:root{--header-offset:122px;--color-primary:#C61F1F;--color-secondary:#E53030;--color-bg:#140C0C;--color-card:#2A1212;--color-text:#FFF1E8;--color-border:#6A1E1E;--color-gold:#F3C54D;--color-deep-red:#7E0D0D;--color-btn-gradient:linear-gradient(180deg,#FFB04A 0%,#D86A14 100%)}*{box-sizing:border-box}body{margin:0;padding-top:var(--header-offset);background-color:var(--color-bg);color:var(--color-text);font-family:Arial,Helvetica,sans-serif}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 20px rgba(0,0,0,0.65);background-color:var(--color-bg)}.header-top{box-sizing:border-box;min-height:68px;height:68px;display:flex;align-items:center;overflow:hidden;background-color:var(--color-deep-red);width:100%;border-bottom:1px solid var(--color-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}.logo{display:inline-block;font-size:28px;font-weight:800;letter-spacing:1px;color:var(--color-gold);text-decoration:none;line-height:1;text-transform:lowercase}.logo:hover{color:#ffd97a}.desktop-nav-buttons{display:flex;gap:12px;align-items:center}.mobile-nav-buttons{box-sizing:border-box;display:none;min-height:48px}.btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;text-decoration:none;font-weight:700;border-radius:8px;cursor:pointer;transition:transform 0.2s ease,box-shadow 0.2s ease;border:1px solid transparent;line-height:1.2}.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,0.45)}.btn-login{background-color:transparent;color:var(--color-gold);border:1px solid var(--color-gold);padding:10px 20px;font-size:14px}.btn-login:hover{background-color:rgba(243,197,77,0.12)}.btn-register{background:var(--color-btn-gradient);color:#2A1212;padding:10px 22px;font-size:14px;box-shadow:0 4px 12px rgba(216,106,20,0.35)}.hamburger-menu{display:none;flex-direction:column;justify-content:space-between;width:30px;height:22px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001}.hamburger-line{display:block;width:100%;height:3px;background-color:var(--color-gold);border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease}.hamburger-menu.active .hamburger-line:nth-child(1){transform:translateY(9px) rotate(45deg)}.hamburger-menu.active .hamburger-line:nth-child(2){opacity:0}.hamburger-menu.active .hamburger-line:nth-child(3){transform:translateY(-10px) rotate(-45deg)}.main-nav{box-sizing:border-box;min-height:52px;height:52px;display:flex;align-items:center;overflow:hidden;background-color:var(--color-card);width:100%;border-bottom:1px solid var(--color-border)}.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:nowrap;overflow:hidden}.nav-link{display:inline-block;color:var(--color-text);text-decoration:none;font-size:14px;font-weight:600;padding:8px 10px;border-radius:6px;white-space:nowrap;transition:color 0.2s ease,background-color 0.2s ease}.nav-link:hover,.nav-link.active{color:var(--color-gold);background-color:rgba(198,31,31,0.25)}.nav-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.6);z-index:999;opacity:0;transition:opacity 0.3s ease}.nav-overlay.active{display:block;opacity:1}.site-footer{background-color:var(--color-bg);color:var(--color-text);border-top:3px solid var(--color-primary);margin-top:40px}.footer-container{max-width:1200px;margin:0 auto;padding:0 24px;box-sizing:border-box}.footer-top{padding:40px 0 24px}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-col{min-width:0}.footer-logo{display:inline-block;font-size:26px;font-weight:800;color:var(--color-gold);text-decoration:none;margin-bottom:14px;text-transform:lowercase}.footer-logo:hover{color:#ffd97a}.footer-description{font-size:14px;line-height:1.7;color:var(--color-text);opacity:0.85;margin:0 0 16px;word-wrap:break-word;overflow-wrap:break-word}.footer-heading{font-size:16px;font-weight:700;color:var(--color-gold);margin:0 0 14px;padding-bottom:8px;border-bottom:1px solid var(--color-border)}.footer-nav{list-style:none;margin:0;padding:0}.footer-nav li{margin-bottom:9px}.footer-nav a{color:var(--color-text);text-decoration:none;font-size:14px;opacity:0.85;transition:color 0.2s ease,opacity 0.2s ease}.footer-nav a:hover{color:var(--color-gold);opacity:1}.footer-dynamic-col{min-height:1px}.footer-slot-anchor-inner{min-height:1px;width:100%}.footer-mid{padding:10px 0 24px;border-top:1px solid var(--color-border)}.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:16px}.footer-bottom{background-color:var(--color-card);border-top:1px solid var(--color-border);padding:18px 0}.footer-bottom .copyright{text-align:center;font-size:13px;color:var(--color-text);opacity:0.8;margin:0}.footer-bottom a{display:none}@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;position:relative;height:100%;box-sizing:border-box}.logo{position:absolute !important;left:50% !important;transform:translateX(-50%) !important;display:flex !important;align-items:center !important;justify-content:center !important;max-width:calc(100% - 100px);font-size:24px}.hamburger-menu{display:flex;position:relative;z-index:1001;order:-1}.desktop-nav-buttons{display:none !important}.mobile-nav-buttons{display:flex !important;min-height:48px;align-items: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%;flex-direction:column;justify-content:flex-start;align-items:stretch;transform:translateX(-100%);transition:transform 0.3s ease;z-index:998;overflow-y:auto;overflow-x:hidden;padding:10px 0;border-bottom:2px solid var(--color-primary);box-sizing:border-box}.main-nav.active{display:block;transform:translateX(0)}.nav-container{width:100%;max-width:none;height:auto;padding:0 15px;flex-direction:column;justify-content:flex-start;align-items:stretch;gap:0;overflow:visible}.nav-link{display:block;width:100%;font-size:15px;padding:12px 14px;border-bottom:1px solid var(--color-border);border-radius:0;box-sizing:border-box}.nav-overlay{display:none}.nav-overlay.active{display:block}.footer-top-grid{grid-template-columns:1fr;gap:24px}.footer-mid-grid{grid-template-columns:1fr 1fr;gap:12px}.footer-container{padding:0 15px}.footer-top{padding:28px 0 16px}.footer-mid{padding:10px 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;
}