:root {
  --ncm-bg: #080b16;
  --ncm-panel: rgba(15, 23, 42, 0.82);
  --ncm-panel-strong: rgba(17, 24, 39, 0.96);
  --ncm-border: rgba(255, 255, 255, 0.14);
  --ncm-text: #f8fafc;
  --ncm-muted: #cbd5e1;
  --ncm-soft: #94a3b8;
  --ncm-purple: #7c3aed;
  --ncm-purple-light: #a78bfa;
  --ncm-blue: #38bdf8;
  --ncm-radius: 22px;
  --ncm-shadow: 0 22px 70px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.ncm-pwa-body {
  margin: 0;
  min-height: 100vh;
  color: var(--ncm-text);
  background:
    radial-gradient(circle at top left, rgba(124, 58, 237, 0.32), transparent 34rem),
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.18), transparent 30rem),
    linear-gradient(135deg, #070a13 0%, #111827 48%, #0f172a 100%);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: inherit; }

.ncm-skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  background: #ffffff;
  color: #111827;
}

.ncm-skip-link:focus { left: 12px; }

.ncm-pwa-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px clamp(16px, 4vw, 44px);
  background: rgba(8, 11, 22, 0.78);
  border-bottom: 1px solid var(--ncm-border);
  backdrop-filter: blur(18px);
}

.ncm-pwa-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.ncm-pwa-brand img {
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.28);
}

.ncm-pwa-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ncm-muted);
  font-size: 0.94rem;
}

.ncm-pwa-nav a {
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 999px;
}

.ncm-pwa-nav a:hover,
.ncm-pwa-nav a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.ncm-pwa-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 56px;
}

.ncm-pwa-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: 22px;
  align-items: stretch;
  margin-bottom: 26px;
}

.ncm-pwa-hero-copy,
.ncm-pwa-hero-card,
.ncm-pwa-section {
  border: 1px solid var(--ncm-border);
  border-radius: var(--ncm-radius);
  background: var(--ncm-panel);
  box-shadow: var(--ncm-shadow);
  backdrop-filter: blur(14px);
}

.ncm-pwa-hero-copy { padding: clamp(24px, 5vw, 48px); }

.ncm-pwa-hero-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 260px;
  background:
    radial-gradient(circle at top, rgba(167, 139, 250, 0.25), transparent 45%),
    var(--ncm-panel-strong);
}

.ncm-pwa-card-icon {
  width: 60px;
  height: 60px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: auto;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 2rem;
}

.ncm-pwa-kicker {
  margin: 0 0 10px;
  color: var(--ncm-purple-light);
  font-size: 0.79rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.ncm-pwa-hero h1,
.ncm-pwa-section h2 {
  margin: 0;
  line-height: 1.03;
  letter-spacing: -0.05em;
}

.ncm-pwa-hero h1 { font-size: clamp(2.45rem, 8vw, 5.6rem); }
.ncm-pwa-section h2 { font-size: clamp(1.65rem, 4vw, 3rem); }

.ncm-pwa-lede {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--ncm-muted);
  font-size: clamp(1.06rem, 2vw, 1.28rem);
}

.ncm-pwa-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.ncm-pwa-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.ncm-pwa-btn-primary {
  background: linear-gradient(135deg, var(--ncm-purple), #5b21b6);
  color: #ffffff;
  box-shadow: 0 14px 28px rgba(124, 58, 237, 0.32);
}

.ncm-pwa-btn-secondary {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.ncm-pwa-btn:hover,
.ncm-pwa-btn:focus-visible {
  transform: translateY(-1px);
}

.ncm-pwa-note {
  margin: 16px 0 0;
  color: var(--ncm-soft);
  font-size: 0.94rem;
}

.ncm-pwa-section {
  padding: clamp(20px, 4vw, 34px);
  margin-top: 22px;
}

.ncm-pwa-section-head {
  max-width: 820px;
  margin-bottom: 18px;
}

.ncm-pwa-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.ncm-pwa-tool-card {
  display: flex;
  flex-direction: column;
  min-height: 190px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.065);
  text-decoration: none;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.ncm-pwa-tool-card:hover,
.ncm-pwa-tool-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(167, 139, 250, 0.7);
  background: rgba(255, 255, 255, 0.095);
}

.ncm-pwa-tool-card span {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(124, 58, 237, 0.24);
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.ncm-pwa-tool-card h3 {
  margin: auto 0 8px;
  font-size: 1.1rem;
}

.ncm-pwa-tool-card p,
.ncm-pwa-hero-card p,
.ncm-pwa-section p {
  color: var(--ncm-muted);
}

.ncm-pwa-tool-card p {
  margin: 0;
  font-size: 0.96rem;
}

.ncm-pwa-install-panel,
.ncm-pwa-soft-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 1.15fr);
  gap: 22px;
  align-items: start;
}

.ncm-pwa-steps {
  display: grid;
  gap: 12px;
}

.ncm-pwa-steps article {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  padding: 16px;
}

.ncm-pwa-steps h3 {
  margin: 0 0 6px;
}

.ncm-pwa-steps p { margin: 0; }

.ncm-pwa-soft-cta {
  align-items: center;
  background:
    radial-gradient(circle at right, rgba(56, 189, 248, 0.14), transparent 40%),
    var(--ncm-panel);
}

.ncm-pwa-soft-cta .ncm-pwa-btn { justify-self: end; }

.ncm-pwa-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 30px;
  color: var(--ncm-soft);
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .ncm-pwa-hero,
  .ncm-pwa-install-panel,
  .ncm-pwa-soft-cta {
    grid-template-columns: 1fr;
  }

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

  .ncm-pwa-soft-cta .ncm-pwa-btn { justify-self: start; }
}

@media (max-width: 560px) {
  .ncm-pwa-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .ncm-pwa-nav {
    width: 100%;
    justify-content: space-between;
  }

  .ncm-pwa-shell {
    width: min(100% - 22px, 1120px);
    padding-top: 18px;
  }

  .ncm-pwa-grid {
    grid-template-columns: 1fr;
  }

  .ncm-pwa-tool-card {
    min-height: 154px;
  }

  .ncm-pwa-actions,
  .ncm-pwa-btn {
    width: 100%;
  }
}