:root {
  --ink: #14202e;
  --muted: #607084;
  --line: #d9e2ea;
  --paper: #fbfcfd;
  --soft: #eef3f7;
  --accent: #0f766e;
  --accent-dark: #0b4f4b;
  --warm: #d97706;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(20, 32, 46, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 5vw, 72px);
  background: rgba(251, 252, 253, 0.92);
  border-bottom: 1px solid rgba(217, 226, 234, 0.85);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 8px;
  color: var(--white);
  background: var(--accent-dark);
  font-size: 0.85rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--accent-dark);
  background: var(--soft);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.75fr);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
  min-height: calc(100vh - 76px);
  padding: clamp(40px, 7vw, 84px) clamp(20px, 5vw, 72px) 44px;
  background:
    linear-gradient(120deg, rgba(15, 118, 110, 0.12), rgba(217, 119, 6, 0.08) 42%, rgba(255, 255, 255, 0) 72%),
    var(--paper);
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--warm);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(2.35rem, 6vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.25;
}

.hero-text {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 2vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 800;
}

.button.primary {
  color: var(--white);
  background: var(--accent-dark);
}

.button.secondary {
  border: 1px solid var(--line);
  background: var(--white);
}

.hero-visual {
  align-self: end;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
}

.quick-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.quick-facts article {
  min-height: 136px;
  padding: 28px clamp(18px, 3vw, 34px);
  background: var(--white);
}

.quick-facts strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-dark);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1;
}

.quick-facts span {
  color: var(--muted);
  font-weight: 600;
}

.section {
  padding: clamp(64px, 8vw, 104px) clamp(20px, 5vw, 72px);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(28px, 6vw, 80px);
}

.section-body p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.04rem;
}

.section-body p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.impact-grid,
.skill-groups,
.learning-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.metric-card,
.skill-groups article,
.learning-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(20, 32, 46, 0.06);
}

.metric-card span {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
}

.metric-card p,
.skill-groups p {
  margin: 0;
  color: var(--muted);
}

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

.timeline-item {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 22px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.timeline-date {
  color: var(--accent-dark);
  font-weight: 800;
}

.company,
.context {
  margin: 0;
  color: var(--muted);
  font-weight: 650;
}

.context {
  color: var(--warm);
}

.timeline ul {
  margin: 16px 0 0;
  padding-left: 20px;
}

.timeline li {
  margin-bottom: 8px;
  color: var(--muted);
}

.skills-section {
  background: var(--soft);
}

.skill-groups {
  grid-template-columns: repeat(2, 1fr);
}

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

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

.clean-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.clean-list li:last-child {
  border-bottom: 0;
}

.contact-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.52fr);
  gap: 28px;
  margin: 0 clamp(20px, 5vw, 72px) clamp(36px, 5vw, 72px);
  padding: clamp(32px, 5vw, 56px);
  border-radius: 8px;
  color: var(--white);
  background: #183242;
}

.contact-band .section-label {
  color: #fbbf24;
}

.contact-band p {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.78);
}

.contact-links {
  display: grid;
  align-content: center;
  gap: 12px;
}

.contact-links a,
.contact-links span {
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--white);
  font-weight: 800;
  overflow-wrap: anywhere;
}

footer {
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 980px) {
  .hero,
  .two-column,
  .contact-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    max-width: 460px;
  }

  .quick-facts,
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .site-header {
    padding: 12px 18px;
  }

  .menu-button {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 67px;
    right: 18px;
    left: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 8px;
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 12px;
  }

  .hero {
    padding-top: 34px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .quick-facts,
  .impact-grid,
  .skill-groups,
  .learning-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    padding: 22px;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .menu-button {
    display: none;
  }

  body {
    background: var(--white);
  }

  .hero,
  .section,
  .contact-band {
    padding: 28px;
    margin: 0;
  }
}