/* 登陆页面特定样式 */

/* 变量定义 (可选，但推荐用于颜色等) */
:root {
    --primary-color: #2e0a5a;
    --secondary-color: #ffb400;
    --text-light: #fff;
    --text-dark: #333;
    --text-muted: #666;
    --background-light: #fff;
    --background-medium: #f9f9f9;
    --background-accent: #f5f0ff;
    --gradient-divider: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    --shadow-light: 0 5px 15px rgba(0,0,0,0.05);
    --shadow-medium: 0 15px 30px rgba(0,0,0,0.1);
    --shadow-heavy: 0 20px 40px rgba(46, 10, 90, 0.15);
    --transition-speed: 0.3s;
}

/* 基础样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.btn-primary, .cta-button {
    background: #ffb400 !important;
    color: var(--text-dark) !important;
    font-weight: 700;
    padding: 15px 40px !important;
    border-radius: 30px;
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    transform-origin: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    box-shadow: 0 10px 20px rgba(255, 180, 0, 0.3);
    border: none;
    display: inline-block;
}

.btn-primary::after, .cta-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

.btn-primary:hover, .cta-button:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 15px 30px rgba(255, 180, 0, 0.3) !important;
    background-color: #ffa200 !important;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
    position: relative;
    display: inline-block; /* Required for ::after positioning */
    padding-bottom: 15px;
}

/* 通用标题下划线 */
.section-header h2::after,
.about-text h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    height: 3px;
    background: var(--gradient-divider);
    width: 80px;
}

.section-header h2::after {
    left: 50%;
    transform: translateX(-50%);
}

.about-text h2::after {
    left: 0;
}


.section-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* 卡片悬停效果 (通用) */
.card-hover-effect {
    background-color: var(--background-light);
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: all var(--transition-speed) ease;
}

.card-hover-effect:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

/* 图标通用样式 */
.icon-fa::before {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
}


/* 英雄区域 */
.hero-section {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at bottom right, rgba(81, 20, 148, 0.6), transparent 70%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

/* 特性区域 */
.features-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.features-section .container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: flex-start;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f0f0ff;
    border-radius: 10px;
    margin-right: 20px;
}

.feature-icon i, 
.feature-icon-responsive::before,
.feature-icon-customizable::before,
.feature-icon-performance::before,
.feature-icon-automation::before,
.feature-icon-ai::before,
.feature-icon-effects::before,
.feature-icon-support::before {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 24px;
    color: var(--primary-color);
}

.feature-content {
    flex: 1;
}

.feature-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #333;
}

.feature-item p {
    font-size: 15px;
    line-height: 1.6;
    color: #666;
    margin: 0;
}

/* 特性图标具体内容 */
.feature-icon-responsive::before { content: '\f085'; }
.feature-icon-customizable::before { content: '\f03d'; }
.feature-icon-performance::before { content: '\f007'; }
.feature-icon-automation::before { content: '\f0e7'; }
.feature-icon-ai::before { content: '\f544'; }
.feature-icon-effects::before { content: '\f0d0'; }
.feature-icon-support::before { content: '\f1cd'; }

/* 特性图标悬停效果 (合并重复代码) */
.feature-icon:hover i,
.feature-icon:hover::before { /* Apply hover to both i and ::before if both are used */
    transform: translateY(-5px);
    background-color: var(--primary-color);
    color: var(--text-light);
    box-shadow: 0 10px 20px rgba(46, 10, 90, 0.2);
}

/* 特性标题悬停效果 (合并重复代码) */
.feature-icon:hover span {
    color: var(--primary-color);
}


/* 教程资讯区域 */
.tutorials-section {
    padding: 80px 0;
    background-color: var(--background-medium);
}

.tutorials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.tutorial-item {
    /* Use common card styles */
    composes: card-hover-effect;
}

.tutorial-item h3 {
    margin: 20px 0 15px;
    color: var(--primary-color);
    font-size: 20px;
}

.tutorial-item p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.tutorial-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    position: relative;
}

.tutorial-link:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transition: transform var(--transition-speed) ease;
}

.tutorial-link:hover:after {
    transform: scaleX(1);
}


/* 设计理念区域 */
.philosophy-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #f6f3ff 0%, #fff8e6 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.philosophy-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="%232e0a5a" opacity="0.1"/></svg>');
    background-size: 80px 80px;
    z-index: 1;
    opacity: 0.5;
}

.philosophy-content {
    background-color: #f8f9fd;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
    position: relative;
    margin: 40px auto;
    max-width: 800px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    background-image: linear-gradient(135deg, #f8f9fd 0%, #e6f0ff 100%);
    transform: translateZ(0); /* 启用GPU加速 */
}

.philosophy-content:hover {
    transform: translateY(-10px) translateZ(0); /* 保留GPU加速，不使用scale */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.philosophy-content h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #333;
    line-height: 1.4;
    transition: all 0.3s ease;
}

.philosophy-content p {
    font-size: 18px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 30px;
}

.philosophy-content .user-count {
    font-size: 22px;
    font-weight: 700;
    color: #4a6cf7;
    margin: 15px 0;
    padding: 8px 20px;
    display: inline-block;
    position: relative;
    background: rgba(74, 108, 247, 0.1);
    border-radius: 30px;
}

.philosophy-content .user-count::before,
.philosophy-content .user-count::after {
    content: '';
    position: absolute;
    height: 2px;
    width: 40px;
    background: linear-gradient(90deg, transparent, #4a6cf7);
    top: 50%;
}

.philosophy-content .user-count::before {
    left: -50px;
}

.philosophy-content .user-count::after {
    right: -50px;
    background: linear-gradient(90deg, #4a6cf7, transparent);
}

.philosophy-content .price-container {
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.philosophy-content .original-price {
    font-size: 20px;
    font-weight: 500;
    color: #888;
    text-decoration: line-through;
    margin-bottom: 10px;
    position: relative;
}

.philosophy-content .price-tag {
    font-size: 54px;
    font-weight: 800;
    color: #ff6b6b;
    position: relative;
    display: inline-block;
    text-shadow: 2px 2px 0px rgba(0,0,0,0.1);
}

.philosophy-content .price-tag::before {
    content: "¥";
    font-size: 30px;
    position: relative;
    top: -15px;
    left: -5px;
}

.philosophy-content .benefits {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
}

.philosophy-content .benefit-item {
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 30px;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: 500;
    color: #555;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.philosophy-content .benefit-item:hover {
    background-color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    color: #4a6cf7;
}

/* 创建新的按钮和限时优惠的容器样式 */
.philosophy-content .philosophy-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
    gap: 20px;
    flex-wrap: wrap;
    min-height: 46px;
    transform: translateZ(0);
    will-change: transform;
    position: relative;
    z-index: 5;
}

/* 重新定义限时优惠样式 */
.philosophy-content .limited-offer {
    background-color: #ff6b6b;
    color: white;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 30px;
    display: inline-block;
    font-size: 16px;
    position: relative;
    animation: pulse 2s infinite;
    margin: 0;
    transform: translateZ(0); /* 启用GPU加速 */
}

/* 重新定义philosophy区域的立即加入按钮样式 */
.philosophy-content .cta-button {
    display: inline-block !important;
    background: #ffb400 !important;
    color: #333 !important;
    font-weight: 700 !important;
    padding: 10px 25px !important;
    border-radius: 30px !important;
    font-size: 16px !important;
    text-transform: uppercase !important;
    letter-spacing: 1px !important;
    box-shadow: 0 8px 20px rgba(255, 180, 0, 0.3) !important;
    border: none !important;
    text-decoration: none !important;
    z-index: 10 !important;
    cursor: pointer !important;
    margin: 0 !important;
    transition: all 0.3s ease !important;
    animation: none !important;
    position: relative !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    outline: none !important;
}

.philosophy-content .cta-button:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 12px 25px rgba(255, 180, 0, 0.4) !important;
    background-color: #ffa200 !important;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.4);
        transform: translateZ(0); /* 保持位置固定 */
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 107, 107, 0);
        transform: translateZ(0); /* 保持位置固定 */
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
        transform: translateZ(0); /* 保持位置固定 */
    }
}

.philosophy-icons {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.philosophy-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.4s ease;
    padding: 30px;
    border-radius: 15px;
    background-color: var(--background-light);
    box-shadow: 0 10px 30px rgba(46, 10, 90, 0.08);
    width: 200px;
    border: 1px solid rgba(46, 10, 90, 0.05);
    position: relative;
    overflow: hidden;
}

.philosophy-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-divider);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
}

.philosophy-icon:hover::before {
    opacity: 1;
}

.philosophy-icon i {
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f6f3ff; /* Specific background */
    border-radius: 50%;
    margin-bottom: 25px;
    font-size: 2.2rem;
    color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(46, 10, 90, 0.1);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.philosophy-icon i::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    border: 2px dashed rgba(46, 10, 90, 0.2);
    z-index: -1;
    opacity: 0;
    transform: scale(1.1);
    transition: all 0.4s ease;
}

.philosophy-icon:hover i::after {
    opacity: 1;
    transform: scale(1);
    animation: spin 15s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Philosophy Icons Specific Content */
.philosophy-icon-user::before { content: '\f007'; }
.philosophy-icon-simple::before { content: '\f0c8'; }
.philosophy-icon-innovation::before { content: '\f0eb'; }

/* Apply common Font Awesome styles */
.philosophy-icon-user::before,
.philosophy-icon-simple::before,
.philosophy-icon-innovation::before {
    /* Placeholder for potential shared styles, actual icon content is set above */
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    /* Consider adding font-size, color etc. here if consistent */
}


.philosophy-icon span {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    transition: all var(--transition-speed) ease;
    position: relative;
    padding-bottom: 10px;
}

.philosophy-icon span::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-divider);
    transition: width var(--transition-speed) ease;
}

.philosophy-icon:hover span::after {
    width: 50px;
}

.philosophy-icon:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(46, 10, 90, 0.15); /* Different shadow */
}

.philosophy-icon:hover i {
    transform: scale(1.1);
    background: linear-gradient(135deg, #2e0a5a 0%, #4a1097 100%); /* Specific gradient */
    color: var(--text-light);
    box-shadow: 0 15px 30px rgba(46, 10, 90, 0.25); /* Different shadow */
}

.philosophy-icon:hover span {
    color: var(--primary-color);
}

/* 多平台设计区域 */
.platforms-section {
    padding: 100px 0;
    background-color: var(--background-light);
    position: relative;
}

.platforms-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.platforms-text {
    flex: 1;
    max-width: 500px;
}

.platforms-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.platforms-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.platforms-image {
    flex: 1;
    position: relative;
}

.platforms-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.platform-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    background-color: var(--background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-light);
    z-index: 2;
    transition: all var(--transition-speed) ease;
}

.platform-icon::before {
    /* Use common icon styles */
    composes: icon-fa;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.icon-1 { top: 20%; left: -15px; }
.icon-1::before { content: '\f108'; /* 电脑图标 */ }

.icon-2 { top: 50%; right: -15px; }
.icon-2::before { content: '\f3cd'; /* 手机图标 */ }

.icon-3 { bottom: 20%; left: 50%; transform: translateX(-50%); }
.icon-3::before { content: '\f0c2'; /* 云图标 */ }

.platform-icon:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-heavy);
}

.icon-3:hover {
    transform: translateX(-50%) scale(1.1); /* Maintain translateX */
}


/* 客户终极教学群区域 */
.clients-section {
    padding: 80px 0;
    background-color: #f9f9ff;
    position: relative;
}

.clients-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(46, 10, 90, 0.03) 0%, rgba(255, 180, 0, 0.03) 100%);
    z-index: 1;
}

.clients-section .container {
    position: relative;
    z-index: 2;
}

.clients-section .section-header {
    margin-bottom: 40px;
}

.clients-section .section-header h2 {
    color: #2e0a5a;
    font-weight: 700;
    margin-bottom: 15px;
}

.clients-section .section-header p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 15px;
}

.clients-subtitle {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
    font-size: 1.4rem;
    font-weight: 600;
}

/* 价格功能卡片 */
.pricing-features {
    margin-bottom: 40px;
}

.features-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin: 0 auto;
    max-width: 1200px;
}

.feature-card {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(46, 10, 90, 0.08);
    transition: all 0.3s ease;
    overflow: hidden;
    height: 100%;
    border: 1px solid rgba(46, 10, 90, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(46, 10, 90, 0.12);
    border-color: rgba(46, 10, 90, 0.1);
}

.feature-card-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.feature-number {
    font-size: 1.6rem;
    font-weight: 700;
    color: #2e0a5a;
    margin-bottom: 15px;
    display: block;
    background: linear-gradient(135deg, #2e0a5a 0%, #ffb400 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card-content p {
    color: #555;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    flex-grow: 1;
}

.pricing-cta {
    text-align: center;
    margin-top: 40px;
}

.pricing-cta .btn-primary {
    padding: 14px 38px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 30px;
    transition: all 0.3s ease;
    background-color: #ffb400;
    color: #333;
    border: none;
    box-shadow: 0 10px 20px rgba(255, 180, 0, 0.3);
}

.pricing-cta .btn-primary:hover {
    background-color: #2e0a5a;
    color: #fff;
    box-shadow: 0 12px 25px rgba(46, 10, 90, 0.25);
    transform: translateY(-3px);
}

/* 响应式调整 */
@media screen and (max-width: 768px) {
    .features-cards {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        max-width: 100%;
    }

    .clients-section {
        padding: 60px 0;
    }
    
    .clients-subtitle {
        font-size: 1.3rem;
    }
}

/* 关于我们区域 */
.about-section {
    padding: 100px 0;
    background-color: var(--background-light);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top left, rgba(46, 10, 90, 0.03), transparent 70%);
    z-index: 1;
}

.about-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    position: relative;
    z-index: 2;
}

.about-text {
    flex: 1;
    max-width: 600px;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
    /* Underline defined in common styles */
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555; /* Slightly different gray */
    margin-bottom: 20px;
}

.about-image {
    flex: 1;
    max-width: 500px;
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-speed) ease;
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--secondary-color);
    border-radius: 10px;
    z-index: -1;
}

.about-image:hover img {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

/* 分隔线样式 */
/* 第一个定义 (philosophy section 附近) */
.divider-large { /* Renamed for clarity */
    width: 120px;
    height: 4px;
    background: var(--gradient-divider);
    margin: 0 auto 40px;
    display: block;
    border-radius: 2px;
}

/* 第二个定义 (移除重复项) */
.divider-small { /* Renamed for clarity */
    width: 80px;
    height: 3px;
    background: var(--gradient-divider);
    margin: 0 auto 30px;
    display: block;
    /* Note: No border-radius here based on original repeated definition */
}

/* 确保在HTML中使用正确的divider类名，或者统一为一个 .divider 并根据需要添加修饰符类 */
/* For now, assuming the two definitions were intentional and renaming them */
/* If only one style is needed, delete the unused one and rename back to .divider */
.divider { /* Fallback/Example if only one is needed (use the second definition's style) */
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #2e0a5a, #ffb400);
    margin: 0 auto 30px;
    display: block;
}


/* 联系方式图标 (移除重复项) */
.contact-icon-location::before,
.contact-icon-email::before,
.contact-icon-phone::before {
    /* Use common icon styles */
    composes: icon-fa;
    /* Add specific styles if needed, e.g., font-size */
}

.contact-icon-location::before { content: '\f3c5'; }
.contact-icon-email::before { content: '\f0e0'; }
.contact-icon-phone::before { content: '\f095'; }


/* 响应式设计 */
@media screen and (max-width: 992px) {
    .about-content,
    .platforms-content { /* Added platforms */
        flex-direction: column;
    }

    .about-text, .about-image,
    .platforms-text, .platforms-image { /* Added platforms */
        max-width: 100%;
    }

    .platforms-image {
        margin-top: 30px; /* Add some space when stacked */
    }
}

@media screen and (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.8rem;
    }

    /* Sections */
    .hero-section,
    .features-section,
    .tutorials-section,
    .philosophy-section,
    .platforms-section,
    .clients-section,
    .about-section {
        padding: 60px 0; /* Reduced padding */
    }

    .section-header {
        margin-bottom: 40px;
    }
     .section-header h2 {
        font-size: 2rem;
    }
     .section-header p {
        font-size: 1rem;
    }


    .feature-item {
        min-width: calc(100% - 40px); /* Adjust based on container padding */
        max-width: 400px; /* Optional max-width */
        margin-left: auto;
        margin-right: auto;
    }

    .client-logo {
        flex: 0 0 calc(50% - 40px); /* 2 logos per row */
        max-width: 140px;
    }

     .philosophy-icons {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }

    .philosophy-icon {
        width: 100%;
        max-width: 280px;
    }

    .philosophy-content {
        padding: 30px 20px;
    }

    .philosophy-content h2 {
        font-size: 24px;
    }
     .philosophy-content p {
        font-size: 16px;
    }
     .philosophy-content .user-count {
        font-size: 18px;
    }
     .philosophy-content .original-price {
        font-size: 18px;
    }
     .philosophy-content .price-tag {
        font-size: 42px;
    }
     .philosophy-content .benefit-item {
        padding: 8px 15px;
        font-size: 14px;
    }
     .philosophy-content .cta-button {
        padding: 12px 30px;
        font-size: 16px;
    }
}

/* 终极教学群区域增强样式 */
.clients-section .section-header {
    margin-bottom: 30px;
}

.clients-section .emotion-tag {
    display: inline-block;
    background: linear-gradient(135deg, #ffb400, #ff7800);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    padding: 8px 25px;
    border-radius: 30px;
    margin: 15px auto 0;
    box-shadow: 0 5px 15px rgba(255, 184, 0, 0.3);
    position: relative;
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.clients-subtitle {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.clients-subtitle::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #2e0a5a, #ffb400);
    border-radius: 3px;
}

.countdown-timer {
    background: rgba(255, 107, 107, 0.1);
    border: 2px dashed #ff6b6b;
    border-radius: 8px;
    padding: 15px 25px;
    margin: 20px auto 40px;
    max-width: 400px;
    text-align: center;
    animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 107, 107, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
    }
}

.countdown-label {
    font-size: 16px;
    font-weight: 600;
    color: #ff6b6b;
    margin-bottom: 5px;
}

.countdown-value {
    font-size: 28px;
    font-weight: 800;
    color: #ff6b6b;
    letter-spacing: 2px;
    font-family: monospace;
}

.feature-card {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #2e0a5a, #ffb400);
    transform: translateX(-100%);
    transition: transform 0.4s ease;
}

.feature-card:hover::before {
    transform: translateX(0);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(46, 10, 90, 0.15);
}

.feature-number {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-number {
    transform: scale(1.1);
    text-shadow: 0 2px 10px rgba(46, 10, 90, 0.2);
}

.testimonial-box {
    background: #fff;
    border-radius: 15px;
    padding: 25px 30px;
    margin: 40px auto;
    max-width: 700px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    border-left: 5px solid #4a6cf7;
}

.testimonial-box::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 80px;
    color: rgba(74, 108, 247, 0.1);
    font-family: serif;
    line-height: 1;
}

.testimonial-quote {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    font-style: italic;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 15px;
}

.testimonial-author {
    text-align: right;
    font-size: 16px;
    color: #666;
    font-weight: 500;
}

.pricing-cta {
    text-align: center;
    margin: 50px 0 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.cta-tag {
    background-color: #ff6b6b;
    color: white;
    font-weight: 700;
    padding: 8px 25px;
    border-radius: 30px;
    font-size: 16px;
    display: inline-block;
    margin-bottom: 5px;
    animation: pulse 2s infinite;
}

.btn-cta {
    background: #ffb400 !important;
    color: #333 !important;
    font-size: 20px !important;
    font-weight: 700 !important;
    padding: 15px 40px !important;
    text-transform: uppercase !important;
    letter-spacing: 1px !important;
    position: relative !important;
    overflow: hidden !important;
    transform-origin: center !important;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    border-radius: 30px !important;
    border: none !important;
    display: inline-block !important;
    text-decoration: none !important;
    cursor: pointer !important;
}

.btn-cta::after {
    content: '' !important;
    position: absolute !important;
    top: -50% !important;
    left: -50% !important;
    width: 200% !important;
    height: 200% !important;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.3), transparent) !important;
    transform: rotate(45deg) !important;
    animation: shine 3s infinite !important;
}

.btn-cta:hover {
    transform: scale(1.05) translateY(-5px) !important;
    box-shadow: 0 15px 30px rgba(255, 180, 0, 0.3) !important;
    background-color: #ffa200 !important;
}

.guarantee-text {
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    font-weight: 500;
}

@media screen and (max-width: 768px) {
    .clients-section .emotion-tag {
        font-size: 16px;
        padding: 6px 20px;
    }
    
    .countdown-timer {
        padding: 12px 20px;
        margin: 20px auto 30px;
    }
    
    .countdown-label {
        font-size: 14px;
    }
    
    .countdown-value {
        font-size: 24px;
    }
    
    .testimonial-box {
        padding: 20px;
    }
    
    .testimonial-quote {
        font-size: 15px;
    }
    
    .btn-cta {
        font-size: 18px !important;
        padding: 12px 30px !important;
    }
}

/* 新的特性网格样式 */
.features-grid-container {
    width: 100%;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    width: 100%;
}

.feature-item {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 30px;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
    min-height: 120px;
}

.feature-number {
    font-size: 42px;
    font-weight: 800;
    color: #4a6cf7;
    margin-right: 25px;
    flex-shrink: 0;
    width: 60px;
    text-align: left;
    position: relative;
    line-height: 1;
}

.feature-desc {
    font-size: 16px;
    line-height: 1.5;
    color: #555;
    flex-grow: 1;
    text-align: left;
}

/* 评价轮播样式 */
.testimonials-carousel {
    width: 100%;
    max-width: 1200px;
    margin: 60px auto 50px;
    position: relative;
    padding: 0;
    overflow: hidden;
    height: 180px;
}

.testimonials-wrapper {
    display: flex;
    animation: carousel 17s linear infinite;
    width: 100%;
    position: absolute;
    left: 0;
    gap: 20px;
}

@keyframes carousel {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-166.7%);
    }
}

.testimonial-slide {
    min-width: calc(33.33% - 14px);
    flex: 0 0 calc(33.33% - 14px);
    padding: 0;
    box-sizing: border-box;
    flex-shrink: 0;
}

.testimonial-content {
    background: #fff;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    position: relative;
    border-left: 5px solid #4a6cf7;
    text-align: left;
    width: 100%;
    height: 100%;
    margin: 0;
    box-sizing: border-box;
}

.testimonial-quote {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    font-style: italic;
    line-height: 1.5;
    text-align: left;
    margin-bottom: 15px;
    position: relative;
    padding-left: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.testimonial-author {
    text-align: right;
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

@media screen and (max-width: 992px) {
    .testimonial-slide {
        min-width: calc(50% - 10px);
        flex: 0 0 calc(50% - 10px);
    }
    
    @keyframes carousel {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-250%);
        }
    }
}

@media screen and (max-width: 768px) {
    .testimonial-slide {
        min-width: calc(100% - 10px);
        flex: 0 0 calc(100% - 10px);
    }
    
    @keyframes carousel {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-500%);
        }
    }
    
    .testimonial-content {
        padding: 20px;
    }
    
    .testimonial-quote {
        font-size: 15px;
    }
}

/* 调整客户区域容器 */
.clients-section .container {
    max-width: 1200px;
    width: 100%;
    padding: 0 15px;
    margin: 0 auto;
}

/* 按钮区域 */
.pricing-cta {
    width: 100%;
    max-width: 1200px;
    text-align: center;
    margin: 50px auto 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.cta-tag {
    background-color: #ff6b6b;
    color: white;
    font-weight: 700;
    padding: 8px 25px;
    border-radius: 30px;
    font-size: 16px;
    display: inline-block;
    margin-bottom: 5px;
    animation: pulse 2s infinite;
}

.btn-cta {
    background: #ffb400 !important;
    color: #333 !important;
    font-size: 20px !important;
    font-weight: 700 !important;
    padding: 15px 40px !important;
    text-transform: uppercase !important;
    letter-spacing: 1px !important;
    position: relative !important;
    overflow: hidden !important;
    transform-origin: center !important;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    border-radius: 30px !important;
    border: none !important;
    display: inline-block !important;
    text-decoration: none !important;
    cursor: pointer !important;
}

.btn-cta::after {
    content: '' !important;
    position: absolute !important;
    top: -50% !important;
    left: -50% !important;
    width: 200% !important;
    height: 200% !important;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.3), transparent) !important;
    transform: rotate(45deg) !important;
    animation: shine 3s infinite !important;
}

.btn-cta:hover {
    transform: scale(1.05) translateY(-5px) !important;
    box-shadow: 0 15px 30px rgba(255, 180, 0, 0.3) !important;
    background-color: #ffa200 !important;
}

/* 二维码弹窗样式 */
.qrcode-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.qrcode-modal.active {
    opacity: 1;
    visibility: visible;
}

.qrcode-container {
    background: white;
    padding: 30px;
    border-radius: 16px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.qrcode-modal.active .qrcode-container {
    transform: translateY(0);
}

.qrcode-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.qrcode-subtitle {
    font-size: 16px;
    color: #666;
    margin-bottom: 20px;
}

.qrcode-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    border: 1px solid #eee;
    padding: 10px;
    background: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.qrcode-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qrcode-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #aaa;
    transition: color 0.3s ease;
    background: none;
    border: none;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.qrcode-close:hover {
    color: var(--primary-color);
    background-color: #f5f5f5;
}

.qrcode-button {
    background: var(--secondary-color);
    color: var(--text-dark);
    font-weight: 600;
    padding: 12px 25px;
    border-radius: 30px;
    font-size: 16px;
    margin-top: 10px;
    display: inline-block;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

.qrcode-button:hover {
    background-color: #ffa200;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 180, 0, 0.3);
}

@media screen and (max-width: 768px) {
    .qrcode-container {
        padding: 25px 20px;
    }
    
    .qrcode-title {
        font-size: 20px;
    }
    
    .qrcode-subtitle {
        font-size: 14px;
    }
    
    .qrcode-image {
        width: 180px;
        height: 180px;
    }
}

.qrcode-tips {
    font-size: 14px;
    color: #666;
    margin-top: 15px;
    font-style: italic;
}

.hero-buttons .btn-primary, 
.about-text .btn-primary,
.pricing-cta .btn-primary,
.news-cta .btn-primary,
.philosophy-content .cta-button {
    background: #ffb400 !important;
    color: var(--text-dark) !important;
    font-weight: 700;
    padding: 15px 40px !important;
    border-radius: 30px;
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    transform-origin: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    box-shadow: 0 10px 20px rgba(255, 180, 0, 0.3);
    border: none;
    display: inline-block;
    text-decoration: none;
}

.hero-buttons .btn-primary::after, 
.about-text .btn-primary::after,
.pricing-cta .btn-primary::after,
.news-cta .btn-primary::after,
.philosophy-content .cta-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

.hero-buttons .btn-primary:hover, 
.about-text .btn-primary:hover,
.pricing-cta .btn-primary:hover,
.news-cta .btn-primary:hover,
.philosophy-content .cta-button:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 15px 30px rgba(255, 180, 0, 0.3) !important;
    background-color: #ffa200 !important;
    color: var(--text-dark) !important;
    text-decoration: none;
}

/* 导航下载按钮样式 */
.nav-download .btn-download {
    background: #ffb400;
    color: var(--text-dark);
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 14px;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    transform-origin: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 180, 0, 0.2);
    border: none;
    display: inline-block;
    text-decoration: none;
}

.nav-download .btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 180, 0, 0.3);
    background-color: #ffa200;
}

/* 加入我们版块专用按钮样式 */
.philo-join-btn {
    display: inline-block;
    background: #ffb400;
    color: #333;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 30px;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    transform-origin: center;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(255, 180, 0, 0.3);
    border: none;
    cursor: pointer;
    outline: none;
}

.philo-join-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(255, 180, 0, 0.4);
    background-color: #ffa200;
}

.philo-join-btn:active {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 180, 0, 0.3);
}

/* 按钮悬停效果 */
.btn-cta:hover, .cta-button:hover, #join-us-button:hover, .philosophy-buttons .btn-cta:hover {
    background: #ffc733 !important;
    box-shadow: 0 5px 15px rgba(255, 180, 0, 0.5) !important;
    transform: translateY(-2px) !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
}

/* 按钮点击效果 */
.btn-cta:active, .cta-button:active, #join-us-button:active, .philosophy-buttons .btn-cta:active {
    background: #e6a100 !important;
    box-shadow: 0 2px 5px rgba(255, 180, 0, 0.3) !important;
    transform: translateY(1px) !important;
    transition: all 0.1s ease !important;
}

/* 闪动动画效果 */
@keyframes btn-flash {
    0% { box-shadow: 0 0 0 0 rgba(255, 180, 0, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 180, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 180, 0, 0); }
}

/* 给下载按钮添加闪动效果 */
.btn.btn-download, .btn-download, .btn-primary, .btn-cta, .cta-button, #join-us-button {
    animation: btn-flash 2s infinite !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
}

/* 确保哲学部分的按钮也有闪动效果 */
.philo-join-btn, .philosophy-buttons .cta-button, #join-us-button, .philosophy-buttons .btn-cta, .philosophy-buttons button {
    animation: btn-flash 2s infinite !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
}

/* 特殊处理a.btn-cta以确保正确的指针和链接行为 */
a.btn-cta, #join-us-button, .cta-button, .philosophy-buttons .btn-cta, .news-cta .btn-primary {
    text-decoration: none !important;
    cursor: pointer !important;
}

/* 查看全部资讯按钮特殊处理 - 移除闪动效果 */
.news-cta .btn.btn-primary {
    animation: none !important; 
    cursor: pointer !important;
}

/* 添加shine动画特效 */
@keyframes shine {
    0% {
        left: -100%;
    }
    20% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* 加入我们版块按钮特殊样式 */
#join-us-button, #join-us-button-fixed, #join-us-button-new,
.philosophy-buttons .cta-button, .philosophy-buttons .btn-cta, .philosophy-buttons button {
    cursor: pointer !important;
    animation: btn-flash 2s infinite !important;
    display: inline-block !important;
    background: #ffb400 !important;
    color: #333 !important;
    font-weight: 700 !important;
    padding: 15px 40px !important;
    border-radius: 30px !important;
    font-size: 18px !important;
    text-transform: uppercase !important;
    letter-spacing: 1px !important;
    position: relative !important;
    overflow: hidden !important;
    transform-origin: center !important;
    transition: all 0.3s ease !important;
    border: none !important;
    box-shadow: 0 10px 20px rgba(255, 180, 0, 0.3) !important;
}

/* 按钮悬停和点击效果 */
#join-us-button:hover, #join-us-button-fixed:hover, #join-us-button-new:hover,
.philosophy-buttons .cta-button:hover, .philosophy-buttons .btn-cta:hover, .philosophy-buttons button:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 15px 30px rgba(255, 180, 0, 0.4) !important;
    background-color: #ffa200 !important;
}

#join-us-button:active, #join-us-button-fixed:active, #join-us-button-new:active,
.philosophy-buttons .cta-button:active, .philosophy-buttons .btn-cta:active, .philosophy-buttons button:active {
    transform: translateY(2px) !important;
    box-shadow: 0 5px 10px rgba(255, 180, 0, 0.3) !important;
    background-color: #e69900 !important;
}

/* 查看全部资讯按钮特殊处理 */
.news-cta .btn.btn-primary, .news-cta a.btn-primary {
    animation: none !important;
    cursor: pointer !important;
    text-decoration: none !important;
    background: #f8f9fa !important;
    color: #4a6cf7 !important;
    border: 2px solid #4a6cf7 !important;
    box-shadow: none !important;
}

.news-cta .btn.btn-primary:hover, .news-cta a.btn-primary:hover {
    background: #4a6cf7 !important;
    color: white !important;
    transform: translateY(-3px) !important;
    box-shadow: 0 5px 15px rgba(74, 108, 247, 0.3) !important;
}