:root {
  --gofsn-emerald: #10b981;
  --gofsn-emerald-dark: #047857;
  --gofsn-emerald-deep: #064e3b;
  --gofsn-amber: #f59e0b;
  --gofsn-amber-light: #fcd34d;
  --gofsn-bg: #0c1410;
  --gofsn-surface: #132118;
  --gofsn-surface-alt: #1a2e24;
  --gofsn-text: #ecfdf5;
  --gofsn-muted: #9ca3af;
  --gofsn-border: rgba(16, 185, 129, 0.22);
  --gofsn-radius: 12px;
  --gofsn-font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--gofsn-font);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--gofsn-text);
  background: var(--gofsn-bg);
  background-image:
    radial-gradient(ellipse 70% 45% at 10% 0%, rgba(16, 185, 129, 0.18), transparent),
    radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.1), transparent 45%);
}

a { color: var(--gofsn-amber-light); text-decoration: none; }
a:hover { color: var(--gofsn-amber); text-decoration: underline; }

.gofsn-wrap { width: min(1140px, 92vw); margin: 0 auto; }

/* Horizontal header */
.gofsn-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 20, 16, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gofsn-border);
}

.gofsn-header-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.75rem 0;
  min-height: 64px;
}

.gofsn-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--gofsn-text);
  flex-shrink: 0;
  text-decoration: none;
}
.gofsn-logo:hover { color: var(--gofsn-amber); text-decoration: none; }

.gofsn-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
  border: 2px solid var(--gofsn-amber);
}

.gofsn-logo-text { font-weight: 700; font-size: 1rem; line-height: 1.2; }
.gofsn-logo-text small { display: block; font-weight: 500; font-size: 0.72rem; color: var(--gofsn-muted); }

.gofsn-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}
.gofsn-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.gofsn-nav a {
  font-size: 0.92rem;
  color: var(--gofsn-text);
  padding: 0.35rem 0;
}
.gofsn-nav a:hover { color: var(--gofsn-amber); }

.gofsn-header-cta { flex-shrink: 0; display: flex; align-items: center; gap: 0.5rem; }

.gofsn-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--gofsn-border);
  color: var(--gofsn-text);
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
}

.gofsn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--gofsn-radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.15s, box-shadow 0.15s;
}
.gofsn-btn:active { transform: scale(0.98); }

.gofsn-btn-primary {
  background: linear-gradient(135deg, var(--gofsn-emerald), var(--gofsn-emerald-dark));
  color: #fff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
  border: 1px solid rgba(245, 158, 11, 0.35);
}
.gofsn-btn-primary:hover { box-shadow: 0 6px 28px rgba(245, 158, 11, 0.25); }

.gofsn-btn-secondary {
  background: transparent;
  color: var(--gofsn-amber-light);
  border: 1px solid var(--gofsn-amber);
}
.gofsn-btn-lg { padding: 0.85rem 1.6rem; font-size: 1.05rem; }

.gofsn-main { padding-bottom: 3rem; }

.gofsn-hero {
  padding: 2rem 0 2.5rem;
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.08), transparent);
}

.gofsn-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gofsn-amber);
  background: rgba(245, 158, 11, 0.12);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 158, 11, 0.3);
  margin-bottom: 1rem;
}

.gofsn-hero h1 {
  font-size: clamp(1.65rem, 4.5vw, 2.35rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  max-width: 18ch;
}

.gofsn-lead { font-size: 1.08rem; color: #d1fae5; max-width: 62ch; margin: 0 0 1.5rem; }

.gofsn-cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.75rem; }

.gofsn-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .gofsn-hero-grid { grid-template-columns: 1.1fr 0.9fr; align-items: center; }
}

.gofsn-hero-banner img {
  width: 100%;
  height: auto;
  border-radius: var(--gofsn-radius);
  border: 1px solid var(--gofsn-border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.gofsn-quick-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}
@media (min-width: 480px) { .gofsn-quick-stats { grid-template-columns: repeat(4, 1fr); } }

.gofsn-stat {
  background: var(--gofsn-surface);
  border: 1px solid var(--gofsn-border);
  border-radius: var(--gofsn-radius);
  padding: 0.85rem 0.65rem;
  text-align: center;
}
.gofsn-stat b { display: block; font-size: 1.15rem; color: var(--gofsn-amber); }
.gofsn-stat small { font-size: 0.72rem; color: var(--gofsn-muted); }

.gofsn-section { margin: 2.25rem 0; }
.gofsn-section h2 { font-size: 1.45rem; margin: 0 0 0.85rem; color: var(--gofsn-amber-light); }
.gofsn-section h3 { font-size: 1.15rem; margin: 1.25rem 0 0.5rem; }
.gofsn-section p { margin: 0 0 1rem; color: #d1d5db; }

.gofsn-section table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1rem 0;
}
.gofsn-section th, .gofsn-section td {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--gofsn-border);
  text-align: left;
}
.gofsn-section th { background: var(--gofsn-surface-alt); color: var(--gofsn-amber); }

.gofsn-cta-band {
  background: linear-gradient(90deg, var(--gofsn-emerald-deep), var(--gofsn-surface-alt));
  border: 1px solid var(--gofsn-border);
  border-radius: var(--gofsn-radius);
  padding: 1.75rem;
  text-align: center;
  margin: 2.5rem 0 1rem;
}
.gofsn-cta-band p { margin: 0 0 1rem; }

.gofsn-note { font-size: 0.85rem; color: var(--gofsn-muted); text-align: center; }

.gofsn-page-head { padding: 2rem 0 1rem; border-bottom: 1px solid var(--gofsn-border); margin-bottom: 1.5rem; }
.gofsn-page-head h1 { font-size: clamp(1.5rem, 4vw, 2rem); margin: 0 0 0.75rem; }
.gofsn-page-head .gofsn-lead { margin: 0; }

.gofsn-footer {
  background: var(--gofsn-surface);
  border-top: 1px solid var(--gofsn-border);
  padding: 2rem 0;
  font-size: 0.88rem;
  color: var(--gofsn-muted);
}
.gofsn-sitemap { margin-top: 1rem; line-height: 1.9; }
.gofsn-sitemap a { margin-right: 0.15rem; }

@media (max-width: 900px) {
  .gofsn-header-row { flex-wrap: wrap; }
  .gofsn-nav { order: 3; width: 100%; display: none; }
  .gofsn-nav.is-open { display: block; }
  .gofsn-nav ul { flex-direction: column; padding: 0.5rem 0; }
  .gofsn-menu-toggle { display: block; }
  .gofsn-header-cta { margin-left: auto; }
}

@media (max-width: 320px) {
  body { font-size: 1rem; }
  .gofsn-btn-lg { width: 100%; }
}