:root{--header-offset:122px;--primary:#017439;--primary-dark:#015e2e;--bg-light:#f0f7f3;--text-dark:#222;--text-light:#666;--accent-gold:#ffd700;--font-main:'Segoe UI',Roboto,Helvetica,Arial,sans-serif}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;box-shadow:0 4px 12px rgba(0,0,0,.25);background-color:var(--primary);font-family:var(--font-main);min-height:auto}.header-top{background-color:var(--primary-dark);width:100%}.header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 24px;min-height:68px}.logo{display:inline-block;color:#fff;font-size:32px;font-weight:900;text-decoration:none;letter-spacing:2px;text-transform:uppercase;line-height:1.2}.logo:hover{opacity:.9}.desktop-nav-buttons{display:flex;align-items:center;gap:10px}.btn{display:inline-block;padding:10px 24px;border-radius:6px;color:#fff;font-weight:700;font-size:15px;text-decoration:none;transition:all .2s ease;text-align:center;min-width:90px;border:none;cursor:pointer}.btn-login{background-color:#C30808;color:#fff}.btn-login:hover{background-color:#a50606;transform:translateY(-1px)}.btn-register{background-color:#C30808;color:#ffff00}.btn-register:hover{background-color:#a50606;transform:translateY(-1px)}.main-nav{background-color:#fff;width:100%;border-top:2px solid rgba(1,116,57,.15)}.nav-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;align-items:center;justify-content:center;padding:0 16px;position:relative}.nav-menu{display:flex;flex-direction:row;justify-content:center;align-items:center;gap:6px;flex-wrap:nowrap}.nav-menu a{display:inline-block;color:var(--text-dark);text-decoration:none;font-weight:600;font-size:14px;padding:10px 12px;border-bottom:3px solid transparent;transition:all .2s ease;outline:none}.nav-menu a:first-child{color:var(--primary);font-weight:800}.nav-menu a:hover{border-bottom-color:var(--primary);color:var(--primary)}.nav-menu a:focus-visible{border-bottom-color:var(--primary)}.hamburger-menu{display:none}.mobile-menu-overlay{display:none}.mobile-nav-buttons{display:none}.site-footer{background-color:#01401f;color:rgba(255,255,255,.9);font-family:var(--font-main);padding:0;margin-top:auto}.footer-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:space-between;gap:40px;padding:50px 24px 30px}.footer-column{flex:1}.footer-logo{font-size:28px;font-weight:900;color:#fff;margin-bottom:15px;text-transform:uppercase;letter-spacing:2px}.footer-column p{font-size:14px;line-height:1.8;max-width:500px;color:rgba(255,255,255,.8)}.footer-title{font-size:18px;font-weight:700;color:#fff;margin-bottom:20px;position:relative;padding-bottom:8px}.footer-title:after{content:'';position:absolute;left:0;bottom:0;width:40px;height:3px;background-color:var(--accent-gold)}.footer-nav{display:flex;flex-direction:column;gap:10px}.footer-nav a{color:rgba(255,255,255,.85);text-decoration:none;font-size:14px;transition:color .2s}.footer-nav a:hover{color:var(--accent-gold)}.footer-contact p{font-size:14px;line-height:2}.footer-bottom{background-color:#012e17;padding:20px 0;border-top:1px solid rgba(255,255,255,.1)}.footer-copyright{font-size:13px;color:rgba(255,255,255,.7);text-align:center;margin-bottom:8px}.site-footer button{display:none}body{padding-top:var(--header-offset);margin:0}.page-content img{max-width:100%;height:auto}@media (max-width:768px){:root{--header-offset:110px}.header-top{background-color:var(--primary-dark)}.header-container{width:100%;max-width:none;padding:0 12px;min-height:60px}.logo{font-size:24px}.desktop-nav-buttons{display:none}.main-nav{display:none;transform:translateX(-100%);transition:transform .3s ease;position:fixed;top:0;left:0;width:280px;height:100vh;background-color:#fff;z-index:1001;overflow-y:auto;border-top:none}.main-nav.active{display:flex;flex-direction:column;transform:translateX(0);transition-property:transform;transition-duration:.3s;transition-timing-function:ease;border-right:1px solid rgba(0,0,0,.08)}.nav-container{width:100%;max-width:none;padding:0;flex-direction:column;align-items:stretch;justify-content:flex-start;background-color:#fff}.hamburger-menu{display:block;position:fixed;top:20px;left:16px;background:transparent;border:none;cursor:pointer;padding:8px;z-index:1001;min-height:44px;line-height:1}.hamburger-menu span{display:block;width:27px;height:3px;background-color:#284b3c;margin-bottom:6px;transition:all .3s ease;border-radius:3px}.hamburger-menu.active span:nth-child(1){transform:translateY(9px) rotate(45deg);background-color:#C30808}.hamburger-menu.active span:nth-child(2){opacity:0}.hamburger-menu.active span:nth-child(3){transform:translateY(-9px) rotate(-45deg);background-color:#C30808}.nav-menu{display:flex;flex-direction:column;padding-top:80px;padding-left:0;padding-right:0}.nav-menu a{padding:15px 24px;border-bottom:1px solid rgba(0,0,0,.06);color:var(--text-dark);font-size:15px;width:100%}.nav-menu a:hover{background-color:var(--bg-light);color:var(--primary);border-left:4px solid var(--primary)}.nav-menu a:first-child{color:var(--primary);font-size:16px;font-weight:800}.mobile-menu-overlay.active{display:block;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.4);z-index:1000;cursor:pointer}.mobile-nav-buttons{display:flex;flex-wrap:wrap;gap:8px;padding:8px 12px;background-color:var(--primary);justify-content:space-between;border-top:1px solid rgba(255,255,255,.15);position:relative;z-index:1000}.mobile-nav-buttons .btn{padding:8px 18px;font-size:14px}.footer-container{flex-direction:column;gap:30px;padding:40px 20px 20px}.footer-column p{font-size:13px}.site-footer{text-align:left}.site-footer .footer-container:nth-child(3){flex-direction:column}.footer-copyright{text-align:center}.page-content img{max-width:100%!important;height:auto!important;display:block}.page-content{overflow-x:hidden;max-width:100%}body{overflow-x:hidden}.mobile-menu-overlay:not(.active){display:none}.footer-nav a{display:block;padding:4px 0}.footer-contact p{font-size:13px}.footer-logo{font-size:24px}}
.site-header .mobile-nav-buttons{display:none}@media (max-width:768px){.site-header .mobile-nav-buttons{display:flex}}
/* 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;
}