/* ============ RESET & BASE ============ */
*,
*::before,
*::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

:root {
  --bg: #0b0d12;
  --bg-2: #0f1218;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e7ecf3;
  --text-dim: #9aa3b2;
  --text-mute: #6b7280;
  --primary: #7c5cff;
  --primary-2: #22d3ee;
  --accent: #f472b6;
  --correct: #86efac;
  --incorrect: #fca5a5;
  --extra: #fde68a;
  --missed: #94a3b8;
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --font-ui: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --transition: 220ms cubic-bezier(.2,.8,.2,1);
}

[data-theme="light"] {
  --bg: #f4f6fb;
  --bg-2: #ffffff;
  --surface: rgba(255, 255, 255, 0.65);
  --surface-2: rgba(255, 255, 255, 0.85);
  --border: rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.16);
  --text: #0f172a;
  --text-dim: #475569;
  --text-mute: #64748b;
  --primary: #5b3df5;
  --primary-2: #0ea5e9;
  --accent: #ec4899;
  --correct: #16a34a;
  --incorrect: #dc2626;
  --extra: #b45309;
  --missed: #64748b;
  --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.12);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
}

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--transition), color var(--transition);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(1000px 600px at 10% -10%, rgba(124,92,255,0.18), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, rgba(34,211,238,0.14), transparent 60%),
    radial-gradient(700px 500px at 50% 120%, rgba(244,114,182,0.12), transparent 60%);
}

[data-theme="light"] body::before {
  background:
    radial-gradient(1000px 600px at 10% -10%, rgba(91,61,245,0.10), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, rgba(14,165,233,0.10), transparent 60%),
    radial-gradient(700px 500px at 50% 120%, rgba(236,72,153,0.08), transparent 60%);
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea { font: inherit; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ============ GLASS ============ */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* ============ NAVBAR ============ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), border-color var(--transition);
}
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.brand-icon { width: 26px; height: 26px; color: var(--primary); }
.brand-text { font-size: 18px; }
.brand-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 14px;
  color: var(--text-dim);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a[aria-current="page"] { color: var(--text); }
.nav-actions { display: flex; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  color: var(--text-dim);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform var(--transition), color var(--transition), background var(--transition), border-color var(--transition);
}
.icon-btn:hover { color: var(--text); background: var(--surface-2); transform: translateY(-1px); }
.icon-btn svg { width: 18px; height: 18px; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* ============ HERO ============ */
.hero { padding: 64px 24px 28px; text-align: center; }
.hero-inner { max-width: 880px; margin: 0 auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--border);
  margin-bottom: 18px;
}
.hero-badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 25%, transparent);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.7; }
}
.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 14px;
}
.grad {
  background: linear-gradient(100deg, var(--primary), var(--primary-2) 60%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  color: var(--text-dim);
  font-size: clamp(15px, 1.6vw, 18px);
  max-width: 680px;
  margin: 0 auto;
}

/* ============ TEST SECTION ============ */
.test-section { padding: 18px 0 40px; }

.mode-panel { padding: 14px; display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.mode-row { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.mode-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition);
}
.mode-btn svg { width: 16px; height: 16px; }
.mode-btn:hover { color: var(--text); background: var(--surface-2); }
.mode-btn.active {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border-strong);
}
.sub-row { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.sub-btn {
  padding: 8px 14px;
  border-radius: 10px;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
}
.sub-btn:hover { color: var(--text); background: var(--surface-2); }
.sub-btn.active {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border-strong);
}

/* Live stats */
.live-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 14px;
  margin-bottom: 16px;
}
.ls-item {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 10px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.ls-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-mute);
}
.ls-value {
  font-family: var(--font-mono);
  font-size: 22px; font-weight: 700; color: var(--text);
}

/* Typing area */
.typing-area {
  position: relative;
  padding: 28px;
  min-height: 220px;
  cursor: text;
  overflow: hidden;
}
.typing-viewport {
  position: relative;
  overflow: hidden;
  height: calc(var(--line-h, 44px) * 3);
  mask-image: linear-gradient(to bottom, transparent 0, #000 12%, #000 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 12%, #000 88%, transparent 100%);
}

.words {
  font-family: var(--font-mono);
  font-size: var(--font-size, 22px);
  line-height: var(--line-h, 44px);
  letter-spacing: 0.01em;
  color: var(--text-mute);
  user-select: none;
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 100%; /* Yeh add kar */
}

.word {
  display: inline-block;
  margin: 0 8px 0 0;
  position: relative;
  white-space: nowrap;
  vertical-align: bottom;
  max-width: 400px; /* Yeh add kar - ek word itna hi chauda ho sakta hai */
  overflow: hidden; /* Extra characters hide ho jayenge */
  text-overflow: ellipsis; /* ... dikhayega agar overflow ho */

}
.words-wrapper {
  position: relative;
  will-change: transform;
  transition: transform 320ms cubic-bezier(.2,.8,.2,1);
}

.letter {
  position: relative;
  transition: color 80ms linear;
  display: inline-block; /* Caret positioning ko stable banata hai */
}

.letter.correct { 
  color: var(--text); 
}

.letter.incorrect { 
  color: var(--incorrect); 
}

.letter.extra { 
  color: var(--extra); 
  opacity: 0.85; 
}

.letter.missed { 
  color: var(--missed); 
  text-decoration: underline; 
  text-decoration-color: color-mix(in srgb, var(--incorrect) 60%, transparent); 
}

.word.error { 
  border-bottom: 2px solid color-mix(in srgb, var(--incorrect) 70%, transparent); 
}
.hidden-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  left: -9999px;
  top: 0;
  width: 1px; height: 1px;
}
.typing-hint {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  color: var(--text-mute);
  font-size: 14px;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}
.typing-area.idle .typing-hint { opacity: 1; }

/* Caret */
.caret {
  position: absolute;
  top: 0; left: 0;
  width: 2px;
  height: var(--line-h, 44px);
  background: var(--primary);
  border-radius: 2px;
  pointer-events: none;
  transition: transform 90ms cubic-bezier(.2,.8,.2,1), opacity 160ms ease, background 160ms ease;
  will-change: transform;
  box-shadow: 0 0 12px color-mix(in srgb, var(--primary) 45%, transparent);
  z-index: 3;
}
.caret[data-style="block"] {
  width: calc(var(--font-size, 22px) * 0.6);
  background: color-mix(in srgb, var(--primary) 28%, transparent);
  border: 1px solid var(--primary);
}
.caret[data-style="underline"] {
  height: 3px;
  top: calc(var(--line-h, 44px) - 4px);
  width: calc(var(--font-size, 22px) * 0.75);
  border-radius: 3px;
}
.caret.blink { animation: blink 1s steps(2, start) infinite; }
@keyframes blink { to { visibility: hidden; } }
.caret.shake { animation: shake 180ms ease; }
@keyframes shake {
  0%, 100% { transform: translate(var(--x, 0), var(--y, 0)); }
  25% { transform: translate(calc(var(--x, 0px) - 2px), var(--y, 0)); }
  75% { transform: translate(calc(var(--x, 0px) + 2px), var(--y, 0)); }
}

/* Action row */
.action-row {
  display: flex; justify-content: center; gap: 10px; margin-top: 18px; flex-wrap: wrap;
}
.action-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition);
}
.action-btn svg { width: 16px; height: 16px; }
.action-btn kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  color: var(--text-mute);
  background: var(--surface-2);
}
.action-btn:hover { color: var(--text); background: var(--surface-2); transform: translateY(-1px); }
.action-btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  border-color: transparent;
}

/* Virtual keyboard */
.virtual-keyboard {
  margin-top: 20px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.virtual-keyboard[hidden] { display: none; }
.kb-row { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
.key {
  min-width: 34px; height: 38px;
  padding: 0 8px;
  border-radius: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  transition: transform 80ms ease, background var(--transition), color var(--transition), border-color var(--transition);
}
.key:hover { color: var(--text); }
.key.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  border-color: transparent;
  transform: translateY(1px);
}
.key-wide { min-width: 54px; }
.key-xxwide { min-width: 64px; }
.key-space { flex: 1; max-width: 360px; }

/* ============ INFO SECTIONS ============ */
.info-section { padding: 60px 0; }
.info-section.alt { background: color-mix(in srgb, var(--bg-2) 60%, transparent); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { padding: 26px; }
.info-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 25%, transparent), color-mix(in srgb, var(--primary-2) 25%, transparent));
  color: var(--primary);
  margin-bottom: 14px;
}
.info-icon svg { width: 22px; height: 22px; }
.info-card h3 { margin: 0 0 6px; font-size: 18px; }
.info-card p { margin: 0; color: var(--text-dim); font-size: 14px; }

.how-head { text-align: center; margin-bottom: 28px; }
.how-head h2 { margin: 0 0 6px; font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.02em; }
.how-head p { margin: 0; color: var(--text-dim); }
.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.how-step { padding: 22px; position: relative; }
.step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 0.1em;
}
.how-step h4 { margin: 4px 0 6px; font-size: 17px; }
.how-step p { margin: 0; color: var(--text-dim); font-size: 14px; }

/* ============ FOOTER ============ */
.footer { padding: 30px 0 40px; border-top: 1px solid var(--border); }
.footer-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.footer-brand .brand-icon { width: 22px; height: 22px; color: var(--primary); }
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: var(--text-dim); font-size: 13px; transition: color var(--transition); }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--text-mute); font-size: 12px; text-align: right; }

/* ============ MODALS ============ */
.modal {
  position: fixed; inset: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(5, 7, 12, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fadeIn 200ms ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal-card {
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow: auto;
  padding: 22px;
  animation: pop 220ms cubic-bezier(.2,.8,.2,1);
}
@keyframes pop { from { transform: translateY(10px) scale(0.98); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.modal-head h2 { margin: 0; font-size: 20px; letter-spacing: -0.01em; }
.modal-body { display: flex; flex-direction: column; gap: 14px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.setting-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.setting-label { font-weight: 600; font-size: 14px; }
.setting-hint { color: var(--text-mute); font-size: 12px; margin-top: 2px; }

.seg {
  display: inline-flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px;
  gap: 2px;
}
.seg button {
  padding: 7px 12px;
  border-radius: 9px;
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 600;
  transition: color var(--transition), background var(--transition);
}
.seg button:hover { color: var(--text); }
.seg button[aria-selected="true"],
.seg button.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
}

.switch { position: relative; width: 46px; height: 26px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute; inset: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: background var(--transition);
  cursor: pointer;
}
.slider::before {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  left: 3px; top: 3px;
  background: var(--text-dim);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}
.switch input:checked + .slider { background: color-mix(in srgb, var(--primary) 30%, transparent); border-color: color-mix(in srgb, var(--primary) 50%, transparent); }
.switch input:checked + .slider::before { transform: translateX(20px); background: var(--primary); }

.range-wrap { display: inline-flex; align-items: center; gap: 10px; }
.range-wrap input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 180px;
  height: 6px;
  border-radius: 999px;
  background: var(--surface-2);
  outline: none;
}
.range-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(124,92,255,0.4);
}
.range-wrap input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  cursor: pointer;
}
.range-value { font-family: var(--font-mono); font-size: 13px; color: var(--text-dim); min-width: 28px; text-align: right; }

/* Result modal */
.result-card { max-width: 720px; }
.result-hero {
  display: flex; align-items: baseline; justify-content: center; gap: 16px;
  padding: 18px 10px 6px;
}
.result-wpm { display: flex; align-items: baseline; gap: 8px; }
.result-wpm-num {
  font-family: var(--font-mono);
  font-size: clamp(54px, 8vw, 84px);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(100deg, var(--primary), var(--primary-2) 60%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.result-wpm-unit { font-size: 14px; color: var(--text-dim); font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; }
.result-grade {
  padding: 6px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}
.result-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 10px;
}
.res-item {
  display: flex; flex-direction: column; gap: 4px;
  padding: 12px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.res-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-mute); }
.res-value { font-family: var(--font-mono); font-size: 18px; font-weight: 700; }
.result-actions { display: flex; gap: 10px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }

/* Toast */
.toast {
  position: fixed;
  left: 50%; bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  padding: 10px 16px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease, transform 200ms ease;
  z-index: 200;
  backdrop-filter: blur(12px);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Font size variants */
.typing-area[data-size="small"] { --font-size: 18px; --line-h: 34px; }
.typing-area[data-size="medium"] { --font-size: 22px; --line-h: 44px; }
.typing-area[data-size="large"] { --font-size: 28px; --line-h: 54px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .info-grid, .how-steps { grid-template-columns: 1fr 1fr; }
  .result-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; text-align: center; }
  .footer-links { justify-content: center; }
  .footer-copy { text-align: center; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .brand-tag { display: none; }
  .hero { padding: 40px 16px 16px; }
  .container { padding: 0 16px; }
  .info-grid, .how-steps { grid-template-columns: 1fr; }
  .mode-btn { padding: 9px 10px; font-size: 12px; }
  .typing-area { padding: 18px; }
  .live-stats { grid-template-columns: repeat(3, 1fr); }
  .ls-value { font-size: 18px; }
  .result-grid { grid-template-columns: 1fr 1fr; }
  .key { min-width: 26px; height: 32px; font-size: 11px; }
  .key-wide { min-width: 40px; }
  .key-xxwide { min-width: 48px; }
  .setting-row { flex-direction: column; align-items: flex-start; }
  .range-wrap input[type="range"] { width: 140px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}