/* Creative Strategist OS interactive layer */
.csos-shell {
  margin: 2rem 0 3rem;
  padding: 1.25rem;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background:
    radial-gradient(circle at 12% 0%, rgba(74,111,165,.10), transparent 30%),
    var(--cream-2);
}
.csos-shell * { box-sizing: border-box; }
.csos-kicker,
.csos-label {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .68rem;
  color: var(--gold);
}
.csos-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
  margin-bottom: 1.4rem;
}
.csos-head h2 {
  margin: .25rem 0 0;
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  line-height: 1.04;
}
.csos-head p {
  max-width: 38rem;
  margin: .55rem 0 0;
  font-family: 'DM Sans', sans-serif;
  font-size: .94rem;
  color: var(--ink-soft);
}
.csos-reset {
  border: 1px solid var(--rule);
  background: var(--cream);
  color: var(--ink);
  border-radius: 999px;
  padding: .7rem .9rem;
  font: 600 .72rem/1 'JetBrains Mono', monospace;
  letter-spacing: .04em;
  cursor: pointer;
}
.csos-reset:hover,
.csos-reset:focus-visible {
  border-color: var(--gold);
  outline: none;
}

.csos-role-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .7rem;
  margin-bottom: 1.25rem;
}
.csos-role {
  text-align: left;
  padding: .95rem;
  min-height: 8.3rem;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: color-mix(in srgb, var(--cream) 88%, transparent);
  color: var(--ink);
  cursor: pointer;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}
.csos-role:hover { transform: translateY(-2px); border-color: var(--gold-soft); }
.csos-role[aria-pressed="true"] {
  border-color: var(--gold);
  background: color-mix(in srgb, var(--gold) 10%, var(--cream));
}
.csos-role strong {
  display: block;
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.15rem;
  margin: .15rem 0 .25rem;
}
.csos-role span {
  display: block;
  font-size: .76rem;
  line-height: 1.42;
  color: var(--ink-soft);
}

.csos-role-detail {
  margin: -.3rem 0 1.4rem;
  padding: 1rem 1.05rem;
  border-left: 3px solid var(--gold);
  background: color-mix(in srgb, var(--cream) 92%, transparent);
}
.csos-role-detail strong {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.02rem;
}
.csos-role-detail p {
  margin: .25rem 0 .6rem !important;
  font-size: .9rem !important;
  font-family: 'DM Sans', sans-serif !important;
  color: var(--ink-soft) !important;
}
.csos-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.csos-chip {
  display: inline-flex;
  align-items: center;
  padding: .34rem .52rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--cream);
  font: 500 .68rem/1.2 'DM Sans', sans-serif;
  color: var(--ink-soft);
}

.csos-workflow-wrap {
  margin-top: 1.2rem;
  border-top: 1px solid var(--rule);
  padding-top: 1.25rem;
}
.csos-workflow {
  display: grid;
  grid-template-columns: repeat(10, minmax(108px, 1fr));
  gap: .45rem;
  overflow-x: auto;
  padding: .15rem .05rem .55rem;
  scrollbar-width: thin;
}
.csos-stage {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: 10px;
  min-height: 92px;
  padding: .7rem;
  background: var(--cream);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}
.csos-stage:hover,
.csos-stage:focus-visible { border-color: var(--gold-soft); outline: none; }
.csos-stage[aria-selected="true"] {
  border-color: var(--gold);
  background: color-mix(in srgb, var(--gold) 10%, var(--cream));
  box-shadow: inset 0 -3px 0 var(--gold);
}
.csos-stage-num {
  display: block;
  font: 500 .62rem/1 'JetBrains Mono', monospace;
  color: var(--gold);
  margin-bottom: .35rem;
}
.csos-stage strong {
  display: block;
  font-size: .79rem;
  line-height: 1.2;
}
.csos-stage small {
  display: block;
  margin-top: .28rem;
  font-size: .65rem;
  line-height: 1.3;
  color: var(--ink-soft);
}

.csos-detail {
  margin-top: .75rem;
  border: 1px solid var(--rule);
  border-radius: 12px;
  overflow: hidden;
  background: var(--cream);
}
.csos-detail-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  padding: 1rem 1.05rem .85rem;
  border-bottom: 1px solid var(--rule);
}
.csos-detail-top h3 {
  margin: 0;
  font-size: 1.4rem;
}
.csos-detail-top p {
  margin: .2rem 0 0 !important;
  font-family: 'DM Sans', sans-serif !important;
  font-size: .88rem !important;
  color: var(--ink-soft) !important;
}
.csos-owner {
  align-self: start;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: .4rem .55rem;
  font: 500 .63rem/1 'JetBrains Mono', monospace;
  color: var(--gold);
  white-space: nowrap;
}
.csos-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  padding: .7rem 1rem 0;
}
.csos-tab {
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  padding: .46rem .65rem;
  font: 600 .68rem/1 'DM Sans', sans-serif;
  cursor: pointer;
}
.csos-tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}
.csos-panel {
  padding: .95rem 1.05rem 1.15rem;
  min-height: 160px;
}
.csos-panel h4 {
  margin: 0 0 .45rem;
  font-size: 1rem;
}
.csos-panel p,
.csos-panel li {
  font-family: 'DM Sans', sans-serif !important;
  font-size: .87rem !important;
  line-height: 1.5 !important;
}
.csos-panel p { margin: 0 0 .65rem !important; }
.csos-panel ul { margin: .25rem 0 .8rem 1.1rem; }
.csos-panel blockquote {
  margin: .55rem 0 0;
  padding: .75rem .9rem;
  border-left: 3px solid var(--gold);
  background: var(--cream-2);
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1rem;
  line-height: 1.45;
}
.csos-example {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: .7rem;
  padding: .7rem 0;
  border-top: 1px solid var(--rule);
}
.csos-example:first-of-type { border-top: 0; }
.csos-example b {
  font: 600 .66rem/1.35 'JetBrains Mono', monospace;
  color: var(--gold);
  text-transform: uppercase;
}
.csos-example span {
  font-size: .86rem;
  line-height: 1.42;
}

.csos-diagrams {
  margin-top: 1.35rem;
  display: grid;
  gap: 1.2rem;
}
.csos-diagram {
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--cream);
  overflow: hidden;
}
.csos-diagram-head {
  padding: 1rem 1.05rem .8rem;
  border-bottom: 1px solid var(--rule);
}
.csos-diagram-head h3 { margin: 0; font-size: 1.3rem; }
.csos-diagram-head p {
  margin: .2rem 0 0 !important;
  font-size: .82rem !important;
  font-family: 'DM Sans', sans-serif !important;
  color: var(--ink-soft) !important;
}

/* Skill tree */
.csos-skill-tree {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: .7rem;
  padding: 1rem;
  overflow-x: auto;
}
.csos-skill-branch {
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: .85rem;
  min-width: 180px;
  background: var(--cream-2);
}
.csos-skill-branch h4 {
  margin: 0 0 .25rem;
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1rem;
}
.csos-skill-branch > p {
  margin: 0 0 .65rem !important;
  font-size: .74rem !important;
  font-family: 'DM Sans', sans-serif !important;
  color: var(--ink-soft) !important;
}
.csos-skill-branch ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .35rem;
}
.csos-skill-branch li {
  padding: .42rem .5rem;
  border: 1px solid var(--rule);
  border-radius: 7px;
  background: var(--cream);
  font-size: .72rem !important;
  line-height: 1.25 !important;
}

/* Swimlane */
.csos-swim-scroll { overflow-x: auto; }
.csos-swim {
  --lane-label: 145px;
  min-width: 980px;
  display: grid;
  grid-template-columns: var(--lane-label) repeat(8, minmax(100px, 1fr));
  padding: 1rem;
}
.csos-swim > div {
  min-height: 74px;
  padding: .55rem;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: .67rem;
  line-height: 1.35;
}
.csos-swim > div:nth-child(9n) { border-right: 0; }
.csos-swim .csos-corner,
.csos-swim .csos-phase,
.csos-swim .csos-lane {
  background: var(--cream-2);
}
.csos-swim .csos-phase {
  font: 600 .62rem/1.25 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--gold);
}
.csos-swim .csos-lane {
  font-weight: 700;
  font-size: .7rem;
}
.csos-swim .csos-cell {
  color: var(--ink-soft);
}

.csos-practice {
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px dashed var(--gold-soft);
  border-radius: 12px;
  background: color-mix(in srgb, var(--gold) 6%, var(--cream));
}
.csos-practice h3 { margin: 0 0 .35rem; font-size: 1.2rem; }
.csos-practice p {
  margin: 0 0 .8rem !important;
  font-family: 'DM Sans', sans-serif !important;
  font-size: .86rem !important;
}
.csos-drill {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .8rem;
  align-items: center;
}
.csos-drill-output {
  min-height: 50px;
  padding: .75rem .8rem;
  border-radius: 9px;
  background: var(--cream);
  border: 1px solid var(--rule);
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: .96rem;
}
.csos-drill-btn {
  border: 0;
  border-radius: 999px;
  padding: .75rem .9rem;
  background: var(--ink);
  color: var(--cream);
  font: 600 .7rem/1 'JetBrains Mono', monospace;
  cursor: pointer;
}

@media (max-width: 920px) {
  .csos-role-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .csos-head { grid-template-columns: 1fr; }
  .csos-reset { justify-self: start; }
}
@media (max-width: 620px) {
  .csos-shell { margin-inline: -.25rem; padding: .9rem; }
  .csos-role-grid { grid-template-columns: 1fr; }
  .csos-role { min-height: auto; }
  .csos-detail-top { grid-template-columns: 1fr; }
  .csos-skill-tree { grid-template-columns: repeat(4, 190px); }
  .csos-drill { grid-template-columns: 1fr; }
  .csos-drill-btn { justify-self: start; }
}
@media (prefers-reduced-motion: reduce) {
  .csos-role { transition: none; }
}