:root {
  --bg: #0f172a;
  /* slate-900 */
  --panel: #111827;
  /* gray-900 */
  --text: #e5e7eb;
  /* gray-200 */
  --muted: #9ca3af;
  /* gray-400 */
  --accent: #22d3ee;
  /* cyan-400 */
  --accent-2: #38bdf8;
  /* sky-400 */
  --card: #0b1220;
  --btn: #06b6d4;
  --btn-text: #05131a;
  --link: #7dd3fc;
}

* {
  box-sizing: border-box
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
  background: linear-gradient(180deg, var(--bg), #020617);
  color: var(--text)
}

a {
  color: var(--link);
  text-decoration: none
}

a:hover {
  text-decoration: underline
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px
}

.navbar {
  position: sticky;
  top: 0;
  background: rgba(2, 6, 23, .7);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(148, 163, 184, .15);
  z-index: 50
}

.navbar .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center
}

.brand .logo {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: inline-block
}

.brand span {
  font-weight: 700;
  letter-spacing: .3px
}

.nav {
  display: flex;
  gap: 14px;
  align-items: center
}

.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--text);
  border: 1px solid transparent
}

.nav a:hover {
  background: rgba(148, 163, 184, .08);
  border-color: rgba(148, 163, 184, .12)
}

.cta {
  background: var(--btn);
  color: var(--btn-text);
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid rgba(0, 0, 0, .15)
}

.cta:hover {
  filter: brightness(1.07)
}

.hero {
  padding: 56px 20px
}

.hero h1 {
  font-size: clamp(28px, 4vw, 44px);
  margin: 0 0 8px
}

.subtitle {
  color: var(--muted);
  margin: 0 0 24px
}

.kv {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 22px;
  align-items: center
}

.card {
  background: linear-gradient(180deg, rgba(148, 163, 184, .10), rgba(148, 163, 184, .04));
  border: 1px solid rgba(148, 163, 184, .18);
  padding: 18px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25)
}

.card h3 {
  margin: 0 0 10px
}

.btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap
}

.btn {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, .25);
  background: #0b1220;
  color: var(--text)
}

.btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, .15) inset
}

.kv img,
.kv svg {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, .18);
  background: #020617
}

.footer {
  padding: 30px 20px;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid rgba(148, 163, 184, .15);
  margin-top: 40px
}

/* Details page */
.section {
  margin: 26px 0
}

.section h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 3vw, 28px)
}

.section p {
  line-height: 1.6
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(148, 163, 184, .05);
  border: 1px solid rgba(148, 163, 184, .18);
  border-radius: 12px;
  overflow: hidden
}

.table th,
.table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(148, 163, 184, .15);
  text-align: left
}

.table th {
  background: rgba(148, 163, 184, .10)
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(34, 211, 238, .15);
  border: 1px solid rgba(34, 211, 238, .35);
  color: #a5f3fc;
  font-size: 12px
}

@media (max-width:900px) {
  .kv {
    grid-template-columns: 1fr
  }

  .grid-2 {
    grid-template-columns: 1fr
  }
}