/* Centrale — page de connexion */

.ecran-connexion {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(380px, 1.1fr) 1fr;
  background: var(--fond);
}

/* ---------- Logo ---------- */
.logo { display: flex; align-items: center; gap: .7rem; font-weight: 700; font-size: 1.35rem; letter-spacing: -.01em; }
.logo-icone {
  flex: none; border-radius: 10px;
  background: linear-gradient(135deg, #60a5fa, #2563eb);
  box-shadow: 0 6px 14px rgba(37, 99, 235, .35);
}

/* ---------- Vitrine (gauche) ---------- */
.vitrine {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 3rem clamp(2rem, 5vw, 4.5rem);
  color: #e2e8f0;
  background:
    radial-gradient(1200px 600px at -10% -20%, #1d4ed8 0%, transparent 60%),
    radial-gradient(900px 700px at 120% 110%, #7c3aed 0%, transparent 55%),
    linear-gradient(160deg, #0b1530 0%, #111c3d 55%, #1a1446 100%);
}
.vitrine-motif {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at 30% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 40%, #000 20%, transparent 75%);
}
.vitrine-contenu { position: relative; z-index: 1; }
.vitrine .logo { color: #fff; }
.accroche {
  margin: 3.5rem 0 2rem;
  font-size: clamp(2rem, 3.4vw, 3rem); line-height: 1.12; font-weight: 700; letter-spacing: -.025em;
  color: #fff;
}
.domaines { list-style: none; padding: 0; margin: 0; display: grid; gap: .85rem; font-size: 1.02rem; color: #cbd5e1; }
.domaines li { display: flex; align-items: center; gap: .75rem; }
.puce {
  width: 10px; height: 10px; border-radius: 3px; background: var(--p);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--p) 22%, transparent);
}

/* Cartes décoratives flottantes */
.vitrine-cartes { position: relative; z-index: 1; height: 190px; margin-top: 2.5rem; }
.mini-carte {
  position: absolute; width: 220px; padding: .9rem 1rem 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .14);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 18px 40px rgba(2, 6, 23, .35);
  display: flex; flex-direction: column; gap: .55rem;
  animation: flotte 7s ease-in-out infinite;
}
.mini-carte span { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: #94a3b8; }
.mini-carte i {
  display: block; height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .1); position: relative; overflow: hidden;
}
.mini-carte i::after {
  content: ""; position: absolute; inset: 0 auto 0 0; width: var(--l); border-radius: inherit;
  background: linear-gradient(90deg, #60a5fa, #a78bfa);
}
.mini-carte.c1 { left: 0; top: 30px; }
.mini-carte.c2 { left: 150px; top: 0; animation-delay: -2.3s; }
.mini-carte.c2 i::after { background: linear-gradient(90deg, #34d399, #22d3ee); }
.mini-carte.c3 { left: 300px; top: 60px; animation-delay: -4.6s; }
.mini-carte.c3 i::after { background: linear-gradient(90deg, #fbbf24, #f472b6); }
@keyframes flotte { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@media (prefers-reduced-motion: reduce) { .mini-carte { animation: none; } }

/* ---------- Panneau de connexion (droite) ---------- */
.panneau { display: grid; place-items: center; padding: 2.5rem 1.5rem; }
.boite { width: 100%; max-width: 380px; display: flex; flex-direction: column; }
.logo-mobile { display: none; margin-bottom: 2rem; color: var(--texte); }
.boite h1 { font-size: 1.9rem; letter-spacing: -.02em; margin: 0 0 .35rem; }
.sous-titre { color: var(--discret); margin: 0 0 2rem; }

.alerte {
  display: flex; gap: .6rem; align-items: flex-start;
  background: var(--ko-fond); color: var(--ko);
  border-radius: 10px; padding: .75rem .9rem; margin: 0 0 1.25rem; font-size: .92rem;
}
.alerte svg { flex: none; margin-top: .1rem; }

.bouton-microsoft {
  display: flex; align-items: center; justify-content: center; gap: .75rem;
  padding: .85rem 1rem; border-radius: 10px;
  background: var(--surface); color: var(--texte);
  border: 1px solid var(--bord); font-weight: 600;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 14px rgba(15, 23, 42, .06);
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.bouton-microsoft:hover {
  text-decoration: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent), 0 8px 20px rgba(15, 23, 42, .08);
  transform: translateY(-1px);
}
.indication { text-align: center; color: var(--discret); font-size: .85rem; margin: .7rem 0 1.75rem; }

/* Identifiant / mot de passe, repliable quand Microsoft est proposé */
.par-identifiant { border-top: 1px solid var(--bord); padding-top: 1.25rem; }
.par-identifiant summary {
  cursor: pointer; list-style: none; color: var(--discret); font-size: .92rem;
  display: flex; align-items: center; justify-content: center; gap: .4rem;
}
.par-identifiant summary::-webkit-details-marker { display: none; }
.par-identifiant summary::after {
  content: ""; width: 7px; height: 7px; border: solid currentColor; border-width: 0 2px 2px 0;
  transform: rotate(45deg) translateY(-2px); transition: transform .2s;
}
.par-identifiant[open] summary::after { transform: rotate(-135deg) translateY(-2px); }
.par-identifiant summary:hover { color: var(--texte); }

.formulaire-connexion { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.25rem; }
.formulaire-connexion input { padding: .7rem .8rem; border-radius: 10px; font-size: 1rem; }
.formulaire-connexion input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.bouton-principal {
  margin-top: .25rem; padding: .8rem 1rem; border: 0; border-radius: 10px; cursor: pointer;
  font: inherit; font-weight: 600; color: #fff;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  box-shadow: 0 8px 20px rgba(37, 99, 235, .3);
  transition: transform .15s, box-shadow .15s;
}
.bouton-principal:hover { transform: translateY(-1px); box-shadow: 0 12px 26px rgba(37, 99, 235, .38); }

.pied-connexion { margin: 2.5rem 0 0; text-align: center; color: var(--discret); font-size: .8rem; }

/* ---------- Petits écrans : la vitrine devient un bandeau ---------- */
@media (max-width: 900px) {
  .ecran-connexion { grid-template-columns: 1fr; }
  .vitrine { display: none; }
  .logo-mobile { display: flex; }
  .panneau { align-items: start; padding-top: 3rem; }
}