:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #657086;
  --line: #d9dfeb;
  --surface: #ffffff;
  --canvas: #f3f6fa;
  --blue: #1d5fbf;
  --blue-dark: #16488f;
  --blue-soft: #eaf2ff;
  --green: #147a55;
  --red: #b42318;
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; color: var(--ink); background: var(--canvas); line-height: 1.5; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.site-header { max-width: 1440px; margin: 0 auto; padding: 34px 32px 22px; }
.step-label { margin: 0; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: 0; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 4px; font-size: 36px; letter-spacing: 0; }
h2 { margin-bottom: 0; font-size: 18px; letter-spacing: 0; }
.app-shell { max-width: 1440px; margin: 0 auto; padding: 0 32px 34px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 5px 20px rgba(35, 52, 78, .05); }
.setup-panel, .editor-panel, .preview-panel { padding: 22px; }
.setup-heading-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; flex-wrap: wrap; }
.panel-heading { display: flex; align-items: start; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.panel-heading.compact { margin-bottom: 14px; }
.status-badge { color: var(--green); background: #effaf5; border: 1px solid #b7d8c9; border-radius: 999px; padding: 4px 10px; font-size: 12px; white-space: nowrap; }
.status-badge.error { color: var(--red); background: #fff2f0; border-color: #f2b8b2; }
.entry-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.entry-option { min-width: 0; padding: 20px 22px 0 0; display: grid; grid-template-rows: auto minmax(122px, 1fr) auto; gap: 14px; }
.entry-option + .entry-option { border-left: 1px solid var(--line); padding-right: 0; padding-left: 22px; }
.entry-option h3 { margin-bottom: 5px; font-size: 17px; }
.entry-option p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
.entry-number { color: var(--blue) !important; font-size: 11px !important; font-weight: 800; }
.field-control, .code-control { display: grid; gap: 6px; }
.field-control > span, .code-control > span { font-size: 13px; font-weight: 700; }
small, .muted-text { color: var(--muted); font-size: 12px; }
input, select, textarea { width: 100%; border: 1px solid #bdc7d8; border-radius: 5px; color: var(--ink); background: #fff; padding: 9px 10px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(29, 95, 191, .12); }
/* 数值仍保留原生校验，但不显示容易误触的上下箭头。 */
input[type="number"] { appearance: textfield; -moz-appearance: textfield; }
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { margin: 0; appearance: none; -webkit-appearance: none; }
.button { border: 1px solid #b9c4d6; color: #26344b; background: #fff; border-radius: 5px; padding: 9px 14px; font-weight: 700; transition: background .15s, border-color .15s, transform .15s; }
.button:hover:not(:disabled) { border-color: var(--blue); background: #f5f8ff; }
.button:active:not(:disabled) { transform: translateY(1px); }
.button:disabled { cursor: not-allowed; opacity: .5; }
.button-primary { border-color: var(--blue); color: #fff; background: var(--blue); }
.button-primary:hover:not(:disabled) { border-color: var(--blue-dark); background: var(--blue-dark); }
.button-wide { width: 100%; padding: 12px 14px; font-size: 16px; }
.workspace-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(310px, .85fr); gap: 20px; margin-top: 20px; align-items: start; }
.workspace-grid > *, .editor-panel, .category-panel { min-width: 0; }
.preview-column { display: grid; gap: 20px; position: sticky; top: 18px; }
.category-nav { max-width: 100%; display: flex; gap: 6px; overflow-x: auto; border-bottom: 1px solid var(--line); padding-bottom: 9px; }
.category-nav button { flex: 0 0 auto; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--muted); padding: 7px 10px; font-weight: 700; }
.category-nav button.active { color: var(--blue); border-bottom-color: var(--blue); background: var(--blue-soft); }
.category-panel { padding-top: 17px; }
.summary-view { display: grid; gap: 22px; }
.summary-hero { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 9px; }
.summary-card { min-width: 0; border: 1px solid #dce3ec; border-radius: 6px; background: #fbfcfe; padding: 12px; display: grid; gap: 3px; }
.summary-card span { color: var(--muted); font-size: 11px; }
.summary-card strong { overflow-wrap: anywhere; font-size: 17px; }
.summary-section { display: grid; gap: 10px; }
.summary-section h3 { margin: 0; font-size: 15px; }
.summary-list { margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.summary-list > div { min-width: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 9px 10px; background: #fff; }
.summary-list dt { color: var(--muted); font-size: 11px; }
.summary-list dd { margin: 2px 0 0; overflow-wrap: anywhere; font-size: 14px; font-weight: 700; }
.summary-empty { margin: 0; border: 1px dashed #c5cfdf; padding: 13px; color: var(--muted); font-size: 13px; }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.field-card { border: 1px solid #e1e6ef; border-radius: 6px; padding: 12px; background: #fbfcfe; }
.field-card label { display: grid; gap: 7px; }
.field-card .field-title { font-weight: 700; font-size: 13px; }
.field-card .field-note { min-height: 36px; color: var(--muted); font-size: 12px; }
.field-card .range-note { color: #71809a; font-size: 11px; }
.trait-card { border-color: #c8d8ef; background: #f7faff; }
.trait-card .trait-evidence { color: #8a5b16; font-size: 11px; }
.trait-builder { display: grid; gap: 18px; }
.trait-intro, .trait-builder-heading { display: flex; justify-content: space-between; align-items: end; gap: 18px; }
.trait-intro h3, .trait-builder-heading h3 { margin: 0 0 4px; font-size: 16px; }
.trait-intro p, .trait-builder-heading p { margin: 0; color: var(--muted); font-size: 13px; }
.occupation-select { flex: 0 1 260px; }
.occupation-presets { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.occupation-preset { min-height: 112px; text-align: left; border: 1px solid #d9dfeb; border-radius: 6px; color: var(--ink); background: #fbfcfe; padding: 11px; display: grid; align-content: start; gap: 4px; }
.occupation-preset:hover { border-color: var(--blue); background: #f5f8ff; }
.occupation-preset.selected { border-color: var(--blue); background: var(--blue-soft); box-shadow: inset 0 0 0 1px var(--blue); }
.occupation-preset strong { font-size: 13px; }
.occupation-preset b { color: var(--blue); font-size: 11px; }
.occupation-preset span { color: var(--muted); font-size: 12px; line-height: 1.45; }
.trait-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-block: 1px solid var(--line); background: #f8fafc; }
.trait-summary > div { min-width: 0; padding: 12px 14px; display: grid; gap: 2px; border-right: 1px solid var(--line); }
.trait-summary > div:last-child { border-right: 0; }
.trait-summary span { color: var(--muted); font-size: 11px; }
.trait-summary strong { font-size: 17px; }
.trait-summary .remaining-points strong { color: var(--green); }
.trait-summary .remaining-points.invalid strong { color: var(--red); }
.occupation-effect { display: flex; align-items: baseline; gap: 10px; border-left: 3px solid var(--blue); background: var(--blue-soft); padding: 10px 12px; }
.occupation-effect strong { flex: 0 0 auto; font-size: 13px; }
.occupation-effect span { color: #45546a; font-size: 12px; }
.free-traits-details { margin-top: 16px; border: 1px solid #d9dfeb; border-radius: 6px; background: #fbfcfe; }
.free-traits-details > summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; cursor: pointer; list-style: none; padding: 12px 14px; color: var(--ink); font-weight: 700; }
.free-traits-details > summary::-webkit-details-marker { display: none; }
.free-traits-details > summary::before { content: "＋"; color: var(--blue); font-size: 17px; line-height: 1; }
.free-traits-details[open] > summary::before { content: "−"; }
.free-traits-details > summary small { margin-left: auto; color: #8a5b16; font-size: 11px; font-weight: 500; }
.free-traits-details[open] > :not(summary) { margin-left: 14px; margin-right: 14px; }
.trait-persistence-warning { margin-top: 2px; border-left: 3px solid #e2a949; background: #fffaf0; color: #6d511b; padding: 9px 11px; font-size: 12px; }
.trait-clear { flex: 0 0 auto; }
.trait-workspace { display: grid; grid-template-columns: minmax(210px, 1fr) minmax(210px, 1fr) minmax(230px, .9fr); border-block: 1px solid var(--line); }
.trait-pool, .trait-selected { min-width: 0; padding: 12px; }
.trait-pool { border-right: 1px solid var(--line); }
.trait-pool h4, .trait-selected h4 { margin: 0 0 9px; display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.trait-pool h4 span, .trait-selected h4 span { color: var(--muted); font-size: 11px; font-weight: 500; }
.positive-pool h4 { color: var(--green); }
.negative-pool h4 { color: var(--red); }
.trait-list { display: grid; gap: 5px; max-height: 620px; overflow-y: auto; padding-right: 4px; }
.trait-option { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 32px; border: 1px solid #dce3ec; border-radius: 5px; background: #fff; overflow: hidden; }
.trait-option:hover { border-color: var(--blue); }
.trait-option.disabled { background: #f1f3f6; }
.trait-inspect { min-width: 0; border: 0; background: transparent; color: var(--ink); padding: 7px 8px; display: flex; align-items: center; justify-content: space-between; gap: 8px; text-align: left; }
.trait-inspect > span { min-width: 0; display: grid; }
.trait-inspect strong { overflow-wrap: anywhere; font-size: 12px; }
.trait-inspect small { color: var(--muted); font-size: 10px; }
.trait-inspect b { flex: 0 0 auto; color: var(--green); font-size: 12px; }
.trait-option.negative .trait-inspect b { color: var(--red); }
.trait-add { width: 32px; min-height: 40px; border: 0; border-left: 1px solid #dce3ec; background: #f8fafc; color: var(--blue); font-size: 19px; font-weight: 500; }
.trait-add:hover:not(:disabled) { color: #fff; background: var(--blue); }
.trait-add:disabled { color: #9aa5b6; cursor: not-allowed; }
.trait-conflict { grid-column: 1 / -1; border-top: 1px solid #e1e6ef; color: #7c5b1c; padding: 3px 8px; font-size: 10px; }
.trait-selected { display: grid; align-content: start; background: #f8fafc; }
.trait-selected-list { display: grid; gap: 5px; max-height: 330px; overflow-y: auto; padding-right: 4px; }
.selected-trait { display: flex; gap: 8px; align-items: center; justify-content: space-between; border-left: 3px solid var(--green); background: #fff; padding: 7px 8px; }
.selected-trait.negative { border-left-color: var(--red); }
.selected-trait > div { min-width: 0; display: grid; gap: 2px; cursor: pointer; }
.selected-trait strong { overflow-wrap: anywhere; font-size: 11px; }
.selected-trait span { color: var(--muted); font-size: 10px; }
.trait-remove { flex: 0 0 26px; width: 26px; height: 26px; border: 1px solid #d5deeb; border-radius: 4px; color: #45546a; background: #fff; padding: 0; font-size: 17px; line-height: 1; }
.trait-remove:hover { border-color: var(--red); color: var(--red); background: #fff7f6; }
.trait-empty { margin: 0; color: var(--muted); font-size: 13px; }
.trait-detail { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 11px; display: grid; gap: 5px; }
.trait-detail > span { color: var(--blue); font-size: 10px; font-weight: 700; }
.trait-detail > strong { font-size: 13px; }
.trait-detail p { margin: 0; color: #45546a; font-size: 12px; }
.trait-detail small { color: var(--muted); font-size: 10px; }
.trait-detail em { width: fit-content; color: #7a5315; background: #fff4d8; padding: 2px 5px; font-size: 10px; font-style: normal; }
.trait-save-note { margin: 0; border-left: 3px solid #e2a949; background: #fffaf0; color: #6d511b; padding: 9px 11px; font-size: 12px; }
.items-toolbar { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; padding: 12px; background: #f6f8fb; border: 1px solid #e1e6ef; border-radius: 6px; margin-bottom: 14px; }
.items-toolbar .small-field { width: 120px; }
.items-toolbar .small-field label { display: grid; gap: 4px; font-size: 12px; font-weight: 700; }
.items-table-wrap { overflow-x: auto; border: 1px solid #e1e6ef; border-radius: 6px; }
.items-table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 13px; }
.items-table th, .items-table td { border-bottom: 1px solid #e7ebf2; padding: 7px 8px; text-align: left; }
.items-table th { background: #f3f6fa; color: #526078; font-size: 12px; }
.items-table tr:last-child td { border-bottom: 0; }
.items-table input, .items-table select { padding: 6px 7px; min-width: 90px; }
.weapon-help { color: var(--muted); margin: 0 0 13px; font-size: 13px; }
.preview-actions { display: flex; gap: 8px; margin: 10px 0 14px; }
.preview-actions .button { flex: 1; padding-inline: 8px; }
.import-player { margin-bottom: 13px; border-left: 3px solid #e2a949; background: #fffaf0; padding: 10px 11px; }
#codeOutput { min-height: 210px; resize: vertical; background: #f8fafc; color: #293751; font: 12px/1.6 ui-monospace, SFMono-Regular, Consolas, monospace; }
#codeInput { min-height: 122px; resize: vertical; font: 12px/1.6 ui-monospace, SFMono-Regular, Consolas, monospace; }
.empty-state { border: 1px dashed #c5cfdf; border-radius: 6px; padding: 25px; text-align: center; color: var(--muted); }
@media (max-width: 900px) {
  .site-header, .app-shell { padding-left: 16px; padding-right: 16px; }
  .site-header { padding-top: 22px; }
  .workspace-grid { grid-template-columns: 1fr; }
  .preview-column { position: static; }
  .occupation-presets { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .trait-workspace { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trait-selected { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .entry-grid, .field-grid, .summary-hero, .summary-list { grid-template-columns: 1fr; }
  .entry-option { padding: 18px 0; }
  .entry-option + .entry-option { border-top: 1px solid var(--line); border-left: 0; padding: 18px 0 0; }
  .setup-panel, .editor-panel, .preview-panel { padding: 16px; }
  .preview-actions { flex-wrap: wrap; }
  .preview-actions .button { min-width: 30%; }
  .trait-intro, .trait-builder-heading { align-items: stretch; flex-direction: column; }
  .occupation-select { flex-basis: auto; }
  h1 { font-size: 28px; }
  .occupation-presets, .trait-summary, .trait-workspace { grid-template-columns: 1fr; }
  .trait-summary > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .trait-summary > div:last-child { border-bottom: 0; }
  .trait-pool { border-right: 0; border-bottom: 1px solid var(--line); }
  .trait-selected { grid-column: auto; }
  .occupation-effect { align-items: start; flex-direction: column; }
}