:root{--header-offset:166px;--primary:#FF8C1A;--secondary:#FFA53A;--btn-bg:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);--card-bg:#17191F;--bg:#0D0E12;--text-main:#FFF3E6;--border:#A84F0C;--glow:#FFB04D;--deep-orange:#D96800}body{padding-top:var(--header-offset);margin:0;background:#0D0E12;overflow-x:hidden}body.no-scroll{overflow:hidden}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:#0D0E12;box-shadow:0 2px 20px rgba(255,140,26,.3);border-bottom:2px solid #A84F0C;color:#FFF3E6}.header-top{background:#17191F;width:100%}.header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:10px 30px;min-height:68px}.logo{display:inline-block;color:#FFA53A;font-size:32px;font-weight:900;text-decoration:none;letter-spacing:1px;text-transform:lowercase;text-shadow:0 0 15px rgba(255,176,77,.5)}.logo:hover{color:#FFB04D}.desktop-nav-buttons{display:flex;align-items:center;gap:12px}.btn{display:inline-block;padding:12px 24px;font-size:15px;font-weight:700;border-radius:4px;text-decoration:none;text-align:center;transition:transform .2s,box-shadow .2s;letter-spacing:.3px}.btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px rgba(255,140,26,.4)}.btn-register{background:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);color:#0D0E12;border:1px solid #FFB04D}.btn-login{background:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);color:#0D0E12;border:1px solid #FFB04D}.main-nav{background:#0D0E12;width:100%;display:flex;border-top:1px solid rgba(255,176,77,.2);min-height:52px}.nav-container{max-width:1200px;width:100%;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:6px 20px;gap:4px}.nav-link{display:inline-block;color:#FFF3E6;text-decoration:none;padding:10px 16px;font-size:15px;font-weight:500;border-radius:4px;transition:all .3s;position:relative}.nav-link::after{content:'';position:absolute;bottom:4px;left:16px;right:16px;height:2px;background:linear-gradient(90deg,#FFA53A,#D96800);transform:scaleX(0);transition:transform .3s;border-radius:2px}.nav-link:hover{color:#FFA53A;background:rgba(255,140,26,.1)}.nav-link:hover::after{transform:scaleX(1)}.hamburger-menu{display:none;background:transparent;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}.hamburger-menu span{display:block;width:24px;height:2px;background:#FFF3E6;transition:all .3s ease;border-radius:2px}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);z-index:999;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.mobile-nav-buttons{display:none;background:#0D0E12;justify-content:center;align-items:center;gap:10px;padding:8px 15px;border-top:1px solid rgba(255,176,77,.15);min-height:48px}.mobile-nav-buttons .btn{flex:1;max-width:180px;padding:10px 16px;font-size:14px}.site-footer{background:#0D0E12;color:#FFF3E6;border-top:2px solid #A84F0C;margin-top:60px}.footer-container{max-width:1200px;margin:0 auto;padding:40px 30px 30px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:35px}.footer-logo{display:inline-block;color:#FFA53A;font-size:28px;font-weight:900;text-decoration:none;text-shadow:0 0 12px rgba(255,176,77,.4)}.footer-desc{color:#FFF3E6;font-size:14px;line-height:1.6;opacity:.85;margin-top:12px;max-width:340px}.footer-col-title{color:#FFA53A;font-size:16px;font-weight:700;margin:0 0 15px;padding-bottom:8px;border-bottom:1px solid rgba(255,176,77,.3);position:relative}.footer-col-title::after{content:'';position:absolute;bottom:-1px;left:0;width:40px;height:2px;background:linear-gradient(90deg,#FFA53A,#D96800)}.footer-nav{display:flex;flex-direction:column;gap:10px}.footer-nav a{color:#FFF3E6;text-decoration:none;font-size:14px;transition:color .3s,padding-left .3s}.footer-nav a:hover{color:#FFA53A;padding-left:5px}.footer-contact{display:flex;flex-direction:column;gap:10px}.footer-contact-link{display:inline-block;color:#FFF3E6;text-decoration:none;font-size:14px;transition:color .3s}.footer-contact-link:hover{color:#FFA53A}.footer-bottom{background:#17191F;border-top:1px solid rgba(255,176,77,.1);padding:15px 0}.footer-bottom-container{max-width:1200px;margin:0 auto;padding:0 30px;display:flex;justify-content:center}.footer-copyright{color:#FFF3E6;font-size:14px;opacity:.8;text-align:center}@media(max-width:768px){:root{--header-offset:146px}body{padding-top:var(--header-offset);overflow-x:hidden}.header-container{width:100%;max-width:none;padding:8px 15px;min-height:60px}.header-top{min-height:60px}.logo{font-size:26px;margin:0 auto}.desktop-nav-buttons{display:none}.site-header{min-height:auto}.mobile-nav-buttons{display:flex}.main-nav{display:none;position:fixed;top:0;right:auto;left:0;width:85%;max-width:340px;height:100vh;background:#0D0E12;flex-direction:column;transform:translateX(-100%);transition:transform .4s ease;box-shadow:2px 0 25px rgba(0,0,0,.6);border-right:2px solid #A84F0C;z-index:1000;min-height:100vh;overflow-y:auto;border-top:none}.main-nav.active{display:flex;transform:translateX(0)}.nav-container{width:100%;max-width:none;flex-direction:column;align-items:stretch;padding:30px 15px 40px;gap:0}.nav-link{padding:14px 15px;font-size:16px;border-bottom:1px solid rgba(255,176,77,.1);border-radius:0}.nav-link::after{display:none}.nav-link:hover{background:rgba(255,140,26,.15);padding-left:22px}.hamburger-menu{display:flex;position:fixed;top:13px;left:15px;z-index:1001}.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)}.mobile-menu-overlay.active{display:block;opacity:1;visibility:visible}.footer-container{width:100%;max-width:none;padding:30px 15px 20px;grid-template-columns:1fr}.footer-brand,.footer-links-column,.footer-contact-col{margin-bottom:20px}.footer-col-title{margin-bottom:10px}.footer-nav{flex-direction:column}.footer-bottom-container{padding:0 15px}.page-content img{max-width:100%!important;height:auto!important;display:block}.page-content{overflow-x:hidden;max-width:100%}}@media(min-width:769px){.mobile-nav-buttons{display:none}.mobile-menu-overlay{display:none}.hamburger-menu{display:none}}
/* 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;
}