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<html lang="zh-CN">
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    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Poster 模版 · Dark</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css">
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap" rel="stylesheet">
    <style>
        :root {
            color-scheme: dark;
        }
        body {
            font-family: 'Inter', sans-serif;
            background-color: #0B1220; /* 深蓝黑 */
            color: #E5E7EB; /* 灰白 */
        }
        .card {
            background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 1rem;
            box-shadow: 0 10px 20px rgba(0,0,0,0.35);
            backdrop-filter: blur(6px);
        }
        .section-title {
            color: #F9FAFB;
        }
        .accent {
            color: #60A5FA; /* 天蓝 */
        }
        .caption { color: #9CA3AF; }
        a { color: #93C5FD; }
        a:hover { color: #BFDBFE; }
        .cite-ref {
            color: #93C5FD;
            font-size: 0.75em;
            text-decoration: none;
            font-weight: 600;
            vertical-align: super;
        }
        .cite-ref:hover { text-decoration: underline; }
    </style>
</head>
<body>
    <div class="max-w-7xl mx-auto p-6 md:p-10 space-y-8">
        <!-- 标题区 -->
        <div class="card p-8 text-center">
            <h1 class="text-4xl md:text-5xl font-extrabold mb-3 section-title">暗黑主题演示海报</h1>
            <p class="text-base caption">示例：在深色背景中突出图表与要点</p>
        </div>

        <div class="grid grid-cols-1 md:grid-cols-3 gap-6">
            <div class="card p-6">
                <h2 class="text-xl font-bold mb-4 section-title"><i class="fa-solid fa-note-sticky accent mr-2"></i>文本</h2>
                <div class="prose prose-invert max-w-none">
                    <p>将论文摘要、背景与方法论放置在此，使用列表或小节增强可读性<a class="cite-ref" href="https://example.com/source" target="_blank">[1]</a>。</p>
                    <ul>
                        <li>背景与动机</li>
                        <li>方法与创新点</li>
                        <li>结论与影响</li>
                    </ul>
                </div>
            </div>
        </div>

    </div>
</body>
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