@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  color-scheme: light;
  --bg: #f3f5f9;
  --surface: #ffffff;
  --surface-border: #dbe4f0;
  --text: #1b2430;
  --muted: #5e6a7d;
  --brand: #0f62fe;
  --brand-hover: #0b4ec9;
  --shadow: 0 12px 28px rgba(19, 35, 67, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 5%, rgba(15, 98, 254, 0.1), transparent 35%),
    radial-gradient(circle at 85% 20%, rgba(30, 174, 152, 0.12), transparent 40%),
    var(--bg);
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 56px 20px;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
}

p {
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 1.05rem;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}

li {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

li:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(19, 35, 67, 0.12);
}

li strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.05rem;
}

li span {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid #ced9e8;
  color: #3f4f66;
  background: #f7faff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

a {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--brand);
  text-decoration: none;
  word-break: break-all;
}

a:hover {
  color: var(--brand-hover);
  text-decoration: underline;
}

.copy-link-btn {
  appearance: none;
  border: 0;
  border-radius: 10px;
  background: var(--brand);
  color: #ffffff;
  font: inherit;
  font-weight: 600;
  padding: 10px 14px;
  cursor: pointer;
  transition: background-color 0.16s ease, transform 0.16s ease;
}

.copy-link-btn:hover {
  background: var(--brand-hover);
}

.copy-link-btn:active {
  transform: translateY(1px);
}

@media (max-width: 640px) {
  main {
    padding-top: 44px;
  }

  li {
    padding: 16px;
  }
}