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

body {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin: 0;
  background: #f8fafc;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.article-card {
  width: 100%;
  max-width: 400px;
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
  overflow: hidden;
}

.card-image {
  position: relative;
  width: 100%;
  height: 250px;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bookmark-container {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.save-btn {
  position: relative;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: none;
  color: #64748b;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.2s, color 0.2s;
}

.save-btn:hover {
  transform: scale(1.05);
  color: #0f172a;
}

.ribbon {
  position: absolute;
  top: 22px; /* Starts hidden inside the circle */
  width: 36px;
  height: 60px;
  background: #3b82f6;
  z-index: 1;
  /* Cut the bottom natively like a ribbon */
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 85%, 0 100%);
  display: flex;
  justify-content: center;
  padding-top: 26px;
  transform-origin: top center;
  transform: scaleY(0);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1.5);
}

/* Active State */
.bookmark-container.is-saved .ribbon {
  transform: scaleY(1);
}

.bookmark-container.is-saved .save-btn {
  color: #3b82f6;
}

.card-text {
  padding: 30px;
}

.card-text h3 {
  margin: 0 0 12px 0;
  color: #0f172a;
  font-size: 1.5rem;
}

.card-text p {
  margin: 0;
  color: #64748b;
  line-height: 1.6;
}

const trigger = document.getElementById("bookmark-trigger");

trigger.addEventListener("click", function() {
  trigger.classList.toggle("is-saved");
});