/*
 * Diálogo del evento ("Enlace" y "QR" del detalle de un test, js/components/event-dialog.js).
 * Se monta dentro de la superficie de marca y toma sus tokens (tokens.css).
 * - Celular: hoja que sube desde abajo, a todo el ancho, con la barra de agarre, el borde inferior
 *   seguro y corrida sobre el teclado virtual (--keyboard-inset, lo escribe el JS).
 * - Desde 600 px: diálogo centrado de 440 px.
 */
.event-dialog {
  --sheet-gutter: max(var(--space-6), env(safe-area-inset-left), env(safe-area-inset-right));

  position: fixed;
  inset: auto 0 0;
  width: 100%;
  max-width: 100%;
  max-height: calc(100dvh - var(--keyboard-inset, 0px) - max(var(--space-6), env(safe-area-inset-top)));
  margin: 0 0 var(--keyboard-inset, 0px);
  padding: 0;
  overflow: auto;
  overscroll-behavior: contain;
  border: 0;
  border-top: 1px solid var(--brand-sheet-border);
  border-radius: var(--brand-radius-sheet) var(--brand-radius-sheet) 0 0;
  background: var(--brand-sheet-bg);
  box-shadow: var(--brand-sheet-shadow);
  color: var(--brand-text);
  caret-color: var(--brand-sky);

  /* Entrada y salida: sube desde abajo (en pantallas anchas, fundido con leve escala). */
  transform: translateY(100%);
  transition:
    transform 280ms var(--vt-ease),
    margin-bottom 160ms var(--vt-ease),
    overlay 280ms allow-discrete,
    display 280ms allow-discrete;
}

.event-dialog[open] {
  transform: none;
}

@starting-style {
  .event-dialog[open] {
    transform: translateY(100%);
  }
}

.event-dialog::backdrop {
  background: var(--brand-backdrop, var(--color-backdrop));
  opacity: 0;
  transition:
    opacity 280ms var(--vt-ease),
    overlay 280ms allow-discrete,
    display 280ms allow-discrete;
}

.event-dialog[open]::backdrop {
  opacity: 1;
}

@starting-style {
  .event-dialog[open]::backdrop {
    opacity: 0;
  }
}

.event-dialog__sheet {
  display: grid;
  padding:
    var(--space-3)
    var(--sheet-gutter)
    max(var(--space-6), calc(env(safe-area-inset-bottom) + var(--space-4)));
}

/* Barra de agarre: señal visual de hoja (no se arrastra; cierra el fondo, Esc o los botones). */
.event-dialog__grabber {
  justify-self: center;
  width: 40px;
  height: 4px;
  margin-bottom: var(--space-5);
  border-radius: var(--radius-pill);
  background: var(--brand-sheet-grabber);
}

@media (min-width: 600px) {
  .event-dialog {
    --sheet-gutter: var(--space-8);

    inset: 0;
    width: min(calc(100% - 2 * var(--gutter)), 440px);
    max-height: min(calc(100dvh - 2 * var(--space-8)), 720px);
    margin: auto;
    border: 1px solid var(--brand-sheet-border);
    border-radius: var(--brand-radius-sheet);
    box-shadow: var(--shadow-dialog);
    opacity: 0;
    transform: translateY(12px) scale(0.97);
    transition:
      opacity 220ms var(--vt-ease),
      transform 260ms var(--vt-ease),
      overlay 260ms allow-discrete,
      display 260ms allow-discrete;
  }

  .event-dialog[open] {
    opacity: 1;
    transform: none;
  }

  @starting-style {
    .event-dialog[open] {
      opacity: 0;
      transform: translateY(12px) scale(0.97);
    }
  }

  .event-dialog__sheet {
    padding-block: var(--space-8);
  }

  .event-dialog__grabber {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .event-dialog,
  .event-dialog[open] {
    transform: none;
    transition:
      opacity 160ms linear,
      overlay 160ms allow-discrete,
      display 160ms allow-discrete;
  }

  .event-dialog {
    opacity: 0;
  }

  .event-dialog[open] {
    opacity: 1;
  }

  @starting-style {
    .event-dialog[open] {
      opacity: 0;
      transform: none;
    }
  }
}

/* ------------------------------------------------------------------
 * Contenido de cada paso.
 * ------------------------------------------------------------------ */
.event-dialog__content,
.event-dialog__form {
  display: grid;
  gap: var(--space-5);
}

.event-dialog__header {
  display: grid;
  gap: var(--space-1);
}

.event-dialog__title {
  font-size: var(--text-heading);
  font-weight: var(--weight-black);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.event-dialog__title:focus {
  outline: none;
}

.event-dialog__subtitle {
  color: var(--brand-text-muted);
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  line-height: 1.4;
  overflow-wrap: anywhere;
}

/* Cupo del evento (her), bajo el subtítulo del paso 2. */
.event-dialog__capacity {
  margin-top: calc(-1 * var(--space-3));
  color: var(--brand-text);
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  line-height: var(--text-small-leading);
}

.event-dialog__hint {
  margin-top: calc(-1 * var(--space-2));
  color: var(--brand-text-muted);
  font-size: var(--text-small);
  line-height: var(--text-small-leading);
}

/* ------------------------------------------------------------------
 * Botones: principal de marca, secundario de vidrio y botón de texto.
 * ------------------------------------------------------------------ */
.event-dialog__actions {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-1);
}

.event-dialog__actions .btn-primary .icon {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

/* El ícono de los botones del diálogo no se desplaza al pasar el mouse (no es "seguir"). */
@media (hover: hover) {
  .event-dialog__actions .btn-primary:hover .icon {
    transform: none;
  }
}

.event-dialog__secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: 100%;
  min-height: var(--button-h);
  padding: 0 var(--space-6);
  border: 1px solid var(--brand-glass-border-strong);
  border-radius: var(--radius-pill);
  background: var(--brand-glass);
  color: var(--brand-text);
  font: inherit;
  font-size: var(--text-button);
  font-weight: var(--weight-bold);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition:
    border-color 160ms var(--vt-ease),
    transform 160ms var(--vt-ease);
}

.event-dialog__secondary .icon {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

@media (hover: hover) {
  .event-dialog__secondary:hover {
    border-color: var(--brand-text-muted);
  }
}

.event-dialog__secondary:active,
.event-dialog__actions .btn-primary:active {
  transform: scale(0.98);
}

.event-dialog__secondary:disabled {
  color: var(--brand-text-muted);
  cursor: progress;
}

.event-dialog__text-button {
  justify-self: center;
  min-height: var(--tap-min);
  padding: 0 var(--space-6);
  border: 0;
  border-radius: var(--radius-pill);
  background: none;
  color: var(--brand-text-muted);
  font: inherit;
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

@media (hover: hover) {
  .event-dialog__text-button:hover {
    color: var(--brand-text);
  }
}

.event-dialog__secondary:focus-visible,
.event-dialog__text-button:focus-visible {
  outline: var(--focus-ring) solid var(--brand-sky);
  outline-offset: var(--focus-offset);
}

.event-dialog .spinner {
  width: 20px;
  height: 20px;
}

/* ------------------------------------------------------------------
 * Paso 2 · Enlace: caja de solo lectura con el enlace completo.
 * ------------------------------------------------------------------ */
.event-dialog__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--field-h);
  padding: 0 var(--space-4);
  border: 1px solid var(--brand-glass-border-strong);
  border-radius: var(--brand-radius-field);
  background: var(--brand-link-bg);
}

.event-dialog__link:focus-within {
  border-color: var(--brand-sky);
  box-shadow: inset 0 0 0 1px var(--brand-sky);
}

.event-dialog__link-icon {
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--brand-text-muted);
  stroke-width: 1.75;
}

.event-dialog__link-input {
  flex: 1;
  min-width: 0;
  padding: var(--space-3) 0;
  border: 0;
  background: none;
  color: var(--brand-text);
  font: inherit;
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  text-overflow: ellipsis;
  outline: none;
}

.event-dialog__link-input::selection {
  background: var(--brand-selection);
}

/* ------------------------------------------------------------------
 * Paso 2 · QR: negro sobre blanco fijo, con su borde de silencio (dentro del SVG).
 * ------------------------------------------------------------------ */
.event-dialog__figure {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
}

.event-dialog__qr {
  display: grid;
  place-items: center;
  gap: var(--space-3);
  width: min(100%, 260px);
  aspect-ratio: 1;
  border-radius: var(--brand-radius-panel);
  background: var(--qr-bg);
  color: var(--qr-fg);
  box-shadow: 0 0 0 1px var(--brand-sheet-border);
  overflow: hidden;
}

.event-dialog__qr .qr {
  display: block;
  width: 100%;
  height: 100%;
}

.qr__bg {
  fill: var(--qr-bg);
}

.qr__modules {
  fill: var(--qr-fg);
}

.event-dialog__qr-error {
  max-width: 24ch;
  padding: 0 var(--space-4);
  font-size: var(--text-small);
  line-height: var(--text-small-leading);
  text-align: center;
}

.event-dialog__qr .event-dialog__text-button {
  color: var(--qr-fg);
  text-decoration: underline;
}

.event-dialog__url {
  max-width: 100%;
  color: var(--brand-text-muted);
  font-size: var(--text-small);
  line-height: var(--text-small-leading);
  text-align: center;
  overflow-wrap: anywhere;
}