/* El Nido — base: colores, tipografía, escenario a pantalla completa, botones, hojas (sheets) y avisos.
   Todo bajo html.nido (prototipo aislado). Paleta viva de atardecer en la selva: verde lima, naranja, turquesa,
   magenta y luces cálidas; texto ciruela sobre crema (contraste ≥ 4.5:1). */
.nido {
  --lime: #9BE23C; --lime-d: #4E8F16; --orange: #FF8A2B; --turq: #22C7C7; --magenta: #E8459B; --sun: #FFC93C;
  --ink: #2E1F3D; --ink-2: #5B4A68; --cream: #FFF8EC; --cream-2: #FFEFD6; --line: #F1DDBF;
  --primary: #C92A6F; --primary-2: #A81F5B; --on-primary: #FFFFFF;
  --shadow: 0 12px 34px rgba(46, 31, 61, .28);
  --radius: 24px;
  --font-d: "Fredoka", "Nunito", system-ui, sans-serif;
  --font-b: "Nunito", "Fredoka", system-ui, sans-serif;
  --safe-t: env(safe-area-inset-top, 0px); --safe-b: env(safe-area-inset-bottom, 0px);
}
.nido *, .nido *::before, .nido *::after { box-sizing: border-box; }
.nido body { height: 100%; overflow: hidden; color: var(--ink); font: 400 16px/1.45 var(--font-b); -webkit-tap-highlight-color: transparent; overscroll-behavior: none; }
/* ---------- escritorio: el claro al atardecer, difuminado, alrededor del teléfono ---------- */
.nido .room { position: fixed; inset: 0; z-index: 0; overflow: hidden; background:
  radial-gradient(40% 30% at 50% 30%, rgba(255, 214, 140, .35), transparent 70%),
  linear-gradient(180deg, #F59BB8 0%, #E8559B 34%, #8A4A9A 52%, #3E7A5A 63%, #4E9A4A 74%, #2E5A3A 100%); }
.nido .room::before { /* selva y luciérnagas desenfocadas */
  content: ""; position: absolute; left: -5%; right: -5%; top: 34%; height: 40%;
  background-image: radial-gradient(ellipse 9% 60% at 6% 100%, rgba(46, 107, 78, .9), transparent 70%), radial-gradient(ellipse 12% 75% at 20% 100%, rgba(62, 143, 106, .85), transparent 70%), radial-gradient(ellipse 10% 55% at 33% 100%, rgba(46, 107, 78, .8), transparent 70%), radial-gradient(ellipse 10% 55% at 67% 100%, rgba(46, 107, 78, .8), transparent 70%), radial-gradient(ellipse 12% 75% at 80% 100%, rgba(62, 143, 106, .85), transparent 70%), radial-gradient(ellipse 9% 60% at 94% 100%, rgba(46, 107, 78, .9), transparent 70%),
    radial-gradient(circle at 12% 30%, rgba(255, 244, 160, .7) 0 4px, transparent 16px), radial-gradient(circle at 27% 12%, rgba(255, 244, 160, .6) 0 3px, transparent 14px), radial-gradient(circle at 74% 22%, rgba(255, 244, 160, .7) 0 4px, transparent 16px), radial-gradient(circle at 88% 40%, rgba(255, 244, 160, .6) 0 3px, transparent 14px);
  filter: blur(6px); }
.nido .app { position: fixed; inset: 0; z-index: 1; overflow: hidden; isolation: isolate; transition: opacity .5s ease; }
/* (mismo marco de teléfono que los demás diseños: Caja Musical, Espejo, Viaje, Cuento, Meteoro, Cabina) */
@media (min-width: 560px) and (min-height: 560px) {
  .nido .app { inset: auto; left: 50%; top: 50%; width: min(430px, 100vw - 32px); height: min(932px, 100dvh - 40px); transform: translate(-50%, -50%);
    border-radius: 36px; box-shadow: 0 0 0 10px #4A2F63, 0 0 0 12px rgba(255, 201, 60, .4), 0 30px 80px rgba(30, 10, 40, .55), 0 0 90px rgba(255, 190, 140, .18); }
}
.nido.is-showcase .app { inset: 0 !important; width: auto !important; height: auto !important; transform: none !important; border-radius: 0 !important; box-shadow: none !important; }
.nido .stage { position: absolute; inset: 0; overflow: hidden; background: radial-gradient(80% 60% at 50% 30%, #FF9A4A, #E8559B 55%, #3B2A5A); }
.nido .gl { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; outline: none; }
.nido .poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.nido.is-ready .poster { animation: nido-fade-out .5s ease .2s forwards; }
@keyframes nido-fade-out { to { opacity: 0; visibility: hidden; } }
.nido .veil { position: absolute; inset: 0; background: #2E1F3D; opacity: 0; pointer-events: none; transition: opacity .22s ease; z-index: 3; }
.nido .veil.is-on { opacity: 1; }
.nido .sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.nido .noscript { position: fixed; inset: auto 16px 16px; padding: 16px; border-radius: 16px; background: var(--cream); color: var(--ink); }
.nido .ui { position: absolute; inset: 0; pointer-events: none; z-index: 5; }
.nido .ui > * { pointer-events: auto; }
.nido button { font: inherit; color: inherit; }
.nido :focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; }

/* (sólo para generar la imagen OG: ?showcase=1&still=1&og=1) */
.nido .og-title { position: absolute; left: 0; right: 0; top: 34px; z-index: 4; text-align: center; color: var(--cream); text-shadow: 0 4px 0 var(--primary-2), 0 8px 26px rgba(70, 20, 60, .55); pointer-events: none; }
.nido .og-title p { margin: 0; font: 700 40px/1 var(--font-d); }
.nido .og-title strong { display: block; margin-top: 6px; font: 700 76px/1 var(--font-d); }

/* ---------- botones ---------- */
.nido .gbtn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 20px; border: 2px solid var(--line); border-radius: 999px; background: var(--cream); color: var(--ink); font: 700 16px/1.1 var(--font-d); text-decoration: none; cursor: pointer; box-shadow: 0 3px 0 rgba(46, 31, 61, .12); transition: transform .12s ease, box-shadow .12s ease, background .2s; }
.nido .gbtn:active { transform: translateY(2px); box-shadow: 0 1px 0 rgba(46, 31, 61, .12); }
.nido .gbtn.is-primary { border-color: transparent; background: linear-gradient(180deg, #D93A7E, var(--primary)); color: var(--on-primary); box-shadow: 0 4px 0 var(--primary-2), 0 8px 18px rgba(201, 42, 111, .35); }
.nido .gbtn.is-primary:active { box-shadow: 0 1px 0 var(--primary-2); }
.nido .gbtn.is-soft { background: rgba(255, 248, 236, .7); }
.nido .gbtn.is-big { min-height: 54px; font-size: 18px; padding: 0 24px; }
.nido .gbtn.is-small { min-height: 44px; font-size: 15px; }
.nido .gbtn[disabled] { opacity: .5; cursor: default; }
.nido .round-btn { display: inline-grid; place-items: center; width: 48px; height: 48px; padding: 0; border: 0; border-radius: 50%; background: rgba(255, 248, 236, .92); color: var(--ink); cursor: pointer; box-shadow: 0 4px 14px rgba(46, 31, 61, .25); }
.nido .round-btn[disabled] { opacity: .4; cursor: default; }

/* ---------- hojas (confirmación, información) ---------- */
.nido .sheet { position: fixed; inset: 0; z-index: 30; display: flex; align-items: flex-end; justify-content: center; background: rgba(46, 31, 61, .0); pointer-events: auto; transition: background .35s ease; }
.nido .sheet.is-on { background: rgba(46, 31, 61, .22); }
.nido .sheet.is-rsvp.is-on { background: rgba(46, 31, 61, .0); } /* (el huevo 3D se ve arriba) */
.nido .sheet-panel { display: flex; flex-direction: column; width: min(560px, 100%); max-height: min(78dvh, 720px); border-radius: var(--radius) var(--radius) 0 0; background: var(--cream); box-shadow: var(--shadow); transform: translateY(105%); transition: transform .38s cubic-bezier(.2, .9, .25, 1.05); overflow: hidden; padding-bottom: var(--safe-b); }
.nido .sheet.is-on .sheet-panel { transform: none; }
.nido .sheet.is-rsvp .sheet-panel { max-height: min(62dvh, 640px); }
.nido .sheet.is-details .sheet-panel { max-height: 92dvh; }
.nido .sh-head { display: flex; align-items: flex-start; gap: 12px; padding: 16px 16px 8px 20px; border-bottom: 1px solid var(--line); }
.nido .sh-head > div:first-child, .nido .sh-titles { flex: 1; min-width: 0; }
.nido .sh-head.is-sticky { flex-wrap: wrap; }
.nido .sh-head .chips { flex-basis: 100%; }
.nido .kick { margin: 0; font: 700 20px/1.2 var(--font-d); color: var(--ink); }
.nido .sub { margin: 2px 0 0; font-size: 14px; color: var(--ink-2); }
.nido .sh-titles h2 { margin: 2px 0 0; font: 700 24px/1.15 var(--font-d); }
.nido .sh-body, .nido .rv-body { flex: 1; overflow: auto; padding: 12px 20px 16px; overscroll-behavior: contain; }
.nido .sh-bar { display: flex; flex-direction: column; align-items: stretch; gap: 6px; padding: 10px 16px 14px; border-top: 1px solid var(--line); background: var(--cream); }
.nido .sh-bar .dead { margin: 0; text-align: center; font-size: 14px; font-weight: 700; color: var(--ink-2); }
.nido .c-close { flex: none; width: 44px; height: 44px; box-shadow: none; background: var(--cream-2); }
.rm.nido .sheet-panel { transition: opacity .2s ease; transform: none; opacity: 0; }
.rm.nido .sheet.is-on .sheet-panel { opacity: 1; }

/* ---------- avisos ---------- */
.nido .toast { position: fixed; left: 50%; top: calc(var(--safe-t) + 74px); z-index: 40; max-width: min(92vw, 440px); padding: 12px 18px; border-radius: 18px; background: var(--cream); color: var(--ink); font: 700 16px/1.3 var(--font-d); text-align: center; box-shadow: var(--shadow); transform: translate(-50%, -12px); opacity: 0; transition: opacity .3s ease, transform .3s ease; pointer-events: none; }
.nido .toast.is-on { opacity: 1; transform: translate(-50%, 0); }
.nido .notice { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 20px; background: rgba(46, 31, 61, .45); opacity: 0; transition: opacity .25s ease; pointer-events: auto; }
.nido .notice.is-on { opacity: 1; }
.nido .notice-card { width: min(380px, 100%); padding: 22px 20px 18px; border-radius: var(--radius); background: var(--cream); text-align: center; box-shadow: var(--shadow); }
.nido .notice-card h2 { margin: 8px 0 6px; font: 700 22px/1.2 var(--font-d); }
.nido .notice-card p { margin: 0 0 10px; color: var(--ink-2); }
.nido .notice-ic { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: #DDF7C8; color: var(--lime-d); }
.nido .notice-msg { margin: 0 0 14px; padding: 12px; border-radius: 14px; background: #fff; text-align: left; white-space: pre-wrap; font: 600 14px/1.45 var(--font-b); color: var(--ink); max-height: 30dvh; overflow: auto; }
.nido .notice-card .gbtn { width: 100%; }

/* ---------- visor de fotos ---------- */
.nido .viewer { position: fixed; inset: 0; z-index: 45; background: rgba(30, 20, 40, .94); opacity: 0; transition: opacity .25s ease; pointer-events: auto; transform: translateY(var(--drag, 0)); }
.nido .viewer.is-on { opacity: 1; }
.nido .v-track { display: flex; width: 100%; height: 100%; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.nido .v-track::-webkit-scrollbar { display: none; }
.nido .v-slide { flex: 0 0 100%; height: 100%; margin: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 64px 16px 72px; scroll-snap-align: center; }
.nido .v-frame { max-width: 100%; max-height: calc(100% - 40px); padding: 8px; border-radius: 30px 6px 30px 6px; background: linear-gradient(135deg, var(--lime), #2FB99A); }
.nido .v-frame img { display: block; max-width: min(92vw, 720px); max-height: calc(100dvh - 190px); border-radius: 24px 4px 24px 4px; object-fit: contain; }
.nido .v-slide figcaption { color: var(--cream); font: 700 18px/1.2 var(--font-d); }
.nido .v-count { position: absolute; left: 50%; bottom: calc(var(--safe-b) + 22px); margin: 0; transform: translateX(-50%); color: var(--cream); font-weight: 700; }
.nido .v-nav { position: absolute; top: 50%; transform: translateY(-50%); }
.nido .v-prev { left: 12px; } .nido .v-next { right: 12px; }
.nido .v-close { position: absolute; top: calc(var(--safe-t) + 12px); right: 12px; }

/* ---------- dentro del marco de escritorio: las alturas que en el celular son de la pantalla son del marco ---------- */
@media (min-width: 560px) and (min-height: 560px) {
  .nido .sheet-panel { max-height: min(78%, 720px); }
  .nido .sheet.is-rsvp .sheet-panel { max-height: min(62%, 640px); }
  .nido .sheet.is-details .sheet-panel { max-height: 92%; }
  .nido .notice-msg { max-height: 30%; }
  .nido .v-frame img { max-width: calc(min(430px, 100vw - 32px) - 64px); max-height: calc(min(932px, 100dvh - 40px) - 190px); }
}