body {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: #f8f8f8;
}
.module-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1a56db;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #1a56db;
    position: relative;
}
.module-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: #ff6b00;
}
.card {
    transition: all 0.3s ease;
    border-radius: 8px;
    overflow: hidden;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}
.btn-primary {
    background-color: #1a56db;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
}
.btn-primary:hover {
    background-color: #1e429f;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(26, 86, 219, 0.3);
}
.btn-secondary {
    background-color: #ff6b00;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
}
.btn-secondary:hover {
    background-color: #e55e00;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 107, 0, 0.3);
}
.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}
.footer-menu {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    padding: 0.75rem 0;
}
.footer-menu-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #666;
    font-size: 0.875rem;
    text-decoration: none;
    flex: 1;
}
.footer-menu-item.active {
    color: #1a56db;
}
.footer-menu-icon {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}
.hero-section {
    background: linear-gradient(135deg, #1a56db 0%, #1e429f 100%);
    color: white;
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
}
.hero-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" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="2"/></svg>');
    background-size: 50px 50px;
    opacity: 0.3;
}
.advantage-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}
.advantage-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #e6f0ff;
    color: #1a56db;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}
.process-step {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 2rem;
}
.process-step::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: -2rem;
    width: 2px;
    background-color: #e5e7eb;
}
.process-step:last-child::before {
    display: none;
}
.process-step-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: #1a56db;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}
.faq-item {
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: bold;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-top: 0.5rem;
}
.faq-answer.active {
    max-height: 500px;
}
.testimonial-card {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    margin-bottom: 1.5rem;
    position: relative;
}
.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 0.5rem;
    left: 1rem;
    font-size: 3rem;
    color: #e5e7eb;
    font-family: Georgia, serif;
}
.testimonial-author {
    display: flex;
    align-items: center;
    margin-top: 1rem;
}
.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 1rem;
    object-fit: cover;
}
.price-tag {
    position: relative;
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #ff6b00;
    color: white;
    font-weight: bold;
    border-radius: 4px;
}
.price-tag::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid #ff6b00;
}
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}
.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}
.comparison-table th {
    background-color: #f3f4f6;
    font-weight: bold;
}
.comparison-table tr:hover {
    background-color: #f9fafb;
}
.highlight {
    background-color: #fff3cd;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: bold;
}
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: bold;
    border-radius: 9999px;
    margin-right: 0.5rem;
}
.badge-primary {
    background-color: #1a56db;
    color: white;
}
.badge-secondary {
    background-color: #ff6b00;
    color: white;
}
.badge-success {
    background-color: #059669;
    color: white;
}
.badge-info {
    background-color: #3b82f6;
    color: white;
}
.package-card {
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
}
.package-card:hover {
    border-color: #1a56db;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}
.package-card.featured {
    border-color: #ff6b00;
    background-color: #fff8f0;
}
.package-card.featured::before {
    content: '推荐';
    position: absolute;
    top: -10px;
    right: 20px;
    background-color: #ff6b00;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: bold;
}
.package-price {
    font-size: 2rem;
    font-weight: bold;
    color: #ff6b00;
    margin: 1rem 0;
}
.package-features {
    margin: 1rem 0;
}
.package-feature {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}
.package-feature i {
    color: #059669;
    margin-right: 0.5rem;
}
.application-form {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}
.form-group {
    margin-bottom: 1.5rem;
}
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}
.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e5e7eb;
    border-radius: 4px;
    transition: all 0.3s ease;
}
.form-control:focus {
    outline: none;
    border-color: #1a56db;
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}
.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e5e7eb;
    border-radius: 4px;
    appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%236b7280" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>');
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
}
.form-select:focus {
    outline: none;
    border-color: #1a56db;
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}
.form-check-input {
    margin-right: 0.5rem;
}
.form-check-label {
    margin-bottom: 0;
}
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}
.alert-success {
    background-color: #d1fae5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}
.alert-info {
    background-color: #dbeafe;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}
.alert-warning {
    background-color: #fef3c7;
    border: 1px solid #fde68a;
    color: #92400e;
}
.alert-danger {
    background-color: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
}
.timeline {
    position: relative;
    padding: 2rem 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: #e5e7eb;
    transform: translateX(-50%);
}
.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}
.timeline-content {
    position: relative;
    width: calc(50% - 2rem);
    padding: 1.5rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}
.timeline-item:nth-child(odd) .timeline-content {
    left: 0;
}
.timeline-item:nth-child(even) .timeline-content {
    left: calc(50% + 2rem);
}
.timeline-item::before {
    content: '';
    position: absolute;
    top: 1.5rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background-color: #1a56db;
    border: 4px solid white;
    box-shadow: 0 0 0 2px #1a56db;
}
.timeline-item:nth-child(odd)::before {
    right: calc(50% - 0.5rem);
}
.timeline-item:nth-child(even)::before {
    left: calc(50% - 0.5rem);
}
.timeline-date {
    position: absolute;
    top: 1.5rem;
    font-weight: bold;
    color: #1a56db;
}
.timeline-item:nth-child(odd) .timeline-date {
    right: calc(50% - 5rem);
}
.timeline-item:nth-child(even) .timeline-date {
    left: calc(50% - 5rem);
}
@media (max-width: 768px) {
    .timeline::before {
        left: 2rem;
    }
    .timeline-content {
        width: calc(100% - 4rem);
        left: 4rem !important;
    }
    .timeline-item::before {
        left: 1.5rem !important;
        right: auto !important;
    }
    .timeline-date {
        left: 4rem !important;
        right: auto !important;
        top: 0.5rem !important;
    }
}