:root{--header-offset:122px;--primary:#C91F17;--primary-dark:#B71C1C;--secondary:#E53935;--card-bg:#D32F2F;--text-main:#FFF5E1;--border-gold:#F2B544;--glow:#FFCC66;--gold:#F4D34D;--deep-red:#7A0E0E;--btn-gradient:linear-gradient(180deg,#FFD86A 0%,#E6B800 100%);--shadow:0 4px 20px rgba(0,0,0,0.3)}*{margin:0;padding:0;box-sizing:border-box}body{padding-top:var(--header-offset);background-color:#1a0000;font-family:'Segoe UI',Tahoma,Arial,sans-serif;overflow-x:hidden}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:var(--primary-dark);box-shadow:0 2px 15px rgba(0,0,0,0.4);min-height:auto}.header-top{background:linear-gradient(180deg,#B71C1C 0%,#8B0000 100%);width:100%;border-bottom:2px solid var(--border-gold)}.header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:12px 30px;gap:20px}.logo{color:var(--text-main);font-size:32px;font-weight:900;text-decoration:none;letter-spacing:2px;text-transform:lowercase;line-height:1.2;padding:5px 0;display:inline-block;text-shadow:0 2px 4px rgba(0,0,0,0.5),0 0 20px rgba(244,211,77,0.3);font-family:'Georgia',serif}.logo:hover{color:var(--gold)}.desktop-nav-buttons{display:flex;align-items:center;gap:12px}.btn{display:inline-block;padding:10px 26px;border-radius:30px;font-weight:700;font-size:14px;text-decoration:none;text-align:center;border:2px solid rgba(255,255,255,0.2);transition:all 0.3s ease;cursor:pointer;box-shadow:0 2px 10px rgba(0,0,0,0.2);line-height:1.4;color:#1a1a1a}.btn-register{background:var(--btn-gradient);border:none;color:#5D2E00;font-weight:800;border-radius:30px;box-shadow:0 3px 15px rgba(244,211,77,0.4)}.btn-register:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(244,211,77,0.6);color:#3D1F00}.btn-login{background:linear-gradient(180deg,#FF6B6B 0%,#E53935 100%);border:none;color:#fff;font-weight:700}.btn-login:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(229,57,53,0.5)}.main-nav{background:var(--deep-red);width:100%;display:flex;min-height:52px;border-top:1px solid rgba(244,211,77,0.3);border-bottom:1px solid rgba(244,211,77,0.2)}.nav-container{max-width:1200px;margin:0 auto;display:flex;width:100%;padding:0 20px;gap:5px;justify-content:center;align-items:center}.nav-link{display:block;color:var(--text-main);font-size:14px;font-weight:600;text-decoration:none;padding:10px 14px;transition:all 0.3s ease;border-radius:8px 8px 0 0;border-bottom:3px solid transparent;white-space:nowrap;text-align:center}.nav-link:hover{color:var(--gold);background-color:rgba(244,211,77,0.15);border-bottom-color:var(--gold)}.mobile-nav-buttons{display:none}.hamburger-menu{display:none}.mobile-menu-overlay{display:none}@media (max-width:768px){:root{--header-offset:110px}.header-top{background:var(--primary-dark)}.header-container{width:100%;max-width:none;padding:10px 15px;display:flex;justify-content:center;align-items:center;position:relative;min-height:60px}.logo{font-size:26px}.logo,.logo-link{display:block !important;text-align:center}.desktop-nav-buttons{display:none}.hamburger-menu{display:flex;position:absolute;top:50%;left:15px;transform:translateY(-50%);flex-direction:column;justify-content:center;align-items:center;width:44px;height:44px;background:transparent;border:none;cursor:pointer;z-index:1001;gap:6px;padding:8px}.hamburger-line{display:block;width:28px;height:3px;background:var(--text-main);border-radius:3px;transition:all 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(-9px) rotate(-45deg)}.mobile-nav-buttons{display:flex;position:absolute;top:68px;left:0;right:0;justify-content:center;align-items:center;gap:10px;padding:8px 15px;background:var(--primary-dark);border-top:1px solid rgba(244,211,77,0.2);border-bottom:1px solid rgba(244,211,77,0.3);z-index:1000;width:100%;overflow-x:auto}.mobile-nav-buttons .btn{flex-shrink:0;padding:8px 20px;font-size:13px;min-width:110px}.main-nav{display:none;position:fixed;top:0;left:0;width:300px;height:100vh;max-width:85%;flex-direction:column;justify-content:flex-start;align-items:stretch;background:var(--deep-red);box-shadow:0 0 30px rgba(0,0,0,0.5);transform:translateX(-100%);transition:transform 0.3s ease-in-out;z-index:1002;padding-top:20px;overflow-y:auto}.main-nav.active{display:block;transform:translateX(0)}.nav-container{flex-direction:column;width:100%;max-width:none;padding:0;gap:0;justify-content:flex-start}.nav-link{padding:15px 24px;border-bottom:1px solid rgba(244,211,77,0.3);text-align:left;width:100%;border-radius:0;font-size:15px}.nav-link:hover,.nav-link.active{background-color:var(--primary-dark);border-bottom-color:rgba(244,211,77,0.3);padding-left:30px;color:var(--gold)}.mobile-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);z-index:1001;backdrop-filter:blur(2px)}.mobile-menu-overlay.active{display:block}.no-scroll{overflow:hidden;height:100vh}.page-content img{max-width:100% !important;height:auto !important;display:block}.page-content{overflow-x:hidden;max-width:100%}body{overflow-x:hidden}}.site-footer{background:var(--primary-dark);border-top:3px solid var(--border-gold);color:var(--text-main);margin-top:50px}.footer-container{max-width:1200px;margin:0 auto;padding:40px 30px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px}.footer-column{flex:1;min-width:250px;display:flex;flex-direction:column;gap:15px}.footer-column:first-child{flex:1.5}.footer-logo{color:var(--gold);font-size:28px;font-weight:900;text-decoration:none;text-transform:lowercase;display:inline-block;font-family:'Georgia',serif;letter-spacing:2px}.footer-description{color:var(--text-main);font-size:14px;line-height:1.7;opacity:0.9}.footer-heading{color:var(--gold);font-size:18px;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;border-bottom:2px solid rgba(244,211,77,0.4);padding-bottom:10px}.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}.footer-link{color:var(--text-main);text-decoration:none;font-size:14px;line-height:1.6;opacity:0.9;transition:all 0.3s ease;padding:4px 0}.footer-link:hover{color:var(--gold);opacity:1;padding-left:8px}.footer-contact-item{color:var(--text-main);font-size:14px;line-height:1.8;opacity:0.9;list-style-type:none}.footer-bottom{background:rgba(0,0,0,0.3);padding:15px 20px;text-align:center;border-top:1px solid rgba(244,211,77,0.2)}.footer-copyright{color:var(--text-main);font-size:13px;opacity:0.8;letter-spacing:0.5px}@media (max-width:768px){.footer-container{flex-direction:column;padding:30px 20px;gap:25px;width:100%;max-width:none}.footer-column{min-width:100%;gap:10px}.footer-logo{font-size:24px}.footer-heading{font-size:16px;margin-bottom:8px;padding-bottom:8px}.footer-links{gap:6px}.footer-link{font-size:13px;padding:2px 0}.footer-contact-item{font-size:13px;padding:2px 0}.footer-bottom{padding:12px 15px;text-align:center}.footer-copyright{font-size:12px}}
/* 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;
}