:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #eef4fb;
  --text: #142238;
  --muted: #566985;
  --line: #d2dceb;
  --accent: #005fb8;
  --accent-soft: #e6f1ff;
  --heading: #355176;
  --line-hover: #acc7ea;
  --max: 980px;
  --radius: 14px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font:
    16px/1.55 "Avenir Next",
    "Segoe UI",
    "Noto Sans",
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(
      900px 520px at 8% -10%,
      rgba(0, 95, 184, 0.16),
      transparent 55%
    ),
    radial-gradient(
      900px 520px at 100% 0%,
      rgba(36, 164, 107, 0.13),
      transparent 56%
    ),
    var(--bg);
}

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

a:hover {
  text-decoration-thickness: 2px;
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 26px 18px 52px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 18px;
  box-shadow: 0 8px 24px rgba(20, 34, 56, 0.06);
  animation: rise 240ms ease-out both;
}

@media (prefers-reduced-motion: reduce) {
  .card {
    animation: none;
  }
}

@keyframes rise {
  from {
    transform: translateY(6px);
    opacity: 0.72;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.hero {
  display: grid;
  gap: 16px;
}

@media (min-width: 800px) {
  .hero {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: center;
  }
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(30px, 5vw, 38px);
  line-height: 1.12;
}

.hero-intro {
  display: grid;
  gap: 10px;
}

.identity-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.profile-photo {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--line);
  flex-shrink: 0;
}

.identity-row h1 {
  margin: 0;
}

.subtitle {
  margin: 0;
  color: var(--muted);
}

.actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  width: min(100%, 340px);
  align-self: start;
}

.action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--text);
  text-decoration: none;
}

.action:hover {
  border-color: var(--line-hover);
  background: var(--accent-soft);
}

@media (min-width: 600px) and (max-width: 799px) {
  .actions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: 100%;
  }
}

main {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

@media (min-width: 900px) {
  .two-col {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 14px;
  }
}

@media (min-width: 800px) {
  .actions {
    align-self: end;
  }

  .profile-photo {
    width: 82px;
    height: 82px;
  }
}

h2 {
  margin: 0 0 10px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--heading);
}

h3 {
  margin: 0;
  font-size: 19px;
}

p {
  margin: 0;
}

.lead {
  color: var(--muted);
  margin-bottom: 10px;
}

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

.list li {
  margin: 6px 0;
}

.cert-list {
  list-style: none;
  padding-left: 0;
}

.cert-list li {
  margin: 10px 0;
}

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip {
  font-size: 12px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
}

.project {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  padding: 14px;
}

.project-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.mini-grid {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

@media (min-width: 740px) {
  .mini-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.aside-block + .aside-block {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cert-icon {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.contact {
  color: var(--muted);
}

footer {
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}