<div class="stage-5">
  <div class="card-tilt" id="tiltCard">
    <div class="tilt-shine"></div>
    <div class="tilt-layer">
      <h4>3D Tilt Card</h4>
      <p>Move your mouse over me to see the 3D tilt effect.</p>
      <span class="tilt-badge">Mouse-tracked</span>
    </div>
  </div>
</div>

.card-tilt {
  width: 195px;
  padding: 22px;
  border-radius: 16px;
  background: linear-gradient(160deg, #1a1a28 0%, #111118 100%);
  border: 1px solid var(--ccg-border2);
  transform-style: preserve-3d;
  transition: transform 0.1s;
  cursor: none;
  position: relative;
}

.tilt-shine {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 65%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.card-tilt:hover .tilt-shine {
  opacity: 1;
}

.tilt-layer {
  transform: translateZ(20px);
}

.card-tilt h4 {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.card-tilt p {
  font-size: 11px;
  color: var(--ccg-muted);
  line-height: 1.5;
}

.tilt-badge {
  margin-top: 10px;
  display: inline-block;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(61, 232, 245, 0.15);
  color: var(--ccg-cyan);
  border: 1px solid rgba(61, 232, 245, 0.3);
}

/* parent stage backdrop (so the demo renders standalone) */
[class^="stage-"] {
  width: 100%;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 2.5rem 1.5rem;
  box-sizing: border-box;
}

.stage-5 {
  background: #0c0c14;
}

/* gallery vars + keyframes (so the demo renders standalone) */
:root {
  --ccg-bg: #0a0a0f;
  --ccg-surface: #111118;
  --ccg-surface2: #17171f;
  --ccg-surface3: #1e1e28;
  --ccg-border: rgba(255, 255, 255, 0.15);
  --ccg-border2: rgba(255, 255, 255, 0.13);
  --ccg-accent: #7c6cff;
  --ccg-pink: #ff6c8a;
  --ccg-green: #1ed98a;
  --ccg-amber: #f5a84a;
  --ccg-cyan: #3de8f5;
  --ccg-text: #f0eeff;
  --ccg-muted: #6b6987;
  --ccg-label: #9896b8;
  --ccg-mono: "DM Mono", "Fira Code", monospace;
  --ccg-sans: "Syne", sans-serif;
}

const card = document.getElementById("tiltCard");
card.addEventListener("mousemove", (e) => {
  const { left, top, width, height } = card.getBoundingClientRect();
  const x = (e.clientX - left) / width - 0.5;
  const y = (e.clientY - top) / height - 0.5;
  card.style.transform = `perspective(700px) rotateX(${-y * 18}deg) rotateY(${x * 18}deg)`;
});
card.addEventListener("mouseleave", () => {
  card.style.transform = "perspective(700px) rotateX(0) rotateY(0)";
});