:root {
  --nt-bg: #f6f4f0;
  --nt-surface: #ffffff;
  --nt-ink: #1f2a36;
  --nt-muted: #5a6b7b;
  --nt-accent: #c4742d;
  --nt-accent-dark: #9a5a22;
  --nt-border: #e3ddd4;
}

body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: var(--nt-bg);
  color: var(--nt-ink);
}

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

a:hover {
  color: var(--nt-accent-dark);
}

.navbar {
  background: var(--nt-surface);
  border-bottom: 1px solid var(--nt-border);
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--nt-ink);
}

.navbar-nav .nav-link {
  color: var(--nt-muted);
  font-weight: 500;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link:hover {
  color: var(--nt-ink);
}

.hero {
  padding: 70px 0 60px;
}

.hero-panel {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: 24px;
  padding: 38px;
  box-shadow: 0 18px 40px rgba(43, 34, 19, 0.08);
}

.hero-panel h1 {
  font-size: clamp(2.2rem, 4.2vw, 3.2rem);
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-panel p {
  color: var(--nt-muted);
  max-width: 640px;
  font-size: 1.05rem;
}

.btn-primary {
  background: var(--nt-accent);
  border-color: var(--nt-accent);
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 600;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 22px;
}

.nt-card {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: 18px;
  padding: 22px;
  height: 100%;
}

.nt-card h3,
.nt-card h4 {
  font-weight: 600;
}

.nt-card p,
.nt-card li {
  color: var(--nt-muted);
}

.list-accent {
  list-style: none;
  padding-left: 0;
}

.list-accent li {
  padding-left: 26px;
  margin-bottom: 10px;
  position: relative;
}

.list-accent li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--nt-accent);
  font-size: 0.85rem;
}

.article-card {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: 16px;
  padding: 20px;
  height: 100%;
}

.article-card h5 {
  font-weight: 600;
  margin-bottom: 10px;
}

.breadcrumb {
  background: transparent;
  padding: 0;
  margin-bottom: 24px;
}

footer {
  border-top: 1px solid var(--nt-border);
  padding: 28px 0;
  color: var(--nt-muted);
  font-size: 0.95rem;
}

footer a {
  color: var(--nt-muted);
}

footer a:hover {
  color: var(--nt-ink);
}

@media (max-width: 768px) {
  .hero-panel {
    padding: 28px;
  }
}