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

body {
    font-family: "AlimamaFangYuanTi.ttf", 'Segoe UI', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: #2962FF;
    color: white;
    border: 2px solid #2962FF;
}

.btn-primary:hover {
    background-color: #0039CB;
    border-color: #0039CB;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background-color: transparent;
    color: #2962FF;
    border: 2px solid #2962FF;
}

.btn-outline:hover {
    background-color: #2962FF;
    color: white;
}

.btn-outline-light {
    border-color: white;
    color: white;
}

.btn-outline-light:hover {
    background-color: white;
    color: #2962FF;
}

.btn-lg {
    padding: 12px 28px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.text-link {
    color: #2962FF;
    font-weight: 500;
    transition: all 0.2s;
}

.text-link:hover {
    text-decoration: underline;
}

.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: #222;
}

.section-header p {
    color: #666;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* 头部样式 */
.main-header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

.main-nav {
    display: flex;
    gap: 30px;
}

.main-nav a {
    font-weight: 500;
    color: #444;
    transition: color 0.2s;
}

.main-nav a:hover {
    color: #2962FF;
}

.user-actions {
    display: flex;
    gap: 15px;
}

/* 英雄区样式 */
.hero {
    background: linear-gradient(135deg, #2962FF 0%, #00B0FF 100%);
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

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

.hero-image {
    flex: 1;
    text-align: right;
    animation: float 6s ease-in-out infinite;
}

.cta-group {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* 套餐区样式 */
.plan-filter {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.filter-btn {
    padding: 8px 16px;
    background: none;
    border: 1px solid #ddd;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn.active {
    background-color: #2962FF;
    color: white;
    border-color: #2962FF;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.plan-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

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

.plan-card.featured {
    border: 2px solid #2962FF;
}

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: #FF6D00;
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.plan-header {
    padding: 25px;
    border-bottom: 1px solid #eee;
    text-align: center;
}

.plan-header h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.price {
    margin: 15px 0;
}

.amount {
    font-size: 2.2rem;
    font-weight: 700;
    color: #2962FF;
}

.period {
    font-size: 1rem;
    color: #777;
}

.save-note {
    font-size: 0.9rem;
    color: #FF6D00;
    font-weight: 500;
}

.plan-features {
    padding: 25px;
}

.plan-features ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-check {
    width: 20px;
    height: 20px;
    background-color: #4CAF50;
    border-radius: 50%;
    position: relative;
    display: inline-block;
}

.icon-check::after {
    content: "";
    position: absolute;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    top: 2px;
    left: 7px;
}

.plan-actions {
    padding: 20px 25px;
    text-align: center;
    border-top: 1px solid #eee;
}

/* 对比表格样式 */
.compare-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
    background-color: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

.compare-table th,
.compare-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.compare-table th {
    background-color: #f5f7fa;
    font-weight: 600;
}

.compare-table tr:last-child td {
    border-bottom: none;
}

.icon-check-inline {
    display: inline-block;
    width: 18px;
    height: 18px;
    background-color: #4CAF50;
    border-radius: 50%;
    position: relative;
}

.icon-check-inline::after {
    content: "";
    position: absolute;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    top: 1px;
    left: 6px;
}

.icon-times {
    display: inline-block;
    width: 18px;
    height: 18px;
    position: relative;
}

.icon-times::before,
.icon-times::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #f44336;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.icon-times::before {
    transform: rotate(45deg);
}

.icon-times::after {
    transform: rotate(-45deg);
}

/* 定制服务区样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    width: 60px;
    height: 60px;
    background-color: #E3F2FD;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: #2962FF;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #222;
}

.service-card p {
    color: #666;
    margin-bottom: 20px;
}

.service-features {
    margin-bottom: 25px;
}

.service-features li {
    padding: 8px 0;
    border-bottom: 1px dashed #eee;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features li:last-child {
    border-bottom: none;
}

.custom-cta {
    background-color: #E3F2FD;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    margin-top: 50px;
}

.custom-cta h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

/* 技术优势区样式 */
.tech-section .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.tech-content {
    flex: 1;
}

.tech-image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.tech-item {
    display: flex;
    gap: 15px;
}

.tech-icon {
    width: 50px;
    height: 50px;
    background-color: #E3F2FD;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
    color: #2962FF;
}

.tech-item h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

/* FAQ样式 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: white;
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: left;
}

.faq-question:hover {
    background-color: #f9f9f9;
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer p {
    padding-bottom: 20px;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 20px 20px;
}

.custom-arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 10px solid #666;
    transition: transform 0.3s;
}

.faq-item.active .custom-arrow {
    transform: rotate(180deg);
}

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

/* CTA区样式 */
.cta-section {
    background-color: #2962FF;
    color: white;
    text-align: center;
    padding: 60px 0;
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

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

/* 浮动按钮 */
.floating-actions {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.chat-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #FF6D00;
    color: white;
    padding: 12px 20px;
    border-radius: 30px;
    box-shadow: 0 5px 15px rgba(255, 109, 0, 0.3);
    transition: all 0.3s;
}

.chat-btn:hover {
    background-color: #E65100;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 109, 0, 0.4);
}

/* 动画 */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero-image {
        margin-top: 40px;
    }

    .tech-section .container {
        flex-direction: column;
    }

    .tech-image {
        order: -1;
        margin-bottom: 40px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .section {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .plan-filter {
        flex-wrap: wrap;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .cta-group {
        flex-direction: column;
    }
}