/* =========================================================================
   Carpeta Estructural Semántica: documents_
   ========================================================================= */

.section_documents {
  background: var(--c-card-dark);
  margin-top: 7.5rem;      /* 120px — visual separation from car-tour */
}

.documents_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;               /* 48px */
  align-items: stretch;
}

/* ─── Photo collage ─── */
.documents_collage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 0.75rem;            /* 12px */
  min-height: 22.5rem;     /* 360px */
}

.documents_collage-img {
  border-radius: var(--r-container);
  overflow: hidden;
  border: 1px solid rgba(216,216,211,0.07);
  background-size: cover;
  background-position: center;
}

.documents_collage-img:first-child {
  grid-row: span 2;
}

/* ─── Card ─── */
.documents_card {
  background: var(--c-mid-dark);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-container);
  padding: 2.5rem;         /* 40px */
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.documents_card-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;    /* 13px */
  letter-spacing: 0.16em;
  color: var(--c-celeste);
}

.documents_card-title {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1.625rem;     /* 26px */
  letter-spacing: 0.02em;
  color: var(--c-ghost);
  text-transform: uppercase;
  margin: 0.875rem 0 0;
}

.documents_card-body {
  font-family: var(--font-primary);
  font-size: 0.9375rem;    /* 15px */
  line-height: 1.65;
  color: var(--c-atlantic-sky);
  margin: 0.75rem 0 1.375rem;
}

/* ─── Email form ─── */
.documents_field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;      /* 12px */
  letter-spacing: 0.14em;
  color: var(--c-atlantic-sky);
}

.documents_email-input {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.875rem 1rem;  /* 14px 16px */
  background: var(--c-canvas);
  border: 1px solid rgba(216,216,211,0.2);
  border-radius: var(--r-button);
  color: var(--c-ghost);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.documents_email-input::placeholder {
  color: var(--c-shadow-grey);
}

.documents_email-input:focus {
  border-color: rgba(216,216,211,0.5);
}

.documents_email-input.is-error {
  border-color: var(--c-gold) !important;
}

.documents_error-msg {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--c-gold);
  margin-top: 0.5rem;
}

.documents_error-msg[hidden] { display: none; }

.documents_unlock-btn {
  margin-top: 1rem;
  width: 100%;
}

.documents_disclaimer {
  font-family: var(--font-primary);
  font-size: 0.8125rem;    /* 13px */
  line-height: 1.6;
  color: var(--c-shadow-grey);
  margin-top: 0.875rem;
}

/* ─── Unlocked state ─── */
.documents_downloads {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.documents_dl-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9375rem 1.25rem;
  border-radius: var(--r-button);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-decoration: none;
  transition: outline 0.15s ease;
}

.documents_dl-btn.is-primary-dl {
  background: var(--c-celeste);
  color: var(--c-canvas);
}

.documents_dl-btn.is-secondary-dl {
  background: var(--c-moorland);
  color: var(--c-ghost);
}

.documents_dl-btn:hover {
  outline: 2px solid var(--c-ghost);
  outline-offset: 3px;
}

.documents_dl-meta {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  opacity: 0.75;
}

#documents-unlocked[hidden],
#documents-locked[hidden] { display: none; }

@media (max-width: 900px) {
  .documents_grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
  .documents_collage {
    min-height: 15rem;
  }
}