:root {
  --color-primary: #60592F;
  --color-secondary: #EEE4D7;
  --color-text: #292B1F;
  --color-accent: #B4A162;
  --color-light: #F5F1EC;
  --color-dark: #2D331F;
  --color-border: #B4A16269;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-light);
  color: var(--color-text);
  font-family: "Source Sans 3", system-ui, sans-serif;
}

.app {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
}

.chat-card {
  width: min(720px, 100%);
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  background: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
}

.chat-header {
  padding: 24px 24px 18px;
  border-bottom: 1px solid var(--color-border);
}

.eyebrow {
  margin: 0 0 8px;
  font-family: Raleway, system-ui, sans-serif;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

h1 {
  margin: 0;
  font-family: "Abril Fatface", Georgia, serif;
  font-size: clamp(30px, 6vw, 48px);
  line-height: 1;
  font-weight: 400;
}

.messages {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
}

.message {
  max-width: 88%;
  margin-bottom: 14px;
  padding: 13px 15px;
  border-radius: 12px;
  line-height: 1.45;
  font-size: 17px;
}

.message.bot {
  background: var(--color-light);
  border: 1px solid var(--color-border);
}

.message.player {
  margin-left: auto;
  background: var(--color-primary);
  color: var(--color-light);
}

.answer-form {
  display: flex;
  gap: 10px;
  padding: 18px;
  border-top: 1px solid var(--color-border);
  background: var(--color-secondary);
}

.answer-form input {
  flex: 1;
  padding: 14px 15px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-light);
  color: var(--color-text);
  font-size: 16px;
}

.answer-form input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.answer-form button {
  padding: 14px 20px;
  border: 0;
  border-radius: 8px;
  background: var(--color-primary);
  color: var(--color-light);
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
}

.answer-form button:hover {
  background: var(--color-dark);
}

@media (max-width: 600px) {
  .app {
    padding: 0;
  }

  .chat-card {
    min-height: 100vh;
    border-radius: 0;
    border: 0;
  }

  .answer-form {
    flex-direction: column;
  }

  .answer-form button {
    width: 100%;
  }
}

.progress {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--color-primary);
}

.hint-row {
  padding: 0 18px 14px;
  background: var(--color-secondary);
}

.hint-row button {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: transparent;
  color: var(--color-primary);
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
}

.reward-card {
  border-color: var(--color-accent);
  background: #f8f1df;
  font-weight: 700;
}

.player-progress {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 16px;
}

.progress-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 700;
}

.progress-boxes {
  display: flex;
  gap: 6px;
}

.progress-letter {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-light);

  display: flex;
  align-items: center;
  justify-content: center;

  font-weight: 700;
  color: var(--color-primary);
}

.progress-counter {
  min-width: 34px;
  height: 34px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-light);

  font-weight: 700;
  color: var(--color-primary);
}