:root {
  --header-offset: 122px;
  --color-bg: #0A0A0A;
  --color-card-bg: #111111;
  --color-border: #3A2A12;
  --color-text: #FFF6D6;
  --color-glow: #FFD36B;
  --color-green: #FFD86A;
  --color-dark-green: #DDA11D;
  --color-primary: #F2C14E;
  --color-secondary: #FFD36B;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
body {
  background: var(--color-bg);
  padding-top: var(--header-offset);
  overflow-x: hidden;
}
a {
  text-decoration: none;
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--color-bg);
  display: block;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  border: none;
}
.site-header .header-top {
  background: #1A1A1A;
  border-bottom: 1px solid var(--color-border);
}
.site-header .header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  min-height: 68px;
}
.site-header .header-top-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.site-header .logo {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: 2px;
  white-space: nowrap;
}
.site-header .logo:hover {
  color: var(--color-secondary);
}
.desktop-nav-buttons {
  display: flex;
  gap: 10px;
  align-items: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  color: #111;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 15px rgba(255, 211, 107, 0.3);
}
.btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  border-radius: 50px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}
.btn-secondary {
  background: var(--color-bg);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: 50px;
}
.mobile-nav-buttons {
  display: none;
}
.main-nav {
  background: var(--color-card-bg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 0 10px;
  flex-wrap: wrap;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 12px;
  min-height: 40px;
  color: #FFF6D6;
  font-size: 0.95rem;
  font-weight: 600;
  border-bottom: 2px solid transparent;
}
.nav-link:hover {
  color: var(--color-secondary);
  border-bottom-color: var(--color-secondary);
}
.nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.hamburger-menu {
  display: none;
  cursor: pointer;
  border: none;
  background: none;
  z-index: 1002;
}
.hamburger-menu span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background-color: var(--color-primary);
  transition: transform 0.3s ease;
}
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 998;
}
.main-nav.active {
  transform: translateX(0);
}
.mobile-menu-overlay.active {
  display: block;
}
.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);
}
body.no-scroll {
  overflow: hidden;
}
@media (max-width: 768px) {
  :root {
    --header-offset: 110px;
  }
  .site-header {
    z-index: 1001;
  }
  .site-header .header-container {
    width: 100%;
    max-width: none;
    padding: 0 15px;
    min-height: 60px;
  }
  .desktop-nav-buttons {
    display: none;
  }
  .hamburger-menu {
    display: block;
    position: relative;
    z-index: 1002;
  }
  .site-header .header-top-left {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    position: relative;
  }
  .site-header .header-left {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
  }
  .logo {
    font-size: 1.4rem;
  }
  .mobile-nav-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 8px 10px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
  }
  .mobile-nav-buttons .btn {
    flex: 1;
    max-width: 180px;
    padding: 8px 12px;
    font-size: 0.8rem;
  }
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    overflow-y: auto;
    background: var(--color-card-bg);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    transform: translateX(-100%);
    display: block;
    z-index: 1001;
    transition: transform 0.3s ease;
    border-right: 2px solid var(--color-border);
  }
  .main-nav.active {
    display: block;
    transform: translateX(0);
  }
  .main-nav.active {
    display: block;
    transform: translateX(0);
  }
  .nav-container {
    width: 100%;
    max-width: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 0;
  }
  .nav-link {
    display: block;
    width: 100%;
    padding: 16px 25px;
    color: var(--color-text);
    border-bottom: 1px solid #1a1a1a;
  }
  .nav-link:hover,
  .nav-link.active {
    background: rgba(255, 211, 107, 0.15);
    border-left: 1px solid var(--color-primary);
  }
  .site-footer .footer-container {
    width: 100%;
    max-width: none;
    grid-template-columns: 1fr !important;
  }
  .site-header .header-container {
    padding: 0 15px;
  }
  .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(--color-card-bg);
  border-top: 1px solid var(--color-border);
  padding: 30px 20px 0;
  width: 100%;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 20px;
  padding: 0 0 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.footer-column {
  padding: 10px 0;
}
.footer-logo {
  margin-bottom: 10px;
}
.footer-logo .logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}
.footer-desc {
  color: #FFF6D6;
  font-size: 0.9rem;
  line-height: 1.6;
  opacity: 0.8;
}
.footer-title {
  color: var(--color-primary);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-nav a {
  color: #FFF6D6;
  text-decoration: none;
  font-size: 0.95rem;
  opacity: 0.85;
}
.footer-nav a:hover {
  color: var(--color-primary);
  opacity: 1;
  text-decoration: none;
}
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 0;
  text-align: center;
  font-size: 0.85rem;
  color: #FFF6D6;
  opacity: 0.7;
}
.footer-bottom p {
  color: var(--color-text);
}
@media (max-width: 768px) {
  .site-footer .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }
  .footer-container {
    width: 100%;
    max-width: 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;
}