@font-face {
        font-family: 'yuanshen';
        src: url('../yuanshen.ttf') format('truetype');
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: yuanshen,Segoe UI, Tahoma, Geneva, Verdana, sans-serif;
    }
    
    body {
        background-image: url('pkbg.jpg');
        background-size: cover;
        background-attachment: fixed;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 20px;
        color: #333;
    }
    
    .container {
        width: 90%;
        max-width: 800px;
        margin: 20px auto;
    }
    
    .back-button {
        display: inline-flex;
        align-items: center;
        color: #fff;
        background: rgba(0, 0, 0, 0.2);
        padding: 10px 20px;
        border-radius: 50px;
        text-decoration: none;
        margin-bottom: 20px;
        transition: all 0.3s ease;
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .back-button:hover {
        background: rgba(0, 0, 0, 0.3);
        transform: translateX(-5px);
    }
    
    .acrylic-card {
        background: rgba(255, 255, 255, 0.15);
        backdrop-filter: blur(12px);
        border-radius: 20px;
        padding: 30px;
        box-shadow: 0 8px 32px rgba(31, 38, 135, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.18);
    }
    
    .title {
        text-align: center;
        color: #fff;
        margin-bottom: 25px;
        text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }
    
    .title h1 {
        font-size: 2.2rem;
        margin-bottom: 10px;
    }
    
    .title p {
        font-size: 1.2rem;
        opacity: 0.9;
    }
    
    .description {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 15px;
        margin-bottom: 30px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: #fff;
        text-align: center;
        line-height: 1.6;
    }
    
    .hashes {
        display: grid;
        grid-template-columns: 1fr;
        gap: 15px;
        margin-bottom: 30px;
    }
    
    @media (min-width: 768px) {
        .hashes {
            grid-template-columns: 1fr 1fr;
        }
    }
    
    .hash-item {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 12px;
        font-family: monospace;
        display: flex;
        flex-direction: column;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .hash-type {
        font-weight: bold;
        margin-bottom: 5px;
        color: #ddd;
        font-size: 0.9rem;
    }
    
    .hash-value {
        color: #fff;
        word-break: break-all;
        font-size: 0.95rem;
        min-height: 1.5em;
        overflow: hidden;
    }
    
    .download-section {
        text-align: center;
    }
    
    .download-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
        margin-bottom: 20px;
    }
    
    .download-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, #6e45e2, #88d3ce);
        color: white;
        padding: 16px 30px;
        font-size: 1.1rem;
        font-weight: bold;
        border: none;
        border-radius: 50px;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        text-decoration: none;
        flex: 1;
        min-width: 220px;
    }
    
    .download-btn.secondary {
        background: linear-gradient(135deg, #777, #aaa);
        cursor: not-allowed;
        opacity: 0.7;
    }
    
    .download-btn:not(.secondary):hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    
    .download-btn:not(.secondary):active {
        transform: translateY(0);
    }
    
    .file-info {
        margin-top: 20px;
        color: rgba(255, 255, 255, 0.8);
        font-size: 0.9rem;
    }
    
    .logo {
        text-align: center;
        margin-bottom: 20px;
    }
    
    .logo i {
        font-size: 50px;
        color: white;
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }
    
    .download-status {
        margin-top: 15px;
        color: #fff;
        font-size: 1rem;
        min-height: 24px;
    }
    
    .footer {
        color: rgba(255, 255, 255, 0.7);
        text-align: center;
        margin-top: 30px;
        font-size: 0.9rem;
    }
    
    /* 修改备案号链接样式，使其看起来像普通文本但保留链接功能 */
    .footer a.beian {
        color: inherit;
        text-decoration: none;
        cursor: pointer;
    }
    
    .footer a.beian:hover {
        text-decoration: underline;
    }
    
    .typing-cursor {
        display: inline-block;
        background-color: #fff;
        width: 2px;
        height: 1em;
        margin-left: 2px;
        animation: blink 1s infinite;
        vertical-align: middle;
    }
    
    @keyframes blink {
        0%, 100% { opacity: 1; }
        50% { opacity: 0; }
    }
    
    .info-box {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 12px;
        margin-top: 20px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: #fff;
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .coming-soon {
        display: block;
        margin-top: 10px;
        font-style: italic;
        color: #ffcc00;
        font-size: 0.9rem;
    }