/* 响应式设计 - 适配各种尺寸设备 */

/* 基础响应式重置 */
* {
    box-sizing: border-box;
}

/* 确保所有文本使用免费字体 */
body, html {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", sans-serif;
}

/* 移动端导航菜单样式 */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    cursor: pointer;
    width: 30px;
    height: 25px;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #fff;
    margin-bottom: 6px;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle span:last-child {
    margin-bottom: 0;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -8px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(29, 10, 41, 0.95);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-content {
    padding: 20px;
    height: 100%;
    overflow-y: auto;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-top: 20px;
}

.mobile-logo {
    height: 50px;
    width: auto;
}

.mobile-menu-close {
    font-size: 36px;
    color: #fff;
    cursor: pointer;
    line-height: 1;
    font-weight: 300;
}

.mobile-menu-nav {
    text-align: center;
}

.mobile-contact {
    color: #fff;
    font-size: 18px;
    text-decoration: none;
    padding: 15px 30px;
    border: 2px solid #edcf91;
    border-radius: 5px;
    transition: all 0.3s ease;
    display: inline-block;
}

.mobile-contact:hover {
    background-color: #edcf91;
    color: #1D0A29;
}

/* 大屏幕设备 (1920px 及以上) */
@media screen and (min-width: 1920px) {
    body {
        min-width: 1200px;
    }
    
    #superContainer {
        min-width: 1200px;
    }
    
    /* Logo区域调整 */
    #logo-image img {
        padding-top: 15%;
        height: 100px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 24px;
        padding-top: 100px;
        letter-spacing: 3px;
    }
    
    #company-name {
        font-size: 66px;
        padding-top: 80px;
        letter-spacing: 48px;
    }
}

/* 中等屏幕设备 (1366px - 1919px) */
@media screen and (max-width: 1919px) and (min-width: 1366px) {
    #logo-image img {
        padding-top: 18%;
        height: 80px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 20px;
        padding-top: 70px;
        letter-spacing: 2px;
    }
    
    #icp-info {
        font-size: 12px;
        padding: 8px 20px;
        letter-spacing: 1px;
        opacity: 0.8;
        font-family: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    
    #company-name {
        font-size: 60px;
        padding-top: 50px;
        letter-spacing: 46px;
    }
}

/* 小屏幕设备 (1024px - 1365px) */
@media screen and (max-width: 1365px) and (min-width: 1024px) {
    #logo-image img {
        padding-top: 20%;
        height: 70px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 18px;
        padding-top: 60px;
        letter-spacing: 1px;
    }
    
    #icp-info {
        font-size: 11px;
        padding: 7px 18px;
        letter-spacing: 0.5px;
        opacity: 0.8;
        font-family: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    
    #company-name {
        font-size: 54px;
        padding-top: 40px;
        letter-spacing: 44px;
    }
}

/* 平板设备 (768px - 1023px) */
@media screen and (max-width: 1023px) and (min-width: 768px) {
    body {
        min-width: 768px;
        overflow-x: auto;
    }
    
    #superContainer {
        min-width: 768px;
        background-size: cover !important;
        background-position: center center !important;
    }
    
    #logo-image img {
        padding-top: 25%;
        height: 60px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 16px;
        padding-top: 50px;
        letter-spacing: 1px;
    }
    
    #icp-info {
        font-size: 10px;
        padding: 6px 15px;
        letter-spacing: 0.5px;
        opacity: 0.8;
        font-family: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    
    #company-name {
        font-size: 48px;
        padding-top: 30px;
        letter-spacing: 42px;
    }
    
    /* 显示移动端菜单按钮 */
    .mobile-menu-toggle {
        display: block;
    }
    
    /* 右侧导航在平板上隐藏 */
    #indRiNav {
        display: none;
    }
}

/* 手机设备 (480px - 767px) */
@media screen and (max-width: 767px) and (min-width: 480px) {
    body {
        min-width: 480px;
        overflow-x: auto;
        font-size: 14px;
    }
    
    #superContainer {
        min-width: 480px;
        background-size: cover !important;
        background-position: center center !important;
    }
    
    #logo-image img {
        padding-top: 30%;
        height: 50px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 14px;
        padding-top: 40px;
        letter-spacing: 1px;
    }
    
    #icp-info {
        font-size: 9px;
        padding: 5px 12px;
        letter-spacing: 0px;
        opacity: 0.8;
        font-family: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    
    #company-name {
        font-size: 42px;
        padding-top: 25px;
        letter-spacing: 40px;
    }
    
    /* 显示移动端菜单按钮 */
    .mobile-menu-toggle {
        display: block;
        top: 15px;
        right: 15px;
    }
    
    /* 右侧导航在手机上隐藏 */
    #indRiNav {
        display: none;
    }
    
    /* 移动端菜单样式优化 */
    .mobile-menu-content {
        padding: 15px;
    }
    
    .mobile-menu-header {
        margin-bottom: 30px;
        padding-top: 15px;
    }
    
    .mobile-logo {
        height: 40px;
    }
    
    .mobile-contact {
        font-size: 16px;
        padding: 12px 24px;
    }
}

/* 小屏手机设备 (320px - 479px) */
@media screen and (max-width: 479px) {
    body {
        min-width: 320px;
        overflow-x: auto;
        font-size: 12px;
    }
    
    #superContainer {
        min-width: 320px;
        background-size: cover !important;
        background-position: center center !important;
    }
    
    #logo-image img {
        padding-top: 35%;
        height: 40px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 12px;
        padding-top: 30px;
        letter-spacing: 0.5px;
    }
    
    #icp-info {
        font-size: 8px;
        padding: 4px 10px;
        letter-spacing: 0px;
        opacity: 0.8;
        font-family: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    
    #company-name {
        font-size: 36px;
        padding-top: 20px;
        letter-spacing: 38px;
    }
    
    /* 显示移动端菜单按钮 */
    .mobile-menu-toggle {
        display: block;
        top: 10px;
        right: 10px;
        width: 25px;
        height: 20px;
    }
    
    .mobile-menu-toggle span {
        height: 2px;
        margin-bottom: 5px;
    }
    
    /* 右侧导航在小屏手机上隐藏 */
    #indRiNav {
        display: none;
    }
    
    /* 移动端菜单样式优化 */
    .mobile-menu-content {
        padding: 10px;
    }
    
    .mobile-menu-header {
        margin-bottom: 25px;
        padding-top: 10px;
    }
    
    .mobile-logo {
        height: 35px;
    }
    
    .mobile-menu-close {
        font-size: 28px;
    }
    
    .mobile-contact {
        font-size: 14px;
        padding: 10px 20px;
    }
}

/* 超小屏设备 (小于320px) */
@media screen and (max-width: 319px) {
    body {
        min-width: 280px;
        font-size: 11px;
    }
    
    #superContainer {
        min-width: 280px;
    }
    
    #logo-image img {
        padding-top: 40%;
        height: 35px;
        display: block;
        margin: 0 auto;
    }
    
    #logo-color {
        font-size: 11px;
        padding-top: 25px;
    }
    
    #company-name {
        font-size: 30px;
        padding-top: 15px;
        letter-spacing: 36px;
    }
}

/* 横屏模式适配 */
@media screen and (orientation: landscape) and (max-height: 600px) {
    #logo-image img {
        padding-top: 10% !important;
        height: 40px !important;
    }
    
    #logo-color {
        padding-top: 30px !important;
        font-size: 14px !important;
    }
    
    #company-name {
        padding-top: 15px !important;
        font-size: 34px !important;
        letter-spacing: 36px !important;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    #logo-color:hover {
        text-decoration: none;
    }
    
    .mobile-contact:active {
        background-color: #edcf91;
        color: #1D0A29;
    }
    
    .mobile-menu-toggle:active span {
        background-color: #edcf91;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    #logo-image img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 打印样式 */
@media print {
    body {
        overflow: visible !important;
        height: auto !important;
    }
    
    #superContainer {
        height: auto !important;
        overflow: visible !important;
    }
    
    .mobile-menu-toggle,
    .mobile-menu,
    #indRiNav {
        display: none !important;
    }
    
    #logo-image img {
        padding-top: 20px !important;
        height: 60px !important;
    }
    
    #logo-color {
        padding-top: 20px !important;
        color: #000 !important;
    }
    
    #company-name {
        padding-top: 10px !important;
        color: #000 !important;
        font-size: 28px !important;
        letter-spacing: 34px !important;
    }
}

/* 性能优化：减少重排重绘 */
#logo-image,
#logo-div,
.mobile-menu-toggle {
    will-change: transform;
}

/* 动画性能优化 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .mobile-menu {
        background-color: rgba(10, 10, 20, 0.98);
    }
    
    .mobile-menu-close {
        color: #edcf91;
    }
}

/* 浅色模式支持 */
@media (prefers-color-scheme: light) {
    .mobile-menu-toggle span {
        background-color: #333;
    }
}

/* 容器查询支持（现代浏览器） */
@container (max-width: 768px) {
    #logo-color {
        font-size: 16px;
    }
    
    #company-name {
        font-size: 34px;
        letter-spacing: 36px;
    }
}

/* 备案信息样式 - 继承基础样式，仅在需要时覆盖 */

#icp-info p {
    color: #828282;
    font-size: 12px;
    margin: 0;
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", sans-serif;
    letter-spacing: 0.5px;
}

/* 大屏幕设备 - 备案信息适配 */














/* 打印样式 - 备案信息适配 */
@media print {
    #icp-info {
        position: static;
        background-color: #f5f5f5;
        padding: 10px 0;
        margin-top: 20px;
        border-top: 1px solid #ddd;
    }
    
    #icp-info p {
        color: #333 !important;
        font-size: 10px !important;
    }
}