:root{
  --red:#A03028;
  --dark-red:#7A1F1F;
  --blue:#1E3A5F;
  --gold:#D4AF37;
  --white:#FAF8F5;
  --grey:#2C2C2C;
  --light:#F0EFEC;
  --light-blue:#DCE6F0;
  --font-serif:"Noto Serif SC","Source Han Serif","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --content-width:1200px;
  --content-padding:24px;
  --header-h:64px;
  --radius:12px;
  --transition:300ms ease;
  --shadow:0 8px 24px rgba(0,0,0,.06);
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--grey);
  background:var(--white);
}
h1,h2,h3,h4{
  font-family:var(--font-serif);
  font-weight:700;
  line-height:1.2;
  margin:0 0 .5em;
}
h1{ font-size:3rem; }
h2{ font-size:2rem; }
h3{ font-size:1.5rem; }
p{ margin:0 0 1em; }
a{ color:var(--blue); }
a:hover{ color:var(--dark-red); }
img{ max-width:100%; display:block; }
ul{ padding-left:1.2rem; }
:focus-visible{ outline:2px solid var(--red); outline-offset:2px; }
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:2000;
  background:var(--dark-red);
  color:var(--white);
  padding:.6rem 1rem;
  font-family:var(--font-sans);
  border-radius:0 0 8px 0;
  text-decoration:none;
}
.skip-link:focus{
  left:0;
  top:0;
  color:var(--white);
}
.scroll-progress{
  position:fixed;
  top:0; left:0;
  height:3px;
  width:0;
  background:var(--gold);
  z-index:3000;
  pointer-events:none;
}
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:var(--white);
  border-bottom:1px solid var(--light);
}
.header-shell{
  max-width:var(--content-width);
  margin:0 auto;
  padding:0 var(--content-padding);
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  text-decoration:none;
  color:var(--grey);
  flex-shrink:0;
}
.brand:hover{ color:var(--grey); }
.brand-mark{
  width:32px;
  height:32px;
  color:var(--gold);
  flex-shrink:0;
}
.brand-name{
  font-family:var(--font-serif);
  font-size:1.25rem;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand-name-accent{ color:var(--red); }
.primary-nav{
  display:flex;
  align-items:center;
  gap:2px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:.35rem;
  padding:.6rem .7rem;
  font-size:.92rem;
  font-weight:500;
  color:var(--grey);
  text-decoration:none;
  border-radius:6px;
  transition:background var(--transition),color var(--transition);
}
.nav-link:hover{
  background:var(--light-blue);
  color:var(--red);
}
.nav-link[aria-current="page"]{
  color:var(--red);
  box-shadow:inset 0 -2px 0 var(--red);
}
.nav-link[aria-current="page"]:hover{
  background:transparent;
}
.nav-index{
  font-family:var(--font-serif);
  font-size:.7rem;
  font-weight:700;
  color:var(--gold);
}
.nav-toggle{
  display:none;
  background:none;
  border:0;
  padding:12px;
  width:44px;
  height:44px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  color:var(--grey);
  border-radius:8px;
}
.nav-toggle:hover{ background:var(--light); }
.nav-toggle-line{
  display:block;
  width:20px;
  height:2px;
  background:currentColor;
  border-radius:2px;
  transition:transform var(--transition),opacity var(--transition);
}
.nav-toggle[data-open] .nav-toggle-line:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[data-open] .nav-toggle-line:nth-child(2){ opacity:0; }
.nav-toggle[data-open] .nav-toggle-line:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
.site-footer{
  background:var(--red);
  color:var(--white);
  font-family:var(--font-sans);
  font-size:.92rem;
  line-height:1.75;
}
.site-footer::before{
  content:"";
  display:block;
  height:4px;
  background:linear-gradient(90deg,var(--gold) 0%,var(--blue) 35%,var(--white) 65%,var(--gold) 100%);
}
.footer-shell{
  max-width:var(--content-width);
  margin:0 auto;
  padding:3rem var(--content-padding) 2rem;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:2rem;
}
.footer-col{ min-width:0; }
.footer-about{ grid-column:span 5; }
.footer-links{ grid-column:span 3; }
.footer-contact{ grid-column:span 4; }
.footer-brand{
  font-family:var(--font-serif);
  font-size:1.5rem;
  font-weight:700;
  margin-bottom:.5rem;
  color:var(--white);
}
.footer-brand em{ font-style:normal; color:var(--gold); }
.footer-lead{ color:rgba(255,255,255,.85); }
.footer-icp{
  margin-top:.5rem;
  font-size:.8rem;
  color:var(--gold);
  letter-spacing:.03em;
}
.footer-heading{
  font-family:var(--font-serif);
  font-size:1rem;
  font-weight:700;
  color:var(--gold);
  margin-bottom:1rem;
  letter-spacing:.05em;
}
.footer-link-list{
  list-style:none;
  margin:0;
  padding:0;
  column-count:2;
  column-gap:1.5rem;
}
.footer-link-list li{
  margin-bottom:.35rem;
  break-inside:avoid;
}
.footer-link-list a{
  color:rgba(255,255,255,.9);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--transition),border-color var(--transition);
}
.footer-link-list a:hover{
  color:var(--gold);
  border-bottom-color:var(--gold);
}
.footer-contact-line{
  display:flex;
  gap:.5rem;
  margin-bottom:.45rem;
  color:rgba(255,255,255,.9);
  word-break:break-word;
}
.footer-contact-line span{
  flex:0 0 4.6em;
  color:var(--gold);
  font-size:.85em;
  line-height:2;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.2);
}
.footer-copyright{
  max-width:var(--content-width);
  margin:0 auto;
  padding:1rem var(--content-padding);
  font-size:.8rem;
  color:rgba(255,255,255,.75);
  text-align:center;
}
.container{
  max-width:var(--content-width);
  margin:0 auto;
  padding:0 var(--content-padding);
}
.page-section{
  padding:4rem 0;
}
.section-heading{
  font-size:2rem;
  margin-bottom:1rem;
  color:var(--grey);
}
.grid,
.grid-2,
.grid-3,
.grid-4{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:1.5rem;
}
.grid-2 > *{ grid-column:span 6; }
.grid-3 > *{ grid-column:span 4; }
.grid-4 > *{ grid-column:span 3; }
.card{
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:1.5rem;
  border:1px solid var(--light);
}
.media-container{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:var(--light-blue);
  aspect-ratio:16/9;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--blue);
  font-family:var(--font-serif);
  font-size:.9rem;
}
.media-container img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  padding:.65rem 1.25rem;
  border-radius:8px;
  border:2px solid transparent;
  font-family:var(--font-sans);
  font-size:.95rem;
  font-weight:600;
  text-decoration:none;
  cursor:pointer;
  transition:background var(--transition),border-color var(--transition),transform var(--transition);
}
.btn:active{ transform:scale(.98); }
.btn-primary{
  background:var(--red);
  color:var(--white);
  border-color:var(--red);
}
.btn-primary:hover{
  background:var(--dark-red);
  border-color:var(--dark-red);
  color:var(--white);
}
.btn-secondary{
  background:var(--blue);
  color:var(--white);
  border-color:var(--blue);
}
.btn-secondary:hover{
  background:var(--dark-red);
  border-color:var(--dark-red);
  color:var(--white);
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem;
  list-style:none;
  padding:0;
  margin:0 0 1.5rem;
  font-size:.85rem;
}
.breadcrumb a{ color:var(--blue); text-decoration:none; }
.breadcrumb a:hover{ color:var(--red); }
.tabs{
  margin:1.5rem 0;
}
.tabs-nav{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem;
  border-bottom:2px solid var(--light);
  margin-bottom:1rem;
}
.tab-button{
  appearance:none;
  background:transparent;
  border:0;
  padding:.6rem 1rem;
  font-family:var(--font-sans);
  font-size:.95rem;
  font-weight:600;
  color:var(--grey);
  cursor:pointer;
  border-bottom:3px solid transparent;
  margin-bottom:-2px;
  transition:color var(--transition),border-color var(--transition);
}
.tab-button[aria-selected="true"]{
  color:var(--red);
  border-bottom-color:var(--red);
}
.tab-panel[hidden]{ display:none; }
.tab-panel{
  padding:1rem;
  background:var(--light);
  border-radius:0 0 var(--radius) var(--radius);
}
@media (max-width: 960px){
  .grid-4 > *{ grid-column:span 6; }
  .footer-about{ grid-column:span 12; }
  .footer-links{ grid-column:span 6; }
  .footer-contact{ grid-column:span 6; }
}
@media (max-width: 760px){
  .nav-toggle{
    display:inline-flex;
  }
  .primary-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    background:var(--white);
    padding:0 0 1rem;
    border-bottom:2px solid var(--gold);
    box-shadow:0 12px 24px rgba(0,0,0,.06);
  }
  .primary-nav[data-open]{
    display:flex;
  }
  .nav-link{
    border-radius:0;
    border-left:3px solid transparent;
    padding:.8rem var(--content-padding);
  }
  .nav-link:hover{
    background:var(--light);
  }
  .nav-link[aria-current="page"]{
    box-shadow:none;
    border-left-color:var(--red);
  }
  .header-shell{
    height:var(--header-h);
  }
  .brand-name{
    font-size:1.1rem;
  }
  .footer-shell{
    grid-template-columns:1fr;
    gap:2rem;
    padding-top:2.5rem;
  }
  .footer-about,
  .footer-links,
  .footer-contact{
    grid-column:span 1;
  }
  .footer-link-list{
    column-count:1;
  }
  .grid-2 > *,
  .grid-3 > *,
  .grid-4 > *{
    grid-column:span 12;
  }
  h1{ font-size:2.4rem; }
  h2{ font-size:1.6rem; }
  .page-section{ padding:2.5rem 0; }
}
@media (prefers-reduced-motion: reduce){
  *{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
}