.kb-skill-planner {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.kb-skill-point-guide,
.kb-tree-workbench,
.kb-tree-external,
.kb-tree-panel,
.kb-tree-summary {
  border: 1px solid var(--kb-line);
  border-radius: var(--kb-radius);
  background: rgba(4, 6, 8, 0.5);
}

.kb-skill-point-guide {
  padding: 18px;
  background:
    linear-gradient(135deg, rgba(230, 196, 122, 0.075), rgba(116, 213, 200, 0.025)),
    rgba(3, 5, 7, 0.54);
}

.kb-skill-point-guide-head,
.kb-tree-summary > header,
.kb-tree-panel > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.kb-skill-point-guide-head span,
.kb-tree-summary header span,
.kb-tree-external > div:first-child > span,
.kb-tree-milestones > span {
  color: var(--kb-gold);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.kb-skill-point-guide h3,
.kb-tree-summary h3 {
  margin: 4px 0 0;
  color: var(--kb-ink);
  font-family: Cinzel, serif;
  font-size: 23px;
  font-weight: 500;
  letter-spacing: 0;
}

.kb-skill-point-guide-head p {
  max-width: 660px;
  margin: 0;
  color: var(--kb-muted);
  font-size: 12px;
  line-height: 1.6;
}

.kb-skill-source-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.kb-skill-source-grid article {
  min-width: 0;
  border: 1px solid var(--kb-line-soft);
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.24);
  padding: 13px;
}

.kb-skill-source-grid article > b {
  display: block;
  color: #ffe098;
  font-family: "JetBrains Mono", monospace;
  font-size: 24px;
}

.kb-skill-source-grid article > span {
  display: block;
  margin-top: 4px;
  color: #ece1c6;
  font-size: 12px;
  font-weight: 900;
}

.kb-skill-source-grid article > p {
  margin: 6px 0 0;
  color: var(--kb-muted);
  font-size: 11px;
  line-height: 1.55;
}

.kb-skill-quest-route {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.kb-skill-quest-route > div {
  min-width: 0;
  border-left: 2px solid rgba(116, 213, 200, 0.42);
  background: rgba(116, 213, 200, 0.035);
  padding: 8px 10px;
}

.kb-skill-quest-route span,
.kb-skill-quest-route b,
.kb-skill-quest-route small {
  display: block;
}

.kb-skill-quest-route span {
  color: var(--kb-teal);
  font-size: 10px;
  font-weight: 900;
  text-transform: uppercase;
}

.kb-skill-quest-route b {
  margin-top: 3px;
  color: var(--kb-ink);
  font-size: 12px;
}

.kb-skill-quest-route small {
  margin-top: 3px;
  color: var(--kb-muted);
  font-size: 10px;
  line-height: 1.45;
}

.kb-tree-workbench {
  padding: 14px;
}

.kb-tree-toolbar {
  display: grid;
  gap: 11px;
}

.kb-tree-class-tabs,
.kb-tree-controls,
.kb-tree-milestones,
.kb-tree-external-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.kb-tree-class-tabs button,
.kb-tree-controls > button,
.kb-tree-budget button,
.kb-tree-milestones button {
  min-height: 38px;
  border: 1px solid rgba(230, 196, 122, 0.2);
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.3);
  color: #cbc3b2;
  padding: 0 11px;
  font: 900 11px Manrope, system-ui, sans-serif;
  cursor: pointer;
  transition: border-color 0.16s ease, background 0.16s ease, color 0.16s ease;
}

.kb-tree-class-tabs button {
  display: inline-grid;
  grid-template-columns: 28px auto;
  gap: 8px;
  align-items: center;
  min-width: 132px;
  text-align: left;
}

.kb-tree-class-tabs button img {
  width: 28px;
  height: 28px;
  object-fit: cover;
}

.kb-tree-class-tabs button:hover,
.kb-tree-class-tabs button.active,
.kb-tree-controls > button:hover,
.kb-tree-budget button:hover,
.kb-tree-milestones button:hover {
  border-color: rgba(230, 196, 122, 0.58);
  background: rgba(230, 196, 122, 0.11);
  color: #ffe098;
}

.kb-tree-class-tabs button.active {
  box-shadow: inset 0 -2px 0 rgba(230, 196, 122, 0.7);
}

.kb-tree-controls {
  justify-content: space-between;
}

.kb-tree-controls > button {
  min-width: 150px;
}

.kb-tree-controls > button:disabled {
  opacity: 0.42;
  cursor: default;
}

.kb-tree-controls > button.danger {
  border-color: rgba(214, 111, 94, 0.32);
  color: #efaa9f;
}

.kb-tree-budget {
  display: grid;
  grid-template-columns: auto 38px 54px auto;
  gap: 6px;
  align-items: center;
  margin-right: auto;
}

.kb-tree-budget > span {
  color: var(--kb-muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.kb-tree-budget b {
  color: #ffe098;
  font-family: "JetBrains Mono", monospace;
  font-size: 16px;
  text-align: center;
}

.kb-tree-budget button {
  padding: 0 9px;
}

.kb-tree-milestones {
  min-height: 38px;
  border-top: 1px solid var(--kb-line-soft);
  border-bottom: 1px solid var(--kb-line-soft);
  padding: 8px 0;
}

.kb-tree-milestones button {
  min-width: 48px;
  min-height: 30px;
  font-family: "JetBrains Mono", monospace;
}

.kb-tree-milestones > b {
  margin-left: auto;
  color: var(--kb-teal);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
}

.kb-tree-message {
  min-height: 34px;
  border-left: 2px solid rgba(230, 196, 122, 0.44);
  background: rgba(230, 196, 122, 0.045);
  color: #d8ccb0;
  padding: 8px 10px;
  font-size: 11px;
  line-height: 1.55;
}

.kb-tree-external {
  display: grid;
  grid-template-columns: minmax(230px, 0.7fr) minmax(0, 1.3fr);
  gap: 14px;
  align-items: center;
  margin-top: 12px;
  padding: 12px;
  border-color: rgba(116, 213, 200, 0.2);
}

.kb-tree-external p {
  margin: 4px 0 0;
  color: var(--kb-muted);
  font-size: 11px;
  line-height: 1.5;
}

.kb-tree-external-options label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  border: 1px solid rgba(116, 213, 200, 0.18);
  border-radius: 7px;
  background: rgba(116, 213, 200, 0.035);
  color: #c9ddd8;
  padding: 0 9px;
  font-size: 10px;
  font-weight: 900;
  cursor: pointer;
}

.kb-tree-external-options input {
  accent-color: #74d5c8;
}

.kb-tree-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
  align-items: start;
}

.kb-tree-panel {
  min-width: 0;
  padding: 12px;
  background:
    radial-gradient(circle at 50% 0, rgba(230, 196, 122, 0.055), transparent 42%),
    rgba(2, 4, 6, 0.58);
}

.kb-tree-panel > header {
  align-items: center;
  border-bottom: 1px solid var(--kb-line-soft);
  padding-bottom: 9px;
}

.kb-tree-panel > header span {
  color: #f0e3c4;
  font-family: Cinzel, serif;
  font-size: 16px;
}

.kb-tree-panel > header b {
  color: var(--kb-teal);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
}

.kb-tree-rows {
  display: grid;
  gap: 24px;
  padding: 20px 4px 8px;
}

.kb-tree-row {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--kb-tree-columns), 58px);
  justify-content: space-evenly;
  gap: 16px;
  min-height: 58px;
}

.kb-tree-row:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -24px;
  width: 1px;
  height: 24px;
  background: linear-gradient(rgba(230, 196, 122, 0.5), rgba(230, 196, 122, 0.12));
}

.kb-tree-node-wrap {
  position: relative;
  z-index: 2;
  width: 58px;
  height: 58px;
}

.kb-tree-node {
  position: relative;
  width: 58px;
  height: 58px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.54);
  padding: 4px;
  cursor: pointer;
  transition: transform 0.14s ease, border-color 0.14s ease, box-shadow 0.14s ease;
}

.kb-tree-node img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 4px;
  object-fit: cover;
  filter: saturate(0.35) brightness(0.65);
}

.kb-tree-node-fallback {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  border-radius: 4px;
  background: rgba(230, 196, 122, 0.08);
  color: rgba(230, 196, 122, 0.58);
  font-family: Georgia, serif;
  font-size: 25px;
  font-style: normal;
}

.kb-tree-node-level {
  position: absolute;
  right: -7px;
  bottom: -7px;
  min-width: 28px;
  min-height: 18px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: #080a0c;
  color: #b7b4ad;
  padding: 1px 4px;
  font: 900 9px "JetBrains Mono", monospace;
}

.kb-tree-node-wrap.available .kb-tree-node {
  border-color: rgba(230, 196, 122, 0.55);
  box-shadow: 0 0 16px rgba(230, 196, 122, 0.12);
}

.kb-tree-node-wrap.available .kb-tree-node img {
  filter: saturate(0.75) brightness(0.9);
}

.kb-tree-node-wrap.learned .kb-tree-node,
.kb-tree-node-wrap.maxed .kb-tree-node {
  border-color: rgba(116, 213, 200, 0.65);
  box-shadow: 0 0 18px rgba(116, 213, 200, 0.15);
}

.kb-tree-node-wrap.learned .kb-tree-node img,
.kb-tree-node-wrap.maxed .kb-tree-node img {
  filter: none;
}

.kb-tree-node-wrap.learned .kb-tree-node-fallback,
.kb-tree-node-wrap.maxed .kb-tree-node-fallback {
  background: rgba(116, 213, 200, 0.1);
  color: #9ce4d9;
}

.kb-tree-node-wrap.learned .kb-tree-node-level,
.kb-tree-node-wrap.maxed .kb-tree-node-level {
  border-color: rgba(116, 213, 200, 0.45);
  color: #9ce4d9;
}

.kb-tree-node:hover,
.kb-tree-node:focus-visible {
  z-index: 4;
  transform: translateY(-2px);
  outline: 0;
}

.kb-tree-tooltip {
  position: absolute;
  z-index: 20;
  left: 50%;
  bottom: calc(100% + 11px);
  width: 270px;
  display: none;
  transform: translateX(-50%);
  border: 1px solid rgba(230, 196, 122, 0.3);
  border-radius: 7px;
  background: rgba(5, 7, 9, 0.97);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.64);
  padding: 11px;
  pointer-events: none;
}

.kb-tree-node-wrap:hover .kb-tree-tooltip,
.kb-tree-node:focus-visible + .kb-tree-tooltip {
  display: block;
}

.kb-tree-tooltip strong,
.kb-tree-tooltip small,
.kb-tree-tooltip p,
.kb-tree-tooltip div,
.kb-tree-tooltip em {
  display: block;
}

.kb-tree-tooltip strong {
  color: #ffe09a;
  font-size: 13px;
}

.kb-tree-tooltip small {
  margin-top: 2px;
  color: var(--kb-teal);
  font-size: 9px;
  font-weight: 900;
  text-transform: uppercase;
}

.kb-tree-tooltip p {
  margin: 7px 0;
  color: #d2ccbf;
  font-size: 10px;
  line-height: 1.5;
}

.kb-tree-tooltip div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 7px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 6px 0;
}

.kb-tree-tooltip div b {
  color: var(--kb-muted);
  font-size: 9px;
  text-transform: uppercase;
}

.kb-tree-tooltip div span {
  color: #e4dccb;
  font-size: 10px;
  line-height: 1.45;
}

.kb-tree-tooltip em {
  margin-top: 5px;
  font-size: 10px;
  font-style: normal;
  font-weight: 900;
}

.kb-tree-tooltip em.ok {
  color: #86d3a0;
}

.kb-tree-tooltip em.bad {
  color: #e79384;
}

.kb-tree-summary {
  margin-top: 12px;
  padding: 14px;
}

.kb-tree-summary > header {
  align-items: center;
}

.kb-tree-summary > header > b {
  color: #ffe098;
  font-family: "JetBrains Mono", monospace;
  font-size: 15px;
}

.kb-tree-effect-list {
  display: grid;
  gap: 1px;
  margin-top: 12px;
}

.kb-tree-effect-list > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(120px, auto);
  gap: 18px;
  align-items: baseline;
  border-bottom: 1px solid rgba(255, 255, 255, 0.065);
  padding: 8px 4px;
}

.kb-tree-effect-list > div span {
  color: #d4cdbc;
  font-size: 12px;
}

.kb-tree-effect-list > div b {
  color: var(--kb-teal);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  text-align: right;
}

.kb-tree-effect-list > p {
  margin: 0;
  color: var(--kb-muted);
  font-size: 12px;
}

@media (max-width: 1180px) {
  .kb-skill-quest-route {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kb-tree-panels {
    grid-template-columns: 1fr;
  }

  .kb-tree-class-tabs button {
    min-width: 120px;
    flex: 1 1 120px;
  }
}

@media (max-width: 760px) {
  .kb-skill-point-guide,
  .kb-tree-workbench {
    padding: 12px;
  }

  .kb-skill-point-guide-head,
  .kb-tree-summary > header,
  .kb-tree-external {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .kb-skill-source-grid,
  .kb-skill-quest-route {
    grid-template-columns: 1fr;
  }

  .kb-tree-controls {
    justify-content: flex-start;
  }

  .kb-tree-controls > button {
    flex: 1 1 150px;
  }

  .kb-tree-budget {
    width: 100%;
    grid-template-columns: minmax(78px, 1fr) 38px 48px auto;
    margin-right: 0;
  }

  .kb-tree-milestones > b {
    width: 100%;
    margin-left: 0;
  }

  .kb-tree-row {
    grid-template-columns: repeat(var(--kb-tree-columns), 52px);
    gap: 10px;
  }

  .kb-tree-node-wrap,
  .kb-tree-node {
    width: 52px;
    height: 52px;
  }

  .kb-tree-tooltip {
    position: fixed;
    left: 14px;
    right: 14px;
    bottom: 14px;
    width: auto;
    transform: none;
  }

  .kb-tree-effect-list > div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .kb-tree-effect-list > div b {
    text-align: left;
  }
}