/* ==========================================================================
   Habitta — Componentes reutilizables
   ========================================================================== */

/* Logo ------------------------------------------------------------------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
}
.brand__mark { width: 22px; height: auto; flex: none; }
.brand__word {
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  line-height: 1;
}
.on-dark .brand { color: var(--cream); }

/* Botones ---------------------------------------------------------------- */
.btn {
  --btn-bg: var(--navy);
  --btn-fg: var(--cream);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 54px;
  padding: 0 26px;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: -0.005em;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition: color 0.45s var(--ease), border-color 0.45s var(--ease);
}
.btn::before {
  /* Relleno que sube al pasar el mouse */
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--navy-900);
  transform: translateY(101%);
  border-radius: inherit;
  transition: transform 0.55s var(--ease);
}
.btn:hover::before { transform: none; }
.btn__icon {
  width: 16px;
  height: 16px;
  flex: none;
  transition: transform 0.45s var(--ease);
}
.btn:hover .btn__icon { transform: translateX(4px); }

.btn--light { --btn-bg: var(--cream); --btn-fg: var(--navy); }
.btn--light::before { background: #fff; }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--navy);
  border: 1px solid var(--line-strong);
}
.btn--ghost::before { background: var(--navy); }
.btn--ghost:hover { color: var(--cream); border-color: var(--navy); }

.on-dark .btn--ghost {
  --btn-fg: var(--cream);
  border-color: var(--line-light);
}
.on-dark .btn--ghost::before { background: var(--cream); }
.on-dark .btn--ghost:hover { color: var(--navy); border-color: var(--cream); }

.btn--sm { min-height: 44px; padding: 0 20px; font-size: 0.9rem; }

/* Enlace con subrayado animado */
.link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  padding-bottom: 4px;
  transition: background-size 0.5s var(--ease);
}
.link:hover { background-size: 0% 1px; background-position: 100% 100%; }
.link svg { width: 14px; height: 14px; transition: transform 0.45s var(--ease); }
.link:hover svg { transform: translateX(3px); }

/* Encabezado ------------------------------------------------------------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(246, 242, 236, 0);
  border-bottom: 1px solid transparent;
  transition:
    background-color 0.4s var(--ease),
    border-color 0.4s var(--ease),
    transform 0.5s var(--ease);
}
.header.is-scrolled {
  background: rgba(246, 242, 236, 0.9);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--line);
}
.header.is-hidden { transform: translateY(-100%); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav { display: none; }
.nav__list { display: flex; gap: clamp(18px, 2.2vw, 34px); }
.nav__link {
  position: relative;
  font-size: 0.92rem;
  color: var(--ink-soft);
  padding: 8px 0;
  transition: color 0.3s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease);
}
.nav__link:hover,
.nav__link.is-active { color: var(--ink); }
.nav__link:hover::after,
.nav__link.is-active::after { transform: scaleX(1); transform-origin: left; }

.header__actions { display: flex; align-items: center; gap: 10px; }
.header__cta { display: none; }

.menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 4px 0 12px;
  font-size: 0.9rem;
  font-weight: 500;
}
.menu-toggle__bars {
  position: relative;
  width: 22px;
  height: 10px;
}
.menu-toggle__bars::before,
.menu-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.45s var(--ease), top 0.45s var(--ease);
}
.menu-toggle__bars::before { top: 0; }
.menu-toggle__bars::after { top: 8.5px; }
.menu-open .menu-toggle__bars::before { top: 4.25px; transform: rotate(45deg); }
.menu-open .menu-toggle__bars::after { top: 4.25px; transform: rotate(-45deg); }

@media (min-width: 1024px) {
  .nav { display: block; }
  .header__cta { display: inline-flex; }
  .menu-toggle { display: none; }
}

/* Menú móvil */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-h) + 24px) var(--gutter) 32px;
  background: var(--paper);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0s linear 0.4s;
}
.menu-open .mobile-menu {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s var(--ease);
}
.menu-open .header { background: var(--paper); border-bottom-color: var(--line); }
.mobile-menu__list { display: grid; }
.mobile-menu__list a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.6rem, 7vw, 2.2rem);
  font-weight: 500;
  letter-spacing: -0.03em;
}
.mobile-menu__list a span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--stone-600);
  font-weight: 500;
  min-width: 22px;
}
.mobile-menu__foot { display: grid; gap: 12px; }
.mobile-menu__foot .btn { width: 100%; }
body.menu-open { overflow: hidden; }

/* Fotografía ------------------------------------------------------------- */
.photo {
  position: relative;
  overflow: hidden;
  background: var(--stone);
}
.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s var(--ease);
}
.photo--hover:hover img { transform: scale(1.035); }

/* Etiqueta de imagen provisoria: se oculta cambiando
   data-placeholders="off" en <html> cuando haya fotos propias. */
.photo__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 5px 9px;
  background: rgba(246, 242, 236, 0.92);
  color: var(--ink-soft);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  pointer-events: none;
}
[data-placeholders="off"] .photo__tag { display: none; }

/* Revelado de imagen (máscara que se abre) */
.js [data-mask]::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  background: var(--mask-bg, var(--paper));
  transform-origin: top;
  transition: transform 1.3s var(--ease);
}
.on-dark [data-mask] { --mask-bg: var(--navy); }
.js [data-mask] img { transform: scale(1.12); transition: transform 1.8s var(--ease); }
.js [data-mask].is-in::after { transform: scaleY(0); }
.js [data-mask].is-in img { transform: none; }
.js .photo--hover[data-mask].is-in:hover img { transform: scale(1.035); }

@media (prefers-reduced-motion: reduce) {
  .js [data-mask]::after { display: none; }
  .js [data-mask] img { transform: none; }
}

/* Acordeón (FAQ) --------------------------------------------------------- */
.accordion { border-top: 1px solid var(--line); }
.accordion__item { border-bottom: 1px solid var(--line); }
.accordion__item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(1.05rem, 1rem + 0.35vw, 1.25rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.35;
  transition: color 0.3s var(--ease);
}
.accordion__item summary::-webkit-details-marker { display: none; }
.accordion__item summary:hover { color: var(--navy-700); }
.accordion__icon {
  position: relative;
  flex: none;
  width: 30px;
  height: 30px;
  margin-top: -2px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: background-color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 10px; height: 1.5px;
  margin: -0.75px 0 0 -5px;
  background: currentColor;
  transition: transform 0.45s var(--ease);
}
.accordion__icon::after { transform: rotate(90deg); }
.accordion__item[open] .accordion__icon { background: var(--navy); border-color: var(--navy); color: var(--cream); }
.accordion__item[open] .accordion__icon::after { transform: rotate(0deg); }
.accordion__body {
  padding: 0 54px 28px 0;
  color: var(--ink-soft);
  display: grid;
  gap: 12px;
}

/* Contenido pendiente: visible e identificable para completar */
.pending {
  padding: 12px 14px;
  border: 1px dashed var(--stone-600);
  background: rgba(216, 209, 197, 0.35);
  color: var(--ink-soft);
  font-size: var(--fs-small);
}
.pending strong {
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.7rem;
  margin-right: 6px;
  color: var(--ink);
}
[data-pending="hide"] .pending,
[data-pending="hide"] [data-pending-item] { display: none; }

/* Formulario ------------------------------------------------------------- */
.form { display: grid; gap: 18px; }
.form__row { display: grid; gap: 18px; }
@media (min-width: 560px) { .form__row--2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 8px; }
.field label,
.field legend {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink);
  padding: 0;
}
.field .optional { color: var(--stone-600); font-weight: 400; }
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  font-size: 1rem; /* evita zoom en iOS */
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%2322344b' stroke-width='1.5'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(34, 52, 75, 0.14);
}
.field [aria-invalid="true"] { border-color: #9b3b2f; }
.field__error { color: #9b3b2f; font-size: 0.8rem; min-height: 0; }
.field__error:empty { display: none; }

fieldset.field { border: 0; margin: 0; padding: 0; min-width: 0; }
.choice-group { display: flex; flex-wrap: wrap; gap: 8px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.choice span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: #fff;
  font-size: 0.9rem;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.choice input:checked + span { background: var(--navy); color: var(--cream); border-color: var(--navy); }
.choice input:focus-visible + span { outline: 2px solid var(--navy); outline-offset: 2px; }

.form__note { font-size: 0.8rem; color: var(--ink-soft); }

/* Aviso flotante --------------------------------------------------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 96px;
  z-index: 150;
  width: min(92vw, 440px);
  padding: 14px 18px;
  background: var(--ink);
  color: var(--cream);
  font-size: 0.9rem;
  line-height: 1.45;
  border-radius: 4px;
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.5);
  transform: translate(-50%, 20px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0s linear 0.35s;
}
.toast.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

/* Barra de acción en móvil ---------------------------------------------- */
.mobile-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 80;
  display: flex;
  gap: 10px;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: rgba(246, 242, 236, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  transform: translateY(110%);
  transition: transform 0.5s var(--ease);
}
.mobile-cta.is-visible { transform: none; }
.mobile-cta .btn { flex: 1; min-height: 50px; }
.mobile-cta .btn--wa { flex: 0 0 50px; padding: 0; }
.mobile-cta .btn--wa svg { width: 20px; height: 20px; }
@media (min-width: 1024px) { .mobile-cta { display: none; } }