/* Generated from assets/css/keel-selector.css; scoped to the EyouCMS single-page body. */
.amj-keel-page {
  --brand: #0969b5;
  --brand-strong: #064879;
  --brand-soft: #e8f3fc;
  --ink: #10253a;
  --muted: #607386;
  --line: #dce5ed;
  --surface: #fff;
  --shadow: 0 18px 50px rgba(20, 36, 51, .09);
  --header-height: 76px;
  color-scheme: light;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}
.amj-keel-page * { box-sizing: border-box; }
.amj-keel-page { scroll-behavior: smooth; }
.amj-keel-page {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  /* The CMS page supplies its own full-height background. */
  background: transparent;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.amj-keel-page img { display: block; max-width: 100%; }
.amj-keel-page a { color: inherit; }
.amj-keel-page button { color: inherit; font: inherit; }
.amj-keel-page .container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.amj-keel-page .skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 9px 15px;
  transform: translateY(-160%);
  border-radius: 8px;
  color: #fff;
  background: var(--brand-strong);
}
.amj-keel-page .skip-link:focus { transform: none; }
.amj-keel-page .site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  min-height: var(--header-height);
  border-bottom: 1px solid rgba(220, 229, 237, .92);
  background: rgba(255, 255, 255, .95);
  backdrop-filter: blur(14px);
}
.amj-keel-page .header-inner { display: flex; align-items: center; min-height: var(--header-height); gap: 34px; }
.amj-keel-page .brand { display: inline-flex; align-items: center; flex: 0 0 auto; width: 244px; text-decoration: none; }
.amj-keel-page .brand img { width: 244px; height: auto; }
.amj-keel-page .main-nav { display: flex; align-items: center; justify-content: flex-end; flex: 1; gap: 30px; }
.amj-keel-page .main-nav a {
  position: relative;
  padding: 25px 0 22px;
  color: #2e3d4c;
  font-size: 15px;
  font-weight: 650;
  text-decoration: none;
  white-space: nowrap;
}
.amj-keel-page .main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 16px;
  left: 0;
  height: 2px;
  content: "";
  transform: scaleX(0);
  background: var(--brand);
  transition: transform 180ms ease;
}
.amj-keel-page .main-nav a:hover::after, .amj-keel-page .main-nav a[aria-current="page"]::after { transform: scaleX(1); }
.amj-keel-page .main-nav a[aria-current="page"] { color: var(--brand); }
.amj-keel-page .nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
}
.amj-keel-page .nav-toggle span, .amj-keel-page .nav-toggle span::before, .amj-keel-page .nav-toggle span::after { display: block; width: 20px; height: 2px; border-radius: 2px; background: var(--ink); }
.amj-keel-page .nav-toggle span { position: relative; }
.amj-keel-page .nav-toggle span::before, .amj-keel-page .nav-toggle span::after { position: absolute; left: 0; content: ""; }
.amj-keel-page .nav-toggle span::before { top: -6px; }
.amj-keel-page .nav-toggle span::after { top: 6px; }
.amj-keel-page .breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 18px 0 14px; color: var(--muted); font-size: 14px; }
.amj-keel-page .breadcrumb a { text-decoration: none; }
.amj-keel-page .breadcrumb a:hover { color: var(--brand); }
.amj-keel-page .breadcrumb i { color: #9aa8b5; font-style: normal; }
.amj-keel-page .page-heading { padding: 22px 0 13px; }
.amj-keel-page h1 { margin: 0; max-width: 920px; font-size: clamp(30px, 4vw, 47px); font-weight: 800; line-height: 1.2; letter-spacing: 0; }
.amj-keel-page .structure-title { position: relative; display: grid; gap: 5px; padding-left: 20px; }
.amj-keel-page .structure-title::before { position: absolute; top: 4px; bottom: 4px; left: 0; width: 5px; border-radius: 9px; content: ""; background: linear-gradient(180deg, #09a3e9, #0757a2); box-shadow: 0 5px 14px rgba(9, 105, 181, .22); }
.amj-keel-page .structure-title span:first-child { color: var(--brand); font-size: .43em; font-weight: 800; letter-spacing: .14em; line-height: 1.25; }
.amj-keel-page .structure-title span:last-child { color: var(--ink); line-height: 1.12; }
.amj-keel-page .heading-note { max-width: 680px; margin: 13px 0 0; color: var(--muted); font-size: 16px; }
.amj-keel-page .system-tabs-wrap { position: sticky; z-index: 90; top: var(--header-height); border-block: 1px solid var(--line); background: rgba(247, 250, 252, .96); backdrop-filter: blur(12px); }
.amj-keel-page .mobile-system-tabs { display: none; }
.amj-keel-page .system-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 9px 0; }
.amj-keel-page .system-tab { display: flex; align-items: center; justify-content: center; min-height: 47px; padding: 10px 18px; border: 1px solid transparent; border-radius: 10px; color: #526272; font-size: 15px; font-weight: 720; text-decoration: none; transition: 160ms ease; }
.amj-keel-page .system-tab:hover { color: var(--brand); border-color: #cddfeb; background: #fff; }
.amj-keel-page .system-tab.is-active, .amj-keel-page .system-tab[aria-current="page"] { color: #fff; background: var(--brand); box-shadow: 0 8px 22px rgba(9, 105, 181, .24); }
.amj-keel-page .models-wrap { width: min(1280px, calc(100% - 40px)); padding-block: 22px 64px; }
.amj-keel-page .system-panel[hidden] { display: none; }
.amj-keel-page .model-stage { position: relative; display: grid; grid-template-columns: 360px minmax(0, 1fr); min-height: 690px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow); }
.amj-keel-page .model-switch { position: absolute; z-index: 6; top: 50%; display: grid; place-items: center; width: 46px; height: 46px; padding: 0; transform: translateY(-50%); border: 1px solid #bad5e9; border-radius: 50%; color: #0869ae; background: rgba(255, 255, 255, .96); box-shadow: 0 8px 22px rgba(7, 68, 111, .16); cursor: pointer; transition: color 160ms ease, background 160ms ease, transform 160ms ease, box-shadow 160ms ease; }
.amj-keel-page .model-switch::before { display: block; width: 11px; height: 11px; border: solid currentColor; border-width: 0 0 3px 3px; content: ""; transform: translateX(2px) rotate(45deg); }
.amj-keel-page .model-switch-next::before { transform: translateX(-2px) rotate(225deg); }
.amj-keel-page .model-switch-prev { left: 372px; }
.amj-keel-page .model-switch-next { right: 12px; }
.amj-keel-page .model-switch:hover { transform: translateY(-50%) scale(1.06); color: #fff; background: var(--brand); box-shadow: 0 10px 26px rgba(9, 105, 181, .25); }
.amj-keel-page .model-switch:focus-visible { outline: 3px solid #73b9e8; outline-offset: 3px; }
.amj-keel-page .model-guide { position: relative; z-index: 2; padding: 38px 30px 28px; overflow: hidden; border-right: 1px solid #d8e6f0; color: var(--ink); background: linear-gradient(180deg, #f9fcff, #eaf3f9); box-shadow: inset 0 6px var(--brand); }
.amj-keel-page .model-guide::after { display: none; }
.amj-keel-page .model-guide h2 { margin: 0 0 16px; color: #083f6b; font-size: 30px; font-weight: 800; line-height: 1.3; letter-spacing: -.02em; white-space: nowrap; }
.amj-keel-page .model-guide p { min-height: 46px; margin: 0; color: #526f87; font-size: 14px; line-height: 1.62; }
.amj-keel-page .side-system-tabs { position: relative; z-index: 2; display: grid; gap: 10px; width: calc(100% + 60px); margin: 30px -30px 0; padding: 23px 30px 26px; border-block: 1px solid #d5e3ed; background: rgba(255, 255, 255, .68); }
.amj-keel-page .side-system-tabs > span { padding: 0 0 5px; color: #164c72; font-size: 16px; font-weight: 800; letter-spacing: .06em; }
.amj-keel-page .side-system-tabs a { position: relative; display: grid; grid-template-columns: 43px minmax(0, 1fr); align-items: center; min-height: 72px; padding: 11px 16px; border: 1px solid #c4daec; border-radius: 12px; color: #164667; background: #edf6fd; box-shadow: 0 3px 10px rgba(9, 105, 181, .05); text-decoration: none; transition: color 160ms ease, background 160ms ease, box-shadow 160ms ease; }
.amj-keel-page .side-system-tabs a::before { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 8px; color: #0969b5; background: #d4eafa; font-size: 14px; font-weight: 800; letter-spacing: .04em; content: attr(data-index); }
.amj-keel-page .side-system-tabs a span { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-width: 0; }
.amj-keel-page .side-system-tabs a b { color: inherit; font-size: 21px; font-weight: 800; white-space: nowrap; }
.amj-keel-page .side-system-tabs a small { color: #879bab; font-size: 12px; font-weight: 500; white-space: nowrap; }
.amj-keel-page .side-system-tabs a:hover { color: var(--brand-strong); border-color: #7cb7df; background: #e0f0fb; box-shadow: 0 7px 18px rgba(9, 105, 181, .12); }
.amj-keel-page .side-system-tabs a.is-active { border-color: #075890; color: #fff; background: linear-gradient(100deg, #0876c6, #075890); box-shadow: 0 11px 25px rgba(7, 88, 144, .25); }
.amj-keel-page .side-system-tabs a.is-active::before { color: #fff; background: rgba(255, 255, 255, .2); }
.amj-keel-page .side-system-tabs a.is-active small { color: rgba(255, 255, 255, .76); }
.amj-keel-page .guide-action { position: relative; z-index: 1; display: flex; align-items: center; gap: 13px; margin-top: 24px; padding: 17px 16px; border: 2px solid #7bb8e1; border-radius: 13px; color: #064879; background: linear-gradient(115deg, #dceffc, #f4faff); box-shadow: 0 9px 22px rgba(9, 105, 181, .12); font-size: 15px; font-weight: 800; line-height: 1.5; }
.amj-keel-page .guide-action svg { flex: 0 0 auto; width: 34px; height: 34px; padding: 7px; border-radius: 50%; stroke: #fff; stroke-width: 2; fill: none; background: var(--brand); }
.amj-keel-page .guide-action-mobile { display: none; }
.amj-keel-page .model-figure { position: relative; display: flex; flex-direction: column; justify-content: center; min-width: 0; padding: 24px clamp(46px, 4vw, 64px) 17px; background: linear-gradient(rgba(9, 105, 181, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(9, 105, 181, .035) 1px, transparent 1px), #fbfdff; background-size: 34px 34px; }
.amj-keel-page .model-scroll { width: 100%; min-width: 0; overflow: visible; outline: none; }
.amj-keel-page .model-scroll:focus-visible { border-radius: 12px; outline: 3px solid rgba(9, 105, 181, .24); outline-offset: 4px; }
.amj-keel-page .model-media { position: relative; width: 100%; max-width: 850px; margin-inline: auto; aspect-ratio: 1600 / 1062; container-type: inline-size; }
.amj-keel-page .model-media.model-wall { max-width: 720px; aspect-ratio: 1600 / 1445; }
.amj-keel-page .model-media img { width: 100%; height: 100%; object-fit: contain; }
.amj-keel-page .user-lines { position: absolute; z-index: 3; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.amj-keel-page .user-line { stroke: #142433; stroke-width: 1.6; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.amj-keel-page .line-mobile { display: none; }
.amj-keel-page .model-label { --label-scale: 1; --label-hover-scale: 1.06; position: absolute; z-index: 4; top: var(--y); left: var(--x); display: inline-flex; align-items: center; gap: 7px; min-height: 44px; padding: 8px 12px 8px 14px; transform: translate(-50%, -50%) scale(var(--label-scale)); border: 3px solid var(--brand); border-radius: 12px; color: var(--brand-strong); background: rgba(255, 255, 255, .98); box-shadow: 0 7px 20px rgba(7, 63, 117, .17); font-size: clamp(14px, 1.3vw, 18px); font-weight: 800; line-height: 1.3; text-decoration: none; white-space: nowrap; transition: color 150ms ease, background 150ms ease, transform 150ms ease, box-shadow 150ms ease; }
.amj-keel-page .model-label[href]:hover, .amj-keel-page .model-label[href]:focus-visible { z-index: 5; color: #fff; background: var(--brand); box-shadow: 0 8px 22px rgba(9, 105, 181, .3); outline: none; transform: translate(-50%, -50%) scale(var(--label-hover-scale)); }
.amj-keel-page .model-label.is-pending { border-color: #aebac5; color: #566879; background: #f1f4f7; box-shadow: 0 4px 12px rgba(20, 36, 51, .1); cursor: not-allowed; }
.amj-keel-page .model-label.is-pending::after { width: 6px; height: 6px; margin-left: 2px; border-radius: 50%; content: ""; background: #9ba8b4; }
.amj-keel-page .page-footer { border-top: 1px solid #183c5b; color: #b8c8d7; background: #0b263e; }
.amj-keel-page .footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; min-height: 128px; padding-block: 24px; }
.amj-keel-page .footer-brand { color: #fff; font-size: 18px; font-weight: 760; }
.amj-keel-page .footer-copy { margin: 4px 0 0; color: #8fa5b7; font-size: 13px; }
.amj-keel-page .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 24px; }
.amj-keel-page .footer-links a { font-size: 13px; text-decoration: none; }
.amj-keel-page .footer-links a:hover { color: #fff; }
@media (min-width: 901px) and (max-width: 1200px) {
.amj-keel-page .model-switch { width: 38px; height: 38px; }
.amj-keel-page .model-switch-prev { left: 366px; }
.amj-keel-page .model-switch-next { right: 6px; }
}
@media (max-width: 900px) {
.amj-keel-page { --header-height: 66px; }
.amj-keel-page .system-tabs-wrap { position: relative; top: auto; }
.amj-keel-page .models-wrap { width: min(100% - 30px, 760px); padding-top: 0; }
.amj-keel-page .model-switch { top: 50px; width: 38px; height: 38px; }
.amj-keel-page .model-switch-prev { left: 10px; }
.amj-keel-page .model-switch-next { right: 10px; }
.amj-keel-page .container { width: min(100% - 30px, 760px); }
.amj-keel-page .site-header { min-height: var(--header-height); }
.amj-keel-page .header-inner { min-height: var(--header-height); }
.amj-keel-page .brand { width: 195px; }
.amj-keel-page .brand img { width: 195px; }
.amj-keel-page .nav-toggle { display: inline-flex; }
.amj-keel-page .main-nav { position: absolute; top: calc(100% + 1px); right: 15px; left: 15px; display: none; padding: 8px; border: 1px solid var(--line); border-radius: 12px; background: #fff; box-shadow: 0 18px 40px rgba(20, 36, 51, .14); }
.amj-keel-page .main-nav.is-open { display: grid; }
.amj-keel-page .main-nav a { padding: 11px 13px; border-radius: 8px; }
.amj-keel-page .main-nav a::after { display: none; }
.amj-keel-page .main-nav a:hover, .amj-keel-page .main-nav a[aria-current="page"] { background: var(--brand-soft); }
.amj-keel-page .mobile-system-tabs { display: block; }
.amj-keel-page .model-stage { grid-template-columns: 1fr; min-height: 0; container-type: inline-size; }
.amj-keel-page .model-guide { display: block; padding: 25px 58px 22px; border-right: 0; border-bottom: 1px solid #d8e6f0; background: linear-gradient(135deg, #fff, #edf6fb); box-shadow: inset 0 5px var(--brand); }
.amj-keel-page .model-guide h2 { margin: 0; font-size: 23px; white-space: nowrap; }
.amj-keel-page .model-guide > p { min-height: 0; margin-top: 5px; line-height: 1.45; white-space: nowrap; }
.amj-keel-page .side-system-tabs { display: none; }
.amj-keel-page .guide-action-desktop { display: none; }
.amj-keel-page .guide-action-mobile { display: flex; width: 100%; margin: 17px 0; padding: 11px 12px; border: 1px solid #8dc2e6; border-radius: 11px; color: var(--brand-strong); background: #e5f3fc; font-size: 14px; }
.amj-keel-page .guide-action-mobile svg { width: 31px; height: 31px; stroke: #fff; background: var(--brand); }
.amj-keel-page .model-figure { display: flex; flex-direction: column; justify-content: flex-start; height: auto; padding: 0 20px; }
.amj-keel-page .model-figure .model-scroll { display: flex; flex: 0 0 auto; align-items: center; align-self: stretch; width: 100%; aspect-ratio: 1600 / 1445; }
.amj-keel-page .model-figure .model-media { flex: 0 0 auto; width: 100%; max-width: none; }
.amj-keel-page .model-figure .guide-action-mobile { flex: 0 0 auto; }
.amj-keel-page .footer-inner { align-items: flex-start; flex-direction: column; }
.amj-keel-page .footer-links { justify-content: flex-start; }


}
@media (max-width: 600px) {
.amj-keel-page .container { width: calc(100% - 24px); }
.amj-keel-page .models-wrap { width: calc(100% - 24px); }
.amj-keel-page .model-switch { top: 40px; width: 34px; height: 34px; }
.amj-keel-page .model-switch::before { width: 9px; height: 9px; border-width: 0 0 2.5px 2.5px; }
.amj-keel-page .model-switch-prev { left: 7px; }
.amj-keel-page .model-switch-next { right: 7px; }
.amj-keel-page .breadcrumb { padding: 13px 0 8px; font-size: 12px; }
.amj-keel-page .page-heading { padding: 18px 0 11px; }
.amj-keel-page h1 { font-size: clamp(27px, 8vw, 36px); }
.amj-keel-page .structure-title { gap: 4px; padding-left: 15px; }
.amj-keel-page .structure-title::before { top: 2px; bottom: 2px; width: 4px; }
.amj-keel-page .structure-title span:first-child { font-size: .48em; letter-spacing: .12em; }
.amj-keel-page .structure-title span:last-child { font-size: .92em; line-height: 1.16; }
.amj-keel-page .heading-note { margin-top: 9px; font-size: 14px; }
.amj-keel-page .system-tabs { gap: 4px; padding: 7px 0; }
.amj-keel-page .system-tab { min-height: 42px; padding: 8px 5px; font-size: 13px; }
.amj-keel-page .models-wrap { padding-block: 0 40px; }
.amj-keel-page .model-stage { border-radius: 16px; }
.amj-keel-page .model-guide { display: block; padding: 17px 49px 15px; }
.amj-keel-page .model-guide h2 { font-size: 21px; letter-spacing: -.03em; }
.amj-keel-page .model-guide > p { margin-top: 5px; font-size: 13px; }
.amj-keel-page .guide-action-mobile { display: flex; margin: 12px 0; padding: 10px 11px; font-size: clamp(12px, 3.4vw, 13px); }
.amj-keel-page .guide-action br { display: none; }
.amj-keel-page .guide-action svg { width: 25px; height: 25px; padding: 5px; }
.amj-keel-page .model-figure { padding: 0 8px; }
.amj-keel-page .model-label { --label-scale: 1; --label-hover-scale: 1.06; gap: 1.176cqw; min-height: 8cqw; padding: 1.412cqw 2.118cqw 1.412cqw 2.588cqw; border-width: .47cqw; border-radius: 2.118cqw; font-size: 3.294cqw; box-shadow: 0 .706cqw 2.118cqw rgba(7, 63, 117, .16); }
.amj-keel-page .model-wall .model-label { gap: 1.388cqw; min-height: 9.444cqw; padding: 1.666cqw 2.5cqw 1.666cqw 3.056cqw; border-width: .556cqw; border-radius: 2.5cqw; font-size: 3.888cqw; box-shadow: 0 .834cqw 2.5cqw rgba(7, 63, 117, .16); }
.amj-keel-page .model-label { top: var(--my); left: var(--mx); }
.amj-keel-page .line-desktop { display: none; }
.amj-keel-page .line-mobile { display: inline; }
.amj-keel-page .footer-inner { min-height: 0; padding-block: 26px; }
.amj-keel-page .footer-links { gap: 9px 18px; }


}
@media (prefers-reduced-motion: reduce) {
.amj-keel-page { scroll-behavior: auto; }
.amj-keel-page *, .amj-keel-page *::before, .amj-keel-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }


}

/* ==========================================================================
   PC 端顶部间距修正（本次唯一新增处）
   正文距模板标题蓝条 (.sub_nav) 固定为 20px，与 calculator / gb-t-11981-2024
   等其他单页完全一致。
   原理：.sub_nav 的 margin-bottom:18px 与本段 margin-top:20px 折叠后取 20px；
        同时清零 .models-wrap 在本文件第 112 行自带的上内边距 22px
        （否则 20px + 22px ≈ 40px，正好比其他单页多 20px）。
   范围：min-width:901px 为 PC 专属；≤900px（含手机）不生效，
        且本文件在 ≤900px 处本来就写着 padding-top:0，移动端零影响。
   位置：必须放在文件最末尾，靠"后来居上"覆盖前面的 margin:0 与
        padding-block:22px 64px，因此无需 !important。
   ========================================================================== */
@media (min-width: 901px) {
  .amj-keel-page { margin-top: 20px; }
  .amj-keel-page .models-wrap { padding-top: 0; }
}