:root {
  --bg: #1a1612;
  --surface: #2a221c;
  --border: #4a3c30;
  --text: #f2e8dc;
  --muted: #b8a898;
  --accent: #c4a574;
  --accent-hover: #d4b888;
  --danger: #e07060;
  --ok: #8fbc8f;
  --font: "Segoe UI", Georgia, serif;
  --mono: Consolas, "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(ellipse at top left, #3a2e24 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, #2a2018 0%, transparent 45%),
    var(--bg);
}

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.header {
  margin-bottom: 1.75rem;
}

.header h1 {
  margin: 0 0 0.4rem;
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent);
}

.tagline {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.95rem;
}

.tagline a {
  color: var(--accent-hover);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem 1.15rem 1.25rem;
  margin-bottom: 1.15rem;
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

textarea {
  width: 100%;
  resize: vertical;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.45;
}

textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

#output,
#stdout {
  font-family: var(--mono);
  font-size: 0.85rem;
  word-break: break-all;
}

#stdout {
  white-space: pre-wrap;
  word-break: break-word;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  margin-top: 0.55rem;
  min-height: 1.4rem;
}

.word-count {
  font-size: 0.875rem;
  color: var(--muted);
}

.word-count.over {
  color: var(--danger);
  font-weight: 600;
}

.status {
  font-size: 0.875rem;
  color: var(--ok);
}

.status.error {
  color: var(--danger);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

button {
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.55rem 1.15rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: var(--accent);
  color: var(--bg);
}

button:hover:not(:disabled) {
  background: var(--accent-hover);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

#copy-btn {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

#copy-btn:hover:not(:disabled) {
  background: rgba(196, 165, 116, 0.12);
}

.hint {
  margin: 0.65rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}

.hint code {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
}