/* =========================================================
   Mohamed Djemal — Portfolio. Light theme, light-blue.
   Self-contained: no external fonts or assets.
   ========================================================= */

:root {
  color-scheme: light;
  --blue-50:  #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-300: #93c5fd;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --sky-400:  #38bdf8;
  --sky-500:  #0ea5e9;

  --primary:  #2563eb;
  --primary-d:#1d4ed8;
  --accent:   #0ea5e9;
  --green:    #16b981;

  --ink:      #0f2544;
  --slate:    #4a6076;
  --mut:      #7089a1;
  --bg:       #f2f7ff;
  --surface:  #ffffff;
  --surface-2:#f6faff;
  --line:     #e1ecf9;
  --line-2:   #d3e3f6;

  --shadow:   0 1px 2px rgba(37,99,235,.06), 0 16px 40px rgba(20,54,120,.10);
  --shadow-sm:0 1px 2px rgba(37,99,235,.05), 0 6px 18px rgba(20,54,120,.07);
  --ring:     0 0 0 4px rgba(56,189,248,.28);

  --radius: 16px;
  --radius-sm: 11px;
  --maxw: 1120px;
  --pad: clamp(1.1rem, 4vw, 2.5rem);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 78px; }
body {
  margin: 0; font-family: var(--font); color: var(--slate); background: var(--bg);
  line-height: 1.65; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1,h2,h3 { line-height: 1.14; margin: 0; letter-spacing: -0.015em; color: var(--ink); }
p { margin: 0; }
a { color: var(--primary); }
img { max-width: 100%; display: block; }
.sprite { position: absolute; width: 0; height: 0; }

/* Icons */
.ico { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; vertical-align: -0.18em; }

.skip-link { position: absolute; left: -999px; top: 0; background: var(--primary); color:#fff; padding:.6rem 1rem; border-radius:0 0 8px 0; font-weight:700; z-index:300; }
.skip-link:focus { left: 0; }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: 6px; }

/* -------- Reveal animation -------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.is-in { opacity: 1; transform: none; }
.projects .pcard.reveal { transition-delay: calc(var(--i, 0) * 70ms); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  *, *::before, *::after { animation: none !important; }
}

/* -------- Header / Nav -------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.82); backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid var(--line); }
.nav { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .6rem var(--pad); }
.nav__brand { display: flex; align-items: center; gap:.6rem; text-decoration:none; color: var(--ink); font-weight: 700; }
.nav__mark { display:grid; place-items:center; width:34px; height:34px; background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; border-radius:10px; font-size:.82rem; font-weight:800; letter-spacing:.03em; box-shadow: 0 4px 12px rgba(37,99,235,.35); }
.nav__name { font-size:.98rem; }
.nav__menu { display:flex; align-items:center; gap:.2rem; list-style:none; margin:0; padding:0; }
.nav__menu a { display:inline-flex; align-items:center; gap:.35rem; text-decoration:none; color: var(--slate); font-weight:600; font-size:.92rem; padding:.45rem .7rem; border-radius:9px; transition: color .15s, background .15s; }
.nav__menu a:hover, .nav__menu a[aria-current="true"] { color: var(--primary); background: var(--blue-50); }
.nav__cta { background: linear-gradient(135deg, var(--blue-500), var(--primary-d)) !important; color:#fff !important; box-shadow: 0 4px 12px rgba(37,99,235,.32); }
.nav__cta:hover { filter: brightness(1.06); }
.nav__toggle { display:none; flex-direction:column; gap:5px; justify-content:center; width:42px; height:38px; background:transparent; border:1px solid var(--line-2); border-radius:9px; cursor:pointer; }
.nav__toggle span { display:block; height:2px; width:20px; margin:0 auto; background: var(--ink); border-radius:2px; }

/* -------- Buttons -------- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:.5rem; padding:.75rem 1.3rem; border-radius:12px; font-weight:700; font-size:.95rem; text-decoration:none; cursor:pointer; border:1px solid transparent; transition: transform .14s, box-shadow .18s, background .15s, border-color .15s, filter .15s; font-family:inherit; }
.btn:active { transform: translateY(1px); }
.btn .ico { width:18px; height:18px; }
.btn--primary { background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; box-shadow: 0 8px 20px rgba(37,99,235,.32); }
.btn--primary:hover { filter: brightness(1.07); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(37,99,235,.4); }
.btn--soft { background: var(--blue-50); color: var(--primary-d); border-color: var(--blue-200); }
.btn--soft:hover { background: var(--blue-100); transform: translateY(-2px); }
.btn--line { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--line:hover { border-color: var(--blue-400); color: var(--primary); }
.btn--lg { padding:.92rem 1.7rem; font-size:1rem; }

/* -------- Availability badge -------- */
.availability { display:inline-flex; align-items:center; gap:.5rem; font-weight:700; font-size:.85rem; color:#0a7d59; background: #e3f8ef; border:1px solid #b7ecd6; padding:.35rem .8rem; border-radius:999px; margin-bottom:1.1rem; }
.availability__dot { width:9px; height:9px; border-radius:50%; background: var(--green); animation: pulse 2.2s infinite; }
.availability--light { color:#eafff6; background: rgba(22,185,129,.18); border-color: rgba(22,185,129,.45); }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(22,185,129,.55);} 70%{box-shadow:0 0 0 8px rgba(22,185,129,0);} 100%{box-shadow:0 0 0 0 rgba(22,185,129,0);} }

/* -------- Hero -------- */
.hero { position: relative; overflow: hidden; background: linear-gradient(180deg, #ffffff 0%, var(--blue-50) 55%, #e9f2ff 100%); border-bottom: 1px solid var(--line); }
.hero__grid { position:absolute; inset:0; background-image: linear-gradient(rgba(37,99,235,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(37,99,235,.07) 1px, transparent 1px); background-size: 36px 36px; mask-image: radial-gradient(130% 100% at 60% 10%, #000 30%, transparent 85%); }
.hero__blob { position:absolute; border-radius:50%; filter: blur(46px); opacity:.5; z-index:0; }
.hero__blob--1 { width:340px; height:340px; background: radial-gradient(circle, var(--sky-400), transparent 70%); top:-80px; right:12%; animation: float 9s ease-in-out infinite; }
.hero__blob--2 { width:300px; height:300px; background: radial-gradient(circle, var(--blue-300), transparent 70%); bottom:-100px; left:-40px; animation: float 11s ease-in-out infinite reverse; }
@keyframes float { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-22px);} }

.hero__art { position:absolute; right: 1%; bottom: 4%; width: min(430px, 44vw); z-index:0; opacity:.9; pointer-events:none; }
.hero__art .hero__art-grid path { stroke: rgba(37,99,235,.14); stroke-width:1; fill:none; }
.hero__art .draw { fill:none; stroke: var(--primary); stroke-width:1.6; stroke-linejoin:round; stroke-linecap:round; stroke-dasharray: 520; stroke-dashoffset: 520; animation: draw 2.4s ease forwards; }
.hero__art .fill-a { fill: rgba(59,130,246,.10); }
.hero__art .fill-b { fill: rgba(14,165,233,.16); }
.hero__cube .draw { stroke: var(--sky-500); animation-delay:1.5s; }
.hero__cube { transform-origin: 274px 108px; animation: float 6s ease-in-out infinite; }
.hero__crane .draw { stroke: rgba(15,37,68,.55); animation-delay:1.9s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce){ .hero__art .draw{ stroke-dashoffset:0; } }

.hero__inner { position: relative; z-index:2; max-width: var(--maxw); margin:0 auto; padding: clamp(2.4rem,6vw,4.2rem) var(--pad); display:grid; grid-template-columns: 1.12fr .88fr; gap: clamp(1.5rem,4vw,3.5rem); align-items:center; }
.hero__eyebrow { text-transform:uppercase; letter-spacing:.18em; font-size:.76rem; font-weight:700; color: var(--primary); margin-bottom:.7rem; }
.hero__title { font-size: clamp(2.5rem,7vw,4.4rem); font-weight:800; letter-spacing:-0.025em; color: var(--ink); background: linear-gradient(120deg, var(--ink) 30%, var(--primary)); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color: transparent; }
.hero__subtitle { max-width: 46ch; margin-top: 1rem; font-size: clamp(1.02rem,2.2vw,1.22rem); color: var(--slate); }
.hero__subtitle strong { color: var(--primary-d); }
.hero__badges { display:flex; flex-wrap:wrap; gap:.5rem; list-style:none; padding:0; margin:1.4rem 0 0; }
.badge { display:inline-flex; align-items:center; gap:.45rem; font-size:.82rem; font-weight:600; color: var(--slate); background: var(--surface); border:1px solid var(--line-2); padding:.42rem .8rem; border-radius:999px; box-shadow: var(--shadow-sm); }
.badge .ico { width:16px; height:16px; color: var(--primary); }
.badge--accent { background: linear-gradient(135deg, var(--blue-50), #fff); border-color: var(--blue-300); color: var(--primary-d); }
.hero__actions { display:flex; flex-wrap:wrap; gap:.7rem; margin-top: 1.7rem; }
.hero__metrics { display:flex; flex-wrap:wrap; gap: 1.2rem 2rem; list-style:none; padding: 1.5rem 0 0; margin: 1.6rem 0 0; border-top:1px solid var(--line-2); }
.hero__metrics li { display:flex; flex-direction:column; }
.hero__metric-num { font-size:1.8rem; font-weight:800; color: var(--ink); letter-spacing:-.02em; }
.hero__metric-label { font-size:.78rem; color: var(--mut); text-transform:uppercase; letter-spacing:.06em; }

.hero__portrait { position:relative; display:flex; justify-content:center; }
.portrait { position:relative; width:min(330px,78vw); border-radius: 22px; overflow:hidden; border:5px solid #fff; box-shadow: 0 24px 60px rgba(20,54,120,.28); }
.portrait img { width:100%; height:100%; object-fit:cover; aspect-ratio:4/5; }
.portrait__tag { position:absolute; left:0; right:0; bottom:0; z-index:2; padding:.7rem .9rem; font-size:.8rem; font-weight:700; color:#fff; background: linear-gradient(transparent, rgba(12,32,60,.82)); }
.portrait__badge { position:absolute; top:-14px; right: calc(50% - min(330px,78vw)/2 - 6px); display:inline-flex; align-items:center; gap:.5rem; background:#fff; border:1px solid var(--line-2); border-radius:14px; padding:.5rem .8rem; box-shadow: var(--shadow); z-index:3; animation: float 5s ease-in-out infinite; }
.portrait__badge .ico { width:26px; height:26px; color: var(--primary); }
.portrait__badge span { display:flex; flex-direction:column; line-height:1.05; font-size:.72rem; color: var(--mut); font-weight:600; }
.portrait__badge strong { font-size:.95rem; color: var(--ink); }

/* -------- Trust bar -------- */
.trustbar { background: linear-gradient(135deg, var(--primary), var(--primary-d)); color:#eaf2ff; }
.trustbar__wrap { max-width: var(--maxw); margin:0 auto; padding:.9rem var(--pad); display:flex; flex-wrap:wrap; gap:.6rem 1.8rem; justify-content:center; font-size:.88rem; font-weight:600; }
.trustbar__wrap span { display:inline-flex; align-items:center; gap:.45rem; white-space:nowrap; }
.trustbar__wrap .ico { width:17px; height:17px; color:#bcd6ff; }

/* -------- Sections -------- */
.section { padding: clamp(2.8rem,6vw,4.8rem) 0; }
.section--alt { background: var(--surface-2); border-block:1px solid var(--line); }
.section__wrap { max-width: var(--maxw); margin:0 auto; padding-inline: var(--pad); }
.section__kicker { text-transform:uppercase; letter-spacing:.15em; font-size:.74rem; font-weight:700; color: var(--accent); margin-bottom:.5rem; }
.section__title { font-size: clamp(1.7rem,4.5vw,2.55rem); font-weight:800; margin-bottom:1rem; }
.lead { font-size: clamp(1.02rem,2.1vw,1.16rem); color: var(--slate); max-width: 72ch; }
.lead + .lead { margin-top: .9rem; }

/* -------- Filters -------- */
.filters { display:flex; flex-wrap:wrap; gap:.5rem; margin:1.5rem 0 1.8rem; }
.filter { display:inline-flex; align-items:center; gap:.4rem; font-family:inherit; font-weight:700; font-size:.9rem; color: var(--slate); background: var(--surface); border:1px solid var(--line-2); padding:.5rem 1rem; border-radius:999px; cursor:pointer; transition:.15s; }
.filter .ico { width:15px; height:15px; }
.filter:hover { color: var(--primary); border-color: var(--blue-300); }
.filter.is-active { background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; border-color: transparent; box-shadow: 0 6px 16px rgba(37,99,235,.3); }

/* -------- Project cards -------- */
.projects { display:grid; grid-template-columns: repeat(auto-fill, minmax(320px,1fr)); gap: 1.3rem; }
.pcard { display:flex; flex-direction:column; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-sm); cursor:pointer; transition: transform .2s, box-shadow .2s, border-color .2s; }
.pcard:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--blue-300); }
.pcard.is-hidden { display:none; }
.pcard__media { position:relative; aspect-ratio: 16/10; overflow:hidden; background: var(--blue-50); }
.pcard__media img { width:100%; height:100%; object-fit:cover; transition: transform .4s ease; }
.pcard:hover .pcard__media img { transform: scale(1.06); }
.pcard__region, .pcard__type { position:absolute; display:inline-flex; align-items:center; gap:.35rem; font-size:.74rem; font-weight:700; padding:.3rem .6rem; border-radius:999px; }
.pcard__region { top:.7rem; left:.7rem; color:#fff; background: rgba(12,32,60,.66); backdrop-filter: blur(3px); }
.pcard__region .ico { width:13px; height:13px; }
.pcard__type { bottom:.7rem; left:.7rem; color: var(--primary-d); background: rgba(255,255,255,.92); backdrop-filter: blur(3px); }
.pcard__type .ico { width:14px; height:14px; }
.pcard__body { padding:1.1rem 1.2rem 1.2rem; display:flex; flex-direction:column; gap:.3rem; flex:1; }
.pcard__title { font-size:1.14rem; }
.pcard__role { color: var(--primary); font-weight:700; font-size:.9rem; }
.pcard__meta { color: var(--mut); font-size:.9rem; }
.pcard__cta { display:inline-flex; align-items:center; gap:.35rem; margin-top:auto; padding-top:.7rem; font-weight:700; font-size:.9rem; color: var(--primary); }
.pcard__cta .ico { width:16px; height:16px; transition: transform .2s; }
.pcard:hover .pcard__cta .ico { transform: translateX(4px); }

/* -------- Two-col -------- */
.two-col { display:grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem,4vw,3rem); align-items:start; }
.two-col--profile { grid-template-columns: 1.3fr .7fr; }
.profile__cta { margin-top: 1.4rem; }
.creds { list-style:none; margin:0; padding:0; display:grid; gap:.7rem; }
.creds li { display:flex; gap:.9rem; align-items:center; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius-sm); padding:.85rem 1rem; box-shadow: var(--shadow-sm); transition: transform .15s, box-shadow .15s; }
.creds li:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.creds__ico { display:grid; place-items:center; width:42px; height:42px; flex:none; border-radius:11px; background: var(--blue-50); color: var(--primary); }
.creds__ico .ico { width:22px; height:22px; }
.creds li strong { display:block; font-size:.98rem; color: var(--ink); }
.creds li em { font-style:normal; color: var(--mut); font-size:.86rem; }

/* -------- Skills -------- */
.skills { display:grid; grid-template-columns: repeat(auto-fit, minmax(250px,1fr)); gap:1.1rem; }
.skills__group { position:relative; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1.3rem 1.3rem 1.2rem; box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s; }
.skills__group:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.skills__ico { display:grid; place-items:center; width:44px; height:44px; border-radius:12px; background: linear-gradient(135deg, var(--blue-50), var(--blue-100)); color: var(--primary); margin-bottom:.8rem; }
.skills__ico .ico { width:24px; height:24px; }
.skills__group h3 { font-size:1.02rem; margin-bottom:.8rem; }
.tags { display:flex; flex-wrap:wrap; gap:.45rem; list-style:none; margin:0; padding:0; }
.tags li { background: var(--blue-50); border:1px solid var(--line-2); color: var(--ink); padding:.34rem .7rem; border-radius:8px; font-size:.85rem; font-weight:600; }

/* -------- Timeline -------- */
.timeline { list-style:none; margin:0 0 2rem; padding:0; position:relative; }
.timeline::before { content:""; position:absolute; left:9px; top:6px; bottom:6px; width:2px; background: linear-gradient(var(--blue-400), var(--line-2)); }
.tl { position:relative; padding:0 0 1.4rem 2.4rem; }
.tl:last-child { padding-bottom:0; }
.tl__dot { position:absolute; left:2px; top:5px; width:16px; height:16px; border-radius:50%; background:#fff; border:3px solid var(--blue-500); box-shadow:0 0 0 4px var(--blue-50); }
.tl__body { background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1.1rem 1.2rem; box-shadow: var(--shadow-sm); }
.tl__head { display:flex; flex-wrap:wrap; align-items:baseline; justify-content:space-between; gap:.3rem 1rem; }
.tl__role { font-size:1.08rem; }
.tl__date { font-size:.8rem; font-weight:700; color: var(--primary-d); white-space:nowrap; background: var(--blue-50); padding:.2rem .6rem; border-radius:999px; }
.tl__org { color: var(--primary); font-weight:600; margin:.25rem 0 .5rem; }
.tl__desc { color: var(--slate); font-size:.93rem; }
.edu { display:grid; gap:.8rem; grid-template-columns:1fr 1fr; }
.edu__item { display:flex; gap:1rem; align-items:flex-start; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1rem 1.2rem; box-shadow: var(--shadow-sm); }
.edu__year { flex:none; font-weight:800; color: var(--primary-d); font-size:.85rem; min-width:96px; padding-top:.1rem; }
.edu__title { font-size:1rem; }
.edu__org { color: var(--mut); font-size:.9rem; margin-top:.15rem; }

/* -------- Certs / Langs -------- */
.certs { list-style:none; margin:0; padding:0; }
.certs li { display:flex; gap:.8rem; align-items:baseline; padding:.7rem 0; border-bottom:1px dashed var(--line-2); font-size:.98rem; color: var(--ink); }
.certs li:last-child { border-bottom:0; }
.certs--star span:last-child::after { content:"✓"; color: var(--green); margin-left:.4rem; font-size:.85rem; font-weight:700; }
.certs__date { flex:none; font-weight:800; color: var(--primary); font-variant-numeric: tabular-nums; font-size:.86rem; }
.certs em { color: var(--mut); font-style:normal; }
.langs { list-style:none; margin:0; padding:0; display:grid; gap:1rem; }
.langs__head { display:flex; justify-content:space-between; font-weight:600; margin-bottom:.35rem; color: var(--ink); }
.langs__lvl { color: var(--mut); font-weight:600; font-size:.85rem; }
.meter { height:9px; background: var(--blue-50); border:1px solid var(--line-2); border-radius:999px; overflow:hidden; }
.meter span { display:block; height:100%; width:0; background: linear-gradient(90deg, var(--blue-400), var(--sky-500)); border-radius:999px; transition: width 1.1s cubic-bezier(.2,.7,.2,1); }

/* -------- CTA -------- */
.cta { position:relative; overflow:hidden; background: linear-gradient(135deg, var(--primary-d) 0%, var(--primary) 55%, var(--sky-500) 130%); color:#eaf2ff; text-align:center; }
.cta__skyline { position:absolute; left:0; right:0; bottom:0; width:100%; height:120px; fill: rgba(255,255,255,.09); }
.cta__wrap { position:relative; z-index:2; display:flex; flex-direction:column; align-items:center; }
.cta .section__kicker { color:#bcd6ff; }
.cta .section__title { color:#fff; font-size: clamp(2rem,5vw,3rem); }
.cta__lead { color:#dbe8ff; text-align:center; }
.cta__lead strong { color:#fff; }
.cta__actions { display:flex; flex-wrap:wrap; gap:.8rem; justify-content:center; margin-top:1.8rem; }
.cta .btn--primary { background:#fff; color: var(--primary-d); box-shadow: 0 10px 24px rgba(0,0,0,.18); }
.cta .btn--primary:hover { filter:none; background:#eef5ff; }
.cta .btn--soft { background: rgba(255,255,255,.14); color:#fff; border-color: rgba(255,255,255,.4); }
.cta .btn--soft:hover { background: rgba(255,255,255,.24); }
.cta__contacts { display:flex; flex-wrap:wrap; gap:.6rem 1.8rem; justify-content:center; list-style:none; padding:0; margin:2rem 0 0; font-size:.92rem; }
.cta__contacts li { display:flex; align-items:center; gap:.5rem; color:#dbe8ff; }
.cta__contacts a { color:#dbe8ff; text-decoration:none; }
.cta__contacts a:hover { color:#fff; text-decoration:underline; }
.cta__contacts .ico { width:17px; height:17px; color:#bcd6ff; }

/* -------- Footer -------- */
.footer { background: #0d1f39; color:#93a9c4; padding:2.4rem 0; text-align:center; }
.footer__wrap { max-width: var(--maxw); margin:0 auto; padding-inline: var(--pad); display:grid; gap:.35rem; justify-items:center; }
.footer__mark { display:grid; place-items:center; width:40px; height:40px; margin-bottom:.4rem; background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; border-radius:11px; font-weight:800; }
.footer__name { color:#e7eefb; font-weight:700; }
.footer__meta, .footer__copy { font-size:.86rem; }
.footer a, .footer__link { color: var(--sky-400); text-decoration:none; background:none; border:none; font:inherit; cursor:pointer; padding:0; }
.footer a:hover, .footer__link:hover { text-decoration:underline; }

/* -------- Floating CV button -------- */
.fab { position: fixed; right: 1rem; bottom: 1rem; z-index: 90; display:inline-flex; align-items:center; gap:.5rem; padding:.72rem 1.15rem; background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; font-weight:800; font-size:.9rem; text-decoration:none; border-radius:999px; box-shadow: 0 12px 28px rgba(37,99,235,.45); transition: transform .16s, box-shadow .16s; }
.fab:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(37,99,235,.55); }
.fab .ico { width:18px; height:18px; }

/* -------- Lightbox -------- */
.lightbox { position: fixed; inset:0; z-index:200; display:none; }
.lightbox.is-open { display:block; }
.lightbox__backdrop { position:absolute; inset:0; background: rgba(9,24,48,.8); backdrop-filter: blur(5px); }
.lightbox__panel { position:relative; z-index:2; max-width: 980px; width: calc(100% - 2rem); max-height: calc(100% - 2rem); margin: 1rem auto; top:50%; transform: translateY(-50%); background: var(--surface); color: var(--slate); border:1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); display:flex; flex-direction:column; overflow:hidden; }
.lightbox__close { position:absolute; top:.5rem; right:.6rem; z-index:5; width:38px; height:38px; border-radius:50%; border:none; background: rgba(9,24,48,.4); color:#fff; font-size:1.6rem; line-height:1; cursor:pointer; }
.lightbox__close:hover { background: rgba(9,24,48,.65); }
.lightbox__head { padding: 1rem 1.3rem .5rem; }
.lightbox__title { font-size:1.2rem; }
.lightbox__facts { color: var(--mut); font-size:.9rem; margin-top:.25rem; }
.lightbox__stage { position:relative; display:flex; align-items:center; background: var(--blue-50); }
.lightbox__figure { margin:0; flex:1; text-align:center; }
.lightbox__figure img { width:100%; max-height: 60vh; object-fit: contain; background:#0d1f39; }
.lightbox__figure figcaption { padding:.6rem 1rem; font-size:.88rem; color: var(--slate); }
.lightbox__nav { position:absolute; top:50%; transform: translateY(-50%); width:44px; height:44px; border-radius:50%; border:none; background: rgba(9,24,48,.45); color:#fff; font-size:1.7rem; line-height:1; cursor:pointer; z-index:3; }
.lightbox__nav:hover { background: rgba(9,24,48,.7); }
.lightbox__nav--prev { left:.6rem; } .lightbox__nav--next { right:.6rem; }
.lightbox__thumbs { display:flex; gap:.5rem; padding:.8rem 1.3rem 1.2rem; overflow-x:auto; }
.lightbox__thumbs img { width:70px; height:52px; object-fit:cover; border-radius:7px; border:2px solid transparent; cursor:pointer; opacity:.6; flex:none; }
.lightbox__thumbs img.is-active { border-color: var(--primary); opacity:1; }

/* -------- Modals -------- */
.modal { position: fixed; inset:0; z-index:210; display:none; }
.modal.is-open { display:block; }
.modal__backdrop { position:absolute; inset:0; background: rgba(9,24,48,.55); }
.modal__panel { position:relative; z-index:2; max-width: 520px; width: calc(100% - 2rem); margin: 8vh auto 0; background: var(--surface); color: var(--slate); border:1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.6rem 1.7rem; }
.modal__panel h3 { font-size:1.3rem; margin-bottom:.7rem; }
.modal__panel p { margin-bottom:.7rem; color: var(--slate); font-size:.94rem; }
.modal__close { position:absolute; top:.5rem; right:.7rem; width:34px; height:34px; border:none; background:transparent; font-size:1.6rem; cursor:pointer; color: var(--mut); }
.modal__note { font-size:.82rem !important; opacity:.85; }

/* -------- Responsive -------- */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__portrait { order:-1; margin-top: .5rem; }
  .portrait { width:min(260px,62vw); }
  .portrait__badge { right: calc(50% - min(260px,62vw)/2 - 4px); }
  .hero__art { display:none; }
  .two-col, .two-col--profile { grid-template-columns: 1fr; }
  .edu { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav__toggle { display:flex; }
  .nav__menu { position:absolute; top:100%; left:0; right:0; flex-direction:column; align-items:stretch; gap:.2rem; background: var(--surface); border-bottom:1px solid var(--line); padding:.6rem var(--pad) 1rem; box-shadow: var(--shadow); clip-path: inset(0 0 100% 0); opacity:0; pointer-events:none; transition:.2s; }
  .nav__menu.is-open { clip-path: inset(0 0 0 0); opacity:1; pointer-events:auto; }
  .nav__menu a { padding:.7rem .6rem; }
  .nav__cta { justify-content:center; margin-top:.3rem; }
  .fab span { display:none; } .fab { padding:.8rem; }
}

/* -------- Print -------- */
@media print {
  .site-header,.nav__toggle,.hero__actions,.cta__actions,.fab,.filters,.pcard__cta,.skip-link,.lightbox,.modal,.hero__art,.hero__blob { display:none !important; }
  body { background:#fff; color:#000; }
  .hero,.cta,.trustbar { background:#fff !important; color:#000; border:none; }
  .hero__grid { display:none; }
  .hero__title { -webkit-text-fill-color:#0f2544; }
  .cta .section__title,.cta__lead,.trustbar__wrap span { color:#000; }
  .pcard,.tl__body,.skills__group,.creds li,.edu__item { box-shadow:none; border:1px solid #ccc; break-inside:avoid; }
  @page { margin:1.3cm; }
  .langsw,.maps,.matrix { display:none !important; }
}

/* ==================== v4 additions ==================== */
/* Language switcher + nav layout */
.nav { justify-content: flex-start; }
.nav__brand { margin-right: auto; }
.nav__menu { order: 1; }
.langsw { order: 2; }
.nav__toggle { order: 3; }
.langsw { display:inline-flex; background: var(--surface); border:1px solid var(--line-2); border-radius:999px; padding:2px; gap:2px; }
.langsw button { border:none; background:transparent; font:inherit; font-weight:700; font-size:.76rem; letter-spacing:.02em; color: var(--mut); padding:.32rem .55rem; border-radius:999px; cursor:pointer; transition:.15s; }
.langsw button:hover { color: var(--primary); }
.langsw button.is-active { background: linear-gradient(135deg, var(--blue-500), var(--primary-d)); color:#fff; box-shadow:0 3px 8px rgba(37,99,235,.3); }

/* Kompetenz-Matrix */
.matrix { background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1.4rem 1.5rem; box-shadow: var(--shadow-sm); margin-bottom:1.6rem; }
.matrix__h { font-size:.82rem; text-transform:uppercase; letter-spacing:.09em; color: var(--mut); margin-bottom:1rem; }
.matrix__list { list-style:none; margin:0; padding:0; display:grid; grid-template-columns: repeat(auto-fit, minmax(320px,1fr)); gap:.75rem 2.4rem; }
.matrix__list li { display:flex; align-items:center; gap:1rem; }
.matrix__label { flex:1; font-weight:600; font-size:.92rem; color: var(--ink); }
.matrix__bar { flex:none; width:130px; height:8px; background: var(--blue-50); border:1px solid var(--line-2); border-radius:999px; overflow:hidden; }
.matrix__bar i { display:block; height:100%; width:0; background: linear-gradient(90deg, var(--blue-400), var(--sky-500)); border-radius:999px; transition: width 1.15s cubic-bezier(.2,.7,.2,1); }

/* Einsatzorte / maps */
.maps { display:grid; grid-template-columns: 1.5fr 1fr; gap:1.2rem; margin-top:1.6rem; align-items:stretch; }
.mapcard { position:relative; overflow:hidden; margin:0; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1.2rem 1.3rem; box-shadow: var(--shadow-sm); }
.mapcard::before { content:""; position:absolute; inset:0; background-image: linear-gradient(rgba(37,99,235,.06) 1px,transparent 1px), linear-gradient(90deg, rgba(37,99,235,.06) 1px,transparent 1px); background-size:26px 26px; pointer-events:none; }
.mapcard figcaption { position:relative; display:flex; align-items:center; gap:.55rem; margin-bottom:.5rem; color: var(--ink); }
.mapcard figcaption strong { font-weight:700; }
.mapcard figcaption em { font-style:normal; color: var(--mut); font-size:.84rem; margin-left:auto; }
.mapcard__flag { display:inline-flex; flex-direction:column; width:22px; height:15px; border-radius:3px; overflow:hidden; box-shadow:0 0 0 1px var(--line-2); }
.mapcard__flag span { flex:1; }
.mapcard__flag span:nth-child(1){ background:#141414; }
.mapcard__flag span:nth-child(2){ background:#d7141a; }
.mapcard__flag span:nth-child(3){ background:#ffce00; }
.mapcard__flag--tn { display:inline-block; width:22px; height:15px; border-radius:3px; background:#e70013; position:relative; box-shadow:0 0 0 1px var(--line-2); }
.mapcard__flag--tn::after { content:""; position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); width:8px; height:8px; border-radius:50%; background:#fff; }
.mapsvg { position:relative; width:100%; height:auto; max-height:300px; display:block; }
.map-outline { fill: color-mix(in srgb, var(--blue-200) 45%, transparent); stroke: var(--blue-400); stroke-width:1.6; stroke-linejoin:round; }
.map-pin circle { fill: var(--primary); stroke:#fff; stroke-width:2; }
.map-pin text { fill: var(--ink); font-size:8px; font-weight:700; text-anchor:middle; }
.map-pin { opacity:0; transform: translateY(-7px); transition: opacity .5s ease var(--d,0s), transform .5s cubic-bezier(.3,1.4,.5,1) var(--d,0s); transform-box: fill-box; transform-origin: center; }
.maps.is-in .map-pin { opacity:1; transform:none; }

/* Referenzen */
.refs { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap:1rem; margin-top:1.4rem; }
.refcard { display:flex; gap:.9rem; align-items:center; background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:1.1rem 1.2rem; box-shadow: var(--shadow-sm); transition: transform .16s, box-shadow .16s; }
.refcard:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.refcard__ico { display:grid; place-items:center; width:44px; height:44px; flex:none; border-radius:12px; background: var(--blue-50); color: var(--primary); }
.refcard__ico .ico { width:22px; height:22px; }
.refcard strong { display:block; color: var(--ink); font-size:.98rem; }
.refcard em { font-style:normal; color: var(--mut); font-size:.85rem; }
.refs__foot { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:1rem; margin-top:1.5rem; }
.refs__note { display:inline-flex; align-items:center; gap:.5rem; color: var(--slate); font-weight:600; font-size:.92rem; }
.refs__note .ico { width:18px; height:18px; color: var(--green); }

/* Standort & Verfügbarkeit */
.avail { display:flex; gap:1.1rem; align-items:flex-start; margin-top:1.4rem; background: var(--surface); border:1px solid var(--line); border-left:4px solid var(--primary); border-radius: var(--radius); padding:1.2rem 1.4rem; box-shadow: var(--shadow-sm); }
.avail__ico { display:grid; place-items:center; width:44px; height:44px; flex:none; border-radius:12px; background: var(--blue-50); color: var(--primary); }
.avail__ico .ico { width:24px; height:24px; }
.avail__h { font-size:1.05rem; margin-bottom:.3rem; }
.avail__text { color: var(--slate); font-size:.95rem; max-width:72ch; }
.avail__tags { display:flex; flex-wrap:wrap; gap:.4rem; list-style:none; margin:.75rem 0 0; padding:0; }
.avail__tags li { background: var(--blue-50); border:1px solid var(--line-2); color: var(--primary-d); padding:.3rem .7rem; border-radius:999px; font-size:.82rem; font-weight:700; }

@media (max-width: 760px) {
  .maps { grid-template-columns: 1fr; }
  .langsw button { padding:.3rem .5rem; }
  .avail { flex-direction:column; gap:.8rem; }
}