:root {
    --steam-dark-blue: #171a21;
    --steam-blue: #1b2838;
    --steam-light-blue: #66c0f4;
    --steam-text: #c6d4df;
    --btn-gradient: linear-gradient(92deg, #3498db, #66c0f4, #1abc9c, #66c0f4);
    --nav-btn-hover: linear-gradient(to bottom, rgba(102, 192, 244, 0.2) 0%, rgba(102, 192, 244, 0.1) 100%);
}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: var(--steam-blue);
    color: var(--steam-text);
}

/* 导航栏样式 - 修复透明度问题 */
.nav-top {
    background: rgba(27, 40, 56, 0.95) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    min-height: 104px;
    display: flex;
    align-items: center;
    position: relative !important;
    top: auto !important;
    z-index: 9999 !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(102, 192, 244, 0.2);
}

/* 移除滚动样式，因为导航栏不再粘性定位 */

.nav-container {
    max-width: 940px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.logo {
    margin-right: auto;
    color: var(--steam-light-blue);
    font-size: 28px;
    font-weight: 800;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    text-shadow: 0 0 15px rgba(102, 192, 244, 0.6);
    position: relative;
    padding: 5px 10px;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.logo:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0,0,0,0), rgba(102, 192, 244, 0.2), rgba(0,0,0,0));
    top: 0;
    left: 0;
    z-index: -1;
    border-radius: 5px;
    transform: skewX(-10deg);
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
    text-shadow: 0 0 20px rgba(102, 192, 244, 0.8);
}

.logo:hover:before {
    background: linear-gradient(45deg, rgba(0,0,0,0), rgba(102, 192, 244, 0.3), rgba(0,0,0,0));
    box-shadow: 0 0 20px rgba(102, 192, 244, 0.3);
}

.logo span {
    color: #fff;
    font-weight: 900;
    position: relative;
    display: inline-block;
    background: linear-gradient(to right, #66c0f4, #3498db, #66c0f4);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: logoColorShift 6s infinite linear;
    background-size: 200% auto;
}

@keyframes logoColorShift {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.logo i {
    animation: logoIconPulse 2s ease-in-out infinite;
    filter: drop-shadow(0 0 8px rgba(102, 192, 244, 0.6));
    transition: all 0.3s ease;
    transform-origin: center;
}

.logo:hover i {
    animation: logoIconRotate 1s ease-in-out;
    filter: drop-shadow(0 0 12px rgba(102, 192, 244, 0.8));
}

@keyframes logoIconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes logoIconRotate {
    0% { transform: rotate(0deg); }
    25% { transform: rotate(-15deg); }
    75% { transform: rotate(15deg); }
    100% { transform: rotate(0deg); }
}

.nav-menu {
    display: flex;
    gap: 7px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: #dcdedf;
    text-decoration: none;
    font-size: 14px;
    padding: 45px 7px;
    display: block;
    text-transform: uppercase;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--steam-light-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-menu a:hover {
    color: var(--steam-light-blue);
    background: transparent;
    transform: translateY(-2px);
    text-shadow: 0 0 5px rgba(102, 192, 244, 0.5);
}

.nav-menu a:hover::after {
    width: 70%;
}

/* 子导航栏 - 修复透明度问题 */
.nav-sub {
    background: rgba(23, 26, 33, 0.9) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    position: relative !important;
    top: auto !important;
    z-index: 9998 !important;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(102, 192, 244, 0.1);
}

.nav-sub .nav-container {
    height: 45px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 940px;
    margin: 0 auto;
    padding: 0;
}

.nav-sub .nav-menu {
    justify-content: flex-start;
    margin-right: 20px;
}

.nav-sub .nav-menu a {
    padding: 12px 18px;
    color: #dcdedf;
    font-size: 14px;
    text-transform: none;
    font-weight: 500;
    border-radius: 3px;
    margin: 0 3px;
    position: relative;
    overflow: hidden;
}

.nav-sub .nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(102, 192, 244, 0);
    transition: all 0.3s ease;
    z-index: -1;
    transform: scale(0.9);
    opacity: 0;
}

.nav-sub .nav-menu a:hover {
    background: transparent;
    color: var(--steam-light-blue);
    transform: translateY(-2px);
    text-shadow: 0 0 5px rgba(102, 192, 244, 0.5);
}

.nav-sub .nav-menu a:hover::before {
    background: rgba(102, 192, 244, 0.1);
    transform: scale(1);
    opacity: 1;
}

.nav-sub .nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--steam-light-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-sub .nav-menu a:hover::after {
    width: 80%;
}

/* 自定义按钮样式 */
.nav-button {
    padding: 8px 16px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    border: none;
    outline: none;
    margin: 0 5px;
    background: transparent;
    color: #dcdedf;
}

.nav-button::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--steam-light-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-button:hover {
    color: var(--steam-light-blue);
    transform: translateY(-2px);
    text-shadow: 0 0 5px rgba(102, 192, 244, 0.5);
    background: transparent;
    box-shadow: none;
}

.nav-button:hover::before {
    width: 80%;
}

.login-btn, .register-btn {
    background: transparent;
    color: #dcdedf;
    border: none;
}

.login-btn:hover, .register-btn:hover {
    background: transparent;
    color: var(--steam-light-blue);
}

.primary-btn {
    color: var(--steam-light-blue);
}

.primary-btn:hover {
    color: #ffffff;
}

/* 搜索框美化 */
.search-box {
    position: relative;
    margin-left: auto;
}

.search-box input {
    width: 200px;
    padding: 10px 15px 10px 35px;
    border-radius: 25px;
    border: 1px solid rgba(102, 192, 244, 0.3);
    background: rgba(0, 0, 0, 0.2);
    color: var(--steam-text);
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
}

.search-box input:focus {
    width: 250px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--steam-light-blue);
    box-shadow: 0 0 10px rgba(102, 192, 244, 0.2);
    outline: none;
}

.search-box button {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--steam-light-blue);
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-box button:hover {
    color: white;
}

/* 横幅区域 */
.banner-section {
    position: relative;
    width: 100%;
    height: 600px;  /* 增加高度，让视频背景更完整 */
    overflow: hidden;
    margin-bottom: 40px;
}

/* 视频背景容器 */
.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-background video {
    position: absolute;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

/* 添加页面滚动监听脚本 */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.float-effect {
    animation: float 3s ease-in-out infinite;
}

/* 页面加载动画 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-loaded .nav-top {
    animation: fadeIn 0.5s ease-out forwards;
}

.page-loaded .nav-sub {
    animation: fadeIn 0.7s ease-out forwards;
}

/* 闪光效果 */
.nav-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(102, 192, 244, 0) 0%, 
        rgba(102, 192, 244, 0.2) 50%, 
        rgba(102, 192, 244, 0) 100%);
    z-index: 0;
    animation: flashAnim 0.5s ease-out forwards;
    pointer-events: none;
}

@keyframes flashAnim {
    from { transform: translateX(-100%); }
    to { transform: translateX(100%); }
}

/* 脉冲效果 */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 0.5s ease-in-out;
}

/* 搜索框激活效果 */
.search-active input {
    box-shadow: 0 0 15px rgba(102, 192, 244, 0.4);
    border: 1px solid var(--steam-light-blue);
}

.search-active button {
    color: white;
}

/* 下拉菜单优化动画 */
.dropdown {
    position: relative;
    z-index: 99999 !important;
}

.dropdown-content {
    will-change: opacity, transform, visibility;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    perspective: 1000px;
    -webkit-perspective: 1000px;
    position: absolute !important;
    z-index: 999999 !important;
}

.dropdown-content a {
    transition: all 0.2s ease;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.dropdown-content a:hover {
    background: rgba(102, 192, 244, 0.2) !important;
    transform: translateX(2px) translateZ(0);
    -webkit-transform: translateX(2px) translateZ(0);
    color: #66c0f4 !important;
}

/* 下拉按钮动画 */
.dropbtn {
    transition: all 0.3s ease;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.dropbtn:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    transform: translateY(-1px) translateZ(0);
    -webkit-transform: translateY(-1px) translateZ(0);
}

.dropbtn i.fa-chevron-down {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

/* 当下拉菜单打开时，旋转箭头 */
.dropdown.active .dropbtn i.fa-chevron-down {
    transform: rotate(180deg) translateZ(0);
    -webkit-transform: rotate(180deg) translateZ(0);
}

/* ========== 先进的Logo动画效果 ========== */

/* 全息背景动画 */
@keyframes hologramRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 粒子动画 */
@keyframes particle1 {
    0%, 100% {
        transform: translate(10px, 10px) scale(0.5);
        opacity: 0.3;
    }
    25% {
        transform: translate(80px, 20px) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translate(60px, 40px) scale(0.8);
        opacity: 1;
    }
    75% {
        transform: translate(30px, 30px) scale(1.2);
        opacity: 0.6;
    }
}

@keyframes particle2 {
    0%, 100% {
        transform: translate(70px, 15px) scale(0.3);
        opacity: 0.4;
    }
    33% {
        transform: translate(20px, 35px) scale(0.9);
        opacity: 0.9;
    }
    66% {
        transform: translate(90px, 25px) scale(1.1);
        opacity: 0.7;
    }
}

@keyframes particle3 {
    0%, 100% {
        transform: translate(40px, 35px) scale(0.4);
        opacity: 0.2;
    }
    20% {
        transform: translate(15px, 15px) scale(1.3);
        opacity: 0.8;
    }
    40% {
        transform: translate(85px, 40px) scale(0.7);
        opacity: 1;
    }
    60% {
        transform: translate(50px, 10px) scale(1);
        opacity: 0.5;
    }
    80% {
        transform: translate(25px, 45px) scale(0.9);
        opacity: 0.7;
    }
}

@keyframes particle4 {
    0%, 100% {
        transform: translate(80px, 40px) scale(0.6);
        opacity: 0.3;
    }
    50% {
        transform: translate(35px, 20px) scale(1.4);
        opacity: 0.9;
    }
}

/* 扫描线动画 */
@keyframes scanLine {
    0% {
        left: -100%;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

/* 3D图标浮动 */
@keyframes iconFloat {
    0%, 100% {
        transform: translateZ(10px) rotateY(5deg) translateY(0px);
    }
    25% {
        transform: translateZ(15px) rotateY(8deg) translateY(-3px);
    }
    50% {
        transform: translateZ(12px) rotateY(2deg) translateY(-5px);
    }
    75% {
        transform: translateZ(18px) rotateY(-3deg) translateY(-2px);
    }
}

/* 3D字符浮动 */
@keyframes char3DFloat {
    0%, 100% {
        transform: translateZ(5px) rotateY(0deg) translateY(0px);
    }
    25% {
        transform: translateZ(8px) rotateY(2deg) translateY(-2px);
    }
    50% {
        transform: translateZ(10px) rotateY(-1deg) translateY(-4px);
    }
    75% {
        transform: translateZ(6px) rotateY(3deg) translateY(-1px);
    }
}

/* 文字渐变动画 */
@keyframes textGradientShift {
    0% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 10px rgba(102, 192, 244, 0.6));
    }
    25% {
        background-position: 50% 25%;
        filter: drop-shadow(0 0 15px rgba(52, 152, 219, 0.8));
    }
    50% {
        background-position: 100% 50%;
        filter: drop-shadow(0 0 20px rgba(102, 192, 244, 1));
    }
    75% {
        background-position: 50% 75%;
        filter: drop-shadow(0 0 15px rgba(93, 173, 226, 0.8));
    }
    100% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 10px rgba(102, 192, 244, 0.6));
    }
}

/* Logo悬停效果增强 - 简化版 */

.advanced-logo:hover .logo-icon-3d i {
    transform: translateZ(20px) rotateY(10deg) scale(1.1);
    filter: drop-shadow(0 0 25px rgba(102, 192, 244, 1)) drop-shadow(0 0 50px rgba(102, 192, 244, 0.6));
}

.advanced-logo:hover .char-3d {
    animation-duration: 1.5s !important;
    transform: translateZ(10px) rotateY(5deg) scale(1.05);
}

.advanced-logo:hover .logo-main-text {
    animation-duration: 2s !important;
    filter: drop-shadow(0 0 20px rgba(102, 192, 244, 1));
}

/* 游戏网格 */
.container {
    max-width: 1200px;
    margin: 40px auto;  /* 增加上边距 */
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.games-grid {
    margin-top: 40px;  /* 增加上边距 */
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.game-card {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    overflow: hidden;
    transition: transform 0.2s;
}

.game-card:hover {
    transform: translateY(-2px);
}

.game-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.game-info {
    padding: 15px;
}

.game-info h2 {
    margin: 0 0 10px 0;
    color: #fff;
    font-size: 18px;
}

.game-meta {
    color: #8f98a0;
    font-size: 14px;
}

.section-title {
    color: #fff;
    font-size: 24px;
    margin: 0 0 20px 0;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .video-background {
        display: none;
    }
}

/* 修改个人中心样式 */
.profile {
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin: 20px;
}

.profile h2 {
    color: #fff;
    font-size: 42px;
    margin-bottom: 60px;
    text-align: center;
}

.profile-info {
    max-width: 1200px;
    margin: 0 auto;
}

.info-row {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    align-items: center;
}

.info-item {
    display: flex;
    align-items: center;
    margin: 0 40px;
}

.info-item label {
    color: #fff;
    font-size: 16px;
    margin-right: 10px;
    white-space: nowrap;
}

.info-item span {
    color: #fff;
    font-size: 16px;
}

.button-row {
    display: flex;
    justify-content: center;
    margin-top: 100px;
    gap: 100px;  /* 按钮之间的间距 */
}

.btn-blue {
    background: #47bfff;
    color: #fff;
    border: none;
    padding: 10px 40px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
}

.btn-blue:hover {
    background: #1a44c2;
}

.btn-red {
    background: #c62828;
    color: #fff;
    border: none;
    padding: 10px 40px;
    border-radius: 3px;
    cursor: pointer;
    text-decoration: none;
    font-size: 16px;
}

.btn-red:hover {
    background: #8e0000;
}

/* 修改密码表单 */
#passwordForm {
    margin-top: 30px;
    text-align: center;
}

#passwordForm input {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 10px auto;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid #375471;
    border-radius: 4px;
    color: #fff;
}

#passwordForm button {
    margin-top: 20px;
}

/* VIP等级样式 */
.vip-level-0 {
    color: #fff;  /* 普通用户白色 */
}

.vip-level-1 {
    color: #ffd700;  /* VIP用户金色 */
}

.vip-level-2 {
    color: #ff1493;  /* 超级VIP用户粉色 */
}

/* 添加登录容器样式 */
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 30px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.login-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.login-container input {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.login-container button {
    width: 100%;
    padding: 12px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.login-container button:hover {
    background-color: #45a049;
}

/* 页脚链接样式统一 */
footer a {
    transition: all 0.3s ease;
}

footer a:hover {
    color: var(--steam-light-blue) !important;
    text-shadow: 0 0 5px rgba(102, 192, 244, 0.3);
}

/* 顶部导航栏用户菜单样式 */
.nav-top .nav-menu li a {
    padding: 8px 12px;
    font-size: 14px;
    color: #c6d4df;
    background: transparent;
    border-radius: 0;
    transition: all 0.3s ease;
    position: relative;
}

.nav-top .nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--steam-light-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-top .nav-menu li a:hover {
    color: var(--steam-light-blue);
    background: transparent;
    transform: translateY(-1px);
    text-shadow: 0 0 8px rgba(102, 192, 244, 0.4);
}

.nav-top .nav-menu li a:hover::after {
    width: 70%;
}

/* 按钮图标样式 */
.nav-top .nav-menu li a i {
    margin-right: 5px;
    font-size: 14px;
    color: #66c0f4;
    transition: all 0.3s ease;
    opacity: 0.85;
}

.nav-top .nav-menu li a:hover i {
    transform: translateY(-1px);
    opacity: 1;
    color: #ffffff;
    text-shadow: 0 0 8px rgba(102, 192, 244, 0.6);
}

.nav-top .login-btn, 
.nav-top .register-btn {
    font-weight: 500;
    background: transparent;
    color: #c6d4df;
}

.nav-top .login-btn:hover, 
.nav-top .register-btn:hover {
    color: var(--steam-light-blue);
}

.float-effect {
    position: relative;
    overflow: hidden;
}

/* 顶部主导航栏悬停时没有背景色变化 */
.nav-top .float-effect:hover {
    background: transparent;
}

/* 移除导航菜单按钮的边框和背景 */
.nav-top .nav-button {
    background: transparent;
    border: none;
    box-shadow: none;
}

.nav-top .nav-button:hover {
    background: transparent;
    box-shadow: none;
}

/* 为图标添加微小动画 */
.nav-top .float-effect:hover i.fas {
    animation: iconPulse 1s infinite alternate ease-in-out;
}

@keyframes iconPulse {
    from { transform: scale(1); }
    to { transform: scale(1.2); }
}

/* 个性化各个图标 */
.nav-top .float-effect i.fa-info-circle {
    color: #5cb8ff;
}

.nav-top .float-effect i.fa-headset {
    color: #66d49b;
}

.nav-top .float-effect i.fa-bullhorn {
    color: #ffcc66;
}

/* 顶部导航按钮特定样式 - 确保没有背景 */
.top-nav-btn {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 6px 10px !important;
    margin: 0 3px !important;
    color: #c6d4df !important;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease !important;
    border-radius: 0 !important;
    font-weight: normal !important;
}

.top-nav-btn:hover,
.top-nav-btn:active,
.top-nav-btn:focus {
    background: transparent !important;
    color: var(--steam-light-blue) !important;
    transform: translateY(-2px) !important;
    box-shadow: none !important;
}

/* 强制覆盖所有可能的背景样式 */
.nav-top .nav-menu li a.top-nav-btn::before,
.nav-top .nav-menu li a.top-nav-btn::after {
    display: none !important;
}

/* 自定义下划线动画 */
.top-nav-btn::after {
    content: '' !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 50% !important;
    width: 0 !important;
    height: 1px !important;
    background: var(--steam-light-blue) !important;
    transition: all 0.3s ease !important;
    transform: translateX(-50%) !important;
    opacity: 0 !important;
    display: block !important;
}

.top-nav-btn:hover::after {
    width: 70% !important;
    opacity: 1 !important;
}

/* 图标样式微调 */
.top-nav-btn i {
    margin-right: 5px;
    transition: all 0.3s ease;
}

.top-nav-btn:hover i {
    transform: translateY(-1px);
}

/* 禁用JS动态添加的样式 */
.nav-underline {
    display: none !important;
}
.search-container {
    position: relative;
    width: 300px;
}

.search-input {
    width: 100%;
    padding: 8px 40px 8px 15px;
    border-radius: 20px;
    border: 1px solid #67c1f5;
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
}

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #67c1f5;
    cursor: pointer;
}

.video-pause-btn {
    position: absolute;
    right: 10px;
    bottom: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
    z-index: 100;
}

.video-pause-btn:hover {
    background: rgba(0, 0, 0, 0.9);
}