.pf-achievement-list {
  display: flex;
  gap: 10px;
  padding: 2px 2px 10px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-padding-inline: 2px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: var(--primary-border) transparent;
  scrollbar-width: thin;
}

.pf-achievement {
  position: relative;
  display: grid;
  align-content: start;
  flex: 0 0 132px;
  min-height: 150px;
  padding: 12px 8px 10px;
  overflow: hidden;
  border: 1px solid var(--primary-border);
  border-radius: 8px;
  background: #f8fbff;
  font: inherit;
  text-align: center;
  cursor: pointer;
  scroll-snap-align: start;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.pf-achievement-list:focus-visible {
  border-radius: 8px;
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.pf-achievement:hover,
.pf-achievement:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 7px 18px rgba(37, 99, 235, 0.1);
  outline: none;
  transform: translateY(-2px);
}

.pf-achievement.locked {
  border-color: var(--border-light);
  border-style: dashed;
  background: #f4f7fb;
  opacity: 1;
}

.pf-achievement.locked:hover,
.pf-achievement.locked:focus-visible {
  border-color: #94a3b8;
  box-shadow: 0 7px 18px rgba(71, 85, 105, 0.1);
}

.pf-achievement.rarity-rare:not(.locked) { border-top-color: #10b981; }
.pf-achievement.rarity-epic:not(.locked) { border-top-color: #8b5cf6; }
.pf-achievement.rarity-ultimate:not(.locked) { border-top-color: #f59e0b; }

.pf-achievement .pf-achievement-icon {
  position: relative;
  display: grid;
  width: 62px;
  height: 62px;
  margin: 0 auto 9px;
  overflow: hidden;
  place-items: center;
  border-radius: 50%;
  background: #fff;
}

.pf-achievement-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pf-achievement.locked .pf-achievement-icon img {
  filter: grayscale(1);
  opacity: 0.46;
}

.pf-achievement.locked .pf-achievement-icon {
  background: #e8edf4;
  box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.28);
}

.pf-achievement .pf-achievement-lock {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid #cbd5e1;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 3px 9px rgba(51, 65, 85, 0.16);
  transform: translate(-50%, -50%);
}

.pf-achievement-lock::before {
  position: absolute;
  top: 6px;
  left: 8px;
  width: 10px;
  height: 8px;
  border: 2px solid #475569;
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  content: '';
}

.pf-achievement-lock::after {
  position: absolute;
  bottom: 5px;
  left: 7px;
  width: 14px;
  height: 11px;
  border-radius: 3px;
  background: #475569;
  content: '';
}

.pf-achievement strong,
.pf-achievement span { display: block; }

.pf-achievement strong {
  overflow: hidden;
  color: var(--text);
  font-size: 0.72rem;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pf-achievement .pf-achievement-state {
  min-height: 2.6em;
  margin-top: 4px;
  color: var(--text-tertiary);
  font-size: 0.61rem;
  line-height: 1.3;
}

.pf-achievement:not(.locked) .pf-achievement-state {
  color: var(--primary);
  font-weight: 700;
}

.pf-achievement.locked strong { color: #334155; }

.pf-achievement.locked .pf-achievement-state {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 3px;
}

.pf-achievement .pf-achievement-locked-label {
  display: inline-flex;
  min-height: 17px;
  align-items: center;
  padding: 0 6px;
  border-radius: 999px;
  background: #e2e8f0;
  color: #475569;
  font-size: 0.56rem;
  font-weight: 700;
  line-height: 17px;
}

.pf-achievement .pf-achievement-condition {
  color: #64748b;
  font-size: 0.57rem;
  line-height: 1.2;
}

.pf-achievement-progress span { width: 41.67%; }

.pf-settings-overlay,
.pf-confirm-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(3px);
}

.pf-settings-overlay {
  display: flex;
  justify-content: flex-end;
}

.pf-settings-overlay[hidden],
.pf-confirm-overlay[hidden] { display: none; }

.pf-settings-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(440px, 100%);
  height: 100dvh;
  overflow: hidden;
  background: var(--surface);
  box-shadow: -18px 0 48px rgba(15, 23, 42, 0.16);
  animation: pf-slide-in 0.2s ease-out;
}

.pf-settings-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  border-bottom: 1px solid var(--border-light);
  background: var(--surface);
  text-align: left;
}

.pf-settings-head h2,
.pf-confirm-dialog h2 {
  margin: 0;
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 800;
}

.pf-settings-head p {
  margin: 3px 0 0;
  color: var(--text-tertiary);
  font-size: 0.68rem;
}

.pf-icon-button {
  display: grid;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  padding: 0;
  place-items: center;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-secondary);
  font: inherit;
  font-size: 1.2rem;
  cursor: pointer;
}

.pf-settings-body {
  overflow-y: auto;
  padding: 20px;
}

.pf-settings-section + .pf-settings-section { margin-top: 24px; }

.pf-settings-section h3 {
  margin: 0 0 9px;
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 800;
}

.pf-settings-group {
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.pf-setting-row,
.pf-setting-font,
.pf-setting-action {
  min-height: 72px;
  border-bottom: 1px solid var(--border-light);
}

.pf-setting-row:last-child,
.pf-setting-font:last-child,
.pf-setting-action:last-child { border-bottom: none; }

.pf-setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pf-setting-row strong,
.pf-setting-row span,
.pf-setting-action strong,
.pf-setting-action small { display: block; }

.pf-setting-row strong,
.pf-setting-font-head strong,
.pf-setting-action strong {
  color: var(--text);
  font-size: 0.78rem;
}

.pf-setting-row div > span,
.pf-setting-action small {
  margin-top: 3px;
  color: var(--text-tertiary);
  font-size: 0.66rem;
  font-weight: 400;
}

.pf-toggle { position: relative; flex-shrink: 0; }
.pf-toggle input { position: absolute; opacity: 0; pointer-events: none; }

.pf-toggle > span {
  position: relative;
  display: block;
  width: 46px;
  height: 26px;
  border-radius: 999px;
  background: #cbd5e1;
  cursor: pointer;
  transition: background 0.15s ease;
}

.pf-toggle > span::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.2);
  transition: transform 0.15s ease;
}

.pf-toggle input:checked + span { background: var(--primary); }
.pf-toggle input:checked + span::after { transform: translateX(20px); }
.pf-toggle input:focus-visible + span { outline: 3px solid var(--primary-border); outline-offset: 2px; }

.pf-setting-font { padding: 14px 0 16px; }

.pf-setting-font-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.pf-setting-font-head span {
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 800;
}

.pf-font-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
}

.pf-font-options button,
.pf-confirm-actions button,
.pf-settings-done {
  min-height: 42px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-secondary);
  font: inherit;
  font-size: 0.74rem;
  font-weight: 800;
  cursor: pointer;
}

.pf-font-options button.is-active,
.pf-settings-done {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.pf-setting-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 0;
  background: transparent;
  border-top: none;
  border-right: none;
  border-left: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.pf-setting-action b {
  color: var(--text-tertiary);
  font-size: 1rem;
}

.pf-setting-action#pfv-sync-now {
  min-height: 78px;
  padding: 0 2px;
  border-radius: 10px;
  transition: background 0.15s ease;
}

.pf-setting-action#pfv-sync-now:hover:not(:disabled) {
  background: var(--surface-variant);
}

.pf-setting-action#pfv-sync-now b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 76px;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--primary-border);
  border-radius: 999px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.pf-setting-action#pfv-sync-now b::before {
  content: '↻';
  display: inline-block;
  font-size: 1.1rem;
  line-height: 1;
}

.pf-setting-action#pfv-sync-now:hover:not(:disabled) b {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.pf-setting-action#pfv-sync-now[data-sync-state="syncing"] b::before {
  animation: pf-spin 0.85s linear infinite;
}

.pf-setting-action#pfv-sync-now[data-sync-state="success"] b {
  border-color: #b7e4d2;
  background: #edf9f4;
  color: #16745a;
}

.pf-setting-action#pfv-sync-now[data-sync-state="success"] b::before { content: '✓'; }

.pf-setting-action#pfv-sync-now[data-sync-state="error"] b {
  border-color: #fecdd3;
  background: #fff1f2;
  color: var(--error);
}

.pf-setting-action#pfv-sync-now[data-sync-state="error"] b::before { content: '!'; }

.pf-setting-action#pfv-sync-now:disabled {
  cursor: wait;
}

.pf-setting-action#pfv-sync-now:disabled b { opacity: 0.78; }

.pf-setting-action.danger strong { color: var(--error); }

.pf-user-id-setting {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  min-height: 72px;
  border-bottom: 1px solid var(--border-light);
}

.pf-user-id-setting-value {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.pf-user-id-setting code {
  overflow: hidden;
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pf-login-method {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  min-height: 72px;
  border-bottom: 1px solid var(--border-light);
}

.pf-login-method:last-child { border-bottom: none; }

.pf-login-method-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 900;
}

.pf-login-method-icon.afdian { background: #f6f1ff; }
.pf-login-method-icon img { display: block; width: 22px; height: 22px; border-radius: 5px; }
.pf-login-method-copy { min-width: 0; }
.pf-login-method-copy strong,
.pf-login-method-copy span { display: block; }
.pf-login-method-copy strong { color: var(--text); font-size: 0.78rem; }
.pf-login-method-copy span { margin-top: 3px; overflow: hidden; color: var(--text-tertiary); font-size: 0.66rem; text-overflow: ellipsis; white-space: nowrap; }

.pf-method-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
}

.pf-method-state,
.pf-method-button {
  flex-shrink: 0;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border-light);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text-secondary);
  font: inherit;
  font-size: 0.66rem;
  font-weight: 800;
}

.pf-method-state { display: inline-grid; align-items: center; }
.pf-method-state.is-bound { border-color: #b7e4d2; background: #edf9f4; color: #16745a; }
.pf-method-button { cursor: pointer; }
.pf-method-button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pf-method-button:disabled { cursor: default; opacity: 0.65; }

.pf-confirm-dialog input[type="email"],
.pf-confirm-dialog input[type="password"] {
  width: 100%;
  min-height: 44px;
  margin-top: 6px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

.pf-confirm-dialog label + input + label { margin-top: 14px; }
.pf-inline-error { margin: 10px 0 0; color: var(--error); font-size: 0.7rem; }
.pf-confirm-actions button.primary { border-color: var(--primary); background: var(--primary); color: #fff; }

.pf-settings-foot {
  padding: 14px 20px;
  border-top: 1px solid var(--border-light);
  background: var(--surface);
}

.pf-settings-done { width: 100%; }

.pf-confirm-overlay {
  display: grid;
  place-items: center;
  padding: 20px;
}

.pf-confirm-dialog {
  width: min(100%, 390px);
  padding: 22px;
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.24);
}

.pf-confirm-dialog p {
  margin: 9px 0 18px;
  color: var(--error);
  font-size: 0.72rem;
  line-height: 1.55;
}
.pf-confirm-dialog p.pf-confirm-copy { color: var(--text-secondary); }

.pf-merge-choice {
  padding: 14px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  background: var(--surface-variant, #f8fafc);
}

.pf-merge-choice strong {
  color: var(--text);
  font-size: 0.86rem;
}

.pf-confirm-dialog .pf-merge-choice p {
  margin: 6px 0 0;
  color: var(--text-secondary);
}

.pf-confirm-dialog label {
  display: block;
  margin-bottom: 7px;
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: 700;
}

.pf-confirm-dialog input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
}

.pf-confirm-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.pf-confirm-actions .danger {
  border-color: var(--error);
  background: var(--error);
  color: #fff;
}

.pf-confirm-actions button:disabled {
  border-color: var(--border-light);
  background: var(--surface-variant, #f1f5f9);
  color: var(--text-tertiary);
  cursor: not-allowed;
}

body.pf-modal-open { overflow: hidden; }
body.pf-modal-open #syncIndicator { display: none !important; }

@media (max-width: 640px) {
  body.pf-modal-open .site-loading-status {
    top: auto;
    bottom: calc(80px + env(safe-area-inset-bottom));
  }
}

html.site-theme-dark body .navbar,
html.site-theme-dark body .site-footer { background: var(--surface); }
html.site-theme-dark body .pf-settings-overlay { background: rgba(13, 16, 20, 0.58); }
html.site-theme-dark body .pf-settings-panel { background: #292e34; }
html.site-theme-dark body .pf-settings-head,
html.site-theme-dark body .pf-settings-foot { background: #30353c; }
html.site-theme-dark body .pf-settings-body { background: #292e34; }
html.site-theme-dark body .pf-toggle input:not(:checked) + span { background: #58616c; }
html.site-theme-dark body .pf-setting-font-head span { color: #8ab4ff; }
html.site-theme-dark body .pf-avatar,
html.site-theme-dark body .pf-achievement-icon { background: #3a424c; }
html.site-theme-dark body .pf-level,
html.site-theme-dark body .pf-account { background: var(--surface-variant); }
html.site-theme-dark body .pf-method-state.is-bound {
  border-color: #376b5d;
  background: #263f38;
  color: #8cdebd;
}
html.site-theme-dark body .pf-setting-action#pfv-sync-now[data-sync-state="success"] b {
  border-color: #376b5d;
  background: #263f38;
  color: #8cdebd;
}
html.site-theme-dark body .pf-setting-action#pfv-sync-now[data-sync-state="error"] b {
  border-color: #7f3d4b;
  background: #422a31;
  color: #ff9eae;
}
html.site-theme-dark body .pf-achievement { background: #293a50; }
html.site-theme-dark body .pf-achievement.locked {
  border-color: #515a65;
  background: #343a42;
}
html.site-theme-dark body .pf-achievement.locked strong { color: #e4e8ec; }
html.site-theme-dark body .pf-achievement .pf-achievement-locked-label {
  background: #454d57;
  color: #e4e8ec;
}

@keyframes pf-slide-in {
  from { transform: translateX(24px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes pf-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 520px) {
  .pf-achievement-list {
    gap: 8px;
    margin-right: -16px;
    padding-right: 16px;
  }

  .pf-achievement { flex-basis: 118px; min-height: 136px; padding: 10px 6px 9px; }
  .pf-achievement .pf-achievement-icon { width: 54px; height: 54px; }
  .pf-achievement strong { font-size: 0.68rem; }
  .pf-achievement .pf-achievement-state { font-size: 0.58rem; }
  .pf-user-id-setting {
    grid-template-columns: minmax(0, 1fr);
    gap: 9px;
    padding: 13px 0;
  }
  .pf-user-id-setting-value { justify-content: space-between; }
  .pf-login-method { grid-template-columns: 34px minmax(0, 1fr); padding: 12px 0; }
  .pf-method-actions { grid-column: 2; justify-content: flex-start; }
  .pf-settings-head,
  .pf-settings-body { padding: 16px; }
  .pf-settings-foot { padding: 12px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .pf-achievement,
  .pf-toggle > span,
  .pf-toggle > span::after,
  .pf-settings-panel,
  .pf-setting-action#pfv-sync-now b,
  .pf-setting-action#pfv-sync-now b::before { animation: none; transition: none; }
}