:root {
  --bg: #0b1020; --bg2: #0f1630; --surface: #131a2e; --line: #232c47;
  --text: #e8ecf6; --muted: #94a0bd; --accent: #5eead4; --accent2: #818cf8; --on-accent: #06231f;
  --radius: 18px; --font-head: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, sans-serif;
  --head-weight: 750; --head-track: -0.03em; --glow: radial-gradient(60% 50% at 80% 0%, rgba(129,140,248,.22), transparent 70%), radial-gradient(40% 40% at 0% 20%, rgba(94,234,212,.14), transparent 70%);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0; background: var(--bg); color: var(--text); line-height: 1.6;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, sans-serif;
  overflow-x: clip; -webkit-font-smoothing: antialiased; transition: background .3s, color .3s;
}
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-head); font-weight: var(--head-weight); letter-spacing: var(--head-track); line-height: 1.12; margin: 0; }
p { margin: 0; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
section { padding: 88px 0; }
.loading { padding: 40vh 0; text-align: center; color: var(--muted); }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); background: color-mix(in srgb, var(--bg) 80%, transparent); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-family: var(--font-head); font-weight: 700; text-decoration: none; letter-spacing: -.02em; }
.brand span { color: var(--accent); }
.nav ul { display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; font-size: .92rem; color: var(--muted); }
.nav ul a { text-decoration: none; transition: color .2s; }
.nav ul a:hover { color: var(--text); }

/* Boutons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: calc(var(--radius) * .7); font-weight: 600; text-decoration: none; border: 1px solid var(--line); transition: transform .2s, box-shadow .2s, background .2s; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: var(--accent); color: var(--on-accent); border-color: transparent; }
.btn.primary:hover { box-shadow: 0 10px 30px -10px var(--accent); }
.btn.ghost:hover { background: var(--surface); }

/* Hero */
.hero { position: relative; padding: 72px 0 96px; background: var(--glow); }
.hero .wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 56px; align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; font-size: .85rem; color: var(--muted); }
.badge i { width: 8px; height: 8px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52,211,153,.2); }
.hero h1 { font-size: clamp(2.4rem, 5.6vw, 4.4rem); margin: 22px 0 14px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.role { font-size: 1.15rem; color: var(--accent); font-weight: 600; margin-bottom: 18px; }

.hero .intro { color: var(--muted); max-width: 56ch; font-size: 1.05rem; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.where { margin-top: 22px; color: var(--muted); font-size: .9rem; }
.photo { position: relative; justify-self: center; width: min(340px, 80%); }
.photo img { display: block; width: 100%; height: auto; aspect-ratio: 1/1; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.photo::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; border: 2px solid var(--accent); border-radius: var(--radius); opacity: .55; z-index: -1; }
.tjm { position: absolute; left: -16px; bottom: 26px; background: var(--surface); border: 1px solid var(--line); padding: 10px 16px; border-radius: calc(var(--radius) * .7); font-size: .85rem; box-shadow: 0 12px 30px -12px rgba(0,0,0,.4); }

/* Chiffres */
.stats { padding: 0; margin-top: -40px; position: relative; z-index: 2; }
.stats .grid { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { padding: 28px 24px; border-right: 1px solid var(--line); }
.stat:last-child { border: 0; }
.stat b { display: block; font-family: var(--font-head); font-size: 2.2rem; line-height: 1; color: var(--accent); }
.stat span { display: block; margin-top: 8px; color: var(--muted); font-size: .9rem; }

/* Titres de section */
.eyebrow { color: var(--accent); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; margin-bottom: 12px; }
.sec-title { font-size: clamp(1.8rem, 3.6vw, 2.7rem); max-width: 22ch; }
.sec-lead { color: var(--muted); margin-top: 14px; max-width: 60ch; }
.head { margin-bottom: 48px; }

/* Services */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; transition: transform .25s, border-color .25s; }
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card svg { width: 30px; height: 30px; stroke: var(--accent); fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 18px; }
.card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .96rem; }

/* Compétences */
.alt { background: var(--bg2); }
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.skill { border-top: 2px solid var(--accent); padding-top: 16px; }
.skill h3 { font-size: 1rem; margin-bottom: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 5px 12px; font-size: .84rem; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; }

/* Compétences par thème */
.cgroups { display: grid; grid-template-columns: repeat(2, 1fr); gap: 36px 48px; }
.cgroup h3 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; font-family: inherit; font-weight: 700; }
.cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.pill { display: inline-flex; align-items: center; gap: 9px; padding: 8px 15px 8px 12px; font-size: .92rem; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; transition: transform .2s, border-color .2s; }
.pill:hover { transform: translateY(-2px); border-color: var(--accent); }
.pill img, .pill svg { width: 18px; height: 18px; flex: none; }
.pill svg { stroke: var(--accent); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.pill .dot { width: 6px; height: 6px; margin: 0 6px; border-radius: 50%; background: var(--accent); }

/* Parcours */
.timeline { position: relative; display: grid; gap: 28px; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.job { position: relative; display: grid; grid-template-columns: 200px 1fr; gap: 32px; }
.job::before { content: ""; position: absolute; left: -28px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--accent); }
.job:first-child::before { background: var(--accent); }
.when { color: var(--muted); font-size: .9rem; padding-top: 2px; }
.job h3 { font-size: 1.3rem; }
.company { color: var(--accent); font-weight: 600; margin: 4px 0 10px; }

.job p { color: var(--muted); }
.job ul, .proj ul { margin: 12px 0 0; padding-left: 18px; color: var(--muted); font-size: .96rem; }
.job li, .proj li { margin-bottom: 4px; }

/* Réalisations */
.works { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.work { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: transform .25s, border-color .25s; }
.work:hover { transform: translateY(-4px); border-color: var(--accent); }
.work img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; border-bottom: 1px solid var(--line); }
.work-body { padding: 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.work h3 { font-size: 1.35rem; }
.work p { color: var(--muted); }
.work ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: .95rem; }
.work .chips { margin-top: auto; padding-top: 6px; }
.more { color: var(--accent); font-weight: 600; text-decoration: none; }
.more:hover { text-decoration: underline; }

/* Formation */
.two { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; }
.edu { display: grid; gap: 18px; }
.edu div { display: grid; grid-template-columns: 64px 1fr; gap: 16px; }
.edu b { font-family: var(--font-head); color: var(--accent); }
.edu span { display: block; color: var(--muted); font-size: .92rem; }
.lang { display: grid; gap: 10px; color: var(--muted); }
.lang b { color: var(--text); }
h3.sub { font-size: 1.1rem; margin-bottom: 20px; }

/* Contact */
.contact { text-align: center; }
.contact .box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 64px 24px; background-image: var(--glow); }
.contact h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
.contact p { color: var(--muted); max-width: 52ch; margin: 16px auto 32px; }
.contact .cta { justify-content: center; margin: 0; }

.footer { padding: 32px 0; text-align: center; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--line); }

/* Apparition */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

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

@media (max-width: 900px) {
  section { padding: 64px 0; }
  .hero .wrap, .two, .works { grid-template-columns: 1fr; }
  .hero .wrap { gap: 40px; }
  .photo { order: -1; width: min(260px, 70%); }
  .cards { grid-template-columns: 1fr 1fr; }
  .cgroups { grid-template-columns: 1fr; }
  .stats .grid { grid-auto-flow: row; grid-auto-columns: auto; grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .job { grid-template-columns: 1fr; gap: 4px; }
  .nav ul { display: none; }
}
@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
}