/* ============================================================
   THOCK — mechanical keyboard soundboard & typing test
   ============================================================ */

:root {
  --accent: #e5484d;
  --desk: #17151c;
  --panel: #201d28;
  --panel-2: #2a2634;
  --text: #e8e6ef;
  --text-dim: #9b96ab;
  --unit: 48px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: "Inter", "SF Pro Text", -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 50% -10%, #2b2438 0%, transparent 60%),
    radial-gradient(900px 600px at 85% 110%, #1f1a2e 0%, transparent 55%),
    var(--desk);
  min-height: 100%;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- top bar ---------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 16px 24px 10px;
  max-width: 1200px;
  margin: 0 auto;
}

.brand {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 10px;
  user-select: none;
}
.brand .glyph {
  width: 26px; height: 26px;
  border-radius: 6px;
  background: linear-gradient(145deg, #3a3f4a, #23262e);
  border: 1px solid rgba(255,255,255,0.12);
  border-bottom-width: 3px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5), 0 0 12px color-mix(in srgb, var(--accent) 40%, transparent);
  display: inline-grid;
  place-items: center;
  font-size: 12px;
  color: var(--accent);
  font-family: ui-monospace, monospace;
  transition: transform 90ms ease;
}
.brand:hover .glyph { transform: translateY(1px); }
.brand small { font-weight: 500; color: var(--text-dim); font-size: 12px; letter-spacing: 0.02em; }

.mode-tabs { display: flex; gap: 6px; margin-left: auto; }
.mode-tab {
  background: var(--panel);
  color: var(--text-dim);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 160ms ease;
}
.mode-tab:hover { color: var(--text); border-color: rgba(255,255,255,0.2); }
.mode-tab.active {
  background: color-mix(in srgb, var(--accent) 22%, var(--panel));
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 25%, transparent);
}

.audio-controls { display: flex; align-items: center; gap: 10px; }
#mute {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 6px 9px;
  cursor: pointer;
  font-size: 14px;
}
#mute.muted { opacity: 0.6; }
#volume { width: 110px; accent-color: var(--accent); cursor: pointer; }

/* ---------- layout ---------- */

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 24px 40px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ---------- switch dock ---------- */

#switch-section {
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 14px 16px;
}
.section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  margin-bottom: 10px;
  font-weight: 700;
}

#switch-dock {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--panel-2) transparent;
}
.sw-card {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 9px 13px;
  color: var(--text);
  cursor: pointer;
  transition: all 140ms ease;
  min-width: 132px;
  text-align: left;
  font-family: inherit;
}
.sw-card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.2); }
.sw-card.active {
  border-color: var(--dot, var(--accent));
  box-shadow: 0 0 14px color-mix(in srgb, var(--dot, var(--accent)) 35%, transparent), inset 0 0 0 1px color-mix(in srgb, var(--dot, var(--accent)) 50%, transparent);
}
.sw-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--dot); box-shadow: 0 0 8px var(--dot); }
.sw-name { font-size: 12.5px; font-weight: 700; }
.sw-meta { font-size: 10.5px; color: var(--text-dim); text-transform: capitalize; }

#profile-detail {
  margin-top: 12px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 16px;
  align-items: start;
}
#d-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
#d-name { font-size: 19px; font-weight: 800; }
#d-brand { color: var(--text-dim); font-size: 13px; }
.badge {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 9px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
}
#d-specs {
  display: flex;
  gap: 20px;
  margin: 10px 0;
  flex-wrap: wrap;
}
.spec { display: flex; flex-direction: column; }
.spec b { font-size: 16px; font-family: ui-monospace, monospace; }
.spec span { font-size: 10.5px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; }
#d-feel { color: var(--text-dim); font-size: 13.5px; line-height: 1.55; max-width: 60ch; }
#d-curve {
  width: 100%;
  height: 120px;
  background: rgba(0,0,0,0.25);
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.06);
}

/* ---------- typing panel ---------- */

#typing-panel {
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 16px 20px;
}

.stats-bar {
  display: flex;
  gap: 26px;
  align-items: baseline;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat b { font-size: 24px; font-family: ui-monospace, monospace; color: var(--accent); font-variant-numeric: tabular-nums; }
.stat span { font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-dim); }

.typing-controls { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }
.tbtn {
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 140ms ease;
  font-family: inherit;
}
.tbtn:hover { border-color: var(--accent); color: var(--accent); }
.tbtn.active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 18%, var(--panel-2)); color: var(--accent); }
.tbtn.suggest { animation: suggestPulse 1.2s ease infinite; }
@keyframes suggestPulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); }
  50% { box-shadow: 0 0 0 6px transparent; border-color: var(--accent); }
}
#t-passage {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
}

#passage-view {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 21px;
  line-height: 2;
  letter-spacing: 0.02em;
  color: var(--text-dim);
  user-select: none;
  position: relative;
  border-radius: 10px;
}
#passage-view .word { display: inline-block; white-space: nowrap; }
#passage-view .ch { position: relative; border-radius: 3px; transition: color 60ms ease; }
#passage-view .ch.current { color: var(--text); }
#passage-view .ch.current::after {
  content: "";
  position: absolute;
  left: -1px; right: -1px; bottom: 2px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
  animation: caretBlink 1.1s steps(2) infinite;
  box-shadow: 0 0 8px var(--accent);
}
@keyframes caretBlink { 50% { opacity: 0.25; } }
#passage-view .ch.ok { color: var(--text); }
#passage-view .ch.fixed { color: #d8a13c; }
#passage-view .ch.err {
  color: #fff;
  background: color-mix(in srgb, #e5484d 75%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, #e5484d 60%, transparent);
}
#passage-view .ch.space-ch { display: inline-block; width: 0.62em; }
#passage-view.done { opacity: 0.35; filter: saturate(0.5); }
#passage-view.shake { animation: shake 140ms ease; }
@keyframes shake {
  25% { transform: translateX(-3px); }
  75% { transform: translateX(3px); }
}

/* ---------- results ---------- */

#results {
  margin-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 16px;
  animation: resultsIn 380ms cubic-bezier(0.2, 0.9, 0.25, 1.2);
}
@keyframes resultsIn {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
}
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}
.rstat {
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 12px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.rstat b { font-size: 22px; font-family: ui-monospace, monospace; color: var(--accent); }
.rstat.hero { grid-row: span 1; }
.rstat.hero b { font-size: 38px; }
.rstat span { font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-dim); }
.results-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- the board ---------- */

#board-stage {
  position: relative;
  padding: 26px 0 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

#keyboard {
  --cap-alpha: #3a3f4a;
  --cap-mod: #2c303a;
  --cap-legend: #d7dbe4;
  --press-ms: 55ms;
  --release-ms: 90ms;
  position: relative;
  width: fit-content;
  padding: calc(var(--unit) * 0.32);
  border-radius: calc(var(--unit) * 0.28);
  background: linear-gradient(160deg, #26232e, #191722 65%);
  border: 1px solid rgba(255,255,255,0.07);
  box-shadow:
    0 24px 60px rgba(0,0,0,0.6),
    0 4px 14px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.06),
    0 0 80px color-mix(in srgb, var(--accent) 7%, transparent);
  transition: box-shadow 400ms ease;
  touch-action: none;
}
#keyboard.flash { animation: boardFlash 300ms ease; }
@keyframes boardFlash {
  30% { box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 0 60px color-mix(in srgb, var(--accent) 45%, transparent); }
}
#keyboard.idle {
  animation: breathe 3.2s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 4px 14px rgba(0,0,0,0.5), 0 0 40px color-mix(in srgb, var(--accent) 6%, transparent); }
  50% { box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 4px 14px rgba(0,0,0,0.5), 0 0 90px color-mix(in srgb, var(--accent) 20%, transparent); }
}

.kb-row {
  display: flex;
  gap: calc(var(--unit) * 0.09);
  margin-bottom: calc(var(--unit) * 0.09);
}
.kb-row:last-child { margin-bottom: 0; }

.key {
  position: relative;
  width: calc(var(--unit) * var(--u, 1));
  height: var(--unit);
  flex: 0 0 auto;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.key .glow {
  position: absolute;
  inset: -18%;
  border-radius: 24%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 70%, transparent), transparent 72%);
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}
.key.lit .glow { animation: glowPulse 480ms ease-out; opacity: 0; }
@keyframes glowPulse {
  0% { opacity: calc(var(--glow-i, 0.8) * 0.75); transform: scale(0.85); }
  100% { opacity: 0; transform: scale(1.25); }
}

.cap {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: calc(var(--unit) * 0.12);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--cap-face, var(--cap-alpha)) 100%, #fff 7%) 0%, var(--cap-face, var(--cap-alpha)) 45%, color-mix(in srgb, var(--cap-face, var(--cap-alpha)) 78%, #000) 100%);
  border: 1px solid rgba(255,255,255,0.09);
  box-shadow:
    0 calc(var(--unit) * 0.10) 0 color-mix(in srgb, var(--cap-face, var(--cap-alpha)) 55%, #000),
    0 calc(var(--unit) * 0.14) calc(var(--unit) * 0.10) rgba(0,0,0,0.55),
    inset 0 1px 0 rgba(255,255,255,0.14),
    inset 0 -2px 3px rgba(0,0,0,0.35);
  display: grid;
  place-items: center;
  transform: translateY(0) rotateX(0) rotateZ(0);
  transition:
    transform var(--press-ms) cubic-bezier(0.3, 0.1, 0.4, 1),
    box-shadow var(--press-ms) ease;
  will-change: transform;
}
.key.mod .cap { --cap-face: var(--cap-mod); }
.key.accent .cap {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  box-shadow:
    0 calc(var(--unit) * 0.10) 0 color-mix(in srgb, var(--accent) 30%, #111),
    0 calc(var(--unit) * 0.14) calc(var(--unit) * 0.10) rgba(0,0,0,0.55),
    inset 0 1px 0 rgba(255,255,255,0.14),
    inset 0 0 12px color-mix(in srgb, var(--accent) 22%, transparent);
}

/* pressed: full travel, collapsed sidewall shadow, wobble */
.key.down .cap {
  transform:
    translateY(calc(var(--unit) * 0.085))
    translateX(var(--wob-tx, 0px))
    rotateX(var(--wob-y, 0deg))
    rotateZ(var(--wob-x, 0deg));
  box-shadow:
    0 calc(var(--unit) * 0.015) 0 color-mix(in srgb, var(--cap-face, var(--cap-alpha)) 55%, #000),
    0 calc(var(--unit) * 0.03) calc(var(--unit) * 0.05) rgba(0,0,0,0.6),
    inset 0 1px 0 rgba(255,255,255,0.1),
    inset 0 -2px 4px rgba(0,0,0,0.5),
    inset 0 0 18px color-mix(in srgb, var(--accent) 30%, transparent);
  transition-duration: var(--press-ms);
}
.key:not(.down) .cap {
  transition-duration: var(--release-ms);
  transition-timing-function: cubic-bezier(0.2, 1.4, 0.4, 1); /* springy overshoot on return */
}

/* heatmap overlay */
.key.heated .cap-face { background: var(--heat, transparent); }

.cap-face {
  position: absolute;
  inset: 12% 10% 16%;
  border-radius: calc(var(--unit) * 0.08);
  display: grid;
  place-items: center;
  background: transparent;
  color: var(--cap-legend);
  font-weight: 600;
  font-size: calc(var(--unit) * 0.30);
  line-height: 1;
  transition: background 300ms ease;
}
.key.mod .cap-face { font-size: calc(var(--unit) * 0.20); font-weight: 700; letter-spacing: 0.03em; }
.cap-face .lg-top, .cap-face .lg-bot { display: block; text-align: center; font-size: calc(var(--unit) * 0.21); }
.cap-face .lg-top { opacity: 0.62; margin-bottom: calc(var(--unit) * 0.03); }
.cap.homing .cap-face::after {
  content: "";
  position: absolute;
  bottom: 12%;
  left: 38%; right: 38%;
  height: 2px;
  border-radius: 2px;
  background: var(--cap-legend);
  opacity: 0.55;
}
.key.space .cap-face { inset: 18% 6% 22%; }

/* ---------- heatmap legend & last-key readout ---------- */

#heatmap-legend[hidden] { display: none; }
#heatmap-legend {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
#heatmap-legend .bar {
  width: 160px;
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, hsl(120, 85%, 55%), hsl(60, 85%, 55%), hsl(0, 85%, 55%));
  border: 1px solid rgba(255,255,255,0.15);
}
#heat-clear { font-size: 11px; padding: 4px 10px; }

#last-key {
  min-height: 18px;
  font-family: ui-monospace, monospace;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}
#last-key.pop { animation: pop 240ms ease; }
@keyframes pop { 30% { color: var(--accent); transform: translateY(-2px); } }

.hint {
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
}
.hint kbd {
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.12);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 6px;
  font-family: ui-monospace, monospace;
  font-size: 11px;
}

footer {
  text-align: center;
  color: #5b566b;
  font-size: 11.5px;
  padding: 18px 20px 28px;
  line-height: 1.7;
}

/* ---------- responsive ---------- */

@media (max-width: 760px) {
  .topbar { padding: 12px 14px 6px; gap: 10px; }
  main { padding: 4px 12px 28px; gap: 12px; }
  #profile-detail { grid-template-columns: 1fr; }
  #passage-view { font-size: 17px; }
  .stats-bar { gap: 16px; }
  .stat b { font-size: 19px; }
  .brand small { display: none; }
}

@media (max-width: 480px) {
  #passage-view { font-size: 15px; }
  .sw-card { min-width: 116px; }
}