/* JARO Thermal Glossary — editorial / gallery-catalogue look.  @version 1.1.1
  
   System fonts only (no external requests). Everything is scoped under .jtg */

.jtg {
	--jtg-paper: #f6f1e8;
	--jtg-card: #fbf8f2;
	--jtg-ink: #1d1a17;
	--jtg-soft: #5f574d;
	--jtg-faint: #8d8376;
	--jtg-line: #d9cfbf;
	--jtg-accent: #9c3d1e;
	--jtg-brass: #a98443;
	--jtg-wash: rgba(156, 61, 30, .09);
	--jtg-shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 12px 30px -18px rgba(60, 40, 20, .35);
	--jtg-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Source Han Serif TC", "Noto Serif TC", "Songti TC", "PMingLiU", Georgia, serif;
	--jtg-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;

	box-sizing: border-box;
	max-width: 1120px;
	margin: 0 auto;
	padding: clamp(28px, 5vw, 64px) clamp(18px, 4vw, 48px) 56px;
	background:
		radial-gradient(1200px 500px at 85% -10%, rgba(169,132,67,.14), transparent 60%),
		radial-gradient(900px 420px at -10% 10%, rgba(156,61,30,.07), transparent 55%),
		var(--jtg-paper);
	color: var(--jtg-ink);
	font-family: var(--jtg-sans);
	font-size: 16px;
	line-height: 1.65;
	border-radius: 4px;
	-webkit-font-smoothing: antialiased;
}
.jtg *, .jtg *::before, .jtg *::after { box-sizing: border-box; }

@media (prefers-color-scheme: dark) {
	.jtg {
		--jtg-paper: #17140f;
		--jtg-card: #1e1a14;
		--jtg-ink: #f0e9dc;
		--jtg-soft: #b9ae9c;
		--jtg-faint: #8c8272;
		--jtg-line: #3a3329;
		--jtg-accent: #e0825a;
		--jtg-brass: #c9a35c;
		--jtg-wash: rgba(224,130,90,.12);
		--jtg-shadow: 0 14px 30px -18px rgba(0,0,0,.8);
	}
}

/* ---------- Masthead ---------- */
.jtg-head { margin-bottom: 34px; }
.jtg-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.jtg-eyebrow {
	font-size: 12px; letter-spacing: .28em; text-transform: uppercase;
	color: var(--jtg-accent); font-weight: 600;
}
.jtg-rule {
	height: 1px; margin: 16px 0 26px;
	background: linear-gradient(90deg, var(--jtg-brass), var(--jtg-line) 40%, transparent);
	position: relative;
}
.jtg-rule::after {
	content: ""; position: absolute; left: 0; top: -3px; width: 7px; height: 7px;
	background: var(--jtg-accent); transform: rotate(45deg);
}
.jtg .jtg-title {
	margin: 0; padding: 0; border: 0;
	font-family: var(--jtg-serif); font-weight: 500; color: var(--jtg-ink);
	font-size: clamp(34px, 6vw, 62px); line-height: 1.08; letter-spacing: -.01em;
}
.jtg .jtg-sub {
	margin: 14px 0 0; max-width: 40em;
	font-family: var(--jtg-serif); font-style: italic;
	font-size: clamp(16px, 2vw, 19px); color: var(--jtg-soft);
}

/* ---------- Controls ---------- */
.jtg-switch { display: inline-flex; border: 1px solid var(--jtg-line); border-radius: 999px; padding: 3px; background: var(--jtg-card); }
.jtg .jtg-chip, .jtg .jtg-az-btn, .jtg .jtg-link, .jtg .jtg-more {
	font-family: inherit; cursor: pointer; text-transform: none; box-shadow: none;
}
.jtg .jtg-chip {
	appearance: none; -webkit-appearance: none;
	border: 1px solid transparent; background: transparent; color: var(--jtg-soft);
	padding: 5px 15px; border-radius: 999px; font-size: 13px; line-height: 1.4; letter-spacing: .04em;
	transition: background .2s, color .2s, border-color .2s;
}
.jtg .jtg-chip:hover { color: var(--jtg-ink); }
.jtg .jtg-chip.is-on { background: var(--jtg-ink); color: var(--jtg-paper); }
.jtg .jtg-toggle { border-color: var(--jtg-line); background: var(--jtg-card); padding: 8px 16px; }
.jtg .jtg-toggle.is-on { background: var(--jtg-accent); border-color: var(--jtg-accent); color: #fff; }

.jtg-bar {
	display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) auto auto;
	gap: 12px; align-items: center; margin-bottom: 18px;
}
.jtg .jtg-input, .jtg .jtg-select {
	width: 100%; height: 48px; margin: 0;
	border: 1px solid var(--jtg-line); border-radius: 2px; background: var(--jtg-card); color: var(--jtg-ink);
	font-family: var(--jtg-serif); font-size: 17px; padding: 0 16px; box-shadow: var(--jtg-shadow);
	transition: border-color .2s, box-shadow .2s;
}
.jtg .jtg-input::placeholder { color: var(--jtg-faint); font-style: italic; }
.jtg .jtg-input:focus, .jtg .jtg-select:focus { outline: none; border-color: var(--jtg-accent); box-shadow: 0 0 0 3px var(--jtg-wash); }
.jtg .jtg-select { font-family: var(--jtg-sans); font-size: 15px; }

/* ---------- A–Z ---------- */
.jtg-az {
	display: flex; flex-wrap: wrap; gap: 2px; margin: 8px 0 6px; padding: 10px 0;
	border-top: 1px solid var(--jtg-line); border-bottom: 1px solid var(--jtg-line);
}
.jtg .jtg-az-btn {
	appearance: none; -webkit-appearance: none; border: 0; background: transparent; color: var(--jtg-soft);
	min-width: 30px; height: 30px; padding: 0 8px; border-radius: 2px; font-size: 13px; letter-spacing: .05em;
	font-family: var(--jtg-serif); transition: color .15s, background .15s;
}
.jtg .jtg-az-btn:hover:not(:disabled) { color: var(--jtg-accent); }
.jtg .jtg-az-btn.is-on { color: var(--jtg-accent); background: var(--jtg-wash); font-weight: 700; }
.jtg .jtg-az-btn:disabled { opacity: .25; cursor: default; }

.jtg-count { margin: 14px 0 6px; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--jtg-faint); }

/* ---------- Sections & entries ---------- */
.jtg-section { display: flex; align-items: center; gap: 18px; margin: 44px 0 20px; }
.jtg-section::before { content: ""; width: 34px; height: 1px; background: var(--jtg-accent); }
.jtg-section-name { font-family: var(--jtg-serif); font-size: clamp(20px, 2.6vw, 26px); font-style: italic; color: var(--jtg-ink); }
.jtg-section::after { content: ""; flex: 1; height: 1px; background: var(--jtg-line); }

.jtg-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 18px; margin-top: 14px; }
.jtg-list > .jtg-grid:first-child { margin-top: 22px; }

.jtg-entry {
	position: relative; display: flex; flex-direction: column;
	padding: 22px 22px 16px; background: var(--jtg-card);
	border: 1px solid var(--jtg-line); border-radius: 2px; box-shadow: var(--jtg-shadow);
	transition: transform .25s ease, border-color .25s ease;
	scroll-margin-top: 90px;
}
.jtg-entry::before {
	content: ""; position: absolute; left: -1px; top: 18px; bottom: 18px; width: 2px;
	background: var(--jtg-brass); opacity: 0; transition: opacity .25s;
}
.jtg-entry:hover { transform: translateY(-2px); border-color: var(--jtg-brass); }
.jtg-entry:hover::before, .jtg-entry.is-focus::before { opacity: 1; }
.jtg-entry.is-focus { border-color: var(--jtg-accent); animation: jtg-pulse 2.4s ease-out 1; }
@keyframes jtg-pulse { 0% { box-shadow: 0 0 0 0 var(--jtg-wash), var(--jtg-shadow); } 40% { box-shadow: 0 0 0 10px var(--jtg-wash), var(--jtg-shadow); } 100% { box-shadow: var(--jtg-shadow); } }

.jtg-entry-main { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 12px; }
.jtg .jtg-term {
	margin: 0; padding: 0; border: 0; font-family: var(--jtg-serif); font-weight: 600; color: var(--jtg-ink);
	font-size: 25px; line-height: 1.2; letter-spacing: -.005em; word-break: break-word;
}
.jtg-phon {
	/* IPA / KK symbols need a font that really contains them. A serif italic falls back glyph by glyph and spaces badly. */
	font-family: "Charis SIL", "Gentium Plus", "Segoe UI", "Lucida Grande", "Lucida Sans Unicode", "Helvetica Neue", "DejaVu Sans", "Noto Sans", Arial, sans-serif;
	font-style: normal; font-weight: 400; font-size: 14.5px; letter-spacing: 0; word-spacing: 0;
	font-synthesis: none; font-kerning: none; font-variant-ligatures: none; font-feature-settings: "liga" 0, "kern" 0;
	color: var(--jtg-brass); white-space: normal;
}
.jtg-full { margin: 6px 0 0; font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--jtg-soft); }
.jtg-meaning { margin: 12px 0 0; font-family: var(--jtg-serif); font-size: 20px; color: var(--jtg-accent); line-height: 1.35; }
.jtg-note { margin: 10px 0 0; color: var(--jtg-ink); font-size: 15.5px; line-height: 1.7; }
.jtg-zh-small { margin: 12px 0 0; font-size: 14px; color: var(--jtg-soft); }
.jtg-zh-label {
	display: inline-block; margin-right: 8px; padding: 0 7px; font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
	border: 1px solid var(--jtg-line); border-radius: 999px; color: var(--jtg-faint);
}
.jtg-example {
	margin: 14px 0 0; padding: 8px 0 8px 14px; border-left: 2px solid var(--jtg-brass);
	font-family: var(--jtg-serif); font-style: italic; font-size: 15px; line-height: 1.6; color: var(--jtg-soft);
}
.jtg-example-label, .jtg-related-label {
	display: inline-block; margin-right: 10px; font-family: var(--jtg-sans); font-style: normal;
	font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--jtg-faint);
}
.jtg-related { margin: 14px 0 0; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.jtg .jtg-rel {
	appearance: none; -webkit-appearance: none; cursor: pointer; background: transparent; color: var(--jtg-accent);
	border: 1px solid var(--jtg-line); border-radius: 999px; padding: 2px 11px; font-family: inherit; font-size: 12.5px; line-height: 1.5;
	transition: background .2s, border-color .2s;
}
.jtg .jtg-rel:hover { background: var(--jtg-wash); border-color: var(--jtg-accent); }
.jtg-entry-foot {
	margin-top: auto; padding-top: 16px; display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.jtg-entry-foot::before { content: none; }
.jtg-cat { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--jtg-faint); }
.jtg .jtg-link {
	appearance: none; -webkit-appearance: none; border: 0; background: transparent; padding: 2px 0;
	color: var(--jtg-faint); font-size: 12px; letter-spacing: .06em; border-bottom: 1px solid transparent;
	opacity: 0; transition: opacity .2s, color .2s, border-color .2s;
}
.jtg-entry:hover .jtg-link, .jtg .jtg-link:focus-visible, .jtg .jtg-link.is-done { opacity: 1; }
.jtg .jtg-link:hover, .jtg .jtg-link.is-done { color: var(--jtg-accent); border-color: var(--jtg-accent); }
@media (hover: none) { .jtg .jtg-link { opacity: .8; } }

.jtg-hl { background: linear-gradient(transparent 55%, rgba(169,132,67,.45) 55%); color: inherit; padding: 0; }

/* ---------- Footer elements ---------- */
.jtg .jtg-more {
	display: block; margin: 40px auto 0; padding: 12px 34px; background: transparent; color: var(--jtg-ink);
	border: 1px solid var(--jtg-ink); border-radius: 999px; font-size: 14px; letter-spacing: .08em;
	transition: background .2s, color .2s;
}
.jtg .jtg-more:hover { background: var(--jtg-ink); color: var(--jtg-paper); }
.jtg .jtg-more[hidden] { display: none; }
.jtg-empty { text-align: center; padding: 60px 0; font-family: var(--jtg-serif); font-style: italic; font-size: 20px; color: var(--jtg-soft); }
.jtg-loading, .jtg-error { text-align: center; padding: 80px 0; font-family: var(--jtg-serif); font-style: italic; color: var(--jtg-soft); }
.jtg-error { color: var(--jtg-accent); }
.jtg-foot { margin: 54px 0 0; padding-top: 18px; border-top: 1px solid var(--jtg-line); text-align: center; font-size: 12px; letter-spacing: .12em; color: var(--jtg-faint); }

/* ---------- Small screens ---------- */
@media (max-width: 820px) {
	.jtg-bar { grid-template-columns: 1fr 1fr; }
	.jtg-bar .jtg-input { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
	.jtg-bar { grid-template-columns: 1fr; }
	.jtg-az { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
	.jtg-az::-webkit-scrollbar { display: none; }
	.jtg .jtg-az-btn { flex: 0 0 auto; }
	.jtg .jtg-term { font-size: 22px; }
}
@media (prefers-reduced-motion: reduce) {
	.jtg *, .jtg *::before, .jtg *::after { animation: none !important; transition: none !important; }
}