/* ==========================================================================
   Componentes: header, navegación, tarjetas, filtros, modal, formulario,
   toasts y botones flotantes
   ========================================================================== */

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  height: var(--header-h);
  transition: background-color .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(255, 255, 255, .8);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  backdrop-filter: saturate(180%) blur(16px);
  box-shadow: 0 1px 0 var(--c-border);
  opacity: 0;
  transition: opacity .35s var(--ease-out);
}
.site-header.is-solid::before { opacity: 1; }

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand { display: inline-flex; flex: none; border-radius: var(--r-xs); }
.brand img {
  width: auto;
  height: 26px;
  filter: brightness(0) invert(1);
  transition: filter .35s var(--ease-out);
}
.site-header.is-solid .brand img { filter: none; }
@media (min-width: 640px) { .brand img { height: 30px; } }

.nav { margin-left: auto; display: none; }
@media (min-width: 1024px) { .nav { display: block; } }

.nav__links {
  position: relative;
  display: flex;
  align-items: center;
  gap: .15rem;
}
.nav__link {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 .8rem;
  border-radius: var(--r-sm);
  font-size: .925rem;
  font-weight: 500;
  color: var(--c-on-dark-muted);
  transition: color var(--dur-base) var(--ease-out);
}
.nav__link[aria-current="true"] { color: #fff; }
.site-header.is-solid .nav__link { color: var(--c-text-muted); }
.site-header.is-solid .nav__link[aria-current="true"] { color: var(--c-primary); }

@media (hover: hover) and (pointer: fine) {
  .nav__link:hover { color: #fff; }
  .site-header.is-solid .nav__link:hover { color: var(--c-primary); }
}

/* Indicador deslizante de la sección activa */
.nav__pill {
  position: absolute;
  top: 50%;
  left: 0;
  height: 36px;
  width: var(--pill-w, 0px);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, .12);
  transform: translate3d(var(--pill-x, 0px), -50%, 0);
  opacity: 0;
  pointer-events: none;
  transition:
    transform .45s var(--ease-out),
    width .45s var(--ease-out),
    opacity .3s var(--ease-out),
    background-color .35s var(--ease-out);
}
.nav__pill.is-on { opacity: 1; }
.nav__pill.no-anim { transition: none; }
.site-header.is-solid .nav__pill { background: var(--c-accent-50); }

.site-header__actions {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-left: auto;
}
@media (min-width: 1024px) { .site-header__actions { margin-left: .5rem; } }

.site-header__cta { display: none; }
@media (min-width: 640px) { .site-header__cta { display: inline-flex; } }

/* Burger */
.burger {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  color: #fff;
  transition: background-color var(--dur-base) var(--ease-out), color .35s var(--ease-out);
}
.site-header.is-solid .burger { color: var(--c-primary); }
.burger span {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 1.75px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .4s var(--ease-out);
}
.burger span:first-child { transform: translateY(-4px); }
.burger span:last-child  { transform: translateY(4px); }
.burger[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child  { transform: rotate(-45deg); }
.burger:active { transform: scale(.95); }
@media (min-width: 1024px) { .burger { display: none; } }

/* Menú móvil */
.mobile-menu {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: #fff;
  overflow-y: auto;
  visibility: hidden;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .5s var(--ease-drawer), visibility 0s linear .5s;
}
.mobile-menu.is-open {
  visibility: visible;
  clip-path: inset(0 0 0 0);
  transition: clip-path .5s var(--ease-drawer), visibility 0s;
}
.mobile-menu__inner {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  padding-block: 1.5rem calc(1.5rem + env(safe-area-inset-bottom));
}
.mobile-menu__links li {
  border-bottom: 1px solid var(--c-border);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .4s var(--ease-out), transform .4s var(--ease-out);
}
.mobile-menu.is-open .mobile-menu__links li {
  opacity: 1;
  transform: none;
  transition-delay: calc(80ms + var(--i, 0) * 40ms);
}
.mobile-menu__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.05rem 0;
  font-size: 1.5rem;
  font-weight: 550;
  letter-spacing: -0.03em;
  color: var(--c-primary);
}
.mobile-menu__links a::after {
  content: "→";
  font-size: 1rem;
  color: var(--c-accent);
}
.mobile-menu__foot {
  margin-top: auto;
  padding-top: 2rem;
  display: grid;
  gap: 1rem;
  justify-items: center;
}
.mobile-menu__phone {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-weight: 500;
  color: var(--c-text-muted);
}

.site-header.is-menu-open::before { opacity: 1; }
.site-header.is-menu-open .brand img { filter: none; }
.site-header.is-menu-open .burger { color: var(--c-primary); }

/* ---------- Filtros (control segmentado) ---------- */

.filters {
  position: relative;
  display: flex;
  gap: 2px;
  padding: 4px;
  border-radius: 12px;
  background: var(--c-bg-muted);
  box-shadow: inset 0 1px 2px rgba(8, 36, 58, .06);
  overflow-x: auto;
  scrollbar-width: none;
  max-width: 100%;
  justify-self: start;
}
.filters::-webkit-scrollbar { display: none; }

.filters__btn {
  position: relative;
  z-index: 1;
  flex: none;
  height: 36px;
  padding: 0 .95rem;
  border-radius: 9px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--c-text-muted);
  white-space: nowrap;
  transition: color var(--dur-base) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.filters__btn[aria-pressed="true"] { color: var(--c-primary); }
.filters__btn:active { transform: scale(.96); }
@media (hover: hover) and (pointer: fine) {
  .filters__btn:hover { color: var(--c-primary); }
}

.filters__thumb {
  position: absolute;
  top: 4px;
  left: 0;
  height: 36px;
  width: var(--thumb-w, 0px);
  border-radius: 9px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(8, 36, 58, .08), 0 2px 8px -2px rgba(8, 36, 58, .10);
  transform: translateX(var(--thumb-x, 0px));
  transition: transform .4s var(--ease-out), width .4s var(--ease-out);
}
.filters__thumb.no-anim { transition: none; }

/* ---------- Tarjeta de servicio ---------- */

.services-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; } }

.svc {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  transition:
    transform .45s var(--ease-out),
    box-shadow .45s var(--ease-out),
    border-color .45s var(--ease-out);
}
.svc[hidden] { display: none; }

.svc__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--c-bg-muted);
}
.svc__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.svc__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(8, 36, 58, .35));
}
.svc__tag {
  position: absolute;
  z-index: 1;
  top: .85rem;
  left: .85rem;
  padding: .3rem .6rem;
  border-radius: var(--r-full);
  background: rgba(8, 36, 58, .55);
  border: 1px solid rgba(255, 255, 255, .18);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.svc__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.25rem 1.25rem 1.35rem;
}
.svc__title { font-size: 1.15rem; letter-spacing: -0.02em; }
.svc__text { color: var(--c-text-muted); font-size: .95rem; line-height: 1.55; }

.svc__more {
  margin-top: auto;
  padding-top: .6rem;
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  align-self: flex-start;
  font-size: .925rem;
  font-weight: 550;
  color: var(--c-accent-600);
  border-radius: var(--r-xs);
}
/* Toda la tarjeta es clicable sin anidar elementos interactivos */
.svc__more::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
}
.svc__more:focus-visible { box-shadow: none; }
.svc:has(.svc__more:focus-visible) { box-shadow: var(--focus-ring), var(--shadow-md); }

.svc__more-icon {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--c-accent-50);
  color: var(--c-accent-600);
  transition: transform .45s var(--ease-out), background-color .3s var(--ease-out), color .3s var(--ease-out);
}
.svc__more-icon .icon { width: 14px; height: 14px; stroke-width: 2.2; }
.svc:active { transform: scale(.99); }

@media (hover: hover) and (pointer: fine) {
  .svc:hover {
    transform: translateY(-4px);
    border-color: transparent;
    box-shadow: var(--shadow-lg), var(--shadow-ring);
  }
  .svc:hover .svc__media img { transform: scale(1.05); }
  .svc:hover .svc__more-icon {
    transform: rotate(90deg);
    background: var(--c-accent);
    color: #fff;
  }
}

/* Transiciones al filtrar (View Transitions API, si está disponible) */
::view-transition-group(*) {
  animation-duration: .45s;
  animation-timing-function: var(--ease-out);
}

/* ---------- Tarjeta de módulo ERP (con "spotlight" que sigue al cursor) ---------- */

.modules-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .modules-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .modules-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; } }

.mod {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.35rem;
  border-radius: var(--r-md);
  background: #fff;
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: border-color .35s var(--ease-out), box-shadow .35s var(--ease-out), transform .35s var(--ease-out);
}
.mod::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(23, 146, 181, .10), transparent 45%);
  opacity: 0;
  transition: opacity .35s var(--ease-out);
}

.mod__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: .4rem;
  border-radius: 12px;
  background: var(--c-accent-50);
  color: var(--c-accent-600);
  box-shadow: inset 0 0 0 1px rgba(23, 146, 181, .12);
  transition: background-color .35s var(--ease-out), color .35s var(--ease-out), transform .45s var(--ease-out);
}
.mod__title { font-size: 1.05rem; letter-spacing: -0.02em; }
.mod__text { color: var(--c-text-muted); font-size: .925rem; line-height: 1.55; }

.mod__more {
  margin-top: auto;
  padding-top: .5rem;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  align-self: flex-start;
  font-size: .875rem;
  font-weight: 550;
  color: var(--c-accent-600);
}
.mod__more::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.mod__more .icon { width: 1rem; height: 1rem; transition: transform var(--dur-base) var(--ease-out); }
.mod__more [data-count]:not(:empty) {
  display: inline-grid;
  place-items: center;
  min-width: 24px;
  height: 22px;
  padding: 0 6px;
  border-radius: var(--r-full);
  background: var(--c-bg-muted);
  color: var(--c-text-muted);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
}
.mod__more:focus-visible { box-shadow: none; }
.mod:has(.mod__more:focus-visible) { box-shadow: var(--focus-ring); }
.mod:active { transform: scale(.99); }

@media (hover: hover) and (pointer: fine) {
  .mod:hover { border-color: rgba(23, 146, 181, .35); box-shadow: var(--shadow-md); }
  .mod:hover::before { opacity: 1; }
  .mod:hover .mod__icon { background: var(--c-accent); color: #fff; transform: translateY(-2px); }
  .mod:hover .mod__more .icon { transform: translateX(3px); }
}

.mod--cta {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  justify-content: center;
  background-image:
    radial-gradient(600px circle at 100% 0%, rgba(23, 146, 181, .35), transparent 50%),
    linear-gradient(var(--c-primary), var(--c-primary));
}
.mod--cta .eyebrow { margin-bottom: .25rem; }
.mod--cta .mod__title { color: #fff; font-size: 1.35rem; }
.mod--cta .mod__text { color: var(--c-on-dark-muted); }
.mod__actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .9rem; }
@media (min-width: 1024px) { .mod--cta { grid-column: span 2; } }

/* ---------- Modal (dialog nativo: foco atrapado, Esc, fondo inerte) ---------- */

.modal {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  overflow: hidden;
  color: var(--c-text);
}
.modal[open] {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.modal::backdrop {
  background: rgba(4, 20, 31, .48);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  animation: fade-in .5s cubic-bezier(.4, 0, .2, 1);
}
.modal.is-closing::backdrop { animation: fade-out .35s cubic-bezier(.4, 0, .2, 1) forwards; }

.modal__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: 92svh;
  background: #fff;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  box-shadow: 0 -12px 48px -12px rgba(4, 20, 31, .35);
  animation: sheet-in .6s var(--ease-drawer);
  transition: transform .4s var(--ease-drawer);
  will-change: transform;
}
.modal.is-closing .modal__panel { animation: sheet-out .38s cubic-bezier(.4, 0, .2, 1) forwards; }
.modal.is-dismissing .modal__panel { animation: none; }

/* El contenido entra escalonado, justo después del panel */
.modal[open]:not(.is-closing) .modal__body > * {
  animation: content-in .6s var(--ease-out) both;
  animation-delay: calc(120ms + var(--d, 6) * 45ms);
}
.modal__body > :nth-child(1) { --d: 0; }
.modal__body > :nth-child(2) { --d: 1; }
.modal__body > :nth-child(3) { --d: 2; }
.modal__body > :nth-child(4) { --d: 3; }
.modal__body > :nth-child(5) { --d: 4; }
.modal__body > :nth-child(6) { --d: 5; }
.modal[open]:not(.is-closing) .modal__foot { animation: fade-in .5s .25s var(--ease-out) both; }

.modal__grab {
  position: absolute;
  z-index: 3;
  top: 0;
  left: 0;
  right: 0;
  height: 28px;
  display: grid;
  place-items: center;
  touch-action: none;
  cursor: grab;
}
.modal__grab span {
  width: 40px;
  height: 5px;
  border-radius: var(--r-full);
  background: var(--c-border-strong);
}
/* Sobre la imagen de cabecera el asa se vuelve clara */
.modal__panel:has(.detail__media) .modal__grab span {
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 1px 4px rgba(4, 20, 31, .3);
}

.modal__close {
  position: absolute;
  z-index: 3;
  top: 14px;
  right: 14px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  color: var(--c-primary);
  box-shadow: var(--shadow-md), var(--shadow-ring);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.modal__close .icon { width: 18px; height: 18px; }
.modal__close:active { transform: scale(.92); }
@media (hover: hover) and (pointer: fine) {
  .modal__close:hover { background: #fff; transform: rotate(90deg); }
  .modal__close:hover:active { transform: rotate(90deg) scale(.92); }
}

.modal__body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1.5rem 1.25rem 1.75rem;
  -webkit-overflow-scrolling: touch;
}

.modal__foot {
  display: flex;
  gap: .6rem;
  padding: .9rem 1.25rem calc(.9rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--c-border);
  background: rgba(255, 255, 255, .96);
}
.modal__foot .btn { flex: 1; }
.modal__foot .btn[hidden] { display: none; }

@media (min-width: 768px) {
  .modal[open] { align-items: center; padding: 2rem; }
  .modal__panel {
    max-width: 780px;
    max-height: min(86svh, 880px);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(8, 36, 58, .08);
    animation: pop-in .55s cubic-bezier(.22, 1, .36, 1);
  }
  .modal.is-closing .modal__panel { animation: pop-out .3s cubic-bezier(.4, 0, .2, 1) forwards; }
  .modal__grab { display: none; }
  .modal__body { padding: 2rem 2.25rem 2.25rem; }
  .modal__foot { justify-content: flex-end; padding: 1rem 2.25rem; }
  .modal__foot .btn { flex: none; }
}

@keyframes fade-in  { from { opacity: 0; } }
@keyframes fade-out { to   { opacity: 0; } }
@keyframes sheet-in  { from { transform: translate3d(0, 100%, 0); } }
@keyframes sheet-out { to   { transform: translate3d(0, 100%, 0); } }
@keyframes pop-in  { from { opacity: 0; transform: translate3d(0, 18px, 0) scale(.985); } }
@keyframes pop-out { to   { opacity: 0; transform: translate3d(0, 10px, 0) scale(.99); } }
@keyframes content-in { from { opacity: 0; transform: translate3d(0, 10px, 0); } }

/* Contenido del detalle (vive oculto en cada tarjeta y se clona en el modal) */
.detail__media {
  display: block;
  width: calc(100% + 2.5rem);
  max-width: none;
  margin: -1.5rem -1.25rem 1.5rem;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  background: var(--c-bg-muted);
}
@media (min-width: 768px) {
  .detail__media { width: calc(100% + 4.5rem); margin: -2rem -2.25rem 1.75rem; }
}

.detail__icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: .5rem 0 1.25rem;
  border-radius: 14px;
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(23, 146, 181, .55);
}
.detail__icon .icon { width: 24px; height: 24px; }

.detail__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-accent-600);
  margin-bottom: .5rem;
}
.detail__title {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  letter-spacing: -0.03em;
  padding-right: 2.5rem;
}
.detail__lead {
  margin-top: .9rem;
  color: var(--c-text-muted);
  font-size: 1rem;
  line-height: 1.65;
}
.detail__section { margin-top: 1.75rem; }
.detail__section h4 {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-text-subtle);
}
.detail__section h4::after { content: ""; flex: 1; height: 1px; background: var(--c-border); }

.detail__meta {
  margin-top: .75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-text-subtle);
}
.detail__section p {
  color: var(--c-text-muted);
  font-size: .95rem;
  line-height: 1.65;
}
.detail__section p + p,
.detail__section p + ul,
.detail__section ul + p { margin-top: .8rem; }
.detail__section strong { color: var(--c-primary); font-weight: 600; }
.detail__section a {
  color: var(--c-accent-600);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(18, 122, 152, .35);
}

.detail__link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1.75rem;
  font-weight: 550;
  color: var(--c-accent-600);
}
.detail__link .icon { width: 1rem; height: 1rem; transition: transform var(--dur-base) var(--ease-out); }
@media (hover: hover) and (pointer: fine) {
  .detail__link:hover .icon { transform: translateX(3px); }
}

.checklist { display: grid; gap: .7rem; }
@media (min-width: 640px) { .checklist--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 1.5rem; } }
.checklist li {
  position: relative;
  padding-left: 1.85rem;
  font-size: .95rem;
  line-height: 1.5;
  color: var(--c-text);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .1em;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  background: var(--c-accent-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23127a98' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 11px no-repeat;
  box-shadow: inset 0 0 0 1px rgba(23, 146, 181, .18);
}

.benefits { display: grid; gap: .8rem; }
.benefits li {
  padding: .9rem 1rem;
  border-radius: var(--r-sm);
  background: var(--c-bg-subtle);
  border: 1px solid var(--c-border);
  font-size: .925rem;
  line-height: 1.55;
  color: var(--c-text-muted);
}
.benefits strong { display: block; color: var(--c-primary); font-weight: 600; margin-bottom: .15rem; }

/* ---------- Formulario ---------- */

.form-card {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 1rem + 1.5vw, 2rem);
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-md);
}
.form-card__head { display: flex; gap: .9rem; align-items: flex-start; margin-bottom: .35rem; }
.form-card__head h3 { font-size: 1.2rem; }
.form-card__head p { color: var(--c-text-muted); font-size: .925rem; margin-top: .2rem; }
.form-card__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--c-accent-50);
  color: var(--c-accent-600);
}

.field { display: grid; gap: .4rem; }
.field label { font-size: .875rem; font-weight: 550; color: var(--c-primary); }
.field label span { color: var(--c-accent-600); }

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: .7rem .9rem;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border-strong);
  background: #fff;
  font-size: 1rem; /* evita zoom en iOS */
  color: var(--c-text);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.field textarea { resize: vertical; min-height: 112px; line-height: 1.5; }
.field ::placeholder { color: #8a9bab; }
@media (hover: hover) and (pointer: fine) {
  .field input:hover, .field select:hover, .field textarea:hover { border-color: #a9bccb; }
}
.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  border-color: var(--c-accent);
  box-shadow: var(--focus-ring);
  border-radius: var(--r-sm);
}

.select { position: relative; }
.select select { appearance: none; -webkit-appearance: none; padding-right: 2.5rem; cursor: pointer; }
.select::after {
  content: "";
  position: absolute;
  right: 1rem;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 1.75px solid var(--c-text-subtle);
  border-bottom: 1.75px solid var(--c-text-subtle);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}

.field__error {
  display: none;
  font-size: .825rem;
  color: #b42318;
}
.field.is-invalid input,
.field.is-invalid textarea { border-color: #d92d20; }
.field.is-invalid .field__error { display: block; }
.field.is-invalid { animation: shake .4s var(--ease-out); }

@keyframes shake {
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-2px); }
  80% { transform: translateX(2px); }
}

.form-card__legal {
  font-size: .825rem;
  color: var(--c-text-subtle);
  text-align: center;
}
.form-card__legal a {
  color: var(--c-accent-600);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(18, 122, 152, .35);
}

/* ---------- Botón de icono ---------- */

.icon-btn {
  display: grid;
  place-items: center;
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  color: var(--c-text-subtle);
  transition: background-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.icon-btn .icon { width: 18px; height: 18px; }
.icon-btn:active { transform: scale(.9); }
@media (hover: hover) and (pointer: fine) {
  .icon-btn:hover { background: var(--c-accent-50); color: var(--c-accent-600); }
}

/* ---------- Toasts (inspirados en Sonner) ---------- */

.toaster {
  position: fixed;
  z-index: 90;
  left: 50%;
  bottom: calc(1.25rem + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: .5rem;
  pointer-events: none;
  width: max-content;
  max-width: calc(100vw - 2rem);
}
.toast {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1rem;
  border-radius: 12px;
  background: var(--c-primary);
  color: #fff;
  font-size: .9rem;
  font-weight: 500;
  box-shadow: 0 12px 32px -8px rgba(4, 20, 31, .45), 0 0 0 1px rgba(255, 255, 255, .06) inset;
  animation: toast-in .45s var(--ease-out);
}
.toast .icon { width: 1rem; height: 1rem; color: var(--c-accent-300); stroke-width: 2.4; }
.toast.is-leaving { animation: toast-out .3s var(--ease-out) forwards; }
@keyframes toast-in  { from { opacity: 0; transform: translateY(16px) scale(.96); } }
@keyframes toast-out { to   { opacity: 0; transform: translateY(8px) scale(.98); } }

/* ---------- Botones flotantes ---------- */

.fab-stack {
  position: fixed;
  z-index: 55;
  right: calc(1rem + env(safe-area-inset-right));
  bottom: calc(1rem + env(safe-area-inset-bottom));
  display: grid;
  gap: .6rem;
  justify-items: end;
}
@media (min-width: 768px) { .fab-stack { right: 1.5rem; bottom: 1.5rem; } }

.fab {
  position: relative;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  transition: transform var(--dur-base) var(--ease-out), opacity .3s var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.fab:active { transform: scale(.94); }

.fab--wa {
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 10px 28px -6px rgba(23, 146, 181, .6), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.fab--wa .icon { width: 26px; height: 26px; }
.fab--wa::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--c-accent);
  animation: ping 2.6s var(--ease-out) infinite;
}
@keyframes ping {
  0% { transform: scale(1); opacity: .6; }
  70%, 100% { transform: scale(1.5); opacity: 0; }
}

.fab--top {
  width: 44px;
  height: 44px;
  background: #fff;
  color: var(--c-primary);
  box-shadow: var(--shadow-md), var(--shadow-ring);
  opacity: 0;
  transform: translateY(10px) scale(.9);
  pointer-events: none;
}
.fab--top .icon { width: 18px; height: 18px; }
.fab--top.is-visible { opacity: 1; transform: none; pointer-events: auto; }

.fab__tip {
  position: absolute;
  right: calc(100% + .7rem);
  top: 50%;
  padding: .4rem .7rem;
  border-radius: var(--r-sm);
  background: var(--c-primary);
  color: #fff;
  font-size: .825rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  transform: translate(6px, -50%);
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .fab--wa:hover { background: var(--c-accent-600); transform: translateY(-2px); }
  .fab--wa:hover .fab__tip { opacity: 1; transform: translate(0, -50%); }
  .fab--top:hover { transform: translateY(-2px); }
}