:root {
    --primary-color: #1a1a1a;    /* 深灰色 */
    --secondary-color: #333333;   /* 中灰色 */
    --text-color: #e0e0e0;       /* 浅灰文字 */
    --light-bg: #242424;         /* 深灰背景 */
    --accent-gray: #666666;      /* 强调灰色 */
    --hover-gray: #505050;       /* 悬浮灰色 */
    --dark-gray: #1a1a1a;        /* 深灰色 */
    --medium-gray: #333333;      /* 中灰色 */
    --light-gray: #4a4a4a;       /* 浅灰色 */
    --text-gray: #e0e0e0;        /* 文字灰色 */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    cursor: none; /* 隐藏默认鼠标指针 */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.navbar {
    background-color: rgba(26, 26, 26, 0.95);
    padding: 1rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}

.navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-brand {
    display: none;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* 导航栏链接样式 */
.nav-links a {
    color: white;
    text-decoration: none;
    padding: 0.7rem 1rem;
    border-radius: 20px;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
    z-index: 1;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--text-gray);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.nav-links a::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    background: rgba(231, 76, 60, 0.2);
    border-radius: 50%;
    transition: all 0.5s ease;
    z-index: -1;
}

.nav-links a:hover::before {
    width: 200px;
    height: 200px;
}

.nav-links a.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
}

/* 滚动效果 */
.navbar.scrolled {
    padding: 0.8rem 1rem;
    background: rgba(44, 62, 80, 0.98);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* 添加导航栏底部发光边框 */
.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(231, 76, 60, 0.5),
        transparent
    );
}

.nav-toggle {
    display: none;
}

/* Hero区域样式优化 */
.hero {
    padding: 12rem 2rem 8rem;
    text-align: center;
    background: linear-gradient(135deg, var(--dark-gray), var(--medium-gray));
    color: white;
    position: relative;
    overflow: hidden;
}

/* 添加背景动画效果 */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem 0;
}

.hero h1 {
    font-size: 4.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 2px 15px rgba(0,0,0,0.2);
    letter-spacing: 2px;
    animation: fadeInDown 1s ease;
    background: linear-gradient(120deg, var(--text-gray), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.version {
    font-size: 2.5rem;
    opacity: 0.9;
    margin-left: 0.8rem;
    font-weight: 600;
    color: var(--secondary-color);
    text-shadow: 0 0 20px rgba(231, 76, 60, 0.4);
    background: linear-gradient(120deg, var(--accent-gray), var(--text-gray));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.95);
    text-shadow: 0 2px 10px rgba(0,0,0,0.15);
    animation: fadeInUp 1s ease 0.1s;
    animation-fill-mode: both;
    letter-spacing: 1px;
    background: linear-gradient(120deg, var(--text-gray), var(--accent-gray));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.4rem;
    margin: 2.5rem 0;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 2.2;
    text-shadow: 0 1px 8px rgba(0,0,0,0.1);
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
    letter-spacing: 0.5px;
    color: #ff3d00;
}

.hero-desc .highlight {
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.35);
    font-weight: 600;
}

.hero-desc br {
    content: "";
    display: block;
    margin: 0.8rem 0;
}

.hero-buttons {
    margin-top: 2.5rem;
    animation: fadeInUp 1s ease 0.3s;
    animation-fill-mode: both;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 4rem;
    background: var(--text-gray);
    color: var(--dark-gray);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.3rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
    background: transparent;
    color: var(--text-gray);
    border: 1px solid var(--text-gray);
}
.btn-buy {
    display: inline-block;
    padding: 1.2rem 4rem;
    background: #ff3d00;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.3rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    letter-spacing: 1px;
}

.btn-buy:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
    background: transparent;
    color: var(--text-gray);
    border: 1px solid var(--text-gray);
}

/* 添加动画关键帧 */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .hero {
        padding: 10rem 1rem 6rem;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .version {
        font-size: 1.8rem;
        margin-left: 0.5rem;
    }

    .hero-subtitle {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }

    .hero-desc {
        font-size: 1.1rem;
        line-height: 2;
        padding: 0 1rem;
        margin: 2rem 0;
    }

    .hero-desc br {
        margin: 0.5rem 0;
    }

    .cta-button {
        padding: 1rem 3rem;
        font-size: 1.2rem;
    }
    .btn-buy {
        padding: 1rem 3rem;
        font-size: 1.2rem;
    }
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }

    .cta-button {
        font-size: 1.1rem;
    }
    .btn-buy {
        margin-top: 0.6rem;
        font-size: 1.1rem;
    }
}

.features {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--dark-gray), var(--medium-gray));
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(231, 76, 60, 0.2), transparent);
}

.feature-grid {
    max-width: 1200px;
    margin: 3rem auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--light-gray);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--text-gray), var(--accent-gray));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    border-color: var(--text-gray);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card h3 {
    color: var(--text-gray);
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    position: relative;
    display: inline-block;
}

.feature-card p {
    color: #b0b0b0;
    line-height: 2;
    font-size: 1.1rem;
}

footer {
    background-color: var(--dark-gray);
    color: var(--text-gray);
    text-align: center;
    padding: 1rem;
}
footer a {

    color: var(--text-gray);
    text-align: center;

}

footer a:hover {
    color: #2980b9;
    text-decoration: none;
}

footer a:focus {
    outline: 2px solid #e74c3c;
    outline-offset: 2px;
}

/* 修改移动端导航样式 */
@media (max-width: 768px) {
    .navbar {
        padding: 0.8rem 1rem;
    }

    .navbar-inner {
        justify-content: flex-end;
    }

.nav-brand {
    display: block;
    position: absolute;
    left: 50%;
    transform: translateX(-50%); /* 向左偏移自身宽度的 50% */
    z-index: 1002;
}

    .nav-toggle {
        position: relative;
        z-index: 1002;
    }

    .nav-links {
        visibility: hidden;
        opacity: 0;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(26, 26, 26, 0.98);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        padding: 1rem;
        z-index: 1001;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        visibility: visible;
        opacity: 1;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 1rem 1.5rem;
        width: 80%;
        max-width: 300px;
        text-align: center;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
        transform: translateY(20px);
        opacity: 0;
        transition: all 0.3s ease;
    }

    .nav-links.active a {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links a:nth-child(1) { transition-delay: 0.1s; }
    .nav-links a:nth-child(2) { transition-delay: 0.2s; }
    .nav-links a:nth-child(3) { transition-delay: 0.3s; }
    .nav-links a:nth-child(4) { transition-delay: 0.4s; }
    .nav-links a:nth-child(5) { transition-delay: 0.5s; }
    .nav-links a:nth-child(6) { transition-delay: 0.6s; }
    .nav-links a:nth-child(7) { transition-delay: 0.7s; }

    .nav-links a::before {
        display: none;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: rgba(255, 255, 255, 0.1);
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(255, 255, 255, 0.1);
    }

    /* 修复警告提示条在移动端的显示 */
    .alert-banner {
        font-size: 0.9rem;
        top: 56px;
    }

    /* 修复其他移动端样式 */
    .container {
        padding: 0 1rem;
    }

    .hero {
        padding-top: 9rem !important;
    }

    .intro-highlights,
    .feature-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .highlight-item,
    .feature-card {
        padding: 1.5rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }
}

/* 视频演示 */
.video-demo {
    padding: 6rem 0;
    background: var(--dark-gray);
    position: relative;
}

.video-demo h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 比例 */
    height: 0;
    overflow: hidden;
    max-width: 800px;
    margin: 2rem auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--light-gray);
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* 使用说明 */
.tutorial {
    padding: 6rem 0;
    background: var(--medium-gray);
}

.tutorial h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.tutorial-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.step:hover {
    border-color: var(--text-gray);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--text-gray);
    color: var(--dark-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: bold;
}

.step h3 {
    color: var(--text-gray);
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    position: relative;
    display: inline-block;
}

.step p {
    color: #b0b0b0;
    line-height: 2;
    font-size: 1.1rem;
}

/* 注意事项 */
.notice {
    padding: 6rem 0;
    background: var(--dark-gray);
}

.notice h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.notice-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.notice-item {
    background: var(--light-gray);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.notice-item:hover {
    border-color: var(--text-gray);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.notice-item h3 {
    color: var(--text-gray);
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    position: relative;
    display: inline-block;
}

.notice-item ul {
    color: #b0b0b0;
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.notice-item li {
    margin-bottom: 0.5rem;
}

.notice-item li::before {
    color: var(--text-gray);
}

/* FAQ */
.faq {
    padding: 6rem 0;
    background: var(--medium-gray);
}

.faq h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.faq-list {
    max-width: 800px;
    margin: 2rem auto;
}

details {
    background: var(--light-gray);
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 5px;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

details:hover {
    border-color: var(--text-gray);
}

summary {
    font-weight: bold;
    margin: -1rem;
    padding: 1rem;
    color: var(--text-gray);
}

details[open] summary {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

details p {
    color: #b0b0b0;
    margin-top: 1rem;
    padding: 0 1rem;
}

/* 价格方案 */
.price {
    padding: 6rem 0;
    background: var(--dark-gray);
}

.price h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.price-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
    padding: 1rem;
}

.price-card {
    padding: 3rem 2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* 推荐标签样式 */
.featured-label {
    position: absolute;
    top: -15px;
    right: 25px;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    color: white;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(255, 61, 0, 0.2);
}

/* 价格卡片标题 */
.price-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.3);
}

/* 价格金额 */
.price-amount {
    font-size: 3.2rem;
    font-weight: 700;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 2rem 0 0.5rem;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.3);
}

/* 使用时长 */
.price-period {
    color: #b0b0b0;
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    letter-spacing: 0.5px;
}

/* 功能列表 */
.price-card ul {
    color: #e0e0e0;
    list-style: none;
    padding: 0;
    margin: 2.5rem 0;
    text-align: left;
    flex-grow: 1;
}

.price-card li {
    margin-bottom: 1.2rem;
    padding-left: 2rem;
    position: relative;
    font-size: 1.1rem;
    line-height: 1.6;
}

.price-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #ff3d00;
    font-weight: bold;
}

/* 购买按钮容器 */
.price-card .button-container {
    margin-top: auto;
    padding-top: 2rem;
}

/* 购买按钮 */
.buy-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: #333333;
    color: #ffffff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    max-width: 240px;
}

.featured-button {
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    border: none;
    box-shadow: 0 5px 20px rgba(255, 61, 0, 0.2);
}

/* 悬浮效果 */
.price-card:hover {
    transform: translateY(-10px);
    border-color: #ff3d00;
    box-shadow: 0 15px 40px rgba(255, 61, 0, 0.15);
}

.price-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.buy-button:hover {
    background: transparent;
    border-color: #ff3d00;
    color: #ff3d00;
    box-shadow: 0 5px 15px rgba(255, 61, 0, 0.2);
}

.featured-button:hover {
    background: transparent;
    border: 1px solid #ff3d00;
}

/* 移动端适配 */
@media (max-width: 1200px) {
    .price-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .price-cards {
        grid-template-columns: 1fr;
    }
    
    .price-card.featured {
        transform: none;
    }
    
    .price-card.featured:hover {
        transform: translateY(-10px);
    }
}

/* 联系方式 */
.contact {
    padding: 6rem 0;
    background: var(--medium-gray);
}

.contact h2 {
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-item:hover {
    border-color: var(--text-gray);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.contact-item h3 {
    color: var(--text-gray);
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    position: relative;
    display: inline-block;
}

.contact-item p {
    color: #b0b0b0;
    line-height: 2;
    font-size: 1.1rem;
}

.join-button,
.contact-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    margin-top: 1rem;
    background: var(--text-gray);
    color: var(--dark-gray);
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.join-button:hover,
.contact-button:hover {
    background: transparent;
    color: var(--text-gray);
    border: 1px solid var(--text-gray);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .price-card.featured {
        transform: none;
    }
    
    .tutorial-steps,
    .notice-list,
    .price-cards,
    .contact-info {
        grid-template-columns: 1fr;
    }

    .video-demo h2,
    .tutorial h2,
    .notice h2,
    .faq h2,
    .price h2,
    .contact h2 {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
}

/* 警告提示条 */
.alert-banner {
    background-color: var(--light-gray);
    color: var(--text-gray);
    padding: 0.75rem 0;
    position: fixed;
    top: 64px;
    width: 100%;
    z-index: 999;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.alert-banner .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-align: center;
    padding: 0.25rem 1rem;
}

.alert-icon {
    font-size: 1.2rem;
}

/* 功能介绍区块样式优化 */
.intro {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1a1a1a, #242424);
    position: relative;
    overflow: hidden;
}

.intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
}

.intro-content {
    position: relative;
    z-index: 2;
}

.intro h2 {
    color: var(--text-gray);
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.intro-text {
    color: #cccccc;
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    text-align: center;
}

.intro-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.highlight-item {
    background: #2a2a2a;
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.highlight-item:hover {
    background: #2f2f2f;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.highlight-icon {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    text-shadow: none;
}

.highlight-title {
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
    background: linear-gradient(120deg, #ff3d00, #ff6d00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 61, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

.highlight-desc {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 1.05rem;
}

.highlight-desc span {
    color: #ffffff;
    font-weight: 500;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.1);
}

/* 添加微妙的背景动画效果 */
.intro::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.5;
    }
}

/* 移动端适配 */
@media (max-width: 1200px) {
    .intro-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .intro-highlights {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .highlight-item {
        padding: 2rem;
    }

    .highlight-desc {
        line-height: 2;
        font-size: 1rem;
        letter-spacing: 0.2px;
    }
    
    .highlight-desc br {
        margin: 0.3rem 0;
    }
}

/* 大屏幕适配 */
@media (min-width: 1200px) {
    .nav-links {
        gap: 1.5rem;
    }

    .nav-links a {
        padding: 0.7rem 1.2rem;
        font-size: 1rem;
    }
}

/* 标题文字全局优化 */
.hero h1,
.intro h2,
.features h2,
.video-demo h2,
.tutorial h2,
.notice h2,
.faq h2,
.price h2,
.contact h2,
.highlight-title,
.feature-card h3,
.step h3,
.notice-item h3,
.price-card h3,
.contact-item h3,
summary {
    background: linear-gradient(120deg, #ff3d00, #ff6d00);  /* 亮红到橙色 */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 61, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

/* Hero区域文字增强 */
.hero-subtitle {
    background: linear-gradient(120deg, #ffb700, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 215, 0, 0.35);
    font-weight: 600;
}

.hero-desc .highlight {
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.35);
    font-weight: 600;
}

/* 功能介绍文字增强 */
.intro-text {
    color: #ffab91;  /* 柔和的浅橙色 */
    letter-spacing: 0.3px;
    text-shadow: 0 1px 5px rgba(255, 215, 0, 0.1);
}

.highlight-title {
    background: linear-gradient(120deg, #ffd700, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 215, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

.highlight-desc {
    color: #ffc773;
    line-height: 2.1;
    letter-spacing: 0.3px;
}

.highlight-desc span {
    color: #ffd700;
    font-weight: 500;
    text-shadow: 0 1px 8px rgba(255, 215, 0, 0.2);
}

/* 功能特点文字增强 */
.feature-card h3 {
    background: linear-gradient(120deg, #ffd700, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 215, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

.feature-card p {
    color: #ffd68f;
    line-height: 2;
    letter-spacing: 0.3px;
}

/* 其他区块标题统一样式 */
.step h3,
.notice-item h3,
.price-card h3,
.contact-item h3,
summary {
    background: linear-gradient(120deg, #ffd700, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 215, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

/* 内容文字统一样式 */
.step p,
.notice-item ul,
.price-card ul,
.contact-item p,
details p {
    color: #ffd68f;
    line-height: 2;
    letter-spacing: 0.3px;
}

/* 特殊元素样式 */
.price-amount {
    background: linear-gradient(120deg, #ffd700, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 20px rgba(255, 215, 0, 0.4);
    font-weight: 700;
    letter-spacing: 1px;
}

.price-period {
    color: #ffc773;
}

/* 图标样式增强 */
.highlight-icon {
    background: linear-gradient(120deg, #ffd700, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 1;
    text-shadow: 0 2px 15px rgba(255, 215, 0, 0.3);
}

/* 列表项前的点 */
.notice-item li::before {
    color: #ffd700;
    text-shadow: 0 1px 5px rgba(255, 215, 0, 0.2);
}

/* 按钮悬浮样式 */
.cta-button:hover,
.buy-button:hover,
.join-button:hover,
.contact-button:hover {
    border-color: #ff3d00;
    color: #ff3d00;
    text-shadow: 0 1px 8px rgba(255, 61, 0, 0.25);
}

/* 标题文字 - 红橙渐变 */
.hero h1,
.intro h2,
.features h2,
.video-demo h2,
.tutorial h2,
.notice h2,
.faq h2,
.price h2,
.contact h2,
.highlight-title,
.feature-card h3,
.step h3,
.notice-item h3,
.price-card h3,
.contact-item h3,
summary {
    background: linear-gradient(120deg, #ff3d00, #ff6d00);  /* 亮红到橙色 */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 61, 0, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
}

/* 内容文字 - 浅橙色 */
.intro-text,
.highlight-desc,
.feature-card p,
.step p,
.notice-item ul,
.price-card ul,
.contact-item p,
details p {
    color: #ffab91;  /* 柔和的浅橙色 */
    line-height: 2;
    letter-spacing: 0.3px;
}

/* 关键字和强调 - 亮橙色 */
.highlight-desc span,
.price-amount,
.highlight-icon,
.notice-item li::before {
    background: linear-gradient(120deg, #ff9100, #ff6d00);  /* 亮橙到深橙 */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 1px 8px rgba(255, 145, 0, 0.2);
    font-weight: 500;
}

/* 按钮悬浮状态 */
.cta-button:hover,
.buy-button:hover,
.join-button:hover,
.contact-button:hover {
    border-color: #ff3d00;
    color: #ff3d00;
    text-shadow: 0 1px 8px rgba(255, 61, 0, 0.25);
}

/* 功能介绍区域标题 - 红色渐变 */
.intro h2,
.highlight-title {
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);  /* 亮红到红色 */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.3);
    font-weight: 600;
    letter-spacing: 0.8px;
    margin: 0 auto 1.2rem; /* 上下边距保留，左右自动居中 */
    width: fit-content; /* 宽度为内容宽度 */
    display: block; /* 确保是块级元素 */
}

/* 功能介绍区域内容文字 - 灰白色 */
.intro-text {
    color: #e0e0e0;  /* 浅灰白色 */
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 3rem;
}

.highlight-desc {
    color: #e0e0e0;  /* 浅灰白色 */
    line-height: 1.8;
    font-size: 1.05rem;
    margin: 0 auto; /* 左右自动居中 */
    max-width: 800px; /* 设置最大宽度，根据需要调整 */
    text-align: center; /* 文本内容也居中 */
}

/* 关键词使用纯白色 */
.highlight-desc span {
    color: #ffffff;  /* 纯白色 */
    font-weight: 500;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.1);
}

/* 图标还原为原始颜色 */
.highlight-icon {
    font-size: 2.8rem;
    margin: 0 auto 1.5rem; /* 上下边距保留，左右自动居中 */
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    text-shadow: none;
    opacity: 1;
    width: fit-content; /* 宽度为内容宽度 */
    display: block; /* 确保是块级元素 */
}

/* 卡片样式保持不变 */
.highlight-item {
    background: #2a2a2a;
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.highlight-item:hover {
    background: #2f2f2f;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* 雪花样式 */
.snow {
    position: fixed;
    top: -10px;
    border-radius: 50%;
    background: white;
    pointer-events: none;
    z-index: 999;
    animation: snowfall linear forwards;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
}

@keyframes snowfall {
    0% {
        transform: translateY(0) rotate(0deg);
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
    }
}

/* 自定义鼠标指针样式 */
.cursor {
    width: 20px;
    height: 20px;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
}

/* 指针样式 */
.cursor::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 20px solid rgba(255, 61, 0, 0.8);
    transform: rotate(-45deg);
    transform-origin: center;
    transition: all 0.2s ease;
}

/* 点击效果 */
.cursor.clicking::before {
    border-bottom-color: rgba(255, 61, 0, 1);
    transform: rotate(-45deg) scale(0.9);
}

/* 可点击元素悬浮效果 */
a:hover ~ .cursor::before,
button:hover ~ .cursor::before {
    border-bottom-color: rgba(255, 61, 0, 1);
    transform: rotate(-45deg) scale(1.2);
    filter: drop-shadow(0 0 5px rgba(255, 61, 0, 0.5));
}

/* 隐藏所有可点击元素的默认光标 */
body,
a,
button,
.cta-button,
.btn-buy
.buy-button,
.join-button,
.contact-button {
    cursor: none !important;
}

/* FAQ详细内容样式优化 */
.faq-list details p {
    margin: 1rem 0;
    line-height: 1.8;
    color: #e0e0e0;
}

.faq-list details ul {
    margin: 1rem 0 1.5rem 1.2rem;
    color: #e0e0e0;
}

.faq-list details li {
    margin: 0.8rem 0;
    line-height: 1.6;
    position: relative;
}

.faq-list details li::before {
    content: "•";
    color: #ff3d00;
    position: absolute;
    left: -1rem;
}

/* 新增hero区域标语样式 */
.hero-notice {
    margin: 2rem auto;
    max-width: 900px;
    text-align: center;
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
}

.notice-text {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0.8rem 0;
    line-height: 1.6;
    text-shadow: 0 1px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.notice-text:hover {
    color: #ff3d00;
    text-shadow: 0 2px 15px rgba(255, 61, 0, 0.2);
}

/* 调整按钮位置 */
.hero-buttons {
    margin-top: 2.5rem;
}

/* 优化整体间距 */
.hero-desc {
    margin: 2rem 0;
}

/* 主要特点样式 */
.hero-features {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.feature-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.highlight {
    font-size: 1.4rem;
    font-weight: 600;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 15px rgba(255, 45, 45, 0.35);
}

.dot {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.4rem;
}

/* 补充说明样式 */
.hero-notice {
    margin: 1rem auto;
    width: 100%;
    max-width: 900px;
}

.notice-box {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.notice-text {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0.8rem 0;
    line-height: 1.6;
    text-align: center;
    transition: all 0.3s ease;
}

.notice-text.important {
    color: #ff3d00;
    font-weight: 600;
    font-size: 1.2rem;
}

/* 间距调整 */
.hero-subtitle {
    margin: 1rem 0 2rem;
}

.hero-buttons {
    margin-top: 2rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .feature-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .dot {
        display: none;
    }
    
    .notice-text {
        font-size: 1rem;
    }
}

/* QQ群样式优化 */
.qq-groups {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.qq-group {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.qq-group:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 61, 0, 0.3);
    transform: translateY(-3px);
}

.qq-group p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #e0e0e0;
}

.join-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.join-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 61, 0, 0.2);
    background: transparent;
    border: 1px solid #ff3d00;
    color: #ff3d00;
}

/* 响应式调整 */
@media (min-width: 768px) {
    .qq-groups {
        flex-direction: row;
        justify-content: center;
        gap: 2rem;
    }

    .qq-group {
        flex: 1;
        max-width: 300px;
    }
}

/* 悬浮下载按钮样式 */
.floating-download {
    position: fixed;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%) translateY(20px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.floating-download.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.floating-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 15px 40px;
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 500;
    box-shadow: 0 5px 20px rgba(255, 61, 0, 0.3);
    transition: all 0.3s ease;
    white-space: nowrap;
}

.floating-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 61, 0, 0.4);
    background: linear-gradient(120deg, #ff2d2d, #ff3d00);
}

.download-icon {
    font-size: 1.3em;
    line-height: 1;
}

.download-text {
    font-size: 1.2em;
    font-weight: 600;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .floating-download {
        bottom: 20px;
    }
    
    .floating-button {
        padding: 12px 30px;
    }
    
    .download-text {
        font-size: 1.1em;
    }
}

/* 最新文章区块样式 - 灰色主题 */
.blog {
    padding: 4rem 0;
    background: #1a1a1a;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.blog h2 {
    color: #e0e0e0;
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.2rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.blog-card {
    background: #242424;
    border-radius: 12px;
    padding: 1.8rem;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px);
    background: #2a2a2a;
    border-color: #444;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.blog-date {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 1rem;
    font-weight: 500;
}

.blog-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #e0e0e0;
    font-weight: 600;
}

.blog-card p {
    color: #999;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more {
    display: inline-flex;
    align-items: center;
    color: #888;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.read-more:hover {
    color: #e0e0e0;
    transform: translateX(5px);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .blog {
        padding: 3rem 0;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .blog-card {
        padding: 1.5rem;
    }
    
    .blog h2 {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
}

/* 确保链接在移动端也可以点击 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-links.active {
        display: block;
    }

    .nav-links a {
        display: block;
        padding: 15px;
        border-bottom: 1px solid #eee;
    }
}

/* 分页样式 */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    color: #e0e0e0;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.pagination a:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* 当前页样式 */
.pagination .curpage {
    background: linear-gradient(120deg, #ff3d00, #ff2d2d);
    border-color: transparent;
    color: white;
    font-weight: 500;
    box-shadow: 0 2px 10px rgba(255, 61, 0, 0.2);
}

/* 禁用状态样式 */
.pagination .nopage {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* 页码信息样式 */
.pagination .pageinfo {
    color: #888;
    font-size: 0.9rem;
}

.pagination .pageinfo strong {
    color: #e0e0e0;
    font-weight: 600;
    margin: 0 0.3rem;
}

/* 首页和尾页样式 */
.pagination .homepage,
.pagination .endpage {
    font-weight: 500;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .pagination {
        gap: 0.5rem;
    }

    .pagination a,
    .pagination span {
        padding: 0.5rem 0.8rem;
        font-size: 0.9rem;
    }

    .pagination .pageinfo {
        width: 100%;
        text-align: center;
        margin-bottom: 0.5rem;
    }
}

/* 博客详情页图片样式 */
.article-content p {  /* 针对文章内容区域的段落 */
    text-align: center;  /* 段落居中 */
    margin: 1.5rem 0;    /* 上下间距 */
}

.article-content p img {  /* 针对文章段落中的图片 */
    max-width: 80%;     /* 图片最大宽度不超过容器 */
    height: auto;        /* 高度自动调整保持比例 */
    display: inline-block;  /* 内联块级显示 */
    border-radius: 8px;    /* 圆角效果 */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);  /* 轻微阴影 */
}

/* 响应式调整 */
@media (max-width: 768px) {
    .article-content p {
        margin: 1rem 0;
    }
    
    .article-content p img {
        border-radius: 6px;
    }
} 

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}