:root {
  --bg: #f6f6f4;
  --card: #fff;
  --ink: #1c1c1a;
  --muted: #6b6b66;
  --line: #e2e2dd;
  --accent: #2f6f5e;
  --accent-soft: #e8f1ee;
  --warn: #b4471f;
  --radius: 10px;
  --wrap: 42rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.1rem; }

/* header */
.site-header { background: var(--card); border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: .75rem; padding-top: .85rem; padding-bottom: .85rem;
}
.brand { display: flex; flex-direction: column; }
.brand-title { font-weight: 650; letter-spacing: .01em; }
.brand-sub { font-size: .8rem; color: var(--muted); }
.badge {
  background: var(--warn); color: #fff; font-size: .72rem;
  padding: .18rem .5rem; border-radius: 99px; white-space: nowrap;
}
.hdr-right { display: flex; align-items: center; gap: .7rem; flex: none; }
.hdr-link {
  font-size: .82rem; color: var(--muted); text-decoration: none;
  border-bottom: 1px solid var(--line); padding-bottom: 1px; white-space: nowrap;
}
.hdr-link:hover { color: var(--warn); border-color: var(--warn); }

/* progress */
.progress { height: 3px; background: var(--line); }
.progress-bar { height: 100%; background: var(--accent); transition: width .3s ease; }

main.wrap { padding-top: 1.6rem; padding-bottom: 3rem; }

h1 { font-size: 1.35rem; margin: 0 0 .3rem; }
h2 { font-size: 1.05rem; margin: 0 0 .7rem; }
.lede { color: var(--muted); margin: 0 0 1.2rem; }
.counter { color: var(--muted); font-size: .85rem; margin: 0 0 .6rem; }
.hint { color: var(--muted); font-size: .87rem; }

/* card */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.35rem 1.5rem; margin: 0 0 1rem;
}
.card.invalid { border-color: var(--warn); }
fieldset.card { border: 1px solid var(--line); }
legend { font-weight: 600; padding: 0 .35rem; line-height: 1.5; }
.req { color: var(--warn); margin-left: .2rem; }

/* prose */
.prose h3, .prose h4 { font-size: 1rem; margin: 1.3rem 0 .4rem; }
.prose h3:first-child, .prose h4:first-child { margin-top: 0; }
.prose p { margin: .55rem 0; }
.prose ul, .prose ol { margin: .5rem 0; padding-left: 1.3rem; }
.prose li { margin: .25rem 0; }
.prose blockquote {
  margin: .8rem 0; padding: .55rem .9rem;
  background: var(--accent-soft); border-radius: 6px; color: #2b4c43;
}

/* vignette */
.vignette { background: #fffdf7; border-color: #e8e0cc; padding: 1.6rem 1.75rem; }
.domain {
  display: inline-block; font-size: .78rem; color: var(--accent);
  background: var(--accent-soft); padding: .12rem .55rem;
  border-radius: 99px; margin: 0 0 .6rem;
}
.vignette-text { font-size: 1.12rem; line-height: 2.05; margin: 0; }

/* 题干里标出两条流：紫=动作，绿=判断。用底色而非加粗，避免喧宾夺主 */
.vignette-text mark {
  color: inherit; padding: .12em .18em; border-radius: 3px;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}
mark.mk-act { background: #ece9ff; border-bottom: 2px solid #a9a2e8; }
mark.mk-cog { background: var(--accent-soft); border-bottom: 2px solid #79b3a2; }

.mk-legend { margin: 1rem 0 0; display: flex; gap: .5rem; }
.mk-chip {
  font-size: .74rem; padding: .1rem .5rem; border-radius: 99px;
  letter-spacing: .04em;
}
.mk-chip.mk-act { background: #ece9ff; color: #4a439b; }
.mk-chip.mk-cog { background: var(--accent-soft); color: var(--accent); }

/* 题干里的「动作」「判断」：与情景描述同款荧光笔，只是内边距略收，
   因为 legend 本身是粗体，底色再铺满会压过题目本身。 */
legend mark.mk-act, legend mark.mk-cog,
.hint mark.mk-act, .hint mark.mk-cog { padding: .06em .22em; }

/* choices */
.choice, .check {
  display: flex; align-items: flex-start; gap: .6rem;
  padding: .5rem .1rem; cursor: pointer;
}
.choice input, .check input { margin-top: .42rem; flex: none; }
.choice.big {
  border: 1px solid var(--line); border-radius: 8px;
  padding: .95rem 1.05rem; margin-bottom: .6rem; transition: .15s;
}
.choice.big:hover { border-color: var(--accent); background: #fbfdfc; }
.choice.big:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
/* 标题与描述用专门的类，避免影响描述文字内部的 <strong>/<em>（否则加粗处会另起一行） */
.opt { display: block; }
.opt-title { display: block; font-weight: 650; }
.opt-desc  { display: block; color: var(--muted); font-size: .89rem; margin-top: .25rem; }
.opt-desc strong { font-weight: 650; color: var(--ink); }
.opt-desc em { font-style: normal; }
.choice.escape { border-style: dashed; }

.followup { display: none; padding: 0 0 .6rem .3rem; }
.choice.escape:has(input:checked) + .followup { display: block; }

/* scales */
.scale { display: flex; flex-wrap: wrap; gap: .5rem; }
.scale.vertical { flex-direction: column; }
.scale-item {
  display: flex; align-items: center; gap: .4rem;
  border: 1px solid var(--line); border-radius: 7px;
  padding: .45rem .7rem; cursor: pointer; font-size: .9rem;
}
.scale-item:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }

/* fields */
.field { display: block; margin-top: .7rem; }
.field span { display: block; font-size: .88rem; color: var(--muted); margin-bottom: .3rem; }
textarea, .text-inline {
  width: 100%; font: inherit; font-size: .95rem;
  padding: .55rem .7rem; border: 1px solid var(--line);
  border-radius: 7px; background: #fff; resize: vertical;
}
textarea:focus, .text-inline:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.text-inline { margin-top: .4rem; }

.defs { padding-left: 1.2rem; }
.defs li { margin-bottom: .7rem; }
.defs p { margin: .2rem 0 0; color: var(--muted); font-size: .9rem; }

/* buttons */
.actions { display: flex; gap: .6rem; margin-top: 1.2rem; }
.actions.split { justify-content: space-between; }
.btn {
  font: inherit; font-size: .95rem; padding: .62rem 1.4rem;
  border-radius: 8px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); cursor: pointer; text-decoration: none;
  display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { color: var(--muted); }
.btn.danger { background: var(--warn); border-color: var(--warn); color: #fff; }
.btn.danger:hover { filter: brightness(1.08); }

.btn.mini { padding: .2rem .68rem; font-size: .78rem; border-radius: 6px; }

.alert {
  background: #fdece5; border: 1px solid #f0c4b0; color: var(--warn);
  padding: .7rem .95rem; border-radius: 8px; margin-bottom: 1rem; font-size: .92rem;
}
/* 操作结果回执：陈述而非报错，用中性色 */
.alert.notice { background: var(--accent-soft); border-color: #cfe0d9; color: #2b4c43; }

.site-footer { color: var(--muted); font-size: .8rem; padding-bottom: 2rem; }

/* admin */
.kpis { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.kpi { display: flex; flex-direction: column; }
.kpi b { font-size: 1.5rem; line-height: 1.2; }
.kpi span { font-size: .8rem; color: var(--muted); }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.table.small { font-size: .82rem; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: .42rem .5rem; text-align: left; }
.table th { color: var(--muted); font-weight: 600; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .warn { color: var(--warn); font-weight: 600; }
details { border-bottom: 1px solid var(--line); padding: .5rem 0; }
summary { cursor: pointer; font-size: .9rem; }
blockquote { margin: .4rem 0 .8rem; padding-left: .8rem; border-left: 3px solid var(--line); color: #3d3d38; }
.q { font-size: .82rem; color: var(--muted); margin: .6rem 0 .1rem; }
.note { font-size: .82rem; color: var(--warn); }
code { background: #efefeb; padding: .05rem .3rem; border-radius: 4px; font-size: .85em; }

.table td.act { text-align: right; width: 1%; white-space: nowrap; }
.table td.act form { margin: 0; }

.danger-zone { border-color: #f0c4b0; }
.danger-zone .row { display: flex; gap: .6rem; align-items: center; margin-top: .4rem; }
.danger-zone .text-inline { width: 12rem; margin-top: 0; }

/* admin 页更宽 */
body:has(.kpis) { --wrap: 62rem; }

@media (max-width: 480px) {
  .vignette-text { font-size: 1.05rem; }
  .actions { flex-direction: column-reverse; }
  .btn { width: 100%; text-align: center; }
  .btn.mini { width: auto; }
  .actions.split { flex-direction: column-reverse; }
  .danger-zone .row { flex-direction: column; align-items: stretch; }
  .danger-zone .text-inline { width: 100%; }
}


/* ---- 三个类别的定义块（_regimes.html） ---- */
.rg-list > .rg + .rg { margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.rg-head { margin: 0 0 .35rem; font-weight: 650; display: flex; align-items: baseline; gap: .55rem; }
.rg-key {
  flex: none; width: 1.55rem; height: 1.55rem; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .84rem; font-weight: 650;
}
.rg-eg   { margin: 0 0 .4rem; color: var(--accent); font-size: .86rem; }
.rg-desc { margin: 0; color: var(--muted); font-size: .87rem; }
.rg-desc strong { color: var(--ink); font-weight: 650; }

/* ---- 答题页：左侧参考栏 + 右侧题目 ---- */
body:has(.qwrap) { --wrap: 68rem; }

.qwrap { display: grid; grid-template-columns: minmax(17rem, 21rem) 1fr; gap: 1.6rem; align-items: start; }
.qwrap.single { display: block; }

/* 进入答题时：参考栏自右侧就位（呼应"被推到左边"），题目自下方滑入 */
.qref  { animation: refIn  .42s cubic-bezier(.2,.7,.3,1) both; }
.qmain { animation: mainIn .42s .07s cubic-bezier(.2,.7,.3,1) both; }
@keyframes refIn  { from { opacity: 0; transform: translateX(28px); } to { opacity: 1; transform: none; } }
@keyframes mainIn { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .qref, .qmain { animation: none; } }

.qref {
  position: sticky; top: 1rem;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.1rem 1.2rem;
  max-height: calc(100vh - 2rem); overflow-y: auto;
}
.qref > summary {
  cursor: pointer; font-size: .82rem; color: var(--muted);
  list-style: none; user-select: none; margin-bottom: .9rem;
  letter-spacing: .02em;
}
.qref > summary::-webkit-details-marker { display: none; }
.qref:not([open]) > summary { margin-bottom: 0; }
.qref > summary::before { content: "\25BE  "; }
.qref:not([open]) > summary::before { content: "\25B8  "; }

@media (max-width: 900px) {
  body:has(.qwrap) { --wrap: 42rem; }
  .qwrap { display: block; }
  .qref { position: static; max-height: none; margin-bottom: 1rem; }
  .qref, .qmain { animation: none; }
}


/* ---- 提交前总览 ---- */
.rvlist { list-style: none; padding: 0; margin: 1.2rem 0 0; counter-reset: rv; }
.rv {
  counter-increment: rv;
  display: flex; align-items: flex-start; gap: 1rem;
  padding: .9rem 0; border-bottom: 1px solid var(--line);
}
.rv:first-child { border-top: 1px solid var(--line); }
.rv-main { flex: 1; min-width: 0; }
.rv-text { margin: 0; font-size: .92rem; line-height: 1.65; }
.rv-text::before {
  content: counter(rv) ". "; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.rv-ans { margin: .45rem 0 0; display: flex; align-items: baseline; gap: .5rem; }
.rv-label { font-size: .88rem; font-weight: 600; }
.rv-none { color: var(--warn); font-weight: 600; }
.rv-detail {
  margin: .3rem 0 0; font-size: .85rem; color: var(--muted);
  padding-left: .8rem; border-left: 2px solid var(--line);
}
.rv-edit { flex: none; margin: 0; }
.rv-missing .rv-text { color: var(--warn); }

@media (max-width: 480px) {
  .rv { gap: .6rem; }
  .rv-edit .btn { width: auto; }
}