/* Yuau Invisible · el estilo de yuau.app (letras gordas con contorno, botones con sombra dura) en rojo navideño */

@font-face { font-family: 'Lilita One'; font-weight: 400; font-display: swap; src: url(../fonts/lilita-one-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 600; font-display: swap; src: url(../fonts/nunito-latin-600-normal.woff2) format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 800; font-display: swap; src: url(../fonts/nunito-latin-800-normal.woff2) format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 900; font-display: swap; src: url(../fonts/nunito-latin-900-normal.woff2) format('woff2'); }

:root {
  --tinta: #1D1A2F; --papel: #FFF8EC; --crema: #F3EEE4; --fuego: #FF4538; --rojo: #C42A1F; --naranja: #FF9124;
  --chispa: #FFD43B; --menta: #2FD08A; --pino: #12825A; --cielo: #3BA7FF; --uva: #8C5CF5; --noche: #17152B;
  --gris: #6B6883; --linea: #DCD9E6;
  --display: 'Lilita One', system-ui, sans-serif;
  --ui: 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 600 17px/1.5 var(--ui); color: var(--tinta); background: var(--papel); overflow-x: hidden; display: flex; flex-direction: column; min-height: 100vh; min-height: 100dvh; }
body > main { flex: 1; }
img { max-width: 100%; }
a { color: var(--rojo); font-weight: 800; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.wrap.estrecho { max-width: 760px; }
.mini { font-size: 14px; }
.suave { color: var(--gris); }
.centro { text-align: center; }

/* Letras gordas con contorno */
.fat { font-family: var(--display); font-weight: 400; letter-spacing: .5px; paint-order: stroke fill; -webkit-text-stroke: .16em var(--tinta); text-shadow: 0 .09em 0 var(--tinta); }
.dorado { color: var(--chispa); }

/* Fondo rojo con rayas (como el morado de Yuau) y borde de nieve */
.navidad {
  position: relative; color: #fff;
  background:
    radial-gradient(110% 70% at 50% 0%, rgba(255,255,255,.18), rgba(255,255,255,0) 60%),
    repeating-linear-gradient(-55deg, rgba(0,0,0,.07) 0 26px, rgba(0,0,0,0) 26px 52px),
    linear-gradient(180deg, #FF6A5C 0%, var(--fuego) 45%, var(--rojo) 100%);
}
.navidad::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 16px; pointer-events: none;
  background: radial-gradient(circle at 50% 100%, var(--papel) 13px, transparent 14px) 0 0 / 34px 16px repeat-x;
}

/* Nieve que cae (dos capas a distinta velocidad) */
.nieve { overflow: hidden; }
.nieve::before, .nieve > .copos { content: ''; position: absolute; inset: 0; pointer-events: none; }
.nieve::before {
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255,255,255,.95) 0 2.5px, transparent 3.5px),
    radial-gradient(circle at 62% 42%, rgba(255,255,255,.8) 0 2px, transparent 3px),
    radial-gradient(circle at 34% 74%, rgba(255,255,255,.9) 0 3px, transparent 4px),
    radial-gradient(circle at 86% 88%, rgba(255,255,255,.75) 0 2px, transparent 3px);
  background-size: 220px 220px; animation: nieve 13s linear infinite;
}
.nieve > .copos {
  background-image:
    radial-gradient(circle at 25% 35%, rgba(255,255,255,.6) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 75% 65%, rgba(255,255,255,.55) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 50% 10%, rgba(255,255,255,.5) 0 1px, transparent 2px);
  background-size: 140px 140px; animation: nieve-lenta 19s linear infinite;
}
@keyframes nieve { to { background-position: 0 220px, 0 220px, 0 220px, 0 220px; } }
@keyframes nieve-lenta { to { background-position: 140px 140px, 140px 140px, 140px 140px; } }

/* ── Botones ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px 12px; border-radius: 16px; border: 3px solid var(--tinta); box-shadow: 0 5px 0 var(--tinta);
  background: var(--chispa); color: var(--tinta); text-decoration: none; cursor: pointer;
  font-family: var(--display); font-weight: 400; font-size: 20px; line-height: 1.15; letter-spacing: .4px; text-align: center;
  transition: transform .12s, box-shadow .12s; -webkit-tap-highlight-color: transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 7px 0 var(--tinta); }
.btn:active { transform: translateY(3px); box-shadow: 0 2px 0 var(--tinta); }
.btn:focus-visible { outline: 4px solid var(--chispa); outline-offset: 3px; }
.btn.grande { font-size: 25px; padding: 15px 28px 16px; border-width: 4px; border-radius: 18px; box-shadow: 0 6px 0 var(--tinta); }
.btn.peq { font-size: 16px; padding: 6px 12px 7px; border-radius: 12px; box-shadow: 0 3px 0 var(--tinta); }
.btn.peq:hover { box-shadow: 0 5px 0 var(--tinta); }
.btn.peq:active { box-shadow: 0 1px 0 var(--tinta); }
.btn.verde { background: var(--menta); }
.btn.rojo { background: var(--fuego); color: #fff; }
.btn.blanco { background: #fff; }
.btn.whatsapp { background: #25D366; }
.btn.ancho { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: 0 5px 0 var(--tinta); }
.enlace-boton { background: none; border: 0; padding: 0; font: inherit; font-weight: 800; color: var(--rojo); text-decoration: underline; cursor: pointer; }
.enlace-boton.peligro { color: var(--rojo); }

/* ── Cabecera de páginas interiores ─────────────────────────────────────── */
.barra { padding: 10px 0 22px; }
.barra .wrap { display: flex; align-items: center; justify-content: space-between; }
.marca { display: inline-flex; align-items: center; gap: 8px; color: #fff; text-decoration: none; font-size: 27px; line-height: 1; }
.marca img { width: 46px; height: auto; filter: drop-shadow(0 4px 5px rgba(60,0,0,.3)); transform: rotate(-6deg); }
.marca:hover img { animation: saltito .5s; }
@keyframes saltito { 50% { transform: translateY(-5px) rotate(4deg); } }

/* ── Portada ─────────────────────────────────────────────────────────────── */
.hero { padding: 26px 0 70px; }
.hero .wrap { position: relative; z-index: 1; display: grid; gap: 4px; align-items: center; }
.hero-marca { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; order: -2; }
.hero-marca .marca { font-size: 24px; }
.sello { display: inline-block; font-family: var(--display); font-size: 16px; letter-spacing: .5px; padding: 4px 12px 5px; border-radius: 10px; border: 3px solid var(--tinta); background: var(--menta); color: var(--tinta); box-shadow: 0 3px 0 var(--tinta); transform: rotate(-2deg); }
.hero h1 { margin: 6px 0 0; font-size: clamp(58px, 15vw, 118px); line-height: .92; }
.hero h1 .l1 { display: block; color: #fff; }
.hero h1 .l2 { display: block; color: var(--chispa); }
.lema { margin: 18px 0 0; font-size: clamp(19px, 4.6vw, 22px); font-weight: 800; max-width: 30em; text-shadow: 0 2px 0 rgba(0,0,0,.18); }
.hero .acciones { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; margin-top: 26px; }
.hero .gratis { font-size: 15px; font-weight: 900; opacity: .95; }
.hero-pato { position: relative; justify-self: center; width: min(62vw, 280px); order: -1; margin: 6px 0 4px; }
.hero-pato img { display: block; width: 100%; height: auto; filter: drop-shadow(0 14px 16px rgba(60,0,10,.35)); transform-origin: 50% 92%; animation: pato-entra .8s cubic-bezier(.3, 1.3, .5, 1) .15s both, pato-baila 2.8s ease-in-out 1s infinite; }
.hero-pato::before { content: ''; position: absolute; inset: 8% -6% 0; border-radius: 50%; background: radial-gradient(circle, rgba(255,230,160,.45), rgba(255,212,59,0) 65%); }
@keyframes pato-entra {
  0% { opacity: 0; transform: translateY(60%) scale(.4) rotate(25deg); }
  55% { opacity: 1; transform: translateY(-10%) scale(1.06, .95) rotate(-8deg); }
  75% { transform: translateY(3%) scale(.96, 1.04) rotate(4deg); }
  100% { opacity: 1; transform: none; }
}
@keyframes pato-baila {
  0%, 100% { transform: none; }
  15% { transform: rotate(5deg); }
  35% { transform: rotate(-5deg) translateY(-2%); }
  50% { transform: none; }
  58% { transform: scale(1.05, .93); }
  70% { transform: translateY(-10%) scale(.97, 1.04) rotate(3deg); }
  82% { transform: scale(1.04, .95); }
  90% { transform: none; }
}
@media (min-width: 860px) {
  .hero { padding: 30px 0 90px; }
  .hero .wrap { grid-template-columns: 1.15fr .85fr; gap: 30px; }
  .hero-marca { grid-column: 1 / -1; }
  .hero-pato { order: 0; width: 100%; max-width: 400px; }
}

section.bloque { padding: 56px 0; }
h2.seccion { margin: 0 0 8px; font-family: var(--display); font-weight: 400; font-size: clamp(34px, 8vw, 50px); line-height: 1.05; text-align: center; color: var(--fuego); }
.sub { margin: 0 auto 32px; text-align: center; max-width: 34em; font-size: 18px; }

.pasos { display: grid; gap: 18px; padding: 0; margin: 0; list-style: none; counter-reset: paso; }
@media (min-width: 640px) { .pasos { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .pasos { grid-template-columns: repeat(4, 1fr); } }
.pasos li { position: relative; background: #fff; border: 3px solid var(--tinta); border-radius: 22px; box-shadow: 0 6px 0 var(--tinta); padding: 26px 20px 20px; counter-increment: paso; }
.pasos li::before { content: counter(paso); position: absolute; top: -18px; left: 18px; width: 40px; height: 40px; display: grid; place-items: center; font-family: var(--display); font-size: 22px; background: var(--chispa); border: 3px solid var(--tinta); border-radius: 50%; box-shadow: 0 3px 0 var(--tinta); }
.pasos li:nth-child(2)::before { background: var(--menta); }
.pasos li:nth-child(3)::before { background: var(--cielo); color: #fff; }
.pasos li:nth-child(4)::before { background: var(--fuego); color: #fff; }
.pasos h3 { margin: 4px 0 6px; font-family: var(--display); font-weight: 400; font-size: 23px; line-height: 1.1; }
.pasos p { margin: 0; }
.pasos .emoji { position: absolute; top: 12px; right: 14px; font-size: 28px; }

.ventajas { display: grid; gap: 14px; padding: 0; margin: 0; list-style: none; }
@media (min-width: 640px) { .ventajas { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .ventajas { grid-template-columns: repeat(3, 1fr); } }
.ventajas li { display: flex; gap: 14px; align-items: flex-start; background: #fff; border: 3px solid var(--tinta); border-radius: 18px; padding: 16px; }
.ventajas .ico { flex: 0 0 auto; width: 48px; height: 48px; display: grid; place-items: center; font-size: 25px; border-radius: 14px; border: 3px solid var(--tinta); background: var(--crema); }
.ventajas li:nth-child(6n+1) .ico { background: #FFE3E0; }
.ventajas li:nth-child(6n+2) .ico { background: #DFF7EC; }
.ventajas li:nth-child(6n+3) .ico { background: #FFF2C4; }
.ventajas li:nth-child(6n+4) .ico { background: #E3F1FF; }
.ventajas li:nth-child(6n+5) .ico { background: #EEE6FF; }
.ventajas li:nth-child(6n+6) .ico { background: #FFE7D1; }
.ventajas strong { display: block; font-size: 18px; font-weight: 900; line-height: 1.25; margin-bottom: 2px; }
.ventajas p { margin: 0; font-size: 16px; color: #3A355C; }

.final { padding: 50px 0 64px; text-align: center; }
.final h2 { margin: 0 0 18px; font-size: clamp(36px, 9vw, 58px); line-height: 1; }
.final::after { display: none; }
.final .wrap { position: relative; z-index: 1; }

.mis-grupos { margin: -34px auto 0; position: relative; z-index: 2; }
.mis-grupos ul { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 8px; }
.mis-grupos a { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border: 3px solid var(--tinta); border-radius: 14px; background: var(--papel); color: var(--tinta); text-decoration: none; }
.mis-grupos a:hover { background: #FFF2C4; }
.mis-grupos .tipo { margin-left: auto; font-size: 13px; font-weight: 900; color: var(--gris); white-space: nowrap; }

/* ── Páginas interiores ─────────────────────────────────────────────────── */
main.wrap { padding-top: 22px; padding-bottom: 50px; }
.titulo { margin: 0; font-size: clamp(36px, 9vw, 56px); line-height: 1.02; color: var(--fuego); word-break: break-word; }
.titulo.blanco { color: #fff; }
.antetitulo { margin: 0 0 4px; font-weight: 900; color: var(--gris); text-transform: uppercase; letter-spacing: .08em; font-size: 13px; }
.cabeza { margin: 6px 0 22px; }
.datos { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 14px 0 0; }
.datos li { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; background: #fff; border: 2px solid var(--tinta); border-radius: 999px; font-weight: 800; font-size: 15px; }
.datos .cuenta { margin-left: 4px; padding: 1px 8px; border-radius: 999px; background: var(--chispa); font-weight: 900; }
.notas { margin: 14px 0 0; padding: 12px 16px; background: #fff; border-left: 5px solid var(--menta); border-radius: 0 14px 14px 0; }

.tarjeta { position: relative; background: #fff; border: 3px solid var(--tinta); border-radius: 22px; box-shadow: 0 6px 0 var(--tinta); padding: 22px 20px; margin: 0 0 24px; }
@media (min-width: 600px) { .tarjeta { padding: 26px 28px; } }
.tarjeta > h2, .tarjeta summary h2 { margin: 0 0 6px; font-family: var(--display); font-weight: 400; font-size: 27px; line-height: 1.1; }
.tarjeta > p:first-of-type { margin-top: 4px; }
.tarjeta.destacada { background: #FFF6D6; }
.tarjeta.verde { background: #E5FAF0; }
.tarjeta.vacio { text-align: center; }
.tarjeta.vacio img { width: 140px; height: auto; }
.tarjeta .pegatina { position: absolute; top: -16px; right: 16px; transform: rotate(4deg); }
details.tarjeta > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
details.tarjeta > summary::-webkit-details-marker { display: none; }
details.tarjeta > summary h2 { margin: 0; font-size: 22px; }
details.tarjeta > summary::after { content: '+'; font-family: var(--display); font-size: 28px; line-height: 1; }
details.tarjeta[open] > summary { margin-bottom: 14px; }
details.tarjeta[open] > summary::after { content: '–'; }

.aviso { display: flex; gap: 12px; align-items: flex-start; padding: 12px 16px; margin: 0 0 20px; border: 3px solid var(--tinta); border-radius: 16px; font-weight: 800; }
.aviso.ok { background: #DFF7EC; }
.aviso.error { background: #FFE3E0; }
.aviso.info { background: #FFF6D6; }
.aviso .icono { flex: 0 0 auto; width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; background: var(--tinta); color: #fff; font-weight: 900; font-size: 15px; }
.aviso p { margin: 0; }
.aviso.info .icono { background: none; font-size: 22px; }

/* ── Formularios ─────────────────────────────────────────────────────────── */
.campo { margin: 0 0 16px; }
label, .etiqueta { display: block; font-weight: 900; margin: 0 0 6px; }
label .opcional { font-weight: 700; color: var(--gris); }
input[type=text], input[type=email], input[type=date], select, textarea {
  width: 100%; font: 600 17px/1.4 var(--ui); color: var(--tinta); background: #fff;
  border: 3px solid var(--tinta); border-radius: 14px; padding: 10px 14px; min-height: 50px;
}
input[type=date] { appearance: none; -webkit-appearance: none; }
textarea { min-height: 110px; resize: vertical; }
select { appearance: none; -webkit-appearance: none; padding-right: 40px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 8l5 5 5-5' fill='none' stroke='%231D1A2F' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 12px center / 18px; }
input:focus, select:focus, textarea:focus { outline: 4px solid var(--chispa); outline-offset: 1px; }
::placeholder { color: #9a97ad; opacity: 1; }
.ayuda { margin: 5px 0 0; font-size: 14px; color: var(--gris); font-weight: 700; }
.dos { display: grid; gap: 0 14px; }
@media (min-width: 600px) { .dos { grid-template-columns: 1fr 1fr; } }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 800; margin: 0 0 14px; cursor: pointer; }
.check input { flex: 0 0 auto; width: 24px; height: 24px; margin: 1px 0 0; accent-color: var(--fuego); }
.check small { display: block; font-weight: 700; color: var(--gris); font-size: 14px; }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.en-linea { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.en-linea > .campo { flex: 1 1 180px; margin: 0; }
.en-linea > .btn { flex: 0 0 auto; min-height: 50px; }
.pie-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 8px; }
.separador { border: 0; border-top: 2px dashed var(--linea); margin: 20px 0; }
details.mas { margin-top: 16px; }
details.mas > summary { cursor: pointer; font-weight: 900; color: var(--rojo); }

.personas { display: grid; gap: 10px; margin: 0 0 12px; }
.persona { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; align-items: center; }
.persona .quitar-fila { width: 44px; height: 44px; border-radius: 12px; border: 3px solid var(--tinta); background: #fff; font-size: 20px; line-height: 1; cursor: pointer; }
.persona .quitar-fila:hover { background: #FFE3E0; }
@media (max-width: 520px) {
  .persona { grid-template-columns: 1fr auto; }
  .persona input[type=email] { grid-column: 1; }
  .persona .quitar-fila { grid-row: 1 / span 2; grid-column: 2; }
  .persona + .persona { padding-top: 10px; border-top: 2px dashed var(--linea); }
}

/* ── Enlaces para compartir ──────────────────────────────────────────────── */
.enlace { display: grid; gap: 10px; margin: 12px 0 4px; }
.enlace input { font-size: 15px; background: var(--crema); min-height: 46px; text-overflow: ellipsis; }
.enlace .botones { display: flex; flex-wrap: wrap; gap: 8px; }
@media (min-width: 700px) { .enlace { grid-template-columns: 1fr auto; align-items: center; } }

/* ── Listas de participantes ─────────────────────────────────────────────── */
.filas { list-style: none; padding: 0; margin: 12px 0 0; }
.filas > li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 12px 0; border-top: 2px dashed var(--linea); }
.filas > li:first-child { border-top: 0; }
.filas .quien { flex: 1 1 200px; min-width: 0; }
.filas .quien strong { font-size: 18px; font-weight: 900; }
.filas .quien .mini { display: block; color: var(--gris); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.filas .acciones { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filas details { width: 100%; }
.filas details summary { cursor: pointer; font-weight: 800; color: var(--gris); font-size: 14px; }
.filas details form { margin-top: 8px; }
.etiq { display: inline-flex; align-items: center; gap: 4px; padding: 2px 9px; border-radius: 999px; font-size: 13px; font-weight: 900; border: 2px solid var(--tinta); background: var(--crema); white-space: nowrap; vertical-align: 2px; }
.etiq.si { background: var(--menta); }
.etiq.no { background: #fff; color: var(--gris); border-color: var(--linea); }
.etiq.oro { background: var(--chispa); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 12px 0 0; }
.chips li { padding: 5px 13px; border-radius: 999px; background: var(--crema); border: 2px solid var(--tinta); font-weight: 800; }
.chips li.yo { background: var(--chispa); }

.nombres { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin: 14px 0 0; }
.nombres form { margin: 0; }
.nombres .btn { width: 100%; font-size: 19px; }
.nombres .btn.blanco:disabled { opacity: .45; }

.exclusiones { list-style: none; padding: 0; margin: 12px 0 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.exclusiones li { display: inline-flex; align-items: center; gap: 8px; padding: 5px 6px 5px 13px; border-radius: 999px; background: #FFE3E0; border: 2px solid var(--tinta); font-weight: 800; }
.exclusiones form { display: inline; margin: 0; }
.exclusiones button { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--tinta); background: #fff; cursor: pointer; font-weight: 900; line-height: 1; }

.sorteo-cta { text-align: center; }
.sorteo-cta .btn { margin-top: 6px; }

/* ── Revelar el amigo invisible ─────────────────────────────────────────── */
.regalo { margin: 0 0 24px; text-align: center; }
.regalo > summary { list-style: none; cursor: pointer; display: grid; justify-items: center; gap: 8px; padding: 24px 16px 28px; border: 3px solid var(--tinta); border-radius: 26px; box-shadow: 0 6px 0 var(--tinta); -webkit-tap-highlight-color: transparent; }
.regalo > summary::-webkit-details-marker { display: none; }
.regalo > summary::after { display: none; }
.regalo > summary > * { position: relative; }
.regalo > summary:focus-visible { outline: 4px solid var(--chispa); outline-offset: 4px; }
.regalo[open] > summary { display: none; }
.regalo .caja-regalo { width: min(62vw, 230px); height: auto; overflow: visible; animation: flota 2.4s ease-in-out infinite; }
.regalo .caja-regalo .tapa { transform-box: fill-box; transform-origin: 50% 100%; }
.regalo .toca { font-size: clamp(26px, 7vw, 34px); color: var(--chispa); }
.regalo .pista { margin: 0; font-weight: 800; }
.regalo.agitando .caja-regalo { animation: agita .7s ease-in-out both; }
.regalo.abriendo .caja-regalo .tapa { animation: tapa-vuela .55s cubic-bezier(.3,.8,.5,1) forwards; }
@keyframes flota { 50% { transform: translateY(-8px) rotate(-2deg); } }
@keyframes agita {
  10%, 50%, 90% { transform: rotate(-7deg) scale(1.03); }
  30%, 70% { transform: rotate(7deg) scale(1.06); }
  100% { transform: none; }
}
@keyframes tapa-vuela { to { transform: translate(18px, -120px) rotate(28deg); opacity: 0; } }
/* Nada que desvele el nombre hasta abrir el regalo (funciona también sin JavaScript) */
.regalo:not([open]) ~ .tras-abrir { display: none; }
.revelado { padding: 26px 18px 30px; border: 3px solid var(--tinta); border-radius: 26px; box-shadow: 0 6px 0 var(--tinta); background: #fff; }
.regalo[open] .revelado { animation: aparece .6s cubic-bezier(.3, 1.4, .5, 1) both; }
.revelado .te-toca { margin: 0; font-size: 19px; font-weight: 900; }
.revelado .amigo { margin: 4px 0 6px; font-size: clamp(48px, 15vw, 92px); line-height: 1; color: var(--chispa); word-break: break-word; }
.revelado img { width: 120px; height: auto; margin-top: 4px; }
.revelado .secreto { margin: 4px 0 0; color: var(--gris); font-weight: 800; }
@keyframes aparece { from { opacity: 0; transform: scale(.6) rotate(-4deg); } }

.carta { margin: 12px 0 0; padding: 16px 18px; background: repeating-linear-gradient(transparent 0 31px, #EFE6D4 31px 33px), #FFFCF4; border: 2px solid var(--tinta); border-radius: 14px; line-height: 33px; font-size: 17px; word-break: break-word; }
.carta a { word-break: break-all; }

/* ── Buzón anónimo ───────────────────────────────────────────────────────── */
.chat { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; max-height: 420px; overflow-y: auto; padding: 4px 2px; }
.chat .vacio { color: var(--gris); font-weight: 700; text-align: center; padding: 10px; }
.burbuja { max-width: 85%; padding: 9px 14px 8px; border: 2px solid var(--tinta); border-radius: 18px; word-break: break-word; }
.burbuja .autor { display: block; font-size: 13px; font-weight: 900; color: var(--gris); }
.burbuja time { display: block; font-size: 12px; color: var(--gris); text-align: right; margin-top: 2px; }
.burbuja.mia { align-self: flex-end; background: #FFF2C4; border-bottom-right-radius: 6px; }
.burbuja.suya { align-self: flex-start; background: var(--crema); border-bottom-left-radius: 6px; }
.escribir { display: grid; gap: 8px; }
.escribir textarea { min-height: 70px; }
.escribir .btn { justify-self: end; }

/* ── Pie ─────────────────────────────────────────────────────────────────── */
.pie { background: var(--noche); color: #E6E3F2; padding: 26px 0 30px; font-size: 15px; }
.pie p { margin: 0 0 6px; }
.pie a { color: var(--chispa); }
.pie img { width: 34px; height: auto; vertical-align: -12px; margin-right: 4px; }
.pie .mini { color: #A9A5C2; font-size: 13px; margin-top: 10px; }

/* ── Avisito «¡Copiado!» y confeti ──────────────────────────────────────── */
.toast { position: fixed; left: 50%; bottom: max(22px, env(safe-area-inset-bottom)); z-index: 50; transform: translate(-50%, 140%); padding: 10px 18px; border: 3px solid var(--tinta); border-radius: 14px; background: var(--chispa); box-shadow: 0 4px 0 var(--tinta); font-weight: 900; transition: transform .25s cubic-bezier(.3, 1.3, .5, 1); pointer-events: none; }
.toast.visible { transform: translate(-50%, 0); }
.confeti { position: fixed; inset: 0; z-index: 40; pointer-events: none; }

.texto-legal h2 { font-family: var(--display); font-weight: 400; font-size: 24px; margin: 22px 0 6px; }
.texto-legal p, .texto-legal li { max-width: 46em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .nieve::before, .nieve > .copos { animation: none !important; }
}