/*
Theme Name: Timbre
Theme URI: http://107.150.41.186:8125/
Author: Timbre Workshop
Description: An independent WordPress theme for a bespoke string-instrument workshop. Warm parchment and tonewood, built around two real acoustic-physics techniques luthiers actually use: a live Chladni plate mode visualizer and Karplus-Strong physical-modeling string synthesis.
Version: 1.0.0
Requires PHP: 8.0
Text Domain: timbre
*/

:root {
	--paper: #f1e7d3;
	--paper-2: #e8dabd;
	--paper-3: #ddc99e;
	--ink: #34231a;
	--ink-dim: #5c4835;
	--ink-mute: #8a765f;
	--copper: #b5713f;
	--copper-dim: #8a5630;
	--spruce: #56634a;
	--line: rgba(52, 35, 26, 0.14);
	--line-strong: rgba(52, 35, 26, 0.3);

	--font-head: 'Lora', 'Iowan Old Style', serif;
	--font-body: 'Archivo', -apple-system, sans-serif;
	--font-mono: 'Space Mono', monospace;

	--measure: 1180px;
}

* { box-sizing: border-box; }
body {
	margin: 0;
	background: var(--paper);
	color: var(--ink);
	font-family: var(--font-body);
	font-size: 17px;
	line-height: 1.65;
}

img { max-width: 100%; display: block; }
a { color: var(--copper-dim); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
	font-family: var(--font-head);
	font-weight: 600;
	line-height: 1.15;
	margin: 0 0 0.45em;
	color: var(--ink);
}
h1 { font-size: clamp(2.2rem, 4.6vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }

.tag {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--copper);
	display: inline-block;
	margin-bottom: 0.9em;
}

.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 32px; }
.bay { padding: 76px 0; border-bottom: 1px solid var(--line); }
.bay--tight { padding: 44px 0; }

.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-family: var(--font-mono);
	font-size: 0.76rem;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	padding: 13px 24px;
	border: 1px solid var(--ink);
	color: var(--ink);
	background: transparent;
	cursor: pointer;
	transition: background 0.25s ease, color 0.25s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); text-decoration: none; }
.btn--copper { border-color: var(--copper-dim); color: var(--copper-dim); }
.btn--copper:hover { background: var(--copper-dim); color: var(--paper); }

/* ---------- top bar ---------- */
#ambientGrain {
	position: fixed;
	inset: 0;
	width: 100%;
	height: 100%;
	z-index: 0;
	pointer-events: none;
	mix-blend-mode: multiply;
	opacity: 0.4;
}

.topbar {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 22px 0;
	border-bottom: 1px solid var(--line-strong);
}
.topbar__mark {
	font-family: var(--font-head);
	font-size: 1.5rem;
	font-weight: 600;
}
.topbar__mark em { color: var(--copper-dim); font-style: normal; }
.topbar__nav { display: flex; gap: 30px; }
.topbar__nav a {
	font-family: var(--font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ink-dim);
}
.topbar__nav a:hover { color: var(--copper-dim); }

.site-main { position: relative; z-index: 1; }

/* ---------- the bench (Chladni tool, replaces the hero) ---------- */
.bench__head { max-width: 680px; margin-bottom: 40px; }
.bench__grid {
	display: grid;
	grid-template-columns: 1.2fr 1fr;
	gap: 48px;
	align-items: start;
}
.chladni-frame {
	border: 1px solid var(--line-strong);
	background: #2a1d15;
	padding: 4px;
}
#chladniCanvas { width: 100%; height: auto; display: block; }
.bench__controls { display: flex; flex-direction: column; gap: 18px; }
.freq-row { display: flex; align-items: center; gap: 14px; }
.freq-row label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-mute); min-width: 90px; }
.freq-row input[type="range"] { flex: 1; accent-color: var(--copper-dim); }
.freq-readout { font-family: var(--font-mono); font-size: 1.1rem; color: var(--copper-dim); min-width: 70px; text-align: right; }
.mode-presets { display: flex; flex-wrap: wrap; gap: 8px; }
.mode-presets button {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	letter-spacing: 0.05em;
	padding: 8px 14px;
	border: 1px solid var(--line-strong);
	background: transparent;
	color: var(--ink-dim);
	cursor: pointer;
}
.mode-presets button:hover, .mode-presets button.is-active { border-color: var(--copper-dim); color: var(--copper-dim); }
.bench__note { font-size: 0.9rem; color: var(--ink-dim); }

/* ---------- philosophy / craft note ---------- */
.craft-block { display: grid; grid-template-columns: 1fr 340px; gap: 56px; align-items: start; }
.craft-block__lede { font-family: var(--font-head); font-size: 1.35rem; line-height: 1.55; }
.craft-sketch { border: 1px solid var(--line-strong); background: var(--paper-2); padding: 20px; }
.craft-sketch svg { width: 100%; height: auto; display: block; }
.craft-sketch figcaption { font-family: var(--font-mono); font-size: 0.68rem; color: var(--ink-mute); margin-top: 10px; text-align: center; }

/* ---------- string bench (Karplus-Strong tool) ---------- */
.string-bench {
	border: 1px solid var(--line-strong);
	background: #241a13;
	padding: 40px 32px;
}
#stringCanvas { width: 100%; height: auto; display: block; cursor: grab; }
.string-bench__meta {
	display: flex;
	justify-content: space-between;
	margin-top: 16px;
	font-family: var(--font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: #cbb896;
}
.string-bench__hint { color: #cbb896; font-family: var(--font-mono); font-size: 0.72rem; margin-top: 6px; }

/* ---------- tonewood index — a list, not cards ---------- */
.tonewood-index__row {
	display: grid;
	grid-template-columns: 160px 1fr 160px 160px;
	gap: 20px;
	align-items: baseline;
	padding: 18px 0;
	border-bottom: 1px solid var(--line);
	font-size: 0.94rem;
}
.tonewood-index__row:first-child { border-top: 1px solid var(--line-strong); }
.tonewood-index__row.head {
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ink-mute);
	border-top: none;
}
.tonewood-index__name { font-family: var(--font-head); font-weight: 600; }
.tonewood-index__use { color: var(--ink-dim); }

/* ---------- instrument spec-sheet (alternating, not a grid) ---------- */
.spec-sheet { display: flex; flex-direction: column; gap: 0; }
.spec-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: center;
	padding: 56px 0;
	border-bottom: 1px solid var(--line);
}
.spec-row:nth-child(even) .spec-row__figure { order: 2; }
.spec-row__figure { aspect-ratio: 4/3; overflow: hidden; border: 1px solid var(--line-strong); }
.spec-row__figure img { width: 100%; height: 100%; object-fit: cover; }
.spec-row__meta { display: flex; gap: 20px; font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--spruce); margin-bottom: 12px; }
.spec-row__excerpt { color: var(--ink-dim); }

/* ---------- workshop journal ---------- */
.journal-entry {
	display: grid;
	grid-template-columns: 120px 1fr;
	gap: 24px;
	padding: 24px 0;
	border-bottom: 1px solid var(--line);
}
.journal-entry__date { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-mute); }
.journal-entry__body h3 { margin-bottom: 6px; }
.journal-entry__body p { color: var(--ink-dim); margin: 0; }
.journal-entry__figure { margin: 14px 0; aspect-ratio: 16/9; overflow: hidden; }
.journal-entry__figure img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- footer ---------- */
.workshop-footer {
	position: relative;
	z-index: 1;
	background: var(--paper-2);
	border-top: 2px solid var(--ink);
	padding: 48px 0 28px;
}
.workshop-footer__grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1fr;
	gap: 32px;
	margin-bottom: 32px;
	font-family: var(--font-mono);
	font-size: 0.8rem;
}
.workshop-footer__grid h5 {
	font-size: 0.68rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ink-mute);
	margin: 0 0 12px;
}
.workshop-footer__grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.workshop-footer__bottom {
	display: flex; justify-content: space-between;
	padding-top: 16px; border-top: 1px solid var(--line);
	font-family: var(--font-mono); font-size: 0.66rem; color: var(--ink-mute);
}

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(16px); }
.reveal.is-visible { opacity: 1; transform: none; transition: opacity 0.7s ease, transform 0.7s ease; }

/* ---------- inner pages ---------- */
.page-top { padding: 56px 0 0; position: relative; z-index: 1; }
.entry-content { max-width: 700px; }
.entry-content p { color: var(--ink-dim); }
.entry-content h2 { margin-top: 1.5em; }

.archive-list { display: flex; flex-direction: column; }

.single-instrument__meta {
	display: flex; gap: 28px; flex-wrap: wrap;
	margin: 1.6em 0; padding: 18px 0;
	border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong);
	font-family: var(--font-mono); font-size: 0.76rem;
}
.single-instrument__meta span { display: block; color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.single-instrument__meta strong { color: var(--ink); font-family: var(--font-body); font-size: 1rem; }

@media (max-width: 900px) {
	.bench__grid, .craft-block, .spec-row, .workshop-footer__grid { grid-template-columns: 1fr; gap: 28px; }
	.spec-row:nth-child(even) .spec-row__figure { order: 0; }
	.tonewood-index__row { grid-template-columns: 1fr 1fr; }
	.journal-entry { grid-template-columns: 1fr; gap: 10px; }
	.topbar__nav { gap: 18px; flex-wrap: wrap; }
}
@media (max-width: 600px) {
	.wrap { padding: 0 20px; }
	.bay { padding: 48px 0; }
}

@media (prefers-reduced-motion: reduce) {
	.reveal { opacity: 1; transform: none; }
}