@font-face {
            font-family: 'Horror Type';
            src: url('HorrorType.ttf') format('truetype');
            font-weight: normal;
            font-style: normal;
        }

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

        body {
            background-color: #1a1a1a;
            color: #d4d4d4;
            overflow-x: hidden;
            font-family: 'Rajdhani', sans-serif;
        }

        .top-bar {
            background-color: #222;
            height: 60px;
            display: flex;
            align-items: center;
            padding: 0 20px;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid #444;
            font-family: 'Michroma', sans-serif;
        }

        .logo {
            display: flex;
            align-items: center;
        }

        .logo img {
            height: 40px;
            margin-right: 15px;
        }

        .logo h1 {
            color: #d4a941;
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 1px;
            font-family: 'Horror Type', sans-serif;
        }

        .nav-links {
            margin-left: auto;
            display: flex;
            align-items: center;
        }

        .nav-links a {
            color: #d4a941;
            text-decoration: none;
            margin-left: 30px;
            font-size: 16px;
            font-weight: bold;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: #f5d67b;
        }

        .background-container {
            position: relative;
            width: 100%;
            height: 100vh;
            background-image: url('bj.png');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            padding-left: 80px;
            padding-bottom: 120px;
        }

        .background-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(26, 17, 0, 0.5));
        }

        .content {
            position: relative;
            z-index: 1;
            max-width: 600px;
        }

        h1.main-title {
            font-size: 48px;
            color: #d4a941;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
            font-weight: 700;
            letter-spacing: 1px;
            font-family: 'Horror Type', sans-serif;
        }

        p.subtitle {
            font-size: 18px;
            line-height: 1.6;
            margin-bottom: 30px;
            color: #b8b8b8;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
        }

        .download-btn {
            display: inline-block;
            background-color: #d4a941;
            color: #1a1a1a;
            padding: 12px 30px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: bold;
            font-size: 16px;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        }

        .download-btn:hover {
            background-color: #f5d67b;
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
        }

        .developers-section {
            position: absolute;
            bottom: 40px;
            right: 40px;
            width: 350px;
            background-color: rgba(34, 25, 0, 0.7);
            border-radius: 8px;
            padding: 20px;
            backdrop-filter: blur(5px);
            border: 1px solid rgba(212, 169, 65, 0.3);
        }

        .developers-title {
            color: #d4a941;
            font-size: 20px;
            margin-bottom: 15px;
            text-align: center;
            font-weight: bold;
            font-family: 'Horror Type', sans-serif;
        }

        .developer-card {
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid rgba(212, 169, 65, 0.2);
        }

        .developer-card:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }

        .developer-name {
            color: #d4a941;
            font-size: 18px;
            margin-bottom: 10px;
            font-family: 'Horror Type', sans-serif;
        }

        .social-buttons {
            display: flex;
            gap: 10px;
        }

        .social-btn {
            display: inline-block;
            background-color: rgba(212, 169, 65, 0.2);
            color: #d4a941;
            padding: 6px 12px;
            border-radius: 4px;
            text-decoration: none;
            font-size: 14px;
            transition: all 0.3s;
            border: 1px solid rgba(212, 169, 65, 0.3);
            font-family: 'Rajdhani', sans-serif;
            font-weight: 600;
        }

        .social-btn:hover {
            background-color: rgba(212, 169, 65, 0.4);
            transform: translateY(-2px);
        }

        /* 底部宣传区域 - Level 0主题色 */
        .promo-section {
            width: 100%;
            background-color: #2a2200; /* 深暗黄色 */
            padding: 40px 0;
            border-top: 1px solid #444;
        }

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

        .promo-header {
            text-align: center;
            margin-bottom: 30px;
        }

        .promo-title {
            color: #d4a941;
            font-size: 32px;
            font-family: 'Horror Type', sans-serif;
            margin-bottom: 10px;
        }

        .promo-content {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .video-wrapper {
            width: 100%;
            height: 0;
            padding-bottom: 56.25%; /* 16:9 比例 */
            position: relative;
            background-color: #000;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
        }

        .video-wrapper iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
        }

        .promo-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .promo-item {
            background-color: rgba(42, 34, 0, 0.7);
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s;
            border: 1px solid rgba(212, 169, 65, 0.3);
        }

        .promo-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
            border-color: #d4a941;
        }

        .promo-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .promo-caption {
            padding: 15px;
            text-align: center;
            color: #d4a941;
            font-size: 16px;
            font-weight: 600;
        }

        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(212, 169, 65, 0.2);
            color: #b8b8b8;
            font-size: 14px;
        }

        #donate-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }

        #donate-content {
            background-color: rgba(34, 34, 34, 0.9);
            padding: 20px;
            border-radius: 5px;
            max-width: 80%;
            max-height: 80%;
            overflow: auto;
            border: 1px solid #d4a941;
        }

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

        .close-btn {
            position: absolute;
            top: 20px;
            right: 20px;
            color: #d4a941;
            font-size: 30px;
            cursor: pointer;
        }