/* Andrii Smola – Portfolio. Keine externen Ressourcen, keine Animationen. */

:root {
  --navy: #1B365D;
  --accent: #2F75B5;
  --panel: #EAF1F8;
  --line: #CDDDEE;
  --text: #222;
  --muted: #45525F;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: #fff;
}

.wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Sprungmarke --- */

.skiplink {
  position: absolute;
  left: -9999px;
  top: 0;
  background: #fff;
  color: var(--navy);
  padding: 10px 16px;
  z-index: 10;
}

.skiplink:focus {
  left: 0;
}

/* --- Fokus: immer sichtbar --- */

a:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.hero a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

/* --- Hero --- */

.hero {
  background: var(--navy);
  color: #fff;
  padding: 56px 0 48px;
}

.hero h1 {
  margin: 0;
  font-size: 2.1rem;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.hero-role {
  margin: 6px 0 0;
  font-size: 1.2rem;
  font-weight: 600;
  color: #BBD3EA;
}

.hero-stack {
  margin: 18px 0 0;
  font-size: 0.95rem;
  color: #D6E4F2;
}

.hero-claim {
  margin: 22px 0 0;
  max-width: 58ch;
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}

.hero-meta {
  margin: 20px 0 0;
  font-size: 0.95rem;
  color: #D6E4F2;
}

.actions {
  margin: 26px 0 0;
}

.btn {
  display: inline-block;
  background: #fff;
  color: var(--navy);
  font-weight: 600;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 4px;
  border: 2px solid #fff;
}

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

.hero-note {
  margin: 12px 0 0;
  font-size: 0.85rem;
  color: #BBD3EA;
}

/* --- Abschnitte --- */

section {
  margin: 52px 0 0;
}

h2 {
  font-size: 1.4rem;
  color: var(--navy);
  margin: 0 0 4px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--line);
}

h3 {
  font-size: 1.02rem;
  color: var(--navy);
  margin: 0 0 6px;
}

p { margin: 14px 0 0; }

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

/* --- Kennzahlen --- */

.kpis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
}

.kpis li {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px 16px;
}

.kpi-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent);
}

.kpi-lbl {
  display: block;
  margin-top: 6px;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text);
}

/* --- Diagramm --- */

.diagram {
  margin: 24px 0 0;
}

.arch {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
}

.diagram figcaption {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.principles {
  margin: 26px 0 0;
  padding: 0 0 0 20px;
}

.principles li {
  margin-bottom: 8px;
}

/* --- Projekte --- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 20px;
}

.card p { margin: 10px 0 0; font-size: 0.95rem; }

.card .tags {
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

/* --- Kompetenzen --- */

.skillgroup { margin-top: 22px; }

.chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.chips li {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 5px 11px;
  font-size: 0.88rem;
  color: var(--navy);
}

/* --- Zertifikate --- */

.certs { margin: 18px 0 0; }

.certs dt {
  font-weight: 600;
  color: var(--navy);
  margin-top: 16px;
}

.certs dd {
  margin: 4px 0 0;
  font-size: 0.95rem;
}

/* Kursnamen verlinken auf das jeweilige Zertifikat (PDF). */
.certs a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- Textseiten (Impressum, Datenschutz, 404) --- */

.page {
  padding: 40px 20px 0;
}

.page h1 {
  font-size: 1.7rem;
  color: var(--navy);
  margin: 0 0 8px;
}

.page h2 {
  font-size: 1.15rem;
  margin-top: 34px;
}

.page address {
  font-style: normal;
  margin-top: 14px;
}

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

.back {
  display: inline-block;
  margin-top: 32px;
  color: var(--accent);
}

.todo {
  background: var(--panel);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  margin-top: 18px;
  font-size: 0.92rem;
}

/* --- Footer --- */

footer.wrap {
  margin-top: 64px;
  padding: 22px 20px 34px;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--muted);
}

footer a { color: var(--accent); }

/* --- Schmale Displays --- */

@media (max-width: 430px) {
  body { font-size: 16px; }
  .hero { padding: 40px 0 36px; }
  .hero h1 { font-size: 1.75rem; }
  .kpis { grid-template-columns: 1fr; }
  .btn { display: block; text-align: center; }
}