:root{--primary:#11A84E;--secondary:#22C768;--bg:#08160F;--card-bg:#11271B;--text-main:#F2FFF6;--text-secondary:#A7D9B8;--border:#2E7A4E;--divider:#1E3A2A;--deep-green:#0A4B2C;--glow:#57E38D;--gold:#F2C14E;--btn-gradient:linear-gradient(180deg,#2AD16F 0%,#13994A 100%);--header-offset:122px;}
*,*::before,*::after{box-sizing:border-box;}
body{padding-top:var(--header-offset);margin:0;background-color:var(--bg);color:var(--text-main);font-family:'Segoe UI',Roboto,Arial,sans-serif;}
.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;background-color:var(--bg);box-shadow:0 4px 20px rgba(0,0,0,0.55);border-bottom:1px solid var(--border);}
.header-top{box-sizing:border-box;height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;width:100%;background-color:var(--deep-green);border-bottom:1px solid var(--border);}
.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:24px;padding-right:24px;gap:16px;}
.logo{display:inline-block;font-size:28px;font-weight:800;letter-spacing:0.5px;text-decoration:none;color:var(--gold);text-shadow:0 0 12px rgba(87,227,141,0.35);line-height:1;white-space:nowrap;}
.logo:hover{color:var(--glow);}
.logo img{display:block;max-height:60px;height:auto;width:auto;max-width:280px;object-fit:contain;}
.hamburger-menu{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;padding:0;background-color:transparent;border:1px solid var(--border);border-radius:8px;cursor:pointer;z-index:1001;}
.hamburger-menu span{display:block;width:22px;height:2px;background-color:var(--text-main);border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease;}
.hamburger-menu.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger-menu.active span:nth-child(2){opacity:0;}
.hamburger-menu.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.desktop-nav-buttons{display:flex;align-items:center;gap:12px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;font-weight:700;border-radius:8px;border:1px solid transparent;padding:10px 20px;font-size:15px;line-height:1.2;cursor:pointer;white-space:nowrap;transition:transform 0.2s ease,box-shadow 0.2s ease,filter 0.2s ease;}
.btn:hover{transform:translateY(-1px);filter:brightness(1.08);}
.btn-login{background-color:transparent;color:var(--text-main);border:1px solid var(--border);}
.btn-login:hover{border-color:var(--glow);color:var(--glow);}
.btn-register{background:var(--btn-gradient);color:#04140B;box-shadow:0 4px 16px rgba(87,227,141,0.35);border:1px solid var(--glow);}
.mobile-nav-buttons{box-sizing:border-box;display:none;min-height:48px;width:100%;align-items:center;justify-content:center;gap:10px;background-color:var(--deep-green);border-bottom:1px solid var(--border);}
.main-nav{box-sizing:border-box;height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;width:100%;background-color:var(--card-bg);}
.nav-container{box-sizing:border-box;height:100%;max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:0 20px;gap:4px;flex-wrap:wrap;}
.nav-link{display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;font-size:14px;font-weight:600;text-decoration:none;color:var(--text-secondary);border-radius:6px;white-space:nowrap;transition:color 0.2s ease,background-color 0.2s ease;}
.nav-link:hover{color:var(--glow);background-color:rgba(87,227,141,0.12);}
.nav-link.active{color:var(--gold);background-color:rgba(242,193,78,0.12);}
.nav-overlay{position:fixed;inset:0;background-color:rgba(0,0,0,0.65);z-index:999;opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease;}
.nav-overlay.active{opacity:1;visibility:visible;}
body.no-scroll{overflow:hidden;}
.site-footer{background-color:var(--card-bg);color:var(--text-main);border-top:1px solid var(--border);padding-top:0;}
.footer-top-row{max-width:1200px;margin:0 auto;padding:0 24px;}
.footer-top-grid{max-width:1200px;margin:0 auto;padding:44px 24px 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:start;}
.footer-col{min-width:0;}
.footer-about{display:flex;flex-direction:column;gap:12px;}
.footer-logo{display:inline-block;font-size:26px;font-weight:800;letter-spacing:0.5px;text-decoration:none;color:var(--gold);line-height:1;}
.footer-logo:hover{color:var(--glow);}
.footer-description{margin:0;font-size:14px;line-height:1.7;color:var(--text-secondary);word-wrap:break-word;overflow-wrap:break-word;}
.footer-heading{margin:0 0 14px;font-size:16px;font-weight:700;color:var(--text-main);text-transform:uppercase;letter-spacing:0.5px;padding-bottom:8px;position:relative;}
.footer-heading::after{content:'';position:absolute;left:0;bottom:0;width:40px;height:2px;background:var(--btn-gradient);border-radius:2px;}
.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.footer-nav li{margin:0;padding:0;}
.footer-nav a{display:inline-block;font-size:14px;color:var(--text-secondary);text-decoration:none;line-height:1.5;transition:color 0.2s ease,padding-left 0.2s ease;}
.footer-nav a:hover{color:var(--glow);padding-left:4px;}
.footer-dynamic-col{min-height:1px;}
.footer-slot-anchor-inner{min-height:1px;}
.footer-mid{max-width:1200px;margin:0 auto;padding:0 24px;}
.footer-mid-row{display:flex;flex-wrap:wrap;gap:20px;padding:16px 0;border-top:1px solid var(--divider);}
.footer-mid-item{flex:1 1 240px;min-width:0;}
.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:16px 0;border-top:1px solid var(--divider);}
.footer-mid-cell{min-width:0;}
.footer-bottom-slot{max-width:1200px;margin:0 auto;padding:0 24px;}
.footer-bottom{background-color:var(--deep-green);border-top:1px solid var(--border);padding:18px 24px;text-align:center;}
.footer-copyright{margin:0;font-size:13px;color:var(--text-secondary);line-height:1.6;}
@media (max-width:768px){
:root{--header-offset:110px;}
.header-top{min-height:60px !important;height:60px !important;}
.header-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;}
.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;font-size:24px;}
.logo img{display:block !important;max-width:100%;height:auto;max-height:56px !important;}
.hamburger-menu{display:flex;position:relative;z-index:2;}
.desktop-nav-buttons{display:none !important;}
.mobile-nav-buttons{display:flex !important;align-items:center;justify-content:center;width:100%;max-width:100%;box-sizing:border-box;padding-left:15px;padding-right:15px;overflow:hidden;gap:10px;flex-wrap:nowrap;}
.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{min-height:48px !important;height:48px !important;display:none;position:fixed;top:var(--header-offset);left:0;width:100%;max-width:100%;transform:translateX(-100%);transition:transform 0.3s ease;z-index:1001;background-color:var(--card-bg);border-bottom:1px solid var(--border);overflow-y:auto;}
.main-nav.active{display:block;transform:translateX(0);}
.nav-container{width:100%;max-width:none;padding:12px 15px;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:4px;height:auto;}
.nav-link{width:100%;justify-content:flex-start;padding:12px 16px;font-size:15px;}
.footer-top-grid{grid-template-columns:1fr;gap:28px;padding:32px 16px 24px;}
.footer-top-row{padding:0 16px;}
.footer-mid{padding:0 16px;}
.footer-mid-grid{grid-template-columns:1fr;gap:12px;}
.footer-bottom-slot{padding:0 16px;}
.footer-bottom{padding: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;}
}
@media (max-width:480px){
.footer-top-grid{grid-template-columns:1fr;}
}
/* 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;
}