.nl-body {
  --ink: #0e1116;
  --paper: #f3f0ea;
  --line: #d9d2c5;
  --accent: #c45c26;
  --muted: #5c564c;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(165deg, #ebe6dc 0%, var(--paper) 42%, #e4ddd2 100%);
  font-family: "DM Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
  min-height: 100vh;
}
.nl-noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 0;
}
.nl-nav, .nl-hero, .nl-strip, .nl-proof, .nl-cta-band, .nl-foot {
  position: relative;
  z-index: 1;
}
.nl-nav {
  max-width: 1080px;
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nl-logo {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.45rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nl-nav nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
  font-size: 14px;
}
.nl-nav a { color: var(--muted); text-decoration: none; }
.nl-nav a:hover { color: var(--ink); }
.nl-nav-cta {
  background: var(--ink) !important;
  color: #f7f3ec !important;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
}
.nl-hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 24px 56px;
}
.nl-kicker {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 14px;
}
.nl-hero h1 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 18px;
  max-width: 14ch;
  text-wrap: balance;
}
.nl-lead {
  max-width: 42ch;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--muted);
  margin: 0 0 28px;
}
.nl-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.nl-btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  border-radius: 10px;
  background: var(--ink);
  color: #f7f3ec;
  text-decoration: none;
  font-weight: 650;
  font-size: 14px;
}
.nl-btn-line {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.nl-strip {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.nl-card {
  background: rgba(255, 252, 247, 0.72);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px 24px;
}
.nl-card-cloud {
  background: #171a1f;
  color: #f0ebe3;
  border-color: #171a1f;
}
.nl-card-cloud p,
.nl-card-cloud li { color: #b9b2a6; }
.nl-card-cloud .nl-tag { background: #2a3038; color: #e8c4a8; }
.nl-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 6px;
  background: #ebe4d8;
  color: var(--accent);
  margin-bottom: 12px;
}
.nl-card h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 1.85rem;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}
.nl-card p {
  margin: 0 0 14px;
  line-height: 1.6;
  color: var(--muted);
  font-size: 0.98rem;
}
.nl-card ul {
  margin: 0;
  padding-left: 1.1em;
  line-height: 1.7;
  font-size: 0.92rem;
  color: var(--muted);
}
.nl-proof {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 24px 56px;
}
.nl-proof h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 2rem;
  margin: 0 0 22px;
}
.nl-proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 22px;
}
.nl-proof-grid strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}
.nl-proof-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}
.nl-cta-band {
  max-width: 1080px;
  margin: 0 auto 48px;
  padding: 36px 28px;
  border-radius: 18px;
  background:
    radial-gradient(600px 200px at 90% 0%, rgba(196, 92, 38, 0.22), transparent 55%),
    #171a1f;
  color: #f3eee6;
}
.nl-cta-band h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 2rem;
  margin: 0 0 10px;
}
.nl-cta-band p {
  margin: 0 0 18px;
  color: #b9b2a6;
  max-width: 48ch;
  line-height: 1.55;
}
.nl-cta-band .nl-btn {
  background: var(--accent);
  color: #fff;
}
.nl-foot {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  font-size: 13px;
}
.nl-foot a { color: var(--muted); text-decoration: none; }
.nl-foot a:hover { color: var(--ink); }
.nl-hero.nl-in {
  animation: nlRise 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes nlRise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .nl-hero.nl-in { animation: none; }
}
@media (max-width: 640px) {
  .nl-hero { padding-top: 28px; }
  .nl-nav { flex-direction: column; align-items: flex-start; }
}