.aoj-troubleshooter {
  --aoj-ts-bg: #141a21;
  --aoj-ts-panel: #1c2530;
  --aoj-ts-panel-soft: #242f3d;
  --aoj-ts-line: #344559;
  --aoj-ts-text: #ecf3fb;
  --aoj-ts-muted: #9eb0c5;
  --aoj-ts-accent: #4aa3ff;
  --aoj-ts-accent-strong: #7dc6ff;
  --aoj-ts-warn: #ffb454;
  --aoj-ts-danger: #ff7979;
  --aoj-ts-overlay: #7dc6ff;
  color: var(--aoj-ts-text);
  background:
    radial-gradient(circle at 8% 0, rgb(125 198 255 / 12%), transparent 32%),
    radial-gradient(circle at 100% 0, #213046, transparent 42%),
    linear-gradient(170deg, rgb(10 17 28 / 96%), rgb(20 30 44 / 96%)),
    var(--aoj-ts-bg);
  border: 1px solid #2c3b4d;
  border-radius: 14px;
  padding: clamp(16px, 2.4vw, 24px);
  box-shadow: 0 16px 36px rgb(7 10 14 / 30%);
  position: relative;
  overflow: hidden;
}

.aoj-troubleshooter::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgb(125 198 255 / 5%) 1px, transparent 1px);
  background-size: 48px 100%;
  pointer-events: none;
  opacity: 0.3;
}

.aoj-troubleshooter * {
  box-sizing: border-box;
}

.aoj-troubleshooter__header h2 {
  margin: 0 0 8px;
  color: #f8fbff;
  font-size: clamp(1.3rem, 2.5vw, 1.95rem);
  letter-spacing: 0.015em;
}

.aoj-troubleshooter__header p,
.aoj-troubleshooter p {
  margin-top: 0;
  color: var(--aoj-ts-muted);
  line-height: 1.55;
}

.aoj-troubleshooter__section-title {
  margin: 0 0 12px;
  color: #f3f8ff;
  font-size: 1.05rem;
}

.aoj-troubleshooter__types,
.aoj-troubleshooter__customize,
.aoj-troubleshooter__diagram-card,
.aoj-troubleshooter__info,
.aoj-troubleshooter__solver,
.aoj-troubleshooter__calculator,
.aoj-troubleshooter__disclaimer {
  background: linear-gradient(180deg, rgb(29 39 52 / 94%), rgb(24 33 45 / 94%));
  border: 1px solid var(--aoj-ts-line);
  border-radius: 12px;
  padding: 14px;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 2%);
}

.aoj-troubleshooter__types,
.aoj-troubleshooter__customize,
.aoj-troubleshooter__workspace,
.aoj-troubleshooter__solver,
.aoj-troubleshooter__calculator,
.aoj-troubleshooter__disclaimer {
  margin-top: 14px;
}

.aoj-troubleshooter__calculator {
  position: relative;
}

.aoj-troubleshooter__calculator::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 12px;
  border: 1px solid rgb(125 198 255 / 18%);
  pointer-events: none;
}

.aoj-troubleshooter__customize-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto;
}

.aoj-troubleshooter__field {
  display: grid;
  gap: 6px;
  color: var(--aoj-ts-muted);
  font-size: 0.88rem;
}

.aoj-troubleshooter__input,
.aoj-troubleshooter__input-color,
.aoj-troubleshooter__action-btn {
  border: 1px solid #41556d;
  background: #273545;
  color: var(--aoj-ts-text);
  border-radius: 8px;
}

.aoj-troubleshooter__input {
  width: 100%;
  min-height: 36px;
  padding: 8px 10px;
}

.aoj-troubleshooter__input-range {
  width: 100%;
  min-height: 36px;
}

.aoj-troubleshooter__textarea {
  min-height: 110px;
  resize: vertical;
}

.aoj-troubleshooter__textarea--code {
  font-family: Consolas, Monaco, monospace;
  font-size: 0.8rem;
  line-height: 1.35;
}

.aoj-troubleshooter__field--color {
  min-width: 122px;
}

.aoj-troubleshooter__input-color {
  min-height: 36px;
  padding: 2px;
}

.aoj-troubleshooter__customize-actions {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.aoj-troubleshooter__action-btn {
  min-height: 34px;
  padding: 7px 10px;
  cursor: pointer;
}

.aoj-troubleshooter__action-btn:hover,
.aoj-troubleshooter__action-btn:focus-visible,
.aoj-troubleshooter__input:focus-visible,
.aoj-troubleshooter__input-color:focus-visible {
  outline: none;
  border-color: var(--aoj-ts-accent);
  box-shadow: 0 0 0 1px rgb(74 163 255 / 30%);
}

.aoj-troubleshooter[data-edit-mode="true"] [data-aoj-troubleshooter-edit-toggle] {
  border-color: #8af4de;
  background: #24453f;
}

.aoj-troubleshooter__helper-text {
  margin: 8px 0 0;
  font-size: 0.83rem;
}

.aoj-troubleshooter__type-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
}

.aoj-troubleshooter__type-btn {
  width: 100%;
  text-align: left;
  color: var(--aoj-ts-text);
  background: var(--aoj-ts-panel-soft);
  border: 1px solid #3b4b61;
  border-radius: 10px;
  padding: 12px 13px;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.aoj-troubleshooter__type-btn:hover,
.aoj-troubleshooter__type-btn:focus-visible {
  transform: translateY(-1px);
  border-color: var(--aoj-ts-accent);
  box-shadow: 0 8px 18px rgb(11 24 39 / 34%);
  outline: none;
}

.aoj-troubleshooter__type-btn.is-active {
  border-color: var(--aoj-ts-accent-strong);
  background: linear-gradient(140deg, rgb(74 163 255 / 20%), rgb(125 198 255 / 16%));
}

.aoj-troubleshooter__type-label {
  display: block;
  font-weight: 700;
}

.aoj-troubleshooter__workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 12px;
}

.aoj-troubleshooter__gun-description {
  margin-bottom: 10px;
}

.aoj-troubleshooter__diagram-shell {
  position: relative;
  border: 1px solid #2b3c50;
  border-radius: 10px;
  background-image: var(--aoj-ts-bg-image, linear-gradient(180deg, #1b2634, #19222d));
  background-size: var(--aoj-ts-bg-size, cover);
  background-repeat: no-repeat;
  background-position: center;
  overflow: hidden;
  min-height: 280px;
}

.aoj-troubleshooter__diagram-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgb(8 16 28 / 32%), rgb(8 16 28 / 44%));
  pointer-events: none;
}

.aoj-troubleshooter__diagram-svg {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 0;
}

.aoj-troubleshooter__diagram-svg svg {
  width: 100%;
  height: 100%;
  display: block;
}

.aoj-troubleshooter-svg__receiver {
  fill: #6f8198;
}

.aoj-troubleshooter-svg__barrel {
  fill: #506176;
}

.aoj-troubleshooter-svg__grip {
  fill: #5d7087;
}

.aoj-troubleshooter-svg__mag {
  fill: #7e90a5;
}

.aoj-troubleshooter-svg__stock {
  fill: #46576a;
}

.aoj-troubleshooter-svg__rail {
  fill: #91a3b8;
}

.aoj-troubleshooter__diagram-shell {
  position: relative;
  overflow: hidden;
}

.aoj-troubleshooter__diagram,
.aoj-troubleshooter__diagram-svg,
.aoj-troubleshooter__lines,
.aoj-troubleshooter__line-layer,
.aoj-troubleshooter__hotspots {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.aoj-troubleshooter__lines,
.aoj-troubleshooter__line-layer {
  z-index: 3;
  pointer-events: none;
  overflow: visible;
}

.aoj-troubleshooter__diagram,
.aoj-troubleshooter__diagram-svg {
  z-index: 1;
}

.aoj-troubleshooter__diagram svg,
.aoj-troubleshooter__diagram-svg svg {
  width: 100%;
  height: 100%;
  display: block;
}

.aoj-troubleshooter__lines line,
.aoj-troubleshooter__line-layer line {
  stroke: var(--aoj-ts-overlay, #7dc6ff);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.75;
}

.aoj-troubleshooter__lines line.is-active,
.aoj-troubleshooter__line-layer line.is-active,
.aoj-troubleshooter__lines line.is-related,
.aoj-troubleshooter__line-layer line.is-related {
  stroke-width: 3;
  opacity: 1;
}

.aoj-troubleshooter__diag-point {
  stroke-width: 1.5;
  opacity: 0.95;
}

.aoj-troubleshooter__diag-point.is-marker {
  fill: #ff6b6b;
  stroke: #ffd1d1;
}

.aoj-troubleshooter__diag-point.is-label {
  fill: #58c7ff;
  stroke: #ccefff;
}

.aoj-troubleshooter__hotspots {
  z-index: 4;
  pointer-events: none;
  transform-origin: top left;
}

.aoj-troubleshooter__marker,
.aoj-troubleshooter__label-tag {
  position: absolute;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  pointer-events: auto;
  cursor: pointer;
}

.aoj-troubleshooter__marker {
  width: 16px;
  height: 16px;
  border: 2px solid rgb(122 158 194 / 66%);
  background: rgb(16 31 46 / 95%);
  box-shadow: 0 0 0 3px rgb(125 198 255 / 16%);
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.aoj-troubleshooter__marker:hover,
.aoj-troubleshooter__marker:focus-visible,
.aoj-troubleshooter__label-tag:hover,
.aoj-troubleshooter__label-tag:focus-visible {
  transform: translate(-50%, -50%) scale(1.03);
  border-color: var(--aoj-ts-accent-strong);
  outline: none;
}

.aoj-troubleshooter__label-tag {
  min-height: 30px;
  max-width: 180px;
  padding: 5px 10px;
  border: 1px solid rgb(122 158 194 / 66%);
  background: rgb(13 20 29 / 84%);
  color: #eff6ff;
  font-size: 0.74rem;
  line-height: 1.2;
  white-space: normal;
  text-align: center;
}

.aoj-troubleshooter__marker.is-active,
.aoj-troubleshooter__label-tag.is-active {
  border-color: #8af4de;
  background: rgb(24 55 54 / 86%);
}

.aoj-troubleshooter__marker.is-related,
.aoj-troubleshooter__label-tag.is-related {
  border-color: var(--aoj-ts-warn);
  box-shadow: 0 0 0 2px rgb(255 180 84 / 20%);
}

.aoj-troubleshooter[data-edit-mode="true"] .aoj-troubleshooter__marker,
.aoj-troubleshooter[data-edit-mode="true"] .aoj-troubleshooter__label-tag {
  cursor: grab;
  touch-action: none;
}

.aoj-troubleshooter[data-edit-mode="true"] .aoj-troubleshooter__marker.is-dragging,
.aoj-troubleshooter[data-edit-mode="true"] .aoj-troubleshooter__label-tag.is-dragging {
  cursor: grabbing;
  box-shadow: 0 0 0 2px rgb(74 163 255 / 40%);
}

.aoj-troubleshooter[data-edit-mode="true"] .aoj-troubleshooter__diagram-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgb(122 158 194 / 14%) 1px, transparent 1px),
    linear-gradient(to bottom, rgb(122 158 194 / 14%) 1px, transparent 1px);
  background-size: var(--aoj-grid-size, 5%) var(--aoj-grid-size, 5%);
  pointer-events: none;
  z-index: 1;
}

.aoj-troubleshooter__info h4,
.aoj-troubleshooter__diagnosis h4 {
  margin: 0 0 8px;
  color: #f3f8ff;
}

.aoj-troubleshooter__info h5,
.aoj-troubleshooter__diagnosis h5 {
  margin: 0 0 6px;
  color: #cfe6ff;
  font-size: 0.92rem;
}

.aoj-troubleshooter__detail-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin: 12px 0;
}

.aoj-troubleshooter__detail-grid section {
  background: #202b38;
  border: 1px solid #33465b;
  border-radius: 10px;
  padding: 10px;
}

.aoj-troubleshooter ul,
.aoj-troubleshooter ol {
  margin: 0;
  padding-left: 20px;
  color: var(--aoj-ts-text);
}

.aoj-troubleshooter li {
  margin: 0 0 4px;
}

.aoj-troubleshooter__symptom-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.aoj-troubleshooter__symptom-btn {
  border: 1px solid #40566f;
  background: #273444;
  color: var(--aoj-ts-text);
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.9rem;
}

.aoj-troubleshooter__symptom-btn:hover,
.aoj-troubleshooter__symptom-btn:focus-visible {
  border-color: var(--aoj-ts-accent);
  outline: none;
}

.aoj-troubleshooter__symptom-btn.is-active {
  border-color: #8abfff;
  background: linear-gradient(130deg, #2f4964, #3b6185);
}

.aoj-troubleshooter__diagnosis {
  margin-top: 12px;
  background: var(--aoj-ts-panel-soft);
  border: 1px solid #374b61;
  border-radius: 10px;
  padding: 12px;
}

.aoj-troubleshooter__warning {
  border-left: 3px solid var(--aoj-ts-danger);
  padding-left: 10px;
  color: #ffd6d6;
}

.aoj-troubleshooter__calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.aoj-troubleshooter__calc-result {
  margin-top: 12px;
  padding: 10px;
  border-radius: 10px;
  background: linear-gradient(150deg, rgb(45 71 98 / 56%), rgb(31 45 63 / 56%));
  border: 1px solid rgb(122 158 194 / 45%);
}

.aoj-troubleshooter__calc-result p {
  margin: 0 0 6px;
  color: #e7f1ff;
}

.aoj-troubleshooter__calc-result p:last-child {
  margin-bottom: 0;
}

.aoj-troubleshooter__empty {
  color: #b5c4d6;
}

.aoj-troubleshooter__disclaimer {
  font-size: 0.9rem;
}

.aoj-troubleshooter__disclaimer p {
  margin-bottom: 8px;
}

@media (max-width: 980px) {
  .aoj-troubleshooter__workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .aoj-troubleshooter {
    border-radius: 10px;
    padding: 14px;
  }

  .aoj-troubleshooter__customize-grid {
    grid-template-columns: 1fr;
  }

  .aoj-troubleshooter__customize-actions {
    flex-direction: column;
  }

  .aoj-troubleshooter__action-btn {
    width: 100%;
  }

  .aoj-troubleshooter__label-tag {
    max-width: 130px;
    font-size: 0.68rem;
  }

  .aoj-troubleshooter__diagram-shell,
  .aoj-troubleshooter__diagram-svg {
    min-height: 240px;
  }

  .aoj-troubleshooter__detail-grid {
    grid-template-columns: 1fr;
  }
}