/* ============================================
   ZAROOA POS — Auth (login / register / forgot)
   Mercury theme · requires css/mercury.css (tokens)
   ============================================ */

html, body { height: 100%; }

/* ====== Layout ====== */
.auth-page {
  display: flex;
  min-height: 100vh;
}

.auth-brand {
  flex: 0 0 440px;
  background: linear-gradient(165deg, #e8a319 0%, #d9971c 100%);
  color: var(--color-ivory-text);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--surface-hairline);
}
.auth-brand::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -40%;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.38), transparent 65%);
}
.auth-brand::after {
  content: '';
  position: absolute;
  bottom: -35%;
  left: -25%;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 65%);
}

.auth-brand-content { position: relative; z-index: 1; max-width: 340px; }
.auth-brand-content h1 {
  font-family: var(--font-arcadiadisplay);
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-w530);
  line-height: var(--leading-heading-sm);
  letter-spacing: var(--tracking-heading-sm);
  color: var(--color-ivory-text);
  margin: var(--spacing-24) 0 var(--spacing-12);
}
.auth-brand-content p {
  font-size: var(--text-body-sm);
  line-height: 1.6;
  color: rgba(10, 10, 13, 0.78);
  margin-bottom: var(--spacing-32);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-ivory-text);
}
.auth-logo img { height: 36px; width: 36px; border-radius: 8px; }
.auth-logo .brand-accent { color: var(--color-ivory-text); font-weight: var(--font-weight-w420); }

.auth-brand-features { display: flex; flex-direction: column; gap: var(--spacing-12); }
.auth-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--text-body-sm);
  color: rgba(10, 10, 13, 0.78);
}
.auth-feature svg { flex-shrink: 0; stroke: var(--color-ivory-text); }

/* ====== Form side ====== */
.auth-form-side {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-32);
}
.auth-form-container { width: 100%; max-width: 420px; }

/* ====== Views ====== */
.auth-view { display: none; }
.auth-view.active { display: block; }

.auth-header { margin-bottom: 28px; }
.auth-header h2 {
  font-family: var(--font-arcadiadisplay);
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-w530);
  line-height: var(--leading-heading-sm);
  letter-spacing: var(--tracking-heading-sm);
  color: var(--color-ivory-text);
  margin-bottom: 6px;
}
.auth-header p { font-size: var(--text-body-sm); color: var(--color-ash-text); }

/* ====== Step progress ====== */
.step-progress {
  display: flex;
  align-items: center;
  margin-bottom: 28px;
}
.step { display: flex; align-items: center; gap: 6px; }
.step-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-w480);
  background: var(--color-obsidian-button);
  color: var(--color-ash-text);
  border: 1px solid var(--surface-hairline-strong);
  transition: background var(--transition-base) ease, color var(--transition-base) ease, border-color var(--transition-base) ease;
}
.step.active .step-circle {
  background: var(--color-ink);
  color: var(--color-pure-white);
  border-color: var(--color-ink);
}
.step.completed .step-circle {
  background: var(--surface-success);
  color: var(--color-success);
  border-color: transparent;
}
.step-label {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-w480);
  color: #6f6f79;
}
.step.active .step-label { color: var(--color-ivory-text); }
.step.completed .step-label { color: var(--color-success); }

.step-line {
  flex: 1;
  height: 2px;
  margin: 0 var(--spacing-8);
  background: var(--surface-hairline-strong);
  border-radius: 1px;
}
.step-line.filled { background: var(--color-success); }

/* ====== Form fields ====== */
.auth-form { display: flex; flex-direction: column; gap: var(--spacing-16); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-12);
}

.password-field { position: relative; }
.password-field input { width: 100%; padding-right: 48px; }

/* ====== Error ====== */
.form-error {
  background: var(--surface-danger);
  color: var(--color-danger);
  padding: 12px 16px;
  border-radius: var(--radius-cards);
  font-size: var(--text-body-sm);
  border: 1px solid rgba(207, 34, 46, 0.35);
  margin-top: 0;
}

/* ====== Submit button ====== */
.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 15px;
  background: var(--color-ink);
  color: var(--color-pure-white);
  border: none;
  border-radius: var(--radius-buttons);
  font-family: var(--font-arcadia);
  font-size: var(--text-body);
  font-weight: var(--font-weight-w480);
  cursor: pointer;
  transition: background var(--transition-fast) ease;
  margin-top: var(--spacing-4);
  text-decoration: none;
}
.btn-submit:hover { background: var(--color-ink-hover); }
.btn-submit:disabled {
  background: var(--color-obsidian-button);
  color: var(--color-ash-text);
  border: 1px solid var(--surface-hairline-strong);
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
  box-shadow: none;
}

/* ====== Back button (step 2) ====== */
.form-actions-row {
  display: flex;
  gap: var(--spacing-12);
  margin-top: var(--spacing-4);
}
.form-actions-row .btn-submit { flex: 1; }

/* ---------- Checkbox de términos ---------- */
.terms-check {
  margin: var(--spacing-4) 0 var(--spacing-12);
}

.terms-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-12);
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.terms-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.terms-box {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border: 1.5px solid var(--surface-hairline-strong);
  border-radius: 6px;
  background: var(--color-obsidian-button);
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  transition: background var(--transition-fast) ease, border-color var(--transition-fast) ease, color var(--transition-fast) ease;
}

.terms-box svg {
  opacity: 0;
  transform: scale(0.5);
  transition: opacity var(--transition-fast) ease, transform var(--transition-fast) ease;
}

.terms-label input:checked + .terms-box {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-pure-white);
}

.terms-label input:checked + .terms-box svg {
  opacity: 1;
  transform: scale(1);
}

.terms-label input:focus-visible + .terms-box {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(232, 163, 25, 0.45);
}

.terms-text {
  font-size: var(--text-body-sm);
  color: var(--color-ash-text);
  line-height: 1.5;
}

.terms-text a {
  color: var(--color-info);
  text-decoration: none;
  font-weight: var(--font-weight-w480);
  border-bottom: 1px solid rgba(138, 90, 0, 0.35);
  transition: border-color var(--transition-fast) ease;
}

.terms-text a:hover {
  border-color: var(--color-info);
}

.btn-back {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 15px 20px;
  background: var(--color-obsidian-button);
  color: var(--color-ivory-text);
  border: 1px solid var(--surface-hairline-strong);
  border-radius: var(--radius-buttons);
  font-family: var(--font-arcadia);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-w420);
  cursor: pointer;
  transition: background var(--transition-fast) ease;
}
.btn-back:hover { background: var(--color-obsidian-hover); }

/* ====== Auth switch ====== */
.auth-switch {
  text-align: center;
  margin-top: var(--spacing-20);
  font-size: var(--text-body-sm);
  color: var(--color-ash-text);
}
.auth-link {
  background: none;
  border: none;
  color: var(--color-info);
  font-weight: var(--font-weight-w480);
  cursor: pointer;
  font-size: inherit;
  padding: 0;
}
.auth-link:hover { text-decoration: underline; }

.auth-back-home {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: var(--spacing-24);
  font-size: var(--text-body-sm);
  color: var(--color-ash-text);
  text-decoration: none;
  transition: color var(--transition-fast) ease;
}
.auth-back-home:hover { color: var(--color-ivory-text); }

/* ====== Verify email ====== */
#verifyView .auth-header { text-align: center; }
#verifyView .auth-header p strong { color: var(--color-ivory-text); word-break: break-all; }

.verify-icon {
  width: 84px;
  height: 84px;
  margin: 0 auto var(--spacing-20);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232, 163, 25, 0.2);
  color: var(--color-info);
  animation: scaleIn 0.35s ease both;
}
.verify-icon--success {
  background: var(--surface-success);
  color: var(--color-success);
}

.verify-waiting {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-20);
}
.verify-waiting p { font-size: var(--text-body-sm); color: var(--color-ash-text); }

.verify-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--surface-hairline-strong);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: verifySpin 0.8s linear infinite;
}

.verify-hint {
  text-align: center;
  margin-top: var(--spacing-16);
  font-size: var(--text-body-sm);
  color: #6f6f79;
}

.verify-success-msg {
  text-align: center;
  margin-bottom: var(--spacing-20);
  padding: var(--spacing-16);
  background: var(--surface-success);
  border: 1px solid rgba(21, 127, 61, 0.35);
  border-radius: var(--radius-cards);
  animation: scaleIn 0.35s ease both;
}
.verify-success-msg p {
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-w480);
  color: var(--color-success);
}

@keyframes verifySpin {
  to { transform: rotate(360deg); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

/* ====== Responsive ====== */
@media (max-width: 900px) {
  .auth-brand { display: none; }
  .auth-form-side { padding: var(--spacing-24); }
}
@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
}