:root {
  --bg: #05080f;
  --panel: #0b1220;
  --panel-2: #0f192c;
  --line: rgba(120, 160, 255, .16);
  --blue: #1f6bff;
  --blue-2: #5a9bff;
  --text: #eef2fb;
  --muted: #9aa6bf;
  --radius: 20px;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 400 17px/1.65 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--blue-2); }
h1, h2, h3 { margin: 0 0 .5em; line-height: 1.12; letter-spacing: -.02em; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 5.2vw, 4rem); font-weight: 600; }
h1 em { font: italic 400 1.12em var(--serif); letter-spacing: -.01em; color: var(--blue-2); display: block; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 600; }
h3 { font-size: 1.12rem; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; color: var(--muted); }
ul, ol, dl, dd { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--blue-2); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--blue); color: #fff; padding: 10px 16px; border-radius: 999px; z-index: 100; }
.skip:focus { left: 12px; }
.eyebrow { font: 500 .78rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--blue-2); margin-bottom: 14px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 26px;
  border-radius: 999px; border: 1px solid transparent; font: 700 .97rem var(--sans); text-decoration: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background-color .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-blue { background: var(--blue); color: #fff; box-shadow: 0 8px 28px rgba(31, 107, 255, .45); }
.btn-blue:hover { background: #3b7fff; }
.btn-ghost { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .14); color: var(--text); }
.btn-ghost:hover { background: rgba(255, 255, 255, .12); }
.btn-white { background: #fff; color: #0a1a3d; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Navigation pilule */
.nav-wrap { position: sticky; top: 14px; z-index: 50; padding-inline: 20px; }
.nav {
  width: min(1160px, 100%); margin-inline: auto; display: flex; align-items: center; gap: 20px;
  background: rgba(13, 20, 36, .78); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 8px 8px 26px;
}
.nav-name { font-weight: 800; font-size: .86rem; letter-spacing: .1em; color: var(--text); text-decoration: none; white-space: nowrap; }
.nav-links { display: flex; gap: 28px; margin-inline: auto; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .93rem; font-weight: 500; padding: 10px 0; display: block; }
.nav-links a:hover { color: var(--text); }
.nav-cta { min-height: 42px; padding: 8px 22px; font-size: .9rem; }
.nav-toggle { display: none; width: 44px; height: 44px; background: none; border: 0; margin-left: auto; cursor: pointer; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text); margin: 6px auto; border-radius: 2px; }

/* Bannière */
.hero { position: relative; padding: 72px 0 60px; }
.hero::before {
  content: ""; position: absolute; inset: -160px 0 0; z-index: -1;
  background:
    radial-gradient(620px 420px at 78% 42%, rgba(31, 107, 255, .34), transparent 70%),
    linear-gradient(rgba(120, 160, 255, .05) 1px, transparent 1px) 0 0 / 100% 56px,
    linear-gradient(90deg, rgba(120, 160, 255, .05) 1px, transparent 1px) 0 0 / 56px 100%;
  mask-image: linear-gradient(#000 60%, transparent);
  -webkit-mask-image: linear-gradient(#000 60%, transparent);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.status { display: inline-flex; align-items: center; gap: 10px; font-size: .86rem; font-weight: 600; color: var(--text); background: rgba(255, 255, 255, .06); border: 1px solid var(--line); border-radius: 999px; padding: 7px 16px; margin-bottom: 26px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #35d07f; box-shadow: 0 0 0 4px rgba(53, 208, 127, .2); }
.lead { font-size: 1.1rem; max-width: 33em; margin-bottom: 30px; }
.where { display: flex; align-items: center; gap: 8px; margin: 28px 0 0; font-size: .92rem; }
.hero-visual { position: relative; width: min(440px, 100%); aspect-ratio: 1; margin-inline: auto; }
.halo { position: absolute; inset: 4%; border-radius: 50%; background: radial-gradient(circle at 50% 35%, #2f7bff, #0b2a78 68%); box-shadow: 0 0 120px rgba(31, 107, 255, .55), inset 0 0 60px rgba(0, 0, 0, .35); }
.portrait { position: absolute; inset: 4%; border-radius: 50%; overflow: hidden; border: 1px solid rgba(160, 195, 255, .35); }
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 12%; }
.chip {
  position: absolute; display: grid; gap: 2px; padding: 12px 16px; border-radius: 14px; max-width: 190px;
  background: rgba(10, 17, 32, .82); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line); box-shadow: 0 16px 36px rgba(0, 0, 0, .45);
}
.chip b { font-size: 1.35rem; font-weight: 700; line-height: 1.1; }
.chip span { font-size: .74rem; color: var(--muted); line-height: 1.3; }
.chip-1 { left: -10%; top: 12%; }
.chip-2 { right: -6%; top: 2%; }
.chip-3 { right: -8%; bottom: 10%; }

.section { padding: 76px 0; }
.head { margin-bottom: 36px; max-width: 680px; }
.head-row { max-width: none; display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: flex-end; }
.head-row h2 { margin: 0; }

/* Cartes de domaine */
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tile, .skill, .project, .timeline li, .certs li {
  background: linear-gradient(180deg, var(--panel-2), var(--panel)); border: 1px solid var(--line); border-radius: var(--radius);
}
.tile { padding: 18px 18px 22px; }
.tile p { font-size: .94rem; margin: 0; }
.tile-art { height: 150px; border-radius: 14px; margin-bottom: 20px; display: grid; place-items: center; background: radial-gradient(120% 120% at 50% 0%, rgba(31, 107, 255, .5), rgba(8, 18, 44, .9) 70%); border: 1px solid rgba(120, 160, 255, .22); }
.tile-art svg { width: 150px; fill: rgba(170, 200, 255, .12); stroke: rgba(170, 200, 255, .7); stroke-width: 1.2; }
.tile-art .on { fill: #8fbaff; stroke: none; }
.tile-art .line { fill: none; stroke: #8fbaff; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.stats div { padding: 24px 26px; }
.stats div + div { border-left: 1px solid var(--line); }
.stats dt { font-size: 2rem; font-weight: 700; letter-spacing: -.03em; line-height: 1.1; }
.stats dd { font-size: .86rem; color: var(--muted); }

.about { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; }
.about-body p { font-size: 1.04rem; }
.facts { margin-top: 26px; border-top: 1px solid var(--line); }
.facts li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--line); font-weight: 600; }
.facts span { font: 500 .76rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding-top: 4px; }

.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.skill { padding: 24px; }
.skill h3 { margin-bottom: 16px; }
.skill ul { display: flex; flex-wrap: wrap; gap: 8px; }
.skill li { font: 500 .8rem var(--mono); padding: 6px 12px; border-radius: 999px; background: rgba(31, 107, 255, .12); border: 1px solid rgba(90, 155, 255, .28); color: #cfe0ff; }

.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.project { padding: 26px 24px; display: flex; flex-direction: column; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.project:hover { transform: translateY(-4px); border-color: rgba(90, 155, 255, .55); box-shadow: 0 20px 50px rgba(31, 107, 255, .18); }
.project h3 { font-size: 1.25rem; }
.project > p:not(.lang) { font-size: .94rem; flex: 1; }
.lang { display: flex; align-items: center; gap: 8px; font: 500 .74rem var(--mono); color: var(--muted); margin-bottom: 16px; }
.lang i { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.hcl { background: #844fba; } .rust { background: #dea584; } .py { background: #3572a5; } .ts { background: #3178c6; }
.links { display: flex; gap: 20px; }
.more { font-weight: 700; font-size: .92rem; text-decoration: none; }
.more::after { content: " \2197"; }
.more:hover { text-decoration: underline; }

.exp-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; }
.exp-grid h2 { margin-bottom: 28px; }
.timeline { display: grid; gap: 16px; }
.timeline li { padding: 24px; }
.timeline p { margin: 0; font-size: .95rem; }
.timeline .org { color: var(--text); font-weight: 600; margin-bottom: 8px; }
.badge { display: inline-block; font: 500 .72rem var(--mono); letter-spacing: .06em; text-transform: uppercase; color: #7ff0b3; background: rgba(53, 208, 127, .12); border: 1px solid rgba(53, 208, 127, .3); padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }
.certs { display: grid; gap: 12px; }
.certs li { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 22px; }
.certs b { font-weight: 700; }
.certs span { font-size: .86rem; color: var(--muted); text-align: right; }
.fine { font-size: .88rem; margin-top: 16px; }

.coach { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; padding: 44px; border-radius: 28px; border: 1px solid var(--line); background: radial-gradient(90% 140% at 100% 0%, rgba(31, 107, 255, .28), transparent 60%), var(--panel); }
.coach p { max-width: 36em; margin-bottom: 24px; }
.coach blockquote { margin: 0; font: italic 400 1.75rem/1.25 var(--serif); color: var(--text); }
.coach cite { display: block; margin-top: 14px; font: 500 .76rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

.cta { text-align: center; padding: 64px 28px; border-radius: 28px; background: radial-gradient(80% 160% at 50% 0%, #2f7bff, #0d2f8a 70%); box-shadow: 0 30px 90px rgba(31, 107, 255, .35); }
.cta h2 { max-width: 20em; margin-inline: auto; }
.cta > p { color: #d5e3ff; margin-bottom: 26px; }
.socials { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 30px; }
.socials a { display: inline-flex; align-items: center; gap: 10px; min-height: 46px; padding: 9px 18px; border-radius: 999px; background: rgba(5, 12, 32, .4); border: 1px solid rgba(255, 255, 255, .22); color: #fff; font-weight: 700; font-size: .92rem; text-decoration: none; }
.socials a:hover { background: rgba(5, 12, 32, .65); }
.socials span { font: 400 .78rem var(--mono); color: #c5d7ff; }

.footer { padding: 30px 0 34px; text-align: center; overflow: hidden; }
.verse { font: italic 400 1.1rem var(--serif); color: var(--muted); }
.bigname { font-size: clamp(1.5rem, 7.4vw, 6.2rem); font-weight: 800; letter-spacing: -.04em; line-height: 1; margin: 18px 0; white-space: nowrap; background: linear-gradient(180deg, rgba(120, 160, 255, .5), rgba(120, 160, 255, 0)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.copy { font-size: .84rem; margin: 0; }

@media (max-width: 960px) {
  .hero-grid, .about, .exp-grid, .coach { grid-template-columns: 1fr; }
  .hero-visual { order: -1; width: min(340px, 78%); }
  .hero { padding-top: 44px; }
  .trio, .skills, .projects { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats div:nth-child(3) { border-left: 0; }
  .stats div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .nav-links { display: none; position: absolute; left: 20px; right: 20px; top: calc(100% + 8px); flex-direction: column; gap: 0; background: #0d1424; border: 1px solid var(--line); border-radius: 20px; padding: 10px 24px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
  .nav { padding: 6px 8px 6px 22px; }
  .about, .exp-grid { gap: 32px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .section { padding: 54px 0; }
  .trio, .skills, .projects { grid-template-columns: 1fr; }
  .chip { padding: 9px 12px; max-width: 150px; }
  .chip b { font-size: 1.05rem; }
  .chip-1 { left: -12%; } .chip-2 { right: -12%; } .chip-3 { right: -12%; }
  .btn-row .btn { flex: 1 1 100%; }
  .coach { padding: 28px 22px; }
  .coach blockquote { font-size: 1.4rem; }
  .cta { padding: 44px 20px; }
  .facts li { grid-template-columns: 1fr; gap: 2px; }
  .certs li { flex-direction: column; align-items: flex-start; gap: 2px; }
  .certs span { text-align: left; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}