:root {
  --classic-gold: #c9a227;
  --classic-gold-dark: #a8861e;
  --classic-burgundy: #7b2d3e;
  --classic-navy: #14182b;
  --classic-slate: #1e2438;
  --classic-cream: #faf8f3;
  --surface: #ffffff;
  --text-muted: #6b7280;
  --radius-pill: 50rem;
  --radius-lg: 1.25rem;
  --shadow-soft: 0 12px 40px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.07);
}

* {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--classic-cream);
  color: #1f2937;
}

.top-bar {
  background: var(--classic-navy);
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(201, 162, 39, 0.2);
}

.top-bar a {
  color: var(--classic-gold);
  text-decoration: none;
}

.site-navbar {
  background: rgba(20, 24, 43, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 162, 39, 0.15);
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.03em;
  font-size: 1.05rem;
}

.brand-accent {
  color: var(--classic-gold);
}

.nav-pills .nav-link {
  color: rgba(255, 255, 255, 0.75);
  border-radius: var(--radius-pill);
  padding: 0.42rem 0.85rem;
  font-size: 0.76rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.nav-pills .nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.nav-pills .nav-link.active {
  background: linear-gradient(135deg, var(--classic-gold), var(--classic-burgundy));
  color: #fff;
  box-shadow: 0 4px 14px rgba(201, 162, 39, 0.35);
}

.btn-pill {
  border-radius: var(--radius-pill);
  padding: 0.65rem 1.5rem;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-pill:hover {
  transform: translateY(-2px);
}

.btn-classic {
  background: linear-gradient(135deg, var(--classic-gold), var(--classic-gold-dark));
  border: none;
  color: var(--classic-navy);
}

.btn-classic:hover {
  background: linear-gradient(135deg, var(--classic-gold-dark), var(--classic-burgundy));
  color: #fff;
  box-shadow: 0 8px 24px rgba(201, 162, 39, 0.35);
}

.hero-section {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(20, 24, 43, 0.9) 0%,
    rgba(20, 24, 43, 0.5) 55%,
    rgba(123, 45, 62, 0.25) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 3.5rem 0 2.5rem;
}

.hero-badge {
  display: inline-block;
  background: rgba(201, 162, 39, 0.92);
  color: var(--classic-navy);
  border-radius: var(--radius-pill);
  padding: 0.35rem 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero-title {
  color: #fff;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: 860px;
}

.hero-lead {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  max-width: 680px;
  margin-top: 0.75rem;
}

.hero-carousel .carousel-item {
  height: 400px;
  background-size: cover;
  background-position: center;
}

.content-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(201, 162, 39, 0.12);
  overflow: hidden;
}

.sidebar-tip {
  background: linear-gradient(145deg, var(--classic-slate), var(--classic-navy));
  color: #e5e7eb;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: sticky;
  top: 1rem;
  border: 1px solid rgba(201, 162, 39, 0.2);
}

.sidebar-tip .tip-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--classic-gold), var(--classic-burgundy));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: #fff;
}

.article-content {
  padding: 2rem 2.25rem;
  line-height: 1.75;
  font-size: 1.02rem;
}

.article-content h1,
.article-content h2,
.article-content h3 {
  color: var(--classic-navy);
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.article-content h1 {
  font-size: 1.75rem;
  margin-top: 0;
}

.article-content h2 {
  font-size: 1.35rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--classic-gold);
  display: inline-block;
}

.article-content h3 {
  font-size: 1.12rem;
  color: var(--classic-burgundy);
}

.article-content p {
  margin-bottom: 1.25rem;
}

.article-content b,
.article-content strong {
  color: var(--classic-navy);
  font-weight: 700;
}

.article-content a {
  color: var(--classic-burgundy);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(123, 45, 62, 0.3);
}

.article-content a:hover {
  border-bottom-color: var(--classic-burgundy);
  color: var(--classic-gold-dark);
}

.article-content img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
  box-shadow: var(--shadow-soft);
}

.topic-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(201, 162, 39, 0.15);
  padding: 1.5rem;
  height: 100%;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}

.topic-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
  color: inherit;
}

.topic-card .card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--classic-gold), var(--classic-burgundy));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.topic-card h3 {
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.topic-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}

.section-title {
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--classic-navy);
}

.section-lead {
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
}

.cta-banner {
  background: linear-gradient(135deg, var(--classic-navy), var(--classic-slate));
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  color: #fff;
  border: 1px solid rgba(201, 162, 39, 0.2);
}

.cta-banner h3 {
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--classic-gold);
}

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 1rem;
}

.cta-banner p:last-child {
  margin-bottom: 0;
}

.contact-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--classic-gold);
}

.site-footer {
  background: var(--classic-navy);
  color: rgba(255, 255, 255, 0.6);
  padding: 2.5rem 0;
  margin-top: 4rem;
}

.site-footer a {
  color: var(--classic-gold);
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
}

.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--classic-gold), var(--classic-burgundy));
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.offcanvas-nav .nav-link {
  border-radius: var(--radius-pill);
  padding: 0.6rem 1rem;
  color: #374151;
  font-weight: 500;
}

.offcanvas-nav .nav-link.active {
  background: var(--classic-gold);
  color: var(--classic-navy);
}

@media (max-width: 991.98px) {
  .article-content {
    padding: 1.5rem;
  }

  .hero-section,
  .hero-carousel .carousel-item {
    min-height: 300px;
    height: 300px;
  }
}