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

:root {
  --bg: linear-gradient(160deg, #1b1938 0%, #0d0d0d 40%);
  --text: rgba(255,255,255,0.4);
  --text-primary: rgba(255,255,255,0.85);
  --text-secondary: rgba(255,255,255,0.3);
  --accent: #cbb7fb;
  --accent-glow: rgba(203,183,251,0.7);
  --accent-hover: rgba(203,183,251,0.5);
  --accent-bg: rgba(203,183,251,0.06);
  --accent-hover-bg: rgba(203,183,251,0.12);
  --border: rgba(203,183,251,0.25);
  --border-secondary: rgba(203,183,251,0.4);
  --key-pinky: #2a1040;
  --key-ring: #231038;
  --key-middle: #1c0d30;
  --key-pointer1st: #160a28;
  --key-pointer2nd: #110820;
  --key-border-pinky: #5b2c6f;
  --key-border-ring: #6c3483;
  --key-border-middle: #7d3c98;
  --key-border-pointer1st: #8e44ad;
  --key-border-pointer2nd: #9b59b6;
  --error: rgba(239,68,68,0.2);
  --error-border: #ef4444;
  --error-glow: rgba(239,68,68,0.5);
  --gold: #fbbf24;
  --gold-glow: rgba(251,191,36,0.65);
  --meme-border: rgba(251,191,36,0.4);
  --meme-glow: rgba(251,191,36,0.15);
  --panel-bg: rgba(13,13,13,0.92);
  --guide-bg: rgba(10,8,20,0.85);
  --guide-border: rgba(203,183,251,0.15);
  --guide-text: rgba(255,255,255,0.5);
  --guide-accent: #cbb7fb;
  --guide-fdot-pinky: #5b2c6f;
  --guide-fdot-ring: #6c3483;
  --guide-fdot-middle: #7d3c98;
  --guide-fdot-pointer1st: #8e44ad;
  --guide-fdot-pointer2nd: #9b59b6;
  --guide-fdot-border-pinky: #9b59b6;
  --guide-fdot-border-ring: #8e44ad;
  --guide-fdot-border-pointer1st: #6c3483;
  --guide-fdot-border-pointer2nd: #5b2c6f;
  --shadow: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 8px rgba(203,183,251,0.7);
  --shadow-error: 0 0 14px rgba(239,68,68,0.5);
  --shadow-meme: 0 0 20px rgba(251,191,36,0.15);
  --shadow-vignette: inset 0 0 0 rgba(239,68,68,0);
  --shadow-vignette-flash: inset 0 0 80px rgba(239,68,68,0.55);
}

[data-theme="light"] {
  --bg: linear-gradient(160deg, #f5f3ff 0%, #e0e7ff 40%);
  --text: rgba(0,0,0,0.6);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent: #7c3aed;
  --accent-glow: rgba(124,58,237,0.5);
  --accent-hover: rgba(124,58,237,0.3);
  --accent-bg: rgba(124,58,237,0.08);
  --accent-hover-bg: rgba(124,58,237,0.15);
  --border: rgba(124,58,237,0.2);
  --border-secondary: rgba(124,58,237,0.4);
  --key-pinky: #f3e8ff;
  --key-ring: #f5f3ff;
  --key-middle: #f9fafb;
  --key-pointer1st: #fdf4ff;
  --key-pointer2nd: #fae8ff;
  --key-border-pinky: #d8b4fe;
  --key-border-ring: #c084fc;
  --key-border-middle: #a855f7;
  --key-border-pointer1st: #9333ea;
  --key-border-pointer2nd: #7e22ce;
  --error: rgba(239,68,68,0.15);
  --error-border: #dc2626;
  --error-glow: rgba(239,68,68,0.3);
  --gold: #d97706;
  --gold-glow: rgba(217,119,6,0.5);
  --meme-border: rgba(217,119,6,0.4);
  --meme-glow: rgba(217,119,6,0.15);
  --panel-bg: rgba(255,255,255,0.95);
  --guide-bg: rgba(255,255,255,0.9);
  --guide-border: rgba(124,58,237,0.2);
  --guide-text: rgba(0,0,0,0.6);
  --guide-accent: #7c3aed;
  --guide-fdot-pinky: #d8b4fe;
  --guide-fdot-ring: #c084fc;
  --guide-fdot-middle: #a855f7;
  --guide-fdot-pointer1st: #9333ea;
  --guide-fdot-pointer2nd: #7e22ce;
  --guide-fdot-border-pinky: #a78bfa;
  --guide-fdot-border-ring: #8b5cf6;
  --guide-fdot-border-pointer1st: #6d28d9;
  --guide-fdot-border-pointer2nd: #5b21b6;
  --shadow: 0 8px 32px rgba(0,0,0,0.15);
  --shadow-glow: 0 0 8px rgba(124,58,237,0.5);
  --shadow-error: 0 0 14px rgba(239,68,68,0.3);
  --shadow-meme: 0 0 20px rgba(217,119,6,0.15);
  --shadow-vignette: inset 0 0 0 rgba(239,68,68,0);
  --shadow-vignette-flash: inset 0 0 80px rgba(239,68,68,0.3);
}

body {
  background: var(--bg);
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.9em;
  padding: 1em 0.5em;
  overflow-x: hidden;
  transition: background 0.3s ease;
}

/* ── Vignette ── */
.vignette {
  position: fixed; inset: 0; pointer-events: none;
  box-shadow: var(--shadow-vignette);
  z-index: 100; transition: box-shadow 0.15s ease-out;
}
.vignette.flash { box-shadow: var(--shadow-vignette-flash); }

.title {
  color: var(--text);
  text-transform: uppercase; font-size: 11px;
  font-weight: 700; letter-spacing: 0.3em;
}

.level-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent);
  border: 1px solid var(--border);
  padding: 4px 14px; border-radius: 20px;
  background: var(--accent-bg);
  cursor: pointer; display: flex; align-items: center; gap: 6px;
  user-select: none; transition: border-color 0.2s, background 0.2s;
}
.level-badge:hover { border-color: var(--accent-hover); background: var(--accent-hover-bg); }
#level-chevron { flex-shrink: 0; transition: transform 0.2s; }
.level-badge.open #level-chevron { transform: rotate(180deg); }

.level-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%; transform: translateX(-50%);
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  z-index: 200;
  min-width: 180px;
  box-shadow: var(--shadow);
}
.level-option {
  padding: 9px 16px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--text-secondary);
  cursor: pointer; transition: background 0.15s, color 0.15s;
}
.level-option:hover { background: var(--accent-bg); color: var(--accent); }
.level-option.active { color: var(--accent); background: var(--accent-hover-bg); }

/* ── Word prompt ── */
.word-prompt {
  font-size: clamp(14px, 4vw, 26px);
  font-weight: 300; letter-spacing: 0.12em;
  color: var(--text-primary);
  min-height: 1.4em; text-align: center;
  max-width: 90vw; word-break: break-all;
}
.word-prompt .typed    { color: var(--accent); }
.word-prompt .current  { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.word-prompt .remaining{ color: var(--text-secondary); }
.word-prompt[hidden]   { display: none; }

/* ── Keyboard wrap — JS sets scale() to fit viewport ── */
.keyboard-wrap {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  transform-origin: top center;
}

/* ── Keyboard ── */
.keyboard { display: flex; flex-direction: column; }
.row { list-style: none; display: flex; }

li {
  height: 2.8em; width: 2.8em;
  border-radius: 8px; line-height: 2.8em;
  letter-spacing: 1px; margin: 0.22em;
  text-align: center; font-size: 10px; font-weight: 600;
  color: var(--text-secondary);
  transition: box-shadow 0.2s ease-out, background 0.2s ease-out, border-color 0.2s ease-out;
  cursor: pointer; user-select: none; will-change: transform;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

li:active {
  transform: scale(0.92);
  opacity: 0.8;
}

#tab         { width: 4.67em; }
#caps        { width: 5.6em; }
#left-shift  { width: 7.47em; }
#enter       { width: 5.6em; }
#right-shift { width: 7.47em; }
#back        { width: 4.67em; }
.spacebar    { width: 16.8em; }

.pinky      { background: var(--key-pinky); border: 1px solid var(--key-border-pinky); }
.ring       { background: var(--key-ring); border: 1px solid var(--key-border-ring); }
.middle     { background: var(--key-middle); border: 1px solid var(--key-border-middle); }
.pointer1st { background: var(--key-pointer1st); border: 1px solid var(--key-border-pointer1st); }
.pointer2nd { background: var(--key-pointer2nd); border: 1px solid var(--key-border-pointer2nd); }

.selected {
  background: transparent !important;
  border-color: var(--accent) !important; color: var(--accent) !important;
  box-shadow: 0 0 16px var(--accent-glow), inset 0 0 8px var(--accent-bg);
}
@media (prefers-reduced-motion: no-preference) {
  .selected { animation: vibrate 0.3s linear infinite; }
}
.wrong {
  background: var(--error) !important;
  border-color: var(--error-border) !important; color: var(--error-border) !important;
  box-shadow: var(--shadow-error) !important;
}

/* ── HUD ── */
.hud {
  display: flex; align-items: center;
  gap: clamp(0.8em, 2vw, 1.5em);
  flex-wrap: wrap; justify-content: center;
}
/* Golden ratio: speedometer ~88px, stats beside it — 88 * 1.618 ≈ 142px total HUD height */
#speedometer { display: block; flex-shrink: 0; width: 88px; height: 88px; }

.stats-bar {
  display: flex; gap: clamp(1em, 2.5vw, 2em);
  align-items: center; flex-wrap: wrap; justify-content: center;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.stat-value {
  font-size: clamp(20px, 3.5vw, 36px);
  font-weight: 300; color: var(--accent);
  letter-spacing: -1px; line-height: 1; min-width: 3ch; text-align: center;
}
.stat-label {
  font-size: 9px; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-secondary);
}
.stat.best .stat-value { color: var(--gold); }

/* ── Session progress ── */
.session-bar {
  display: flex; align-items: center; gap: 0.75em;
  width: 100%; max-width: min(600px, 90vw);
}
.progress-track {
  flex: 1; height: 3px;
  background: var(--border-secondary); border-radius: 2px; overflow: hidden;
}
.progress-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), #a78bfa);
  border-radius: 2px; transition: width 0.3s ease-out;
}
.session-label {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.15em; color: var(--text-secondary); white-space: nowrap;
}

/* ── Level checkpoints ── */
.checkpoints {
  display: flex; align-items: center; gap: 0;
  max-width: min(500px, 90vw);
  width: 100%;
}
.cp {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  flex-shrink: 0; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.cp:hover .cp-dot { border-color: var(--accent-hover); }
.cp:hover .cp-label { color: var(--accent-hover); }
.cp-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--text-secondary);
  border: 1.5px solid var(--text-secondary);
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.cp.active .cp-dot {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}
.cp.done .cp-dot {
  background: var(--accent-bg);
  border-color: var(--border-secondary);
}
.cp-label {
  font-size: 8px; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-secondary);
  white-space: nowrap; transition: color 0.3s;
}
.cp.active .cp-label { color: var(--accent); }
.cp.done .cp-label   { color: var(--accent-hover); }
.cp-line {
  flex: 1; height: 1.5px;
  background: var(--border);
  transition: background 0.3s;
}
.cp-line.done { background: var(--accent-hover); }

/* ── Meme panel ── */
.meme-panel {
  width: clamp(120px, 18vw, 200px);
  border-radius: 12px; overflow: hidden;
  border: 1px solid var(--meme-border);
  box-shadow: var(--shadow-meme);
  z-index: 50;
  opacity: 0; pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.35s ease-out, transform 0.35s ease-out;
  position: fixed;
  bottom: clamp(0.8em, 2vw, 1.5em);
  right: clamp(0.8em, 2vw, 1.5em);
}
.meme-panel.visible {
  opacity: 1; pointer-events: auto; transform: translateY(0);
}
.meme-panel img { width: 100%; display: block; transition: opacity 0.3s ease-out; }

/* ── Score screen ── */
.score-screen {
  position: fixed; inset: 0;
  background: var(--panel-bg); backdrop-filter: blur(12px);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: clamp(1em, 3vh, 2em); z-index: 10; padding: 1em;
}
.score-screen[hidden] { display: none; }
.score-title {
  font-size: clamp(10px, 1.5vw, 13px); font-weight: 700;
  letter-spacing: 0.3em; text-transform: uppercase; color: var(--text-secondary);
}
.score-grid { display: flex; gap: clamp(1.5em, 5vw, 3em); flex-wrap: wrap; justify-content: center; }
.score-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.score-num {
  font-size: clamp(32px, 8vw, 56px);
  font-weight: 300; color: var(--accent); letter-spacing: -2px; line-height: 1;
}
.score-sub {
  font-size: clamp(8px, 1vw, 10px); font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-secondary);
}
.restart-btn {
  background: transparent; border: 1px solid var(--border-secondary);
  color: var(--accent); font-size: clamp(10px, 1.5vw, 12px);
  font-weight: 700; letter-spacing: 0.25em; text-transform: uppercase;
  padding: 0.75em 2.5em; border-radius: 8px; cursor: pointer;
  transition: background 0.2s ease-out, border-color 0.2s ease-out;
}
.restart-btn:hover { background: var(--accent-bg); border-color: var(--accent); }
.restart-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ── Finger Guide ── */
.finger-guide {
  position: fixed; inset: 0;
  background: var(--guide-bg); backdrop-filter: blur(16px);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: clamp(0.8em, 2vh, 1.5em); z-index: 20;
  padding: 1em; overflow-y: auto;
}
.finger-guide[hidden] { display: none; }
.guide-title {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.3em; text-transform: uppercase; color: var(--text-secondary);
}
.guide-hands {
  display: flex; gap: clamp(1em, 4vw, 2.5em);
  align-items: flex-start; flex-wrap: wrap; justify-content: center;
}
.guide-divider { width: 1px; align-self: stretch; background: var(--guide-border); }
.guide-hand { display: flex; flex-direction: column; gap: 0.6em; }
.hand-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--guide-accent); margin-bottom: 0.3em;
}
.finger-rows { display: flex; flex-direction: column; gap: 0.45em; }
.frow { display: flex; align-items: center; gap: 0.6em; font-size: clamp(10px, 1.5vw, 12px); color: var(--guide-text); }
.frow b { color: var(--text-primary); font-weight: 600; }
.fdot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.fdot.pinky      { background: var(--guide-fdot-pinky); border: 1px solid var(--guide-fdot-border-pinky); }
.fdot.ring       { background: var(--guide-fdot-ring); border: 1px solid var(--guide-fdot-border-ring); }
.fdot.middle     { background: var(--guide-fdot-middle); }
.fdot.pointer1st { background: var(--guide-fdot-pointer1st); border: 1px solid var(--guide-fdot-border-pointer1st); }
.fdot.pointer2nd { background: var(--guide-fdot-pointer2nd); border: 1px solid var(--guide-fdot-border-pointer2nd); }
.guide-hint { font-size: clamp(10px, 1.5vw, 12px); color: var(--text-secondary); }
.guide-hint b { color: var(--text-primary); }
.guide-start-btn {
  background: transparent; border: 1px solid var(--border-secondary);
  color: var(--accent); font-size: clamp(10px, 1.5vw, 12px);
  font-weight: 700; letter-spacing: 0.25em; text-transform: uppercase;
  padding: 0.75em 2.5em; border-radius: 8px; cursor: pointer;
  transition: background 0.2s ease-out, border-color 0.2s ease-out;
}
.guide-start-btn:hover { background: var(--accent-bg); border-color: var(--accent); }
.guide-shortcuts {
  display: flex; gap: clamp(0.5em, 2vw, 1.5em); flex-wrap: wrap;
  justify-content: center; font-size: clamp(8px, 1vw, 10px);
  color: var(--text-secondary); letter-spacing: 0.05em; text-align: center;
}

/* ── Theme toggle ── */
.theme-toggle {
  position: fixed; top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--accent-bg);
  border: 1px solid var(--border);
  color: var(--accent);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.theme-toggle:hover {
  background: var(--accent-hover-bg);
  border-color: var(--accent-hover);
}

/* ── Animations ── */
@keyframes vibrate {
  0%   { transform: translate(0); }
  20%  { transform: translate(-2px, 2px); }
  40%  { transform: translate(-2px, -2px); }
  60%  { transform: translate(2px, 2px); }
  80%  { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}