:root{--primary:#E53935;--secondary:#FF5A4F;--card-bg:#FFFFFF;--bg:#F5F7FA;--text-main:#333333;--border:#E0E0E0;--header-offset:122px;}*{box-sizing:border-box;}body{margin:0;padding-top:var(--header-offset);background-color:var(--bg);color:var(--text-main);font-family:Arial,Helvetica,sans-serif;overflow-x:hidden;}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;background-color:var(--card-bg);box-shadow:0 2px 10px rgba(0,0,0,0.15);}.header-top{box-sizing:border-box;width:100%;height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);}.header-container{box-sizing:border-box;width:100%;height:100%;max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-left:30px;padding-right:30px;}.logo{display:flex;align-items:center;font-size:24px;font-weight:800;color:#FFFFFF;text-decoration:none;letter-spacing:0.5px;text-transform:none;flex-shrink:0;}.logo img{display:block;max-height:60px;height:auto;width:auto;max-width:280px;object-fit:contain;}.desktop-nav-buttons{display:flex;gap:12px;align-items:center;}.btn{display:inline-block;text-decoration:none;font-weight:700;border-radius:8px;text-align:center;cursor:pointer;transition:transform 0.2s ease,box-shadow 0.2s ease;border:none;line-height:1.2;}.btn-primary{background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#FFFFFF;padding:10px 20px;font-size:14px;box-shadow:0 3px 8px rgba(229,57,53,0.35);}.btn-secondary{background:#FFFFFF;color:#E53935;padding:10px 20px;font-size:14px;border:2px solid #FFFFFF;box-shadow:0 3px 8px rgba(0,0,0,0.15);}.btn:hover{transform:translateY(-2px);}.mobile-nav-buttons{display:none;box-sizing:border-box;min-height:48px;}.hamburger-menu{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001;flex-shrink:0;}.hamburger-menu span{display:block;width:24px;height:3px;background:#FFFFFF;border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease;}.hamburger-menu.active span:nth-child(1){transform:translateY(8px) rotate(45deg);}.hamburger-menu.active span:nth-child(2){opacity:0;}.hamburger-menu.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}.main-nav{box-sizing:border-box;width:100%;height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;background-color:#FFFFFF;border-top:1px solid var(--border);}.nav-container{box-sizing:border-box;width:100%;height:100%;max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:0 20px;gap:6px;}.nav-link{display:inline-block;text-decoration:none;color:var(--text-main);font-size:14px;font-weight:600;padding:6px 10px;border-radius:6px;white-space:nowrap;transition:color 0.2s ease,background-color 0.2s ease;}.nav-link:hover,.nav-link.active{color:#FFFFFF;background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);}.nav-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:999;}.nav-overlay.active{display:block;}.site-footer{background:#2B2B2B;color:#DDDDDD;padding:40px 0 0;margin-top:40px;}.footer-container{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 30px;}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,0.12);}.footer-col{min-width:0;}.footer-logo{display:inline-block;font-size:22px;font-weight:800;color:#FFFFFF;text-decoration:none;margin-bottom:12px;}.footer-description{font-size:13px;line-height:1.7;color:#BBBBBB;margin:0 0 10px;word-wrap:break-word;overflow-wrap:break-word;}.footer-heading{font-size:15px;font-weight:700;color:#FFFFFF;margin:0 0 14px;padding-bottom:8px;border-bottom:2px solid var(--secondary);display:inline-block;}.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}.footer-nav li{margin:0;}.footer-nav a{color:#BBBBBB;text-decoration:none;font-size:13px;transition:color 0.2s ease;}.footer-nav a:hover{color:var(--secondary);}.footer-slot-anchor-inner{min-height:0;}.footer-mid-area{padding:24px 0;border-bottom:1px solid rgba(255,255,255,0.12);}.footer-mid-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:16px;}.footer-bottom{padding:18px 0;text-align:center;}.footer-copyright{font-size:13px;color:#AAAAAA;margin:0;}.copyright-year{font-weight:700;}@media (max-width:768px){:root{--header-offset:110px;}.header-top{height:60px !important;min-height:60px !important;}.header-container{width:100%;max-width:none;padding-left:12px;padding-right:12px;}.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;font-size:20px;}.logo img{display:block !important;max-width:100%;height:auto;max-height:56px;}.hamburger-menu{display:flex;position:relative;z-index:2;order:-1;}.desktop-nav-buttons{display:none !important;}.mobile-nav-buttons{display:flex !important;min-height:48px;align-items:center;justify-content:center;width:100%;max-width:100%;box-sizing:border-box;padding:6px 12px;overflow:hidden;gap:10px;flex-wrap:nowrap;background-color:#FFFFFF;border-top:1px solid var(--border);}.mobile-nav-buttons .btn{flex:1;min-width:0;max-width:calc(50% - 5px);box-sizing:border-box;padding:8px 12px;font-size:13px;white-space:normal;word-wrap:break-word;overflow-wrap:break-word;}.main-nav{display:none;position:fixed;top:0;left:0;width:80%;max-width:320px;height:100vh;min-height:100vh;flex-direction:column;justify-content:flex-start;align-items:stretch;background-color:#FFFFFF;transform:translateX(-100%);transition:transform 0.3s ease;z-index:1001;padding-top:80px;overflow-y:auto;border-top:none;box-shadow:3px 0 15px rgba(0,0,0,0.2);}.main-nav.active{display:block;transform:translateX(0);}.nav-container{width:100%;max-width:none;height:auto;flex-direction:column;align-items:stretch;justify-content:flex-start;padding:10px 15px;gap:2px;}.nav-link{display:block;width:100%;padding:12px 14px;font-size:15px;border-radius:6px;}.footer-top-grid{grid-template-columns:1fr;gap:22px;}.footer-mid-row{grid-template-columns:1fr 1fr;gap:14px;}.footer-container{padding:0 16px;}.page-content img{max-width:100% !important;height:auto !important;display:block;}.page-content{overflow-x:hidden;max-width:100%;}body{overflow-x:hidden;}}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}
/* 内容保护（系统追加，请勿删除） */
body {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
input, textarea, select, [contenteditable="true"] {
  -webkit-user-select: text;
  -moz-user-select: text;
  user-select: text;
}