body.auth-shell {
  min-height: 100vh;
  margin: 0;
  color: #e2e8f0;
  background:
    radial-gradient(circle at top left, rgba(29, 78, 216, 0.24), transparent 28%),
    radial-gradient(circle at bottom right, rgba(15, 118, 110, 0.25), transparent 32%),
    linear-gradient(135deg, #08111f 0%, #10223c 50%, #0f3d3a 100%);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
}

.auth-shell {
  padding: 24px;
}

.auth-shell .auth-wrap {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1.05fr);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 32px;
  box-shadow: 0 30px 60px rgba(2, 6, 23, 0.32);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.auth-shell .auth-brand-panel {
  padding: 2.2rem;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.64), rgba(15, 118, 110, 0.3));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
}

.auth-shell .auth-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: fit-content;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #f8fafc;
  font-weight: 700;
}

.auth-shell .auth-brand-title {
  margin: 0.9rem 0 0.7rem;
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1;
  font-weight: 800;
  color: #ffffff;
}

.auth-shell .auth-brand-text {
  max-width: 26rem;
  color: rgba(226, 232, 240, 0.82);
  font-size: 1rem;
}

.auth-shell .auth-feature-list {
  display: grid;
  gap: 0.85rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.auth-shell .auth-feature-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 0.95rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
}

.auth-shell .auth-feature-icon {
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
}

.auth-shell .auth-form-panel {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.94);
  color: #0f172a;
}

.auth-shell .auth-form-card {
  max-width: 430px;
  margin: 0 auto;
}

.auth-shell .auth-form-kicker {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 800;
  color: #0f766e;
}

.auth-shell .auth-form-title {
  margin: 0;
  font-size: 2rem;
  font-weight: 800;
}

.auth-shell .auth-form-subtitle {
  margin-top: 0.45rem;
  color: #64748b;
}

.auth-shell .auth-form-panel .form-label {
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #475569;
}

.auth-shell .auth-form-panel .form-control {
  min-height: 50px;
  border-radius: 16px;
  border-color: rgba(148, 163, 184, 0.34);
  box-shadow: none;
}

.auth-shell .auth-form-panel .form-control:focus {
  border-color: rgba(15, 118, 110, 0.55);
  box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.12);
}

.auth-shell .auth-form-panel .btn {
  min-height: 48px;
  border-radius: 16px;
  font-weight: 700;
}

.auth-shell .auth-form-panel .btn-success {
  border: none;
  background: linear-gradient(135deg, #0f766e 0%, #1d4ed8 100%);
}

.auth-shell .auth-form-panel .btn-outline-success {
  color: #0f766e;
  border-color: rgba(15, 118, 110, 0.28);
}

.auth-shell .auth-form-panel .btn-outline-success:hover {
  color: #ffffff;
  background: #0f766e;
}

.auth-shell .auth-divider {
  position: relative;
  text-align: center;
  color: #94a3b8;
  font-size: 0.82rem;
  margin: 1rem 0;
}

.auth-shell .auth-divider::before {
  content: "";
  position: absolute;
  inset: 50% 0 auto;
  border-top: 1px solid rgba(148, 163, 184, 0.26);
}

.auth-shell .auth-divider span {
  position: relative;
  display: inline-block;
  padding: 0 0.75rem;
  background: rgba(255, 255, 255, 0.94);
}

.auth-shell .auth-footer {
  margin-top: 1.5rem;
  text-align: center;
  color: rgba(226, 232, 240, 0.72);
  font-size: 0.86rem;
}

.auth-shell .alert {
  border-radius: 16px;
}

@media (max-width: 900px) {
  .auth-shell .auth-wrap {
    grid-template-columns: 1fr;
  }

  .auth-shell .auth-brand-panel {
    padding: 1.6rem;
  }

  .auth-shell .auth-form-panel {
    padding: 1.5rem;
  }
}

@media (max-width: 576px) {
  .auth-shell {
    padding: 14px;
  }

  .auth-shell .auth-wrap {
    border-radius: 26px;
  }

  .auth-shell .auth-brand-panel,
  .auth-shell .auth-form-panel {
    padding: 1.2rem;
  }

  .auth-shell .auth-brand-title,
  .auth-shell .auth-form-title {
    font-size: 1.7rem;
  }
}