body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  min-height:100vh;
  min-height:100dvh;
  display:flex;
  flex-direction:column;
  -webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;
  overflow-x:hidden;
}

/* --- Vidéo de fond (même visuel que la page d'accueil) --- */
.auth-video{
  position:fixed;
  inset:0;
  z-index:0;
  overflow:hidden;
}
.auth-video video{
  width:100%;height:100%;
  object-fit:cover;
}
.auth-video-tint{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse 70% 60% at 28% 22%, hsl(var(--hue) 92% 46% / .28), transparent 60%),
    linear-gradient(160deg, rgba(255,255,255,0.30) 0%, rgba(255,255,255,0.10) 45%, rgba(15,15,19,0.30) 100%);
}
.theme-dark .auth-video-tint{
  background:
    radial-gradient(ellipse 70% 60% at 28% 22%, hsl(var(--hue) 92% 46% / .34), transparent 60%),
    linear-gradient(160deg, rgba(7,7,10,0.55) 0%, rgba(7,7,10,0.35) 45%, rgba(7,7,10,0.70) 100%);
}

.auth-topbar{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 5vw;
  padding-left:calc(5vw + env(safe-area-inset-left));
  padding-right:calc(5vw + env(safe-area-inset-right));
}
.auth-logo{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--text);
  text-decoration:none;
  text-shadow:0 1px 2px rgba(0,0,0,0.15);
}
.auth-topnav{
  display:flex;
  align-items:center;
  gap:16px;
}
.auth-topnav a{
  color:var(--muted);
  text-decoration:none;
  font-size:0.9rem;
  transition:color .25s ease;
}
.auth-topnav a:hover{color:var(--text);}

.auth-main{
  position:relative;
  z-index:1;
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  min-height:0;
  padding:36px 5vw 48px;
  padding-bottom:calc(48px + env(safe-area-inset-bottom));
}

.auth-card{
  width:min(420px,100%);
  background:var(--panel);
  background-color:var(--panel);
  background-image:
    linear-gradient(rgba(255,255,255,0.82), rgba(255,255,255,0.90)),
    url('../logo.png');
  background-size:auto,cover;
  background-position:center,center;
  background-repeat:no-repeat,no-repeat;
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  backdrop-filter:blur(18px) saturate(160%);
  border:1px solid var(--hairline);
  border-radius:22px;
  padding:34px 30px;
  box-shadow:0 30px 60px -30px var(--glass-shadow);
}

.theme-dark .auth-card{
  background-color:var(--panel);
  background-image:
    linear-gradient(rgba(6,6,9,0.80), rgba(6,6,9,0.90)),
    url('../logo.png');
}

.auth-card h1{
  font-family:'Space Grotesk',sans-serif;
  font-size:1.5rem;
  font-weight:700;
  letter-spacing:-0.01em;
  margin-bottom:6px;
}

.auth-card .sub{
  color:var(--muted);
  font-size:0.92rem;
  margin-bottom:24px;
  line-height:1.5;
}

.flash{
  width:min(420px,100%);
  border-radius:14px;
  padding:12px 16px;
  margin-bottom:16px;
  font-size:0.9rem;
  line-height:1.45;
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.flash-success{background:rgba(52,211,153,0.14);border:1px solid rgba(52,211,153,0.4);color:#0f9d6c;}
.theme-dark .flash-success{color:var(--text);}
.flash-error{background:rgba(248,113,113,0.14);border:1px solid rgba(248,113,113,0.4);color:#c0392b;}
.theme-dark .flash-error{color:var(--text);}

.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:0.8rem;
  font-weight:600;
  margin-bottom:6px;
  color:var(--muted);
}
.field input{
  width:100%;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--hairline);
  background:var(--panel-2);
  color:var(--text);
  font-size:0.95rem;
  outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field input:focus{
  border-color:var(--glow);
  box-shadow:0 0 0 3px hsl(var(--hue) 90% 60% / .18);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:100%;
  padding:13px 18px;
  border:none;
  border-radius:12px;
  font-size:0.95rem;
  font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s ease, opacity .2s ease, background .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:scale(0.98);}
.btn-primary{background:var(--glow);color:#fff;}
.btn-ghost{background:transparent;border:1px solid var(--hairline);color:var(--text);}

.btn-google{
  background:#fff;
  color:#1f1f1f;
  gap:10px;
  border:1px solid #dadce0;
}
.btn-google svg{width:18px;height:18px;}

.divider{
  display:flex;
  align-items:center;
  gap:12px;
  margin:22px 0;
  color:var(--muted);
  font-size:0.78rem;
}
.divider::before,.divider::after{
  content:"";
  flex:1;
  height:1px;
  background:var(--hairline);
}

.auth-links{
  margin-top:18px;
  text-align:center;
  font-size:0.88rem;
  color:var(--muted);
}
.auth-links a{color:var(--glow);text-decoration:none;}
.auth-links a:hover{text-decoration:underline;}

.error-box{
  background:rgba(248,113,113,0.10);
  border:1px solid rgba(248,113,113,0.35);
  color:var(--danger,#f87171);
  border-radius:12px;
  padding:10px 14px;
  font-size:0.85rem;
  margin-bottom:16px;
  line-height:1.5;
}
.error-box li{list-style:none;margin-bottom:4px;}

.hint-text{font-size:0.8rem;color:var(--muted);line-height:1.5;margin-top:6px;}

.code-input{
  letter-spacing:0.4em;
  font-size:1.15rem !important;
  text-align:center;
  text-transform:uppercase;
}

.auth-footer{
  position:relative;
  z-index:1;
  text-align:center;
  padding:22px 5vw;
  padding-bottom:calc(22px + env(safe-area-inset-bottom));
  color:var(--muted);
  font-size:0.8rem;
}

/* === Transition morphose (entrée / sortie) — fluide iOS === */

/* État initial caché uniquement si Alpine est prêt (fallback : page visible) */
body.js-alpine:not(.auth-entered) .auth-topbar,
body.js-alpine:not(.auth-entered) .auth-footer{
  opacity:0;
  transform:translateY(-16px);
  filter:blur(6px);
}
body.js-alpine.auth-entered .auth-topbar,
body.js-alpine.auth-entered .auth-footer{
  opacity:1;
  transform:none;
  filter:blur(0);
  transition:opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1), filter .8s ease;
}

/* Vidéo : léger zoom cinématique à l'arrivée */
body.js-alpine .auth-video video{transform:scale(1.08);transition:transform 1.6s cubic-bezier(.22,1,.36,1);}
body.js-alpine.auth-entered .auth-video video{transform:scale(1);}
body.js-alpine .auth-video-tint{opacity:0;transition:opacity 1s ease .15s;}
body.js-alpine.auth-entered .auth-video-tint{opacity:1;}

/* Carte : morphose d'apparition (ressort) */
body.js-alpine:not(.auth-entered) .auth-card{
  opacity:0;
  transform:translateY(36px) scale(.92);
  filter:blur(12px);
}
body.js-alpine.auth-entered .auth-card{
  opacity:1;
  transform:none;
  filter:blur(0);
  transition:
    opacity .7s cubic-bezier(.22,1,.36,1),
    transform .7s cubic-bezier(.22,1,.36,1),
    filter .7s ease,
    background-color .45s ease,
    border-color .45s ease;
}

/* Contenu de la carte : cascade (stagger) */
body.js-alpine .auth-card > *{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .55s cubic-bezier(.22,1,.36,1), transform .55s cubic-bezier(.22,1,.36,1);
}
body.js-alpine .auth-card > *:nth-child(1){transition-delay:.08s;}
body.js-alpine .auth-card > *:nth-child(2){transition-delay:.14s;}
body.js-alpine .auth-card > *:nth-child(3){transition-delay:.20s;}
body.js-alpine .auth-card > *:nth-child(4){transition-delay:.26s;}
body.js-alpine .auth-card > *:nth-child(5){transition-delay:.32s;}
body.js-alpine .auth-card > *:nth-child(6){transition-delay:.38s;}
body.js-alpine .auth-card > *:nth-child(7){transition-delay:.44s;}
body.js-alpine .auth-card > *:nth-child(8){transition-delay:.50s;}
body.js-alpine .auth-card > *:nth-child(9){transition-delay:.56s;}
body.js-alpine .auth-card > *:nth-child(10){transition-delay:.62s;}
body.js-alpine.auth-entered .auth-card > *{opacity:1;transform:none;}

/* Sortie : morphose inverse, rapide */
body.js-alpine.auth-leaving .auth-card{
  opacity:0;
  transform:translateY(28px) scale(.92);
  filter:blur(12px);
  transition:
    opacity .34s ease,
    transform .34s cubic-bezier(.4,0,1,1),
    filter .34s ease,
    background-color .3s ease,
    border-color .3s ease;
}
body.js-alpine.auth-leaving .auth-card > *{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .28s ease, transform .28s cubic-bezier(.4,0,1,1);
  transition-delay:0s !important;
}
body.js-alpine.auth-leaving .auth-topbar,
body.js-alpine.auth-leaving .auth-footer{
  opacity:0;
  transform:translateY(-10px);
  filter:blur(6px);
  transition:opacity .3s ease, transform .3s ease, filter .3s ease;
}
body.js-alpine.auth-leaving .auth-video video{transform:scale(1.06);transition:transform .5s ease;}
body.js-alpine.auth-leaving .auth-video-tint{opacity:0;transition:opacity .4s ease;}

/* Micro-interactions fluides (champs, boutons) */
.field input{
  transition:
    border-color .25s ease,
    box-shadow .25s ease,
    background-color .3s ease,
    transform .35s cubic-bezier(.34,1.56,.64,1);
}
.field input:focus{transform:translateY(-1px);}
.field input:hover{border-color:color-mix(in srgb, var(--glow) 45%, var(--hairline));}
.btn-primary{
  transition:
    transform .45s cubic-bezier(.34,1.56,.64,1),
    background .3s ease,
    box-shadow .3s ease;
}
.btn-primary:hover{
  transform:translateY(-2px) scale(1.02);
  box-shadow:0 16px 36px -16px hsl(var(--hue) 90% 60% / .55);
}
.btn-primary:active{transform:scale(.96);}
.btn-ghost{
  transition:transform .45s cubic-bezier(.34,1.56,.64,1), background .3s ease, border-color .3s ease;
}
.btn-ghost:active{transform:scale(.96);}
.btn-google{
  transition:transform .45s cubic-bezier(.34,1.56,.64,1), box-shadow .3s ease;
}
.btn-google:hover{box-shadow:0 14px 30px -14px rgba(0,0,0,.3);}
.btn-google:active{transform:scale(.96);}

@media (prefers-reduced-motion: reduce){
  body.js-alpine .auth-card,
  body.js-alpine .auth-card > *,
  body.js-alpine .auth-topbar,
  body.js-alpine .auth-footer,
  body.js-alpine .auth-video video,
  body.js-alpine .auth-video-tint,
  body.js-alpine.auth-entered .auth-card,
  body.js-alpine.auth-entered .auth-card > *,
  body.js-alpine.auth-entered .auth-topbar,
  body.js-alpine.auth-entered .auth-footer{
    transition-duration:.01ms !important;
    transition-delay:0s !important;
    opacity:1 !important;
    transform:none !important;
    filter:none !important;
  }
}

/* === Responsive : PC / tablette / mobile === */

/* Tablet (paysage + portrait) */
@media (max-width:900px){
  .auth-topbar{padding:14px 4vw;padding-left:calc(4vw + env(safe-area-inset-left));padding-right:calc(4vw + env(safe-area-inset-right));}
  .auth-main{padding:30px 4vw 40px;padding-bottom:calc(40px + env(safe-area-inset-bottom));}
  .auth-card{width:min(440px,100%);}
}

/* Mobile paysage : contenu en haut pour ne jamais être coupé */
@media (max-height:700px){
  .auth-main{justify-content:flex-start;}
  .auth-card{margin-top:8px;}
}

/* Mobile */
@media (max-width:600px){
  .auth-topbar{padding:12px 16px;padding-left:calc(16px + env(safe-area-inset-left));padding-right:calc(16px + env(safe-area-inset-right));}
  .auth-topnav{gap:10px;}
  .auth-topnav a{font-size:0.82rem;}
  .auth-main{padding:22px 16px 36px;padding-bottom:calc(36px + env(safe-area-inset-bottom));}
  .auth-card{
    width:100%;
    border-radius:20px;
    padding:28px 20px;
    box-shadow:0 24px 48px -28px var(--glass-shadow);
  }
  .auth-card h1{font-size:1.35rem;}
  .auth-card .sub{font-size:0.88rem;margin-bottom:20px;}
  .field{margin-bottom:14px;}
  /* 16px min pour éviter le zoom auto iOS sur focus */
  .field input{font-size:16px;padding:14px;}
  .btn{padding:15px 18px;font-size:1rem;}
  .btn-google{font-size:0.95rem;}
  .flash{width:100%;font-size:0.86rem;}
  .auth-footer{padding:18px 16px;padding-bottom:calc(18px + env(safe-area-inset-bottom));}
}

/* Très petits écrans */
@media (max-width:380px){
  .auth-card{padding:24px 16px;}
  .auth-card h1{font-size:1.25rem;}
  .auth-links{font-size:0.84rem;}
}

/* Hauteur courte sur mobile : la carte reste centrée mais peut défiler */
@media (max-width:600px) and (max-height:560px){
  .auth-main{justify-content:flex-start;padding-top:16px;}
}