html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Arial', sans-serif; background-color: #0A0A0A; color: #FFF6D6; padding-top: var(--header-offset); overflow-x: hidden; }
:root { --header-offset: 122px; --primary-color: #F2C14E; --accent-color: #FFD36B; --card-bg: #111111; --text-main: #FFF6D6; --border-color: #3A2A12; --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%); }

/* Site Header */
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5); background-color: #0A0A0A; }

.header-top { box-sizing: border-box; min-height: 68px; height: 68px; display: flex; align-items: center; overflow: hidden; background-color: #0A0A0A; width: 100%; }
.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: 0 20px; }

.logo { color: #F2C14E; font-size: 28px; font-weight: bold; text-decoration: none; display: block; white-space: nowrap; }
.logo img { display: block; max-height: 60px; height: auto; width: auto; max-width: 280px; object-fit: contain; }

.desktop-nav-buttons { display: flex; gap: 12px; align-items: center; }
.mobile-nav-buttons { box-sizing: border-box; display: none; min-height: 48px; background-color: #111111; width: 100%; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 20px; border-radius: 25px; font-size: 15px; font-weight: bold; text-decoration: none; color: #111111; background: var(--button-gradient); transition: transform 0.2s ease, box-shadow 0.2s ease; border: none; cursor: pointer; white-space: nowrap; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(255, 211, 107, 0.4); }

.main-nav { box-sizing: border-box; min-height: 52px; height: 52px; display: flex; align-items: center; overflow: hidden; background-color: #111111; width: 100%; }
.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; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 25px; }
.main-nav a { color: var(--text-main); text-decoration: none; font-size: 16px; font-weight: 500; padding: 8px 0; position: relative; transition: color 0.3s ease; }
.main-nav a:hover { color: var(--primary-color); }
.main-nav a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background-color: var(--primary-color); transition: width 0.3s ease; }
.main-nav a:hover::after { width: 100%; }

.hamburger-menu { display: none; flex-direction: column; justify-content: space-around; width: 30px; height: 25px; background: transparent; border: none; cursor: pointer; padding: 0; z-index: 1001; }
.hamburger-menu .bar { width: 100%; height: 3px; background-color: var(--text-main); border-radius: 3px; transition: all 0.3s ease; }
.hamburger-menu.active .bar:nth-child(1) { transform: translateY(11px) rotate(45deg); }
.hamburger-menu.active .bar:nth-child(2) { opacity: 0; }
.hamburger-menu.active .bar:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }

.overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.7); z-index: 999; }
.overlay.active { display: block; }

/* Site Footer */
.site-footer { background-color: #111111; padding: 40px 20px 20px; color: #FFF6D6; font-size: 14px; line-height: 1.6; }
.footer-top-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; max-width: 1200px; margin: 0 auto 30px; }
.footer-col h3 { color: var(--primary-color); font-size: 18px; margin-bottom: 15px; }
.footer-col p { margin-bottom: 15px; overflow-wrap: break-word; }
.footer-logo { color: var(--primary-color); font-size: 24px; font-weight: bold; text-decoration: none; display: block; margin-bottom: 15px; }
.footer-nav { list-style: none; margin: 0; padding: 0; }
.footer-nav li { margin-bottom: 8px; }
.footer-nav a { color: var(--text-main); text-decoration: none; transition: color 0.3s ease; }
.footer-nav a:hover { color: var(--primary-color); }
.footer-bottom { border-top: 1px solid var(--border-color); padding-top: 20px; text-align: center; max-width: 1200px; margin: 0 auto; }
.footer-bottom p { margin: 0; }
.footer-slot-anchor-inner { min-height: 1px; }

/* Responsive */
@media (max-width: 768px) {
    :root { --header-offset: 110px; }
    .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 { min-height: 60px !important; height: 60px !important; }
    .header-container { width: 100%; max-width: none; padding: 0 15px; position: relative; }
    .logo { flex: 1 !important; display: flex !important; justify-content: center !important; align-items: center !important; }
    .logo img { max-height: 56px !important; }
    .hamburger-menu { display: flex; position: absolute; left: 15px; top: 50%; transform: translateY(-50%); }
    .desktop-nav-buttons { display: none !important; }

    .mobile-nav-buttons {
        display: flex !important;
        min-height: 48px;
        align-items: center;
        justify-content: center;
        width: 100%; max-width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
        overflow: hidden;
        gap: 10px;
        flex-wrap: nowrap;
        background-color: #111111;
    }
    .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: auto; position: fixed; top: var(--header-offset); left: 0; width: 100%; height: calc(100% - var(--header-offset)); background-color: #111111; transform: translateX(-100%); transition: transform 0.3s ease; display: none; flex-direction: column; overflow-y: auto; z-index: 1000; padding-bottom: 20px; }
    .main-nav.active { display: flex; transform: translateX(0); }
    .nav-container { width: 100%; max-width: none; padding: 0 15px; height: auto; }
    .main-nav ul { flex-direction: column; gap: 0; align-items: flex-start; }
    .main-nav li { width: 100%; border-bottom: 1px solid var(--border-color); }
    .main-nav li:last-child { border-bottom: none; }
    .main-nav a { display: block; padding: 12px 0; width: 100%; font-size: 16px; }
    .main-nav a::after { display: none; }

    .footer-top-grid { grid-template-columns: 1fr; gap: 20px; }
    .footer-col:nth-child(2), .footer-col:nth-child(3) { border-top: 1px solid var(--border-color); padding-top: 20px; }
    .footer-bottom { padding: 20px 15px 0; }
}
/* 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;
}