/* Peter Garscha · Online CV
   Self-hosted fonts and images: no requests to third parties (DSGVO) and a strict CSP without 'unsafe-inline'. */

/* ---------- fonts (self-hosted, latin subset) ---------- */
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/barlow-condensed-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/barlow-condensed-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/source-sans-3-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/source-sans-3-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-style: italic; font-weight: 400; font-display: swap; src: url("../fonts/source-sans-3-latin-400-italic.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); }

:root {
  --bg: #0a1626;
  --bg-2: #0f2038;
  --ink: #eef3f8;
  --ink-2: #b7c5d6;
  --muted: #7f93aa;
  --amber: #e3b341;
  --amber-2: #f2cf6f;
  --glass: rgba(14, 30, 52, 0.55);
  --glass-strong: rgba(14, 30, 52, 0.78);
  --glass-edge: rgba(255, 255, 255, 0.14);
  --font-display: "Barlow Condensed", "Arial Narrow", Arial, sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", Menlo, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: var(--amber); color: #0a1626; }

/* ---------- parallax backdrops ---------- */
.band { position: relative; isolation: isolate; overflow: hidden; }
.band .bg { position: absolute; inset: -12% 0; z-index: -2; background-size: cover; background-position: center; will-change: transform; transform: translate3d(0, 0, 0); }
.band .veil { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(10,22,38,0.82) 0%, rgba(10,22,38,0.55) 40%, rgba(10,22,38,0.88) 100%); }
.band.plain { background: var(--bg); }

.wrap { width: min(1120px, 100% - 48px); margin-inline: auto; }
@media (max-width: 600px) { .wrap { width: calc(100% - 32px); } }

/* ---------- glass ---------- */
.glass { background: var(--glass); border: 1px solid var(--glass-edge); border-radius: 18px; backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.08); }
.glass.strong { background: var(--glass-strong); }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; padding-top: env(safe-area-inset-top, 0px); transition: background .3s, backdrop-filter .3s; }
.nav .in { width: min(1120px, 100% - 48px); margin-inline: auto; display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav.scrolled { background: rgba(10,22,38,0.7); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--glass-edge); }
.brand { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.brand i { width: 26px; height: 3px; background: var(--amber); display: inline-block; }
.nav ul { list-style: none; display: flex; gap: 28px; }
.nav ul a { text-decoration: none; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-2); }
.nav ul a:hover, .nav ul a:focus-visible { color: var(--amber); outline: none; }
@media (max-width: 760px) { .nav ul { display: none; } }

/* ---------- hero ---------- */
.hero { min-height: 92vh; display: grid; align-items: end; padding-block: 140px 72px; }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: end; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--amber); display: flex; align-items: center; gap: 12px; }
.eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--amber); }
h1 { font-family: var(--font-display); font-weight: 700; font-size: clamp(56px, 9vw, 112px); line-height: 0.92; letter-spacing: 0.01em; text-transform: uppercase; margin-top: 18px; text-wrap: balance; }
h1 span { color: var(--amber); }
.tag { margin-top: 22px; font-size: clamp(18px, 2.2vw, 22px); color: var(--ink-2); max-width: 32ch; line-height: 1.45; }
.tag b { color: var(--ink); font-weight: 600; }
.hero-card { padding: 26px; display: grid; grid-template-columns: 110px 1fr; gap: 20px; align-items: center; }
.hero-card img { width: 110px; height: 110px; border-radius: 14px; object-fit: cover; border: 1px solid var(--glass-edge); }
.hero-card .name { font-family: var(--font-display); font-size: 26px; font-weight: 600; letter-spacing: 0.03em; text-transform: uppercase; line-height: 1; }
.hero-card .where { color: var(--muted); font-size: 15px; margin-top: 6px; }
.hero-card .cta { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.btn { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; padding: 10px 16px; border-radius: 8px; text-decoration: none; border: 1px solid var(--glass-edge); color: var(--ink); transition: background .2s, color .2s, transform .2s; }
.btn:hover, .btn:focus-visible { background: rgba(255,255,255,0.08); transform: translateY(-1px); outline: none; }
.btn.amber { background: var(--amber); color: #0a1626; border-color: var(--amber); font-weight: 500; }
.btn.amber:hover { background: var(--amber-2); }
@media (max-width: 480px) { .hero-card { grid-template-columns: 1fr; } }

.scroll-hint { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--muted); text-transform: uppercase; }
.scroll-hint::after { content: ""; display: block; width: 1px; height: 36px; background: linear-gradient(var(--amber), transparent); margin: 8px auto 0; animation: drop 1.8s ease-in-out infinite; }
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top } 50% { transform: scaleY(1); transform-origin: top } 51% { transform-origin: bottom } 100% { transform: scaleY(0); transform-origin: bottom } }

/* ---------- stats strip ---------- */
.stats { margin-top: -44px; position: relative; z-index: 2; }
.stats .glass { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 26px 28px; border-right: 1px solid var(--glass-edge); }
.stat:last-child { border-right: 0; }
.stat b { display: block; font-family: var(--font-display); font-size: 52px; font-weight: 700; line-height: 1; color: var(--amber); font-variant-numeric: tabular-nums; }
.stat span { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-2); display: block; margin-top: 8px; }
@media (max-width: 860px) { .stats .glass { grid-template-columns: repeat(2, 1fr); } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 1px solid var(--glass-edge); } }

/* ---------- sections ---------- */
section.sec { padding-block: 110px; }
.sec-head { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; align-items: start; margin-bottom: 56px; }
@media (max-width: 860px) { .sec-head { grid-template-columns: 1fr; gap: 16px; } }
h2 { font-family: var(--font-display); font-weight: 700; font-size: clamp(40px, 5.5vw, 64px); line-height: 0.95; text-transform: uppercase; letter-spacing: 0.01em; text-wrap: balance; }
.lede { font-size: 19px; color: var(--ink-2); max-width: 62ch; }
.lede + .lede { margin-top: 16px; }

/* profile */
.profile-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 28px; }
@media (max-width: 860px) { .profile-grid { grid-template-columns: 1fr; } }
.profile-text { padding: 36px; font-size: 18px; }
.profile-text p + p { margin-top: 16px; }
.side-card { padding: 28px; display: grid; gap: 22px; align-content: start; }
.side-card h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--amber); margin-bottom: 10px; }
.kv { display: grid; gap: 6px; }
.kv div { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px dashed rgba(255,255,255,0.1); padding-bottom: 6px; font-size: 15px; }
.kv div span:last-child { color: var(--muted); font-family: var(--font-mono); font-size: 13px; }

/* expertise */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 960px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } }
.skill { padding: 28px; transition: transform .25s, border-color .25s; }
.skill:hover { transform: translateY(-4px); border-color: rgba(227,179,65,0.5); }
.skill .code { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; color: var(--amber); }
.skill h3 { font-family: var(--font-display); font-size: 28px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.02em; margin-top: 10px; line-height: 1.05; }
.skill p { color: var(--ink-2); font-size: 16px; margin-top: 10px; }

/* track record */
.logos { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
@media (max-width: 960px) { .logos { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .logos { grid-template-columns: repeat(2, 1fr); } }
.logo { padding: 26px 16px; text-align: center; font-family: var(--font-display); font-size: 21px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; line-height: 1.1; color: var(--ink); display: grid; place-items: center; min-height: 104px; }
.logo small { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; margin-top: 8px; }
.events { margin-top: 36px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 860px) { .events { grid-template-columns: 1fr; } }
.event { padding: 24px 26px; border-left: 3px solid var(--amber); }
.event .yr { font-family: var(--font-mono); color: var(--amber); font-size: 13px; letter-spacing: 0.14em; }
.event h3 { font-family: var(--font-display); font-size: 26px; text-transform: uppercase; font-weight: 600; margin-top: 6px; line-height: 1; }
.event p { color: var(--ink-2); font-size: 15px; margin-top: 8px; }

/* experience: flight-board style */
.board { padding: 8px 0; overflow: hidden; }
.board-head { display: grid; grid-template-columns: 170px 1.3fr 1fr 40px; gap: 20px; padding: 14px 28px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--glass-edge); }
.row { border-bottom: 1px solid rgba(255,255,255,0.07); }
.row:last-child { border-bottom: 0; }
.row summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 170px 1.3fr 1fr 40px; gap: 20px; padding: 20px 28px; align-items: center; transition: background .2s; }
.row summary::-webkit-details-marker { display: none; }
.row summary:hover { background: rgba(255,255,255,0.04); }
.row summary:focus-visible { outline: 2px solid var(--amber); outline-offset: -2px; }
.row .when { font-family: var(--font-mono); font-size: 14px; color: var(--amber); letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.row .org { font-family: var(--font-display); font-size: 24px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.05; }
.row .org small { display: block; font-family: var(--font-body); font-size: 14px; text-transform: none; letter-spacing: 0; color: var(--muted); font-weight: 400; margin-top: 4px; }
.row .pos { color: var(--ink-2); font-size: 16px; }
.row .chev { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--glass-edge); display: grid; place-items: center; color: var(--muted); transition: transform .25s, color .25s; }
.row[open] .chev { transform: rotate(180deg); color: var(--amber); }
.row .body { padding: 0 28px 24px 218px; color: var(--ink-2); font-size: 16px; }
.row .body ul { padding-left: 18px; display: grid; gap: 6px; }
.row .body li::marker { color: var(--amber); }
.row .body p { max-width: 70ch; }
.row.no-detail summary { cursor: default; }
.row.no-detail .chev { visibility: hidden; }
@media (max-width: 860px) {
  .board-head { display: none; }
  .row summary { grid-template-columns: 1fr 40px; gap: 6px 14px; padding: 18px 20px; }
  .row .when { grid-column: 1; }
  .row .org { grid-column: 1; }
  .row .pos { grid-column: 1; }
  .row .chev { grid-column: 2; grid-row: 1 / span 3; }
  .row .body { padding: 0 20px 20px; }
}
.earlier { margin-top: 28px; }
.earlier h3 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.earlier .glass { padding: 6px 28px; }
.early { display: grid; grid-template-columns: 170px 1fr; gap: 20px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.07); font-size: 16px; }
.early:last-child { border-bottom: 0; }
.early .when { font-family: var(--font-mono); font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.early b { font-weight: 600; }
.early span { color: var(--ink-2); }
@media (max-width: 600px) { .early { grid-template-columns: 1fr; gap: 2px; } }

/* education */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; } }
.edu { padding: 32px; }
.edu h3 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--amber); margin-bottom: 18px; }
.edu-item { display: grid; grid-template-columns: 100px 1fr; gap: 16px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,0.08); }
.edu-item .when { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.edu-item b { display: block; font-weight: 600; }
.edu-item span { color: var(--ink-2); font-size: 15px; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips span { font-family: var(--font-mono); font-size: 13px; padding: 8px 12px; border-radius: 8px; border: 1px solid var(--glass-edge); background: rgba(255,255,255,0.04); }
.countries { margin-top: 20px; color: var(--ink-2); font-size: 15px; line-height: 1.9; }
.countries b { color: var(--amber); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; display: block; margin-bottom: 4px; }

/* contact */
.contact-card { padding: clamp(32px, 5vw, 64px); display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 860px) { .contact-card { grid-template-columns: 1fr; } }
.contact-card h2 { font-size: clamp(44px, 6vw, 72px); }
.contact-list { display: grid; gap: 14px; }
.contact-list a, .contact-list div { display: grid; grid-template-columns: 90px 1fr; gap: 12px; align-items: baseline; text-decoration: none; padding: 14px 18px; border-radius: 10px; border: 1px solid var(--glass-edge); transition: background .2s; font-size: 17px; }
.contact-list a:hover, .contact-list a:focus-visible { background: rgba(255,255,255,0.06); outline: none; }
.contact-list small { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--amber); }

footer { padding: 36px 0 calc(28px + env(safe-area-inset-bottom, 0px)); color: var(--muted); font-size: 13px; }
footer .in { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--font-mono); }
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { color: var(--amber); }

/* reveal */
.reveal { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s ease; }
.js .reveal { opacity: 0; transform: translateY(24px); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .band .bg { transform: none !important; }
  .scroll-hint::after { animation: none; }
}

/* ---------- background photos (formerly inline styles) ---------- */
.bg-hero       { background-image: url("../img/bg-hero.jpg"); }
.bg-expertise  { background-image: url("../img/bg-expertise.jpg"); }
.bg-experience { background-image: url("../img/bg-experience.jpg"); }
.bg-contact    { background-image: url("../img/bg-contact.jpg"); }

/* ---------- small utilities (formerly inline styles) ---------- */
.contact-card .eyebrow + h2 { margin-top: 14px; }
.contact-card h2 + .lede { margin-top: 18px; }
footer .legal { display: flex; gap: 18px; }

/* ---------- legal pages (Impressum / Datenschutz) ---------- */
.legal-page { padding-block: 120px 80px; }
.legal-page .glass { padding: clamp(28px, 5vw, 56px); max-width: 820px; }
.legal-page h1 { font-size: clamp(44px, 7vw, 72px); margin-top: 0; }
.legal-page h2 { font-size: clamp(26px, 3.4vw, 34px); margin-top: 40px; margin-bottom: 10px; }
.legal-page p, .legal-page li { color: var(--ink-2); max-width: 70ch; }
.legal-page p + p { margin-top: 12px; }
.legal-page ul { padding-left: 20px; display: grid; gap: 6px; margin-top: 10px; }
.legal-page li::marker { color: var(--amber); }
.legal-page a { color: var(--amber); }
.legal-page address { font-style: normal; color: var(--ink); margin-top: 12px; }
.legal-page .stand { margin-top: 40px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.nav.solid { background: rgba(10,22,38,0.85); border-bottom: 1px solid var(--glass-edge); }