html { 
            height: -webkit-fill-available; 
            overflow-x: hidden; 
        }
        body {
            background-color: #0d1117;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            min-height: -webkit-fill-available;
            font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
            -webkit-font-smoothing: antialiased;
            color: #e6edf3;
        }
        .content-wrapper {
            display: flex;
            flex-direction: column;
            width: 100%;
            max-width: 450px;
            padding: 40px 30px;
            box-sizing: border-box;
            flex-grow: 1;
            justify-content: center;
        }
        .swift-code-block {
            margin: 0;
            padding: 0;
            font-size: 1.6rem;
            letter-spacing: -0.5px;
            color: #e6edf3;
            line-height: 1.4;
            background: transparent;
            white-space: pre-wrap; 
            word-wrap: break-word;
        }
        code { font-family: inherit; }
        .keyword { color: #ff7b72; }
        .dot-case {
            color: #d2a8ff;
            font-weight: bold;
            text-shadow: 0 0 8px rgba(210, 168, 255, 0.4);
        }
        .cursor {
            display: inline-block;
            width: 2px;
            height: 1.4rem;
            background-color: rgba(52, 124, 254, 0.7);
            margin-left: 2px;
            vertical-align: middle;
            animation: blink 1.2s step-end infinite;
        }
        .vim-container {
            margin-top: 50px;
            width: 100%;
        }
        .status-line {
            background-color: #30363d;
            color: #e6edf3;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            padding: 4px 10px;
            margin-bottom: 8px;
            user-select: none; 
        }
        .status-left { font-weight: bold; color: #a6e22e; } 
        .status-right { opacity: 0.7; }
        .archive-nav {
            padding: 30px 0;
            width: 100%;
            text-align: center;
        }
        .archive-link {
            font-size: 0.75rem;
            color: #30363d;
            text-decoration: none;
            border-bottom: 1px dashed #30363d;
            transition: color 0.3s;
            display: inline-block;
        }
        .archive-link:hover {
            color: #7d8590;
            border-bottom-color: #7d8590;
        }
        @keyframes blink {
            from, to { background-color: transparent; }
            50% { background-color: rgba(52, 124, 254, 0.7); }
        }
        @media (max-width: 600px) {
            .swift-code-block { font-size: 1.25rem; }
            .status-line { font-size: 0.75rem; }
            .content-wrapper { padding: 40px 24px; }
            .cursor { height: 1.15rem; }
        }