@charset "utf-8";

/* ============================================================
   冷眸软件库 lmrjk 官网样式
   主色 #14b8a6 · 简约风格 · 无框架依赖
   ============================================================ */

:root {
  --lmrjk-zhu: #14b8a6;
  --lmrjk-zhu-shen: #0f766e;
  --lmrjk-zhu-ming: #0d9488;
  --lmrjk-zhu-dan: #f0fdfa;
  --lmrjk-zhu-qian: #ccfbf1;
  --lmrjk-zhu-bian: #99f6e4;
  --lmrjk-mo: #111827;
  --lmrjk-ci: #374151;
  --lmrjk-zhengwen: #4b5563;
  --lmrjk-hui: #64748b;
  --lmrjk-hui-qian: #94a3b8;
  --lmrjk-bian: #e2e8f0;
  --lmrjk-bian-shen: #cbd5e1;
  --lmrjk-bai: #ffffff;
  --lmrjk-di-hui: #f8fafc;
  --lmrjk-an: #0b2f2b;
  --lmrjk-banxin: 1140px;
  --lmrjk-ziti: "Microsoft YaHei", "PingFang SC", "Noto Sans SC",
    -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--lmrjk-ziti);
  font-size: 16px;
  line-height: 1.7;
  color: var(--lmrjk-ci);
  background: var(--lmrjk-bai);
}

h1, h2, h3 { margin: 0; color: var(--lmrjk-mo); line-height: 1.3; }
p { margin: 0; }
ul, ol, dl, dd, figure, figcaption { margin: 0; padding: 0; }
li { list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.lmrjk-banxin {
  width: 100%;
  max-width: var(--lmrjk-banxin);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------------- 页头 ---------------- */

.lmrjk-yejian {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--lmrjk-bian);
}

.lmrjk-yejian-paiban {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 66px;
}

.lmrjk-biaoshi {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.lmrjk-biaoshi img { border-radius: 8px; }

.lmrjk-biaoshi-wenzi {
  font-size: 17px;
  font-weight: 700;
  color: var(--lmrjk-mo);
  letter-spacing: 0;
}

.lmrjk-biaoshi-wenzi em {
  font-style: normal;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--lmrjk-zhu-shen);
  background: var(--lmrjk-zhu-dan);
  border: 1px solid var(--lmrjk-zhu-bian);
  border-radius: 4px;
  padding: 2px 6px;
  margin-left: 6px;
  vertical-align: 2px;
}

.lmrjk-daohang {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}

.lmrjk-daohang a {
  font-size: 15px;
  color: var(--lmrjk-hui);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.18s, border-color 0.18s;
}

.lmrjk-daohang a:hover { color: var(--lmrjk-mo); }

.lmrjk-daohang a.lmrjk-dangqian {
  color: var(--lmrjk-zhu-shen);
  font-weight: 600;
  border-bottom-color: var(--lmrjk-zhu);
}

.lmrjk-huoqu-anniu {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--lmrjk-zhu);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: 8px;
  border: 1px solid var(--lmrjk-zhu);
  transition: background 0.18s, border-color 0.18s;
}

.lmrjk-huoqu-anniu:hover { background: var(--lmrjk-zhu-shen); border-color: var(--lmrjk-zhu-shen); }
.lmrjk-huoqu-anniu i { font-size: 17px; }

.lmrjk-caidan-anniu {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--lmrjk-bian);
  border-radius: 8px;
  color: var(--lmrjk-mo);
  font-size: 20px;
  cursor: pointer;
  margin-left: auto;
}

.lmrjk-yidong-caidan {
  border-top: 1px solid var(--lmrjk-bian);
  background: #fff;
  padding: 8px 24px 16px;
}

.lmrjk-yidong-caidan a {
  display: block;
  padding: 12px 2px;
  font-size: 15.5px;
  color: var(--lmrjk-ci);
  border-bottom: 1px solid #f1f5f9;
}

.lmrjk-yidong-caidan a:last-child {
  border-bottom: 0;
  margin-top: 10px;
  text-align: center;
  background: var(--lmrjk-zhu);
  color: #fff;
  font-weight: 600;
  border-radius: 8px;
}

/* ---------------- Hero ---------------- */

.lmrjk-shouye { padding: 62px 0 74px; }

.lmrjk-shouye-paiban {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 56px;
  align-items: center;
}

.lmrjk-yinzi {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--lmrjk-zhu-shen);
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.lmrjk-yinzi::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--lmrjk-zhu);
}

.lmrjk-shouye h1 {
  font-size: clamp(32px, 4.4vw, 52px);
  font-weight: 700;
  letter-spacing: 0;
}

.lmrjk-shouye-fubiaoti {
  font-size: 21px;
  font-weight: 600;
  color: var(--lmrjk-ci);
  margin-top: 14px;
  line-height: 1.5;
}

.lmrjk-shouye-duanluo {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  margin-top: 18px;
  max-width: 570px;
}

.lmrjk-shouye-caozuo {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.lmrjk-fangwen-anniu {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fff;
  color: var(--lmrjk-ci);
  font-size: 15px;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: 8px;
  border: 1px solid var(--lmrjk-bian-shen);
  transition: border-color 0.18s, color 0.18s;
}

.lmrjk-fangwen-anniu:hover { border-color: var(--lmrjk-zhu); color: var(--lmrjk-zhu-shen); }
.lmrjk-fangwen-anniu i { font-size: 17px; }

/* ---------------- 应用截图 ---------------- */

.lmrjk-shouye-tupian {
  background: #fff;
  border: 1px solid var(--lmrjk-bian);
  border-radius: 18px;
  padding: 10px 10px 0;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.10);
  justify-self: end;
  max-width: 358px;
}

.lmrjk-shouye-tupian img {
  width: 100%;
  height: auto;
  border-radius: 10px 10px 0 0;
}

.lmrjk-shouye-tupian figcaption {
  font-size: 12.5px;
  color: var(--lmrjk-hui);
  text-align: center;
  padding: 10px 4px 12px;
}

/* 搜索区与问答区的应用截图 */

.lmrjk-sousuo-paiban {
  display: grid;
  grid-template-columns: 1fr 0.68fr;
  gap: 56px;
  align-items: center;
}

.lmrjk-tupian {
  background: #fff;
  border: 1px solid var(--lmrjk-bian);
  border-radius: 18px;
  padding: 10px 10px 0;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.10);
  justify-self: center;
  max-width: 320px;
  width: 100%;
}

.lmrjk-tupian img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px 10px 0 0;
}

.lmrjk-tupian figcaption {
  font-size: 12.5px;
  color: var(--lmrjk-hui);
  text-align: center;
  padding: 10px 4px 12px;
}

.lmrjk-wenda-tou .lmrjk-tupian { margin-top: 26px; }

/* ---------------- 资源分类 ---------------- */

.lmrjk-fenlei {
  padding: 72px 0;
  background: var(--lmrjk-di-hui);
  border-top: 1px solid var(--lmrjk-bian);
  border-bottom: 1px solid var(--lmrjk-bian);
}

.lmrjk-fenlei-tou { max-width: 720px; }
.lmrjk-fenlei h2 { font-size: clamp(23px, 2.6vw, 32px); }

.lmrjk-fenlei-tou p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  margin-top: 14px;
}

.lmrjk-fenlei-suoyin {
  margin-top: 34px;
  border-top: 1px solid var(--lmrjk-bian-shen);
}

.lmrjk-fenlei-tiao {
  display: grid;
  grid-template-columns: 60px 190px 1fr 230px;
  gap: 20px;
  align-items: baseline;
  padding: 22px 6px;
  border-bottom: 1px solid var(--lmrjk-bian);
  transition: background 0.18s;
}

.lmrjk-fenlei-tiao:hover { background: #fff; }

.lmrjk-fenlei-xuhao {
  font-size: 13px;
  font-weight: 700;
  color: var(--lmrjk-zhu);
  letter-spacing: 0.06em;
}

.lmrjk-fenlei-tiao h3 { font-size: 17px; font-weight: 700; }

.lmrjk-fenlei-tiao p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--lmrjk-zhengwen);
}

.lmrjk-fenlei-guanjian {
  font-size: 13px;
  color: var(--lmrjk-hui);
  text-align: right;
}

.lmrjk-fenlei-weibu {
  margin-top: 22px;
  font-size: 14px;
  color: var(--lmrjk-hui);
}

/* ---------------- 搜索与分类浏览 ---------------- */

.lmrjk-sousuo { padding: 68px 0; }

.lmrjk-sousuo-wenan { max-width: 720px; }

.lmrjk-sousuo h2,
.lmrjk-xiazai h2,
.lmrjk-zhuti h2,
.lmrjk-changjing h2,
.lmrjk-wenda h2 {
  font-size: clamp(23px, 2.6vw, 32px);
}

.lmrjk-sousuo-wenan > p,
.lmrjk-xiazai-tou > p,
.lmrjk-zhuti-tou > p,
.lmrjk-wenda-tou > p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  margin-top: 14px;
  max-width: 620px;
}

.lmrjk-nengli-qingdan {
  margin-top: 26px;
  border-top: 1px solid var(--lmrjk-bian);
}

.lmrjk-nengli-qingdan dt {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--lmrjk-mo);
  padding-top: 16px;
}

.lmrjk-nengli-qingdan dt i { color: var(--lmrjk-zhu); font-size: 17px; }

.lmrjk-nengli-qingdan dd {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--lmrjk-zhengwen);
  padding: 6px 0 16px;
  border-bottom: 1px solid var(--lmrjk-bian);
}

/* ---------------- 下载与管理 ---------------- */

.lmrjk-xiazai {
  padding: 76px 0;
  background: var(--lmrjk-di-hui);
  border-top: 1px solid var(--lmrjk-bian);
  border-bottom: 1px solid var(--lmrjk-bian);
}

.lmrjk-xiazai-paiban {
  max-width: 760px;
  margin-top: 34px;
}

.lmrjk-xiazai-qingdan dt {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--lmrjk-mo);
  padding-top: 20px;
  border-top: 1px solid var(--lmrjk-bian-shen);
}

.lmrjk-xiazai-qingdan dt:first-child { padding-top: 0; border-top: 0; }

.lmrjk-xiazai-qingdan dd {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--lmrjk-zhengwen);
  margin-top: 9px;
}

.lmrjk-xiazai-qingdan dt + dd { margin-bottom: 20px; }

/* ---------------- 深色模式与背景图 ---------------- */

.lmrjk-zhuti {
  padding: 64px 0;
  background: var(--lmrjk-zhu-dan);
  border-bottom: 1px solid var(--lmrjk-zhu-bian);
}

.lmrjk-zhuti-paiban {
  display: grid;
  grid-template-columns: 260px 260px 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 32px;
}

.lmrjk-zhuti-yulan {
  border-radius: 12px;
  padding: 16px;
  border: 1px solid var(--lmrjk-bian);
}

.lmrjk-zhuti-qianse { background: #fff; }

.lmrjk-zhuti-anse {
  background: #0f172a;
  border-color: #1e293b;
}

.lmrjk-yulan-biaoqian {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--lmrjk-hui);
  margin-bottom: 12px;
}

.lmrjk-zhuti-anse .lmrjk-yulan-biaoqian { color: #94a3b8; }

.lmrjk-yulan-sousuo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--lmrjk-hui-qian);
  background: var(--lmrjk-di-hui);
  border: 1px solid var(--lmrjk-bian);
  border-radius: 7px;
  padding: 7px 10px;
}

.lmrjk-zhuti-anse .lmrjk-yulan-sousuo {
  background: #1e293b;
  border-color: #334155;
  color: #94a3b8;
}

.lmrjk-yulan-hang {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--lmrjk-ci);
  padding: 8px 0;
  border-bottom: 1px solid #f1f5f9;
}

.lmrjk-yulan-hang:last-child { border-bottom: 0; }

.lmrjk-yulan-hang span {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: var(--lmrjk-di-hui);
  color: var(--lmrjk-hui);
  font-size: 13px;
}

.lmrjk-zhuti-anse .lmrjk-yulan-hang { color: #e2e8f0; border-bottom-color: #1e293b; }
.lmrjk-zhuti-anse .lmrjk-yulan-hang span { background: #1e293b; color: #7dd3fc; }

.lmrjk-zhuti-shuoming h3 { font-size: 17px; font-weight: 700; }

.lmrjk-zhuti-shuoming p {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  margin-top: 10px;
  max-width: 480px;
}

/* ---------------- 使用场景 ---------------- */

.lmrjk-changjing { padding: 72px 0; }

.lmrjk-changjing h2 { max-width: 620px; }

.lmrjk-changjing-liebiao {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 34px;
}

.lmrjk-changjing-liebiao li {
  border-top: 2px solid var(--lmrjk-mo);
  padding-top: 18px;
}

.lmrjk-changjing-xuhao {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--lmrjk-zhu-shen);
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.lmrjk-changjing-liebiao h3 { font-size: 17.5px; font-weight: 700; }

.lmrjk-changjing-liebiao p {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  margin-top: 10px;
}

/* ---------------- 常见问题 ---------------- */

.lmrjk-wenda {
  padding: 68px 0;
  background: var(--lmrjk-di-hui);
  border-top: 1px solid var(--lmrjk-bian);
  border-bottom: 1px solid var(--lmrjk-bian);
}

.lmrjk-wenda-paiban {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: start;
}

.lmrjk-wenda-tou { position: sticky; top: 92px; }
.lmrjk-wenda-tou h2 { font-size: clamp(23px, 2.6vw, 32px); }

.lmrjk-wenda-liebiao { border-top: 1px solid var(--lmrjk-bian-shen); }

.lmrjk-wenda-tiao { border-bottom: 1px solid var(--lmrjk-bian); }

.lmrjk-wenda-tiao summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 19px 2px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--lmrjk-mo);
  cursor: pointer;
  list-style: none;
}

.lmrjk-wenda-tiao summary::-webkit-details-marker { display: none; }

.lmrjk-wenda-tiao summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 400;
  color: var(--lmrjk-zhu);
  line-height: 1;
}

.lmrjk-wenda-tiao[open] summary::after { content: "−"; }

.lmrjk-wenda-tiao p {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--lmrjk-zhengwen);
  padding: 0 40px 20px 2px;
  max-width: 680px;
}

/* ---------------- 最终行动区 ---------------- */

.lmrjk-huoqu {
  padding: 60px 0;
  background: var(--lmrjk-an);
}

.lmrjk-huoqu-paiban {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}

.lmrjk-huoqu h2 {
  color: #fff;
  font-size: clamp(24px, 2.8vw, 33px);
}

.lmrjk-huoqu-wenan > p {
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.76);
  margin-top: 14px;
  max-width: 620px;
}

.lmrjk-huoqu-anniu.lmrjk-huoqu-zhuanse {
  margin-top: 24px;
  background: var(--lmrjk-zhu);
  border-color: var(--lmrjk-zhu);
}

.lmrjk-huoqu-anniu.lmrjk-huoqu-zhuanse:hover {
  background: #fff;
  border-color: #fff;
  color: var(--lmrjk-zhu-shen);
}

.lmrjk-erweima {
  background: #fff;
  border-radius: 12px;
  padding: 14px 14px 10px;
}

.lmrjk-erweima img { border-radius: 4px; }

.lmrjk-erweima figcaption {
  font-size: 12px;
  color: var(--lmrjk-hui);
  text-align: center;
  margin-top: 8px;
}

/* ---------------- 页脚 ---------------- */

.lmrjk-yemei {
  padding: 40px 0 48px;
  background: var(--lmrjk-di-hui);
  border-top: 1px solid var(--lmrjk-bian);
}

.lmrjk-yemei-biaoshi {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--lmrjk-mo);
}

.lmrjk-yemei-jianjie {
  font-size: 14px;
  line-height: 1.8;
  color: var(--lmrjk-hui);
  margin-top: 12px;
  max-width: 620px;
}

.lmrjk-yemei-banquan {
  font-size: 13px;
  color: var(--lmrjk-hui-qian);
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--lmrjk-bian);
  text-align: center;
}

/* ---------------- 返回顶部 ---------------- */

.lmrjk-fanhui-dingbu {
  position: fixed;
  right: 24px;
  bottom: 26px;
  z-index: 45;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--lmrjk-bian);
  border-radius: 10px;
  color: var(--lmrjk-ci);
  font-size: 19px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.lmrjk-dingbu-xianshi { opacity: 1; pointer-events: auto; }

:where(a, button, summary):focus-visible {
  outline: 2px solid var(--lmrjk-zhu);
  outline-offset: 2px;
}

/* ---------------- 焦点锚点偏移 ---------------- */

section[id] { scroll-margin-top: 78px; }

/* ---------------- 平板 ---------------- */

@media (max-width: 1024px) {
  .lmrjk-shouye-paiban,
  .lmrjk-xiazai-paiban { gap: 38px; }

  .lmrjk-fenlei-tiao { grid-template-columns: 48px 160px 1fr; }
  .lmrjk-fenlei-guanjian { grid-column: 3; text-align: left; }

  .lmrjk-zhuti-paiban { grid-template-columns: 1fr 1fr; }
  .lmrjk-zhuti-shuoming { grid-column: 1 / -1; }

  .lmrjk-wenda-paiban { grid-template-columns: 260px 1fr; gap: 38px; }
}

/* ---------------- 移动端 ---------------- */

@media (max-width: 900px) {
  .lmrjk-daohang,
  .lmrjk-yejian-anniu { display: none; }

  .lmrjk-caidan-anniu { display: flex; }

  .lmrjk-shouye { padding: 44px 0 52px; }
  .lmrjk-fenlei,
  .lmrjk-changjing { padding: 48px 0; }
  .lmrjk-sousuo,
  .lmrjk-wenda { padding: 46px 0; }
  .lmrjk-xiazai { padding: 52px 0; }
  .lmrjk-zhuti { padding: 46px 0; }
  .lmrjk-huoqu { padding: 46px 0; }

  .lmrjk-shouye-paiban,
  .lmrjk-sousuo-paiban,
  .lmrjk-xiazai-paiban,
  .lmrjk-wenda-paiban,
  .lmrjk-huoqu-paiban {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .lmrjk-shouye-tupian { justify-self: center; }

  .lmrjk-sousuo-wenan { max-width: none; }

  .lmrjk-tupian { max-width: 300px; }

  .lmrjk-shouye h1 { font-size: 33px; }

  .lmrjk-shouye-fubiaoti { font-size: 18px; }

  .lmrjk-fenlei-tiao {
    grid-template-columns: 44px 1fr;
    gap: 6px 14px;
    padding: 18px 4px;
  }

  .lmrjk-fenlei-tiao h3 { grid-column: 2; }
  .lmrjk-fenlei-tiao p { grid-column: 2; }
  .lmrjk-fenlei-guanjian { grid-column: 2; }

  .lmrjk-changjing-liebiao { grid-template-columns: 1fr; gap: 24px; }

  .lmrjk-zhuti-paiban { grid-template-columns: 1fr; }

  .lmrjk-wenda-tou { position: static; }

  .lmrjk-wenda-tiao p { padding-right: 12px; }

  .lmrjk-erweima { display: none; }

  .lmrjk-shouye-caozuo .lmrjk-huoqu-anniu,
  .lmrjk-shouye-caozuo .lmrjk-fangwen-anniu { flex: 1 1 auto; justify-content: center; }

  .lmrjk-fanhui-dingbu { right: 16px; bottom: 18px; }
}

@media (max-width: 480px) {
  .lmrjk-banxin { padding: 0 18px; }

  .lmrjk-shouye h1 { font-size: 30px; }

  .lmrjk-biaoshi-wenzi em { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}