/* ==========================================================================
   ValeriaDesk — pantallas de acceso (entrar y elegir contraseña)
   Morado + delfín. Todo servido desde el propio servidor.
   ========================================================================== */

:root {
  --tinta: #2e1f5e;
  --tinta-suave: #6b5b95;
  --morado-700: #6d28d9;
  --morado-600: #7c3aed;
  --morado-500: #8b5cf6;
  --morado-400: #a78bfa;
  --lila-300: #c4b5fd;
  --lila-100: #ede9fe;
  --fucsia: #d946ef;
  --rosa: #ec4899;
}

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

html, body { margin: 0; }

body.acceso {
  min-height: 100vh;
  min-height: 100svh;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--tinta);
  background:
    radial-gradient(1200px 600px at 15% -10%, #fbcfe8 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #ddd6fe 0%, transparent 60%),
    linear-gradient(180deg, #faf5ff 0%, #f3e8ff 45%, #e9d5ff 100%);
  overflow-x: hidden;
}

/* ---------- Escena centrada ---------- */
.escena {
  position: relative;
  z-index: 3;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 16px 120px;
}

/* ---------- Delfín ---------- */
.delfin-marco {
  position: relative;
  z-index: 1;
  width: 200px;
  margin-bottom: -22px;           /* la tarjeta tapa la parte baja de la cabeza */
  animation: flotar 3.6s ease-in-out infinite;
}
.delfin-marco.salto { animation: salto .55s cubic-bezier(.3, 1.6, .5, 1) both; }

.delfin { display: block; width: 100%; height: auto; overflow: hidden; }

.delfin .mirada { transition: transform .18s ease-out; }
.delfin .ojo {
  transform-box: fill-box;
  transform-origin: center;
  animation: parpadeo 5.5s infinite;
}
.delfin .ojo-der { animation-delay: .04s; }

/* Aletas: en reposo, escondidas detrás de la tarjeta */
.delfin .aleta { transition: transform .5s cubic-bezier(.34, 1.45, .64, 1); }
.delfin .aleta-izq { transform-origin: 85px 103px; transform: translate(-20px, 96px) rotate(38deg); }
.delfin .aleta-der { transform-origin: 135px 103px; transform: translate(20px, 96px) rotate(-38deg); }

/* Se tapa los ojos mientras se escribe la contraseña */
.delfin.tapado .aleta-izq,
.delfin.tapado .aleta-der { transform: none; }
/* …y espía por un hueco cuando la contraseña está a la vista */
.delfin.tapado.espiando .aleta-der { transform: translate(10px, 26px) rotate(-16deg); }

/* Cara triste tras un error */
.delfin .boca-triste,
.delfin .ceja,
.delfin .lagrima { opacity: 0; transition: opacity .25s; }
.delfin .boca,
.delfin .moflete { transition: opacity .25s; }
.delfin.triste .boca { opacity: 0; }
.delfin.triste .boca-triste,
.delfin.triste .ceja { opacity: 1; }
.delfin.triste .moflete { opacity: .35; }
.delfin.triste .lagrima { opacity: 1; animation: lagrima 2.4s ease-in 0.4s infinite; }
.delfin .moflete { opacity: .6; }

/* ---------- Tarjeta ---------- */
.tarjeta {
  position: relative;
  z-index: 2;
  width: min(420px, 100%);
  padding: 30px 28px 24px;
  border-radius: 28px;
  background: rgba(255, 255, 255, .9);
  border: 1px solid rgba(255, 255, 255, .95);
  box-shadow:
    0 24px 60px -18px rgba(109, 40, 217, .35),
    0 2px 6px rgba(109, 40, 217, .06);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.tarjeta.sacudida { animation: sacudida .5s ease-in-out; }

.marca {
  margin: 0;
  text-align: center;
  font-family: 'Poppins', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 2.3rem;
  letter-spacing: -.02em;
  line-height: 1.15;
  background: linear-gradient(90deg, var(--morado-600), #a855f7 45%, var(--fucsia) 75%, var(--rosa));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.marca span { font-weight: 600; }
.marca-pequena { font-size: 1.8rem; }

.saludo {
  margin: 6px 0 22px;
  text-align: center;
  color: var(--tinta-suave);
  font-size: .98rem;
}
.saludo span { font-weight: 600; color: var(--morado-700); }

/* ---------- Avisos ---------- */
.aviso {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  margin-bottom: 16px;
  border-radius: 14px;
  font-size: .92rem;
  line-height: 1.4;
}
.aviso i { font-size: 1.1rem; line-height: 1.2; }
.aviso-error { background: #fff1f2; border: 1px solid #fecdd3; color: #9f1239; }
.aviso-ok    { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.aviso-info  { background: #f5f3ff; border: 1px solid #ddd6fe; color: #5b21b6; }

/* ---------- Campos ---------- */
.campo { display: block; margin-bottom: 16px; }
.campo-etiqueta {
  display: block;
  margin: 0 0 6px 4px;
  font-size: .85rem;
  font-weight: 600;
  color: #5b21b6;
}
.campo-caja {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 54px;
  padding: 0 8px 0 16px;
  border-radius: 16px;
  background: #faf7ff;
  border: 2px solid #ebe5ff;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.campo-caja:focus-within {
  background: #fff;
  border-color: var(--morado-400);
  box-shadow: 0 0 0 4px rgba(167, 139, 250, .25);
}
.campo-caja > i { color: var(--morado-400); font-size: 1.1rem; }
.campo-caja input {
  flex: 1;
  min-width: 0;
  height: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  font: inherit;
  font-size: 1rem;              /* 16 px: evita el zoom automático en iPhone */
  color: var(--tinta);
}
.ver-clave {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--morado-500);
  font-size: 1.15rem;
  cursor: pointer;
}
.ver-clave:hover { background: var(--lila-100); }
.ver-clave:focus-visible,
.boton-entrar:focus-visible,
.salir-discreto button:focus-visible {
  outline: 3px solid var(--morado-400);
  outline-offset: 2px;
}

.bloq-mayus {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  margin: 8px 0 0 4px;
  font-size: .8rem;
  font-weight: 600;
  color: #b45309;
}
.bloq-mayus[hidden] { display: none; }

.requisitos {
  margin: -4px 0 18px;
  padding-left: 22px;
  font-size: .83rem;
  color: #7a6fa3;
}

/* ---------- Botón ---------- */
.boton-entrar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 56px;
  margin-top: 6px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--morado-500), #a855f7 40%, var(--fucsia) 70%, var(--morado-500));
  background-size: 220% 100%;
  color: #fff;
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  box-shadow: 0 12px 26px -10px rgba(139, 92, 246, .8);
  transition: transform .15s, box-shadow .2s, background-position .6s;
}
.boton-entrar:hover {
  transform: translateY(-2px);
  background-position: 100% 0;
  box-shadow: 0 16px 30px -10px rgba(217, 70, 239, .75);
}
.boton-entrar:active { transform: translateY(0) scale(.98); }
.boton-entrar[disabled] { opacity: .8; cursor: progress; }

.frase {
  min-height: 1.4em;
  margin: 18px 0 0;
  text-align: center;
  font-size: .88rem;
  font-style: italic;
  color: #8b7fb5;
  transition: opacity .4s;
}
.frase.oculta { opacity: 0; }

.salir-discreto { margin-top: 14px; text-align: center; }
.salir-discreto button {
  border: 0;
  background: none;
  color: #8b7fb5;
  font: inherit;
  font-size: .85rem;
  text-decoration: underline;
  cursor: pointer;
}

.firma {
  margin: 18px 0 0;
  font-size: .82rem;
  font-weight: 500;
  color: var(--morado-700);
  opacity: .75;
}
.firma i { color: var(--rosa); }

/* ==========================================================================
   Fondo marino
   ========================================================================== */
.fondo {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

/* Destellos de cuatro puntas */
.destello {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, #f0abfc, var(--morado-400));
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
  animation: brillar 3.2s ease-in-out infinite;
  animation-delay: var(--d);
}
.destello.pequeno { width: 10px; height: 10px; }

/* Burbujas que suben */
.burbuja {
  position: absolute;
  bottom: -40px;
  left: var(--x);
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, #fff 0 18%, rgba(255, 255, 255, .45) 40%, rgba(196, 181, 253, .25) 100%);
  border: 1px solid rgba(255, 255, 255, .8);
  box-shadow: inset -2px -3px 6px rgba(139, 92, 246, .18);
  animation: subir var(--t) linear infinite;
  animation-delay: var(--d);
}

/* Olas */
.olas {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  z-index: 2;
}
.ola {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  animation: ola 18s linear infinite;
}
.ola-3 { height: 100%; fill: var(--lila-300); opacity: .55; animation-duration: 26s; }
.ola-2 { height: 82%;  fill: var(--morado-400); opacity: .55; animation-duration: 19s; animation-direction: reverse; }
.ola-1 { height: 62%;  fill: var(--morado-500); opacity: .85; animation-duration: 13s; }

/* Delfín que salta entre las olas */
.saltarin {
  position: absolute;
  z-index: 1;
  bottom: 30px;
  left: 62%;
  width: 78px;
  fill: var(--morado-600);
  opacity: 0;
  animation: saltar 10s ease-in-out 2.5s infinite;
}

/* ==========================================================================
   Animaciones
   ========================================================================== */
@keyframes flotar {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
@keyframes salto {
  0%   { transform: translateY(0) rotate(0); }
  45%  { transform: translateY(-34px) rotate(-6deg); }
  100% { transform: translateY(0) rotate(0); }
}
@keyframes parpadeo {
  0%, 93%, 100% { transform: scaleY(1); }
  95%           { transform: scaleY(.1); }
}
@keyframes lagrima {
  0%   { transform: translateY(0); opacity: 0; }
  15%  { opacity: 1; }
  80%  { transform: translateY(18px); opacity: 1; }
  100% { transform: translateY(22px); opacity: 0; }
}
@keyframes sacudida {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-10px); }
  40%      { transform: translateX(9px); }
  60%      { transform: translateX(-6px); }
  80%      { transform: translateX(4px); }
}
@keyframes brillar {
  0%, 100% { transform: scale(.55) rotate(0);    opacity: .35; }
  50%      { transform: scale(1.1) rotate(45deg); opacity: 1; }
}
@keyframes subir {
  0%   { transform: translate(0, 0);       opacity: 0; }
  10%  { opacity: .9; }
  50%  { transform: translate(16px, -55vh); }
  90%  { opacity: .8; }
  100% { transform: translate(-8px, -110vh); opacity: 0; }
}
@keyframes ola {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes saltar {
  0%, 68%  { transform: translate(0, 70px) rotate(-35deg); opacity: 0; }
  70%      { opacity: 1; }
  76%      { transform: translate(-50px, -40px) rotate(-18deg); }
  82%      { transform: translate(-110px, -62px) rotate(8deg); }
  88%      { transform: translate(-165px, -30px) rotate(34deg); opacity: 1; }
  93%      { transform: translate(-200px, 60px) rotate(55deg); opacity: 0; }
  100%     { transform: translate(-200px, 70px) rotate(55deg); opacity: 0; }
}

/* ---------- Móvil ---------- */
@media (max-width: 480px) {
  .escena { justify-content: flex-start; padding-top: 24px; padding-bottom: 96px; }
  .delfin-marco { width: 170px; margin-bottom: -19px; }
  .tarjeta { padding: 26px 20px 20px; border-radius: 24px; }
  .marca { font-size: 2rem; }
  .olas { height: 80px; }
  .saltarin { width: 58px; bottom: 16px; }
}

/* ---------- Quien prefiere menos movimiento ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .burbuja, .saltarin { display: none; }
}