body {
  min-height: 100vh;
  background: var(--bg);
}
.tool-page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  background: #fff;
}
.tool-top {
  position: sticky;
  top: 0;
  z-index: 80;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, .74);
  backdrop-filter: saturate(180%) blur(14px);
  padding: 12px 28px;
}
.tool-link {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--fg);
  padding: 8px 13px;
  font-size: 13px;
  font-weight: 750;
  transition: transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}
.tool-link:hover {
  transform: translateY(-1px);
  border-color: var(--border-strong);
  background: var(--surface);
}

.modal-overlay.standalone {
  position: static;
  display: block;
  min-height: calc(100vh - 64px);
  background: transparent;
  padding: 32px 28px 56px;
}
.modal-overlay.standalone .workbench-modal {
  width: min(1180px, 100%);
  max-height: none;
  margin: 0 auto;
  overflow: visible;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.modal-overlay.standalone .modal-close { display: none; }
.modal-overlay.standalone .wb-inner { padding: 14px; }
.modal-overlay.standalone .wb-head {
  min-height: 300px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fff;
  padding: 42px;
}
.modal-overlay.standalone .wb-head h2 {
  max-width: 11ch;
  font-size: clamp(48px, 7vw, 86px);
  line-height: .98;
}
.modal-overlay.standalone .wb-head p {
  max-width: 54ch;
  font-size: 17px;
}
.modal-overlay.standalone .wb-steps {
  margin-top: 22px;
}
.modal-overlay.standalone .wb-layout {
  grid-template-columns: 300px minmax(0, 1fr);
}
.modal-overlay.standalone .wb-rail,
.modal-overlay.standalone .wb-compose {
  box-shadow: none;
}
.modal-overlay.standalone .wb-compose {
  min-height: 560px;
}
.modal-overlay.standalone .wb-keyword {
  min-height: 180px;
}
.modal-overlay.standalone .wb-result {
  background: #fff;
}

#wbSettingsOverlay,
#wbDraftsOverlay {
  background: rgba(10, 10, 10, .44);
}
#wbSettingsOverlay .modal,
#wbDraftsOverlay .modal {
  box-shadow: var(--shadow);
}

@media (max-width: 980px) {
  .modal-overlay.standalone .wb-head { padding: 28px; }
  .modal-overlay.standalone .wb-layout { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .tool-top {
    align-items: flex-start;
    padding: 12px 18px;
  }
  .tool-link { width: auto; white-space: normal; text-align: center; }
  .modal-overlay.standalone { padding: 18px; }
  .modal-overlay.standalone .wb-inner { padding: 10px; }
  .modal-overlay.standalone .wb-head {
    min-height: auto;
    padding: 22px;
  }
  .modal-overlay.standalone .wb-head h2 {
    font-size: clamp(42px, 15vw, 58px);
  }
}