/* =========================================================
   apparel.css —— 服装研究室 全站样式（自包含）
   2026-10-21 v5 · 泡泡四条令
   「字的颜色加深拉开对比／字体做设计／加牛仔符号元素／文字右侧加解释图片区」

   本版要点：
   1. 对比：正文由灰蓝改深墨蓝，与浅底拉开
   2. 字体：标题衬线（档案／工装标签感）＋ 款号数字等宽 ＋ 正文无衬线
   3. 牛仔元素：布纹底、车缝虚线、铆钉点、裤型线稿水印
   4. 版式：条目改为「左文右图」，图区放手绘工艺示意图（float 实现，
      不动既有 HTML 层级；窄屏自动落到文字下方）

   ⚠️ 不依赖 kb.css，自带全部版式。
   ⚠️ 线上原件未动，本文件在工作副本，等 Sunday 搬运替换。
   ========================================================= */

:root {
  /* —— 丹宁蓝三阶 —— */
  --denim:      #3a689c;   /* 主丹宁：链接、hover、导航 */
  --denim-lt:   #4f7cad;   /* 亮丹宁：次级强调 */
  --denim-dk:   #1f3f61;   /* 深丹宁：标题、表头、压色 */

  /* —— 底色 —— */
  --bg:         #f4f7fb;
  --bg-2:       #e8eff7;

  /* —— 文字（本版整体加深，拉开对比）—— */
  --ink:        #101c2a;   /* 标题正文：近墨 */
  --ink-2:      #24374b;   /* 次级正文 */
  --ink-3:      #2e4257;   /* 表格正文 */
  --muted:      #64778c;   /* 图注 */

  /* —— 线与面 —— */
  --line:       rgba(58,104,156,.18);
  --line-2:     rgba(58,104,156,.34);
  --card-bg:    #ffffff;
  --card-line:  rgba(58,104,156,.22);

  /* —— 语义色 —— */
  --warm:       #a04f1f;
  --warm-bg:    rgba(160,79,31,.08);
  --ok:         #1f6b45;
  --ok-bg:      rgba(31,107,69,.08);

  /* —— 字体族 —— */
  --font-sans:  "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  --font-serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", "SimSun", Georgia, serif;
  --font-mono:  "JetBrains Mono", "Cascadia Mono", "Consolas", "SF Mono", "Courier New", monospace;

  --radius:     16px;
  --radius-sm:  10px;
  --measure:    1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ---------- 背景：丹宁布纹（斜纹经纬）＋ 光晕 ---------- */
.bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    /* 45° 斜纹，模拟牛仔斜纹组织的经纬感，极淡不压字 */
    repeating-linear-gradient(45deg,
      rgba(58,104,156,.030) 0 1px,
      transparent 1px 5px),
    radial-gradient(760px 500px at 14% 6%, rgba(58,104,156,.08), transparent 62%),
    radial-gradient(680px 460px at 88% 92%, rgba(79,124,173,.09), transparent 64%),
    linear-gradient(180deg, #f7fafd 0%, var(--bg-2) 100%);
}

.wrap {
  position: relative; z-index: 1;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 44px 34px 76px;
}

/* ---------- 顶部章节导航（横向，粘顶） ---------- */
.rail {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 3px;
  overflow-x: auto; scrollbar-width: none;
  margin: 0 -34px 30px; padding: 11px 34px;
  background: rgba(244,247,251,.9);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px dashed var(--line-2);
}
.rail::-webkit-scrollbar { display: none; }
.rail a {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .02em;
  padding: 5px 12px; border-radius: 999px;
  color: var(--ink-3); text-decoration: none;
  border: 1px solid transparent;
  transition: background .22s, color .22s, border-color .22s;
}
.rail a:hover {
  background: rgba(58,104,156,.09);
  color: var(--denim-dk);
  border-color: rgba(58,104,156,.28);
  text-decoration: none;
}
.rail a.on {
  background: linear-gradient(150deg, var(--denim), var(--denim-dk));
  color: #f4f9ff;
  border-color: var(--denim-dk);
  font-weight: 600;
}
.rail .sep { flex: 0 0 auto; width: 1px; height: 14px; background: var(--line-2); margin: 0 7px; }
.rail .off { flex: 0 0 auto; font-family: var(--font-mono); font-size: 12px; padding: 5px 12px; color: #a3b3c4; cursor: default; }

/* ---------- 面包屑 ---------- */
.crumb {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .02em;
  color: var(--denim);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px dashed transparent;
  transition: color .2s, border-color .2s;
}
.crumb:hover { color: var(--denim-dk); border-bottom-color: var(--denim); text-decoration: none; }

/* ---------- 页头：胶囊 badge ＋ 衬线渐变标题 ＋ 车缝分隔 ＋ 裤型水印 ---------- */
.hero {
  position: relative;
  padding: 18px 0 34px;
  margin-bottom: 8px;
  border-bottom: 2px dashed var(--line-2);   /* 车缝线 */
}
/* 右侧裤型线稿水印：牛仔元素，不抢字 */
.hero::after {
  content: "";
  position: absolute; right: 0; top: 4px;
  width: 150px; height: 150px;
  opacity: .16;
  background-repeat: no-repeat; background-size: contain;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 140' fill='none' stroke='%231f3f61' stroke-width='2.2' stroke-linejoin='round'%3E%3Cpath d='M26 10h48l6 66-8 56H60l-6-48h-8l-6 48H28L20 76z'/%3E%3Cpath d='M26 10h48' stroke-dasharray='4 3'/%3E%3Cpath d='M50 74v-18' stroke-dasharray='3 3'/%3E%3C/svg%3E");
  pointer-events: none;
}
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--denim-dk);
  border: 1px solid rgba(58,104,156,.42);
  background: rgba(58,104,156,.06);
  border-radius: 999px;
  padding: 6px 18px;
  margin-bottom: 22px;
  font-weight: 600;
}
.badge::before, .badge::after {
  content: ""; width: 20px; height: 1px; background: rgba(58,104,156,.5);
}

h1 {
  font-family: var(--font-serif);
  font-size: 42px; line-height: 1.3;
  font-weight: 700; letter-spacing: .16em;
  background: linear-gradient(115deg, var(--denim-dk) 4%, var(--denim) 52%, var(--denim-lt) 96%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 14px;
}

.desc {
  font-size: 15px; line-height: 2;
  color: var(--ink-2);
  max-width: 44em;
}
.desc b { color: var(--denim-dk); font-weight: 600; }

/* 车缝式分隔（点＋虚线，牛仔口袋车线感） */
.divider { display: flex; align-items: center; gap: 9px; margin: 18px 0 0; }
.divider i { width: 5px; height: 5px; border-radius: 50%; background: var(--denim); }
.divider i:nth-child(2),
.divider i:nth-child(4) { width: 40px; height: 1px; border-radius: 0; background: repeating-linear-gradient(90deg, rgba(58,104,156,.55) 0 4px, transparent 4px 8px); }
.divider i:nth-child(3) { background: var(--denim-dk); }

/* ---------- 章节标题：缝线标签 ---------- */
section { padding: 38px 0 8px; }

.secTitle {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-serif);
  font-size: 18px; font-weight: 700; letter-spacing: .1em;
  color: var(--denim-dk);
  margin-bottom: 22px;
  padding-bottom: 9px;
}
.secTitle::before {
  content: ""; flex: 0 0 auto;
  width: 4px; height: 18px; border-radius: 1px;
  background: linear-gradient(180deg, var(--denim), var(--denim-dk));
}
.secTitle::after {
  content: ""; flex: 1; height: 1px;
  background: repeating-linear-gradient(90deg, rgba(58,104,156,.30) 0 5px, transparent 5px 10px);
}

/* ---------- 内容区：两种排法 ----------
   正文页（.card）→ 单栏文档流；右侧由图区 float 占位
   索引页（.card.linked）→ 网格并排，与知识殿堂首页一致
   --------------------------------------------------------- */
.grid { display: block; }

.grid:has(> .card.linked) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  align-items: stretch;
}
.grid:has(> .card.linked) > .card.linked + .card.linked { margin-top: 0; }

/* 条目：左细线 ＋ 右侧图区（flow-root 清浮动） */
.card {
  display: flow-root;
  position: relative;
  padding: 18px 0 18px 22px;
  border-left: 2px solid rgba(58,104,156,.30);
  transition: border-color .25s;
}
.card + .card { border-top: 1px dashed rgba(58,104,156,.18); }
.card:hover { border-left-color: var(--denim); }

.card .icon {
  display: inline-block;
  font-size: 15px; line-height: 1;
  margin-right: 9px;
  transform: translateY(1px);
  opacity: .95;
}
.card h3 {
  display: inline;
  font-size: 16.5px; font-weight: 700; letter-spacing: .02em;
  color: var(--ink);
}
.card p {
  margin-top: 9px;
  font-size: 15px; line-height: 1.95;
  color: var(--ink-2);
}
.card p b { color: var(--denim-dk); font-weight: 700; }
.card p + p { margin-top: 7px; }

/* ---------- 解释图片区（右） ----------
   一格「样布标签」：白底、车缝虚线内框、上示意图下小字
   --------------------------------------------------------- */
.pic {
  float: right;
  width: 234px;
  margin: 2px 0 12px 26px;
  padding: 13px 13px 11px;
  background: var(--card-bg);
  border: 1px solid var(--card-line);
  border-radius: 12px;
  box-shadow: 0 2px 9px rgba(31,63,97,.055);
  position: relative;
  text-align: center;
}
/* 内圈车缝线 */
.pic::before {
  content: "";
  position: absolute; inset: 5px;
  border: 1px dashed rgba(58,104,156,.24);
  border-radius: 8px;
  pointer-events: none;
}
.pic svg { display: block; width: 100%; height: auto; max-height: 128px; margin: 0 auto 6px; }
/* 实景照片：统一裁切高度，与线稿图区等高，版面节奏一致 */
.pic img {
  display: block;
  width: 100%;
  height: 128px;
  object-fit: cover;
  border-radius: 7px;
  margin: 0 auto 6px;
}
.pic .pcap {
  font-size: 11px; line-height: 1.6;
  color: var(--muted);
  letter-spacing: .01em;
  position: relative;
}
.pic .pcap b { color: var(--denim-dk); font-weight: 700; }

/* 来源标注：每条结论末尾挂一行，先看徽标（官方／非官方），再看具体出处 */
.src {
  margin: 12px 0 0;
  padding-top: 9px;
  border-top: 1px dashed rgba(58,104,156,.22);
  font-size: 11.5px;
  line-height: 1.8;
  color: var(--muted);
}
.src .lv {
  display: inline-block;
  margin: 0 6px 2px 0;
  padding: 1px 7px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  vertical-align: 1px;
  white-space: nowrap;
}
.src .lv-off {
  background: rgba(58,104,156,.12);
  border: 1px solid rgba(58,104,156,.42);
  color: var(--denim-dk);
}
.src .lv-uno {
  background: rgba(160,79,31,.045);
  border: 1px dashed rgba(160,79,31,.52);
  color: #8a4a24;
}
.src .std { color: var(--ink-2); font-weight: 700; }
.src .num { font-family: var(--font-mono); font-size: 10.5px; color: var(--denim-dk); }

/* 无图画时的占位：保留图区，写明待补，不冒充有图 */
.pic.todo .pcap { color: #8b6a52; }
.pic.todo::after {
  content: "图待补";
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: .1em;
  color: rgba(58,104,156,.40);
}

/* ---------- 状态标签：胶囊 ---------- */
.st {
  display: inline-block;
  margin-top: 11px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: .04em;
  padding: 3px 11px;
  color: var(--denim-dk);
  background: rgba(58,104,156,.09);
  border: 1px solid rgba(58,104,156,.32);
  border-radius: 999px;
}
.st.live {
  color: var(--ok);
  background: var(--ok-bg);
  border-color: rgba(31,107,69,.32);
}
.st.inner {
  color: var(--warm);
  background: var(--warm-bg);
  border-color: rgba(160,79,31,.34);
}

/* ---------- 表格 ---------- */
.fig {
  margin: 24px 0 28px;
  background: var(--card-bg);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(31,63,97,.06);
}
.tb {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.75;
}
.tb th {
  text-align: left;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--denim-dk);
  background: #e6eef8;
  padding: 12px 15px;
  border-bottom: 1px solid var(--card-line);
  white-space: nowrap;
}
.tb td {
  padding: 12px 15px;
  color: var(--ink-3);
  border-bottom: 1px solid rgba(58,104,156,.14);
  vertical-align: top;
}
.tb td b { color: var(--denim-dk); font-weight: 700; }
.tb tr:last-child td { border-bottom: none; }
.tb tr:hover td { background: #f5f9fd; }
/* 行首列（阶段、款号等）：等宽显示，款号更清楚 */
.tb td:first-child {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
}

.figcap {
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--muted);
  padding: 13px 15px;
  background: #f7fafd;
  border-top: 1px dashed rgba(58,104,156,.18);
  max-width: none;
}
.figcap b { color: var(--ink-2); font-weight: 700; }

/* 小节引言：先说这一节讲什么、按哪份文件讲 */
.sectLead {
  max-width: 74ch;
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-3);
}
.sectLead b { color: var(--ink); }

/* ---------- 目录卡（品类册 / 章节入口） ---------- */
.card.linked {
  display: flex; flex-direction: column; gap: 9px;
  padding: 24px 24px 20px;
  border: 1px solid var(--card-line);
  border-left: 1px solid var(--card-line);
  border-radius: var(--radius);
  background: var(--card-bg);
  text-decoration: none;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  box-shadow: 0 2px 10px rgba(31,63,97,.05);
}
.card.linked + .card.linked { margin-top: 12px; border-top: 1px solid var(--card-line); }
.card.linked:hover {
  border-color: var(--denim);
  border-left-color: var(--denim);
  background: #fdfeff;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(31,63,97,.14);
}
.card.linked h3 { display: inline; font-family: var(--font-serif); font-size: 17px; letter-spacing: .05em; color: var(--ink); }
.card.linked p { margin-top: 2px; font-size: 13.5px; line-height: 1.85; color: var(--ink-3); flex: 1; }
.card.linked .st { align-self: flex-start; margin-top: 4px; }
.card.linked .icon {
  display: inline-flex; align-items: center; justify-content: center;
  align-self: flex-start;
  width: 46px; height: 46px; border-radius: 14px;
  font-size: 22px; margin: 0 0 4px;
  background: linear-gradient(150deg, rgba(58,104,156,.14), rgba(58,104,156,.05));
  border: 1px solid rgba(58,104,156,.28);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
  transform: none;
}
.card.linked .go {
  display: inline-block; align-self: flex-start; margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px; letter-spacing: .08em; color: var(--denim);
  transition: letter-spacing .25s, color .25s;
}
.card.linked:hover .go { letter-spacing: .16em; color: var(--denim-dk); }

/* 同一网格里的「待建」条目（无链接），虚线卡 */
.grid:has(> .card.linked) > .card:not(.linked) {
  display: flex; flex-direction: column; gap: 9px;
  padding: 24px 24px 20px;
  border: 1px dashed rgba(58,104,156,.36);
  border-radius: var(--radius);
  background: rgba(255,255,255,.55);
}
.grid:has(> .card.linked) > .card:not(.linked) h3 { display: inline; font-family: var(--font-serif); font-size: 17px; letter-spacing: .05em; color: var(--ink-2); }
.grid:has(> .card.linked) > .card:not(.linked) p { margin-top: 2px; font-size: 13.5px; line-height: 1.85; color: var(--muted); flex: 1; }
.grid:has(> .card.linked) > .card:not(.linked) .icon {
  display: inline-flex; align-items: center; justify-content: center;
  align-self: flex-start;
  width: 46px; height: 46px; border-radius: 14px;
  font-size: 22px; margin: 0 0 4px;
  background: rgba(58,104,156,.05);
  border: 1px dashed rgba(58,104,156,.32);
  transform: none;
}
.grid:has(> .card.linked) > .card:not(.linked) .st { align-self: flex-start; margin-top: 4px; }

/* 网格里不沿用文档流的相邻分隔线 */
.grid:has(> .card.linked) > .card.linked { border-top: 1px solid var(--card-line); }
.grid:has(> .card.linked) > .card:not(.linked) { border-top: 1px dashed rgba(58,104,156,.36); }

/* ---------- 页脚：车缝线 ---------- */
.meta {
  display: flex; flex-wrap: wrap; gap: 10px 30px;
  align-items: center; justify-content: space-between;
  margin-top: 52px; padding-top: 20px;
  border-top: 2px dashed var(--line-2);
  font-family: var(--font-mono);
  font-size: 11.5px; color: var(--muted);
}
.meta b { color: var(--ink-2); font-weight: 600; }
.meta a.crumb { font-size: 11.5px; margin: 0; }

/* ---------- 窄屏：图区落到文字下方 ---------- */
@media (max-width: 880px) {
  .pic { float: none; width: 100%; margin: 14px 0 0; }
  .pic svg { max-height: 150px; }
}

@media (max-width: 720px) {
  .wrap { padding: 26px 18px 58px; }
  .rail { margin: 0 -18px 22px; padding: 9px 18px; }
  h1 { font-size: 28px; letter-spacing: .1em; }
  .hero::after { width: 96px; height: 96px; opacity: .12; }
  .desc { font-size: 14.5px; }
  .secTitle { font-size: 16px; }
  .card { padding: 15px 0 15px 16px; }
  .tb { font-size: 13px; }
  .tb th, .tb td { padding: 9px 11px; }
  .fig { overflow-x: auto; border-radius: var(--radius-sm); }
  .card.linked { padding: 20px 18px 17px; }
  .meta { justify-content: flex-start; }
  .badge { letter-spacing: .12em; padding: 5px 14px; }
  .badge::before, .badge::after { width: 12px; }
}

/* ---------- 打印 ---------- */
@media print {
  .bg, .rail { display: none; }
  body { background: #fff; font-size: 11pt; }
  .wrap { max-width: none; padding: 0; }
  h1 { letter-spacing: .08em; }
  .hero::after { display: none; }
  .card, .fig, .pic { break-inside: avoid; box-shadow: none; }
}

/* ---------- 文献引用：正文里的标准号可一键跳到文献条目 ---------- */
a.ref {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dotted rgba(58,104,156,.65);
  cursor: pointer;
}
a.ref:hover { background: rgba(58,104,156,.10); }
a.ref .std, a.ref .num { border-bottom: none; }

/* ---------- 参考文献页 ---------- */
.refList { display: flex; flex-direction: column; gap: 14px; }
.refItem {
  background: var(--card-bg);
  border: 1px solid var(--card-line);
  border-left: 3px solid var(--denim);
  border-radius: 10px;
  padding: 15px 18px 14px;
  scroll-margin-top: 24px;
}
.refItem:target {
  border-left-color: #a04f1f;
  box-shadow: 0 0 0 3px rgba(160,79,31,.14);
}
.refHead { display: flex; align-items: baseline; gap: 9px; flex-wrap: wrap; }
.refNo {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--denim-dk);
  letter-spacing: .02em;
}
.refName { font-size: 14.5px; font-weight: 700; color: var(--ink); }
.refTag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 7px;
  border-radius: 4px;
  border: 1px solid rgba(58,104,156,.42);
  background: rgba(58,104,156,.10);
  color: var(--denim-dk);
  white-space: nowrap;
}
.refTag.must {
  border-color: rgba(160,79,31,.55);
  background: rgba(160,79,31,.07);
  color: #8a4a24;
}
.refMeta {
  margin: 7px 0 0;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--ink-3);
}
.refMeta b { color: var(--ink-2); }
.refLinks {
  margin-top: 9px;
  padding-top: 8px;
  border-top: 1px dashed rgba(58,104,156,.20);
  font-size: 12px;
  color: var(--muted);
  display: flex; flex-wrap: wrap; gap: 6px 16px;
}
.refLinks a { color: var(--denim); text-decoration: none; border-bottom: 1px solid rgba(58,104,156,.30); }
.refLinks a:hover { border-bottom-color: var(--denim); }
.refJump {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  text-decoration: none;
}
.refJump:hover { color: var(--denim); }