* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial;
  background:
    radial-gradient(circle at 20% 10%, #1b1b2a, transparent 40%),
    radial-gradient(circle at 80% 20%, #2a1b3d, transparent 45%),
    #0a0a0d;
  color: #eaeaea;
}

/* ===== HERO ===== */
.hero {
  padding: 64px 20px 32px;
  text-align: center;
}

.hero h1 {
  margin: 0;
  font-size: 34px;
  font-weight: 600;
  letter-spacing: 0.4px;
}

.hero p {
  margin: 10px 0 26px;
  font-size: 14px;
  color: #a0a0a0;
}

.hero input {
  width: 100%;
  max-width: 420px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(20,20,30,0.8);
  border: 1px solid #2a2a38;
  color: #fff;
  outline: none;
}

.hero input::placeholder {
  color: #777;
}

/* ===== TAGS ===== */
.tags {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 10px 20px 30px;
}

.tags button {
  background: rgba(255,255,255,0.04);
  border: 1px solid #2a2a38;
  color: #ccc;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
}

.tags button.active,
.tags button:hover {
  border-color: #6f8cff;
  color: #fff;
}

/* ===== GRID ===== */
.grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 20px 50px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 22px;
}

/* ===== CARD ===== */
.card {
  background: linear-gradient(180deg, rgba(20,20,30,0.9), rgba(12,12,18,0.9));
  border: 1px solid #232332;
  border-radius: 16px;
  padding: 18px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position: relative;
}

.card:hover {
  transform: translateY(-6px);
  border-color: #4b5cff;
  box-shadow: 0 0 0 1px rgba(75,92,255,.2),
              0 20px 40px rgba(0,0,0,.6);
}

.card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
}

.card .author {
  margin-top: 6px;
  font-size: 12px;
  color: #9a9a9a;
}

.card .model-tag {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 10px;
  font-size: 11px;
  border-radius: 999px;
  border: 1px solid #33334a;
  color: #b0b0ff;
}

.card a {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  color: #8fb3ff;
  text-decoration: none;
}

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid #1f1f2a;
  padding: 30px 20px;
  text-align: center;
  font-size: 12px;
  color: #8a8a8a;
}

.footer .credit {
  margin-top: 10px;
  color: #6f6f7a;
}