/* Marco Lazarz – persönliche Webseite
   Keine externen Schriften, Skripte oder Dienste. */

:root {
  --paper: #EAEFF3;
  --white: #FFFFFF;
  --ink: #14233F;
  --navy: #1B3763;
  --sea: #5E86A8;
  --mist: #C7D3DE;
  --signal: #8A2D2D;

  --serif: "Palatino Linotype", Palatino, "Book Antiqua", "URW Palladio L", Georgia, serif;
  --sans: "Segoe UI", "Helvetica Neue", Helvetica, Arial, "Liberation Sans", sans-serif;

  --measure: 62ch;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 3px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1.0625rem, 1rem + 0.25vw, 1.1875rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--navy); text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { color: var(--signal); }

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.1;
  margin: 0;
  color: var(--ink);
}

p { margin: 0 0 1em; max-width: var(--measure); }
ul { margin: 0; padding: 0; }

.wrap {
  width: min(1120px, 100% - 2 * var(--gutter));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem; top: -4rem;
  background: var(--navy);
  color: var(--white);
  padding: 0.7rem 1rem;
  z-index: 100;
}
.skip-link:focus { top: 1rem; color: var(--white); }

/* ---------- Kopfzeile ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(234, 239, 243, 0.94);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--mist);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  gap: 1rem;
}

.brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.brand img { width: 1.75rem; height: 1.75rem; }
.brand:hover { color: var(--navy); }

.nav-list {
  display: flex;
  gap: clamp(1rem, 2.4vw, 2rem);
  list-style: none;
}
.nav-list a {
  color: var(--ink);
  text-decoration: none;
  font-size: 1rem;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
}
.nav-list a:hover,
.nav-list a[aria-current="true"] {
  color: var(--navy);
  border-bottom-color: var(--signal);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--navy);
  color: var(--navy);
  font: inherit;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .site-nav { position: static; }
  .nav-list {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--mist);
    padding: 0.5rem var(--gutter) 1rem;
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { display: block; padding: 0.8rem 0; font-size: 1.1rem; border-bottom: 1px solid var(--mist); }
}

/* ---------- Schaltflächen ---------- */

.btn {
  display: inline-block;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  padding: 0.85em 1.5em;
  border: 2px solid var(--navy);
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.btn:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
.btn--ghost { background: transparent; color: var(--navy); }
.btn--ghost:hover { background: var(--navy); border-color: var(--navy); color: var(--white); }

.btn--light { background: var(--white); border-color: var(--white); color: var(--navy); }
.btn--light:hover { background: var(--mist); border-color: var(--mist); color: var(--ink); }
.btn--outline-light { background: transparent; border-color: var(--white); color: var(--white); }
.btn--outline-light:hover { background: var(--white); color: var(--navy); border-color: var(--white); }

/* ---------- Einstieg ---------- */

.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6.5rem) clamp(4rem, 8vw, 7rem);
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 6rem;
  background: linear-gradient(to bottom, rgba(234, 239, 243, 0), var(--paper));
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.6rem, 5.6vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 0.45em;
}

.hero-lead {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  line-height: 1.3;
  max-width: 27em;
  margin-bottom: 1.1rem;
}
.hero-role { color: #31405A; max-width: 38em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 1.8rem; }
.hero-links { margin-top: 1.4rem; display: flex; gap: 1.5rem; font-weight: 600; }

.portrait {
  position: relative;
  margin: 0;
  max-width: 560px;
  justify-self: end;
  width: 100%;
}
.portrait::before {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 2px solid var(--navy);
  border-radius: var(--radius);
}
.portrait img.photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 50% 12%;
  border-radius: var(--radius);
  background: var(--mist);
}
.portrait .compass {
  position: absolute;
  left: -3.6rem;
  bottom: -3.4rem;
  width: 8.2rem;
  height: auto;
  z-index: 2;
}
.portrait figcaption {
  position: relative;
  margin: 2.2rem 0 0 5.4rem;
  font-size: 0.95rem;
  color: #31405A;
  max-width: 22em;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .portrait { justify-self: start; max-width: 520px; margin-right: 18px; }
  .portrait .compass { left: -0.4rem; bottom: -3.2rem; width: 6.6rem; }
  .portrait figcaption { margin-left: 6.6rem; }
}

/* ---------- Kennzahlen ---------- */

.facts {
  background: var(--navy);
  color: var(--white);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}
.facts-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1.75rem 0;
}
.facts-list li {
  padding: 0.2rem 1.5rem;
  border-left: 1px solid rgba(199, 211, 222, 0.45);
}
.facts-list li:first-child { border-left: 0; padding-left: 0; }
.fact-num {
  display: block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.5rem, 4.6vw, 3.7rem);
  line-height: 1;
  margin-bottom: 0.45rem;
  font-variant-numeric: tabular-nums;
}
.fact-num small {
  font-family: var(--sans);
  font-size: 0.4em;
  font-weight: 700;
  white-space: nowrap;
}
.fact-label { display: block; font-size: 0.97rem; line-height: 1.4; color: var(--mist); }

@media (max-width: 700px) {
  .facts-list { grid-template-columns: 1fr 1fr; gap: 2rem 0; }
  .facts-list li:nth-child(odd) { border-left: 0; padding-left: 0; }
  .facts-list li:last-child { grid-column: 1 / -1; border-left: 0; padding-left: 0; }
}

/* ---------- Abschnitte ---------- */

.block { padding-block: clamp(4rem, 9vw, 7.5rem); }
.block--white { background: var(--white); }
.block--paper { background: var(--paper); }

.block-head { margin-bottom: clamp(2.2rem, 5vw, 3.8rem); }
.block-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  letter-spacing: -0.01em;
  margin-bottom: 0.45em;
}
.block-head p { font-size: 1.1em; color: #31405A; }

/* ---------- Laufbahn als Kurslinie ---------- */

.course { list-style: none; }

.leg {
  display: grid;
  grid-template-columns: minmax(7rem, 9.5rem) 5rem minmax(0, 1fr);
}
.leg-year {
  grid-column: 1;
  grid-row: 1;
  text-align: right;
  padding-right: 1.1rem;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.45rem;
  line-height: 1.2;
  color: var(--navy);
  font-variant-numeric: lining-nums;
}
.leg-track {
  grid-column: 2;
  grid-row: 1;
  position: relative;
}
.leg-track svg.line {
  position: absolute;
  left: 0;
  top: 0.9rem;
  bottom: -0.9rem;
  width: 100%;
  height: calc(100% + 0px);
  overflow: visible;
}
.leg:nth-child(even) .leg-track svg.line { transform: scaleX(-1); }

.leg-track svg.line path {
  fill: none;
  stroke: var(--navy);
  stroke-width: 2;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}
/* Der Weg von heute zum nächsten Ziel ist gestrichelt */
.leg--now .leg-track svg.line path { stroke: var(--signal); stroke-dasharray: 1 9; }

.buoy {
  position: absolute;
  left: 50%;
  top: 0.9rem;
  width: 1rem;
  height: 1rem;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--navy);
  z-index: 2;
}
.leg--now .buoy { background: var(--signal); border-color: var(--signal); box-shadow: 0 0 0 5px rgba(138, 45, 45, 0.16); }
.leg--dest .buoy { background: var(--white); border-color: var(--signal); }
.flag {
  position: absolute;
  left: calc(50% - 0.16rem);
  top: 0.9rem;
  width: 2.1rem;
  height: 2.6rem;
  transform: translate(0, -92%);
  z-index: 2;
}

.leg-body { grid-column: 3; grid-row: 1; padding: 0 0 3.2rem 1.2rem; }
.leg:last-child .leg-body { padding-bottom: 0; }
.leg-body h3 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); margin-bottom: 0.25rem; }
.leg-role { font-weight: 600; color: var(--navy); margin: 0 0 0.7rem; }
.leg-lead { margin-bottom: 0.9rem; }

.leg details { max-width: var(--measure); }
.leg summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.2rem 0;
}
.leg summary::-webkit-details-marker { display: none; }
.leg summary::before {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 1.4rem; height: 1.4rem;
  border: 2px solid var(--navy);
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
}
.leg details[open] summary::before { content: "\2212"; background: var(--navy); color: var(--white); }
.leg summary:hover { color: var(--signal); }
.leg summary:hover::before { border-color: var(--signal); }
.leg details ul { margin-top: 0.7rem; padding-left: 1.2rem; }
.leg details li { margin-bottom: 0.5rem; padding-left: 0.2rem; }
.leg details li::marker { color: var(--signal); }

/* Die Kurslinie zeichnet sich von oben nach unten (nur mit JavaScript) */
.js .leg-track svg.line { clip-path: inset(0 -12px 100% -12px); }
.js .leg.is-drawn .leg-track svg.line {
  clip-path: inset(0 -12px -12px -12px);
  transition: clip-path 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
@media (prefers-reduced-motion: reduce) {
  .js .leg-track svg.line { clip-path: none; }
  .js .leg.is-drawn .leg-track svg.line { transition: none; }
}

@media (max-width: 720px) {
  .leg { grid-template-columns: 3.2rem minmax(0, 1fr); }
  .leg-track { grid-column: 1; grid-row: 1 / span 2; }
  .leg-year { grid-column: 2; grid-row: 1; text-align: left; padding: 0 0 0.35rem 0.9rem; }
  .leg-body { grid-column: 2; grid-row: 2; padding-left: 0.9rem; }
}

/* ---------- Leistungsspektrum (Reiter) ---------- */

.tabs {
  display: grid;
  grid-template-columns: minmax(210px, 290px) minmax(0, 1fr);
  gap: clamp(1.8rem, 4.5vw, 4rem);
  align-items: start;
}
.tablist {
  display: flex;
  flex-direction: column;
  border-left: 2px solid var(--mist);
}
.tab {
  appearance: none;
  background: none;
  border: 0;
  border-left: 5px solid transparent;
  margin-left: -2px;
  text-align: left;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  line-height: 1.2;
  color: #4B5A73;
  padding: 0.85rem 1rem 0.85rem 1.2rem;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}
.tab:hover { color: var(--navy); background: rgba(255, 255, 255, 0.55); }
.tab[aria-selected="true"] { color: var(--ink); border-left-color: var(--signal); background: var(--white); }

.tabpanel {
  background: var(--white);
  padding: clamp(1.6rem, 3.5vw, 2.8rem);
  border-top: 5px solid var(--navy);
  min-height: 24rem;
}
.tabpanel[hidden] { display: none; }
html:not(.js) .tablist { display: none; }
html:not(.js) .tabs { display: block; }
html:not(.js) .tabpanel { margin-bottom: 1.5rem; min-height: 0; }
.tabpanel h3 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); margin-bottom: 0.7em; max-width: 22em; }
.tabpanel ul { padding-left: 1.2rem; max-width: var(--measure); }
.tabpanel li { margin-bottom: 0.6rem; }
.tabpanel li::marker { color: var(--signal); }

.awards {
  margin: 1.4rem 0 0;
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  row-gap: 0.55rem;
  max-width: var(--measure);
  border-top: 1px solid var(--mist);
  padding-top: 1.1rem;
}
.awards dt { font-family: var(--serif); font-weight: 700; color: var(--navy); font-size: 1.15rem; }
.awards dd { margin: 0; }

@media (max-width: 800px) {
  .tabs { grid-template-columns: 1fr; }
  .tablist {
    flex-direction: row;
    overflow-x: auto;
    border-left: 0;
    border-bottom: 2px solid var(--mist);
    scrollbar-width: thin;
  }
  .tab {
    flex: 0 0 auto;
    border-left: 0;
    border-bottom: 5px solid transparent;
    margin: 0 0 -2px;
    padding: 0.8rem 1rem;
    white-space: nowrap;
  }
  .tab[aria-selected="true"] { border-bottom-color: var(--signal); }
  .tabpanel { min-height: 0; }
}

/* ---------- Künstliche Intelligenz ---------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.split .block-head { margin-bottom: 1.8rem; }

.principles { margin: 0; }
.principles dt {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
  margin-top: 1.3rem;
}
.principles dt:first-child { margin-top: 0; }
.principles dd { margin: 0.15rem 0 0; max-width: 34em; }

.figure-plain { margin: 0; }
.figure-plain img { width: 100%; height: auto; border-radius: var(--radius); }
.figure-plain figcaption { font-size: 0.92rem; color: #4B5A73; margin-top: 0.7rem; max-width: 36em; }
.figure-frame img { border: 1px solid var(--mist); }

@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }

/* ---------- Persönlich ---------- */

.personal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.personal-grid .figure-plain img { aspect-ratio: 16 / 11; object-fit: cover; }
@media (max-width: 860px) { .personal-grid { grid-template-columns: 1fr; } }

.skyline {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 220;
  min-height: 120px;
  object-fit: cover;
  object-position: center bottom;
  background: var(--paper);
  margin-bottom: -1px;
}

/* ---------- Kontakt ---------- */

.contact {
  background: var(--navy);
  color: var(--white);
  padding-block: clamp(3.5rem, 8vw, 6rem) clamp(3rem, 6vw, 4.5rem);
}
.contact h2 { color: var(--white); font-size: clamp(1.9rem, 3.6vw, 2.8rem); margin-bottom: 0.5em; max-width: 14em; }
.contact p { font-size: 1.1em; color: #E6ECF2; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 1.8rem; }
.contact a:focus-visible { outline-color: var(--white); }

/* ---------- Fußzeile ---------- */

.site-footer {
  background: var(--navy);
  color: var(--mist);
  font-size: 0.95rem;
  padding-block: 1.6rem 2.2rem;
  border-top: 1px solid rgba(199, 211, 222, 0.3);
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 0.6rem 2rem; justify-content: space-between; }
.site-footer a { color: var(--white); }
.site-footer a:hover { color: var(--mist); }
.site-footer ul { list-style: none; display: flex; gap: 1.5rem; }
.site-footer :focus-visible { outline-color: var(--white); }

/* ---------- Rechtstexte ---------- */

.legal { padding-block: clamp(3rem, 7vw, 5rem) clamp(4rem, 8vw, 6rem); background: var(--white); }
.legal h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); margin-bottom: 0.6em; }
.legal h2 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); margin: 2.2rem 0 0.6rem; }
.legal p, .legal li { max-width: 70ch; }
.legal ul { padding-left: 1.2rem; }
.todo { background: #FFF1A8; color: #3B2F00; padding: 0.05em 0.35em; border-radius: 2px; font-weight: 600; }
.legal-note {
  background: var(--paper);
  border-left: 5px solid var(--signal);
  padding: 1rem 1.2rem;
  max-width: 70ch;
  margin-bottom: 2rem;
}
.legal-note p { margin: 0; }

/* ---------- Transformationserfolge ---------- */

.cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
.case {
  background: var(--white);
  border-top: 4px solid var(--navy);
  padding: clamp(1.4rem, 2.6vw, 2.2rem);
}
.case h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); margin-bottom: 0.35rem; }
.case-org { font-weight: 600; color: var(--navy); margin: 0 0 1.2rem; font-size: 0.97rem; }
.case dl { margin: 0; }
.case dt {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--signal);
  font-size: 1.05rem;
  margin-top: 1rem;
}
.case dt:first-child { margin-top: 0; }
.case dd { margin: 0.15rem 0 0; line-height: 1.55; }

@media (max-width: 1000px) {
  .cases { grid-template-columns: 1fr; }
  .case { max-width: 46rem; }
}

/* ---------- Druck ---------- */

@media print {
  .site-header, .nav-toggle, .hero-actions, .contact-actions, .skyline { display: none; }
  .hero { background: none; }
  .js .leg-track svg.line { clip-path: none; }
  details > ul { display: block; }
}