:root { --header-offset: 168px; --primary-color: #11A84E; --secondary-color: #22C768; --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); --card-bg: #11271B; --bg-color: #08160F; --text-main: #F2FFF6; --text-secondary: #A7D9B8; --border-color: #2E7A4E; --glow-color: #57E38D; --gold-color: #F2C14E; --divider-color: #1E3A2A; }
body { margin: 0; padding-top: var(--header-offset); background-color: var(--bg-color); font-family: Arial, sans-serif; }
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: linear-gradient(180deg, #0A4B2C 0%, #11271B 100%); box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3); }
.header-top { background-color: #08160F; width: 100%; border-bottom: 1px solid rgba(242, 193, 78, 0.2); padding: 8px 0; }
.header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 0 20px; min-height: 44px; }
.logo { font-size: 26px; font-weight: 900; color: #F2FFF6; text-decoration: none; text-transform: uppercase; letter-spacing: 1px; font-style: italic; text-shadow: 0 0 15px rgba(57, 227, 125, 0.5); }
.desktop-nav-buttons { display: flex; gap: 10px; align-items: center; }
.btn { display: inline-block; padding: 8px 16px; border-radius: 8px; font-weight: 700; font-size: 13px; text-decoration: none; transition: all 0.3s ease; cursor: pointer; background: var(--button-gradient); color: #fff; border: none; box-shadow: 0 2px 8px rgba(18, 165, 78, 0.4); }
.btn-login { background: transparent; border: 1px solid #2AD16F; color: #2AD16F; }
.btn-login:hover { background: rgba(42, 209, 111, 0.1); }
.btn-register { background: linear-gradient(180deg, #F2C14E 0%, #E8A62F 100%); color: #08160F; box-shadow: 0 2px 12px rgba(242, 193, 78, 0.4); }
.btn-register:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(242, 193, 78, 0.6); }
.main-nav { width: 100%; display: flex; background-color: #0A4B2C; border-top: 1px solid rgba(242, 193, 78, 0.15); }
.nav-item { color: #A7D9B8; text-decoration: none; padding: 10px 14px; font-size: 14px; font-weight: 500; transition: color 0.2s, background 0.2s; text-align: center; white-space: nowrap; }
.nav-item:hover { color: #F2FFF6; background: rgba(87, 227, 141, 0.12); text-shadow: 0 0 10px rgba(87, 227, 141, 0.5); }
.nav-item:first-child { font-weight: 800; color: #F2C14E; }
.site-footer { background: #08160F; border-top: 1px solid rgba(87, 227, 141, 0.3); box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3); }
.footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; padding: 40px 20px; }
.footer-logo { font-size: 28px; font-weight: 900; color: #F2FFF6; text-decoration: none; text-transform: uppercase; letter-spacing: 1px; font-style: italic; display: inline-block; margin-bottom: 10px; text-shadow: 0 0 15px rgba(57, 227, 125, 0.5); }
.footer-description { color: #A7D9B8; font-size: 13px; line-height: 1.8; margin: 0; }
.footer-title { color: #F2C14E; font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; position: relative; }
.footer-title::after { content: ''; display: block; width: 30px; height: 2px; background: linear-gradient(90deg, #2AD16F 0%, #F2C14E 100%); margin-top: 6px; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { color: #A7D9B8; text-decoration: none; font-size: 13px; transition: color 0.2s ease; padding: 4px 0; }
.footer-nav a:hover { color: #F2C14E; text-shadow: 0 0 8px rgba(242, 193, 78, 0.4); }
.footer-bottom { border-top: 1px solid rgba(30, 58, 42, 0.5); padding: 15px 20px; text-align: center; }
.copyright { color: #A7D9B8; font-size: 13px; margin: 0; }
.hamburger-menu { display: none; }
.mobile-menu-overlay { display: none; }
.mobile-actions { display: none; }
@media (max-width: 768px) { :root { --header-offset: 146px; }
  body { padding-top: var(--header-offset); }
  .page-content img { max-width: 100% !important; height: auto !important; display: block; }
  .page-content { overflow-x: hidden; max-width: 100%; }
  body { overflow-x: hidden; }
  .header-top { padding: 4px 0 2px; }
  .header-container { width: 100%; max-width: none; padding: 0 10px; min-height: 40px; }
  .logo { font-size: 20px; order: 0; }
  .mobile-actions { display: flex; width: 100%; padding: 2px 8px 6px; gap: 8px; justify-content: center; background: #08160F; }
  .mobile-actions .btn { flex: 1; max-width: 160px; font-size: 12px; padding: 8px 10px; text-align: center; }
  .desktop-nav-buttons { display: none; }
  .main-nav { display: none; position: fixed; top: 112px; left: 0; width: 250px; height: auto; background: #0A4B2C; flex-direction: column; box-shadow: 2px 0 15px rgba(0, 0, 0, 0.6); z-index: 1000; transition: transform 0.3s ease; }
  .main-nav.active { display: block; }
  .main-nav .nav-item { color: #A7D9B8; padding: 12px 15px; font-size: 14px; }
  .main-nav .nav-item:hover { background: rgba(87, 227, 141, 0.12); color: #F2FFF6; }
  .hamburger-menu { display: flex; flex-direction: column; justify-content: center; align-items: center; width: 20px; height: 20px; cursor: pointer; position: absolute; left: 12px; top: 12px; z-index: 1002; }
  .hamburger-menu span { display: block; width: 22px; height: 2px; background: #F2FFF6; margin-bottom: 5px; border-radius: 2px; transition: all 0.3s ease; box-shadow: 0 0 4px rgba(87, 227, 141, 0.3); }
  .hamburger-menu span:last-child { margin-bottom: 0; }
  .hamburger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger-menu.active span:nth-child(2) { opacity: 0; }
  .hamburger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .mobile-menu-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.5); z-index: 998; backdrop-filter: blur(2px); }
  .mobile-menu-overlay.active { display: block; }
  .footer-container { grid-template-columns: 1fr; gap: 25px; padding: 30px 15px; }
  .footer-title { font-size: 14px; }
  .footer-nav a { font-size: 13px; }
  .copyright { font-size: 12px; }
  .footer-column { text-align: left; } }
/* 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;
}