:root {
  --bg: #090b12;
  --bg-soft: #121624;
  --panel: #171c2d;
  --text: #f4f6ff;
  --muted: #a7b0ca;
  --line: #2a3147;
  --hot-pink: #ff2a8a;
  --hot-blue: #2fd6ff;
  --hot-lime: #a1ff2a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(120% 80% at 80% 0%, #1c1d34 0%, transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-mark {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 999px;
  background: linear-gradient(140deg, var(--hot-pink), var(--hot-blue));
  box-shadow: 0 0 14px color-mix(in srgb, var(--hot-pink) 65%, transparent);
}

.brand {
  font-family: "DM Serif Display", serif;
  font-size: 1.35rem;
  letter-spacing: 0.01em;
}

.menu-btn {
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page {
  max-width: 980px;
  margin: 0 auto;
  padding: 1rem;
  padding-bottom: 2rem;
}

.hero {
  display: grid;
  gap: 1rem;
  background: linear-gradient(160deg, #171a2d, #101526);
  border: 1px solid color-mix(in srgb, var(--hot-blue) 28%, var(--line));
  border-radius: 22px;
  padding: 1rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.kicker {
  margin: 0 0 0.45rem;
  color: var(--hot-lime);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  font-weight: 700;
}

h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.55rem, 5vw, 2.4rem);
  line-height: 1.08;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.btn {
  font-size: 0.84rem;
  font-weight: 700;
  padding: 0.65rem 0.9rem;
  border-radius: 12px;
}

.btn-primary {
  background: linear-gradient(130deg, var(--hot-pink), #ff6a4d);
  color: #190610;
}

.btn-secondary {
  border: 1px solid color-mix(in srgb, var(--hot-blue) 42%, var(--line));
  color: #d9f6ff;
  background: color-mix(in srgb, var(--hot-blue) 12%, var(--bg-soft));
}

.hero-visual {
  position: relative;
  min-height: 180px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0f1425;
}

.hero-glow {
  position: absolute;
  inset: -30% -20% auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, color-mix(in srgb, var(--hot-pink) 50%, transparent), transparent 68%);
}

.hero-card {
  position: absolute;
  left: 0.8rem;
  right: 0.8rem;
  bottom: 0.8rem;
  background: color-mix(in srgb, #0d1120 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--hot-blue) 30%, var(--line));
  border-radius: 14px;
  padding: 0.75rem;
}

.hero-card-label {
  margin: 0 0 0.3rem;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--hot-blue);
  letter-spacing: 0.08em;
}

.hero-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.03rem;
  line-height: 1.22;
}

.hero-card p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 1.2rem 0 0.65rem;
}

.section-head h2 {
  margin: 0;
  font-size: 1.25rem;
}

.section-head a {
  color: var(--hot-blue);
  font-size: 0.83rem;
  font-weight: 700;
}

.thumb-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.thumb-card {
  display: grid;
  grid-template-columns: 110px 1fr;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--panel);
}

.thumb-image {
  min-height: 100%;
}

.grad-a { background: linear-gradient(140deg, #ff4f8b, #ff9d3d); }
.grad-b { background: linear-gradient(140deg, #00c6ff, #0072ff); }
.grad-c { background: linear-gradient(140deg, #8e2de2, #ff2a8a); }
.grad-d { background: linear-gradient(140deg, #00d39f, #89ff44); }

.thumb-body {
  padding: 0.65rem 0.72rem;
}

.thumb-body h3 {
  margin: 0 0 0.38rem;
  font-size: 0.94rem;
  line-height: 1.24;
}

.thumb-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

@media (min-width: 760px) {
  .hero {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: stretch;
    padding: 1.2rem;
  }

  .thumb-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}