#yha-source, #yha-source *{ margin: 0; padding: 0; box-sizing: border-box; }#yha-source{
    --bg-1: #0a0a0f;
    --bg-2: #12121a;
    --bg-3: #1a1a25;
    --gold: #d4af37;
    --gold-light: #f4d97a;
    --gold-soft: #b8941f;
    --red: #c0392b;
    --red-deep: #8b1a1a;
    --text-1: #f5f0e1;
    --text-2: #c8c0a8;
    --text-3: #8a8470;
    --border: rgba(212, 175, 55, 0.18);
  }#yha-source, #yha-source{ background: var(--bg-1); color: var(--text-1); font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif; line-height: 1.6; }#yha-source{ overflow-x: hidden; }#yha-source a{ color: inherit; text-decoration: none; }#yha-source .nav{
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 18px 60px;
    display: flex; justify-content: space-between; align-items: center;
    background: rgba(10,10,15,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }#yha-source .nav .logo{
    font-size: 22px; font-weight: 800; letter-spacing: 4px;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 50%, var(--gold-soft) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }#yha-source .nav .menu{ display: flex; gap: 32px; }#yha-source .nav .menu a{
    font-size: 14px; color: var(--text-2); letter-spacing: 2px;
    transition: color .2s;
  }#yha-source .nav .menu a:hover{ color: var(--gold-light); }#yha-source .hero{
    min-height: 100vh;
    position: relative;
    display: flex; align-items: center; justify-content: center;
    padding: 120px 60px 80px;
    overflow: hidden;
  }#yha-source .hero::before{
    content: ""; position: absolute; inset: 0;
    background:
      radial-gradient(ellipse at 20% 30%, rgba(212,175,55,0.18) 0%, transparent 50%),
      radial-gradient(ellipse at 80% 70%, rgba(192,57,43,0.18) 0%, transparent 50%),
      linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
    z-index: 0;
  }#yha-source .hero::after{
    content: ""; position: absolute; inset: 0;
    background-image:
      linear-gradient(rgba(212,175,55,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(212,175,55,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
  }#yha-source .hero-inner{ position: relative; z-index: 1; max-width: 1280px; width: 100%; }#yha-source .hero-tag{
    display: inline-block; padding: 8px 18px; margin-bottom: 28px;
    border: 1px solid var(--gold); color: var(--gold-light);
    font-size: 12px; letter-spacing: 6px;
    background: rgba(212,175,55,0.06);
  }#yha-source .hero h1{
    font-size: 88px; font-weight: 900; line-height: 1.05;
    letter-spacing: 4px;
    background: linear-gradient(135deg, #f5f0e1 0%, var(--gold-light) 50%, var(--gold) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 24px;
  }#yha-source .hero h1 .accent{ color: var(--red); -webkit-text-fill-color: var(--red); }#yha-source .hero p.subtitle{
    font-size: 20px; color: var(--text-2); max-width: 760px; line-height: 1.8;
    margin-bottom: 50px;
  }#yha-source .hero-meta{ display: flex; gap: 50px; flex-wrap: wrap; }#yha-source .hero-meta .item .num{
    font-size: 48px; font-weight: 800; color: var(--gold-light); line-height: 1;
    font-family: Georgia, serif;
  }#yha-source .hero-meta .item .lbl{
    font-size: 13px; color: var(--text-3); letter-spacing: 3px; margin-top: 8px;
  }#yha-source section{ padding: 110px 60px; position: relative; }#yha-source .section-head{ max-width: 1280px; margin: 0 auto 70px; }#yha-source .section-head .index{
    display: inline-block; font-size: 14px; color: var(--gold); letter-spacing: 6px;
    margin-bottom: 18px;
    font-family: Georgia, serif;
  }#yha-source .section-head h2{
    font-size: 52px; font-weight: 800; line-height: 1.2;
    margin-bottom: 18px; letter-spacing: 2px;
  }#yha-source .section-head h2 .em{ color: var(--gold-light); }#yha-source .section-head p.desc{ font-size: 16px; color: var(--text-2); max-width: 760px; line-height: 1.8; }#yha-source #certs{ background: var(--bg-2); }#yha-source .cert-grid{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  }#yha-source .cert-card{
    background: var(--bg-3);
    border: 1px solid var(--border);
    padding: 32px 24px;
    border-radius: 4px;
    text-align: center;
    transition: all .3s;
    position: relative;
    overflow: hidden;
  }#yha-source .cert-card::before{
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
  }#yha-source .cert-card:hover{
    transform: translateY(-6px);
    border-color: var(--gold);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  }#yha-source .cert-card .year{
    font-size: 42px; font-weight: 800; color: var(--gold-light);
    font-family: Georgia, serif; line-height: 1;
  }#yha-source .cert-card .title{
    font-size: 17px; font-weight: 700; color: var(--text-1);
    margin: 16px 0 10px; line-height: 1.5;
  }#yha-source .cert-card .from{
    font-size: 13px; color: var(--text-3); line-height: 1.6;
  }#yha-source .cert-card .badge{
    display: inline-block; margin-top: 14px;
    padding: 4px 12px; font-size: 11px; letter-spacing: 2px;
    background: rgba(212,175,55,0.12); color: var(--gold-light);
    border: 1px solid var(--border);
  }#yha-source #pageants{ background: var(--bg-1); }#yha-source .pageant-showcase{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center;
  }#yha-source .pageant-intro h3{
    font-size: 32px; font-weight: 800; line-height: 1.3; margin-bottom: 24px;
  }#yha-source .pageant-intro h3 .em{ color: var(--gold-light); }#yha-source .pageant-intro p{
    color: var(--text-2); font-size: 15px; line-height: 1.9; margin-bottom: 32px;
  }#yha-source .pageant-stats{
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  }#yha-source .ps-item{
    padding: 22px; background: var(--bg-3); border-left: 3px solid var(--gold);
  }#yha-source .ps-item .v{ font-size: 32px; font-weight: 800; color: var(--gold-light); font-family: Georgia, serif; }#yha-source .ps-item .l{ font-size: 13px; color: var(--text-3); margin-top: 6px; letter-spacing: 1px; }#yha-source .pageant-grid{
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  }#yha-source .pcard{
    aspect-ratio: 4/5;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: all .3s;
  }#yha-source .pcard img{
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .5s;
  }#yha-source .pcard:hover{ border-color: var(--gold); transform: translateY(-4px); }#yha-source .pcard:hover img{ transform: scale(1.06); }#yha-source .pcard .pname{
    position: absolute; left: 0; right: 0; bottom: 0;
    padding: 16px 14px;
    background: linear-gradient(180deg, transparent 0%, rgba(10,10,15,0.95) 100%);
    color: var(--text-1); font-size: 13px; font-weight: 600;
  }#yha-source .pcard .ptag{
    position: absolute; top: 12px; left: 12px;
    padding: 4px 10px; font-size: 10px; letter-spacing: 1px;
    background: var(--gold); color: var(--bg-1);
  }#yha-source #public-welfare{ background: var(--bg-2); }#yha-source .pw-list{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
  }#yha-source .pw-card{
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    transition: all .3s;
  }#yha-source .pw-card:hover{ border-color: var(--gold); transform: translateY(-4px); }#yha-source .pw-card .imgbox{
    aspect-ratio: 4/3;
    background: var(--bg-1);
    overflow: hidden;
  }#yha-source .pw-card .imgbox img{ width: 100%; height: 100%; object-fit: cover; }#yha-source .pw-card .body{ padding: 28px 28px 32px; }#yha-source .pw-card .year-tag{
    display: inline-block;
    font-size: 12px; letter-spacing: 2px;
    color: var(--gold-light); margin-bottom: 12px;
  }#yha-source .pw-card h4{
    font-size: 20px; font-weight: 700; line-height: 1.5; margin-bottom: 12px;
  }#yha-source .pw-card p{
    font-size: 14px; color: var(--text-2); line-height: 1.7;
  }#yha-source #team{ background: var(--bg-1); }#yha-source .team-grid{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px;
  }#yha-source .team-card{
    background: var(--bg-2);
    border: 1px solid var(--border);
    padding: 36px;
    display: flex; gap: 28px; align-items: flex-start;
    border-radius: 4px;
    transition: all .3s;
  }#yha-source .team-card:hover{ border-color: var(--gold); }#yha-source .team-card .avatar{
    width: 80px; height: 80px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--gold-soft) 0%, var(--gold-light) 100%);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 36px; color: var(--bg-1); font-weight: 800;
    font-family: Georgia, serif;
  }#yha-source .team-card.featured{
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(212,175,55,0.1) 0%, rgba(212,175,55,0.04) 100%);
    border-color: var(--gold);
    position: relative;
  }#yha-source .team-card.featured::before{
    content: "FOUNDER";
    position: absolute; top: 18px; right: 22px;
    font-size: 11px; color: var(--gold); letter-spacing: 6px;
    font-family: Georgia, serif;
  }#yha-source .team-card.featured .avatar{ width: 100px; height: 100px; font-size: 44px; }#yha-source .team-card .info{ flex: 1; }#yha-source .team-card .info .name{
    font-size: 22px; font-weight: 800; margin-bottom: 6px; color: var(--text-1);
  }#yha-source .team-card.featured .info .name{ font-size: 26px; }#yha-source .team-card .info .role{
    font-size: 13px; color: var(--gold-light); letter-spacing: 2px; margin-bottom: 16px;
  }#yha-source .team-card .info .honor-list{
    list-style: none; padding: 0;
  }#yha-source .team-card .info .honor-list li{
    padding: 8px 0;
    border-bottom: 1px dashed rgba(212,175,55,0.15);
    font-size: 14px; color: var(--text-2);
    display: flex; gap: 10px; align-items: flex-start;
  }#yha-source .team-card .info .honor-list li::before{
    content: "◆"; color: var(--gold); font-size: 10px; margin-top: 4px;
  }#yha-source .team-card .info .honor-list li:last-child{ border: none; }#yha-source #media{ background: var(--bg-2); }#yha-source .media-banner{
    max-width: 1280px; margin: 0 auto;
    background: linear-gradient(135deg, var(--bg-3) 0%, var(--bg-2) 100%);
    border: 1px solid var(--border);
    padding: 50px 60px;
    display: flex; align-items: center; gap: 50px;
    border-radius: 6px;
  }#yha-source .media-banner .icon{
    font-size: 80px;
    color: var(--gold-light);
    line-height: 1;
  }#yha-source .media-banner h3{
    font-size: 36px; font-weight: 800; margin-bottom: 14px; line-height: 1.3;
  }#yha-source .media-banner h3 .em{ color: var(--gold-light); }#yha-source .media-banner p{
    font-size: 15px; color: var(--text-2); line-height: 1.8;
  }#yha-source #partners{ background: var(--bg-1); }#yha-source .partner-grid{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  }#yha-source .p-card{
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 32px 28px;
    transition: all .3s;
    text-align: center;
  }#yha-source .p-card:hover{ border-color: var(--gold); transform: translateY(-4px); }#yha-source .p-card .icon{
    font-size: 38px; color: var(--gold-light); margin-bottom: 18px;
  }#yha-source .p-card h4{ font-size: 18px; font-weight: 700; margin-bottom: 10px; }#yha-source .p-card p{ font-size: 13px; color: var(--text-2); line-height: 1.7; }#yha-source #campus{ background: var(--bg-2); }#yha-source .campus-grid{
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  }#yha-source .campus-card{
    background: var(--bg-2);
    border: 1px solid var(--border);
    padding: 36px 32px;
    border-radius: 4px;
    position: relative;
    transition: all .3s;
  }#yha-source .campus-card::before{
    content: ""; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
    background: linear-gradient(180deg, var(--gold-light), var(--gold-soft));
  }#yha-source .campus-card:hover{ border-color: var(--gold); transform: translateY(-4px); }#yha-source .campus-card .loc{
    font-size: 13px; color: var(--gold-light); letter-spacing: 3px; margin-bottom: 12px;
  }#yha-source .campus-card h4{
    font-size: 24px; font-weight: 800; margin-bottom: 14px;
  }#yha-source .campus-card p{
    font-size: 14px; color: var(--text-2); line-height: 1.8;
  }#yha-source #wall{ background: var(--bg-1); }#yha-source .wall-grid{
    max-width: 1280px; margin: 0 auto;
    columns: 4;
    column-gap: 20px;
  }#yha-source .wall-item{
    break-inside: avoid;
    margin-bottom: 20px;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    transition: all .3s;
  }#yha-source .wall-item:hover{ border-color: var(--gold); transform: scale(1.02); }#yha-source .wall-item img{ width: 100%; display: block; }#yha-source footer{
    padding: 60px 60px 40px;
    background: var(--bg-2);
    border-top: 1px solid var(--border);
    text-align: center;
  }#yha-source footer .brand{
    font-size: 28px; font-weight: 800; letter-spacing: 6px;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 14px;
  }#yha-source footer .tag{ color: var(--text-3); font-size: 13px; letter-spacing: 4px; margin-bottom: 30px; }#yha-source footer .copy{ color: var(--text-3); font-size: 12px; }

  
  @media (max-width: 1100px) {#yha-source .nav{ padding: 16px 28px; }#yha-source .nav .menu{ display: none; }#yha-source .hero{ padding: 100px 28px 60px; }#yha-source .hero h1{ font-size: 56px; }#yha-source .hero p.subtitle{ font-size: 16px; }#yha-source .hero-meta{ gap: 28px; }#yha-source .hero-meta .item .num{ font-size: 32px; }#yha-source section{ padding: 70px 28px; }#yha-source .section-head h2{ font-size: 36px; }#yha-source .cert-grid, #yha-source .partner-grid, #yha-source .campus-grid, #yha-source .pw-list{ grid-template-columns: repeat(2, 1fr); }#yha-source .pageant-showcase{ grid-template-columns: 1fr; }#yha-source .pageant-grid{ grid-template-columns: repeat(2, 1fr); }#yha-source .team-grid{ grid-template-columns: 1fr; }#yha-source .team-card.featured{ grid-column: span 1; }#yha-source .media-banner{ flex-direction: column; padding: 32px; text-align: center; }#yha-source .wall-grid{ columns: 2; }
  }
  @media (max-width: 600px) {#yha-source .hero h1{ font-size: 38px; letter-spacing: 2px; }#yha-source .section-head h2{ font-size: 28px; }#yha-source .cert-grid, #yha-source .partner-grid, #yha-source .campus-grid, #yha-source .pw-list, #yha-source .pageant-grid, #yha-source .wall-grid{
      grid-template-columns: 1fr; columns: 1;
    }
  }