/* Craft studios: Argument Arena (/arena), Mentor Text Explorer (/mentor), Sentence Lab (/sentences).
   Layout and the studios' own color families only. Tokens, buttons, panels and chips come from ds.css. */
.cs-page {
  --cs-s: #3d4f9f;
  --cs-v: #8a3a5c;
  --cs-o: #1f6b55;
  --cs-m: #9a4a26;
  --cs-c: #075568;
  --cs-r: #5b4a8a;
  --cs-p: #55606e;
  display: grid;
  gap: var(--s-5, 1.25rem);
}
.cs-page .fine {
  color: var(--ink-2);
}
.cs-hero .cs-art svg {
  width: 100%;
  height: auto;
  max-width: 480px;
}
.cs-art .bg {
  fill: color-mix(in srgb, var(--room, var(--brand)) 10%, var(--surface, #fff));
}
.cs-art .pod {
  fill: var(--speaking);
}
.cs-art .pod.p2 {
  fill: var(--writing, #9a4a26);
}
.cs-art .pt {
  fill: none;
  stroke: #fff;
  stroke-width: 10;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cs-art .bub {
  fill: var(--surface, #fff);
  stroke: var(--line-strong, #8a93a6);
  stroke-width: 3;
}
.cs-art .ln {
  fill: var(--line-strong, #8a93a6);
}
.cs-art .head {
  fill: var(--ink-2, #394152);
}
.cs-art .star {
  fill: #e0a82e;
  stroke: #8a6414;
  stroke-width: 3;
}
.cs-art .page {
  fill: var(--surface, #fff);
  stroke: var(--line-strong, #8a93a6);
  stroke-width: 3;
}
.cs-art .hl.h1 {
  fill: #f4d778;
}
.cs-art .hl.h2 {
  fill: #a9dcc9;
}
.cs-art .hl.h3 {
  fill: #f0b6c8;
}
.cs-art .lens {
  fill: rgb(255 255 255 / 0.5);
  stroke: var(--reading, #2e4a94);
  stroke-width: 8;
}
.cs-art .grip {
  stroke: var(--reading, #2e4a94);
  stroke-width: 10;
  stroke-linecap: round;
}
.cs-art .note {
  fill: #fdf3d0;
  stroke: #8a6414;
  stroke-width: 2;
}
.cs-art .belt {
  fill: var(--ink-2, #394152);
}
.cs-art .gear circle:first-child {
  fill: var(--writing, #9a4a26);
}
.cs-art .gear.g2 circle:first-child {
  fill: var(--speaking);
}
.cs-art .gear .hub {
  fill: var(--surface, #fff);
}
.cs-art .box {
  fill: var(--surface, #fff);
  stroke: var(--line-strong, #8a93a6);
  stroke-width: 3;
}
.cs-art .slot {
  fill: none;
  stroke: var(--line-strong, #8a93a6);
  stroke-width: 3;
  stroke-dasharray: 6 5;
}
.cs-art .tile.s {
  fill: #aab6ee;
}
.cs-art .tile.v {
  fill: #eeb0c6;
}
.cs-art .tile.o {
  fill: #9fd8c4;
}
.cs-art .tile.m {
  fill: #f0bf9c;
}
.cs-art .tile.c {
  fill: #9bd3df;
}
.cs-art .arrow {
  fill: none;
  stroke: var(--ink-2, #394152);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* support level picker */
.cs-levels {
  border: 1px solid var(--line);
  border-radius: var(--radius, 12px);
  padding: var(--s-3, 0.75rem) var(--s-4, 1rem);
  background: var(--surface);
}
.cs-levels legend {
  font-weight: 700;
  padding: 0 0.4rem;
}
.cs-level-row,
.cs-genres,
.cs-sides {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.cs-level {
  min-height: 44px;
}

/* hub strips and bars */
.cs-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  list-style: none;
  counter-reset: cs;
}
.cs-steps li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  counter-increment: cs;
}
.cs-steps li::before {
  content: counter(cs);
  font-weight: 700;
  color: var(--room-ink, var(--brand));
}
.cs-bar {
  display: block;
  height: 10px;
  min-width: 120px;
  border-radius: 99px;
  background: var(--surface-3, #e6e9f0);
  overflow: hidden;
}
.cs-bar i {
  display: block;
  height: 100%;
  background: var(--right, #1f6b55);
}
.cs-toolbox-cta .cs-bar {
  max-width: 320px;
}

/* Argument Arena */
.cs-stepper ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  list-style: none;
}
.cs-step {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  font: inherit;
  color: var(--ink);
  cursor: pointer;
}
.cs-step.is-current {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.cs-step.is-past {
  border-color: var(--right, #1f6b55);
}
.cs-step-n {
  font-weight: 700;
}
.cs-cards,
.cs-tray {
  display: grid;
  gap: 0.75rem;
}
.cs-cards {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.cs-ev {
  border: 1px solid var(--line);
  border-radius: var(--radius, 12px);
  padding: 0.85rem 1rem;
  background: var(--surface);
  display: grid;
  gap: 0.4rem;
  align-content: start;
}
.cs-ev p {
  margin: 0;
}
.cs-src .tag,
.cs-quote .tag {
  font-size: 0.85em;
}
.cs-ev.is-used {
  opacity: 0.65;
}
.cs-tray-card[draggable="true"] {
  cursor: grab;
}
.cs-build {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: var(--s-5, 1.25rem);
  align-items: start;
}
.cs-builder {
  display: grid;
  gap: 0.75rem;
}
.cs-slot {
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius, 12px);
  padding: 0.75rem 1rem;
  display: grid;
  gap: 0.5rem;
  background: color-mix(in srgb, var(--speaking) 4%, var(--surface, #fff));
}
.cs-slot.is-filled {
  border-style: solid;
  border-color: var(--speaking);
}
.cs-slot h3 {
  margin: 0;
}
.cs-quote {
  margin: 0;
  padding: 0.6rem 0.9rem;
  border-left: 4px solid var(--speaking);
  background: var(--surface-2, #f3f5f9);
  border-radius: 0 8px 8px 0;
}
.cs-objection {
  border-left-color: var(--writing, #9a4a26);
}
.cs-field {
  display: grid;
  gap: 0.3rem;
  font-weight: 600;
}
.cs-field textarea {
  width: 100%;
  min-height: 4.5rem;
  font: inherit;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  resize: vertical;
}
.cs-frame {
  background: var(--room-soft, #f3f5f9);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  display: grid;
  gap: 0.25rem;
}
.cs-frame p {
  margin: 0;
}
.cs-side {
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  text-align: left;
}
.cs-side small {
  flex-basis: 100%;
  font-weight: 400;
  color: var(--ink-2);
}
.cs-question {
  font-family: var(--font-display, inherit);
  font-size: 1.15rem;
  font-weight: 600;
}
.cs-checks {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
  display: grid;
  gap: 0.4rem;
}
.cs-checks li {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}
.cs-checks .is-ok svg {
  color: var(--right, #1f6b55);
}
.cs-win {
  background: color-mix(in srgb, var(--right, #1f6b55) 12%, var(--surface, #fff));
  border: 1px solid var(--right, #1f6b55);
  border-radius: 10px;
  padding: 0.6rem 0.9rem;
}
.cs-next {
  background: color-mix(in srgb, var(--hint, #9a6a00) 12%, var(--surface, #fff));
  border: 1px solid var(--hint, #9a6a00);
  border-radius: 10px;
  padding: 0.6rem 0.9rem;
}
.cs-cue {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.35rem 1rem;
  margin: 0.75rem 0;
}
.cs-cue dt {
  font-weight: 700;
}
.cs-cue dd {
  margin: 0;
}
.cs-self {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.5rem 0.9rem;
}
.cs-check,
.cs-rate {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  min-height: 44px;
  padding: 0.2rem 0;
}
.cs-check input,
.cs-rate input {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
}
.cs-rubric {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}
.cs-rubric caption {
  text-align: left;
  font-weight: 700;
  padding: 0.4rem 0;
}
.cs-rubric th,
.cs-rubric td {
  border-top: 1px solid var(--line);
  padding: 0.35rem 0.5rem;
  vertical-align: top;
  text-align: left;
}
.arena-card {
  border: 2px solid var(--ink);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  background: #fff;
  color: #111;
  display: grid;
  gap: 0.4rem;
}
.arena-card p {
  margin: 0;
}
.cs-lines i {
  display: block;
  height: 1.8rem;
  border-bottom: 1px solid #333;
}
.cs-print-only {
  display: none;
}

/* Mentor Text Explorer */
.cs-read {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: var(--s-5, 1.25rem);
  align-items: start;
}
.cs-paper {
  background: var(--ivory, #fbf8ef);
  font-size: 1.15rem;
  line-height: 2;
}
.cs-text {
  margin: 0;
}
.cs-mv {
  font: inherit;
  color: var(--ink);
  padding: 0.1rem 0.3rem;
  border-radius: 6px;
  border: 0;
  background: color-mix(in srgb, var(--mv, #888) 22%, #fff);
  border-bottom: 3px solid var(--mv, #888);
  cursor: pointer;
}
mark.cs-mv {
  cursor: default;
}
button.cs-mv {
  min-height: 32px;
}
.cs-mv.is-open {
  outline: 3px solid var(--brand);
  outline-offset: 1px;
}
.cs-mv.is-found {
  box-shadow: inset 0 0 0 2px var(--mv, #888);
}
.cs-mvname {
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.cs-text-c .cs-sent {
  display: inline;
  font: inherit;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 2px dotted var(--line-strong);
  padding: 0.1rem 0;
  margin-right: 0.2rem;
  cursor: pointer;
  text-align: left;
}
.cs-text-c .cs-sent.is-open {
  background: var(--room-soft, #eef1f9);
  outline: 2px solid var(--brand);
}
.cs-margin {
  position: sticky;
  top: 1rem;
  display: grid;
  gap: 0.75rem;
}
.cs-note-card {
  border-left: 6px solid var(--mv, #888);
  padding: 0.5rem 0.9rem;
  background: var(--surface);
  border-radius: 0 10px 10px 0;
  display: grid;
  gap: 0.4rem;
}
.cs-note-card p {
  margin: 0;
}
.cs-quiz .cat-chip {
  min-height: 44px;
}
.cs-moves {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.9rem;
}
.cs-move {
  border-top: 6px solid var(--mv, #888);
}
.cs-collected {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
}
.cs-prompt {
  font-size: 1.1rem;
}
.cs-model {
  background: var(--room-soft, #eef1f9);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
}
.mv-verb {
  --mv: #c0392b;
}
.mv-sense {
  --mv: #1f7a6d;
}
.mv-hook {
  --mv: #b7791f;
}
.mv-trans {
  --mv: #2e4a94;
}
.mv-evid {
  --mv: #6b4a9a;
}
.mv-coh {
  --mv: #8a3a5c;
}
.mv-comp {
  --mv: #2f7a2f;
}
.mv-prec {
  --mv: #9a4a26;
}

/* Sentence Lab */
.cs-zone {
  min-height: 72px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  padding: 0.6rem;
  border: 2px dashed var(--line-strong);
  border-radius: 12px;
  background: var(--surface);
}
.cs-tray-tiles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.6rem;
  border-radius: 12px;
  background: var(--surface-2, #f3f5f9);
  min-height: 64px;
}
.cs-placed {
  display: inline-flex;
  align-items: center;
  gap: 0.1rem;
}
.cs-nudge {
  min-width: 32px;
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  padding: 0;
}
.cs-nudge:disabled {
  opacity: 0.3;
  cursor: default;
}
.cs-tile {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 0.35rem 0.8rem;
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  border: 2px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
}
.cs-tile[draggable="true"] {
  cursor: grab;
}
.cs-tile small {
  font-size: 0.65rem;
  font-weight: 700;
  opacity: 0.85;
}
.cs-tile:disabled {
  cursor: default;
}
.t-S,
.cs-sw.t-S {
  --c: var(--cs-s);
}
.t-V,
.cs-sw.t-V {
  --c: var(--cs-v);
}
.t-O,
.cs-sw.t-O {
  --c: var(--cs-o);
}
.t-M,
.cs-sw.t-M {
  --c: var(--cs-m);
}
.t-C,
.cs-sw.t-C {
  --c: var(--cs-c);
}
.t-R,
.cs-sw.t-R {
  --c: var(--cs-r);
}
.t-P,
.cs-sw.t-P {
  --c: var(--cs-p);
}
.p-n {
  --c: #3d4f9f;
}
.p-v {
  --c: #a3274f;
}
.p-a {
  --c: #1f6b55;
}
.p-r {
  --c: #9a4a26;
}
.p-d {
  --c: #55606e;
}
.p-p {
  --c: #075568;
}
.p-q {
  --c: #5b4a8a;
}
.p-c {
  --c: #7a5a00;
}
.cs-tile[class*="t-"]:not(.t-plain),
.cs-sw {
  border-color: var(--c);
  background: color-mix(in srgb, var(--c) 14%, #fff);
}
.cs-tile.t-P {
  min-width: 36px;
  padding-inline: 0.5rem;
}
.cs-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  list-style: none;
  padding: 0;
  margin: 0.25rem 0;
}
.cs-sw {
  display: inline-block;
  min-width: 2.2rem;
  text-align: center;
  padding: 0.1rem 0.4rem;
  border: 2px solid var(--c);
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.8rem;
}
.cs-machine {
  margin: 0.75rem 0;
  padding: 0.75rem;
  border: 2px solid var(--line-strong);
  border-radius: 14px;
  background: var(--surface);
}
.cs-machine figcaption {
  margin-top: 0.5rem;
  font-weight: 600;
}
.cs-m-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: stretch;
}
.cs-m-clause {
  flex: 1 1 220px;
  border: 2px solid var(--ink-2, #394152);
  border-radius: 12px;
  padding: 0.5rem 0.6rem;
  background: var(--surface-2, #f3f5f9);
}
.cs-m-clause.is-dep {
  border-style: dashed;
}
.cs-m-type {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  font-weight: 700;
}
.cs-m-slots {
  display: grid;
  gap: 0.3rem;
}
.cs-m-slot {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.4rem;
  align-items: baseline;
  padding: 0.2rem 0.4rem;
  border-left: 6px solid var(--cs-p);
  background: var(--surface);
  border-radius: 6px;
}
.cs-m-slot.r-S {
  border-left-color: var(--cs-s);
}
.cs-m-slot.r-V {
  border-left-color: var(--cs-v);
}
.cs-m-slot.r-O {
  border-left-color: var(--cs-o);
}
.cs-m-slot.r-M {
  border-left-color: var(--cs-m);
}
.cs-m-slot.r-R {
  border-left-color: var(--cs-r);
}
.cs-m-label {
  font-size: 0.8rem;
  font-weight: 700;
}
.cs-m-fill i {
  color: var(--ink-3, #5a6577);
}
.cs-m-join {
  align-self: center;
  padding: 0.3rem 0.6rem;
  border-radius: 99px;
  background: color-mix(in srgb, var(--cs-c) 14%, #fff);
  border: 2px solid var(--cs-c);
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  flex-wrap: wrap;
}
.cs-spot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 1.15rem;
}
.cs-word {
  min-height: 44px;
  padding: 0.3rem 0.7rem;
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 2px solid var(--line-strong);
  border-radius: 10px;
  cursor: pointer;
}
.cs-word.is-err {
  border-color: var(--right, #1f6b55);
  background: color-mix(in srgb, var(--right, #1f6b55) 14%, #fff);
}
.cs-word.is-wrong,
.cs-opt.is-wrong {
  border-color: var(--hint, #9a6a00);
}
.cs-opts {
  display: grid;
  gap: 0.5rem;
}
.cs-opt {
  text-align: left;
  min-height: 48px;
  font-size: 1.05rem;
}
.cs-opt.is-right {
  border-color: var(--right, #1f6b55);
  background: color-mix(in srgb, var(--right, #1f6b55) 14%, #fff);
}
.cs-wrong-s {
  font-size: 1.15rem;
}
.cs-contrast {
  border: 1px solid var(--line);
  border-left: 6px solid var(--cs-c);
  border-radius: 0 10px 10px 0;
  padding: 0.5rem 0.9rem;
  margin-top: 0.6rem;
  background: var(--surface);
}
.cs-contrast h4,
.cs-rule h4 {
  margin: 0 0 0.25rem;
}
.cs-contrast p,
.cs-rule p {
  margin: 0.2rem 0;
}
.cs-notes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 0.75rem;
}
.cs-paragraph {
  font-size: 1.15rem;
  line-height: 1.8;
}
.cs-from {
  margin: 0.25rem 0;
  padding-left: 1.2rem;
  font-size: 1.05rem;
}

@media (max-width: 760px) {
  .cs-build,
  .cs-read {
    grid-template-columns: 1fr;
  }
  .cs-margin {
    position: static;
  }
  .cs-m-slot {
    grid-template-columns: 1fr;
  }
}
@media print {
  .cs-print-only {
    display: block;
  }
  .cs-stepper,
  .cs-levels,
  .cs-hero,
  .cs-steps,
  .no-print {
    display: none !important;
  }
  .cs-arena .panel > :not(.arena-card):not(h2) {
    display: none !important;
  }
  .cs-arena .arena-card {
    display: grid;
    border-color: #000;
  }
}