/* ============================================================
   N2 · Contacto (formulario)
   Antesala a la izquierda (eyebrow + h2 + copy + canales),
   tarjeta de formulario a la derecha. Envío inline vía fetch:
   la lógica (validación, estados, POST) vive en contacto.js.
   Depende de los tokens de brand.css. En móvil colapsa a una
   sola columna (misma ruptura que el resto, 900px).
   ============================================================ */

.cont {
  background: var(--bg);
  padding: clamp(80px, 12vw, 180px) 0;
}

/* ---- Layout: antesala | formulario ---- */
.cont-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: start;
  gap: clamp(40px, 6vw, 96px);
}

/* ---- Antesala (columna izquierda) ---- */
.cont-aside {
  position: sticky;
  top: clamp(96px, 12vh, 140px);
}
.cont-title {
  margin-top: 16px;
  max-width: 16ch;
}
.cont-em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
.cont-lead {
  margin-top: 20px;
  max-width: 40ch;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.6;
}

/* Canales alternativos de contacto */
.cont-channels {
  list-style: none;
  margin-top: clamp(28px, 4vh, 40px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cont-channels li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cont-channels dt,
.cont-chan-label {
  font-family: "Geist Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-faint);
}
.cont-channels a {
  font-size: clamp(15px, 1.3vw, 17px);
  color: var(--fg);
  transition: color 0.25s ease;
}
.cont-channels a:hover {
  color: var(--accent);
}

/* ---- Tarjeta de formulario (columna derecha) ---- */
.cont-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 2vw, 22px);
  padding: clamp(24px, 3vw, 40px);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

/* Campo: ocupa una columna; los anchos (mensaje, consent, acciones) toda la fila */
.cont-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.cont-field--wide {
  grid-column: 1 / -1;
}

.cont-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-dim);
}
.cont-req {
  color: var(--accent);
}
.cont-optional {
  font-family: "Geist Mono", ui-monospace, monospace;
  font-size: 11px;
  color: var(--fg-faint);
  letter-spacing: 0.04em;
}

.cont-input,
.cont-textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 13px 15px;
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}
.cont-input::placeholder,
.cont-textarea::placeholder {
  color: var(--fg-faint);
}
.cont-textarea {
  min-height: 130px;
  resize: vertical;
  line-height: 1.55;
}
.cont-input:focus,
.cont-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* Estado de error (lo marca contacto.js con aria-invalid) */
.cont-input[aria-invalid="true"],
.cont-textarea[aria-invalid="true"] {
  border-color: #ff5a5a;
  box-shadow: 0 0 0 3px rgba(255, 90, 90, 0.16);
}
.cont-error {
  font-size: 12px;
  color: #ff7a7a;
  min-height: 1em;
}

/* ---- Honeypot: fuera de pantalla, invisible para humanos ---- */
.cont-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---- Consentimiento RGPD ---- */
.cont-consent {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.cont-consent input {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  accent-color: var(--accent);
  cursor: pointer;
}
.cont-consent label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--fg-dim);
}
.cont-consent a {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cont-consent a:hover {
  color: var(--accent);
}

/* ---- Acciones + estado de envío ---- */
.cont-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cont-submit {
  min-width: 180px;
  justify-content: center;
}
.cont-submit[disabled] {
  opacity: 0.65;
  cursor: progress;
}
.cont-submit[disabled]:hover {
  transform: none;
  box-shadow: none;
}

/* Mensaje de éxito / error tras el envío (aria-live) */
.cont-status {
  font-size: 14px;
  line-height: 1.5;
}
.cont-status:empty {
  display: none;
}
.cont-status.is-ok {
  color: var(--accent);
}
.cont-status.is-err {
  color: #ff7a7a;
}

/* ============================================================
   Contacto · responsive — una sola columna
   ============================================================ */
@media (max-width: 900px) {
  .cont-grid {
    grid-template-columns: 1fr;
    gap: clamp(28px, 7vw, 44px);
  }
  .cont-aside {
    position: static;
    top: auto;
  }
}

@media (max-width: 560px) {
  .cont-form {
    grid-template-columns: 1fr;
  }
  .cont-submit {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cont-input,
  .cont-textarea {
    transition: none;
  }
}