:root {
  --bg: #f4f5f7;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --text: #1a1d26;
  --text-muted: #5c6578;
  --accent: #2f6fed;
  --accent-soft: rgba(47, 111, 237, 0.08);
  --border: #e2e5ec;
  --success: #1f7a4c;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(26, 29, 38, 0.04), 0 8px 24px rgba(26, 29, 38, 0.06);
  --max-width: 960px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  text-decoration: none;
}

/* Language switcher */
.lang-switch {
  padding: 0.75rem 0 0;
  background: linear-gradient(180deg, #eef2f8 0%, #eef2f8 100%);
}

.lang-switch__inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.lang-switch a {
  color: var(--text-muted);
  text-decoration: none;
}

.lang-switch a:hover {
  color: var(--accent);
}

.lang-switch a[aria-current="page"] {
  color: var(--text);
  pointer-events: none;
}

.lang-switch span {
  color: var(--border);
}

/* Hero */
.hero {
  padding: 3rem 0 2.5rem;
  background:
    linear-gradient(180deg, #eef2f8 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}

.hero__inner {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1.4fr 1fr;
    align-items: start;
  }
}

.hero__label {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
}

.hero__tagline {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 38ch;
}

.hero__contacts {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

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

.hero__contacts a:hover {
  color: var(--accent);
}

.hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.1rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

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

.btn--primary:hover {
  background: #255cd4;
  color: #fff;
}

.btn--ghost {
  background: var(--bg-elevated);
  color: var(--text);
  border-color: var(--border);
}

.btn--ghost:hover {
  background: #eef1f6;
  color: var(--text);
  border-color: #d0d5e0;
}

/* Metrics */
.hero__metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.metric {
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.metric__value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--success);
  line-height: 1.2;
}

.metric__label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.metric__label small {
  font-size: 0.72rem;
  opacity: 0.9;
}

/* Sections */
.section {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
}

.section:last-of-type {
  border-bottom: none;
}

.section h2 {
  margin: 0 0 1.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.lead {
  font-size: 1.1rem;
  color: var(--text);
  margin-top: 0;
}

/* Jobs */
.job {
  padding: 1.5rem;
  margin-bottom: 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.job--compact {
  margin-bottom: 0;
}

.job__header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.job h3 {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.job__company {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.job__period {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.job__highlights {
  margin: 0;
  padding-left: 1.2rem;
}

.job__highlights li {
  margin-bottom: 0.5rem;
}

.job__highlights li:last-child {
  margin-bottom: 0;
}

.job__links {
  margin: 1rem 0 0;
  font-size: 0.9rem;
}

/* Skills */
.skills-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .skills-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.skill-group h3 {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tags li {
  padding: 0.35rem 0.7rem;
  font-size: 0.82rem;
  background: var(--accent-soft);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
}

/* Footer */
.footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer__inner p {
  margin: 0;
}

/* Print / PDF */
@media print {
  :root {
    --bg: #fff;
    --bg-elevated: #fff;
    --bg-card: #f7f8fa;
    --text: #111;
    --text-muted: #444;
    --border: #ddd;
    --accent: #1a5fb4;
    --success: #1a7f37;
    --shadow: none;
  }

  body {
    font-size: 11pt;
    background: #fff;
  }

  .hero {
    padding: 0 0 1rem;
    background: none;
    border-bottom: 2px solid #111;
  }

  .hero__links,
  .skip-link,
  .lang-switch {
    display: none !important;
  }

  .hero__metrics {
    grid-template-columns: repeat(4, 1fr);
  }

  .job,
  .metric {
    break-inside: avoid;
    page-break-inside: avoid;
    box-shadow: none;
  }

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

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.75em;
    color: #666;
  }

  .footer {
    padding-top: 1rem;
  }
}