink);
}

.travel-filter-field input:focus,
.travel-filter-field select:focus {
	outline: none;
}

.travel-filter-trigger {
	min-width: 42px;
	border: 0;
	border-left: 1px solid rgba(21, 52, 75, 0.1);
	background: rgba(231, 238, 243, 0.72);
	color: var(--travel-ink);
	cursor: pointer;
}

.travel-filter-trigger:hover {
	background: rgba(221, 231, 238, 0.92);
}

.travel-filter-menu {
	position: absolute;
	top: calc(100% + 6px);
	left: 0;
	right: 0;
	z-index: 60;
	display: grid;
	gap: 4px;
	padding: 8px;
	border: 1px solid var(--travel-line);
	border-radius: 16px;
	background: rgba(255, 252, 247, 0.98);
	box-shadow: 0 18px 40px rgba(24, 42, 58, 0.14);
	max-height: 300px;
	overflow-y: auto;
}

.travel-filter-menu[hidden] {
	display: none;
}

.travel-filter-option {
	width: 100%;
	min-height: 38px;
	padding: 0 12px;
	border: 0;
	border-radius: 12px;
	background: transparent;
	color: var(--travel-ink);
	text-align: left;
	cursor: pointer;
}

.travel-filter-option:hover,
.travel-filter-option:focus-visible {
	background: rgba(231, 238, 243, 0.88);
	outline: none;
}

.travel-filter-option.is-clear {
	color: var(--travel-muted);
}

.travel-map-header,
.travel-stops-header {
	display: flex;
	justify-content: space-between;
	gap: 18px;
	align-items: start;
	margin-bottom: 18px;
}

.travel-map-title-block {
	display: grid;
	gap: 6px;
}

.travel-route-stats {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	gap: 8px 16px;
	align-items: baseline;
	color: var(--travel-muted);
	font-size: 14px;
	line-height: 1.6;
}

.travel-route-stats strong {
	color: var(--travel-accent);
	font-weight: 600;
}

.travel-map {
	height: clamp(640px, 84vh, 1180px);
	border-radius: 24px;
	overflow: hidden;
	border: 1px solid rgba(21, 52, 75, 0.12);
}

.travel-map-stage {
	position: relative;
	border-radius: 24px;
	overflow: hidden;
	isolation: isolate;
}

.travel-map-controls {
	position: absolute;
	top: 10px;
	right: 10px;
	z-index: 1200;
	display: flex;
	gap: 8px;
	justify-content: flex-end;
	pointer-events: auto;
}

.travel-map-control {
	min-height: 42px;
	padding: 0 16px;
	border: 1px solid rgba(21, 52, 75, 0.16);
	border-radius: 999px;
	background: rgba(255, 252, 247, 0.92);
	color: var(--travel-ink);
	box-shadow: 0 16px 30px rgba(21, 52, 75, 0.12);
	cursor: pointer;
}

.travel-map-control:hover:not(:disabled) {
	background: rgba(231, 238, 243, 0.96);
}

.travel-map-control:focus-visible {
	outline: 2px solid rgba(21, 52, 75, 0.55);
	outline-offset: 2px;
}

.travel-map-control:disabled {
	opacity: 0.45;
	cursor: default;
}

.travel-map-note {
	margin: 14px 4px 0;
	font-size: 14px;
}

.travel-stops-actions {
	display: block;
}

.travel-stops-list {
	display: grid;
	gap: 14px;
}

.travel-stops-card.is-collapsed .travel-stops-list {
	display: none;
}

.travel-stops-card.is-collapsed {
	display: none;
}

.travel-stop-card {
	padding: 18px;
	border-radius: 22px;
	border: 1px solid var(--travel-line);
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(246, 242, 236, 0.86));
	cursor: pointer;
}

.travel-stop-card.is-active {
	border-color: rgba(21, 52, 75, 0.3);
	box-shadow: 0 18px 28px rgba(21, 52, 75, 0.08);
}

.travel-stop-card:not(.is-open) .travel-work-list {
	display: none;
}

.travel-stop-header {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr) auto;
	gap: 14px;
	align-items: start;
	margin-bottom: 0;
}

.travel-stop-card.is-open .travel-stop-header {
	margin-bottom: 12px;
}

.travel-stop-header h4 {
	margin: 0;
	font-size: 20px;
}

.travel-stop-header p {
	margin: 6px 0 0;
}

.travel-stop-toggle {
	color: var(--travel-muted);
	font-size: 13px;
	white-space: nowrap;
}

.travel-stop-jump {
	width: 42px;
	height: 42px;
	border: 0;
	border-radius: 50%;
	background: linear-gradient(180deg, var(--travel-warm), #e16f35);
	color: #fff8f2;
	cursor: pointer;
}

.travel-work-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 10px;
}

.travel-work-button {
	width: 100%;
	display: grid;
	gap: 4px;
	justify-items: start;
	padding: 12px 14px;
	border-radius: 16px;
	border: 1px solid rgba(21, 52, 75, 0.1);
	background: rgba(255, 255, 255, 0.72);
	color: var(--travel-ink);
	text-align: left;
	cursor: pointer;
}

.travel-work-button:hover {
	background: rgba(231, 238, 243, 0.92);
}

.travel-work-button span {
	font-size: 16px;
}

.travel-empty {
	margin: 0;
	padding: 18px;
	color: var(--travel-muted);
}

.travel-work-dialog {
	width: min(920px, calc(100vw - 24px));
	border: 0;
	padding: 0;
	background: transparent;
}

.travel-work-dialog::backdrop {
	background: rgba(14, 26, 36, 0.46);
	backdrop-filter: blur(10px);
}

.travel-dialog-card {
	position: relative;
	padding: 28px 28px 32px;
	border-radius: 28px;
}

.travel-dialog-close {
	position: absolute;
	top: 14px;
	right: 14px;
	width: 42px;
	height: 42px;
	border: 0;
	border-radius: 50%;
	background: rgba(21, 52, 75, 0.08);
	color: var(--travel-ink);
	cursor: pointer;
}

.travel-dialog-meta {}

.travel-title-row {
	display: flex;
	align-items: center;
	gap: 8px;
}

.travel-title-actions {
	display: flex;
	align-items: center;
	gap: 6px;
	flex-shrink: 0;
	margin-top: 6px;
}

.travel-tts-btn, .travel-copy-btn {
	background: none;
	border: 1.5px solid var(--travel-line-strong);
	border-radius: 6px;
	padding: 4px 8px;
	font-size: 14px;
	color: var(--travel-muted);
	cursor: pointer;
	white-space: nowrap;
	line-height: 1;
}

.travel-tts-btn:hover, .travel-copy-btn:hover {
	border-color: var(--travel-accent);
	color: var(--travel-accent);
}

.travel-tts-btn.speaking {
	border-color: var(--travel-accent);
	color: var(--travel-accent);
	animation: tts-pulse 1.2s ease-in-out infinite;
}

@keyframes tts-pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.5; }
}

.travel-dialog-meta h2 {
	font-size: clamp(28px, 4vw, 40px);
	margin-bottom: 10px;
}

.travel-dialog-meta p {
	margin: 0;
	line-height: 1.75;
}

#travel-dialog-subtitle {
	display: flex;
	align-items: center;
	gap: 10px;
	wrap: wrap;
}

.travel-dialog-body {
	margin-top: 22px;
	padding: 24px;
	border-radius: 22px;
	background: rgba(255, 255, 255, 0.74);
	border: 1px solid rgba(21, 52, 75, 0.08);
	line-height: 1.95;
	font-size: 18px;
}

.travel-dialog-body.is-centered {
	text-align: center;
	display: grid;
	justify-items: center;
}

.travel-dialog-body.is-centered p {
	max-width: 26em;
}

.travel-dialog-body.is-verse {
	gap: 6px;
}

.travel-dialog-body.is-verse p {
	width: 100%;
	max-width: none;
	margin: 0;
	font-size: 1.08em;
	line-height: 1.9;
	letter-spacing: 0.06em;
}

.travel-dialog-body p {
	margin: 0;
}

.travel-dialog-body p + p {
	margin-top: 10px;
}

.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
	background: rgba(255, 252, 247, 0.96);
	color: var(--travel-ink);
}

.leaflet-popup-content {
	max-height: 30vh;
	overflow-y: auto;
	scrollbar-width: thin;
}

.travel-popup {
	line-height: 1.6;
}

.travel-popup-meta {
	display: flex;
	gap: 10px;
	flex-wrap: nowrap;
	align-items: baseline;
	white-space: nowrap;
	overflow-x: auto;
	margin-top: 2px;
	color: var(--travel-muted);
}

.travel-popup-work-list {
	list-style: none;
	margin: 10px 0 0;
	padding: 0;
	display: grid;
	gap: 6px;
}

.travel-popup-work-button {
	width: 100%;
	display: grid;
	gap: 1px;
	justify-items: start;
	padding: 7px 10px;
	border: 1px solid rgba(21, 52, 75, 0.12);
	border-radius: 12px;
	background: rgba(255, 255, 255, 0.8);
	color: var(--travel-ink);
	text-align: left;
	cursor: pointer;
}

.travel-popup-work-button:hover {
	background: rgba(231, 238, 243, 0.92);
}

.travel-popup-work-button span {
	font-size: 13px;
	font-weight: 700;
	line-height: 1.3;
}

.travel-popup-empty {
	color: var(--travel-muted);
}

.travel-popup-empty {
	margin: 10px 0 0;
}

.travel-sequence-marker-host {
	background: transparent;
	border: 0;
}

.travel-sequence-marker {
	position: absolute;
	display: inline-block;
	padding: 0;
	background: transparent;
	color: rgba(24, 42, 58, 0.92);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.02em;
	line-height: 1;
	white-space: nowrap;
	pointer-events: none;
	text-shadow:
		-1px -1px 0 rgba(255, 252, 247, 0.95),
		1px -1px 0 rgba(255, 252, 247, 0.95),
		-1px 1px 0 rgba(255, 252, 247, 0.95),
		1px 1px 0 rgba(255, 252, 247, 0.95),
		0 1px 3px rgba(24, 42, 58, 0.18);
}

.travel-sequence-marker.is-edge {
	color: rgba(194, 65, 12, 0.98);
}

.travel-sequence-tooltip {
	border: 0;
	border-radius: 999px;
	padding: 2px 7px;
	min-width: 24px;
	text-align: center;
	background: rgba(24, 42, 58, 0.9);
	color: #fff8f2;
	box-shadow: 0 10px 20px rgba(24, 42, 58, 0.16);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.02em;
}

.travel-sequence-tooltip.is-edge {
	background: rgba(194, 65, 12, 0.92);
}

.travel-sequence-tooltip::before {
	display: none;
}

@media (max-width: 1080px) { .travel-hero-tools { grid-template-columns: repeat(2, 1fr); } }

@media (max-width: 720px) {
	.travel-filter-menu {
		max-height: 45vh;
	}
	.travel-shell {
		width: min(100vw - 16px, 1480px);
		margin-top: 10px;
	}

	.travel-panel-dock {
		top: 0;
		padding: 0;
		margin: 0 0 0 auto;
		border-radius: 14px;
	}

	.travel-hero,
	.travel-map-card,
	.travel-stops-card,
	.travel-dialog-card {
		padding: 18px;
		border-radius: 22px;
	}

	.travel-hero {
		padding: 12px 16px;
	}

	.travel-hero-header {
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: start;
	}

	.travel-map-header,
	.travel-stops-header {
		flex-direction: column;
	}

	.travel-route-stats {
		justify-content: flex-start;
		flex-wrap: nowrap;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
		gap: 0;
	}
	.travel-route-stats::-webkit-scrollbar {
		display: none;
	}

	.travel-stops-actions {
		justify-items: start;
	}

	.travel-map {
		height: 52vh;
		min-height: 340px;
	}

	.travel-dialog-body {
		padding: 18px;
		font-size: 17px;
	}
}