:root {
  --bg: #f6f3ee;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: #ffffff;
  --text: #121212;
  --muted: #5d5d66;
  --line: rgba(16, 16, 24, 0.08);
  --shadow: 0 20px 60px rgba(18, 18, 18, 0.08);
  --violet: #7759ff;
  --coral: #ff7d66;
  --sky: #48a7ff;
  --lime: #c4ff67;
}

:root.dark {
  --bg: #09090d;
  --panel: rgba(20, 22, 28, 0.85);
  --panel-strong: #11131a;
  --text: #f5f7fb;
  --muted: #a2a9b5;
  --line: rgba(255, 255, 255, 0.08);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(119, 89, 255, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(72, 167, 255, 0.1), transparent 24%),
    linear-gradient(180deg, rgba(255,255,255,0.15), transparent 30%),
    var(--bg);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 0.4;
}

.page-shell {
  width: min(1220px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 72px;
}

.topbar,
.signal-card,
.repo-card,
.app-card,
.artifact-strip article,
.value-band,
.price-card {
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  position: sticky;
  top: 16px;
  z-index: 20;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
  color: var(--text);
  min-width: max-content;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--violet), var(--sky));
  color: white;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.3);
}

.searchbar {
  flex: 1;
  min-width: 180px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-strong);
  padding: 0 14px;
  height: 48px;
}

.searchbar input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
}

.searchbar input::placeholder {
  color: var(--muted);
}

.nav-links {
  display: flex;
  gap: 18px;
}

.nav-links a,
.section-heading a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.nav-links a:hover,
.section-heading a:hover {
  color: var(--text);
}

.theme-toggle {
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 14px;
  cursor: pointer;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
  gap: 28px;
  align-items: stretch;
  padding: 48px 0 32px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(255,255,255,0.3);
}

.hero h1,
.section h2,
.value-copy h2 {
  margin: 18px 0 14px;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  max-width: 9ch;
}

.hero-text,
.value-copy p,
.repo-card p,
.app-card p,
.artifact-strip p,
.price-card li {
  color: var(--muted);
  line-height: 1.65;
}

.hero-text {
  max-width: 62ch;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin: 28px 0 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
}

.button--primary {
  color: white;
  background: linear-gradient(135deg, var(--violet), #8f75ff 45%, var(--sky));
  box-shadow: 0 18px 40px rgba(119, 89, 255, 0.28);
}

.button--ghost {
  color: var(--text);
  border-color: var(--line);
  background: var(--panel);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 700px;
}

.hero-stats div,
.artifact-strip article {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  padding: 16px;
}

.hero-stats strong,
.price-card__price {
  display: block;
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.95rem;
}

.signal-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(196,255,103,0.16), transparent 30%),
    radial-gradient(circle at bottom right, rgba(119,89,255,0.14), transparent 32%),
    var(--panel);
  padding: 24px;
  box-shadow: var(--shadow);
}

.signal-card__label,
.repo-card__meta,
.app-card__badge,
.price-card__name {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-card__title,
.repo-card h3,
.app-card h3 {
  font-size: 1.4rem;
  margin: 14px 0;
}

.signal-grid,
.repo-card__tags,
.app-card__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.signal-grid span,
.repo-card__tags span,
.app-card__footer span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 0.85rem;
  color: var(--muted);
  background: rgba(255,255,255,0.35);
}

.signal-bars {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
  align-items: end;
  height: 140px;
  margin: 24px 0;
}

.signal-bars i {
  display: block;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--sky), var(--violet));
  animation: pulse 2.8s ease-in-out infinite;
}

.signal-bars i:nth-child(1) { height: 38%; }
.signal-bars i:nth-child(2) { height: 72%; animation-delay: 0.2s; }
.signal-bars i:nth-child(3) { height: 55%; animation-delay: 0.4s; }
.signal-bars i:nth-child(4) { height: 95%; animation-delay: 0.6s; }
.signal-bars i:nth-child(5) { height: 62%; animation-delay: 0.8s; }
.signal-bars i:nth-child(6) { height: 88%; animation-delay: 1s; }
.signal-bars i:nth-child(7) { height: 47%; animation-delay: 1.2s; }
.signal-bars i:nth-child(8) { height: 74%; animation-delay: 1.4s; }

.section {
  padding: 22px 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section h2,
.value-copy h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.card-grid {
  display: grid;
  gap: 18px;
}

.card-grid--three,
.pricing-grid,
.artifact-strip,
.value-points {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.repo-card,
.app-card,
.price-card,
.value-points article {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  padding: 22px;
  box-shadow: var(--shadow);
}

.repo-card {
  position: relative;
  overflow: hidden;
}

.repo-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
}

.accent-violet::before { background: linear-gradient(90deg, var(--violet), transparent); }
.accent-coral::before { background: linear-gradient(90deg, var(--coral), transparent); }
.accent-sky::before { background: linear-gradient(90deg, var(--sky), transparent); }

.app-card__badge {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255,255,255,0.32);
}

.artifact-strip,
.pricing-grid,
.value-points {
  display: grid;
  gap: 18px;
}

.value-band {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(119,89,255,0.08), rgba(72,167,255,0.06)), var(--panel);
  padding: 28px;
  margin: 28px 0;
  box-shadow: var(--shadow);
}

.price-card ul {
  margin: 18px 0 0;
  padding-left: 18px;
}

.price-card--featured {
  background: linear-gradient(180deg, rgba(119,89,255,0.14), rgba(255,255,255,0.02)), var(--panel);
  border-color: rgba(119,89,255,0.3);
}

.price-card__price span {
  font-size: 1rem;
  color: var(--muted);
}

@keyframes pulse {
  0%, 100% { transform: scaleY(0.9); opacity: 0.8; }
  50% { transform: scaleY(1.05); opacity: 1; }
}

@media (max-width: 1080px) {
  .topbar {
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    overflow: auto;
    padding-top: 4px;
  }

  .hero,
  .value-band {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .page-shell {
    width: min(100% - 20px, 1220px);
    padding-top: 10px;
  }

  .topbar {
    top: 10px;
    border-radius: 18px;
  }

  .hero {
    padding-top: 26px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-stats,
  .card-grid--three,
  .pricing-grid,
  .artifact-strip,
  .value-points {
    grid-template-columns: 1fr;
  }

  .section-heading {
    flex-direction: column;
    align-items: start;
  }

  .nav-links {
    gap: 14px;
    font-size: 0.95rem;
  }
}