Document Preview Card

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0d1117;
  color: #e6edf3;
  min-height: 100vh;
  padding: 32px 16px;
  display: flex;
  justify-content: center;
}

.demo {
  width: 100%;
  max-width: 720px;
}

.doc-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 12px;
  padding: 14px 16px;
  transition: border-color 0.2s, transform 0.15s;
}
.doc-card:hover {
  border-color: #30363d;
  transform: translateX(2px);
}

/* Thumbnail */
.doc-thumb {
  width: 56px;
  height: 70px;
  border-radius: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.doc-thumb--pdf {
  background: linear-gradient(160deg, #1e1e2e, #2d1b34);
  border: 1px solid rgba(248, 81, 73, 0.2);
}
.doc-thumb--doc {
  background: linear-gradient(160deg, #1a2035, #1a2e4a);
  border: 1px solid rgba(56, 139, 253, 0.2);
}
.doc-thumb--xls {
  background: linear-gradient(160deg, #0f2a1a, #1a3a2a);
  border: 1px solid rgba(63, 185, 80, 0.2);
}
.doc-thumb--ppt {
  background: linear-gradient(160deg, #2a1a10, #3a2010);
  border: 1px solid rgba(210, 153, 34, 0.2);
}

.doc-type-badge {
  position: absolute;
  bottom: 4px;
  right: 4px;
  font-size: 8px;
  font-weight: 800;
  padding: 1px 4px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}
.doc-thumb--pdf .doc-type-badge {
  background: rgba(248, 81, 73, 0.2);
  color: #f85149;
}
.doc-thumb--doc .doc-type-badge {
  background: rgba(56, 139, 253, 0.2);
  color: #58a6ff;
}
.doc-thumb--xls .doc-type-badge {
  background: rgba(63, 185, 80, 0.2);
  color: #3fb950;
}
.doc-thumb--ppt .doc-type-badge {
  background: rgba(210, 153, 34, 0.2);
  color: #d29922;
}

/* Document lines */
.doc-page-lines {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 6px 14px;
  width: 100%;
}
.dpl {
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.12);
}
.dpl--title {
  height: 6px;
  width: 70%;
  background: rgba(255, 255, 255, 0.2);
}
.dpl--80 {
  width: 80%;
}
.dpl--60 {
  width: 60%;
}
.dpl--90 {
  width: 90%;
}
.dpl--40 {
  width: 40%;
}
.dpl--70 {
  width: 70%;
}
.dpl--55 {
  width: 55%;
}
.dpl--75 {
  width: 75%;
}
.dpl--50 {
  width: 50%;
}
.dpl--85 {
  width: 85%;
}

/* Spreadsheet thumb */
.doc-spreadsheet {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px;
  width: 100%;
}
.ds-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.ds-row span {
  height: 6px;
  border-radius: 1px;
  background: rgba(255, 255, 255, 0.08);
}
.ds-row--head span {
  background: rgba(63, 185, 80, 0.2);
}

/* Slide thumb */
.doc-slide {
  padding: 6px;
  width: 100%;
}
.ds-title {
  height: 7px;
  width: 80%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  margin-bottom: 5px;
}
.ds-subtitle {
  height: 5px;
  width: 60%;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 2px;
  margin-bottom: 8px;
}
.ds-body {
  height: 20px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
}

/* Info */
.doc-info {
  flex: 1;
  min-width: 0;
}
.doc-name {
  font-size: 14px;
  font-weight: 600;
  color: #e6edf3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.doc-meta {
  font-size: 12px;
  color: #6c7086;
  margin-bottom: 8px;
}

.doc-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.doc-tag {
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  color: #8b949e;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid #30363d;
}

/* Actions */
.doc-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.doc-btn {
  background: none;
  border: 1px solid #30363d;
  color: #6c7086;
  font-size: 14px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.doc-btn:hover {
  border-color: #8b949e;
  color: #e6edf3;
  background: rgba(255, 255, 255, 0.04);
}

// Ripple feedback on action buttons
document.querySelectorAll(".doc-btn").forEach((btn) => {
  btn.addEventListener("click", (e) => {
    const title = btn.title;
    const card = btn.closest(".doc-card");
    const name = card.querySelector(".doc-name").textContent;

    // Visual flash
    btn.style.background = "rgba(99,102,241,0.2)";
    btn.style.borderColor = "#6366f1";
    btn.style.color = "#a5b4fc";
    setTimeout(() => {
      btn.style.background = "";
      btn.style.borderColor = "";
      btn.style.color = "";
    }, 600);
  });
});

// Hover lift on cards
document.querySelectorAll(".doc-card").forEach((card) => {
  card.addEventListener("click", (e) => {
    if (e.target.closest(".doc-btn")) return;
    card.style.borderColor = "#6366f1";
    setTimeout(() => {
      card.style.borderColor = "";
    }, 800);
  });
});

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Document Preview</title>
  <link rel="stylesheet" href="style.css" />
</head>
<body>
<div class="demo">

  <div class="doc-list">

    <div class="doc-card" data-type="pdf">
      <div class="doc-thumb doc-thumb--pdf">
        <div class="doc-page-lines">
          <div class="dpl dpl--80"></div>
          <div class="dpl dpl--60"></div>
          <div class="dpl dpl--90"></div>
          <div class="dpl dpl--40"></div>
          <div class="dpl dpl--70"></div>
          <div class="dpl dpl--55"></div>
        </div>
        <span class="doc-type-badge">PDF</span>
      </div>
      <div class="doc-info">
        <p class="doc-name">Q1 Financial Report 2026.pdf</p>
        <p class="doc-meta">4.2 MB · 24 pages · Modified Mar 6</p>
        <div class="doc-tags">
          <span class="doc-tag">Finance</span>
          <span class="doc-tag">Reports</span>
        </div>
      </div>
      <div class="doc-actions">
        <button class="doc-btn" title="Preview">👁</button>
        <button class="doc-btn" title="Download">⬇</button>
        <button class="doc-btn" title="Share">⤴</button>
      </div>
    </div>

    <div class="doc-card" data-type="doc">
      <div class="doc-thumb doc-thumb--doc">
        <div class="doc-page-lines">
          <div class="dpl dpl--title"></div>
          <div class="dpl dpl--60"></div>
          <div class="dpl dpl--85"></div>
          <div class="dpl dpl--75"></div>
          <div class="dpl dpl--50"></div>
        </div>
        <span class="doc-type-badge">DOC</span>
      </div>
      <div class="doc-info">
        <p class="doc-name">Product Roadmap 2026.docx</p>
        <p class="doc-meta">1.8 MB · 12 pages · Modified Mar 5</p>
        <div class="doc-tags">
          <span class="doc-tag">Product</span>
          <span class="doc-tag">Planning</span>
        </div>
      </div>
      <div class="doc-actions">
        <button class="doc-btn" title="Preview">👁</button>
        <button class="doc-btn" title="Download">⬇</button>
        <button class="doc-btn" title="Share">⤴</button>
      </div>
    </div>

    <div class="doc-card" data-type="xls">
      <div class="doc-thumb doc-thumb--xls">
        <div class="doc-spreadsheet">
          <div class="ds-row ds-row--head">
            <span></span><span></span><span></span><span></span>
          </div>
          <div class="ds-row"><span></span><span></span><span></span><span></span></div>
          <div class="ds-row"><span></span><span></span><span></span><span></span></div>
          <div class="ds-row"><span></span><span></span><span></span><span></span></div>
          <div class="ds-row"><span></span><span></span><span></span><span></span></div>
        </div>
        <span class="doc-type-badge">XLS</span>
      </div>
      <div class="doc-info">
        <p class="doc-name">User Analytics March.xlsx</p>
        <p class="doc-meta">892 KB · 3 sheets · Modified today</p>
        <div class="doc-tags">
          <span class="doc-tag">Analytics</span>
        </div>
      </div>
      <div class="doc-actions">
        <button class="doc-btn" title="Preview">👁</button>
        <button class="doc-btn" title="Download">⬇</button>
        <button class="doc-btn" title="Share">⤴</button>
      </div>
    </div>

    <div class="doc-card" data-type="ppt">
      <div class="doc-thumb doc-thumb--ppt">
        <div class="doc-slide">
          <div class="ds-title"></div>
          <div class="ds-subtitle"></div>
          <div class="ds-body"></div>
        </div>
        <span class="doc-type-badge">PPT</span>
      </div>
      <div class="doc-info">
        <p class="doc-name">Investor Pitch Deck v3.pptx</p>
        <p class="doc-meta">6.1 MB · 18 slides · Modified Mar 4</p>
        <div class="doc-tags">
          <span class="doc-tag">Pitch</span>
          <span class="doc-tag">Investors</span>
        </div>
      </div>
      <div class="doc-actions">
        <button class="doc-btn" title="Preview">👁</button>
        <button class="doc-btn" title="Download">⬇</button>
        <button class="doc-btn" title="Share">⤴</button>
      </div>
    </div>

  </div>
</div>
<script src="script.js"></script>
</body>
</html>