/* ==========================================================================
   标本 08 — 内容卡片与列表项 / 瑞士国际主义
   体裁:12 栏网格、规矩线、字号与字重阶梯、等宽定量列。
   字面:Bahnschrift(标题与数字)+ Constantia / Sitka Text(正文)+ Consolas(索引号);
   中文承担在 Noto Sans CJK SC / Noto Serif CJK SC 上。
   外壳不注入;本文件只负责本标本内部。
   ========================================================================== */

/* 外壳不注入页边距:body 外边距归零,内边距由两版各自给 */
/* 落地色随版本走:固定成修正版的地面色,会在病原版下方露出不属于它的色带 */
html[data-mode="slop"] { background: #f4f3f8; }
body { margin: 0; }

html { background: #f4f2ed; }   /* 落地色画在最外层,否则 iframe 露白底 */

.spn {
  margin: 0;
  font-family: 'Bahnschrift', 'Noto Sans CJK SC', 'Microsoft YaHei', sans-serif;
  color: #141414;
  background: #eceae4;
  -webkit-font-smoothing: antialiased;
}

/* 模式切换:两版都在 DOM 里,靠属性显隐 */
[data-mode="slop"]  .v-fixed { display: none; }
[data-mode="fixed"] .v-slop  { display: none; }

:focus-visible { outline: 2px solid #141414; outline-offset: 3px; }

.spn button { font: inherit; }

/* ==========================================================================
   病原 —— AI 味版本
   ========================================================================== */

.v-slop {
  padding: 3rem 2rem;
  background: #f4f3f8;
  font-family: 'Segoe UI', 'Noto Sans CJK SC', 'Microsoft YaHei', sans-serif;
}

.s-wrap { max-width: 56rem; }

.s-eyebrow {
  margin: 0 0 .55rem;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  background: linear-gradient(92deg, #7c5cf0 0%, #2f74c8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.s-h { margin: 0 0 .5rem; font-size: 1.5rem; font-weight: 700; letter-spacing: -.01em; }
.s-sub { margin: 0 0 1.6rem; font-size: .9375rem; line-height: 1.6; color: #6f6a85; }

/* 三张等大图标卡:同样的圆角、同样的阴影、同样的字号,没有主次 */
.s-cards {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.s-card {
  display: flex;
  flex-direction: column;
  gap: .45rem;
  padding: 1.4rem;
  border-radius: 1.25rem;
  background: #fff;
  box-shadow: 0 20px 40px -26px rgba(76, 58, 138, .55);
  transition: box-shadow .2s ease, transform .2s ease;
}
.s-card:hover { transform: translateY(-3px); box-shadow: 0 26px 46px -24px rgba(76, 58, 138, .6); }

.s-card__tile {
  display: grid;
  place-items: center;
  width: 2.75rem; height: 2.75rem;
  border-radius: .85rem;
  background: linear-gradient(140deg, #d9cef8 0%, #bcd9f8 100%);
  color: #6f5cd6;
}

.s-card__t { margin: .35rem 0 0; font-size: 1.0625rem; font-weight: 700; color: #2c2740; }
.s-card__d { margin: 0; font-size: .875rem; line-height: 1.6; color: #6f6a85; }

/* 卡里再套卡 */
.s-card__inner {
  margin-top: .35rem;
  padding: .5rem .7rem;
  border-radius: .75rem;
  background: #f7f6fb;
  box-shadow: inset 0 0 0 1px #eceaf5;
  font-size: .8125rem;
  font-weight: 600;
  color: #574f76;
}

.s-card__more {
  margin-top: auto;
  align-self: flex-start;
  padding: .35rem 0 0;
  border: 0;
  background: transparent;
  font-size: .875rem;
  font-weight: 600;
  color: #6a5ae0;
  cursor: pointer;
}

.s-empty {
  padding: 2rem 1.5rem;
  border-radius: 1.25rem;
  background: #fff;
  box-shadow: inset 0 0 0 1px #ecebf4;
  text-align: center;
}
.s-empty__art {
  display: block;
  width: 3.4rem; height: 3.4rem;
  margin: 0 auto .9rem;
  border-radius: 1.1rem;
  background: linear-gradient(140deg, #cfc7f2 0%, #b6d6f8 100%);
}
.s-empty__t { margin: 0 0 1rem; font-size: .9375rem; font-weight: 600; color: #6f6a85; }
.s-btn {
  border: 0;
  border-radius: 999px;
  padding: .62rem 1.3rem;
  font-size: .875rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(96deg, #7c5cf0 0%, #2f74c8 100%);
  cursor: pointer;
}

.s-foot { margin: 1.2rem 0 0; font-size: .75rem; color: #635e7d; }

/* ==========================================================================
   修正 —— 瑞士国际主义
   三个值就是全部:纸、墨、一个红。次要信息靠字号与字面,不靠灰。
   一份网格:--cols 栏 × --gut 栏距,所有层级共用,不手工调任何一条的宽度。
   ========================================================================== */

.v-fixed {
  --paper: #f4f2ed;
  --ink: #141414;
  --red: #c8281c;
  --gut: 1.25rem;
  --f-disp: 'Bahnschrift', 'Bahnschrift SemiCondensed', 'Noto Sans CJK SC', 'Microsoft YaHei UI', sans-serif;
  --f-body: 'Constantia', 'Sitka Text', 'Noto Serif CJK SC', 'SimSun', serif;
  --f-idx: Consolas, 'Cascadia Mono', 'Lucida Console', monospace;
  padding: 2rem 2rem 3rem;
  background: var(--paper);
  color: var(--ink);
}

.sw-sheet { max-width: 62rem; }

/* 一份网格,四处复用:栏数与栏距都来自同一套变量 */
.sw-sheet,
.sw-mast,
.sw-sec,
.sw-head,
.sw-row,
.sw-foot {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gut);
}

.sw-mast,
.sw-sec,
.sw-foot { grid-column: 1 / -1; }

/* --- 报头 --- */

.sw-mast {
  align-items: end;
  padding-bottom: .7rem;
  border-bottom: 3px solid var(--ink);
}

.sw-mast__t {
  grid-column: 1 / span 8;
  grid-row: 1;
  margin: 0;
  font-family: var(--f-disp);
  font-size: 3.1rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.025em;
}

.sw-mast__s {
  grid-column: 1 / span 8;
  grid-row: 2;
  margin: .5rem 0 0;
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.5;
}

.sw-mast__m {
  grid-column: 9 / span 4;
  grid-row: 1 / span 2;
  align-self: end;
  margin: 0;
  text-align: right;
  font-family: var(--f-body);
  font-size: .8125rem;
  line-height: 1.7;
}
.sw-mast__m span { display: block; }
.sw-mast__m b {
  font-family: var(--f-idx);
  font-weight: 400;
  font-size: .875rem;
}

/* --- 分栏标题 --- */

.sw-sec { margin-top: 1.9rem; }

/* 分区内的每一条都占满 12 栏,再由自己的 grid-column 决定起止 */
.sw-sec > * { grid-column: 1 / -1; }

.sw-sec__h {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gut);
  align-items: baseline;
  margin: 0;
  padding-bottom: .35rem;
  border-bottom: 2px solid var(--ink);
  font-family: var(--f-disp);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
}
.sw-sec__h span { grid-column: 1 / span 6; }
.sw-sec__h em {
  grid-column: 7 / span 6;
  font-family: var(--f-body);
  font-size: .875rem;
  font-style: normal;
  font-weight: 400;
}

/* --- 列头:定量列的名字 --- */

.sw-head {
  align-items: baseline;
  padding: .35rem 0 .25rem;
  border-bottom: 1px solid var(--ink);
  font-family: var(--f-body);
  font-size: .75rem;
  line-height: 1.4;
}
.sw-head__a { grid-column: 1 / span 1; }
.sw-head__b { grid-column: 2 / span 5; }
.sw-head__c { grid-column: 7 / span 3; }
.sw-head__d {
  grid-column: 10 / span 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: var(--gut);
  text-align: right;
}
/* 主课与讲座没有单独的时间列:列头跟着条目的栏位一起变 */
.sw-head--lead .sw-head__b,
.sw-head--min .sw-head__b { grid-column: 2 / span 8; }
.sw-head--lead .sw-head__c,
.sw-head--min .sw-head__c { display: none; }

/* --- 条目:没有卡片容器,只有规矩线 --- */

.sw-row {
  align-items: baseline;
  width: 100%;
  padding: .55rem 0 .6rem;
  border: 0;
  border-bottom: 1px solid rgba(20, 20, 20, .35);
  background: transparent;
  text-align: left;
  color: inherit;
  cursor: pointer;
}
.sw-sec .sw-row:last-child { border-bottom-color: var(--ink); }
.sw-row:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* 悬停:底色 + 下划线偏移,版面内的变化,不是卡片浮起 */
.sw-row:hover { background: rgba(20, 20, 20, .055); }
.sw-row:hover .sw-row__t {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .3em;
}

/* 选中:索引号反白成一块,规矩线加重,标题转红下划线 */
.sw-row[aria-pressed="true"] { border-bottom: 2px solid var(--ink); }
.sw-row[aria-pressed="true"] .sw-row__idx {
  justify-self: start;
  margin-left: -.35rem;
  padding: .08rem .35rem;
  background: var(--ink);
  color: var(--paper);
}
.sw-row[aria-pressed="true"] .sw-row__t {
  text-decoration: underline;
  text-decoration-color: var(--red);
  text-decoration-thickness: 2px;
  text-underline-offset: .24em;
  font-weight: 700;
}
.sw-row[aria-pressed="true"] .sw-q b { font-weight: 700; }

.sw-row__idx {
  grid-column: 1 / span 1;
  font-family: var(--f-idx);
  font-size: .8125rem;
  letter-spacing: .02em;
}

.sw-row__body { grid-column: 2 / span 5; }
.sw-row__meta {
  grid-column: 7 / span 3;
  font-family: var(--f-body);
  font-size: .875rem;
  line-height: 1.5;
}

.sw-row__qty {
  grid-column: 10 / span 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: var(--gut);
  text-align: right;
}

.sw-q { display: block; }
.sw-q b {
  display: block;
  font-family: var(--f-idx);
  font-variant-numeric: tabular-nums;
  font-size: .875rem;
  font-weight: 400;
  line-height: 1.5;
}
.sw-q i {
  display: none;
  font-style: normal;
  font-family: var(--f-body);
  font-size: .6875rem;
  line-height: 1.4;
}

/* 同一个元素的三档层级:字号与字重,不是阴影与边框 */
.sw-row__t {
  display: block;
  font-family: var(--f-disp);
  overflow-wrap: anywhere;
}
.sw-row__d {
  display: block;
  margin-top: .3rem;
  max-width: 46ch;
  font-family: var(--f-body);
  font-size: .875rem;
  line-height: 1.65;
}

.sw-row--lead { padding: .8rem 0 .9rem; }
.sw-row--lead .sw-row__body { grid-column: 2 / span 8; }
.sw-row--lead .sw-row__t {
  font-size: 2.35rem;
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -.022em;
}

.sw-row--std .sw-row__t { font-size: 1.15rem; font-weight: 600; line-height: 1.3; }

.sw-row--min { padding: .45rem 0 .5rem; }
.sw-row--min .sw-row__body { grid-column: 2 / span 8; }
.sw-row--min .sw-row__t {
  font-size: .95rem;
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: .004em;
}

/* --- 空:用版面本身表达 --- */

.sw-sec--empty { margin-top: 2.2rem; }

.sw-empty {
  grid-column: 1 / span 7;
  margin: .8rem 0 0;
  font-family: var(--f-body);
  font-size: .9375rem;
  line-height: 1.75;
}
.sw-empty__arrow { vertical-align: -.05em; margin-right: .5rem; color: var(--ink); }

.sw-zero {
  grid-column: 9 / span 4;
  margin: .2rem 0 0;
  text-align: right;
  font-family: var(--f-disp);
  line-height: .8;
}
.sw-zero b { font-size: 5.2rem; font-weight: 700; letter-spacing: -.04em; color: var(--red); }
.sw-zero i { font-style: normal; font-size: 1rem; margin-left: .4rem; }

/* --- 页脚 --- */

.sw-foot {
  margin-top: 2.2rem;
  padding-top: .5rem;
  border-top: 3px solid var(--ink);
  font-family: var(--f-body);
  font-size: .8125rem;
  line-height: 1.7;
}
.sw-foot__g { grid-column: 1 / span 8; margin: 0; }
.sw-foot__n {
  grid-column: 9 / span 4;
  margin: 0;
  text-align: right;
  font-family: var(--f-idx);
  font-size: .75rem;
}

/* --- 关掉动效 --- */

@media (prefers-reduced-motion: reduce) {
  .s-card { transition: none; }
}
[data-static] .s-card { transition: none; }

/* ==========================================================================
   窄屏:网格降级 —— 先 6 栏,再单栏。层级仍然由字号与字重承担。
   ========================================================================== */

@media (max-width: 900px) {
  .v-slop, .v-fixed { padding-left: 1.1rem; padding-right: 1.1rem; }
  .v-slop { padding-top: 2.4rem; padding-bottom: 2.4rem; }
  .v-fixed { padding-top: 1.6rem; padding-bottom: 2.4rem; }

  .sw-sheet,
  .sw-mast,
  .sw-sec,
  .sw-sec__h,
  .sw-head,
  .sw-row,
  .sw-foot { grid-template-columns: repeat(6, minmax(0, 1fr)); }

  .sw-mast__t { grid-column: 1 / span 6; font-size: 2.2rem; }
  .sw-mast__s { grid-column: 1 / span 6; grid-row: 3; }
  .sw-mast__m { grid-column: 1 / span 6; grid-row: 4; text-align: left; margin-top: .5rem; }
  .sw-mast__m span { display: inline; margin-right: .9rem; }

  .sw-sec__h span { grid-column: 1 / span 3; }
  .sw-sec__h em { grid-column: 4 / span 3; }

  .sw-head__a { display: none; }
  .sw-head__b,
  .sw-head--lead .sw-head__b,
  .sw-head--min .sw-head__b { grid-column: 1 / -1; }
  .sw-head__c,
  .sw-head--lead .sw-head__c,
  .sw-head--min .sw-head__c { display: none; }
  .sw-head__d { grid-column: 1 / -1; margin-top: .25rem; }

  .sw-row { row-gap: .15rem; padding: .6rem 0 .7rem; }
  .sw-row__idx,
  .sw-row--lead .sw-row__idx { grid-column: 1 / -1; }
  .sw-row__body,
  .sw-row--lead .sw-row__body,
  .sw-row--min .sw-row__body { grid-column: 1 / -1; }
  .sw-row__meta { grid-column: 1 / -1; margin-top: .2rem; }
  .sw-row__qty,
  .sw-row--lead .sw-row__qty,
  .sw-row--min .sw-row__qty {
    grid-column: 1 / -1;
    margin-top: .3rem;
    text-align: left;
  }
  .sw-q { display: grid; grid-template-columns: auto auto; column-gap: .35rem; justify-content: start; }
  .sw-q b { display: inline; }
  .sw-q i { display: inline; }

  .sw-row--lead .sw-row__t { font-size: 1.75rem; }
  .sw-row__d { max-width: none; }

  .sw-empty { grid-column: 1 / -1; }
  .sw-zero { grid-column: 1 / -1; text-align: left; margin-top: .6rem; }
  .sw-zero b { font-size: 3.6rem; }

  .sw-foot__g { grid-column: 1 / -1; }
  .sw-foot__n { grid-column: 1 / -1; text-align: left; margin-top: .35rem; }

  .s-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .sw-mast__t { font-size: 1.85rem; }
  .sw-sec__h { font-size: 1.25rem; }
  .sw-sec__h em { grid-column: 3 / span 4; }
  .sw-row--lead .sw-row__t { font-size: 1.5rem; }
  .sw-row--std .sw-row__t { font-size: 1.05rem; }
  .sw-row--min .sw-row__t { font-size: .9rem; }
  .sw-zero b { font-size: 2.8rem; }

  .s-cards { grid-template-columns: minmax(0, 1fr); }
}