/* Site chrome: migration strip, header, footer, mobile panel */

.site-strip {
  background: var(--color-dark-band);
  color: #e2e8f0;
  font-size: 14px;
}
.site-strip-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  text-align: center;
}
.site-strip a {
  font-weight: 700;
  color: var(--color-mint);
}
.site-strip a:hover {
  color: var(--color-accent-hover);
}
@media (max-width: 767.98px) {
  .site-strip {
    font-size: 13px;
  }
  .site-strip-inner {
    padding: 8px 16px;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line-soft);
}
.site-header-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: var(--header-height);
}
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-ink) !important;
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.02em;
  text-decoration: none !important;
  flex-shrink: 0;
}
.brand-link:hover {
  color: var(--color-ink) !important;
}
.brand-mark {
  display: block;
  flex-shrink: 0;
}
.brand-text {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  flex-grow: 1;
  font-size: 15px;
  font-weight: 500;
}
.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  text-transform: none;
  letter-spacing: normal;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-ink);
  font-weight: 600;
}

.site-header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-left: auto;
  flex-shrink: 0;
}
.site-header-actions .btn-login {
  color: var(--color-text);
  font-weight: 600;
  font-size: 15px;
  padding: 10px 14px;
  min-height: 44px;
  background: transparent;
  border: none;
  text-decoration: none;
}
.site-header-actions .btn-login:hover {
  color: var(--color-ink);
}
.site-header-actions .btn-signup {
  background: var(--color-dark-band);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: var(--radius-12);
  min-height: 44px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
html[data-theme="dark"] .site-header-actions .btn-signup {
  background: var(--color-ink);
  color: var(--color-bg);
}
.site-header-actions .btn-signup:hover {
  filter: brightness(1.08);
  color: #fff;
}
html[data-theme="dark"] .site-header-actions .btn-signup:hover {
  color: var(--color-bg);
}

.credits-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #d6dbe0;
  color: var(--color-ink) !important;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: var(--radius-10);
  text-decoration: none !important;
  min-height: 44px;
}
html[data-theme="dark"] .credits-chip {
  border-color: var(--color-line);
}
.credits-chip:hover {
  border-color: var(--color-accent);
}

.avatar-menu {
  position: relative;
}
.avatar-btn {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-10);
  border: none;
  background: var(--color-dark-band);
  color: #fff;
  font-family: inherit;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
html[data-theme="dark"] .avatar-btn {
  background: var(--color-ink);
  color: var(--color-bg);
}
.avatar-btn[aria-expanded="true"] {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.avatar-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 200px;
  background: var(--color-bg);
  border: 1px solid var(--color-line-soft);
  border-radius: var(--radius-12);
  box-shadow: var(--shadow-menu);
  padding: 0.4rem;
  z-index: 120;
}
.avatar-dropdown.open {
  display: block;
}
.avatar-dropdown a,
.avatar-dropdown button.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-10);
  cursor: pointer;
  text-decoration: none;
}
.avatar-dropdown a:hover,
.avatar-dropdown button.menu-item:hover {
  background: var(--color-surface);
  color: var(--color-ink);
}
.avatar-dropdown .menu-sep {
  height: 1px;
  background: var(--color-line-soft);
  margin: 0.35rem 0.4rem;
}
.avatar-btn-alert .avatar-alert-dot,
.ed-mtop-more.avatar-btn-alert .avatar-alert-dot {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #b91c1c;
  box-shadow: 0 0 0 2px var(--color-bg);
}
.avatar-dropdown a.menu-item-alert {
  color: #b91c1c;
  font-weight: 700;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
}
.menu-toggle-bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 22px;
}
.menu-toggle-bars span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}

.mobile-signup {
  display: none;
}

.site-mobile-panel {
  display: none;
  border-top: 1px solid var(--color-line-soft);
  background: var(--color-bg);
  box-shadow: var(--shadow-menu);
  padding: 0.75rem 1.5rem 1.25rem;
}
.site-mobile-panel.open {
  display: block;
}
.site-mobile-panel[hidden] {
  display: none !important;
}
.site-mobile-panel .site-nav {
  flex-direction: column;
  gap: 0;
  flex-grow: 0;
}
.site-mobile-panel .site-nav a,
.site-mobile-panel .site-nav .fb-mobile-link {
  display: block;
  padding: 0.85rem 0;
  min-height: 44px;
  border-bottom: 1px solid var(--color-line-soft);
  font-size: 16px;
  width: 100%;
  text-align: left;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  color: inherit;
  font-family: inherit;
  cursor: pointer;
}
.site-mobile-panel .mobile-auth {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 1rem;
}
.site-mobile-panel .theme-toggle-btn {
  align-self: stretch;
  min-height: 44px;
  justify-content: center;
  display: inline-flex;
  align-items: center;
}
body.mobile-nav-open {
  overflow: hidden;
}

@media (max-width: 767.98px) {
  .site-header-inner {
    padding: 0 16px;
    gap: 12px;
    height: 60px;
    min-height: 60px;
  }
  .brand-link {
    font-size: 19px;
    gap: 8px;
  }
  .site-nav-desktop,
  .auth-desktop {
    display: none !important;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .mobile-signup {
    display: inline-flex;
    background: #eef2f4;
    color: var(--color-ink) !important;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 14px;
    border-radius: var(--radius-pill);
    text-decoration: none !important;
    min-height: 44px;
    align-items: center;
  }
  html[data-theme="dark"] .mobile-signup {
    background: var(--color-surface);
  }
  .site-header-actions {
    gap: 6px;
  }
  :root {
    --header-height: 60px;
  }
}

.site-main {
  min-height: 40vh;
}
.site-messages {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 1rem 1.5rem 0;
}

.site-footer {
  border-top: 1px solid var(--color-line-soft);
  background: var(--color-bg);
  margin-top: auto;
}
.site-footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  font-size: 15px;
}
.site-footer-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.site-footer-col.brand-col {
  gap: 10px;
}
.site-footer-brand {
  font-weight: 800;
  font-size: 19px;
  color: var(--color-ink);
}
.site-footer-muted {
  color: var(--color-muted);
}
.site-footer-head {
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 0.15rem;
}
.site-footer-col a {
  color: #475569;
  text-decoration: none;
}
html[data-theme="dark"] .site-footer-col a {
  color: var(--color-muted);
}
.site-footer-col a:hover {
  color: var(--color-accent);
}

.theme-toggle-btn {
  align-self: flex-start;
  margin-top: 6px;
  background: #f1f3f5;
  border: none;
  border-radius: 8px;
  padding: 6px 12px;
  font-family: inherit;
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  min-height: 44px;
}
html[data-theme="dark"] .theme-toggle-btn {
  background: var(--color-surface);
  color: var(--color-ink);
}
.theme-toggle-btn:hover {
  filter: brightness(0.97);
}
.theme-toggle-btn .theme-icon-sun {
  display: none;
}
html[data-theme="dark"] .theme-toggle-btn .theme-icon-moon {
  display: none;
}
html[data-theme="dark"] .theme-toggle-btn .theme-icon-sun {
  display: inline;
}

.install-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--color-accent);
  color: inherit;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  min-height: 36px;
}
.install-btn.show {
  display: inline-flex;
  align-items: center;
}
@media (display-mode: standalone) {
  .install-btn {
    display: none !important;
  }
}

/* Upload widget (ids/classes used by upload JS and tests) — keep working until 030 */
.bg-upload-drop {
  background: var(--color-bg);
  border: 2px dashed var(--color-line);
  border-radius: var(--radius-20);
  padding: 2.5rem 1.25rem;
  text-align: center;
  transition: border-color 0.15s, background 0.15s;
}
.bg-upload-drop.dragover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}
.mode-seg {
  display: inline-flex;
  margin: 0 auto 1.1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--color-surface);
}
.mode-seg button {
  background: transparent;
  border: none;
  color: var(--color-muted);
  padding: 0.45rem 1rem;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 40px;
}
.mode-seg button + button {
  border-left: 1px solid var(--color-line);
}
.mode-seg button.active {
  background: var(--color-accent);
  color: #fff;
}
.mode-seg button:hover:not(.active) {
  color: var(--color-ink);
}
.drop-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.upload-btn {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
  font-weight: 650;
  cursor: pointer;
  font-family: inherit;
  min-height: 44px;
}
.upload-btn:hover {
  filter: brightness(1.05);
  color: #fff;
}
.upload-btn.secondary {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-line);
}
.upload-btn.secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: transparent;
}
.drop .hint,
#drop .hint {
  color: var(--color-muted);
  margin-top: 1rem;
  font-size: 0.9rem;
}
.drop .hint kbd,
#drop .hint kbd {
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-line);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  font-size: 0.8rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.busy {
  display: none;
  margin-top: 1.25rem;
  color: var(--color-muted);
}
.busy.on {
  display: block;
}
.busy .spinner {
  width: 1.1rem;
  height: 1.1rem;
  border: 2px solid var(--color-line);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  display: inline-block;
  vertical-align: -3px;
  margin-right: 0.4rem;
  animation: bgspin 0.7s linear infinite;
}
@keyframes bgspin {
  to {
    transform: rotate(360deg);
  }
}
.upload-error {
  color: var(--color-fail);
  margin-top: 1rem;
}
@media (hover: none) {
  .paste-hint {
    display: none !important;
  }
}

/* Tool buttons used by editor/batch JS */
.ed .btn,
#notice .btn,
.batch-actions .btn,
.app-tools .btn {
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  color: var(--app-text);
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  user-select: none;
  white-space: nowrap;
  line-height: 1.25;
  box-shadow: none;
  min-height: 0;
}
.ed .btn:hover:not(:disabled),
#notice .btn:hover:not(:disabled),
.batch-actions .btn:hover:not(:disabled),
.app-tools .btn:hover:not(:disabled) {
  border-color: var(--app-muted);
  color: var(--app-text);
  background: var(--app-surface);
}
.ed .btn.primary,
.ed .btn.active,
#notice .btn.primary,
.batch-actions .btn.primary,
.app-tools .btn.primary,
.app-tools .btn.active {
  background: var(--app-accent);
  border-color: var(--app-accent);
  color: #fff;
  font-weight: 600;
}
.ed .btn.primary:hover:not(:disabled),
#notice .btn.primary:hover:not(:disabled),
.batch-actions .btn.primary:hover:not(:disabled),
.app-tools .btn.primary:hover:not(:disabled) {
  background: var(--app-accent-hover);
  border-color: var(--app-accent-hover);
  color: #fff;
}
.ed .btn:disabled,
#notice .btn:disabled,
.batch-actions .btn:disabled,
.app-tools .btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ed-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  align-items: center;
}
.ed .seg,
.app-tools .seg {
  display: inline-flex;
}
.ed .seg .btn,
.app-tools .seg .btn {
  border-radius: 0;
}
.ed .seg .btn:first-child,
.app-tools .seg .btn:first-child {
  border-radius: 8px 0 0 8px;
}
.ed .seg .btn:last-child,
.app-tools .seg .btn:last-child {
  border-radius: 0 8px 8px 0;
}
.ed .seg.full,
.app-tools .seg.full {
  display: flex;
}
.ed .seg.full .btn,
.app-tools .seg.full .btn {
  flex: 1;
  justify-content: center;
}
.app-page {
  padding: 2rem 0 3rem;
}
.app-page h1 {
  font-size: 1.75rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem;
}
.app-page .lede {
  color: var(--app-muted);
  margin: 0 0 1.25rem;
  line-height: 1.45;
}

.showcase-pair img {
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.site-page main > section:first-of-type.page-shell,
.site-page main > section:first-of-type.list-shell {
  padding-top: 3rem;
}

/* Layout helpers formerly from Bootstrap / Landflow */
.container {
  width: 100%;
  max-width: var(--page-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
.text-muted {
  color: var(--color-muted);
}
.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.mt-3 { margin-top: 1rem !important; }
.error-shell {
  max-width: 36rem;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
  text-align: center;
}
.error-shell .error-code {
  font-size: clamp(3.5rem, 12vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-accent);
  margin: 0;
  line-height: 1;
}
.error-shell h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0.75rem 0 0.5rem;
}
.error-shell .page-lede {
  margin-left: auto;
  margin-right: auto;
}
.error-shell .error-actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}