:root {
  --ink: #172033;
  --muted: #5f6b7a;
  --line: #d7dde6;
  --panel: #f6f8fb;
  --panel-strong: #edf2f7;
  --accent: #0a66c2;
  --accent-dark: #074f96;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.58;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.nav,
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav {
  min-height: 68px;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.94rem;
  font-weight: 600;
}

.hero {
  padding: 72px 0 56px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
}

.hero-grid,
.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.8fr);
  gap: 44px;
  align-items: start;
}

.eyebrow,
.role-meta {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 860px;
  margin: 0 0 18px;
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.55rem, 2.4vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.28;
}

p {
  margin: 0 0 14px;
}

.lead {
  max-width: 780px;
  color: #26364f;
  font-size: 1.18rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: var(--white);
  font-weight: 700;
}

.button:hover {
  background: var(--accent-dark);
  color: var(--white);
  text-decoration: none;
}

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

.profile-panel,
.cards article,
.skill-grid article,
.timeline article,
.cv-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.profile-panel,
.cv-panel {
  padding: 24px;
}

.profile-panel dl {
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
}

.profile-panel dt,
.cv-panel dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.profile-panel dd,
.cv-panel dd {
  margin: 2px 0 0;
}

.section {
  padding: 64px 0;
}

.section.muted {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.check-list,
.timeline ul {
  margin: 0;
  padding-left: 1.1rem;
}

.check-list li,
.timeline li {
  margin-bottom: 8px;
}

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

.timeline article {
  padding: 24px;
}

.cards,
.skill-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.cards article,
.skill-grid article {
  padding: 20px;
}

.cards p,
.skill-grid p {
  color: var(--muted);
  font-size: 0.95rem;
}

.cv-header {
  padding: 48px 0 28px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.cv-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
  gap: 34px;
  align-items: start;
  padding: 42px 0 64px;
}

.cv-section {
  padding-bottom: 30px;
}

.cv-section + .cv-section {
  border-top: 1px solid var(--line);
  padding-top: 30px;
}

.cv-role {
  margin-bottom: 24px;
}

.cv-role h3 {
  margin-bottom: 3px;
}

.cv-role .role-meta {
  margin-bottom: 12px;
}

.cv-panel {
  position: sticky;
  top: 88px;
}

.tag-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  font-size: 0.93rem;
}

.footer {
  padding: 26px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer p {
  margin: 0;
}

@media (max-width: 920px) {
  .hero-grid,
  .two-column,
  .cv-grid {
    grid-template-columns: 1fr;
  }

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

  .cv-panel {
    position: static;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .nav,
  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    padding: 16px 0;
  }

  .nav-links {
    gap: 12px;
  }

  .hero,
  .section {
    padding: 42px 0;
  }

  h1 {
    font-size: 2.45rem;
  }

  .cards,
  .skill-grid {
    grid-template-columns: 1fr;
  }
}