/* Regalo de cumple para Nanita. Estética "Friends": pared violeta del depto de Monica,
   marco amarillo de la mirilla, logo con puntitos de colores, títulos tipo "El de...". */

@font-face {
  /* Gabriel Weiss' Friends Font: gratis para uso personal (ver fonts/LEEME.txt).
     No tiene í, ñ, · ni …: los textos con esa fuente los evitan. */
  font-family: "Friends";
  src: url("fonts/friends.ttf") format("truetype");
  font-display: swap;
}

:root {
  --violeta: #5e3d86;
  --violeta-osc: #3f2560;
  --violeta-claro: #7a55a8;
  --lila: #c9b3e6;
  --amarillo: #f2c230;
  --amarillo-osc: #c99a12;
  --amarillo-claro: #f7d35a;
  --rojo: #e8392e;
  --azul: #2e8bd6;
  --crema: #fbf6ec;
  --tinta: #1e1428;

  --f-logo: "Friends", "Nunito", system-ui, sans-serif;
  --f-texto: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mano: "Caveat", "Segoe Print", cursive;

  color-scheme: dark;
}

[hidden] { display: none !important; }

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100svh;
  overflow-x: hidden;
  font-family: var(--f-texto);
  font-size: 17px;
  line-height: 1.5;
  color: var(--crema);
  background-color: var(--violeta);
  /* textura suave de pared */
  background-image:
    radial-gradient(circle at 20% 10%, rgba(255, 255, 255, .06), transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(0, 0, 0, .12), transparent 45%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .015) 0 2px, transparent 2px 6px);
  background-attachment: fixed;
  -webkit-tap-highlight-color: transparent;
}

body.sin-scroll { overflow: hidden; }

/* height:auto para que los atributos width/height del HTML solo reserven la proporción. */
img, video { max-width: 100%; height: auto; }

button { font: inherit; color: inherit; }

:focus-visible { outline: 3px solid var(--amarillo); outline-offset: 3px; }

.paso:not([hidden]) { animation: entrar .5s ease both; }

@keyframes entrar {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

.kicker {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--lila);
}

.titulo-seccion {
  margin: 0;
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: clamp(30px, 9vw, 44px);
  line-height: 1.1;
  color: var(--amarillo);
}

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

.btn {
  display: inline-block;
  border: 0;
  border-radius: 999px;
  padding: 14px 26px;
  font-family: var(--f-texto);
  font-weight: 800;
  font-size: 17px;
  color: var(--tinta);
  background: var(--amarillo);
  box-shadow: 0 4px 0 var(--amarillo-osc);
  cursor: pointer;
  transition: transform .12s, box-shadow .12s;
}
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--amarillo-osc); }

.btn-grande {
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: 30px;
  padding: 16px 36px 14px;
  box-shadow: 0 6px 0 var(--amarillo-osc), 0 14px 30px rgba(20, 8, 40, .45);
  animation: latido 2.2s ease-in-out infinite;
}

@keyframes latido {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ---------- Hero ---------- */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: calc(28px + env(safe-area-inset-top)) 16px 24px;
  text-align: center;
}

.logo {
  margin: 0;
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: clamp(44px, 15vw, 104px);
  line-height: 1;
  letter-spacing: .01em;
  color: var(--crema);
  text-shadow: 0 4px 0 rgba(20, 8, 40, .35);
  white-space: nowrap;
}

.dot {
  display: inline-block;
  width: .13em;
  height: .13em;
  margin: 0 .07em;
  border-radius: 50%;
  vertical-align: .32em;
}
.dot.r { background: var(--rojo); }
.dot.y { background: var(--amarillo); }
.dot.b { background: var(--azul); }

.logo { margin-bottom: 30px; }

/* La puerta violeta con el marco amarillo de la mirilla. */
.puerta {
  position: relative;
  width: min(84vw, 360px);
  padding: 34px 26px 70px;
  border-radius: 12px 12px 4px 4px;
  background: linear-gradient(180deg, #6f4b9c, #63418d);
  box-shadow:
    inset 0 0 0 10px rgba(0, 0, 0, .08),
    inset 0 0 0 13px rgba(255, 255, 255, .06),
    0 22px 40px rgba(20, 8, 40, .45);
}

.marco {
  aspect-ratio: 4 / 3;
  padding: 12px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--amarillo-claro), #e2ae1c 40%, #f5cd47 62%, var(--amarillo-osc));
  box-shadow:
    inset 0 0 0 4px var(--amarillo-osc),
    inset 0 0 0 7px var(--amarillo-claro),
    0 8px 18px rgba(20, 8, 40, .4);
}
.marco img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--amarillo-osc);
  background: var(--violeta-osc);
}

.numero {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  padding: 2px 12px;
  border-radius: 8px;
  font-family: var(--f-logo);
  font-size: 22px;
  color: #6b4f12;
  background: linear-gradient(145deg, #f3d77a, #c9a03a);
  box-shadow: 0 2px 4px rgba(0, 0, 0, .3);
}

.bajar {
  margin: 26px 0 0;
  font-family: var(--f-mano);
  font-size: 24px;
  color: var(--lila);
}
.bajar span { display: inline-block; animation: rebote 1.6s ease-in-out infinite; }

@keyframes rebote {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ---------- Te amo ---------- */

.te-amo {
  padding: 56px 20px 40px;
  text-align: center;
}
.te-amo h2 {
  margin: 0;
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: clamp(42px, 12.5vw, 76px);
  line-height: 1.05;
  color: var(--crema);
  text-shadow: 0 4px 0 rgba(20, 8, 40, .35);
}
/* ---------- Fotos ---------- */

.fotos {
  padding: 32px 16px 24px;
  text-align: center;
}

.polaroids {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 44px;
}

.polaroid {
  --rot: -2.2deg;
  position: relative;
  width: min(84vw, 380px);
  padding: 12px 12px 4px;
  background: var(--crema);
  color: var(--tinta);
  border-radius: 3px;
  box-shadow: 0 16px 32px rgba(20, 8, 40, .45);
  transform: rotate(var(--rot));
}
.polaroid:nth-child(even) { --rot: 1.8deg; }

/* cinta adhesiva arriba */
.polaroid::before {
  content: "";
  position: absolute;
  top: -12px;
  left: 50%;
  width: 96px;
  height: 26px;
  transform: translateX(-50%) rotate(calc(var(--rot) * -1.5));
  background: rgba(242, 194, 48, .78);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .15);
}
.polaroid:nth-child(3n)::before { background: rgba(232, 57, 46, .7); }
.polaroid:nth-child(3n+2)::before { background: rgba(46, 139, 214, .7); }

.polaroid img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: #d9d2c5;
}

.epigrafe {
  margin: 8px 0 6px;
  font-family: var(--f-mano);
  font-weight: 700;
  font-size: 27px;
  line-height: 1.15;
}

.js .revelar {
  opacity: 0;
  transform: translateY(28px) rotate(var(--rot));
  transition: opacity .7s ease, transform .7s cubic-bezier(.2, .9, .3, 1.2);
}
.js .revelar.visible {
  opacity: 1;
  transform: rotate(var(--rot));
}

.video-wrap { position: relative; }
.video-wrap video {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  background: #2a1d3a;
}
.sonido {
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  white-space: nowrap;
  padding: 8px 14px;
  border: 0;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: rgba(20, 8, 40, .62);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

/* ---------- Ir a los regalos ---------- */

.ir-regalos {
  padding: 64px 20px calc(96px + env(safe-area-inset-bottom));
  text-align: center;
}

/* ---------- Paso 2: regalos ---------- */

.regalos-header {
  padding: calc(40px + env(safe-area-inset-top)) 20px 12px;
  text-align: center;
}
.instrucciones {
  margin: 12px auto 0;
  max-width: 30ch;
  color: var(--lila);
}

.regalos {
  list-style: none;
  margin: 0;
  padding: 24px 16px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}
.regalo { width: 100%; }

.cajita {
  --c: var(--rojo);
  --c2: #b92a21;
  --cinta: var(--crema);
  position: relative;
  display: block;
  margin: 0 auto;
  width: 172px;
  height: 164px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  transform-origin: 50% 100%;
}
.regalo[data-color="amarillo"] .cajita { --c: var(--amarillo); --c2: var(--amarillo-osc); --cinta: var(--violeta); }
.regalo[data-color="azul"] .cajita { --c: var(--azul); --c2: #1f64a0; --cinta: var(--amarillo); }

/* La cinta vertical va como gradiente en .caja y .tapa. */
.caja {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 100px;
  border-radius: 6px 6px 10px 10px;
  background:
    linear-gradient(90deg, transparent calc(50% - 11px), var(--cinta) calc(50% - 11px) calc(50% + 11px), transparent calc(50% + 11px)),
    linear-gradient(180deg, var(--c2) 0 8px, var(--c) 8px);
  box-shadow: 0 14px 22px rgba(20, 8, 40, .4);
  transition: transform .45s .1s, opacity .45s .1s;
}

.tapa {
  position: absolute;
  z-index: 2;
  left: 6px;
  right: 6px;
  top: 34px;
  height: 34px;
  border-radius: 6px;
  background:
    linear-gradient(90deg, transparent calc(50% - 11px), var(--cinta) calc(50% - 11px) calc(50% + 11px), transparent calc(50% + 11px)),
    var(--c);
  box-shadow: 0 4px 0 var(--c2);
  transition: transform .5s cubic-bezier(.3, 1.3, .6, 1), opacity .5s;
}

/* moño: dos lazos sobre la tapa */
.mono {
  position: absolute;
  left: 50%;
  top: 0;
}
.mono::before,
.mono::after {
  content: "";
  position: absolute;
  bottom: -2px;
  width: 38px;
  height: 28px;
  border: 7px solid var(--cinta);
  border-radius: 50%;
}
.mono::before { right: -2px; transform: rotate(-22deg); transform-origin: 100% 100%; }
.mono::after { left: -2px; transform: rotate(22deg); transform-origin: 0 100%; }

.num {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 26px;
  width: 44px;
  height: 44px;
  transform: translateX(-50%);
  border-radius: 50%;
  border: 3px solid var(--c2);
  font-family: var(--f-logo);
  font-size: 26px;
  line-height: 40px;
  text-align: center;
  color: var(--tinta);
  background: var(--crema);
  transition: transform .45s .1s, opacity .45s .1s;
}

.siguiente .cajita { animation: bamboleo 2.6s ease-in-out infinite; }
.abriendo .cajita { animation: sacudir .55s ease-in-out; }
.destapada .tapa { transform: translate(46px, -130px) rotate(30deg); opacity: 0; }
.destapada .caja { transform: scale(.85); opacity: 0; }
.destapada .num { transform: translateX(-50%) scale(.6); opacity: 0; }

.bloqueada .cajita { filter: saturate(.75) brightness(.9); opacity: .5; }
.bloqueada .cajita::after {
  content: "🔒";
  position: absolute;
  z-index: 4;
  right: 4px;
  bottom: -4px;
  font-size: 24px;
}
.nop .cajita { animation: nop .4s ease-in-out; }

@keyframes bamboleo {
  0%, 68%, 100% { transform: rotate(0); }
  74% { transform: rotate(-5deg); }
  80% { transform: rotate(5deg); }
  86% { transform: rotate(-3deg); }
  92% { transform: rotate(2deg); }
}
@keyframes sacudir {
  0%, 100% { transform: rotate(0) scale(1); }
  20% { transform: rotate(-8deg) scale(1.04); }
  40% { transform: rotate(7deg) scale(1.06); }
  60% { transform: rotate(-6deg) scale(1.06); }
  80% { transform: rotate(4deg) scale(1.04); }
}
@keyframes nop {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-9px); }
  75% { transform: translateX(9px); }
}

.tarjeta {
  width: min(88vw, 400px);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 18px;
  color: var(--tinta);
  background: var(--crema);
  box-shadow: 0 16px 34px rgba(20, 8, 40, .45);
}
.tarjeta:not([hidden]) { animation: aparecer .65s cubic-bezier(.2, 1.3, .5, 1) both; }

@keyframes aparecer {
  from { opacity: 0; transform: scale(.6) translateY(30px) rotate(-3deg); }
  to { opacity: 1; transform: none; }
}

.tarjeta img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.regalo[data-id="camara"] .tarjeta img {
  object-fit: contain;
  padding: 10px;
  background: #fff;
}
.tarjeta-texto {
  padding: 16px 20px 20px;
  text-align: center;
}
.tarjeta h3 {
  margin: 0 0 4px;
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: 32px;
  line-height: 1.1;
}
.tarjeta p { margin: 0; }

.elegir {
  width: 100%;
  margin-top: 16px;
  color: var(--crema);
  background: var(--violeta);
  box-shadow: 0 4px 0 var(--violeta-osc);
}
.elegir:active { box-shadow: 0 1px 0 var(--violeta-osc); }
.elegir:not([hidden]) { animation: aparecer .5s both; }

.elegi {
  margin: 32px 20px 0;
  text-align: center;
  font-family: var(--f-mano);
  font-size: 30px;
  color: var(--amarillo);
  animation: aparecer .6s both;
}

.aviso {
  min-height: 1.5em;
  margin: 16px 20px 0;
  text-align: center;
  color: var(--amarillo);
  font-weight: 700;
}

.volver {
  display: block;
  margin: 28px auto calc(40px + env(safe-area-inset-bottom));
  padding: 8px 12px;
  border: 0;
  background: none;
  color: var(--lila);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 15px;
  cursor: pointer;
}

/* ---------- Confirmación ---------- */

.confirmar {
  width: min(88vw, 360px);
  padding: 26px 22px 22px;
  border: 0;
  border-radius: 22px;
  text-align: center;
  color: var(--tinta);
  background: var(--crema);
  box-shadow: 0 24px 60px rgba(20, 8, 40, .6);
}
.confirmar::backdrop {
  background: rgba(30, 14, 52, .7);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
.confirmar[open] { animation: aparecer .4s both; }
.confirmar-pre { margin: 0; font-weight: 700; }
.confirmar-titulo {
  margin: 6px 0 20px;
  font-family: var(--f-logo);
  font-size: 32px;
  line-height: 1.1;
  color: var(--violeta);
}
.confirmar-botones { display: flex; flex-direction: column; gap: 12px; }
.btn-sec {
  color: var(--violeta);
  background: transparent;
  box-shadow: inset 0 0 0 2px var(--violeta);
}
.btn-sec:active { box-shadow: inset 0 0 0 2px var(--violeta); }

/* ---------- Final ---------- */

.final {
  position: fixed;
  inset: 0;
  z-index: 10;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(32px + env(safe-area-inset-top)) 20px calc(32px + env(safe-area-inset-bottom));
  text-align: center;
  background: radial-gradient(circle at 50% 30%, var(--violeta-claro), var(--violeta-osc) 75%);
  animation: entrar .6s ease both;
}
.final h2 {
  margin: 0 0 18px;
  font-family: var(--f-logo);
  font-weight: normal;
  font-size: 40px;
  color: var(--amarillo);
}
.marco-final { width: min(76vw, 320px); flex-shrink: 0; }
.final[data-id="camara"] .marco-final img { object-fit: contain; background: #fff; }
.final-titulo {
  margin: 18px 0 0;
  font-family: var(--f-logo);
  font-size: clamp(32px, 10vw, 44px);
  line-height: 1.1;
  color: var(--crema);
}
.final-amor {
  margin: 26px 0 0;
  font-family: var(--f-logo);
  font-size: 30px;
  color: var(--crema);
}
.final-tema {
  margin: 4px 0 0;
  font-family: var(--f-mano);
  font-size: 27px;
  color: var(--lila);
}
.langosta {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--lila);
  opacity: .8;
}
.volver-fotos { margin-top: 18px; }

/* ---------- Confeti ---------- */

#confeti {
  position: fixed;
  inset: 0;
  z-index: 20;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .js .revelar { opacity: 1; transform: rotate(var(--rot)); }
}