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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: #111;
  color: #ccc;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 10vh;
}

.container {
  text-align: center;
  max-width: 560px;
  width: 90%;
}

h1 {
  font-size: 2.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.2rem;
}

.subtitle {
  color: #666;
  margin-bottom: 2.5rem;
  font-size: 0.95rem;
}

/* Setup phase */
#setup-phase {
  display: flex;
  justify-content: center;
}

#word-input {
  padding: 0.7rem 1rem;
  font-size: 1.1rem;
  border: 1px solid #333;
  border-radius: 6px;
  background: #1a1a1a;
  color: #e0e0e0;
  outline: none;
  width: 340px;
  transition: border-color 0.15s;
}

#word-input:focus {
  border-color: #555;
}

/* Typing phase */
#typing-phase {
  position: relative;
}

.target-word {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
  font-family: 'Courier New', monospace;
  color: #333;
  user-select: none;
}

.target-word .correct {
  color: #4ade80;
}

.target-word .current {
  color: #e0e0e0;
  border-bottom: 2px solid #e0e0e0;
}

.target-word .wrong {
  color: #f87171;
}

#typing-input {
  position: absolute;
  opacity: 0;
  pointer-events: auto;
  width: 1px;
  height: 1px;
}

/* Result phase */
.result-time {
  font-size: 3.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.4rem;
}

.result-word {
  color: #666;
  font-size: 1rem;
  margin-bottom: 2rem;
}

.result-word.new-record {
  color: #facc15;
}

.result-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
}

.result-actions button {
  padding: 0.55rem 1.3rem;
  font-size: 0.95rem;
  border: 1px solid #333;
  border-radius: 6px;
  background: #1a1a1a;
  color: #ccc;
  cursor: pointer;
  transition: border-color 0.15s;
}

.result-actions button:hover {
  border-color: #555;
}

/* Records */
#records-section {
  margin-top: 3rem;
  text-align: left;
}

#records-section h2 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  color: #888;
  text-align: center;
  font-weight: 600;
}

#records-table {
  width: 100%;
  border-collapse: collapse;
}

#records-table th {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid #333;
  color: #666;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

#records-table td {
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid #1e1e1e;
  font-size: 0.95rem;
}

#records-table td:first-child {
  font-family: 'Courier New', monospace;
  font-weight: 600;
  color: #ccc;
}

#records-table td:nth-child(2) {
  color: #4ade80;
  font-weight: 600;
}

#records-table td:nth-child(3) {
  color: #666;
}

.small-btn {
  display: block;
  margin: 1rem auto 0;
  padding: 0.35rem 0.8rem;
  font-size: 0.8rem;
  border: 1px solid #2a2a2a;
  border-radius: 5px;
  background: transparent;
  color: #555;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.small-btn:hover {
  color: #f87171;
  border-color: #f87171;
}

.hidden {
  display: none !important;
}

@media (max-width: 500px) {
  h1 { font-size: 1.8rem; }
  .target-word { font-size: 2rem; }
  .result-time { font-size: 2.5rem; }
  #word-input { width: 100%; }
}