:root {
  --bg: #0b0f14;
  --bg-soft: #121821;
  --card: rgba(255, 255, 255, 0.04);
  --line: rgba(255, 255, 255, 0.08);
  --text: #e8edf2;
  --muted: #9aa7b5;
  --primary: #d5b26f;
  --primary-strong: #f0c87b;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
  --radius: 18px;
  --container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(213, 178, 111, 0.10), transparent 30%),
    linear-gradient(180deg, #0b0f14 0%, #0d131b 100%);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(100% - 32px, 860px);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  background: #fff;
  color: #000;
  padding: 10px 14px;
  border-radius: 8px;
  z-index: 999;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 15, 20, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), #8d6a33);
  color: #111;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-name {
  margin: 0;
  font-size: 1rem;
}

.brand-role {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav a:hover,
.nav a:focus {
  color: var(--white);
}

.hero {
  padding: 72px 0 36px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 28px;
  align-items: stretch;
}

.hero-content,
.hero-card,
.card,
.timeline-item,
.cert-item {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-content {
  padding: 42px;
}

.eyebrow,
.section-label {
  color: var(--primary);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0 0 12px;
}

.hero h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.08;
  margin: 0 0 18px;
}

.hero-text {
  color: var(--muted);
  font-size: 1.06rem;
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 600;
  transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--primary);
  color: #111;
}

.btn-primary:hover {
  background: var(--primary-strong);
}

.btn-secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.hero-card {
  padding: 28px;
}

.profile-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.profile-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.profile-list li:last-child {
  border-bottom: none;
}

.profile-list span {
  color: var(--muted);
  font-size: 0.88rem;
}

.section {
  padding: 36px 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.015);
  border-top: 1px solid rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  margin: 0 0 20px;
}

.grid {
  display: grid;
  gap: 18px;
}

.cards-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 24px;
}

.card h4,
.timeline-item h4,
.cert-item h4 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.card p,
.timeline-item p,
.cert-item p {
  margin: 0;
  color: var(--muted);
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  padding: 24px;
  position: relative;
}

.timeline-meta {
  color: var(--primary);
  font-size: 0.88rem;
  margin-bottom: 8px;
}

.cert-list {
  display: grid;
  gap: 16px;
}

.cert-item {
  padding: 22px;
}

.cert-item a {
  display: inline-block;
  margin-top: 10px;
  color: var(--primary);
  font-weight: 600;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 48px;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-wrap h4 {
  margin: 0 0 8px;
}

.footer-wrap p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-links a {
  color: var(--text);
}

.update-note {
  margin-top: 10px !important;
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .hero-grid,
  .cards-3,
  .cards-2 {
    grid-template-columns: 1fr;
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .hero-content,
  .hero-card,
  .card,
  .timeline-item,
  .cert-item {
    padding: 20px;
  }

  .hero {
    padding-top: 40px;
  }

  .nav {
    gap: 12px;
  }
}