body {
            font-family: 'Microsoft YaHei', sans-serif;
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        header {
            background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
            color: white;
        }
        .navbar-brand {
            font-weight: bold;
            font-size: 1.8rem;
        }
        .hero {
            padding: 100px 0;
            background: url('https://via.placeholder.com/1920x600/6a11cb/ffffff?text=木村玲衣官方背景') no-repeat center center/cover;
            color: white;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .section-title {
            border-left: 5px solid #6a11cb;
            padding-left: 15px;
            margin-bottom: 30px;
            font-weight: bold;
        }
        .card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: none;
            border-radius: 15px;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
        }
        .card-img-top {
            height: 250px;
            object-fit: cover;
        }
        .btn-primary {
            background: linear-gradient(to right, #6a11cb, #2575fc);
            border: none;
            border-radius: 25px;
            padding: 10px 25px;
        }
        .btn-primary:hover {
            background: linear-gradient(to right, #2575fc, #6a11cb);
        }
        footer {
            background-color: #343a40;
            color: white;
            padding: 40px 0;
        }
        .friendlink a.flink {
            display: inline-block;
            margin: 5px 15px;
            padding: 8px 15px;
            background: #f1f1f1;
            border-radius: 20px;
            color: #333;
            text-decoration: none;
            transition: background 0.3s;
        }
        .friendlink a.flink:hover {
            background: #6a11cb;
            color: white;
        }
        .video-container {
            position: relative;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
            border-radius: 15px;
        }
        .video-container iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }
        .icon-box {
            text-align: center;
            padding: 20px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .icon-box i {
            font-size: 2.5rem;
            color: #6a11cb;
            margin-bottom: 15px;
        }
        @media (max-width: 768px) {
            .hero {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }