body {
    font-family: 'Noto Sans TC', sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-section {
    background-color: white;
    padding: 5rem 0;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.hero-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.feature-box {
    padding: 1.5rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    height: 100%;
    transition: transform 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #007bff;
    text-align: center;
}

.search-section {
    background-color: white;
    padding: 3rem 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 3rem;
}

.billboard-card {
    border: none;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
    cursor: pointer;
}

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

.billboard-image {
    height: 200px;
    object-fit: cover;
}

.badge-location {
    background-color: #e9f5ff;
    color: #007bff;
    font-weight: normal;
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    margin-right: 0.5rem;
}

.badge-size {
    background-color: #e9fff5;
    color: #28a745;
    font-weight: normal;
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
}

.direct-payment-btn {
    background-color: #28a745;
    color: white;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: 4px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.direct-payment-btn:hover {
    background-color: #218838;
    color: white;
}

.process-step {
    text-align: center;
    margin-bottom: 2rem;
}

.step-circle {
    width: 80px;
    height: 80px;
    background-color: #f8f9fa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    font-size: 2rem;
    color: #007bff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.step-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.faq-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-header {
    background-color: white;
    padding: 1rem 1.5rem;
    cursor: pointer;
}

.faq-header h5 {
    margin-bottom: 0;
    font-weight: 500;
}

.faq-body {
    padding: 1rem 1.5rem;
    background-color: #f8f9fa;
}

.pricing-info {
    background-color: #f8f9fa;
    padding: 0.8rem;
    border-radius: 4px;
    text-align: center;
    margin-bottom: 1rem;
}

.price-amount {
    font-size: 1.2rem;
    font-weight: bold;
    color: #28a745;
}

.card-info-item {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.card-info-icon {
    width: 20px;
    color: #6c757d;
    margin-right: 8px;
    text-align: center;
}

footer {
    background-color: white;
    padding: 3rem 0;
    margin-top: 3rem;
    box-shadow: 0 -2px 4px rgba(0,0,0,0.05);
}

.about-section {
    background-color: white;
    padding: 3rem 0;
    margin-bottom: 3rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.stats-item {
    text-align: center;
    margin-bottom: 1.5rem;
}

.stats-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 0.5rem;
    display: block;
}

.stats-label {
    color: #6c757d;
    font-size: 1rem;
}