.session-overlay,
.session-splash {
  position: fixed;
  inset: 0;
  z-index: 160;
}

.session-overlay {
  display: grid;
  place-items: center;
  padding: 1rem;
  overflow: auto;
  background: rgb(0 0 0 / 65%);
  backdrop-filter: blur(5px);
}

.session-profile-card {
  width: min(100%, 28rem);
  overflow: hidden;
  border: 1px solid var(--ps-border, #303030);
  border-radius: 1rem;
  color: var(--ps-text-primary, #f5f5f5);
  background: var(--ps-bg-surface, #171717);
  box-shadow: 0 1.5rem 4rem rgb(0 0 0 / 45%);
  animation: session-overlay-in 180ms ease-out;
}

.session-profile-card > header {
  padding: 1.5rem 1.5rem 0.7rem;
  text-align: center;
}

.session-profile-icon {
  display: grid;
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1rem;
  place-items: center;
  border-radius: 50%;
  color: #15803d;
  background: #dcfce7;
}

.session-profile-icon svg { width: 2.5rem; height: 2.5rem; }
.session-profile-card h2 { margin: 0; font-size: 1.25rem; }
.session-profile-card header p { margin: 0.45rem 0 0; color: var(--ps-text-secondary, #b8b8b8); line-height: 1.45; }

.session-profile-card form {
  display: grid;
  gap: 1rem;
  padding: 0.8rem 1.5rem 1.5rem;
}

.session-profile-card label {
  display: grid;
  gap: 0.45rem;
  font-size: 0.88rem;
  font-weight: 650;
}

.session-profile-card input {
  width: 100%;
  min-height: 2.7rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--ps-border, #3b3b3b);
  border-radius: 0.55rem;
  color: var(--ps-text-primary, #f5f5f5);
  background: var(--ps-bg-elevated, #222);
  font: inherit;
}

.session-profile-card input:focus {
  border-color: #22c55e;
  outline: 3px solid rgb(34 197 94 / 18%);
}

.session-profile-card small { color: var(--ps-text-muted, #888); font-size: 0.73rem; font-weight: 400; }
.session-profile-error { margin: 0; padding: 0.7rem 0.8rem; border: 1px solid #ef4444; border-radius: 0.55rem; color: #fecaca; background: rgb(127 29 29 / 35%); font-size: 0.82rem; }

.session-profile-card button[type="submit"] {
  display: inline-flex;
  min-height: 2.8rem;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 0;
  border-radius: 0.6rem;
  color: #fff;
  background: #15803d;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.session-profile-card button[type="submit"]:hover { background: #166534; }
.session-profile-card button[type="submit"]:disabled { cursor: wait; opacity: 0.7; }

.session-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid rgb(255 255 255 / 45%);
  border-top-color: #fff;
  border-radius: 50%;
  animation: session-spin 700ms linear infinite;
}

.session-splash {
  display: grid;
  width: 100%;
  height: 100%;
  padding: 1rem;
  place-items: center;
  border: 0;
  color: #6b7280;
  background: #fff;
  cursor: pointer;
}

.session-splash > span { display: grid; justify-items: center; pointer-events: none; animation: session-overlay-in 250ms ease-out; }
.session-splash img { width: min(80vw, 24rem); max-height: 68vh; object-fit: contain; filter: drop-shadow(0 1.25rem 1.6rem rgb(0 0 0 / 22%)); animation: session-pulse 2s ease-in-out infinite; }
.session-splash small { margin-top: 2rem; color: #6b7280; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.08em; animation: session-pulse 2s ease-in-out infinite; }

@keyframes session-overlay-in { from { opacity: 0; transform: translateY(0.4rem) scale(0.985); } }
@keyframes session-spin { to { transform: rotate(360deg); } }
@keyframes session-pulse { 50% { opacity: 0.62; } }

@media (max-width: 480px) {
  .session-overlay { align-items: end; padding: 0; }
  .session-profile-card { width: 100%; border-right: 0; border-bottom: 0; border-left: 0; border-radius: 1rem 1rem 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  .session-profile-card,
  .session-splash > span,
  .session-splash img,
  .session-splash small,
  .session-spinner { animation-duration: 1ms; animation-iteration-count: 1; }
}