:root {
  color-scheme: light;
  --ss-ink: #18221d;
  --ss-muted: #66736d;
  --ss-paper: #f4f1e8;
  --ss-card: #fffef9;
  --ss-line: #d9d5c7;
  --ss-green: #1d6650;
  --ss-green-soft: #dcebe4;
  --ss-blue: #315f88;
  --ss-blue-soft: #e3edf5;
  --ss-amber: #9a5b13;
  --ss-amber-soft: #f7ead4;
  --ss-red: #9a3d35;
  --ss-red-soft: #f5dfdc;
  --ss-shadow: 0 16px 42px rgba(41, 51, 45, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ss-ink);
  background:
    radial-gradient(circle at 8% -4%, rgba(203, 225, 213, 0.72), transparent 28rem),
    radial-gradient(circle at 96% 8%, rgba(231, 216, 184, 0.55), transparent 24rem),
    var(--ss-paper);
}

body.ss-lab-body:not(.ss-auth-body) {
  min-height: 100dvh;
  overflow-x: hidden;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.ss-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.ss-diagnostic-float {
  position: fixed;
  top: 1.35rem;
  right: 1.35rem;
  z-index: 1000;
  width: 4rem;
  height: 4rem;
}

.ss-diagnostic-float-button {
  display: grid;
  width: 4rem;
  height: 4rem;
  touch-action: none;
  user-select: none;
  place-content: center;
  gap: 0.06rem;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  background: var(--ss-green);
  box-shadow:
    0 0 0 1px rgba(29, 102, 80, 0.22),
    0 10px 28px rgba(27, 74, 58, 0.28);
  color: white;
  cursor: grab;
  transition: background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.ss-diagnostic-float-button:hover {
  box-shadow:
    0 0 0 1px rgba(29, 102, 80, 0.28),
    0 13px 32px rgba(27, 74, 58, 0.34);
  transform: translateY(-1px);
}

.ss-diagnostic-float-button:focus-visible {
  outline: 3px solid rgba(49, 95, 136, 0.42);
  outline-offset: 3px;
}

.ss-diagnostic-float.is-dragging .ss-diagnostic-float-button {
  box-shadow:
    0 0 0 3px rgba(29, 102, 80, 0.18),
    0 16px 36px rgba(27, 74, 58, 0.36);
  cursor: grabbing;
  transform: scale(1.04);
}

.ss-diagnostic-float-button[data-copy-state="success"] {
  background: #2d7b45;
}

.ss-diagnostic-float-button[data-copy-state="error"] {
  background: var(--ss-red);
}

.ss-diagnostic-float-icon {
  font-family: Georgia, serif;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
}

.ss-diagnostic-float-label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1;
}

.ss-diagnostic-float-status {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.65rem);
  width: max-content;
  max-width: min(16rem, calc(100vw - 1.5rem));
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0.5rem 0.72rem;
  background: rgba(255, 254, 249, 0.98);
  box-shadow: 0 8px 24px rgba(41, 51, 45, 0.16);
  color: var(--ss-ink);
  font-size: 0.78rem;
  font-weight: 800;
  text-align: center;
  white-space: nowrap;
}

.ss-diagnostic-float-status.is-below {
  top: calc(100% + 0.65rem);
  bottom: auto;
}

.ss-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  max-width: 1500px;
  margin: 0 auto;
  padding: 1.2rem 2.25rem 0.65rem;
  transition: gap 180ms ease, padding 180ms ease;
}

.ss-header-copy {
  min-width: 0;
}

.ss-header-copy h1 {
  display: inline-block;
  margin: 0.18rem 0 0 0.48rem;
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: 0;
  vertical-align: baseline;
}

.ss-header-copy p {
  max-width: 46rem;
  margin: 0;
  color: var(--ss-muted);
  line-height: 1.65;
}

.ss-eyebrow {
  display: block;
  color: var(--ss-green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ss-header-actions,
.ss-dialog-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.ss-header-actions {
  flex: 0 0 auto;
  justify-content: flex-end;
}

.ss-header-collapse-toggle {
  min-height: 2.3rem;
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0 0.85rem;
  background: rgba(255, 254, 249, 0.8);
  color: var(--ss-green);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-header-collapse-toggle:hover {
  border-color: #9ab6a8;
  background: #fffefa;
}

body.ss-header-collapsed .ss-header {
  align-items: center;
  gap: 1rem;
  padding: 0.45rem 2.25rem;
}

body.ss-header-collapsed .ss-header-copy {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  gap: 0.65rem;
  overflow: hidden;
}

body.ss-header-collapsed .ss-header-copy > .ss-eyebrow {
  display: none;
}

body.ss-header-collapsed .ss-title-home-link {
  flex: 0 0 auto;
  margin: 0;
}

body.ss-header-collapsed .ss-crumb-sep {
  flex: 0 0 auto;
  margin: 0;
}

body.ss-header-collapsed .ss-header-copy h1 {
  display: block;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body.ss-header-collapsed .ss-header-actions {
  flex-wrap: nowrap;
}

body.ss-header-collapsed .ss-auth-user-strip,
body.ss-header-collapsed .ss-header-collapse-toggle {
  min-height: 2rem;
}

.ss-auth-user-strip {
  display: inline-flex;
  align-items: center;
  max-width: min(34vw, 20rem);
  min-height: 2.3rem;
  overflow: hidden;
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  background: rgba(255, 254, 249, 0.8);
  color: var(--ss-muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.ss-auth-user-strip span {
  min-width: 0;
  overflow: hidden;
  padding: 0 0.75rem 0 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-auth-user-strip button {
  flex: 0 0 auto;
  align-self: stretch;
  min-width: 3.1rem;
  border: 0;
  border-left: 1px solid var(--ss-line);
  padding: 0 0.78rem;
  background: transparent;
  color: var(--ss-green);
  font-weight: 800;
  white-space: nowrap;
}

.ss-auth-body {
  min-height: 100vh;
}

.ss-auth-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 2rem;
}

.ss-auth-panel {
  width: min(100%, 28rem);
  border: 1px solid var(--ss-line);
  border-radius: 1.25rem;
  background: rgba(255, 254, 249, 0.96);
  box-shadow: var(--ss-shadow);
  padding: 1.35rem;
}

.ss-auth-panel h1 {
  margin: 0.25rem 0 1.1rem;
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: 0;
}

.ss-auth-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.3rem;
  margin-bottom: 1rem;
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0.25rem;
  background: #f7f5ee;
}

.ss-auth-tab {
  border: 0;
  border-radius: 999px;
  padding: 0.55rem 0.8rem;
  background: transparent;
  color: var(--ss-muted);
  font-weight: 800;
}

.ss-auth-tab[aria-selected="true"] {
  background: var(--ss-green);
  color: white;
}

.ss-auth-form {
  display: grid;
  gap: 0.85rem;
}

.ss-auth-field {
  display: grid;
  gap: 0.35rem;
}

.ss-auth-field label {
  color: var(--ss-muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.ss-auth-field input {
  width: 100%;
  border: 1px solid var(--ss-line);
  border-radius: 0.7rem;
  padding: 0.72rem 0.8rem;
  background: white;
  color: var(--ss-ink);
}

.ss-auth-error {
  border: 1px solid #dcb4af;
  border-radius: 0.7rem;
  padding: 0.65rem 0.75rem;
  background: var(--ss-red-soft);
  color: var(--ss-red);
  font-size: 0.86rem;
  font-weight: 700;
}

.ss-catalog-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.ss-title-home-link {
  display: inline-flex;
  align-items: center;
  margin-top: 0.12rem;
  color: var(--ss-green);
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
  vertical-align: baseline;
}

.ss-title-home-link:hover {
  text-decoration: underline;
}

.ss-crumb-sep {
  display: inline-flex;
  align-items: center;
  margin: 0 0.32rem 0 0.18rem;
  color: var(--ss-muted);
  font-size: 0.86rem;
  font-weight: 800;
  vertical-align: baseline;
}

.ss-title-set-link {
  max-width: min(38vw, 22rem);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-button,
.ss-direction-action {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.68rem 1rem;
  background: var(--ss-green);
  color: white;
  font-weight: 700;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.ss-button:hover,
.ss-direction-action:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(29, 102, 80, 0.16);
}

.ss-button-secondary {
  border-color: #9ebbad;
  background: var(--ss-card);
  color: var(--ss-green);
}

.ss-button-loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.ss-button-loading::before {
  width: 0.62rem;
  height: 0.62rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  content: "";
  animation: ss-spin 700ms linear infinite;
}

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

.ss-button-quiet {
  border-color: var(--ss-line);
  background: transparent;
  color: var(--ss-ink);
}

.ss-button-danger {
  border-color: #dcb4af;
  background: var(--ss-card);
  color: var(--ss-red);
}

.ss-status-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--ss-line);
  border-radius: 1rem;
  background: var(--ss-line);
  box-shadow: var(--ss-shadow);
}

.ss-status-bar > div {
  min-width: 0;
  padding: 0.9rem 1.15rem;
  background: rgba(255, 254, 249, 0.94);
}

.ss-status-bar small,
.ss-pool-stat small {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--ss-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.ss-status-bar strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-view-tabs {
  display: flex;
  gap: 0.25rem;
  margin: 0 0 1rem;
  border-bottom: 1px solid var(--ss-line);
}

.ss-view-tabs[hidden] {
  display: none;
}

.ss-view-tab {
  position: relative;
  border: 0;
  padding: 0.78rem 1.25rem 0.72rem;
  background: transparent;
  color: var(--ss-muted);
  font-size: 0.94rem;
  font-weight: 800;
}

.ss-view-tab::after {
  position: absolute;
  right: 0.65rem;
  bottom: -1px;
  left: 0.65rem;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: transparent;
  content: "";
}

.ss-view-tab:hover {
  color: var(--ss-green);
}

.ss-view-tab[aria-selected="true"] {
  color: var(--ss-green);
}

.ss-view-tab[aria-selected="true"]::after {
  background: var(--ss-green);
}

.ss-view-tab:focus-visible {
  border-radius: 0.55rem;
  outline: 2px solid rgba(29, 102, 80, 0.42);
  outline-offset: 2px;
}

.ss-view-panel[hidden] {
  display: none;
}

.ss-workbench-view-panel {
  min-width: 0;
}

.ss-shell {
  display: grid;
  grid-template-columns: minmax(300px, 420px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 0 3rem;
}

.ss-shell[hidden],
.ss-startup-shell[hidden] {
  display: none;
}

.ss-startup-shell {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 0 3rem;
}

.ss-startup-card {
  display: grid;
  min-height: min(360px, calc(100dvh - 8.5rem));
  place-items: center;
  border: 1px dashed var(--ss-line);
  border-radius: 0.5rem;
  background: rgba(255, 254, 249, 0.72);
  color: var(--ss-muted);
  font-weight: 700;
}

body.ss-lab-body:not(.ss-auth-body) .ss-shell {
  align-items: start;
}

.ss-catalog-shell {
  display: grid;
  gap: 1rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2.25rem 3rem;
}

.ss-problem-panel,
.ss-workbench {
  border: 1px solid var(--ss-line);
  border-radius: 1.25rem;
  background: rgba(255, 254, 249, 0.94);
  box-shadow: var(--ss-shadow);
}

.ss-problem-panel {
  align-self: start;
}

.ss-workbench {
  min-height: min(640px, calc(100dvh - 8.5rem));
}

.ss-problem-panel,
.ss-workbench {
  padding: 1.15rem;
}

body.ss-lab-body:not(.ss-auth-body) .ss-problem-panel,
body.ss-lab-body:not(.ss-auth-body) .ss-workbench {
  overflow: visible;
}

.ss-student-coach-shell {
  display: grid;
  grid-template-columns: minmax(calc(280px * 4 / 3), calc(390px * 4 / 3)) minmax(420px, 1fr) minmax(280px, 360px);
  gap: 1rem;
  align-items: start;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 0 3rem;
}

.ss-student-coach-shell[hidden] {
  display: none;
}

.ss-coach-map-panel,
.ss-coach-panel,
.ss-coach-side-panel {
  min-width: 0;
  border: 1px solid var(--ss-line);
  border-radius: 0.5rem;
  background: rgba(255, 254, 249, 0.96);
  box-shadow: var(--ss-shadow);
  padding: 1rem;
}

.ss-coach-panel {
  display: grid;
  height: var(--ss-coach-panel-height, calc(100dvh - 10rem));
  min-height: 0;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 0.85rem;
  overflow: hidden;
}

.ss-coach-side-panel {
  display: grid;
  gap: 0.8rem;
}

.ss-coach-auxiliary-ledger {
  margin-top: 0.75rem;
}

.ss-coach-auxiliary-ledger[hidden] {
  display: none;
}

.ss-coach-auxiliary-ledger .ss-claims-head {
  min-height: 1.8rem;
  margin-bottom: 0.4rem;
}

.ss-coach-auxiliary-ledger .ss-auxiliary-list {
  gap: 0.42rem;
}

.ss-coach-auxiliary-ledger .ss-auxiliary-card {
  min-height: 4rem;
  padding: 0.5rem 0.55rem;
}

.ss-coach-auxiliary-ledger .ss-auxiliary-card-head {
  gap: 0.35rem;
}

.ss-coach-auxiliary-ledger .ss-auxiliary-toggle,
.ss-coach-auxiliary-ledger .ss-auxiliary-discard {
  padding: 0.18rem 0.42rem;
  font-size: 0.64rem;
}

.ss-coach-subproblem-list {
  margin-top: 0.75rem;
}

.ss-coach-subproblem-list[hidden] {
  display: none;
}

.ss-subproblem-panel {
  border: 1px solid #d8cab8;
  border-radius: 0.5rem;
  padding: 0.72rem;
  background: #fffaf2;
}

.ss-subproblem-help {
  margin: -0.12rem 0 0.58rem;
  color: var(--ss-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.ss-subproblem-cards {
  display: grid;
  gap: 0.42rem;
}

.ss-subproblem-card {
  display: grid;
  grid-template-columns: 1.55rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: start;
  min-height: 3.45rem;
  border: 1px solid #dfd2bf;
  border-left: 3px solid #b7792d;
  border-radius: 0.5rem;
  padding: 0.5rem 0.55rem;
  background: #fffdf8;
  color: var(--ss-ink);
  text-decoration: none;
}

.ss-subproblem-card:hover {
  border-color: #be8c53;
  background: #fff7e8;
}

.ss-subproblem-card.is-active {
  border-color: var(--ss-green);
  border-left-color: var(--ss-green);
  background: #f0f7f3;
}

.ss-subproblem-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.3rem;
  height: 1.3rem;
  border: 1px solid #cabba7;
  border-radius: 999px;
  color: #89591d;
  font-size: 0.68rem;
  font-weight: 850;
  line-height: 1;
}

.ss-subproblem-card.is-active .ss-subproblem-index {
  border-color: var(--ss-green);
  background: var(--ss-green);
  color: #fff;
}

.ss-subproblem-copy {
  display: grid;
  gap: 0.18rem;
  min-width: 0;
}

.ss-subproblem-copy > strong {
  font-size: 0.78rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.ss-subproblem-copy > small {
  color: var(--ss-muted);
  font-size: 0.66rem;
  line-height: 1.35;
}

.ss-subproblem-return {
  display: inline-flex;
  margin-top: 0.55rem;
  color: var(--ss-green);
  font-size: 0.72rem;
  font-weight: 800;
  text-decoration: none;
}

.ss-subproblem-return:hover {
  text-decoration: underline;
}

.ss-coach-mission {
  display: flex;
  align-items: center;
  gap: 0.62rem;
  border: 1px solid #c9d8cf;
  border-radius: 0.5rem;
  padding: 0.62rem 0.78rem;
  background: #f6fbf8;
}

.ss-coach-section-title small {
  color: var(--ss-muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.ss-coach-mission strong {
  display: block;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  font-size: 0.94rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-coach-mode-badge {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  min-width: 2.35rem;
  height: 1.55rem;
  border: 1px solid #9ebbad;
  border-radius: 0.45rem;
  background: #e8f3ed;
  color: var(--ss-green);
  font-size: 0.76rem;
  font-weight: 900;
  line-height: 1;
}

.ss-coach-mission-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 0.25rem 0.55rem;
  background: var(--ss-green-soft);
  color: var(--ss-green);
  font-size: 0.76rem;
  font-weight: 800;
}

.ss-coach-conversation {
  grid-row: 3;
  align-self: stretch;
  display: block;
  min-height: 0;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  touch-action: pan-y;
  border: 1px solid rgba(217, 213, 199, 0.72);
  border-radius: 0.65rem;
  background: rgba(255, 254, 249, 0.72);
  padding: 0.68rem 0.7rem 0.75rem;
}

.ss-coach-summary-panel {
  max-height: min(44dvh, 520px);
  min-height: 0;
  overflow: auto;
  border: 1px solid #cbd6d0;
  border-radius: 0.65rem;
  padding: 0.78rem;
  background: #f8fbf8;
}

.ss-coach-summary-panel[hidden] {
  display: none;
}

.ss-coach-summary-state {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.ss-coach-summary-state > div {
  min-width: 0;
}

.ss-coach-summary-state strong,
.ss-coach-summary-state p {
  display: block;
  margin: 0;
}

.ss-coach-summary-state p {
  margin-top: 0.24rem;
  color: var(--ss-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.ss-coach-summary-state[data-state="error"] {
  align-items: flex-start;
  border-color: #dcb4af;
  background: var(--ss-red-soft);
}

.ss-coach-summary-card {
  display: grid;
  gap: 0.82rem;
}

.ss-coach-summary-card-compact {
  gap: 0.74rem;
}

.ss-coach-summary-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.ss-coach-summary-head > div {
  min-width: 0;
}

.ss-coach-summary-head span {
  display: block;
  color: var(--ss-green);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.ss-coach-summary-head strong {
  display: block;
  margin-top: 0.14rem;
  font-size: 1.08rem;
  line-height: 1.35;
}

.ss-coach-summary-open {
  flex: 0 0 auto;
  min-height: 2.05rem;
  padding: 0.32rem 0.64rem;
  font-size: 0.78rem;
}

.ss-coach-summary-open-primary {
  width: 100%;
  min-height: 2.8rem;
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  font-weight: 850;
}

.ss-coach-summary-core-move-preview {
  display: grid;
  gap: 0.54rem;
  border: 1px solid #94baa8;
  border-radius: 0.72rem;
  padding: 0.72rem 0.8rem;
  background: #f5faf7;
}

.ss-coach-summary-core-move-preview small {
  width: fit-content;
  border-radius: 999px;
  padding: 0.16rem 0.46rem;
  background: var(--ss-green-soft);
  color: var(--ss-green);
  font-size: 0.72rem;
  font-weight: 900;
}

.ss-coach-summary-core-move-preview strong {
  display: -webkit-box;
  overflow: hidden;
  font-size: 1rem;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.ss-coach-summary-core-move-preview p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.ss-coach-summary-block {
  display: grid;
  gap: 0.38rem;
  border-top: 1px solid rgba(205, 216, 208, 0.8);
  padding-top: 0.66rem;
}

.ss-coach-summary-block h3 {
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.8rem;
  font-weight: 900;
}

.ss-coach-summary-block p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

.ss-coach-summary-block p b {
  display: block;
  margin-bottom: 0.1rem;
  color: var(--ss-ink);
}

.ss-coach-summary-list {
  display: grid;
  gap: 0.48rem;
  margin: 0;
  padding-left: 1.2rem;
}

.ss-coach-summary-list li {
  padding-left: 0.1rem;
}

.ss-coach-summary-list strong {
  display: block;
  font-size: 0.92rem;
  line-height: 1.4;
}

.ss-coach-summary-list p {
  margin-top: 0.12rem;
  color: var(--ss-muted);
  font-size: 0.84rem;
}

.ss-coach-summary-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ss-coach-summary-chip-list li {
  border: 1px solid #bfd3c8;
  border-radius: 0.45rem;
  padding: 0.34rem 0.5rem;
  background: #fff;
  font-size: 0.9rem;
  font-weight: 750;
  line-height: 1.35;
}

.ss-coach-summary-chip-list[data-tone="warning"] li {
  border-color: #dcc78d;
  background: #fff8df;
}

.ss-coach-summary-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  justify-content: stretch;
}

.ss-coach-summary-actions .ss-button {
  width: 100%;
}

.ss-coach-summary-overlay {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  justify-content: flex-end;
  padding: 1rem 1rem 1rem clamp(1rem, 18vw, 24rem);
  background: rgba(24, 34, 29, 0.2);
}

.ss-coach-summary-overlay[hidden] {
  display: none;
}

.ss-coach-summary-floating {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(940px, 100%);
  min-width: min(720px, 100%);
  max-height: calc(100dvh - 2rem);
  border: 1px solid rgba(169, 187, 177, 0.9);
  border-radius: 0.8rem;
  background: rgba(255, 254, 249, 0.98);
  box-shadow: 0 22px 70px rgba(24, 34, 29, 0.28);
  overflow: hidden;
}

.ss-coach-summary-floating-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--ss-line);
  padding: 1rem 1.15rem;
  background: #f7faf7;
}

.ss-coach-summary-floating-head h2 {
  margin: 0.16rem 0 0;
  font-size: 1.25rem;
  line-height: 1.35;
}

.ss-coach-summary-floating-body {
  min-height: 0;
  overflow: auto;
  padding: 0 1.15rem 1.15rem;
}

.ss-coach-summary-full {
  display: grid;
  gap: 0.95rem;
  padding-top: 0.05rem;
}

.ss-summary-focus-section {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.95rem;
  border: 1px solid #9dbeb1;
  border-radius: 0.85rem;
  padding: 0.95rem 1rem;
  background: #f5faf7;
}

.ss-summary-focus-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.ss-summary-focus-head span {
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  background: #1d6650;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 900;
  white-space: nowrap;
}

.ss-summary-focus-head h3 {
  margin: 0;
  color: var(--ss-ink);
  font-size: 1.12rem;
  line-height: 1.3;
}

.ss-summary-focus-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.ss-summary-core-move {
  border: 1px solid #94baa8;
  border-radius: 0.75rem;
  padding: 0.85rem 0.9rem;
  background: #fff;
}

.ss-summary-core-move small {
  display: inline-flex;
  margin-bottom: 0.35rem;
  border-radius: 999px;
  padding: 0.12rem 0.45rem;
  background: #1d6650;
  color: #fff;
  font-size: 0.66rem;
  font-weight: 900;
}

.ss-summary-core-move strong {
  display: block;
  color: var(--ss-ink);
  font-size: 1.02rem;
  line-height: 1.42;
}

.ss-summary-core-move p {
  margin: 0.42rem 0 0;
  color: var(--ss-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.ss-summary-core-move .ss-coach-summary-chip-list,
.ss-summary-why-card .ss-coach-summary-chip-list {
  margin-top: 0.6rem;
}

.ss-summary-resolution-list {
  display: grid;
  gap: 0.58rem;
}

.ss-summary-resolution-card {
  display: grid;
  grid-template-columns: 4.9rem minmax(0, 1fr);
  gap: 0.75rem;
  border: 1px solid #c8d7d0;
  border-radius: 0.72rem;
  padding: 0.75rem 0.8rem;
  background: rgba(255, 255, 255, 0.82);
}

.ss-summary-resolution-card[data-role="core"] {
  border-color: #98c0ae;
}

.ss-summary-resolution-card[data-role="bridge"] {
  border-color: #d8c59f;
}

.ss-summary-resolution-step {
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 0.32rem;
}

.ss-summary-resolution-step span {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--ss-green);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 900;
}

.ss-summary-resolution-step small {
  color: var(--ss-green);
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1.35;
  text-align: center;
}

.ss-summary-resolution-content {
  display: grid;
  grid-template-columns: minmax(10rem, 0.82fr) minmax(0, 1.18fr);
  gap: 0.75rem;
}

.ss-summary-resolution-content > div {
  min-width: 0;
}

.ss-summary-resolution-content small {
  display: block;
  margin-bottom: 0.18rem;
  color: var(--ss-muted);
  font-size: 0.66rem;
  font-weight: 900;
}

.ss-summary-resolution-content strong {
  display: block;
  color: var(--ss-ink);
  font-size: 0.92rem;
  line-height: 1.45;
}

.ss-summary-resolution-content p {
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.ss-summary-resolution-content .ss-coach-summary-chip-list {
  margin-top: 0.55rem;
}

.ss-summary-focus-card,
.ss-summary-why-card,
.ss-summary-thinking-card,
.ss-branch-takeaway-card {
  min-width: 0;
  border: 1px solid #c8d7d0;
  border-radius: 0.7rem;
  padding: 0.8rem 0.85rem;
  background: #fff;
}

.ss-summary-focus-card[data-tone="blocker"] {
  border-color: #dfb7b1;
  background: #fff8f7;
}

.ss-summary-focus-card[data-tone="breakthrough"] {
  border-color: #98c0ae;
  background: #f2f8f5;
}

.ss-summary-focus-card[data-tone="closure"] {
  border-color: #d8c59f;
  background: #fffcf6;
}

.ss-summary-focus-card small,
.ss-summary-why-card small,
.ss-summary-thinking-card small,
.ss-branch-takeaway-card small {
  display: inline-flex;
  margin-bottom: 0.38rem;
  border-radius: 999px;
  padding: 0.1rem 0.42rem;
  background: rgba(29, 102, 80, 0.1);
  color: var(--ss-green);
  font-size: 0.64rem;
  font-weight: 900;
}

.ss-summary-focus-card[data-tone="blocker"] small {
  background: #f6e2de;
  color: var(--ss-red);
}

.ss-summary-focus-card[data-tone="closure"] small {
  background: #f2e7cf;
  color: #76551d;
}

.ss-summary-focus-card strong,
.ss-summary-why-card strong,
.ss-summary-thinking-card strong,
.ss-branch-takeaway-card strong {
  display: block;
  color: var(--ss-ink);
  font-size: 0.95rem;
  line-height: 1.42;
}

.ss-summary-focus-card p,
.ss-summary-why-card p,
.ss-summary-thinking-card p,
.ss-branch-takeaway-card p {
  margin: 0.45rem 0 0;
  color: var(--ss-muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.ss-branch-takeaway-card {
  border-color: #d8c59f;
  background: #fffdf8;
}

.ss-branch-takeaway-summary {
  margin-top: 0;
  color: var(--ss-ink);
}

.ss-branch-takeaway-head {
  margin-top: 0.55rem;
}

.ss-branch-takeaway-card dl {
  display: grid;
  gap: 0.45rem;
  margin: 0.65rem 0 0;
}

.ss-branch-takeaway-card dl > div {
  display: grid;
  grid-template-columns: 5.6rem minmax(0, 1fr);
  gap: 0.55rem;
}

.ss-branch-takeaway-card dt {
  color: #79591f;
  font-size: 0.68rem;
  font-weight: 900;
}

.ss-branch-takeaway-card dd {
  margin: 0;
  color: var(--ss-ink);
  font-size: 0.78rem;
  line-height: 1.5;
}

.ss-branch-takeaway-card .ss-coach-summary-chip-list {
  margin-top: 0.65rem;
}

.ss-summary-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  border: 1px dashed #b7cfc4;
  border-radius: 0.7rem;
  padding: 0.65rem 0.7rem;
  background: rgba(255, 255, 255, 0.75);
}

.ss-summary-chain b {
  border-radius: 0.5rem;
  padding: 0.22rem 0.45rem;
  background: #fff;
  color: var(--ss-ink);
  font-size: 0.82rem;
  line-height: 1.35;
}

.ss-summary-chain span {
  color: var(--ss-green);
  font-weight: 900;
}

.ss-summary-why-grid,
.ss-summary-thinking-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.ss-summary-thinking-card .ss-coach-summary-chip-list {
  margin-top: 0.6rem;
}

.ss-summary-audit-details,
.ss-summary-secondary-path {
  border: 1px solid rgba(200, 215, 208, 0.9);
  border-radius: 0.72rem;
  padding: 0.7rem 0.78rem;
  background: rgba(255, 255, 255, 0.72);
}

.ss-summary-audit-details {
  margin-top: 0.75rem;
}

.ss-summary-audit-details summary,
.ss-summary-secondary-path summary {
  cursor: pointer;
  color: var(--ss-green);
  font-size: 0.78rem;
  font-weight: 900;
}

.ss-summary-audit-details[open] summary,
.ss-summary-secondary-path[open] summary {
  margin-bottom: 0.65rem;
}

.ss-summary-secondary-path {
  margin-top: 0.2rem;
}

.ss-coach-summary-floating .ss-summary-primary-section {
  margin-top: 0.95rem;
}

.ss-coach-summary-floating .ss-exploration-timeline strong {
  font-size: 0.96rem;
}

.ss-coach-summary-floating .ss-exploration-timeline p,
.ss-coach-summary-floating .ss-summary-original-line,
.ss-coach-summary-floating .ss-construction-review-card p,
.ss-coach-summary-floating .ss-construction-review-card dd,
.ss-coach-summary-floating .ss-transfer-strategy-card p,
.ss-coach-summary-floating .ss-transfer-strategy-card dd {
  font-size: 0.86rem;
}

.ss-coach-summary-floating-actions {
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid var(--ss-line);
  padding-top: 0.9rem;
}

body.ss-coach-summary-overlay-open {
  overflow: hidden;
}

.ss-coach-conversation-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-content: start;
  gap: 0.65rem;
  min-height: 100%;
}

.ss-coach-turn {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 0.45rem;
  width: min(100%, 85%);
}

.ss-coach-turn[data-role="coach"],
.ss-coach-turn[data-type="hint"] {
  grid-column: 1 / -1;
  justify-self: start;
}

.ss-coach-turn[data-role="student"] {
  grid-template-columns: minmax(0, 1fr) auto;
  grid-column: 1 / -1;
  justify-self: end;
}

.ss-coach-turn-bubble {
  border: 1px solid var(--ss-line);
  border-radius: 0.5rem;
  padding: 0.65rem 0.75rem;
  background: white;
}

.ss-coach-turn[data-role="student"] .ss-coach-turn-label {
  grid-column: 2;
  grid-row: 1;
  text-align: right;
}

.ss-coach-turn[data-role="student"] .ss-coach-turn-bubble {
  grid-column: 1;
  grid-row: 1;
  border-color: #c1d3e2;
  background: var(--ss-blue-soft);
}

.ss-coach-turn[data-type="hint_request"] .ss-coach-turn-bubble {
  border-color: rgba(29, 102, 80, 0.24);
  background: linear-gradient(135deg, #edf7f2, #e7f0f7);
  color: #174332;
  font-weight: 650;
}

.ss-coach-turn[data-type="hint_request"] {
  grid-template-columns: auto auto;
  width: fit-content;
  max-width: min(100%, 85%);
}

.ss-coach-turn[data-type="hint_request"] .ss-coach-turn-label {
  color: var(--ss-green);
}

.ss-coach-turn[data-retry-state="retrying"] .ss-coach-turn-bubble {
  box-shadow: 0 0 0 2px rgba(42, 102, 142, 0.12);
}

.ss-coach-turn[data-role="system"] {
  grid-column: 1 / -1;
  justify-self: center;
  width: auto;
  max-width: 92%;
}

.ss-coach-turn[data-role="system"] .ss-coach-turn-bubble {
  background: #f7f5ee;
  color: var(--ss-muted);
}

.ss-coach-turn[data-type="hint_failure"] .ss-coach-turn-label {
  color: var(--ss-red);
}

.ss-coach-turn[data-type="hint_failure"] .ss-coach-turn-bubble {
  border-color: #d9aaa4;
  background: var(--ss-red-soft);
  color: #5d2d28;
}

.ss-coach-turn-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.45rem;
  margin-top: 0.55rem;
}

.ss-coach-turn-retry {
  min-height: 2rem;
  padding: 0.42rem 0.72rem;
  font-size: 0.78rem;
  font-weight: 800;
}

.ss-coach-student-message-actions {
  margin-top: 0.38rem;
}

.ss-coach-message-retry {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  min-height: 1.7rem;
  border: 0;
  border-radius: 999px;
  padding: 0.22rem 0.52rem;
  background: rgba(255, 255, 255, 0.52);
  color: #536b7b;
  font: inherit;
  font-size: 0.74rem;
  font-weight: 800;
  cursor: pointer;
}

.ss-coach-message-retry:hover:not(:disabled),
.ss-coach-message-retry:focus-visible {
  background: rgba(255, 255, 255, 0.9);
  color: #176b55;
  outline: 2px solid rgba(23, 107, 85, 0.24);
  outline-offset: 1px;
}

.ss-coach-message-retry:disabled {
  cursor: wait;
  opacity: 0.55;
}

.ss-coach-message-retry:disabled:not(.ss-button-loading) {
  cursor: not-allowed;
}

.ss-coach-retry-error {
  align-self: center;
  color: var(--ss-red);
  font-size: 0.7rem;
}

.ss-coach-turn[data-type="mode_switch"] {
  display: inline-flex;
  align-items: center;
  grid-column: 1 / -1;
  justify-self: center;
  gap: 0.35rem;
  width: auto;
}

.ss-coach-turn[data-type="mode_switch"] .ss-coach-turn-bubble {
  border-radius: 999px;
  padding: 0.26rem 0.58rem;
  background: #f7f5ee;
  color: var(--ss-muted);
  font-size: 0.78rem;
}

.ss-coach-turn[data-type="mode_switch"] .ss-coach-turn-label {
  display: none;
}

.ss-coach-turn[data-type="mode_switch"] p {
  line-height: 1.25;
}

.ss-coach-turn-label {
  color: var(--ss-muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.ss-coach-turn p {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.58;
}

.ss-coach-empty {
  display: grid;
  grid-column: 1 / -1;
  min-height: 12rem;
  place-content: center;
  border: 1px dashed var(--ss-line);
  border-radius: 0.5rem;
  color: var(--ss-muted);
  text-align: center;
}

.ss-coach-compose {
  grid-row: 5;
  display: grid;
  align-content: start;
  align-self: end;
  min-height: 0;
  grid-template-rows: auto auto auto;
  gap: 0.42rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.9rem;
  padding: 0.58rem 0.72rem 0.62rem;
  background: #fffef9;
}

.ss-coach-compose label {
  color: var(--ss-muted);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.2;
}

.ss-coach-compose .ss-answer-input {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  height: 4.8rem;
}

.ss-coach-compose textarea {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  box-sizing: border-box;
  border: 0;
  border-radius: 0;
  padding: 0.56rem 0.78rem 0.48rem;
  background: transparent;
  box-shadow: none;
  color: var(--ss-ink);
  line-height: 1.45;
  outline: 0;
  resize: none;
}

.ss-coach-compose textarea:disabled {
  color: #5e6d66;
  -webkit-text-fill-color: #5e6d66;
  cursor: not-allowed;
}

.ss-coach-compose .ss-speech-input {
  min-height: 0;
  border-top: 0;
  padding: 0;
  background: transparent;
}

.ss-coach-compose .ss-speech-status {
  overflow: hidden;
  font-size: 0.72rem;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-coach-compose .ss-speech-button {
  min-height: 2.18rem;
  border-radius: 0.78rem;
  padding: 0.42rem 0.72rem;
  font-size: 0.84rem;
}

.ss-coach-compose .ss-speech-button-primary {
  padding-right: 0.78rem;
}

.ss-coach-compose-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.5rem;
}

.ss-coach-action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
}

.ss-coach-submit-actions {
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 0.38rem;
}

.ss-coach-action-buttons .ss-button,
.ss-coach-submit-actions > .ss-button {
  min-height: 2.18rem;
  border-radius: 0.78rem;
  padding-top: 0.42rem;
  padding-bottom: 0.42rem;
  font-size: 0.84rem;
  white-space: nowrap;
}

.ss-coach-submit-actions > .ss-button {
  min-width: 4.45rem;
  padding-right: 0.9rem;
  padding-left: 0.9rem;
}

.ss-coach-compose .ss-answer-input textarea:focus {
  border: 0;
  box-shadow: none;
}

.ss-coach-task-section,
.ss-coach-primary-section {
  display: grid;
  gap: 0.68rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.5rem;
  padding: 0.85rem;
  background: white;
}

.ss-coach-task-section[hidden] {
  display: none;
}

.ss-coach-primary-section[hidden] {
  display: none;
}

.ss-coach-task-section h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0;
}

.ss-coach-task-block {
  display: grid;
  gap: 0.35rem;
}

.ss-coach-task-block strong {
  font-size: 0.78rem;
  color: var(--ss-muted);
}

.ss-coach-task-block p {
  margin: 0;
  line-height: 1.55;
}

.ss-coach-relation-chips,
.ss-coach-clue-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.ss-coach-proposition-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ss-coach-proposition-tools {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.ss-coach-relation-chip,
.ss-coach-proposition,
.ss-coach-clue {
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0.35rem 0.55rem;
  background: #faf9f3;
  color: var(--ss-ink);
  font-size: 0.8rem;
  font-weight: 700;
}

.ss-coach-proposition,
.ss-coach-clue {
  border-radius: 0.5rem;
  line-height: 1.35;
}

.ss-coach-proposition {
  display: grid;
  position: relative;
  grid-template-rows: minmax(0, 1fr) auto;
  justify-items: start;
  align-items: center;
  gap: 0.12rem;
  width: 100%;
  box-sizing: border-box;
  min-height: 2.25rem;
  min-width: 0;
  padding: 0.42rem 0.58rem;
  text-align: left;
  overflow-wrap: anywhere;
}

.ss-coach-proposition[data-selectable="true"] {
  cursor: pointer;
}

.ss-coach-proposition[data-clickable="true"] {
  cursor: pointer;
}

.ss-coach-proposition input {
  position: absolute;
  top: 0.28rem;
  left: 0.28rem;
  width: 0.78rem;
  height: 0.78rem;
  margin: 0;
  accent-color: var(--ss-green);
}

.ss-coach-proposition span {
  display: block;
  max-width: 100%;
}

.ss-coach-proposition small {
  color: var(--ss-muted);
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1;
}

.ss-coach-proposition[data-status="verified"] {
  border-color: #99b8a8;
  background: #eef8f2;
}

.ss-coach-proposition[data-status="unverified"] {
  border-color: #d8c07a;
  background: #fff7dc;
}

.ss-coach-proposition[data-status="contradicted"] {
  border-color: #d7aaa5;
  background: #fff7f5;
}

.ss-coach-proposition[data-selected="true"],
.ss-coach-proposition[data-highlighted="true"] {
  border-color: #c69a17;
  background: #fff9e6;
  box-shadow: 0 0 0 2px rgba(242, 201, 76, 0.38);
}

.ss-coach-proposition[data-status="verified"] small {
  color: #3d7458;
}

.ss-coach-proposition[data-status="unverified"] small {
  color: #836314;
}

.ss-coach-proposition[data-status="contradicted"] small {
  color: #9b4f47;
}

.ss-coach-hint-box {
  border-left: 3px solid var(--ss-amber);
  border-radius: 0.35rem;
  padding: 0.65rem 0.75rem;
  background: var(--ss-amber-soft);
}

.ss-coach-hint-box strong,
.ss-coach-hint-box p {
  display: block;
  margin: 0;
}

.ss-coach-hint-box p {
  margin-top: 0.28rem;
  white-space: pre-wrap;
  line-height: 1.5;
}

.ss-coach-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  font-weight: 900;
}

.ss-workbench-directions {
  display: grid;
  gap: 1rem;
}

.ss-section-heading,
.ss-pool-head,
.ss-log-head,
.ss-dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.ss-section-heading {
  margin-bottom: 1rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ss-section-heading-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.ss-section-heading-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  letter-spacing: 0;
  text-transform: none;
}

.ss-workbench-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.55rem;
}

.ss-workbench-control {
  padding: 0.42rem 0.75rem;
  font-size: 0.74rem;
  letter-spacing: 0;
}

.ss-catalog-page {
  min-height: 420px;
}

.ss-catalog-grid {
  display: grid;
  gap: 1.1rem;
}

.ss-problem-set {
  display: grid;
  gap: 0.75rem;
}

.ss-problem-set-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 0.1rem;
}

.ss-problem-set-head span,
.ss-problem-set-head strong,
.ss-problem-set-head small {
  display: block;
}

.ss-problem-set-head strong {
  margin-top: 0.18rem;
  font-size: 1.05rem;
}

.ss-problem-set-head small {
  color: var(--ss-muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.ss-problem-set-grid {
  display: grid;
  gap: 0.8rem;
}

.ss-topic-set-head {
  margin: 0.2rem 0 0.8rem;
}

.ss-topic-intro {
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
}

.ss-topic-intro-body {
  display: grid;
  gap: 0.6rem;
  padding: 1rem 1.1rem;
}

.ss-topic-section {
  margin-top: 0.8rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--ss-line);
}

.ss-topic-section:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.ss-topic-section-title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 600;
}

.ss-topic-callout {
  margin: 0.5rem 0 0;
  padding: 0.5rem 0.7rem;
  border-left: 3px solid var(--ss-line);
  background: rgba(0, 0, 0, 0.03);
  font-size: 0.85rem;
  color: var(--ss-muted);
  border-radius: 0 0.4rem 0.4rem 0;
}

.ss-topic-thinking-steps {
  display: grid;
  gap: 0.4rem;
  margin: 0.3rem 0;
}

.ss-topic-intro-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.ss-topic-intro-step strong {
  white-space: nowrap;
}

.ss-topic-intro-note {
  margin: 0.3rem 0 0;
  font-size: 0.85rem;
  color: var(--ss-muted);
}

.ss-topic-intro-background {
  color: var(--ss-muted);
  font-size: 0.82rem;
}

.ss-topic-intro-task {
  font-size: 0.95rem;
}

.ss-topic-intro-method {
  font-size: 0.88rem;
}

/* 核心思维模式：流程 */
.ss-topic-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.4rem;
  margin: 0.3rem 0 0.6rem;
  font-size: 0.88rem;
}

.ss-topic-flow-step {
  font-weight: 600;
}

.ss-topic-flow-arrow {
  color: var(--ss-muted);
}

/* 核心思维模式：孩子问自己对照表 */
.ss-topic-mode-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.2rem 0;
  font-size: 0.86rem;
}

.ss-topic-mode-table th {
  text-align: left;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ss-muted);
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid var(--ss-line);
}

.ss-topic-mode-table td {
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--ss-line);
  vertical-align: top;
}

.ss-topic-mode-step {
  white-space: nowrap;
  font-weight: 600;
}

.ss-topic-mode-ask {
  color: var(--ss-muted);
}

/* 模式如何应用：条件规则 */
.ss-topic-rules {
  list-style: none;
  margin: 0.3rem 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
  font-size: 0.88rem;
}

.ss-topic-rules li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem;
}

.ss-topic-rules-if {
  font-weight: 600;
}

.ss-topic-rules-then {
  color: var(--ss-muted);
}

/* 用这套模式进入题目：收尾段落 */
.ss-topic-intro-entry {
  margin: 0.6rem 0 0;
  padding-top: 0.6rem;
  border-top: 1px solid var(--ss-line);
  font-size: 0.88rem;
  color: var(--ss-muted);
}

.ss-topic-intro-name {
  margin: 0 0 0.2rem;
  font-size: 1.3rem;
}

.ss-topic-intro-effort {
  color: var(--ss-muted);
  font-size: 0.82rem;
}

.ss-topic-intro-path {
  margin: 0.3rem 0 0;
  padding-left: 1.2rem;
}

.ss-topic-intro-path li {
  display: grid;
  gap: 0.1rem;
  margin-bottom: 0.35rem;
}

.ss-topic-intro-path-problems {
  color: var(--ss-green);
  font-size: 0.8rem;
}

.ss-topic-intro-path-learns {
  color: var(--ss-muted);
  font-size: 0.8rem;
}

.ss-topic-intro-list {
  display: grid;
  gap: 0.3rem;
  font-size: 0.84rem;
}

.ss-topic-intro-list ul {
  margin: 0.2rem 0 0;
  padding-left: 1.1rem;
  color: var(--ss-muted);
}

.ss-topic-problems-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  margin-top: 0.8rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--ss-line);
}

.ss-topic-problems-header .ss-topic-section-title {
  margin: 0;
}

.ss-topic-start-host {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.ss-topic-start {
  display: inline-block;
  margin: 0;
  padding: 0.6rem 1rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.6rem;
  background: var(--ss-green-soft);
  color: inherit;
  text-decoration: none;
  font-size: 0.92rem;
}

.ss-topic-start:hover {
  border-color: #8eb2a2;
}

.ss-topic-progress {
  margin: 0.3rem 0 0;
  color: var(--ss-muted);
  font-size: 0.8rem;
}

.ss-problem-set-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.1rem;
}

.ss-problem-set-card {
  display: grid;
  grid-template-rows: auto auto auto;
  gap: 0.9rem;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.7);
  color: inherit;
  text-decoration: none;
  transition: border-color 140ms ease, background 140ms ease, box-shadow 140ms ease;
}

.ss-problem-set-card:hover {
  border-color: #8eb2a2;
  background: var(--ss-green-soft);
  box-shadow: 0 12px 30px rgba(24, 34, 29, 0.08);
}

.ss-problem-set-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.ss-problem-set-card-main {
  display: grid;
  gap: 0.3rem;
  min-width: 0;
}

.ss-problem-set-card-main strong {
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-problem-set-card-main small {
  color: var(--ss-muted);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-problem-set-card-stats {
  display: flex;
  gap: 0.7rem;
}

.ss-problem-set-card-stat-tile {
  display: grid;
  justify-items: center;
  gap: 0.1rem;
  padding: 0.5rem 0.9rem;
  min-width: 4rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.6rem;
  background: rgba(142, 178, 162, 0.06);
}

.ss-problem-set-card-stat-tile b {
  color: var(--ss-green);
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1;
}

.ss-problem-set-card-stat-tile small {
  color: var(--ss-muted);
  font-size: 0.72rem;
}

.ss-problem-set-card-latest {
  color: var(--ss-muted);
  font-style: normal;
  font-size: 0.74rem;
}

.ss-catalog-back {
  display: inline-block;
  margin: 0 0 0.8rem;
  color: var(--ss-muted);
  font-size: 0.82rem;
  text-decoration: none;
}

.ss-catalog-back:hover {
  text-decoration: underline;
}

.ss-catalog-entry {
  overflow: hidden;
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.7);
}

.ss-catalog-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  width: 100%;
  border: 0;
  border-radius: 0;
  padding: 1rem;
  background: transparent;
  color: inherit;
  text-align: left;
  text-decoration: none;
}

.ss-catalog-entry:has(.ss-catalog-card:hover),
.ss-catalog-entry:has(.ss-catalog-card[aria-expanded="true"]) {
  border-color: #8eb2a2;
}

.ss-catalog-card:hover,
.ss-catalog-card[aria-expanded="true"] {
  background: var(--ss-green-soft);
}

.ss-catalog-card-main strong,
.ss-catalog-card-main small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-catalog-card-title-row {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  min-width: 0;
}

.ss-catalog-card-index {
  flex: 0 0 auto;
  color: var(--ss-green);
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-catalog-card-main strong {
  font-size: 1rem;
}

.ss-catalog-card-main small {
  margin-top: 0.3rem;
  color: var(--ss-muted);
}

.ss-catalog-card-stats {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-align: right;
}

.ss-catalog-card-stats span,
.ss-catalog-card-stats em {
  display: block;
}

.ss-catalog-card-stats b {
  display: block;
  color: var(--ss-green);
  font-size: 1.1rem;
}

.ss-catalog-card-stats small,
.ss-catalog-card-stats em {
  color: var(--ss-muted);
  font-size: 0.76rem;
  font-style: normal;
}

.ss-catalog-card-arrow {
  width: 1rem;
  color: var(--ss-green);
  font-size: 1.1rem;
  font-style: normal;
  transition: transform 140ms ease;
}

.ss-catalog-card[aria-expanded="true"] .ss-catalog-card-arrow {
  transform: rotate(180deg);
}

.ss-exercise-panel {
  border-top: 1px solid var(--ss-line);
  background: rgba(255, 254, 249, 0.72);
}

.ss-exercise-list {
  display: grid;
}

.ss-exercise-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.1rem;
  padding: 0.8rem 1rem 0.8rem 2rem;
  border-bottom: 1px solid rgba(217, 213, 199, 0.8);
  color: inherit;
  text-decoration: none;
}

.ss-exercise-row-more {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(217, 213, 199, 0.8);
  background: rgba(246, 250, 247, 0.82);
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.ss-exercise-row:last-child {
  border-bottom: 0;
}

.ss-exercise-row:hover {
  background: rgba(220, 235, 228, 0.72);
}

.ss-exercise-row span,
.ss-exercise-row strong,
.ss-exercise-row small {
  display: block;
}

.ss-exercise-row small {
  margin-top: 0.2rem;
  color: var(--ss-muted);
  font-size: 0.76rem;
}

.ss-exercise-row b {
  flex: 0 0 auto;
  color: var(--ss-green);
  font-size: 0.8rem;
}

.ss-exercise-row-new {
  background: rgba(227, 237, 245, 0.36);
}

.ss-exercise-list-state {
  padding: 1rem 2rem;
  color: var(--ss-muted);
  font-size: 0.82rem;
}

.ss-exercise-list-error {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ss-red);
}

.ss-exercise-list-error button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--ss-green);
  font-weight: 700;
}

/* Catalog product surface */
body.ss-catalog-body {
  min-height: 100vh;
  background:
    linear-gradient(rgba(24, 34, 29, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 34, 29, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, #eef7f2 0, #eef7f2 13rem, #f7f8f4 13rem, #f7f8f4 100%),
    #f7f8f4;
  background-position: center top, center top, center top;
  background-size: 28px 28px, 28px 28px, auto;
}

body.ss-catalog-body .ss-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 4.25rem;
  max-width: none;
  border-bottom: 1px solid rgba(204, 219, 211, 0.9);
  padding: 0.78rem max(1.5rem, calc((100vw - 1040px) / 2 + 1.5rem));
  background: rgba(244, 251, 247, 0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px rgba(29, 45, 38, 0.045);
}

body.ss-catalog-body .ss-header-copy {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 0.75rem;
}

body.ss-catalog-body .ss-header-copy h1 {
  margin-left: 0;
  color: #12231c;
  font-family: inherit;
  font-size: 1.45rem;
  font-weight: 850;
  line-height: 1.2;
}

body.ss-catalog-body .ss-eyebrow {
  color: #176b55;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

body.ss-catalog-body .ss-catalog-shell {
  max-width: 1040px;
  padding: 2rem 1.5rem 4rem;
}

body.ss-set-detail-view .ss-catalog-shell {
  padding-top: 1.4rem;
}

body.ss-catalog-body .ss-workbench.ss-catalog-page {
  min-height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 0;
}

body.ss-catalog-body .ss-catalog-grid {
  gap: 1.35rem;
}

body.ss-catalog-body .ss-problem-set {
  gap: 0.7rem;
}

body.ss-catalog-body .ss-catalog-back {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  margin: 0.85rem 0 1.4rem;
  color: #52635b;
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
}

body.ss-catalog-body .ss-catalog-back:hover {
  color: #176b55;
}

body.ss-catalog-body .ss-catalog-back[hidden] {
  display: none;
}

body.ss-catalog-body .ss-topic-set-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 0.75rem;
}

body.ss-catalog-body .ss-topic-set-head-main {
  min-width: 0;
}

body.ss-catalog-body .ss-topic-back {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 2.1rem;
  border: 1px solid #d5e0d9;
  border-radius: 999px;
  padding: 0.42rem 0.75rem;
  background: rgba(255, 255, 255, 0.78);
  color: #52635b;
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

body.ss-catalog-body .ss-topic-back:hover {
  border-color: #9ec4b4;
  color: #176b55;
}

body.ss-catalog-body .ss-topic-breadcrumb {
  text-decoration: none;
}

body.ss-catalog-body .ss-topic-breadcrumb-home {
  color: inherit;
  text-decoration: none;
}

body.ss-catalog-body .ss-topic-breadcrumb-home:hover {
  text-decoration: underline;
}

body.ss-catalog-body .ss-topic-breadcrumb-current {
  white-space: nowrap;
}

body.ss-catalog-body .ss-topic-intro-background {
  margin: 0 0 0.65rem;
  color: #52635b;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.5;
}

body.ss-catalog-body .ss-topic-intro-name {
  max-width: 42rem;
  margin: 0;
  color: #10231b;
  font-family: inherit;
  font-size: 2rem;
  font-weight: 850;
  line-height: 1.2;
}

body.ss-catalog-body .ss-topic-intro {
  overflow: hidden;
  border: 1px solid #dfe6dc;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 18px 44px rgba(29, 45, 38, 0.08);
  margin-bottom: 1.45rem;
}

body.ss-catalog-body .ss-topic-intro-dialog {
  width: min(760px, calc(100vw - 2rem));
  max-height: min(760px, calc(100dvh - 2rem));
  overflow: hidden;
  border: 1px solid #d6e1da;
  border-radius: 8px;
  padding: 0;
  background: #fffefb;
  box-shadow: 0 28px 80px rgba(18, 35, 28, 0.22);
  color: #15251e;
}

body.ss-catalog-body .ss-topic-intro-dialog::backdrop {
  background: rgba(17, 30, 24, 0.36);
  backdrop-filter: blur(3px);
}

body.ss-catalog-body .ss-topic-intro-panel {
  display: grid;
  max-height: min(760px, calc(100dvh - 2rem));
  grid-template-rows: auto minmax(0, 1fr) auto;
}

body.ss-catalog-body .ss-topic-intro-dialog-head {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
  border-bottom: 1px solid #e2e9e4;
  padding: 1rem 1.15rem;
  background: #eef7f2;
}

body.ss-catalog-body .ss-topic-intro-dialog-head h2 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 850;
}

body.ss-catalog-body .ss-topic-intro-dialog-foot {
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid #e2e9e4;
  padding: 0.85rem 1.15rem;
  background: #fffefb;
}

body.ss-catalog-body .ss-topic-intro-close,
body.ss-catalog-body .ss-topic-intro-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #cdded4;
  border-radius: 999px;
  background: #fff;
  color: #176b55;
  font-weight: 850;
  line-height: 1;
  white-space: nowrap;
}

body.ss-catalog-body .ss-topic-intro-close {
  min-height: 2.35rem;
  padding: 0.58rem 1.1rem;
  background: #176b55;
  color: #fff;
  font-size: 0.86rem;
}

body.ss-catalog-body .ss-topic-intro-trigger {
  min-height: 2.05rem;
  padding: 0.45rem 0.78rem;
  font-size: 0.84rem;
}

body.ss-catalog-body .ss-topic-intro-close:hover,
body.ss-catalog-body .ss-topic-intro-trigger:hover {
  border-color: #9ec4b4;
  background: #f3faf6;
}

body.ss-catalog-body .ss-topic-intro-close:hover {
  border-color: #0f5d49;
  background: #0f5d49;
}

body.ss-catalog-body .ss-topic-intro-body {
  gap: 1rem;
  padding: 1.25rem;
}

body.ss-catalog-body .ss-topic-intro-dialog .ss-topic-intro-body {
  max-height: calc(min(760px, 100dvh - 2rem) - 8.6rem);
  overflow: auto;
}

body.ss-catalog-body .ss-topic-section {
  margin: 0;
  border-top: 0;
  border-left: 3px solid #d8e7df;
  padding: 0.15rem 0 0.15rem 0.9rem;
}

body.ss-catalog-body .ss-topic-section-title {
  margin-bottom: 0.55rem;
  color: #15251e;
  font-size: 1rem;
  font-weight: 850;
  line-height: 1.35;
}

body.ss-catalog-body .ss-topic-intro-task,
body.ss-catalog-body .ss-topic-intro-entry {
  margin: 0;
  color: #33423a;
  font-size: 0.94rem;
  line-height: 1.75;
}

body.ss-catalog-body .ss-topic-intro-entry {
  border-top: 1px solid #e8ece7;
  padding-top: 0.95rem;
}

body.ss-catalog-body .ss-topic-flow {
  gap: 0.45rem;
  margin: 0.15rem 0 1rem;
}

body.ss-catalog-body .ss-topic-flow-step {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  border: 1px solid #cdded4;
  border-radius: 999px;
  padding: 0.38rem 0.7rem;
  background: #f3faf6;
  color: #176b55;
  font-size: 0.84rem;
  font-weight: 800;
  line-height: 1.25;
}

body.ss-catalog-body .ss-topic-flow-arrow {
  color: #8a9a91;
  font-weight: 800;
}

body.ss-catalog-body .ss-topic-mode-table {
  border-collapse: separate;
  border-spacing: 0;
  margin: 0.2rem 0 0;
  overflow: hidden;
  border: 1px solid #e4e9e5;
  border-radius: 8px;
  background: #fff;
  font-size: 0.88rem;
}

body.ss-catalog-body .ss-topic-mode-table th {
  border-bottom: 1px solid #e4e9e5;
  background: #f6f8f7;
  color: #5c6b63;
  font-size: 0.78rem;
  font-weight: 850;
  padding: 0.65rem 0.8rem;
}

body.ss-catalog-body .ss-topic-mode-table td {
  border-bottom: 1px solid #edf0ed;
  padding: 0.75rem 0.8rem;
  line-height: 1.55;
}

body.ss-catalog-body .ss-topic-mode-table tr:last-child td {
  border-bottom: 0;
}

body.ss-catalog-body .ss-topic-mode-step {
  color: #176b55;
  font-weight: 850;
}

body.ss-catalog-body .ss-topic-mode-ask {
  color: #33423a;
}

body.ss-catalog-body .ss-topic-rules {
  gap: 0.55rem;
  margin: 0;
  font-size: 0.9rem;
}

body.ss-catalog-body .ss-topic-rules li {
  gap: 0.45rem;
  border-left: 3px solid #e7c568;
  padding: 0.2rem 0 0.2rem 0.7rem;
  line-height: 1.6;
}

body.ss-catalog-body .ss-topic-rules-if {
  color: #17241e;
  font-weight: 850;
}

body.ss-catalog-body .ss-topic-rules-then {
  color: #405047;
}

body.ss-catalog-body .ss-topic-thinking-map-line {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

body.ss-catalog-body .ss-topic-thinking-map-line li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.65rem;
  align-items: start;
  border: 1px solid #e3e8e4;
  border-radius: 8px;
  padding: 0.7rem 0.75rem;
  background: #fbfcfb;
}

body.ss-catalog-body .ss-topic-thinking-map-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 50%;
  background: #2d6f61;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 850;
  line-height: 1;
}

body.ss-catalog-body .ss-topic-thinking-map-copy {
  display: grid;
  gap: 0.22rem;
  min-width: 0;
}

body.ss-catalog-body .ss-topic-thinking-map-copy strong {
  color: #15251e;
  font-size: 0.92rem;
  line-height: 1.35;
}

body.ss-catalog-body .ss-topic-thinking-map-copy small {
  color: #56675f;
  font-size: 0.82rem;
  line-height: 1.55;
}

body.ss-catalog-body .ss-topic-problems-header {
  align-items: center;
  margin-top: 0;
  border-top: 0;
  padding: 0 0 0.65rem;
}

body.ss-catalog-body .ss-topic-problems-header .ss-topic-section-title {
  margin: 0;
  font-size: 1.2rem;
}

body.ss-catalog-body .ss-topic-start-host {
  flex-direction: row;
  align-items: center;
  gap: 0.8rem;
  text-align: left;
}

body.ss-catalog-body .ss-topic-start {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  max-width: min(26rem, 52vw);
  overflow-wrap: anywhere;
  border: 1px solid #176b55;
  border-radius: 999px;
  padding: 0.72rem 1.1rem;
  background: #176b55;
  box-shadow: 0 12px 24px rgba(23, 107, 85, 0.18);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 850;
  line-height: 1.25;
  text-align: center;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

body.ss-catalog-body .ss-topic-start:hover {
  border-color: #0f5d49;
  background: #0f5d49;
  box-shadow: 0 15px 28px rgba(23, 107, 85, 0.23);
  transform: translateY(-1px);
}

body.ss-catalog-body .ss-topic-progress {
  margin: 0;
  color: #64736b;
  font-size: 0.8rem;
  font-weight: 650;
  white-space: nowrap;
}

body.ss-catalog-body .ss-problem-set-grid {
  gap: 0.75rem;
}

body.ss-catalog-body .ss-catalog-entry {
  position: relative;
  overflow: hidden;
  border: 1px solid #e0e6e1;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 28px rgba(29, 45, 38, 0.055);
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

body.ss-catalog-body .ss-catalog-entry::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: #dfe8e2;
  content: "";
}

body.ss-catalog-body .ss-catalog-entry:has(.ss-catalog-card:hover),
body.ss-catalog-body .ss-catalog-entry:has(.ss-catalog-card[aria-expanded="true"]) {
  border-color: #9ec4b4;
  box-shadow: 0 16px 34px rgba(29, 45, 38, 0.09);
  transform: translateY(-1px);
}

body.ss-catalog-body .ss-catalog-entry:has(.ss-catalog-card:hover)::before,
body.ss-catalog-body .ss-catalog-entry:has(.ss-catalog-card[aria-expanded="true"])::before {
  background: #176b55;
}

body.ss-catalog-body .ss-catalog-card {
  min-height: 5rem;
  padding: 1.05rem 1.15rem 1.05rem 1.35rem;
  background: transparent;
}

body.ss-catalog-body .ss-catalog-card:hover,
body.ss-catalog-body .ss-catalog-card[aria-expanded="true"] {
  background: #f6fbf8;
}

body.ss-catalog-body .ss-catalog-card-main strong {
  color: #16251e;
  font-size: 1rem;
  font-weight: 850;
  letter-spacing: 0;
}

body.ss-catalog-body .ss-catalog-card-title-row {
  align-items: center;
  gap: 0.65rem;
}

body.ss-catalog-body .ss-catalog-card-index {
  display: inline-flex;
  align-items: center;
  min-height: 1.6rem;
  border: 1px solid #cdded4;
  border-radius: 999px;
  padding: 0.24rem 0.52rem;
  background: #edf7f2;
  color: #176b55;
  font-size: 0.76rem;
  font-weight: 850;
  line-height: 1;
}

body.ss-catalog-body .ss-catalog-card-main small {
  max-width: 48rem;
  margin-top: 0.35rem;
  color: #66746d;
  font-size: 0.82rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
  white-space: normal;
}

body.ss-catalog-body .ss-catalog-card-stats {
  gap: 0.75rem;
}

body.ss-catalog-body .ss-catalog-card-stats span {
  min-width: 2.8rem;
}

body.ss-catalog-body .ss-catalog-card-stats b {
  color: #176b55;
  font-size: 1.22rem;
  font-weight: 850;
}

body.ss-catalog-body .ss-catalog-card-stats small {
  color: #64736b;
  font-size: 0.72rem;
  font-weight: 650;
}

body.ss-catalog-body .ss-catalog-card-stats em {
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  border: 1px solid #dce5df;
  border-radius: 999px;
  padding: 0.3rem 0.62rem;
  background: #fff;
  color: #52635b;
  font-size: 0.78rem;
  font-weight: 750;
  white-space: nowrap;
}

body.ss-catalog-body .ss-catalog-card-arrow {
  display: grid;
  width: 1.75rem;
  height: 1.75rem;
  place-items: center;
  border-radius: 50%;
  background: #edf7f2;
  color: #176b55;
  font-size: 0.95rem;
  font-weight: 850;
}

body.ss-catalog-body .ss-exercise-panel {
  border-top-color: #e4e9e5;
  background: #fbfcfa;
}

body.ss-catalog-body .ss-exercise-row {
  min-height: 4rem;
  padding: 0.8rem 1.1rem 0.8rem 1.35rem;
}

body.ss-catalog-body .ss-exercise-row:hover {
  background: #f0f8f4;
}

body.ss-catalog-body .ss-problem-set-card {
  border-color: #e0e6e1;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 28px rgba(29, 45, 38, 0.055);
}

body.ss-catalog-body .ss-problem-set-card:hover {
  background: #f6fbf8;
  box-shadow: 0 16px 34px rgba(29, 45, 38, 0.09);
}

.ss-empty-state {
  border: 1px dashed var(--ss-line);
  border-radius: 0.8rem;
  padding: 1rem;
  color: var(--ss-muted);
}

.ss-link-button {
  border: 0;
  padding: 0;
  background: none;
  color: var(--ss-green);
  font-size: 0.78rem;
  font-weight: 700;
}

.ss-image-button {
  display: block;
  width: 100%;
  overflow: hidden;
  margin-top: 1rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.9rem;
  padding: 0.55rem;
  background: #fff;
}

.ss-image-button[hidden] {
  display: none;
}

.ss-image-button img {
  display: block;
  width: 100%;
  max-height: 260px;
  object-fit: contain;
}

.ss-process-diagram {
  display: block;
  margin-top: 1rem;
}

.ss-legend p {
  margin: 0.55rem 0 0;
  color: var(--ss-muted);
  font-size: 0.86rem;
  line-height: 1.65;
}

.ss-legend {
  margin-top: 1.25rem;
}

.ss-legend h2 {
  margin: 0;
  font-size: 0.9rem;
}

.ss-workspace-body {
  display: flex;
  min-height: 0;
  flex-direction: column;
}

.ss-stage-card {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  padding: 0;
  background: transparent;
}

.ss-stage-card h2 {
  margin: 0.35rem 0 0.65rem;
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 600;
}

.ss-stage-card > p {
  margin: 0 0 1.2rem;
  color: var(--ss-muted);
  line-height: 1.7;
}

.ss-current-direction {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 1.1rem;
  border: 1px solid #afc9bc;
  border-radius: 0.85rem;
  padding: 0.85rem 1rem;
  background: var(--ss-green-soft);
}

.ss-current-direction-host .ss-current-direction {
  margin-bottom: 0.2rem;
}

.ss-current-direction small {
  display: block;
  color: var(--ss-green);
  font-weight: 800;
}

.ss-current-direction strong {
  display: block;
  margin-top: 0.2rem;
}

.ss-current-direction span {
  display: block;
  margin-top: 0.35rem;
  color: var(--ss-muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.ss-direction-dialog-button {
  flex: 0 0 auto;
}

.ss-form {
  display: flex;
  flex: 1;
  flex-direction: column;
}

.ss-attempt-workflow {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 1rem;
  min-height: 0;
}

.ss-review-stream,
.ss-attempt-side {
  min-width: 0;
}

.ss-review-stream {
  display: grid;
  align-content: start;
  gap: 0.75rem;
  max-height: 690px;
  overflow: auto;
  padding-right: 0.25rem;
}

.ss-attempt-side {
  display: grid;
  align-content: start;
  grid-template-rows: minmax(120px, auto) auto;
  gap: 0.8rem;
}

.ss-stream-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.45rem;
}

.ss-stream-head span,
.ss-review-card-head span {
  color: var(--ss-muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.ss-user-attempts,
.ss-attempt-compose,
.ss-review-card,
.ss-review-empty {
  border: 1px solid var(--ss-line);
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.74);
}

.ss-user-attempts {
  padding: 0.75rem;
}

.ss-user-attempt-list {
  display: grid;
  gap: 0.5rem;
  max-height: 220px;
  overflow: auto;
}

.ss-user-attempt-message {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.35rem 0.55rem;
  border: 1px solid #dce3dd;
  border-radius: 0.65rem;
  padding: 0.55rem 0.6rem;
  background: #fbfcfb;
}

.ss-user-attempt-message[data-active="true"] {
  border-color: #9ebbad;
  background: var(--ss-green-soft);
}

.ss-user-attempt-message > span {
  color: var(--ss-green);
  font-size: 0.72rem;
  font-weight: 900;
}

.ss-user-attempt-message > p {
  min-width: 0;
  margin: 0;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.ss-user-attempt-message > small {
  grid-column: 2;
  color: var(--ss-muted);
  font-size: 0.68rem;
  font-weight: 700;
}

.ss-user-attempt-empty,
.ss-review-empty,
.ss-impact-empty {
  color: var(--ss-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.ss-review-empty {
  padding: 1rem;
}

.ss-attempt-compose {
  flex: 0 0 auto;
  padding: 0.8rem;
}

.ss-attempt-compose textarea {
  min-height: 150px;
}

.ss-attempt-compose .ss-form-actions {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  margin-top: 0;
  padding-top: 0.75rem;
}

.ss-attempt-compose .ss-form-action-buttons {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: nowrap;
  gap: 0.65rem;
  margin-left: auto;
}

.ss-attempt-compose .ss-button {
  display: inline-flex;
  align-items: center;
  min-width: 4.4rem;
  justify-content: center;
  padding-right: 0.82rem;
  padding-left: 0.82rem;
  white-space: nowrap;
}

#attemptHintButton {
  min-width: 5.5rem;
}

.ss-review-card {
  display: grid;
  gap: 0.65rem;
  padding: 0.85rem;
}

.ss-review-card[data-active="true"] {
  border-color: #9ebbad;
  background: #f4fbf7;
}

.ss-review-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.ss-review-card-head strong {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.35rem;
  min-width: 0;
}

.ss-review-card-head strong small {
  color: var(--ss-muted);
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-review-card-head strong em {
  border: 1px solid #d6b96f;
  border-radius: 999px;
  padding: 0.16rem 0.45rem;
  background: #fff8e8;
  color: #8a6514;
  font-size: 0.66rem;
  font-style: normal;
  font-weight: 900;
}

.ss-review-body {
  min-width: 0;
}

.ss-review-pending {
  margin: 0;
  color: var(--ss-muted);
  line-height: 1.6;
}

.ss-feedback-compact {
  margin: 0;
}

.ss-feedback-more {
  margin-top: 0.45rem;
}

.ss-guidance-prompt {
  margin-top: 0.65rem;
  border-left: 3px solid var(--ss-green);
  border-radius: 0 0.55rem 0.55rem 0;
  padding: 0.55rem 0.7rem;
  background: #f8fcfa;
}

.ss-guidance-prompt small {
  display: block;
  color: var(--ss-green);
  font-size: 0.7rem;
  font-weight: 900;
}

.ss-guidance-prompt p {
  margin: 0.2rem 0 0;
  color: var(--ss-ink);
  line-height: 1.55;
}

.ss-feedback-more summary {
  color: var(--ss-green);
  font-size: 0.74rem;
  font-weight: 800;
}

.ss-feedback-more p {
  margin: 0.4rem 0 0;
  color: var(--ss-muted);
  line-height: 1.55;
}

.ss-feedback-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.7rem;
}

.ss-feedback-retry {
  min-width: 5.5rem;
  padding: 0.45rem 0.8rem;
  font-size: 0.76rem;
}

.ss-impact {
  display: grid;
  gap: 0.55rem;
}

.ss-impact .ss-claims-panel,
.ss-impact .ss-auxiliary-panel {
  margin: 0;
}

.ss-impact .ss-claims-list,
.ss-impact .ss-auxiliary-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ss-impact .ss-claim {
  gap: 0.3rem;
  min-height: 0;
  padding: 0.42rem 0.5rem;
}

.ss-impact .ss-claim > strong {
  font-size: 0.74rem;
  line-height: 1.32;
}

.ss-impact .ss-claim-status {
  font-size: 0.66rem;
}

.ss-impact-pending {
  border: 1px solid #d6c393;
  border-radius: 0.6rem;
  padding: 0.55rem 0.65rem;
  background: #fff8e8;
  color: #755a16;
  font-size: 0.76rem;
  font-weight: 800;
}

.ss-form label,
.ss-add-direction-form label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.84rem;
  font-weight: 800;
}

.ss-orientation-questions {
  display: grid;
  gap: 0.8rem;
}

.ss-orientation-question {
  border: 1px solid var(--ss-line);
  border-radius: 0.85rem;
  padding: 0.85rem;
  background: #fbfcfb;
}

.ss-orientation-question > span {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--ss-green);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.ss-form .ss-orientation-question textarea {
  min-height: 110px;
}

.ss-answer-input {
  overflow: hidden;
  border: 1px solid #bfc6bf;
  border-radius: 0.8rem;
  background: #fff;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.ss-answer-input:focus-within {
  border-color: var(--ss-green);
  box-shadow: 0 0 0 3px rgba(29, 102, 80, 0.12);
}

.ss-form .ss-answer-input textarea,
.ss-form .ss-answer-input textarea:focus {
  display: block;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.ss-form .ss-answer-input textarea:disabled {
  border-bottom: 1px dashed #cbd3cd;
}

.ss-speech-input {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 3rem;
  padding: 0.45rem 0.55rem 0.45rem 0.85rem;
  border-top: 1px solid #e3e7e3;
  background: #fbfcfb;
}

.ss-speech-status,
.ss-speech-controls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.ss-speech-status {
  min-width: 0;
  color: var(--ss-muted);
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.35;
}

.ss-speech-status-error {
  color: var(--ss-red);
}

.ss-speech-controls {
  flex: 0 0 auto;
}

.ss-speech-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-height: 2.05rem;
  border: 1px solid #b8c9c0;
  border-radius: 999px;
  padding: 0.36rem 0.7rem;
  background: #fff;
  color: var(--ss-green);
  font-size: 0.76rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-speech-button:hover {
  border-color: #82aa98;
  background: var(--ss-green-soft);
}

.ss-speech-button-primary {
  padding-right: 0.8rem;
}

.ss-speech-button-finish {
  border-color: var(--ss-red);
  background: var(--ss-red);
  color: #fff;
}

.ss-speech-dot,
.ss-speech-spinner {
  flex: 0 0 auto;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
}

.ss-speech-dot {
  background: var(--ss-red);
  box-shadow: 0 0 0 0 rgba(154, 61, 53, 0.3);
  animation: ss-speech-pulse 1.35s infinite;
}

.ss-speech-spinner {
  border: 2px solid #aac3b7;
  border-right-color: var(--ss-green);
  animation: ss-speech-spin 700ms linear infinite;
}

@keyframes ss-speech-pulse {
  60% { box-shadow: 0 0 0 0.35rem rgba(154, 61, 53, 0); }
}

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

@media (prefers-reduced-motion: reduce) {
  .ss-header {
    transition: none;
  }

  .ss-speech-dot,
  .ss-speech-spinner {
    animation: none;
  }
}

.ss-attempt-label-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.65rem;
}

.ss-attempt-label-copy {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.ss-attempt-label-actions {
  display: flex;
  justify-content: flex-end;
}

.ss-draft-state,
.ss-previous-feedback-label {
  color: var(--ss-muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.ss-previous-feedback-label {
  margin: 0 0 0.35rem 0.15rem;
}

.ss-form textarea,
.ss-inline-input input {
  width: 100%;
  border: 1px solid #bfc6bf;
  border-radius: 0.8rem;
  background: #fff;
  color: var(--ss-ink);
  outline: none;
}

.ss-form textarea {
  min-height: 145px;
  resize: vertical;
  padding: 0.9rem 1rem;
  line-height: 1.65;
}

.ss-form textarea:disabled {
  border-color: #cbd3cd;
  border-style: dashed;
  background: #eef2ef;
  color: #53615a;
  -webkit-text-fill-color: #53615a;
  box-shadow: inset 0 0 0 1px rgba(24, 34, 29, 0.025);
  cursor: not-allowed;
  opacity: 1;
  resize: none;
}

.ss-form-locked textarea:disabled {
  background:
    linear-gradient(rgba(238, 242, 239, 0.9), rgba(238, 242, 239, 0.9)),
    repeating-linear-gradient(-45deg, transparent 0 10px, rgba(29, 102, 80, 0.045) 10px 20px);
  cursor: progress;
}

.ss-input-lock-state {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ss-green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.ss-input-lock-state::before {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 0.2rem rgba(29, 102, 80, 0.12);
  content: "";
}

.ss-form textarea:focus,
.ss-inline-input input:focus {
  border-color: var(--ss-green);
  box-shadow: 0 0 0 3px rgba(29, 102, 80, 0.12);
}

.ss-form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-top: auto;
  padding-top: 1rem;
}

.ss-form-actions-end {
  justify-content: flex-end;
}

.ss-form-action-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 1.1rem;
}

.ss-workspace-action-row {
  justify-content: space-between;
  width: 100%;
}

.ss-workspace-overview {
  min-width: 0;
  border-color: transparent;
  background: transparent;
  padding: 0.18rem 0;
  color: var(--ss-green);
  font-size: 0.76rem;
  box-shadow: none;
  white-space: nowrap;
}

.ss-workspace-overview:hover {
  border-color: transparent;
  background: transparent;
  color: #155d49;
  text-decoration: underline;
}

.ss-hint-card {
  min-width: min(560px, calc(100vw - 4rem));
  border: 1px solid #d6c393;
  border-radius: 0.8rem;
  padding: 0.8rem 0.9rem;
  background: #fff8e8;
  color: var(--ss-ink);
  scroll-snap-align: start;
}

.ss-hint-card small,
.ss-hint-card strong {
  display: block;
}

.ss-hint-card small {
  margin-bottom: 0.2rem;
  color: #755a16;
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-hint-card strong {
  font-size: 0.78rem;
}

.ss-hint-card p {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  line-height: 1.55;
}

.ss-attempt-hint-question {
  color: var(--ss-muted);
}

.ss-attempt-hint-focus {
  color: #755a16;
  font-weight: 700;
}

.ss-attempt-hint-anchor {
  display: inline-block;
  padding: 0.18rem 0.45rem;
  border-radius: 999px;
  background: #efe2bd;
  color: #654b0d;
  font-size: 0.72rem !important;
  font-weight: 800;
}

.ss-hint-strategy-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 0.75rem;
}

.ss-hint-strategy-card {
  border: 1px solid #dfcfaa;
  border-radius: 0.7rem;
  padding: 0.72rem;
  background: rgba(255, 255, 255, 0.68);
}

.ss-hint-strategy-card > span {
  display: block;
  color: #876a25;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.ss-hint-strategy-card h3 {
  margin: 0.22rem 0 0.42rem;
  font-size: 0.82rem;
}

.ss-hint-strategy-card p {
  margin-top: 0.3rem;
  color: var(--ss-muted);
  font-size: 0.74rem;
}

.ss-hint-strategy-card b {
  display: block;
  margin-bottom: 0.08rem;
  color: var(--ss-ink);
  font-size: 0.68rem;
}

.ss-form-help,
.ss-add-direction-form small {
  color: var(--ss-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.ss-log-tag {
  display: inline-flex;
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0.36rem 0.62rem;
  background: #fff;
  color: var(--ss-muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.ss-notice-area:empty {
  display: none;
}

.ss-notice {
  margin-bottom: 0.85rem;
  border: 1px solid #cbd6d0;
  border-radius: 0.85rem;
  padding: 0.75rem 0.9rem;
  background: #eef5f1;
  font-size: 0.82rem;
  line-height: 1.55;
}

.ss-notice-warning {
  border-color: #dfc49b;
  background: var(--ss-amber-soft);
}

.ss-notice-error {
  border-color: #dcb4af;
  background: var(--ss-red-soft);
}

.ss-feedback {
  margin: 0 0 1rem;
  border: 1px solid #cbd6d0;
  border-radius: 0.85rem;
  padding: 0.9rem 1rem;
  background: #eef5f1;
  line-height: 1.6;
}

.ss-feedback strong {
  display: block;
}

.ss-proof-summary-stage {
  gap: 0;
}

.ss-summary-loading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  border: 1px solid #cbd6d0;
  border-radius: 0.85rem;
  padding: 1rem;
  background: var(--ss-green-soft);
}

.ss-summary-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid #b7d0c4;
  border-top-color: var(--ss-green);
  border-radius: 50%;
  animation: ss-summary-spin 0.8s linear infinite;
}

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

.ss-summary-primary-section {
  margin-top: 1rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.85rem;
  padding: 0.9rem 1rem;
  background: #fbfcfb;
}

.ss-summary-primary-section h3 {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
}

.ss-summary-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
}

.ss-summary-section-head h3 {
  margin-bottom: 0.2rem;
}

.ss-summary-section-head p {
  margin: 0 0 0.8rem;
  color: var(--ss-muted);
  font-size: 0.72rem;
  line-height: 1.55;
}

.ss-exploration-timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.ss-exploration-timeline li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.7rem;
  padding-bottom: 0.8rem;
}

.ss-exploration-timeline li:last-child {
  padding-bottom: 0;
}

.ss-exploration-timeline li > span {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--ss-green);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 900;
}

.ss-exploration-timeline li:not(:last-child) > span::after {
  position: absolute;
  top: 1.7rem;
  bottom: -0.8rem;
  left: 50%;
  width: 1px;
  background: #b9cec4;
  content: "";
}

.ss-exploration-timeline strong {
  display: block;
  font-size: 0.82rem;
}

.ss-exploration-timeline p {
  margin: 0.2rem 0 0;
  color: var(--ss-ink);
  font-size: 0.75rem;
  line-height: 1.55;
}

.ss-exploration-timeline small {
  display: block;
  margin-top: 0.35rem;
  border-left: 2px solid #d8c59f;
  padding-left: 0.55rem;
  color: var(--ss-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.ss-summary-original-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
  align-items: baseline;
  margin: 0.45rem 0 0;
  color: var(--ss-muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.ss-summary-original-line span {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 0.1rem 0.38rem;
  background: #efe6d4;
  color: #72531b;
  font-size: 0.66rem;
  font-weight: 900;
}

.ss-summary-original-line q {
  min-width: 0;
  quotes: none;
  overflow-wrap: anywhere;
}

.ss-summary-original-line q::before,
.ss-summary-original-line q::after {
  content: "";
}

.ss-exploration-timeline small b,
.ss-construction-review-card p b,
.ss-transfer-strategy-card p b {
  margin-right: 0.35rem;
  color: var(--ss-green);
}

.ss-construction-review-grid,
.ss-transfer-strategy-grid,
.ss-completion-bridge-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.ss-construction-review-card,
.ss-transfer-strategy-card,
.ss-completion-bridge-card {
  position: relative;
  border: 1px solid #c8d7d0;
  border-radius: 0.75rem;
  padding: 0.75rem 0.8rem;
  background: #fff;
}

.ss-construction-review-card[data-route-role="mainline"],
.ss-construction-review-card[data-route-role="latent_mainline"] {
  border-color: #94baa8;
  background: #f2f8f5;
}

.ss-construction-review-card[data-math-status="incorrect"] {
  border-color: #dfb7b1;
  background: #fff8f7;
}

.ss-construction-review-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
}

.ss-construction-review-head > strong {
  font-size: 0.82rem;
  line-height: 1.45;
}

.ss-construction-review-head > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.25rem;
}

.ss-construction-review-head span,
.ss-construction-review-head small,
.ss-construction-evidence {
  border-radius: 999px;
  padding: 0.15rem 0.4rem;
  font-size: 0.6rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-construction-review-head span {
  background: #e4f0ea;
  color: var(--ss-green);
}

.ss-construction-review-head small {
  background: #f3ede1;
  color: #79591f;
}

.ss-construction-review-card p {
  margin: 0.45rem 0 0;
  color: var(--ss-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.ss-construction-review-card dl,
.ss-transfer-strategy-card dl {
  display: grid;
  gap: 0.35rem;
  margin: 0.55rem 0 0;
}

.ss-construction-review-card dl > div,
.ss-transfer-strategy-card dl > div {
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  gap: 0.45rem;
}

.ss-construction-review-card dt,
.ss-transfer-strategy-card dt {
  color: var(--ss-muted);
  font-size: 0.65rem;
  font-weight: 800;
}

.ss-construction-review-card dd,
.ss-transfer-strategy-card dd {
  margin: 0;
  font-size: 0.7rem;
  line-height: 1.45;
}

.ss-construction-review-card dd span {
  display: inline-block;
  margin: 0 0.22rem 0.2rem 0;
  border-radius: 0.35rem;
  padding: 0.12rem 0.3rem;
  background: #edf3f0;
}

.ss-construction-later-role {
  border-top: 1px solid var(--ss-line);
  padding-top: 0.45rem;
}

.ss-construction-evidence {
  display: inline-block;
  margin-top: 0.5rem;
  background: #eef0ef;
  color: var(--ss-muted);
}

.ss-transfer-strategy-card {
  border-color: #d8c59f;
  background: #fffcf6;
}

.ss-transfer-strategy-card h4 {
  margin: 0;
  color: #6d4f1a;
  font-size: 0.82rem;
}

.ss-transfer-strategy-card p {
  margin: 0.55rem 0 0;
  border-top: 1px solid #eadfc8;
  padding-top: 0.45rem;
  color: var(--ss-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.ss-completion-bridge-card {
  display: grid;
  gap: 0.55rem;
  border-color: #d8c59f;
  background: #fffcf6;
}

.ss-completion-bridge-direction {
  border-bottom: 1px solid #eadfc8;
  padding-bottom: 0.55rem;
}

.ss-completion-bridge-direction small,
.ss-completion-bridge-direction strong {
  display: block;
}

.ss-completion-bridge-direction small {
  margin-bottom: 0.18rem;
  color: var(--ss-green);
  font-size: 0.65rem;
  font-weight: 800;
}

.ss-completion-bridge-direction strong {
  font-size: 0.82rem;
  line-height: 1.5;
}

.ss-completion-bridge-gap,
.ss-completion-bridge-fix {
  display: grid;
  grid-template-columns: 1.4rem minmax(0, 1fr);
  gap: 0.45rem;
  align-items: start;
}

.ss-completion-bridge-gap > span,
.ss-completion-bridge-fix > span {
  display: grid;
  place-items: center;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 900;
}

.ss-completion-bridge-gap > span {
  background: #f6e2de;
  color: var(--ss-red);
}

.ss-completion-bridge-fix > span {
  background: #e4f0ea;
  color: var(--ss-green);
}

.ss-completion-bridge-card p {
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.ss-completion-bridge-card p b {
  display: block;
  margin-bottom: 0.08rem;
  color: var(--ss-ink);
}

.ss-completion-bridge-result {
  border-top: 1px dashed #d9cfbb;
  padding-top: 0.5rem;
}

.ss-structure-chain,
.ss-branch-choices,
.ss-detail-claims {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ss-structure-closure {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.7rem;
  border-radius: 0.7rem;
  padding: 0.75rem 0.85rem;
}

.ss-structure-closure small {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--ss-green);
  font-size: 0.68rem;
  font-weight: 900;
}

.ss-structure-closure strong {
  display: block;
  font-size: 0.9rem;
}

.ss-structure-closure p {
  margin: 0.25rem 0 0;
  color: var(--ss-muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.ss-structure-chain-head h4 {
  margin: 0;
  font-size: 0.78rem;
}

.ss-reasoning-directions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.ss-reasoning-directions > section {
  border: 1px solid #b9cec4;
  border-radius: 0.75rem;
  padding: 0.75rem;
  background: #f0f7f3;
}

.ss-reasoning-directions > section[data-reasoning-direction="backward"] {
  border-color: #d8c59f;
  background: #fbf5e9;
}

.ss-reasoning-directions h4,
.ss-convergence-head h4 {
  margin: 0;
  font-size: 0.8rem;
}

.ss-reasoning-directions h4 span {
  display: inline-grid;
  place-items: center;
  width: 1.3rem;
  height: 1.3rem;
  margin-right: 0.3rem;
  border-radius: 50%;
  background: var(--ss-green);
  color: white;
}

.ss-reasoning-directions [data-reasoning-direction="backward"] h4 span {
  background: var(--ss-amber);
}

.ss-reasoning-directions > section > p {
  margin: 0.25rem 0 0.6rem;
  color: var(--ss-muted);
  font-size: 0.68rem;
}

.ss-reasoning-directions ol {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ss-reasoning-directions li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 0.5rem;
  border-radius: 0.55rem;
  padding: 0.55rem 0.6rem;
  background: rgba(255, 255, 255, 0.76);
}

.ss-reasoning-directions li > div {
  min-width: 0;
}

.ss-reasoning-directions li strong {
  display: block;
  font-size: 0.78rem;
  line-height: 1.45;
}

.ss-reasoning-directions li p {
  margin: 0.18rem 0 0;
  color: var(--ss-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.ss-reasoning-directions li > span,
.ss-reasoning-directions li > small {
  border-radius: 999px;
  padding: 0.15rem 0.4rem;
  font-size: 0.62rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-reasoning-directions li > span {
  align-self: start;
  background: #e6efeb;
  color: var(--ss-green);
}

.ss-reasoning-directions li > small {
  grid-column: 2;
  background: #fff0d3;
  color: #8b5a12;
}

.ss-convergence-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0.9rem 0 0.55rem;
}

.ss-convergence-head span {
  color: var(--ss-muted);
  font-size: 0.68rem;
}

.ss-convergence-list {
  display: grid;
  gap: 0.55rem;
}

.ss-convergence-card {
  border: 1px solid #99bbaa;
  border-radius: 0.7rem;
  padding: 0.75rem 0.8rem;
  background: var(--ss-green-soft);
}

.ss-convergence-card > strong {
  display: block;
  font-size: 0.86rem;
}

.ss-convergence-card p {
  margin: 0.3rem 0 0;
  color: var(--ss-muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.ss-convergence-card p b,
.ss-convergence-meeting b {
  display: block;
  margin-bottom: 0.08rem;
  color: var(--ss-green);
  font-size: 0.62rem;
}

.ss-convergence-meeting {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.55rem;
}

.ss-convergence-meeting span {
  min-height: 3rem;
  border-radius: 0.55rem;
  padding: 0.5rem 0.6rem;
  background: rgba(255, 255, 255, 0.72);
  font-size: 0.7rem;
  line-height: 1.45;
}

.ss-convergence-meeting i {
  color: var(--ss-green);
  font-size: 1rem;
  font-style: normal;
  font-weight: 900;
}

.ss-convergence-hindsight {
  border-top: 1px solid rgba(29, 102, 80, 0.18);
  padding-top: 0.45rem;
}

.ss-structure-chain-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0.9rem 0 0.55rem;
}

.ss-structure-chain-head span {
  color: var(--ss-muted);
  font-size: 0.68rem;
}

.ss-structure-chain {
  counter-reset: structure-chain;
}

.ss-structure-chain li {
  position: relative;
  display: grid;
  grid-template-columns: 1.75rem minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.65rem;
  min-height: 3.2rem;
  border-radius: 0.65rem;
  padding: 0.7rem 0.8rem;
  background: var(--ss-green-soft);
  color: var(--ss-ink);
}

.ss-structure-chain li::before {
  display: grid;
  place-items: center;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 50%;
  background: var(--ss-green);
  color: white;
  content: counter(structure-chain);
  counter-increment: structure-chain;
  font-size: 0.72rem;
  font-weight: 900;
}

.ss-structure-chain li > div > span {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--ss-green);
  font-size: 0.66rem;
  font-weight: 900;
}

.ss-structure-chain strong {
  display: block;
  font-size: 0.84rem;
  line-height: 1.45;
}

.ss-structure-chain p {
  margin: 0.2rem 0 0;
  color: var(--ss-muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.ss-structure-chain li[data-verification-status="pending_verification"],
.ss-structure-closure[data-verification-status="pending_verification"] {
  border: 1px dashed #d5a65d;
  background: var(--ss-amber-soft);
}

.ss-structure-chain small,
.ss-structure-closure > span {
  border-radius: 999px;
  padding: 0.18rem 0.42rem;
  background: #fff4dc;
  color: #8b5a12;
  font-size: 0.68rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-structure-closure {
  margin-top: 0.65rem;
  border: 1px solid #afc9bc;
  background: #eef5f1;
}

.ss-branch-choices li {
  display: grid;
  grid-template-columns: 1.45rem minmax(0, 1fr);
  gap: 0.55rem;
  align-items: start;
}

.ss-branch-choices .ss-branch-empty {
  display: block;
  border-radius: 0.6rem;
  padding: 0.65rem 0.75rem;
  background: #f5f7f6;
  color: var(--ss-muted);
}

.ss-branch-choices li > span {
  display: grid;
  place-items: center;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: var(--ss-green-soft);
  color: var(--ss-green);
  font-weight: 900;
}

.ss-branch-choices li[data-branch-kind="abandoned"] > span {
  background: var(--ss-amber-soft);
  color: #8b5a12;
}

.ss-branch-choices strong {
  font-size: 0.82rem;
  line-height: 1.5;
}

.ss-branch-choices p {
  margin: 0.15rem 0 0;
  color: var(--ss-muted);
  font-size: 0.75rem;
  line-height: 1.5;
}

.ss-summary-details {
  margin-top: 1rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  background: #f8faf9;
}

.ss-summary-details > summary {
  padding: 0.8rem 0.9rem;
  color: var(--ss-green);
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
}

.ss-summary-details-body {
  border-top: 1px solid var(--ss-line);
  padding: 0 0.9rem 0.9rem;
}

.ss-detail-claims li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--ss-line);
  padding: 0.45rem 0;
  font-size: 0.75rem;
}

.ss-detail-claims span {
  color: var(--ss-muted);
  white-space: nowrap;
}

.ss-proof-conclusion {
  display: grid;
  gap: 0.25rem;
  border: 1px solid #afc9bc;
  border-radius: 0.85rem;
  padding: 0.85rem 1rem;
  background: var(--ss-green-soft);
}

.ss-proof-conclusion small {
  color: var(--ss-green);
  font-weight: 800;
}

.ss-proof-conclusion strong {
  font-size: 1.05rem;
}

.ss-summary-section {
  margin-top: 1rem;
}

.ss-summary-section h3 {
  margin: 0 0 0.65rem;
  font-size: 0.9rem;
}

.ss-proof-steps,
.ss-turning-points {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding-left: 1.4rem;
}

.ss-proof-steps li,
.ss-turning-points li {
  padding-left: 0.2rem;
  line-height: 1.55;
}

.ss-proof-steps strong,
.ss-proof-steps span {
  display: block;
}

.ss-proof-steps span {
  margin-top: 0.2rem;
  color: var(--ss-muted);
  font-size: 0.75rem;
}

.ss-exploration-review-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.ss-exploration-review-list {
  display: grid;
  gap: 0.55rem;
}

.ss-exploration-review-card,
.ss-summary-empty {
  border: 1px solid var(--ss-line);
  border-left: 3px solid var(--ss-green);
  border-radius: 0.65rem;
  padding: 0.7rem 0.75rem;
  background: #f6f8f7;
}

[data-review-kind="unhelpful"] .ss-exploration-review-card {
  border-left-color: var(--ss-amber);
  background: var(--ss-amber-soft);
}

.ss-exploration-review-card blockquote {
  margin: 0 0 0.45rem;
  color: var(--ss-ink);
  font-size: 0.78rem;
  line-height: 1.5;
}

.ss-exploration-review-card strong,
.ss-exploration-review-card small {
  display: block;
}

.ss-exploration-review-card strong {
  font-size: 0.76rem;
  line-height: 1.5;
}

.ss-exploration-review-card p,
.ss-exploration-review-card small,
.ss-summary-empty {
  color: var(--ss-muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.ss-exploration-review-card p {
  margin: 0.35rem 0;
}

.ss-rebuild-callout {
  margin-top: 1rem;
  border: 1px dashed #afc9bc;
  border-radius: 0.8rem;
  padding: 0.8rem 0.9rem;
}

.ss-rebuild-callout p {
  margin: 0.35rem 0 0;
  color: var(--ss-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.ss-summary-source {
  display: block;
  margin-top: 0.8rem;
  color: var(--ss-muted);
  text-align: right;
}

.ss-claims-panel {
  display: grid;
  grid-template-columns: minmax(3.5rem, auto) minmax(0, 1fr);
  align-items: start;
  gap: 0.75rem;
  margin: 0 0 0.9rem;
}

.ss-sidebar-auxiliary {
  margin-top: 1rem;
}

.ss-claims-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 2.25rem;
  margin-bottom: 0.45rem;
}

.ss-claims-panel > .ss-claims-head {
  margin-bottom: 0;
}

.ss-claims-head > span {
  color: var(--ss-muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.ss-claims-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.ss-claim {
  display: grid;
  gap: 0.45rem;
  border: 1px solid var(--ss-line);
  border-left: 3px solid #9ca8a1;
  border-radius: 0.55rem;
  padding: 0.55rem 0.62rem;
  background: #f6f7f6;
}

.ss-claim[data-claim-status="verified_given"],
.ss-claim[data-claim-status="supported"] {
  border-left-color: var(--ss-green);
  background: #f0f7f3;
}

.ss-claim-status {
  color: var(--ss-green);
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-claim[data-claim-status="unverified"] .ss-claim-status,
.ss-claim[data-claim-status="contradicted"] .ss-claim-status {
  color: var(--ss-amber);
}

.ss-claim > strong {
  display: block;
  font-size: 0.8rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.ss-auxiliary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.ss-auxiliary-card {
  display: grid;
  grid-template-rows: auto auto;
  gap: 0.35rem;
  border: 1px solid #cbd5df;
  border-left: 3px solid var(--ss-blue);
  border-radius: 0.55rem;
  padding: 0.55rem 0.62rem;
  background: var(--ss-blue-soft);
}

.ss-auxiliary-card[data-enabled="false"] {
  border-color: var(--ss-line);
  border-left-color: #9ca8a1;
  background: #f6f7f6;
  opacity: 0.72;
}

.ss-auxiliary-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.ss-auxiliary-card-head > strong {
  min-width: 0;
  font-size: 0.8rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.ss-auxiliary-card-footer {
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}

.ss-auxiliary-toggle {
  flex: 0 0 auto;
  border: 1px solid #9cb7ca;
  border-radius: 999px;
  padding: 0.2rem 0.48rem;
  background: #fff;
  color: #24536f;
  font-size: 0.66rem;
  font-weight: 800;
  line-height: 1.2;
}

.ss-auxiliary-toggle:hover {
  border-color: var(--ss-blue);
  background: #f7fbff;
}

.ss-auxiliary-card[data-enabled="false"] .ss-auxiliary-toggle {
  border-color: #8bb09a;
  color: var(--ss-green);
}

.ss-auxiliary-discard {
  flex: 0 0 auto;
  border: 1px solid #d7aaa5;
  border-radius: 999px;
  padding: 0.2rem 0.48rem;
  background: #fff;
  color: #9f3f36;
  font-size: 0.66rem;
  font-weight: 800;
  line-height: 1.2;
}

.ss-auxiliary-discard:hover {
  border-color: var(--ss-red);
  background: #fff7f5;
}

.ss-auxiliary-card > p {
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.68rem;
  line-height: 1.4;
}

.ss-empty-state,
.ss-loading {
  display: grid;
  min-height: 140px;
  place-items: center;
  border: 1px dashed var(--ss-line);
  border-radius: 0.9rem;
  padding: 1.5rem;
  color: var(--ss-muted);
  text-align: center;
}

.ss-inline-direction-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 0.2rem;
}

.ss-inline-direction-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 1rem;
  width: 100%;
  border: 1px solid #a9c2b6;
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
  background: #f5faf7;
  color: var(--ss-ink);
  text-align: left;
  transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

.ss-inline-direction-card:hover {
  border-color: var(--ss-green);
  box-shadow: 0 8px 22px rgba(29, 102, 80, 0.12);
  transform: translateY(-1px);
}

.ss-inline-direction-card > span {
  grid-column: 1 / -1;
  color: var(--ss-green);
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-inline-direction-card > strong {
  min-width: 0;
  font-size: 0.96rem;
}

.ss-inline-direction-card > small {
  grid-column: 1 / 2;
  overflow: hidden;
  color: var(--ss-muted);
  font-size: 0.76rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-inline-direction-card > b {
  grid-column: 2;
  grid-row: 2 / 4;
  align-self: center;
  color: var(--ss-green);
  font-size: 0.76rem;
  white-space: nowrap;
}

.ss-pool-head h2,
.ss-log-head h2 {
  margin: 0.2rem 0 0;
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: 1.55rem;
}

.ss-pool-head p {
  margin: 0.35rem 0 0;
  color: var(--ss-muted);
  font-size: 0.84rem;
}

.ss-pool-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.ss-pool-stat {
  min-width: 76px;
  border: 1px solid var(--ss-line);
  border-radius: 0.75rem;
  padding: 0.55rem 0.7rem;
  background: #fff;
  text-align: center;
}

.ss-pool-stat strong {
  font-size: 1.05rem;
}

.ss-direction-pool {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.ss-direction-card {
  display: flex;
  min-height: 205px;
  flex-direction: column;
  border: 1px solid var(--ss-line);
  border-top: 4px solid #aeb7b1;
  border-radius: 0.9rem;
  padding: 1rem;
  background: #fff;
}

.ss-direction-card[data-status="active"],
.ss-direction-card[data-status="promising"] {
  border-top-color: var(--ss-green);
}

.ss-direction-card[data-status="suspended"] {
  border-top-color: var(--ss-amber);
}

.ss-direction-card[data-status="pruned"] {
  border-top-color: var(--ss-red);
  opacity: 0.78;
}

.ss-direction-card[data-status="validated"],
.ss-direction-card[data-status="merged"] {
  border-top-color: var(--ss-blue);
}

.ss-direction-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.ss-status-pill {
  border-radius: 999px;
  padding: 0.28rem 0.55rem;
  background: #edf0ee;
  color: #52615a;
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-direction-card[data-status="active"] .ss-status-pill,
.ss-direction-card[data-status="promising"] .ss-status-pill {
  background: var(--ss-green-soft);
  color: var(--ss-green);
}

.ss-direction-card[data-status="pruned"] .ss-status-pill {
  background: var(--ss-red-soft);
  color: var(--ss-red);
}

.ss-direction-card h3 {
  margin: 0.7rem 0 0.45rem;
  font-size: 1rem;
}

.ss-direction-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.8rem;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.ss-direction-source {
  color: var(--ss-muted);
  font-size: 0.7rem;
}

.ss-direction-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 0.85rem;
}

.ss-direction-action {
  padding: 0.45rem 0.7rem;
  font-size: 0.72rem;
}

.ss-direction-action[data-action="suspend"],
.ss-direction-action[data-action="restore"],
.ss-direction-action[data-action="merge"] {
  border-color: var(--ss-line);
  background: #fff;
  color: var(--ss-ink);
}

.ss-direction-action[data-action="prune"] {
  border-color: #dcb4af;
  background: #fff;
  color: var(--ss-red);
}

.ss-add-direction-form {
  margin-top: 1.1rem;
  border: 1px dashed #b7c5bd;
  border-radius: 0.9rem;
  padding: 1rem;
  background: #f8faf8;
}

.ss-inline-input {
  display: flex;
  gap: 0.65rem;
}

.ss-inline-input input {
  min-width: 0;
  flex: 1;
  padding: 0.7rem 0.85rem;
}

.ss-add-direction-form small {
  display: block;
  margin-top: 0.45rem;
}

.ss-log-head {
  margin-top: 1.35rem;
  border-top: 1px solid var(--ss-line);
  padding-top: 1.25rem;
}

.ss-search-log {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.9rem;
}

.ss-log-item {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  padding: 0.8rem 0.9rem;
  background: #fff;
}

.ss-log-kind {
  color: var(--ss-green);
  font-size: 0.76rem;
  font-weight: 800;
}

.ss-log-copy p {
  margin: 0 0 0.4rem;
  font-size: 0.84rem;
  line-height: 1.5;
}

.ss-log-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.ss-log-result {
  align-self: flex-start;
  border-radius: 999px;
  padding: 0.3rem 0.55rem;
  background: #edf0ee;
  color: var(--ss-muted);
  font-size: 0.7rem;
  font-weight: 800;
  white-space: nowrap;
}

.ss-sidebar-log .ss-search-log {
  max-height: 560px;
  overflow: auto;
  padding-right: 0.15rem;
}

.ss-sidebar-log .ss-empty-state {
  min-height: 110px;
  padding: 1rem;
  font-size: 0.82rem;
}

.ss-dialog {
  width: min(980px, calc(100vw - 2rem));
  max-height: calc(100vh - 2rem);
  border: 1px solid var(--ss-line);
  border-radius: 1.1rem;
  padding: 0;
  background: var(--ss-card);
  box-shadow: 0 28px 90px rgba(24, 34, 29, 0.24);
}

.ss-dialog::backdrop {
  background: rgba(18, 27, 22, 0.55);
  backdrop-filter: blur(3px);
}

.ss-dialog-head {
  position: sticky;
  z-index: 1;
  top: 0;
  border-bottom: 1px solid var(--ss-line);
  padding: 1rem 1.2rem;
  background: var(--ss-card);
}

.ss-dialog-head h2 {
  margin: 0.2rem 0 0;
}

.ss-dialog-body {
  overflow: auto;
  padding: 1.2rem;
}

.ss-overview-tab-panel {
  min-width: 0;
}

.ss-overview-tab-body {
  min-height: 480px;
  padding: 0;
}

.ss-hint-dialog {
  width: min(760px, calc(100vw - 2rem));
}

.ss-hint-loading {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-height: 7rem;
  border: 1px dashed #c9d8d0;
  border-radius: 0.85rem;
  padding: 1rem;
  background: #fbfdfb;
}

.ss-hint-loading-spinner {
  flex: 0 0 auto;
  width: 1.3rem;
  height: 1.3rem;
  border: 3px solid #b9d1c5;
  border-right-color: var(--ss-green);
  border-radius: 50%;
  animation: ss-spin 700ms linear infinite;
}

.ss-hint-loading strong {
  display: block;
  font-size: 0.9rem;
}

.ss-hint-loading p {
  margin: 0.28rem 0 0;
  color: var(--ss-muted);
  font-size: 0.78rem;
}

.ss-direction-dialog {
  width: min(1240px, calc(100vw - 2rem));
}

.ss-hint-carousel {
  display: flex;
  gap: 0.85rem;
  overflow-x: auto;
  padding-bottom: 0.35rem;
  scroll-snap-type: x mandatory;
}

.ss-hint-dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  border-top: 1px solid var(--ss-line);
  margin-top: 1rem;
  padding-top: 0.85rem;
}

.ss-hint-dialog-actions > span {
  color: var(--ss-muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.ss-overview-goal {
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  padding: 0.9rem 1rem;
  background: #f8fbf8;
}

.ss-overview-goal small,
.ss-overview-direction header span,
.ss-overview-section h3,
.ss-overview-direction h4 {
  color: var(--ss-muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ss-overview-goal strong {
  display: block;
  margin-top: 0.25rem;
  font-size: 1rem;
}

.ss-overview-map {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.ss-claim-dag-section {
  overflow: hidden;
}

.ss-claim-dag-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

.ss-claim-dag-heading h3 {
  flex: none;
  margin: 0;
}

.ss-claim-dag-heading p {
  flex: 1 1 auto;
  margin: 0;
  color: var(--ss-muted);
  font-size: 0.74rem;
  line-height: 1.5;
  text-align: right;
}

.ss-claim-dag-scroll {
  overflow-x: auto;
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  background:
    linear-gradient(90deg, rgba(244, 248, 245, 0.9) 1px, transparent 1px),
    linear-gradient(rgba(244, 248, 245, 0.9) 1px, transparent 1px),
    #fbfdfb;
  background-size: 1.25rem 1.25rem;
  scrollbar-color: #9eb5a9 transparent;
}

.ss-claim-dag-scroll:focus-visible {
  outline: 2px solid var(--ss-green);
  outline-offset: 2px;
}

.ss-claim-dag-canvas {
  position: relative;
  min-width: 100%;
}

.ss-claim-dag-edges {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.ss-claim-dag-edges g > path {
  fill: none;
  stroke: #7b9e8e;
  stroke-width: 2;
  marker-end: url(#ss-claim-dag-arrow);
}

.ss-claim-dag-edges marker path {
  fill: #557b69;
}

.ss-claim-dag-node {
  position: absolute;
  z-index: 1;
  box-sizing: border-box;
  border: 1px solid var(--ss-line);
  border-left: 4px solid #9ca8a1;
  border-radius: 0.62rem;
  background: #fff;
  box-shadow: 0 0.3rem 0.8rem rgba(33, 54, 44, 0.07);
  color: inherit;
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.ss-claim-dag-node:hover {
  box-shadow: 0 0 0 2px rgba(29, 102, 80, 0.1), 0 0.45rem 1rem rgba(33, 54, 44, 0.11);
  transform: translateY(-1px);
}

.ss-claim-dag-node:has(.ss-claim-dag-node-main:focus-visible) {
  outline: 2px solid var(--ss-green);
  outline-offset: 2px;
}

.ss-claim-dag-node:has(.ss-claim-dag-node-main:disabled) {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.ss-claim-dag-node-main {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 0.24rem;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: inherit;
  padding: 0.42rem 0.5rem 1rem;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
  appearance: none;
}

.ss-claim-dag-node-main:focus-visible {
  outline: 0;
}

.ss-claim-dag-node[data-root="true"] {
  box-shadow: 0 0 0 2px rgba(46, 107, 77, 0.08), 0 0.3rem 0.8rem rgba(33, 54, 44, 0.07);
}

.ss-claim-dag-node[data-claim-status="verified_given"],
.ss-claim-dag-node[data-claim-status="supported"] {
  border-left-color: var(--ss-green);
  background: #f5faf7;
}

.ss-claim-dag-node[data-claim-status="unverified"] {
  border-left-color: var(--ss-amber);
  background: #fffbf3;
}

.ss-claim-dag-node[data-claim-status="contradicted"] {
  border-left-color: var(--ss-red);
  background: #fff7f6;
}

.ss-claim-dag-node-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.32rem;
}

.ss-claim-dag-node small,
.ss-claim-dag-node-head > span {
  font-size: 0.58rem;
  font-weight: 800;
  line-height: 1;
}

.ss-claim-dag-node small {
  color: var(--ss-muted);
}

.ss-claim-dag-node-head > span {
  color: var(--ss-green);
}

.ss-claim-dag-node[data-claim-status="unverified"] .ss-claim-dag-node-head > span {
  color: var(--ss-amber);
}

.ss-claim-dag-node[data-claim-status="contradicted"] .ss-claim-dag-node-head > span {
  color: var(--ss-red);
}

.ss-claim-dag-node-main > strong {
  display: -webkit-box;
  align-self: center;
  overflow: hidden;
  overflow-wrap: anywhere;
  color: var(--ss-ink);
  font-size: 0.68rem;
  line-height: 1.25;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.ss-claim-dag-hide {
  position: absolute;
  right: 0.4rem;
  bottom: 0.28rem;
  z-index: 2;
  border: 0;
  padding: 0.12rem 0.18rem;
  background: transparent;
  color: var(--ss-muted);
  cursor: pointer;
  font-size: 0.54rem;
  font-weight: 800;
  line-height: 1;
  opacity: 0.72;
}

.ss-claim-dag-hide:hover,
.ss-claim-dag-hide:focus-visible {
  color: var(--ss-red);
  opacity: 1;
}

.ss-claim-dag-restore {
  flex: 0 0 auto;
  border: 1px solid var(--ss-line);
  border-radius: 999px;
  padding: 0.35rem 0.62rem;
  background: var(--ss-card);
  color: var(--ss-green);
  cursor: pointer;
  font-size: 0.7rem;
  font-weight: 800;
}

.ss-overview-direction {
  border: 1px solid var(--ss-line);
  border-radius: 0.8rem;
  padding: 1rem;
  background: #fff;
}

.ss-overview-direction[data-active="true"] {
  border-color: #8eb2a2;
  background: #f6fbf8;
}

.ss-overview-direction header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.ss-overview-direction-title {
  min-width: 0;
}

.ss-overview-direction-title small {
  display: block;
  margin-bottom: 0.22rem;
  color: var(--ss-muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.ss-overview-direction h3 {
  overflow: hidden;
  margin: 0;
  font-size: 1rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ss-overview-direction-status {
  flex: 0 0 auto;
  border: 1px solid #b7cec3;
  border-radius: 999px;
  padding: 0.3rem 0.55rem;
  background: #fff;
}

.ss-overview-direction blockquote {
  margin: 0;
  border-left: 3px solid #8eb2a2;
  padding-left: 0.75rem;
  color: var(--ss-muted);
  line-height: 1.55;
}

.ss-overview-direction section {
  margin-top: 0.85rem;
}

.ss-overview-direction h4,
.ss-overview-section h3 {
  margin: 0 0 0.45rem;
}

.ss-overview-direction ul,
.ss-overview-review {
  display: grid;
  gap: 0.38rem;
  margin: 0;
  padding-left: 1.1rem;
  line-height: 1.55;
}

.ss-overview-claim-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.ss-overview-claim-action {
  border: 1px solid #8eb2a2;
  border-radius: 0.55rem;
  padding: 0.3rem 0.5rem;
  background: #f6fbf8;
  color: var(--ss-green);
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 800;
}

.ss-overview-claim-action:hover {
  background: #e7f2ec;
}

.ss-overview-claim-note {
  color: var(--ss-muted);
  font-size: 0.7rem;
}

.ss-overview-section {
  margin-top: 1rem;
}

.ss-overview-connections {
  display: grid;
  gap: 0.55rem;
}

.ss-overview-connections article,
.ss-overview-review li {
  border: 1px solid var(--ss-line);
  border-radius: 0.7rem;
  padding: 0.75rem;
  background: #fff;
}

.ss-overview-connections strong,
.ss-overview-connections span,
.ss-overview-connections small,
.ss-overview-review strong,
.ss-overview-review span {
  display: block;
}

.ss-overview-connections small,
.ss-overview-review span {
  margin-top: 0.18rem;
  color: var(--ss-muted);
}

.ss-image-dialog img {
  display: block;
  width: 100%;
  max-height: calc(100vh - 10rem);
  object-fit: contain;
}

.ss-image-dialog {
  position: fixed;
  top: 1rem;
  right: auto;
  bottom: 1rem;
  left: var(--ss-workspace-dialog-left, calc(100vw - min(1120px, calc(100vw - clamp(340px, 31vw, 520px) - 1.5rem)) - 1rem));
  width: var(--ss-workspace-dialog-width, min(1120px, calc(100vw - clamp(340px, 31vw, 520px) - 1.5rem)));
  max-width: none;
  height: auto;
  max-height: none;
  margin: 0;
}

.ss-image-dialog[open] {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.ss-image-dialog::backdrop {
  background: transparent;
  backdrop-filter: none;
}

.ss-image-dialog .ss-dialog-body {
  display: grid;
  min-height: 0;
}

.ss-image-dialog img {
  height: 100%;
  max-height: none;
}

@media (max-width: 1540px) {
  .ss-header,
  .ss-shell,
  .ss-student-coach-shell {
    margin-right: 1.25rem;
    margin-left: 1.25rem;
  }
}

@media (max-width: 900px) {
  .ss-coach-summary-overlay {
    padding: 0.65rem;
  }

  .ss-coach-summary-floating {
    width: 100%;
    min-width: 0;
    max-height: calc(100dvh - 1.3rem);
  }

  .ss-coach-summary-floating-body {
    padding-right: 0.8rem;
    padding-left: 0.8rem;
  }

  .ss-coach-summary-floating .ss-summary-focus-grid,
  .ss-coach-summary-floating .ss-summary-why-grid,
  .ss-coach-summary-floating .ss-summary-thinking-grid,
  .ss-coach-summary-floating .ss-construction-review-grid,
  .ss-coach-summary-floating .ss-transfer-strategy-grid {
    grid-template-columns: 1fr;
  }

  .ss-summary-resolution-card,
  .ss-summary-resolution-content {
    grid-template-columns: 1fr;
  }

  .ss-summary-resolution-step {
    justify-items: start;
  }

  .ss-summary-focus-head {
    display: grid;
    justify-items: start;
  }

  body.ss-lab-body:not(.ss-auth-body) {
    display: block;
    height: auto;
    min-height: 100dvh;
    overflow: visible;
  }

  .ss-image-dialog {
    inset: 0;
    width: calc(100vw - 1.5rem);
    height: calc(100dvh - 1.5rem);
    max-height: calc(100dvh - 1.5rem);
    margin: 0.75rem auto;
  }

  .ss-image-dialog::backdrop {
    background: rgba(18, 27, 22, 0.38);
  }

  .ss-header {
    flex-direction: column;
  }

  body.ss-header-collapsed .ss-header {
    flex-direction: row;
  }

  .ss-shell {
    grid-template-columns: 1fr;
  }

  .ss-student-coach-shell {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  }

  .ss-coach-map-panel {
    grid-column: 1 / -1;
  }

  body.ss-lab-body:not(.ss-auth-body) .ss-shell {
    width: auto;
    height: auto;
    overflow: visible;
    padding-bottom: 3rem;
  }

  .ss-attempt-workflow {
    grid-template-columns: 1fr;
  }

  .ss-review-stream {
    max-height: none;
  }

  .ss-current-direction {
    align-items: flex-start;
    flex-direction: column;
  }

  .ss-problem-panel,
  .ss-workbench {
    min-height: auto;
  }

  body.ss-lab-body:not(.ss-auth-body) .ss-problem-panel,
  body.ss-lab-body:not(.ss-auth-body) .ss-workbench {
    max-height: none;
    overflow: visible;
    scrollbar-gutter: auto;
  }

  .ss-exploration-review-grid {
    grid-template-columns: 1fr;
  }

  .ss-construction-review-grid,
  .ss-transfer-strategy-grid,
  .ss-completion-bridge-grid {
    grid-template-columns: 1fr;
  }

  .ss-reasoning-directions {
    grid-template-columns: 1fr;
  }

  .ss-hint-strategy-list {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 600px) {
  .ss-header,
  .ss-shell,
  .ss-student-coach-shell {
    margin-right: 0.75rem;
    margin-left: 0.75rem;
  }

  .ss-student-coach-shell {
    grid-template-columns: 1fr;
  }

  .ss-coach-panel {
    height: auto;
    min-height: auto;
  }

  .ss-coach-turn {
    max-width: 100%;
  }

  .ss-coach-compose-actions,
  .ss-coach-action-buttons {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ss-header {
    padding-right: 0;
    padding-left: 0;
  }

  body.ss-header-collapsed .ss-header {
    padding-right: 0;
    padding-left: 0;
  }

  body.ss-header-collapsed .ss-header-actions {
    width: auto;
  }

  body.ss-header-collapsed .ss-auth-user-strip {
    display: none;
  }

  .ss-view-tab {
    flex: 1;
    padding-right: 0.75rem;
    padding-left: 0.75rem;
    text-align: center;
  }

  .ss-catalog-shell {
    padding-right: 0.75rem;
    padding-left: 0.75rem;
  }

  .ss-status-bar > div {
    padding: 0.75rem;
  }

  .ss-catalog-card {
    align-items: start;
    grid-template-columns: minmax(0, 1fr);
  }

  .ss-problem-set-head {
    align-items: start;
    flex-direction: column;
  }

  .ss-catalog-card-stats {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
  }

  .ss-catalog-card-arrow {
    margin-left: auto;
  }

  .ss-exercise-row {
    padding-left: 1rem;
  }

  .ss-header-actions,
  .ss-header-actions .ss-button,
  .ss-inline-input {
    width: 100%;
  }

  .ss-inline-input {
    flex-direction: column;
  }

  .ss-workbench-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .ss-workbench-actions {
    width: 100%;
    justify-content: stretch;
  }

  .ss-workbench-actions .ss-button {
    flex: 1 1 9rem;
  }

  .ss-form-action-buttons {
    width: 100%;
  }

  .ss-form-action-buttons .ss-button {
    flex: 1 1 8rem;
  }

  .ss-speech-input {
    align-items: stretch;
    flex-direction: column;
  }

  .ss-coach-compose .ss-speech-input {
    align-items: center;
    flex-direction: row;
  }

  .ss-speech-controls,
  .ss-speech-button {
    width: 100%;
  }

  .ss-coach-compose .ss-speech-controls,
  .ss-coach-compose .ss-speech-button {
    width: auto;
  }

  .ss-speech-button {
    justify-content: center;
  }

  .ss-attempt-compose .ss-form-actions {
    flex-wrap: wrap;
  }

  .ss-attempt-compose .ss-form-action-buttons {
    display: flex;
    flex: 1 1 auto;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .ss-attempt-compose .ss-form-action-buttons .ss-button {
    width: 100%;
  }

  .ss-convergence-meeting {
    grid-template-columns: 1fr;
  }

  .ss-convergence-meeting i {
    justify-self: center;
    transform: rotate(90deg);
  }

  .ss-pool-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .ss-pool-stats {
    justify-content: flex-start;
  }

  .ss-claims-panel {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .ss-claims-head {
    min-height: 0;
  }

  .ss-claims-list {
    grid-template-columns: 1fr;
  }

  .ss-auxiliary-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  body.ss-catalog-body .ss-header {
    margin-right: 0;
    margin-left: 0;
    min-height: 3.75rem;
    padding: 0.68rem 1rem;
  }

  body.ss-catalog-body .ss-header-actions {
    width: auto;
  }

  body.ss-catalog-body .ss-header-copy {
    display: grid;
    gap: 0.15rem;
  }

  body.ss-catalog-body .ss-header-copy h1 {
    font-size: 1.25rem;
  }

  body.ss-catalog-body .ss-catalog-shell {
    padding: 0.75rem 1rem 3rem;
  }

  body.ss-catalog-body .ss-catalog-back {
    margin-top: 0.3rem;
    margin-bottom: 1rem;
  }

  body.ss-catalog-body .ss-topic-set-head {
    align-items: stretch;
    flex-direction: column-reverse;
    gap: 0.85rem;
    margin-bottom: 0.75rem;
  }

  body.ss-catalog-body .ss-topic-back {
    align-self: flex-start;
  }

  body.ss-catalog-body .ss-topic-intro-name {
    font-size: 1.62rem;
  }

  body.ss-catalog-body .ss-topic-intro-body {
    padding: 1rem;
  }

  body.ss-catalog-body .ss-topic-intro-dialog {
    width: calc(100vw - 1rem);
    max-height: calc(100dvh - 1rem);
  }

  body.ss-catalog-body .ss-topic-intro-panel {
    max-height: calc(100dvh - 1rem);
  }

  body.ss-catalog-body .ss-topic-intro-dialog .ss-topic-intro-body {
    max-height: calc(100dvh - 8.8rem);
  }

  body.ss-catalog-body .ss-topic-flow {
    align-items: stretch;
    flex-direction: column;
  }

  body.ss-catalog-body .ss-topic-flow-arrow {
    display: none;
  }

  body.ss-catalog-body .ss-topic-mode-table {
    display: block;
    overflow-x: auto;
  }

  body.ss-catalog-body .ss-topic-problems-header {
    align-items: stretch;
    flex-direction: column;
    gap: 0.75rem;
  }

  body.ss-catalog-body .ss-topic-start-host {
    align-items: stretch;
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  body.ss-catalog-body .ss-topic-start {
    max-width: min(15rem, 58vw);
  }

  body.ss-catalog-body .ss-catalog-card {
    gap: 0.8rem;
    min-height: auto;
    padding: 1rem 1rem 1rem 1.2rem;
  }

  body.ss-catalog-body .ss-catalog-card-main strong,
  body.ss-catalog-body .ss-problem-set-card-main strong {
    white-space: normal;
  }

  body.ss-catalog-body .ss-catalog-card-title-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  body.ss-catalog-body .ss-catalog-card-stats {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.6rem;
  }

  body.ss-catalog-body .ss-catalog-card-stats em {
    justify-self: start;
  }

  body.ss-catalog-body .ss-exercise-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.4rem;
  }
}