:root {
  --citrus: #ff8a3d;
  --citrus-dim: #e87428;
  --leaf: #3daa6d;
  --cream: #fff8f0;
  --ink: #2b2118;
  --ink-secondary: #5c4f44;
  --ink-tertiary: #8a7b6f;
  --surface: #ffffff;
  --radius: 20px;
  --font: "SF Pro Rounded", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  min-height: 100vh;
}

.mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 60% 50% at 15% 20%, rgba(255, 138, 61, 0.22), transparent 60%),
    radial-gradient(ellipse 50% 40% at 85% 15%, rgba(61, 170, 109, 0.16), transparent 55%),
    radial-gradient(ellipse 40% 35% at 70% 80%, rgba(255, 138, 61, 0.1), transparent 50%),
    var(--cream);
}

header {
  max-width: 920px;
  margin: 0 auto;
  padding: 28px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--citrus), var(--leaf));
  display: grid;
  place-items: center;
  color: white;
  font-size: 1.2rem;
  box-shadow: 0 8px 24px rgba(255, 138, 61, 0.35);
}

nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: var(--ink-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s;
}

nav a:hover, nav a.active {
  background: rgba(255, 138, 61, 0.12);
  color: var(--citrus-dim);
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.hero {
  padding: 48px 0 32px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--ink-secondary);
  max-width: 540px;
}

.card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 12px 40px rgba(43, 33, 24, 0.06);
}

.card h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.card .updated {
  font-size: 0.85rem;
  color: var(--ink-tertiary);
  margin-bottom: 24px;
}

.card h3 {
  font-size: 1.05rem;
  margin: 28px 0 10px;
  color: var(--ink);
}

.card p, .card li {
  color: var(--ink-secondary);
  margin-bottom: 12px;
}

.card ul, .card ol {
  padding-left: 1.25rem;
  margin-bottom: 16px;
}

.card li { margin-bottom: 8px; }

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding: 14px 22px;
  background: linear-gradient(135deg, var(--citrus), var(--citrus-dim));
  color: white;
  text-decoration: none;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 10px 28px rgba(255, 138, 61, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}

.contact-email:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 32px rgba(255, 138, 61, 0.42);
}

footer {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px 40px;
  text-align: center;
  color: var(--ink-tertiary);
  font-size: 0.85rem;
}

footer a {
  color: var(--citrus-dim);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 600px) {
  header { flex-direction: column; align-items: flex-start; }
  .card { padding: 24px; }
}