/* 顶部信息栏 */
.top-bar {
    background: #010204;
    padding: 8px 0;
    font-size: 12px;
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.home-icon {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s;
    font-size: 14px;
}

.home-icon:hover {
    opacity: 1;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.countdown {
    color: white;
    font-size: 12px;
    opacity: 0.95;
}

.countdown .days {
    color: #FFE066;
    font-weight: bold;
    margin: 0 2px;
}

.top-bar-links {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-bar a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s;
    font-size: 12px;
}

.top-bar a:hover {
    opacity: 1;
}

.language-dropdown {
    position: relative;
    cursor: pointer;
    color: white;
    font-size: 12px;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.language-dropdown:hover {
    opacity: 1;
}
/* 主导航区域 */
.header {
    background: linear-gradient(135deg, #010103 0%, #010103 25%, #010103 50%, #010103 75%, #010103 100%);
    position: relative;
    overflow: visible; /* 改为visible确保下拉菜单可见 */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 100; /* 添加适当的z-index */
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    position: relative;
    z-index: 101; /* 确保导航容器在适当层级 */
}

/* Logo区域 */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-1px);
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 3px;
    line-height: 1;
}

.logo-subtitle {
    font-size: 13px;
    opacity: 0.9;
    margin-top: 2px;
    letter-spacing: 1px;
}

/* 主导航菜单 */
.main-nav {
    display: flex;
    list-style: none;
    gap: 45px;
    align-items: center;
}

.main-nav li {
    position: relative;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 12px 0;
    position: relative;
    transition: all 0.3s ease;
    opacity: 0.95;
    display: block;
}

.main-nav a:hover {
    opacity: 1;
    transform: translateY(-1px);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.8);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.main-nav a:hover::after {
    width: 100%;
}

/* 右侧功能区 */
.header-actions {
    display: flex;
    align-items: center;
    gap: 25px;
}

.register-btn {
    background: rgba(255, 255, 255, 0.95);
    color: #000000;
    padding: 12px 28px;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    display: inline-block;
}

.register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    background: white;
}

/* 二级导航样式 - 无箭头 */
.has-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    /*background: rgba(139, 47, 139, 0.95);*/
    background: rgb(41 37 41 / 0%);
    backdrop-filter: blur(10px);
    min-width: 200px;
    list-style: none;
    padding: 15px 0;
    margin: 0;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000; /* 降低z-index值 */
    border-top: 3px solid rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.9) !important;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    position: relative;
}

.dropdown-menu a::after {
    display: none !important;
}

.dropdown-menu a:hover {
    background: rgba(255, 255, 255, 0.15);
    color: white !important;
    border-left-color: rgba(255, 255, 255, 0.8);
    padding-left: 25px;
    transform: translateX(2px);
}

/* 移动端菜单 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background 0.3s;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .main-nav {
        gap: 30px;
    }

    .main-nav a {
        font-size: 15px;
    }

    .logo-main {
        font-size: 24px;
    }

    .logo-subtitle {
        font-size: 12px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        height: 70px;
        padding: 0 15px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #8B2F8B 0%, #C44BC4 25%, #E066E0 50%, #D946EF 75%, #B83BB8 100%);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .main-nav.mobile-open {
        display: flex;
    }

    .main-nav a {
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
    }

    .main-nav a:last-child {
        border-bottom: none;
    }

    .header-actions {
        gap: 15px;
    }

    .logo-main {
        font-size: 22px;
    }

    .logo-subtitle {
        font-size: 11px;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .register-btn {
        padding: 10px 20px;
        font-size: 13px;
    }

    /* 移动端二级菜单样式 */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: rgba(139, 47, 139, 0.8);
        box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
        border-radius: 0;
        border-top: none;
        border-left: 3px solid rgba(255, 255, 255, 0.8);
        margin-left: 15px;
        margin-top: 5px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        padding: 0;
    }

    .has-dropdown.mobile-open .dropdown-menu {
        max-height: 300px;
        padding: 10px 0;
    }

    .dropdown-menu a {
        padding: 12px 20px;
        font-size: 13px;
        border-left: none;
    }

    .dropdown-menu a:hover {
        padding-left: 25px;
        transform: none;
    }
}

@media (max-width: 480px) {
    .nav-container {
        height: 60px;
        padding: 0 10px;
    }

    .logo-main {
        font-size: 20px;
        letter-spacing: 2px;
    }

    .logo-subtitle {
        font-size: 10px;
    }

    .logo-icon {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }

    .header-actions {
        gap: 10px;
    }

    .register-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
}