:root {
  --cielo: #74acdf;
  --marino: #0f2a4a;
  --sol: #f6b40e;
  --blanco: #ffffff;
  --papel: #eef4fa;
  --error: #b3261e;
  --serif: "Young Serif", Georgia, "Times New Roman", serif;
  --sans: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  height: 100%;
}
html,
body {
  margin: 0;
}
body {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  color: var(--marino);
  background: var(--cielo);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
:focus-visible {
  outline: 3px solid var(--marino);
  outline-offset: 3px;
}

/* ---------- Transición entre páginas (View Transitions) ----------
   La página vieja queda opaca y la nueva aparece encima: sin parpadeos. */
@view-transition {
  navigation: auto;
}
.marca {
  view-transition-name: marca;
}
@keyframes vt-entra {
  from {
    opacity: 0;
  }
}
::view-transition-image-pair(root) {
  isolation: auto;
}
::view-transition-old(root),
::view-transition-new(root) {
  mix-blend-mode: normal;
}
::view-transition-old(root) {
  animation: none;
}
::view-transition-new(root) {
  animation: vt-entra 0.35s ease-out both;
}
::view-transition-group(marca) {
  animation-duration: 0.35s;
}
@media (prefers-reduced-motion: reduce) {
  @view-transition {
    navigation: none;
  }
}

/* ---------- Barra superior ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(18px, 4vw, 40px);
  /* sin fondo; solo lo toma cuando la página necesita scroll (clase .con-fondo, ver home.js).
     El borde existe siempre (transparente) para que nada cambie de lugar. */
  border-bottom: 3px solid transparent;
  transition:
    background 0.2s,
    border-color 0.2s;
}
.nav.con-fondo {
  background: var(--blanco);
  border-bottom-color: var(--marino);
}
.marca {
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 28px;
  align-self: flex-start; /* anclado arriba: misma posición (40, 24) que en muro y presidentes */
  margin-top: 6px;
  color: var(--blanco);
  text-decoration: none;
  transition: color 0.4s;
}
.btn-muro {
  font: 800 0.95rem var(--sans);
  color: var(--marino);
  background: var(--blanco);
  border: 2px solid var(--marino);
  border-radius: 10px;
  padding: 9px 18px;
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--marino);
  visibility: hidden;
  opacity: 0;
  transition:
    transform 0.12s,
    box-shadow 0.12s,
    background 0.15s,
    opacity 0.4s;
}
.btn-muro:hover {
  background: var(--cielo);
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--marino);
}
.btn-muro:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 var(--marino);
}
body.listo .marca {
  color: var(--marino);
}
body.listo .btn-muro {
  visibility: visible;
  opacity: 1;
}

/* ---------- Intro ---------- */
.intro {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  background: var(--cielo);
  overflow: hidden;
  cursor: pointer;
}
.bandera {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.intro-texto {
  position: relative;
  text-align: center;
  width: calc(100% - 40px);
  max-width: 1000px;
  padding: clamp(20px, 4vw, 40px) clamp(18px, 4vw, 48px);
  background: var(--blanco);
  border: 4px solid var(--marino);
  border-radius: 14px;
  box-shadow: 10px 10px 0 var(--marino);
  opacity: 0;
}
.intro-texto p {
  margin: 0;
  opacity: 0;
}
.intro-previa {
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  font-weight: 500;
  color: var(--marino);
  margin-bottom: 14px !important;
}
.intro-titulo {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 6.5vw, 5.5rem);
  line-height: 1.05;
  color: var(--marino);
  letter-spacing: -0.01em;
  text-wrap: balance;
}
.intro-saltar {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font: 700 0.85rem var(--sans);
  color: var(--marino);
  background: var(--blanco);
  border: 2px solid var(--marino);
  border-radius: 999px;
  padding: 6px 14px;
  box-shadow: 3px 3px 0 var(--marino);
}

/* ---------- Formulario ---------- */
.pagina {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr); /* el contenido no ensancha la columna (celulares de 320 px) */
  place-items: center;
  padding: 96px 20px 48px;
  background: var(--papel);
  visibility: hidden;
  opacity: 0;
}
.formulario {
  width: 100%;
  max-width: 560px;
}
.formulario h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1.08;
  margin: 0 0 8px;
}
.bajada {
  margin: 0 0 28px;
  font-size: 1.05rem;
  line-height: 1.5;
  max-width: 46ch;
}
.campo {
  margin-bottom: 20px;
}
.campo label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 700;
  margin-bottom: 8px;
}
.campo .ayuda {
  font-weight: 500;
  font-size: 0.875rem;
  opacity: 0.7;
}
input,
textarea {
  width: 100%;
  font: 500 1.05rem/1.5 var(--sans);
  color: var(--marino);
  background: var(--blanco);
  border: 2px solid var(--marino);
  border-radius: 10px;
  padding: 13px 15px;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
input::placeholder,
textarea::placeholder {
  color: var(--marino);
  opacity: 0.45;
}
textarea {
  height: 280px;
  resize: none;
}
input,
.editor {
  box-shadow: 5px 5px 0 var(--marino);
  transition:
    transform 0.12s,
    box-shadow 0.12s,
    border-color 0.2s;
}
input:focus,
textarea:focus {
  outline: none;
}
input:focus,
.editor:has(textarea:focus) {
  transform: translate(5px, 5px);
  box-shadow: 0 0 0 var(--marino);
}
.campo.invalido input {
  border-color: var(--error);
}
.campo.invalido .editor {
  border-color: var(--error);
}

/* ---------- Editor: la barra es una banda presidencial ---------- */
.editor {
  border: 2px solid var(--marino);
  border-radius: 10px;
  overflow: hidden;
  background: var(--blanco);
}
.barra {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 54px;
  padding: 0 10px 0 8px;
  background: linear-gradient(
    var(--cielo) 0 33.33%,
    var(--blanco) 33.33% 66.66%,
    var(--cielo) 66.66%
  );
  border-bottom: 2px solid var(--marino);
}
.sello {
  width: 42px;
  height: 42px;
  flex: none;
  margin-right: 2px;
}
.fmt {
  flex: none;
  min-width: 34px;
  height: 34px;
  padding: 0;
  display: grid;
  place-items: center;
  font: 700 1rem var(--sans);
  color: var(--marino);
  background: var(--blanco);
  border: 2px solid var(--marino);
  border-radius: 8px;
  box-shadow: 2px 2px 0 var(--marino);
  cursor: pointer;
  transition:
    transform 0.1s,
    box-shadow 0.1s,
    background 0.15s;
}
.fmt:hover {
  background: var(--sol);
}
.fmt:active,
.fmt[aria-pressed="true"] {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 var(--marino);
}
.fmt[aria-pressed="true"] {
  background: var(--sol);
}
.fmt:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--blanco);
  transform: none;
  box-shadow: 2px 2px 0 var(--marino);
}
.g-b {
  font-weight: 800;
}
.g-i {
  font-style: italic;
}
.g-u {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}
.g-v {
  font-size: 1.4rem;
  line-height: 1;
}
.g-a {
  font-size: 0.72rem;
  font-weight: 800;
}
.editor [hidden] {
  display: none !important;
}
.fmt.ver {
  margin-left: auto;
  padding: 0 12px;
  font-size: 0.84rem;
  white-space: nowrap;
}
.barra {
  overflow-x: auto;
  scrollbar-width: none;
}
.barra::-webkit-scrollbar {
  display: none;
}
@media (max-width: 420px) {
  .barra {
    gap: 4px;
    padding: 0 8px 0 6px;
  }
  .sello {
    width: 36px;
    height: 36px;
  }
  .fmt {
    min-width: 30px;
    height: 30px;
  }
  .fmt.ver {
    padding: 0 8px;
    font-size: 0.74rem;
  }
}
.editor textarea {
  display: block;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: var(--blanco);
}
.editor textarea:focus {
  border: 0;
  box-shadow: none;
}
.vista {
  height: 280px;
  overflow-y: auto;
  padding: 13px 15px;
  font: 500 1.05rem/1.5 var(--sans);
  overflow-wrap: anywhere;
}
.vista.vacia {
  opacity: 0.45;
}
/* ---------- Toasts ---------- */
.toasts {
  position: fixed;
  z-index: 40;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  cursor: pointer;
  font: 700 0.98rem/1.35 var(--sans);
  color: var(--marino);
  background: var(--cielo);
  border: 3px solid var(--marino);
  border-radius: 10px;
  padding: 13px 16px;
  box-shadow: 5px 5px 0 var(--marino);
}
.toast.error {
  background: #ffb4ab;
}
.toast.ok {
  background: #b7f0c1;
}
.toast.info {
  background: var(--sol);
}
.btn-publicar {
  width: 100%;
  font: 700 1.1rem var(--sans);
  color: var(--marino);
  background: var(--sol);
  border: 2px solid var(--marino);
  border-radius: 10px;
  padding: 15px 20px;
  cursor: pointer;
  box-shadow: 4px 4px 0 var(--marino);
  transition:
    transform 0.12s,
    box-shadow 0.12s;
}
.btn-publicar:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--marino);
}
.btn-publicar:active {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 var(--marino);
}
.btn-publicar:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
  box-shadow: 4px 4px 0 var(--marino);
}

/* Spinner mientras se publica */
.btn-publicar.cargando::before {
  content: "";
  display: inline-block;
  width: 0.9em;
  height: 0.9em;
  margin-right: 0.55em;
  vertical-align: -0.1em;
  border: 2.5px solid var(--marino);
  border-right-color: transparent;
  border-radius: 50%;
  animation: girar 0.7s linear infinite;
}
@keyframes girar {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn-publicar.cargando::before {
    animation-duration: 2s; /* sigue indicando "cargando", pero más suave */
  }
  .btn-publicar,
  .btn-muro,
  .fmt,
  input,
  .editor {
    transition: none;
  }
}

/* Footer de texto: aparece junto con el formulario */
.pie-min {
  background: var(--papel);
  border-top: 2px solid rgba(15, 42, 74, 0.15);
}
body:not(.listo) .pie-min {
  visibility: hidden;
}

/* 320 px: la barra de formato entra completa (sin el sello) en vez de quedar cortada */
@media (max-width: 340px) {
  .sello {
    display: none;
  }
  .barra {
    gap: 3px;
    padding: 0 6px;
  }
  .fmt {
    min-width: 28px;
    height: 28px;
  }
  .fmt.ver {
    padding: 0 7px;
    font-size: 0.7rem;
  }
}