Back to CSS Page Transitions Scale / Zoom Transition CSS + JS
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HTML
<!-- Header -->
<header class="header">
  <div class="logo">Bloom</div>
  <div class="header-right">
    <span>Shop</span>
    <span>Lookbook</span>
    <span>🛍 3</span>
  </div>
</header>

<!-- Product Grid -->
<div class="grid" id="grid"></div>

<!-- Detail Overlay -->
<div class="detail-overlay" id="overlay">
  <div class="detail-backdrop" id="backdrop"></div>
  <div class="detail-panel">
    <div class="detail-handle"></div>
    <button class="close-btn" id="closeBtn">✕</button>
    <div class="detail-layout">
      <div class="detail-visual" id="detailVisual"></div>
      <div>
        <div class="detail-cat" id="detailCat"></div>
        <h2 class="detail-title" id="detailTitle"></h2>
        <div class="tag-row" id="detailTags"></div>
        <p class="detail-desc" id="detailDesc"></p>
        <div class="detail-price-row">
          <div class="detail-price" id="detailPrice"></div>
          <div class="detail-old-price" id="detailOld"></div>
        </div>
        <div class="detail-actions">
          <button class="btn-add">Add to Cart</button>
          <button class="btn-wish">♡</button>
        </div>
      </div>
    </div>
  </div>
</div>
CSS
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --bg: #f2ede4;
    --card-bg: #fff;
    --ink: #1c1814;
    --muted: #8c8278;
    --detail-dur: 480ms;
    --detail-ease: cubic-bezier(0.32, 0.72, 0, 1);
  }

  html, body {
    min-height: 100%; font-family: 'Cabinet Grotesk', sans-serif;
    background: var(--bg); color: var(--ink);
  }

  /* Header */
  .header {
    padding: 32px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky; top: 0; z-index: 5;
    background: var(--bg);
  }

  .logo {
    font-family: 'Fraunces', serif;
    font-size: 22px;
    font-weight: 300;
    font-style: italic;
    color: var(--ink);
  }

  .header-right {
    display: flex;
    gap: 24px;
    align-items: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--muted);
  }

  /* Grid */
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2px;
    padding: 0 2px 2px;
  }

  /* Card */
  .card {
    background: var(--card-bg);
    cursor: pointer;
    overflow: hidden;
    position: relative;
    transition: transform 0.2s;
  }
  .card:hover { z-index: 2; }

  .card-thumb {
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 72px;
    position: relative;
    overflow: hidden;
    transition: transform 0.5s cubic-bezier(0.32, 0.72, 0, 1);
  }
  .card:hover .card-thumb { transform: scale(1.04); }

  .card-meta {
    padding: 20px 24px 28px;
  }

  .card-cat {
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
  }

  .card-title {
    font-family: 'Fraunces', serif;
    font-size: 22px;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 8px;
  }

  .card-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--ink);
  }

  /* Detail overlay */
  .detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    pointer-events: none;
    display: flex;
    align-items: flex-end;
  }

  .detail-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(28, 24, 20, 0);
    transition: background var(--detail-dur) var(--detail-ease);
  }

  .detail-panel {
    position: relative;
    width: 100%;
    max-width: 100%;
    background: white;
    border-radius: 20px 20px 0 0;
    padding: 40px 48px 56px;
    transform: translateY(100%) scale(0.92);
    transform-origin: center bottom;
    transition:
      transform var(--detail-dur) var(--detail-ease),
      opacity var(--detail-dur) var(--detail-ease);
    opacity: 0;
    max-height: 85vh;
    overflow-y: auto;
  }

  .detail-overlay.open {
    pointer-events: auto;
  }

  .detail-overlay.open .detail-backdrop {
    background: rgba(28, 24, 20, 0.6);
  }

  .detail-overlay.open .detail-panel {
    transform: translateY(0) scale(1);
    opacity: 1;
  }

  .detail-handle {
    width: 40px; height: 4px;
    background: #ddd;
    border-radius: 2px;
    margin: 0 auto 32px;
  }

  .detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
  }

  .detail-visual {
    aspect-ratio: 1;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 100px;
    transition: transform 0.6s var(--detail-ease);
  }

  .detail-overlay.open .detail-visual {
    transform: scale(1);
  }

  .detail-cat {
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
  }

  .detail-title {
    font-family: 'Fraunces', serif;
    font-size: 36px;
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 16px;
  }

  .detail-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--muted);
    margin-bottom: 28px;
  }

  .detail-price-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
  }

  .detail-price {
    font-size: 28px;
    font-weight: 900;
  }

  .detail-old-price {
    font-size: 16px;
    color: var(--muted);
    text-decoration: line-through;
  }

  .detail-actions {
    display: flex;
    gap: 12px;
  }

  .btn-add {
    flex: 1;
    height: 52px;
    background: var(--ink);
    color: white;
    border: none;
    border-radius: 8px;
    font-family: 'Cabinet Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: opacity 0.2s;
  }
  .btn-add:hover { opacity: 0.85; }

  .btn-wish {
    width: 52px; height: 52px;
    background: var(--bg);
    border: none;
    border-radius: 8px;
    font-size: 22px;
    cursor: pointer;
  }

  .close-btn {
    position: absolute;
    top: 32px; right: 40px;
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--bg);
    border: none;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    transition: background 0.2s;
  }
  .close-btn:hover { background: #e8e2d8; }

  /* Tags */
  .tag-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
  }
  .tag {
    padding: 5px 14px;
    background: var(--bg);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--muted);
  }

  @media (max-width: 640px) {
    .header { padding: 20px 20px; }
    .grid { grid-template-columns: 1fr 1fr; }
    .detail-layout { grid-template-columns: 1fr; }
    .detail-panel { padding: 28px 24px 40px; }
    .detail-visual { max-height: 200px; }
  }
JS
const products = [
    { emoji: '🌸', bg: '#fce8f0', cat: 'Florals', title: 'Cherry Blossom Silk', price: '$128', old: '$180', tags: ['New', 'Limited', 'Silk'], desc: 'Hand-dyed in small batches using traditional Japanese techniques. Each piece is unique, with natural variations that make it truly one-of-a-kind.' },
    { emoji: '🌿', bg: '#e8f0e8', cat: 'Botanicals', title: 'Eucalyptus Linen', price: '$94', old: '', tags: ['Organic', 'Linen'], desc: 'Sustainably grown and minimally processed. Our eucalyptus linen is GOTS certified and biodegradable from thread to packaging.' },
    { emoji: '🍋', bg: '#f8f0d8', cat: 'Citrus', title: 'Lemon Grove Tee', price: '$56', old: '$72', tags: ['Sale', 'Cotton'], desc: 'A relaxed, slightly oversized silhouette in 100% organic cotton. Pre-washed for softness. Looks better the more you wear it.' },
    { emoji: '🌊', bg: '#dceef8', cat: 'Ocean', title: 'Coastal Linen Shirt', price: '$112', old: '', tags: ['Linen', 'Unisex'], desc: 'Inspired by Mediterranean mornings. The loose fit and breathable linen make it ideal for warm days from breakfast to sunset.' },
    { emoji: '🌙', bg: '#e8e0f8', cat: 'Celestial', title: 'Midnight Modal Dress', price: '$168', old: '$220', tags: ['Sale', 'Modal', 'New'], desc: 'Ultra-soft TENCEL modal in a deep midnight hue. The bias-cut drapes beautifully and the fabric moves with you — not against you.' },
    { emoji: '🍂', bg: '#f0e8d8', cat: 'Autumn', title: 'Terracotta Knit', price: '$136', old: '', tags: ['Knit', 'Wool'], desc: 'Hand-knitted in a relaxed, chunky stitch using undyed alpaca-merino blend. Warm without bulk, and gets softer with every wash.' },
  ];

  const grid = document.getElementById('grid');
  const overlay = document.getElementById('overlay');
  const backdrop = document.getElementById('backdrop');
  const closeBtn = document.getElementById('closeBtn');

  // Render cards
  products.forEach((p, i) => {
    const card = document.createElement('div');
    card.className = 'card';
    card.innerHTML = `
      <div class="card-thumb" style="background:${p.bg}">${p.emoji}</div>
      <div class="card-meta">
        <div class="card-cat">${p.cat}</div>
        <div class="card-title">${p.title}</div>
        <div class="card-price">${p.price}</div>
      </div>
    `;
    card.addEventListener('click', () => openDetail(p));
    grid.appendChild(card);
  });

  function openDetail(p) {
    document.getElementById('detailVisual').style.background = p.bg;
    document.getElementById('detailVisual').textContent = p.emoji;
    document.getElementById('detailCat').textContent = p.cat;
    document.getElementById('detailTitle').textContent = p.title;
    document.getElementById('detailPrice').textContent = p.price;
    document.getElementById('detailOld').textContent = p.old;
    document.getElementById('detailDesc').textContent = p.desc;
    const tagsEl = document.getElementById('detailTags');
    tagsEl.innerHTML = p.tags.map(t => `<span class="tag">${t}</span>`).join('');
    overlay.classList.add('open');
    document.body.style.overflow = 'hidden';
  }

  function closeDetail() {
    overlay.classList.remove('open');
    document.body.style.overflow = '';
  }

  closeBtn.addEventListener('click', closeDetail);
  backdrop.addEventListener('click', closeDetail);