/* =========================
   Settings & Account Pages
   ========================= */

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px 16px 120px;
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 16px 8px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--card-bg);
}

.header-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.header-content h1 {
  margin: 0;
  font-size: 18px;
}

.header-content nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 14px;
  color: var(--text-secondary);
}

.header-content nav a {
  color: inherit;
  text-decoration: none;
}

.header-content nav a:hover {
  color: var(--text-primary);
}

.sign-out-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: 12px;
  padding: 8px 16px;
  font-weight: 600;
  transition: border-color 120ms ease, color 120ms ease;
}

.sign-out-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.settings-section {
  background: var(--card-bg);
  border-radius: 20px;
  border: 1px solid var(--border);
  padding: 24px;
  box-shadow: var(--shadow);
}

.settings-section + .settings-section {
  margin-top: 20px;
}

.section-heading h2 {
  margin: 0;
  font-size: 20px;
}

.section-heading h3 {
  margin: 0;
  font-size: 18px;
}

.section-heading p {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.nav-link-break {
  width: 100%;
  border-top: 1px solid var(--border-soft);
  margin: 8px 0;
}

.nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  text-decoration: none;
  color: var(--text-primary);
  border-bottom: 1px dashed var(--border-soft);
}

.nav-link:last-of-type {
  border-bottom: none;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-link-label {
  font-weight: 600;
}

.chevron {
  color: var(--accent);
  font-size: 16px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
  padding-top: 2px;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
  box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.4);
}

.nav-link:hover .chevron,
.nav-link:focus .chevron {
  background: var(--accent);
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.tax-identifiers {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-soft);
}

.tax-identifiers h3 {
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.tax-identifiers-hint {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.tax-identifiers .form-row {
  margin-bottom: 12px;
}

.split-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.split-grid .form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  justify-content: flex-start;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  position: relative;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
}

.theme-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.theme-toggle .toggle-slider {
  width: 52px;
  height: 28px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.3);
  position: relative;
  transition: background 180ms ease;
}

.theme-toggle .toggle-slider::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  top: 2px;
  left: 2px;
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.25);
  transition: transform 180ms ease;
}

.theme-toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.theme-toggle input:checked + .toggle-slider::after {
  transform: translateX(24px);
}

.show-ids-toggle {
  margin-top: 10px;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  margin-top: 18px;
}

.units-block {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.units-switch {
  width: 100%;
}

.form-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.units-toggle {
  margin: 0;
}

.units-block {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.units-block .theme-toggle {
  justify-content: flex-start;
}

.form-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.units-toggle {
  margin-left: auto;
}

.privacy-toggle-row {
  margin-top: 16px;
  margin-bottom: 12px;
}

.privacy-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.privacy-actions .consent-status {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.safe-action {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
}

.safe-action:hover {
  border-color: var(--accent);
}

.danger-zone-section {
  margin-top: 10px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
}

.danger-description {
  margin-top: 8px;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 13px;
}

.danger-action {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.7);
  color: #ef4444;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
}

.danger-action:hover {
  background: rgba(239, 68, 68, 0.08);
}

.settings-save-bar {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%) translateY(0);
  background: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 12px 20px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.25);
  z-index: 30;
  transition: transform 180ms ease, opacity 180ms ease;
}

.settings-save-bar.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(110%);
}

.settings-trial-banner {
  position: sticky;
  top: 0;
  padding: 6px 16px;
  background: rgba(59, 130, 246, 0.12);
  color: var(--text-primary);
  font-size: 13px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
}

.small-note {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.security-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.security-section .section-heading p {
  margin: 6px 0 0;
  font-size: 14px;
}

.security-section form {
  margin-top: 12px;
}

.password-meter {
  margin-top: 10px;
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  overflow: hidden;
}

.meter-bar {
  width: 0;
  height: 100%;
  background: #ef4444;
  border-radius: 6px;
  transition: width 0.15s ease, background 0.15s ease;
}

.password-strength-text {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 600;
}

.password-requirements {
  margin-top: 8px;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.password-requirements li {
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.password-requirements li::before {
  content: "•";
  font-size: 20px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.4);
}

.password-requirements li.is-met,
.password-requirements li.is-met::before {
  color: #22c55e;
}

.password-match-message {
  margin-top: 6px;
  font-size: 13px;
  min-height: 18px;
  color: #ef4444;
}

.security-actions {
  margin-top: 18px;
}

.security-actions button {
  padding: 10px 18px;
  border-radius: 12px;
}

.security-actions button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.change-email-actions {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.change-email-actions button {
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
}

.danger-zone {
  border: 1px solid var(--border);
  padding: 1.25rem;
  border-radius: 0.75rem;
  background: rgba(255, 59, 48, 0.08);
  margin-top: 1.5rem;
}

.danger-zone h2 {
  color: #b91c1c;
}

.danger-description {
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
}

.danger-confirm {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.danger-confirm input {
  padding: 0.5rem 0.75rem;
  border-radius: 0.35rem;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
}

.danger-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.danger-btn {
  border: 0;
  padding: 0.7rem 1.25rem;
  border-radius: 0.45rem;
  font-weight: 600;
  cursor: pointer;
}

.danger-btn--confirm {
  background: #dc2626;
  color: white;
}

.danger-btn--cancel {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.danger-status {
  color: #dc2626;
  font-weight: 600;
  min-height: 1.25rem;
}


@media (max-width: 600px) {
  .settings-header {
    flex-direction: column;
    gap: 12px;
  }

  .settings-save-bar {
    width: calc(100% - 32px);
  }
}