/* ============================================================================
   lab-plate.css — the light Swiss instrument surface (IMG-3 language)
   ========================================================================== */

.surface-light {
  background: var(--milk);
  color: var(--on-milk);
  position: relative;
}
.surface-light::before { /* hairline coordinate grid */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.6;
  background-image:
    linear-gradient(var(--rule-milk-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule-milk-2) 1px, transparent 1px);
  background-size: 56px 56px, 56px 56px;
}
.surface-light > .wrap { position: relative; z-index: 1; }

.section { padding-block: clamp(64px, 9vw, 132px); }
.section + .section { border-top: 1px solid var(--rule-milk); }

/* type scale */
.d1 { font-size: var(--t-d1); font-weight: 600; letter-spacing: -0.035em; line-height: 0.98; text-wrap: balance; }
.d2 { font-size: var(--t-d2); font-weight: 600; letter-spacing: -0.02em; line-height: 1.04; }
.lead { font-size: var(--t-lead); color: var(--on-milk-2); max-width: 46ch; line-height: 1.4; text-wrap: pretty; }
.d1 .thin { font-weight: 300; color: var(--on-milk-2); }

/* plate header: numbered tag + title, instrument framing */
.plate-head { display: grid; gap: clamp(14px, 1.6vw, 22px); margin-bottom: clamp(36px, 4.5vw, 64px); }
.plate-head .row { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.tag-num { color: var(--on-milk-3); display: inline-flex; align-items: center; gap: 10px; }
.tag-num::before { content: ""; width: 26px; height: 1px; background: var(--ink); display: inline-block; }
.coord-set { display: flex; gap: clamp(16px, 2vw, 34px); color: var(--on-milk-3); }
.coord-set b { color: var(--on-milk); font-weight: 500; }

/* ── vitrine panels ──────────────────────────────────────────────────────── */
.panel {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.4));
  border: 1px solid var(--rule-milk);
  border-radius: var(--r-vitrine);
  box-shadow: 0 1px 0 rgba(255,255,255,0.7) inset, 0 18px 40px -32px rgba(20,24,26,0.5);
  backdrop-filter: blur(2px);
}
.panel-cap {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--rule-milk);
  font-family: var(--font-mono); font-size: var(--t-micro);
  letter-spacing: var(--track-tick); text-transform: uppercase; color: var(--on-milk-2);
}
.panel-cap b, .panel-cap .live { color: var(--on-milk); font-weight: 500; }
.panel-cap .live { color: #7e9a00; }
.panel-body { padding: 8px; }
/* corner ticks */
.panel::before, .panel::after {
  content: ""; position: absolute; width: 7px; height: 7px; pointer-events: none;
  border: 1px solid var(--rule-milk);
}
.panel::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.panel::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

/* instrument grid: fan (wide) + density (square-ish) */
.instrument-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(16px, 1.8vw, 28px); align-items: stretch; }
.panel-fan .panel-body { padding: 0; }
#psd-fan { display: block; width: 100%; height: 380px; }
.panel-dens .panel-body { padding: 10px; }
#density-map svg { display: block; width: 100%; height: auto; }
@media (max-width: 940px) { .instrument-grid { grid-template-columns: 1fr; } }

/* readout strip beneath instrument */
.readout-row {
  margin-top: clamp(16px, 1.8vw, 24px);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--rule-milk); border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine); overflow: hidden;
}
.readout-row .cell { background: var(--milk); padding: 16px 18px; display: grid; gap: 6px; }
.readout-row .k { font-family: var(--font-mono); font-size: var(--t-tick); letter-spacing: var(--track-tick); text-transform: uppercase; color: var(--on-milk-3); }
.readout-row .v { font-size: clamp(1.4rem, 2.4vw, 2.1rem); font-weight: 600; letter-spacing: -0.02em; }
.readout-row .v .u { font-size: 0.5em; font-weight: 400; color: var(--on-milk-3); margin-left: 4px; }
.readout-row .v.is-live { color: #7e9a00; }
@media (max-width: 720px) { .readout-row { grid-template-columns: repeat(2, 1fr); } }

/* ── style-guide spec plates ─────────────────────────────────────────────── */
.spec-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(14px, 1.6vw, 24px); }
.spec { grid-column: span 4; }
.spec-6 { grid-column: span 6; }
.spec-12 { grid-column: span 12; }
@media (max-width: 880px) { .spec, .spec-6 { grid-column: span 12; } }

/* palette swatches */
.swatches { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 1px; background: var(--rule-milk); border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine); overflow: hidden; }
.swatch { aspect-ratio: 1 / 1.05; position: relative; display: flex; flex-direction: column; justify-content: flex-end; padding: 12px; }
.swatch .meta { font-family: var(--font-mono); font-size: var(--t-tick); line-height: 1.5; letter-spacing: 0.02em; }
.swatch .meta .name { display: block; font-weight: 600; }
.swatch.on-dark { color: var(--milk); }
.swatch.on-dark .meta { color: rgba(244,243,239,0.7); }
.swatch.on-dark .meta .name { color: var(--milk); }
.swatch.on-light { color: var(--ink); }
.swatch.on-light .meta { color: var(--on-milk-2); }
.swatch.crosshair::after { content: "+"; position: absolute; top: 8px; left: 10px; font-family: var(--font-mono); opacity: 0.5; }

/* type specimen */
.specimen { border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine); padding: clamp(20px, 2.4vw, 30px); background: rgba(255,255,255,0.45); }
.specimen .glyphs { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1; }
.specimen .glyphs .thin { font-weight: 300; color: var(--on-milk-2); }
.specimen .scale-row { display: flex; align-items: baseline; gap: 14px; padding-top: 14px; border-top: 1px solid var(--rule-milk-2); margin-top: 16px; flex-wrap: wrap; }
.specimen .scale-row span { line-height: 1; }
.specimen .mono-row { font-family: var(--font-mono); margin-top: 16px; color: var(--on-milk-2); display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 0.9rem; }
.specimen .mono-row b { color: var(--on-milk); font-weight: 500; }

/* material tiles */
.materials { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(12px, 1.4vw, 20px); }
@media (max-width: 720px) { .materials { grid-template-columns: repeat(2, 1fr); } }
.mat { border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine); overflow: hidden; background: #fff; }
.mat .swt { aspect-ratio: 16 / 10; position: relative; }
.mat .lbl { padding: 11px 13px; display: grid; gap: 3px; }
.mat .lbl .name { font-weight: 600; font-size: 0.95rem; }
.mat .lbl .desc { font-family: var(--font-mono); font-size: var(--t-tick); color: var(--on-milk-3); letter-spacing: 0.02em; }
.swt.m-chrome { background: var(--chrome-grad); }
.swt.m-glass { background: linear-gradient(150deg, rgba(233,241,242,0.9), rgba(188,204,206,0.5) 50%, rgba(255,255,255,0.85)); box-shadow: inset 0 0 40px rgba(255,255,255,0.6); }
.swt.m-glass::after { content:""; position:absolute; inset:0; background: radial-gradient(60% 70% at 30% 22%, rgba(255,255,255,0.85), transparent 55%); }
.swt.m-milk { background: linear-gradient(160deg, #fbfaf6, #e6e3da); }
.swt.m-dither { background: #cdd2d4; }

/* ── mascot ──────────────────────────────────────────────────────────────── */
.mascot-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(20px, 3vw, 48px); align-items: center; }
@media (max-width: 880px) { .mascot-wrap { grid-template-columns: 1fr; } }
.mascot-stage {
  border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine);
  background:
    radial-gradient(70% 70% at 50% 42%, #ffffff, #ebe9e1 80%);
  display: grid; place-items: center; padding: clamp(24px, 4vw, 56px); position: relative; min-height: 320px;
}
.mascot-stage::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--rule-milk-2) 1px, transparent 1px), linear-gradient(90deg, var(--rule-milk-2) 1px, transparent 1px);
  background-size: 40px 40px; opacity: 0.6; border-radius: var(--r-vitrine); }
.mascot-stage svg { width: min(300px, 70%); height: auto; position: relative; cursor: pointer; }
.mascot-img { width: min(360px, 90%); height: auto; position: relative; mix-blend-mode: multiply; }
.sticker-row { display: flex; gap: 14px; margin-top: 22px; align-items: center; flex-wrap: wrap; }
.sticker { width: 60px; height: 60px; border: 1px solid var(--rule-milk); border-radius: 50%; background: #fff; display: grid; place-items: center; overflow: hidden; }
.sticker svg { width: 76%; height: 76%; }
.sticker img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; mix-blend-mode: multiply; }
.sticker.s-cad img { filter: hue-rotate(-30deg) saturate(1.25); }
.sticker.s-mono img { filter: grayscale(1) contrast(1.08); }

/* mascot motion */
.nm-mascot { overflow: visible; }
.nm-mascot .nm-eyes { transform-box: fill-box; transform-origin: center; }
.nm-mascot .nm-pulse { opacity: 0; transform-box: fill-box; transform-origin: center; }
.nm-mascot.nm-blink .nm-eyes { animation: nm-blink 5.4s var(--ease-cell) infinite; }
.nm-mascot.nm-blink .nm-pulse { animation: nm-pulse 5.4s ease-out infinite; }
.nm-mascot.nm-fire .nm-pulse { animation: nm-fire 720ms var(--ease-fire) 1; }
@keyframes nm-blink { 0%, 90%, 100% { transform: scaleY(1); } 94%, 96% { transform: scaleY(0.1); } }
@keyframes nm-pulse {
  0%, 88% { opacity: 0; transform: scale(0.7); }
  92% { opacity: 0.55; transform: scale(0.72); }
  100% { opacity: 0; transform: scale(1.22); }
}
@keyframes nm-fire { 0% { opacity: 0.85; transform: scale(0.6); } 100% { opacity: 0; transform: scale(1.45); } }
@media (prefers-reduced-motion: reduce) {
  .nm-mascot.nm-blink .nm-eyes, .nm-mascot.nm-blink .nm-pulse { animation: none; }
}

/* dither utility */
.dither-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px, 1.8vw, 26px); align-items: start; }
@media (max-width: 880px) { .dither-wrap { grid-template-columns: 1fr; } }
.dither-panel .panel-body { padding: 0; }
.dither-panel canvas { display: block; width: 100%; height: auto; background: var(--bg-deep); }
.dither-controls { display: flex; align-items: center; gap: 16px; padding: 12px 16px; border-top: 1px solid var(--rule-milk); }
.dither-controls label { font-family: var(--font-mono); font-size: var(--t-tick); letter-spacing: var(--track-tick); text-transform: uppercase; color: var(--on-milk-2); }
.dither-controls input[type=range] { flex: 1; accent-color: var(--live-deep); }
.dither-controls .val { font-family: var(--font-mono); font-size: 0.85rem; min-width: 3ch; }

/* ── hero variations ─────────────────────────────────────────────────────── */
.studies { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.8vw, 26px); }
@media (max-width: 940px) { .studies { grid-template-columns: 1fr; } }
.study { display: grid; gap: 12px; }
.study .frame { aspect-ratio: 4 / 3; border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine); overflow: hidden; position: relative; background: var(--bg-deep); }
.study .meta { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.study .meta .name { font-weight: 600; white-space: nowrap; }
.study .meta .id { font-family: var(--font-mono); font-size: var(--t-tick); color: var(--on-milk-3); letter-spacing: 0.04em; white-space: nowrap; flex-shrink: 0; }
.study .note { font-family: var(--font-mono); font-size: var(--t-tick); color: var(--on-milk-3); letter-spacing: 0.02em; line-height: 1.5; }

/* ── footer ──────────────────────────────────────────────────────────────── */
.foot {
  background: var(--bg-deep-3); color: var(--on-deep-2);
  padding-block: clamp(48px, 6vw, 84px) 0;
}
.foot-grid {
  display: grid; grid-template-columns: 1.1fr 1.4fr; gap: clamp(32px, 5vw, 80px);
  align-items: start; padding-bottom: clamp(40px, 5vw, 64px);
}
.foot-mark { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 600; letter-spacing: -0.035em; color: var(--on-deep); line-height: 0.9; }
.foot-mark .thin { font-weight: 300; color: var(--on-deep-2); }
.foot-line { margin-top: 16px; max-width: 32ch; color: var(--on-deep-2); font-size: var(--t-lead); line-height: 1.4; }
.foot-cta .btn-live { margin-top: clamp(22px, 3vw, 32px); }
.foot-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.foot-nav .col { display: grid; gap: 12px; align-content: start; }
.foot-h { color: var(--on-deep-3); margin-bottom: 2px; }
.foot-nav a { color: var(--on-deep); text-decoration: none; font-size: 0.98rem; transition: color var(--t-fast); width: max-content; }
.foot-nav a:hover { color: var(--live); }
.foot-base {
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
  padding-block: 20px 28px; border-top: 1px solid var(--rule-deep);
  font-family: var(--font-mono); font-size: var(--t-tick); letter-spacing: 0.04em; color: var(--on-deep-3);
}
.foot-credit { text-transform: uppercase; }
@media (max-width: 720px) {
  .foot-grid { grid-template-columns: 1fr; }
  .foot-nav { grid-template-columns: repeat(3, 1fr); }
}

/* ── workbench · view toolbox ────────────────────────────────────────────── */
.view-marquee {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.6vw, 22px);
  margin-bottom: clamp(16px, 2vw, 26px);
}
@media (max-width: 760px) { .view-marquee { grid-template-columns: 1fr; } }
.pv .panel-body { padding: 0; }
.pv canvas { display: block; width: 100%; height: 226px; }

.view-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px;
  background: var(--rule-milk); border: 1px solid var(--rule-milk);
  border-radius: var(--r-vitrine); overflow: hidden;
}
@media (min-width: 600px) { .view-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .view-grid { grid-template-columns: repeat(5, 1fr); } }
.view-card {
  background: var(--milk); padding: 20px 18px 22px;
  display: grid; gap: 9px; align-content: start; min-height: 152px;
  position: relative; transition: background var(--t-fast);
}
.view-card:hover { background: #fff; }
.view-card .vc-id { font-size: var(--t-tick); color: var(--on-milk-3); letter-spacing: 0.1em; }
.view-card .vc-name { font-weight: 600; font-size: 1.02rem; letter-spacing: -0.01em; }
.view-card .vc-desc { font-family: var(--font-mono); font-size: var(--t-tick); color: var(--on-milk-2); letter-spacing: 0.02em; line-height: 1.5; }
.view-card .vc-desc .live { color: #7e9a00; font-weight: 600; }
.view-card.is-live::after {
  content: ""; position: absolute; top: 18px; right: 16px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--live);
  box-shadow: 0 0 0 4px rgba(198,240,0,0.18);
}

/* ── capabilities · compare / live / report ──────────────────────────────── */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.8vw, 26px); }
@media (max-width: 760px) { .cap-grid { grid-template-columns: 1fr; } }
.cap {
  border: 1px solid var(--rule-milk); border-radius: var(--r-vitrine);
  padding: clamp(18px, 2vw, 24px); background: rgba(255,255,255,0.45);
  display: grid; gap: 10px; align-content: start;
}
.cap .cap-vis {
  height: 144px; border: 1px solid var(--rule-milk); border-radius: 3px;
  overflow: hidden; position: relative; margin-bottom: 6px;
  background: linear-gradient(180deg, #ffffff, #f1f0e9);
}
.cap .cap-vis canvas { display: block; width: 100%; height: 100%; }
.cap-report { display: grid; place-items: center; padding: 16px; }
.rep {
  width: 100%; max-width: 210px; background: #fff;
  border: 1px solid var(--rule-milk); border-radius: 3px; padding: 11px;
  display: grid; gap: 6px; box-shadow: 0 8px 20px -14px rgba(20,24,26,0.5);
}
.rep-bar { display: flex; gap: 5px; margin-bottom: 2px; }
.rep-bar span { width: 7px; height: 7px; border-radius: 50%; background: var(--rule-milk); }
.rep-h { height: 9px; width: 58%; background: var(--ink); border-radius: 2px; }
.rep-l { height: 6px; width: 100%; background: var(--rule-milk); border-radius: 2px; }
.rep-l.short { width: 70%; }
.rep-tag {
  justify-self: start; margin-top: 3px;
  font-family: var(--font-mono); font-size: 10px; font-weight: 600; color: var(--ink);
  background: var(--live); padding: 2px 8px; border-radius: 2px;
}
.cap .cap-k { font-family: var(--font-mono); font-size: var(--t-tick); letter-spacing: var(--track-tick); text-transform: uppercase; color: var(--on-milk-3); }
.cap .cap-h { font-size: clamp(1.2rem, 1.8vw, 1.5rem); font-weight: 600; letter-spacing: -0.02em; line-height: 1.08; text-wrap: balance; }
.cap .cap-d { color: var(--on-milk-2); line-height: 1.46; text-wrap: pretty; font-size: 0.96rem; }
.cap .cap-d .mono { color: var(--on-milk); }