.page { padding: 40px 20px; max-width: 1200px; margin: 0 auto; }
.page h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.page .subtitle { color: #888; margin-bottom: 20px; font-size: 14px; }

label {
  display: block; font-size: 13px; font-weight: 600; color: #aaa;
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px;
}

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.btn {
  padding: 9px 16px; background: #141414; border: 1px solid #2a2a2a;
  color: #ccc; border-radius: 6px; font-size: 13px; cursor: pointer;
  transition: all 0.15s; font-family: inherit;
}
.btn:hover { border-color: #ff4444; color: #fff; background: #1f1f1f; }
.btn-reset { margin-left: auto; }
.btn-reset:hover { border-color: #f87171; color: #f87171; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.col { display: flex; flex-direction: column; }

textarea {
  width: 100%; min-height: 320px; resize: vertical;
  background: #0d0d0d; border: 1px solid #2a2a2a; border-radius: 8px;
  color: #e1e1e1; font-size: 13px; padding: 14px; outline: none;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  line-height: 1.5; transition: border-color 0.2s; tab-size: 2;
}
textarea:focus { border-color: #ff4444; }
#output { background: #0a0a0a; }

.stats {
  color: #666; font-size: 12px; margin-top: 6px;
  font-family: 'SF Mono', Monaco, monospace;
}

.preview-card {
  margin-top: 16px;
  background: #141414; border: 1px solid #262626; border-radius: 10px;
  padding: 16px;
}
.preview {
  background: #0a0a0a; border: 1px solid #1f1f1f; border-radius: 8px;
  padding: 14px; color: #eee; font-size: 14px; min-height: 40px;
  white-space: pre-wrap; word-break: break-word;
}

@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  textarea { min-height: 220px; }
  .btn-reset { margin-left: 0; }
}