:root {
  --vino: #7a1f3d;
  --vino-oscuro: #5a1630;
  --vino-claro: #f3e4e9;
  --bg: #f7f5f4;
  --card-bg: #ffffff;
  --text: #2b2320;
  --text-muted: #6b6260;
  --border: #e3dcd9;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0 0 32px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.4;
}

.topbar {
  background: var(--vino);
  color: #fff;
  padding: 20px 16px 24px;
  border-radius: 0 0 18px 18px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
}

.subtitle {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: #f0d9e0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
}

main {
  max-width: 520px;
  margin: 0 auto;
  padding: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.card h2 {
  margin: 0 0 14px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--vino);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--vino-claro);
  padding-bottom: 8px;
}

.field {
  margin-bottom: 14px;
}

.field:last-child {
  margin-bottom: 0;
}

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.row3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  font-size: 1rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-family: inherit;
  -webkit-appearance: none;
  appearance: none;
}

select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%237a1f3d'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 20px;
  padding-right: 34px;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--vino);
  box-shadow: 0 0 0 3px var(--vino-claro);
}

textarea#resultado {
  min-height: 180px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  resize: vertical;
  white-space: pre;
}

.actions {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.btn {
  flex: 1;
  min-height: 50px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background: var(--vino);
  color: #fff;
}

.btn-primary:active {
  background: var(--vino-oscuro);
}

.btn-secondary {
  background: #fff;
  color: var(--vino);
  border: 1.5px solid var(--vino);
}

.btn-secondary:active {
  background: var(--vino-claro);
}

.btn-telegram {
  background: #229ed9;
  color: #fff;
}

.btn-telegram:active {
  background: #1b81b0;
}

.feedback {
  text-align: center;
  color: var(--vino);
  font-weight: 700;
  margin: 0;
}

@media (max-width: 380px) {
  .row3 {
    grid-template-columns: 1fr 1fr;
  }
}