/* ============================================================
   EXIT-INTENT POPUP — Nieto Crea+
   Estética "cartas de abuelo": papel crema, tinta azul, ámbar.
   Reusa las CSS variables ya definidas en index.html
   (--paper, --ink, --amber, --cream, --sepia-soft, etc.)
   ============================================================ */

/* Reset del <dialog> nativo */
dialog#exit-intent-modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: 100vw;
  max-height: 100vh;
  outline: none;
}

dialog#exit-intent-modal::backdrop {
  background: rgba(31, 58, 95, 0.6);
  backdrop-filter: blur(4px);
  animation: ei-fade-in 280ms ease-out;
}

dialog#exit-intent-modal[open] {
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes ei-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ei-card-in {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Tarjeta — papel crema */
.ei-card {
  position: relative;
  width: min(480px, calc(100vw - 32px));
  background-color: var(--paper, #F5EFE6);
  background-image:
    radial-gradient(circle at 20% 10%, rgba(201, 150, 58, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 80% 90%, rgba(31, 58, 95, 0.04) 0%, transparent 40%);
  border: 1px solid rgba(31, 58, 95, 0.08);
  border-radius: 2px;
  padding: 44px 40px 36px;
  box-shadow: 0 20px 60px rgba(31, 58, 95, 0.18);
  font-family: 'Work Sans', sans-serif;
  color: var(--ink, #1F3A5F);
  animation: ei-card-in 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

@media (max-width: 480px) {
  .ei-card {
    padding: 36px 24px 28px;
  }
}

/* Botón cerrar */
.ei-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  color: var(--ink-light, #5A6A85);
  font-family: 'Work Sans', sans-serif;
  font-weight: 300;
  transition: color 200ms ease, transform 200ms ease;
  border-radius: 2px;
}
.ei-close:hover { color: var(--ink, #1F3A5F); transform: scale(1.1); }
.ei-close:focus-visible { outline: 2px solid var(--amber, #C9963A); outline-offset: 2px; }

/* Eyebrow manuscrita */
.ei-eyebrow {
  font-family: 'Caveat', cursive;
  font-weight: 600;
  font-size: 20px;
  color: var(--amber, #C9963A);
  margin-bottom: 8px;
  line-height: 1.2;
}

/* Headline */
.ei-headline {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
  font-size: 30px;
  line-height: 1.18;
  color: var(--ink, #1F3A5F);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
@media (max-width: 480px) {
  .ei-headline { font-size: 26px; }
}

/* Subhead */
.ei-subhead {
  font-family: 'Work Sans', sans-serif;
  font-weight: 400;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft, #2C3E5C);
  margin: 0 0 24px;
}

/* Form */
.ei-form { display: flex; flex-direction: column; gap: 12px; }

.ei-field { display: flex; flex-direction: column; gap: 4px; }

.ei-input {
  width: 100%;
  padding: 14px 16px;
  background-color: var(--cream, #FBF7F0);
  border: 1px solid rgba(31, 58, 95, 0.18);
  border-radius: 2px;
  font-family: 'Work Sans', sans-serif;
  font-size: 15px;
  color: var(--ink, #1F3A5F);
  transition: border-color 180ms ease, background-color 180ms ease;
}
.ei-input::placeholder { color: var(--ink-light, #5A6A85); opacity: 0.7; }
.ei-input:focus {
  outline: none;
  border-color: var(--ink, #1F3A5F);
  background-color: var(--white, #FFFFFF);
}
.ei-input[aria-invalid="true"] {
  border-color: var(--red-post, #B83A2F);
}

.ei-error {
  font-size: 12px;
  color: var(--red-post, #B83A2F);
  font-weight: 500;
  min-height: 14px;
  margin-top: 2px;
}

/* Botón submit */
.ei-submit {
  margin-top: 8px;
  width: 100%;
  padding: 16px 20px;
  background-color: var(--ink, #1F3A5F);
  color: var(--cream, #FBF7F0);
  border: none;
  border-radius: 2px;
  font-family: 'Work Sans', sans-serif;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background-color 200ms ease, transform 100ms ease;
}
.ei-submit:hover:not(:disabled) {
  background-color: var(--amber, #C9963A);
  color: var(--paper, #F5EFE6);
}
.ei-submit:active:not(:disabled) { transform: translateY(1px); }
.ei-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.ei-submit:focus-visible { outline: 2px solid var(--amber, #C9963A); outline-offset: 3px; }

/* Link "No, gracias" */
.ei-decline {
  display: block;
  margin-top: 16px;
  text-align: center;
  background: none;
  border: none;
  font-family: 'Work Sans', sans-serif;
  font-size: 13px;
  color: var(--sepia-soft, #8B7355);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(139, 115, 85, 0.4);
  transition: color 180ms ease;
}
.ei-decline:hover { color: var(--sepia, #5C4A37); }
.ei-decline:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 2px; }

/* Estado de éxito (post-submit) */
.ei-success {
  text-align: center;
  padding: 8px 0;
}
.ei-success .ei-eyebrow { margin-bottom: 12px; }
.ei-success .ei-headline { font-size: 26px; margin-bottom: 0; }

/* Estado de loading en el botón */
.ei-submit.is-loading {
  pointer-events: none;
  position: relative;
  color: transparent;
}
.ei-submit.is-loading::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 18px; height: 18px;
  margin-top: -9px; margin-left: -9px;
  border: 2px solid var(--cream, #FBF7F0);
  border-top-color: transparent;
  border-radius: 50%;
  animation: ei-spin 700ms linear infinite;
}
@keyframes ei-spin { to { transform: rotate(360deg); } }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  dialog#exit-intent-modal::backdrop,
  .ei-card,
  .ei-submit.is-loading::after {
    animation: none !important;
    transition: none !important;
  }
}