/* ── AUTH – Login & Registro ── */

.auth-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.auth-overlay.active {
  opacity: 1; pointer-events: all;
}

.auth-modal {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%; max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(24px);
  transition: transform .3s;
}
.auth-overlay.active .auth-modal {
  transform: translateY(0);
}

.auth-modal::-webkit-scrollbar { width: 4px; }
.auth-modal::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.auth-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; color: var(--muted);
  font-size: 1.4rem; cursor: pointer;
  transition: color .2s;
  z-index: 2;
}
.auth-modal { position: relative; }
.auth-close:hover { color: var(--white); }

.auth-logo {
  text-align: center; margin-bottom: 32px;
}
.auth-logo-img {
  width: 80px; height: auto;
  filter: invert(1) brightness(1.1);
  margin-bottom: 12px; display: block; margin-inline: auto;
}
.auth-logo-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 900; font-size: 1.5rem;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--white);
}
.auth-logo-text span { color: var(--accent); }

.auth-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 900; font-size: 1.8rem;
  text-transform: uppercase; color: var(--white);
  text-align: center; margin-bottom: 8px;
}
.auth-subtitle {
  font-size: .9rem; color: var(--muted);
  text-align: center; margin-bottom: 32px;
}

/* Seletor PF / PJ */
.type-selector {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px; margin-bottom: 28px;
}
.type-btn {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 8px; padding: 16px;
  cursor: pointer; text-align: center;
  transition: border-color .2s, background .2s;
  font-family: 'Barlow Condensed', sans-serif;
}
.type-btn:hover { border-color: var(--accent); }
.type-btn.selected {
  border-color: var(--accent);
  background: rgba(71, 98, 216, 0.12);
}
.type-btn-icon { font-size: 1.8rem; display: block; margin-bottom: 8px; }
.type-btn-label {
  font-weight: 700; font-size: .9rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--white);
}
.type-btn-sub { font-size: .75rem; color: var(--muted); margin-top: 2px; }

/* Formulário */
.auth-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-size: .8rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted);
}
.form-group input {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 16px;
  color: var(--text);
  font-family: 'Barlow', sans-serif;
  font-size: .95rem;
  transition: border-color .2s;
  outline: none;
  width: 100%;
}
.form-group input:focus { border-color: var(--accent); }
.form-group input::placeholder { color: var(--muted); }

.auth-btn-submit {
  background: var(--accent); color: var(--white);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-size: 1rem; letter-spacing: 0.1em;
  text-transform: uppercase; border: none; cursor: pointer;
  padding: 16px; border-radius: 6px;
  transition: background .2s, transform .15s;
  margin-top: 8px;
  box-shadow: 0 4px 20px rgba(71, 98, 216, 0.3);
}
.auth-btn-submit:hover { background: var(--accent2); transform: translateY(-1px); }

.auth-divider {
  text-align: center; position: relative; margin: 16px 0;
  font-size: .82rem; color: var(--muted);
}
.auth-divider::before, .auth-divider::after {
  content: ''; position: absolute; top: 50%;
  width: 40%; height: 1px; background: var(--border);
}
.auth-divider::before { left: 0; }
.auth-divider::after { right: 0; }

.auth-switch {
  text-align: center;
  font-size: .9rem; color: var(--muted);
}
.auth-switch a {
  color: var(--accent); text-decoration: none; font-weight: 600;
  cursor: pointer;
}
.auth-switch a:hover { text-decoration: underline; }

/* Step indicator */
.auth-steps {
  display: flex; gap: 8px; justify-content: center;
  margin-bottom: 28px;
}
.auth-step {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border); transition: background .3s, width .3s;
}
.auth-step.active { background: var(--accent); width: 24px; border-radius: 4px; }

/* Feedback */
.form-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px; padding: 10px 14px;
  font-size: .85rem; color: #fca5a5;
  display: none;
}
.form-error.visible { display: block; }
.form-success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 6px; padding: 10px 14px;
  font-size: .85rem; color: #86efac;
  display: none;
}
.form-success.visible { display: block; }

@media (max-width: 480px) {
  .auth-modal { padding: 32px 20px; }
}