/*
==========================================================================
首页专用样式文件
==========================================================================
*/

/* Hero区域样式 */
.hero-section {
    position: relative;
    
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #FF6B6B 0%, #4ECDC4 50%, #45B7D1 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
    min-height: 600px;
}

.hero-text {
    padding-right: 40px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: #ffffff;
}

.hero-title .highlight {
    color: #FFE066;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-title .main-text {
    color: #ffffff;
}

.hero-title .system-text {
    color: #FF9FF3;
    font-size: 4rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-buttons .btn {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.hero-buttons .btn-primary {
    background: #FF6B6B;
    color: #ffffff;
    border: 2px solid #FF6B6B;
}

.hero-buttons .btn-primary:hover {
    background: #FF5252;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,107,107,0.4);
}

.hero-buttons .btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255,255,255,0.8);
}

.hero-buttons .btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: #ffffff;
}

/* Hero插画区域 */
.hero-visual {
    position: relative;
    height: 600px;
}

.hero-illustration {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.illustration-phone {
    width: 200px;
    height: 350px;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    border-radius: 25px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    z-index: 3;
}

.illustration-phone::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 60px;
    background: linear-gradient(145deg, #4ECDC4, #45B7D1);
    border-radius: 15px;
}

.illustration-charts {
    width: 150px;
    height: 100px;
    background: #ffffff;
    border-radius: 15px;
    position: absolute;
    top: 20%;
    right: 10%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    z-index: 2;
}

.illustration-charts::before {
    content: '';
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 15px;
    height: 40px;
    background: linear-gradient(90deg, #FF6B6B 0%, #4ECDC4 50%, #45B7D1 100%);
    border-radius: 5px;
}

.illustration-person {
    width: 120px;
    height: 160px;
    background: linear-gradient(145deg, #FFE066, #FF9FF3);
    border-radius: 50px 50px 20px 20px;
    position: absolute;
    bottom: 10%;
    left: 20%;
    z-index: 2;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.floating-elements .element {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    animation: float 6s ease-in-out infinite;
}

.floating-elements .element-1 {
    width: 60px;
    height: 60px;
    top: 15%;
    left: 15%;
    animation-delay: 0s;
}

.floating-elements .element-2 {
    width: 40px;
    height: 40px;
    top: 70%;
    right: 20%;
    animation-delay: 2s;
}

.floating-elements .element-3 {
    width: 80px;
    height: 80px;
    top: 40%;
    right: 5%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Hero背景 */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #FF6B6B 0%, #4ECDC4 50%, #45B7D1 100%);
    opacity: 0.9;
}

.hero-background .shape-1,
.hero-background .shape-2 {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
}

.hero-background .shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    right: -50px;
    animation: rotate 20s linear infinite;
}

.hero-background .shape-2 {
    width: 200px;
    height: 200px;
    bottom: 10%;
    left: -50px;
    animation: rotate 25s linear infinite reverse;
}

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

/* 痛点问题区域 */
.pain-points-section {
    padding: 80px 0;
    background: #ffffff;
}

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

.pain-point-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.pain-point-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.pain-point-card .card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.pain-point-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.pain-point-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 专家介绍区域 */
.expert-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #fff5f5 100%);
}

.expert-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 80px;
    align-items: center;
}

.expert-text {
    padding-right: 40px;
}

.expert-badge {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.expert-badge span {
    background: linear-gradient(135deg, #FF6B6B, #4ECDC4);
    color: #ffffff;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-block;
    width: fit-content;
}

.expert-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
    line-height: 1.2;
}

.expert-description {
    margin-bottom: 40px;
}

.expert-description p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.expert-stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #FF6B6B;
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

.expert-image {
    position: relative;
}

/* 互联网元素展示 */
.internet-elements {
    width: 100%;
    height: 500px;
    position: relative;
    border-radius: 20px;
    background: linear-gradient(135deg, #4285f4 0%, #34a853 25%, #fbbc05 50%, #ea4335 75%, #4285f4 100%);
    background-size: 300% 300%;
    animation: gradientShift 8s ease infinite;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.google-ecosystem {
    text-align: center;
    margin-bottom: 30px;
}

.google-logo {
    font-size: 48px;
    font-weight: 700;
    color: white;
    margin-bottom: 15px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.3);
    font-family: 'Product Sans', 'Arial', sans-serif;
}

.search-box {
    background: white;
    padding: 12px 20px;
    border-radius: 25px;
    color: #333;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    display: inline-block;
}

.ads-badge {
    background: #34a853;
    color: white;
    padding: 8px 16px;
    border-radius: 15px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
    box-shadow: 0 5px 15px rgba(52,168,83,0.4);
}

.b2b-elements {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.b2b-elements > div {
    font-size: 36px;
    background: rgba(255,255,255,0.2);
    padding: 15px;
    border-radius: 50%;
    animation: float 3s ease-in-out infinite;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
}

.chart-icon { animation-delay: 0s; }
.growth-arrow { animation-delay: 0.5s; }
.target-icon { animation-delay: 1s; }
.globe-icon { animation-delay: 1.5s; }

.floating-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.stat-bubble {
    background: rgba(255,255,255,0.95);
    color: #333;
    padding: 10px 18px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    animation: pulse 2s ease-in-out infinite;
}

.stat-bubble:nth-child(2) { animation-delay: 0.5s; }
.stat-bubble:nth-child(3) { animation-delay: 1s; }

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #FFE066, #FF9FF3);
    border-radius: 50%;
    z-index: -1;
}

/* 服务展示区域 */
.services-section {
    padding: 100px 0;
    background: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    background: #ffffff;
    padding: 40px 10px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #FF6B6B, #4ECDC4, #45B7D1);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #ffffff;
    position: relative;
}

.service-icon.google-seo {
    background: linear-gradient(135deg, #4285F4, #34A853);
}

.service-icon.google-ads {
    background: linear-gradient(135deg, #EA4335, #FBBC05);
}

.service-icon.website-build {
    background: linear-gradient(135deg, #9C27B0, #E91E63);
}

.service-icon.social-media {
    background: linear-gradient(135deg, #3F51B5, #2196F3);
}

.service-icon.full-marketing {
    background: linear-gradient(135deg, #FF5722, #FF9800);
}

.service-icon::before {
    content: '🔍';
    font-size: 2rem;
}

.service-icon.google-ads::before { content: '📊'; }
.service-icon.website-build::before { content: '🌐'; }
.service-icon.social-media::before { content: '📱'; }
.service-icon.full-marketing::before { content: '🚀'; }

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.service-features span {
    background: #f8f9fa;
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    border: 1px solid #e9ecef;
}

/* 数据对比区域 */
.comparison-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
}

.comparison-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 60px;
}

.comparison-item {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.comparison-visual {
    margin-bottom: 30px;
    position: relative;
   
}

.character {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 20px;
    position: relative;
}

.character.sad {
    background: linear-gradient(135deg, #ff6b6b, #ffa500);
}

.character.happy {
    background: linear-gradient(135deg, #4ecdc4, #44a08d);
}

.character::before {
    content: '😞';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
}

.character.happy::before {
    content: '😊';
}

.data-points {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.data-point {
    background: rgba(255,255,255,0.2);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(255,255,255,0.3);
}

.data-point.success {
    background: rgba(76, 175, 80, 0.3);
    border-color: rgba(76, 175, 80, 0.5);
}

.comparison-item h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 25px;
}

.comparison-stats {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comparison-stats li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    font-size: 1.1rem;
}

.comparison-stats li:last-child {
    border-bottom: none;
}

.vs-separator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
}

/* 客户案例区域 */
.cases-section {
    padding: 100px 0;
    background: #ffffff;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.case-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    background: #ffffff;
}

.case-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.case-image {
    height: 200px;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.case-item:hover .case-image img {
    transform: scale(1.05);
}

.case-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    gap: 12px;
}

.case-placeholder .placeholder-icon {
    font-size: 3rem;
    margin-bottom: 8px;
}

.case-placeholder span {
    font-size: 0.9rem;
    font-weight: 500;
    color: #868e96;
}

/* 占位案例特殊样式 */
.case-item.placeholder {
    opacity: 0.8;
}

.case-item.placeholder .case-overlay {
    background: linear-gradient(135deg, #f8f9ff, #fff8f8);
}

.case-item.placeholder .case-link.disabled {
    color: #adb5bd;
    cursor: not-allowed;
    pointer-events: none;
}

.case-item.placeholder .case-link.disabled:hover {
    color: #adb5bd;
}

.case-overlay {
    padding: 25px;
    background: #ffffff;
}

.case-overlay h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.case-overlay p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.case-link {
    color: #FF6B6B;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.case-link:hover {
    color: #FF5252;
}

.cases-cta {
    text-align: center;
    margin-top: 60px;
}

/* 合作伙伴区域 */
.partners-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 50px;
    align-items: center;
}

.partner-item {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    background: #ffffff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    padding: 20px;
}

.partner-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

.partner-item img {
    max-width: 100%;
    max-height: 60px;
    width: auto;
    height: auto;
    filter: grayscale(100%) opacity(0.7);
    transition: filter 0.3s ease;
}

.partner-item:hover img {
    filter: none;
}

.partners-cta {
    text-align: center;
    margin-top: 60px;
}

/* 知识分享区域 */
.knowledge-section {
    padding: 100px 0;
    background: #ffffff;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.knowledge-item {
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.knowledge-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.knowledge-image {
    height: 180px;
    overflow: hidden;
}

.knowledge-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.knowledge-item:hover .knowledge-image img {
    transform: scale(1.05);
}

.knowledge-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #4ECDC4, #45B7D1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    gap: 12px;
}

.knowledge-placeholder .placeholder-icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.knowledge-placeholder span {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.9);
}

/* 占位知识文章特殊样式 */
.knowledge-item.placeholder {
    opacity: 0.8;
}

.knowledge-item.placeholder .knowledge-content {
    background: linear-gradient(135deg, #f0f8ff, #fff0f8);
}

.knowledge-item.placeholder .knowledge-meta {
    color: #adb5bd;
}

.knowledge-content {
    padding: 25px;
}

.knowledge-category {
    background: #FF6B6B;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 15px;
}

.knowledge-content h3 {
    margin-bottom: 12px;
}

.knowledge-content h3 a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.knowledge-content h3 a:hover {
    color: #FF6B6B;
}

.knowledge-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
}

.knowledge-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-light);
}

.knowledge-cta {
    text-align: center;
    margin-top: 60px;
}

/* 底部CTA区域 */
.final-cta-section {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    text-align: center;
    overflow: hidden;
}

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

.cta-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-subtitle {
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.9;
}

.cta-form {
    max-width: 600px;
    margin: 0 auto 50px;
    background: rgba(255,255,255,0.1);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row:last-child {
    grid-template-columns: 1fr;
    margin-bottom: 0;
}

.form-row:nth-child(3) {
    grid-template-columns: 1fr;
}

.cta-form input,
.cta-form select,
.cta-form textarea {
    padding: 15px 20px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.cta-form input::placeholder,
.cta-form textarea::placeholder {
    color: rgba(255,255,255,0.7);
}

.cta-form input:focus,
.cta-form select:focus,
.cta-form textarea:focus {
    outline: none;
    border-color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.2);
}

.btn-submit {
    width: 100%;
    padding: 18px 40px;
    background: #FF6B6B;
    color: #ffffff;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-submit:hover {
    background: #FF5252;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255,107,107,0.4);
}

.btn-loading {
    display: none;
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top: 2px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translateY(-50%) rotate(0deg); }
    100% { transform: translateY(-50%) rotate(360deg); }
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

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

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102,126,234,0.9) 0%, rgba(118,75,162,0.9) 100%);
}

/* 通用按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
}

/* 通用区域标题 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.final-cta-section .section-title,
.comparison-section .section-title {
    color: #ffffff;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .hero-content {
        gap: 40px;
    }
    
    .expert-content {
        gap: 60px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0 60px;
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-text {
        padding-right: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-title .system-text {
        font-size: 3rem;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .expert-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .expert-text {
        padding-right: 0;
    }
    
    .expert-image {
        order: -1;
    }
    
    /* 移动端互联网元素优化 */
    .internet-elements {
        height: 350px;
        padding: 20px;
    }
    
    .google-logo {
        font-size: 36px;
        margin-bottom: 12px;
    }
    
    .search-box {
        font-size: 14px;
        padding: 10px 16px;
        margin-bottom: 12px;
    }
    
    .ads-badge {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .google-ecosystem {
        margin-bottom: 20px;
    }
    
    .b2b-elements {
        gap: 15px;
        margin-bottom: 20px;
    }
    
    .b2b-elements > div {
        font-size: 28px;
        padding: 12px;
    }
    
    .floating-stats {
        gap: 10px;
    }
    
    .stat-bubble {
        font-size: 12px;
        padding: 8px 14px;
    }
    
    .comparison-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .vs-separator {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .cta-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2.2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid,
    .knowledge-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-title .system-text {
        font-size: 2.5rem;
    }
    
    .cta-form {
        padding: 30px 20px;
    }
    
    .pain-points-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid,
    .knowledge-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
    }
}