/* Style commun du site — thème sombre « dev », sobre. Les pages hub / login / compte ajoutent hub.css ou forms.css. */
:root {
  --bg: #0b0c15;
  --bg2: #151726;
  --text: #ecebf7;
  --muted: #9a9bb5;
  --line: #252740;
  --glass: #11121f;
  --accent: #8b7bff;
  --accent2: #38d4e8;
  --accent-ink: #0d0a2b;
  --warn: #f0b429;
  --danger: #ff6b6b;
  --radius: 14px;
  --maxw: 1080px;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f7f6fc;
  --bg2: #ecebf6;
  --text: #17162b;
  --muted: #5f5e7a;
  --line: #dad8ec;
  --glass: #ffffff;
  --accent: #5b47e0;
  --accent2: #0a8fa6;
  --accent-ink: #ffffff;
  --warn: #9a6700;
  --danger: #cf222e;
  color-scheme: light;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -.02em; }
code { font-family: var(--mono); font-size: .9em; background: var(--bg2); padding: .1rem .4rem; border-radius: 4px; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.grad { background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Fond : simple grille discrète */
.bg { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.grid-bg {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px; opacity: .35;
  mask-image: linear-gradient(#000, transparent 70%); -webkit-mask-image: linear-gradient(#000, transparent 70%);
}

/* En-tête : barre « pilule » flottante */
.site-header { position: sticky; top: 0; z-index: 40; padding: 12px 12px 0; pointer-events: none; }
.header-inner {
  pointer-events: auto; position: relative; max-width: var(--maxw); margin: 0 auto; height: 60px; padding: 0 10px 0 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  border: 1px solid var(--line); border-radius: 999px;
  background: color-mix(in srgb, var(--glass) 78%, transparent); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 8px 30px -12px rgb(0 0 0 / .45);
}
.logo { font-family: var(--mono); font-weight: 700; text-decoration: none; font-size: 1rem; white-space: nowrap; }
.logo::before { content: "~/"; color: var(--muted); font-weight: 400; }
.logo span { color: var(--accent); }
.nav { display: flex; align-items: center; gap: .15rem; }
.nav a { text-decoration: none; color: var(--muted); font-size: .88rem; font-weight: 500; padding: .45rem .85rem; border-radius: 999px; transition: color .15s, background .15s; }
.nav a:hover { color: var(--text); background: var(--bg2); }
.nav a.active { color: var(--text); background: color-mix(in srgb, var(--accent) 16%, transparent); }
.nav a.nav-cta { display: inline-flex; align-items: center; gap: .5rem; color: var(--text); font-weight: 600; margin-left: .35rem; padding: .3rem .85rem .3rem .3rem; border: 1px solid var(--line); background: var(--bg2); }
.nav a.nav-cta:hover { border-color: var(--accent); }
.theme-toggle, .nav-toggle { background: none; border: 1px solid var(--line); color: var(--muted); width: 36px; height: 36px; border-radius: 50%; cursor: pointer; font-size: .95rem; margin-left: .35rem; }
.theme-toggle:hover, .nav-toggle:hover { color: var(--text); border-color: var(--accent); }
.nav-toggle { display: none; margin: 0; }

/* Photo de profil : image, ou placeholder (initiale / silhouette) */
.avatar {
  --s: 32px; flex-shrink: 0; display: inline-grid; place-items: center; width: var(--s); height: var(--s); border-radius: 50%; overflow: hidden;
  background: linear-gradient(135deg, hsl(var(--h, 255) 70% 58%), hsl(calc(var(--h, 255) + 55) 75% 52%));
  color: #fff; font: 700 calc(var(--s) * .42) var(--mono); line-height: 1; text-transform: uppercase; user-select: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--bg) 70%, transparent);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.avatar.anon { background: var(--bg2); color: var(--muted); box-shadow: inset 0 0 0 1px var(--line); }
.avatar.anon svg { width: 60%; height: 60%; fill: currentColor; }
.avatar-md { --s: 40px; }
.avatar-lg { --s: 96px; }
.avatar-xl { --s: 168px; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; text-decoration: none; cursor: pointer; font: 600 .9rem var(--mono);
  padding: .65rem 1.2rem; border-radius: 999px; border: 1px solid var(--line); background: var(--glass); color: var(--text);
  transition: border-color .15s, background .15s;
}
.btn:hover { border-color: var(--muted); }
.btn-primary, .form .btn:not(.btn-ghost) { background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--accent2))); border-color: transparent; color: var(--accent-ink); }
.btn-primary:hover, .form .btn:not(.btn-ghost):hover { filter: brightness(1.08); border-color: var(--accent); }
.btn:focus-visible, .chip:focus-visible, .nav a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Halo coloré en fond */
.bg::before, .bg::after { content: ""; position: absolute; width: 60vmax; height: 60vmax; border-radius: 50%; filter: blur(90px); opacity: .16; }
.bg::before { top: -30vmax; left: -15vmax; background: var(--accent); }
.bg::after { bottom: -35vmax; right: -20vmax; background: var(--accent2); opacity: .1; }
:root[data-theme="light"] .bg::before, :root[data-theme="light"] .bg::after { opacity: .12; }

/* Hero */
.hero { padding: clamp(72px, 12vw, 140px) 0 clamp(56px, 8vw, 96px); }
.pill { display: inline-flex; align-items: center; gap: .55rem; padding: .3rem .75rem; border: 1px solid var(--line); background: var(--glass); border-radius: 999px; font: .8rem var(--mono); color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent2); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent2) 25%, transparent); }
.hero h1 { font-size: clamp(2.4rem, 7vw, 4.4rem); font-weight: 700; margin: 1.3rem 0 1.1rem; }
.hero h1 .line { display: block; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 54ch; margin: 0 0 1.8rem; }
.lead b { color: var(--text); font-weight: 600; }
.rotator { display: inline-block; min-width: 9ch; color: var(--accent); font-family: var(--mono); font-weight: 500; border-right: 2px solid var(--accent); padding-right: 3px; animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { border-color: transparent; } }
.cta { display: flex; flex-wrap: wrap; gap: .7rem; }
.hero-grid { display: grid; grid-template-columns: 1fr auto; gap: clamp(1.5rem, 5vw, 4rem); align-items: center; }
.hero-photo { position: relative; }
.hero-photo .avatar { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--accent), 0 20px 60px -15px color-mix(in srgb, var(--accent) 60%, transparent); }
.about-photo { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }

/* Sections */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.kicker { font: 500 .78rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 .7rem; }
.kicker::before { content: "// "; color: var(--muted); }
.section h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 700; margin-bottom: .9rem; }
.section-intro { color: var(--muted); max-width: 58ch; margin: 0 0 2.2rem; }

.about { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(2rem, 6vw, 4rem); align-items: start; }
.about p { color: var(--muted); margin: 0 0 1rem; }
.about p b { color: var(--text); }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.stat { padding: 1.1rem; border: 1px solid var(--line); background: var(--glass); border-radius: var(--radius); }
.stat strong { display: block; font: 700 clamp(1.6rem, 3vw, 2.1rem) var(--mono); color: var(--accent); }
.stat span { color: var(--muted); font-size: .85rem; }
.facts { list-style: none; margin: .8rem 0 0; padding: 0; grid-column: 1 / -1; display: grid; gap: .5rem; }
.facts li { padding: .7rem 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--glass); color: var(--muted); }
.facts li strong { color: var(--text); margin-right: .6rem; }

/* Cartes */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1rem; }
.card { padding: 1.5rem; border-radius: var(--radius); background: var(--glass); border: 1px solid var(--line); transition: border-color .15s, transform .15s; }
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card .num { font: .8rem var(--mono); color: var(--muted); }
.card .icon { font-size: 1.8rem; display: block; margin: .9rem 0 .7rem; }
.cards .card .icon { margin-top: 0; }
.card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.card p { color: var(--muted); margin: 0 0 1rem; }
.card-link { font: 600 .85rem var(--mono); text-decoration: none; color: var(--accent); }
.card-link::after { content: " →"; }
.card-link:hover { text-decoration: underline; }

/* Fourre-tout */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.3rem; }
.chip { font: 500 .8rem var(--mono); cursor: pointer; color: var(--muted); background: var(--glass); border: 1px solid var(--line); padding: .4rem .9rem; border-radius: 999px; transition: color .15s, border-color .15s; }
.chip:hover { color: var(--text); border-color: var(--muted); }
.chip.active { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.items { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.item { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem 1.2rem; border: 1px solid var(--line); background: var(--glass); border-radius: var(--radius); }
.item[hidden] { display: none; }
.item h3 { font-size: 1.05rem; margin-bottom: .2rem; }
.item p { margin: 0; color: var(--muted); }
.tag { flex-shrink: 0; margin-top: .2rem; font: 500 .7rem var(--mono); letter-spacing: .04em; text-transform: uppercase; padding: .15rem .5rem; border-radius: 4px; color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); }

/* Contact */
.contact { text-align: center; }
.contact .section-intro { margin-inline: auto; }
.mail { display: inline-block; font: 600 clamp(1rem, 3vw, 1.4rem) var(--mono); text-decoration: none; padding: .8rem 1.5rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--glass); transition: border-color .15s; }
.mail:hover { border-color: var(--accent); color: var(--accent); }
.socials { margin-top: 1.4rem; display: flex; justify-content: center; gap: 1.2rem; color: var(--muted); font-family: var(--mono); font-size: .85rem; }
.socials a { text-decoration: none; }
.socials a:hover { color: var(--text); }

.site-footer { padding: 1.6rem 0; text-align: center; color: var(--muted); font: .8rem var(--mono); border-top: 1px solid var(--line); }

/* Compétences, parcours, aperçu hub, FAQ */
.skills-wrap, .teaser { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 4rem); align-items: center; }
.tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.tags span { padding: .3rem .75rem; border: 1px solid var(--line); background: var(--glass); border-radius: 6px; font: .8rem var(--mono); color: var(--muted); }
.skills { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; }
.skills div { display: flex; justify-content: space-between; margin-bottom: .4rem; font-weight: 500; font-size: .95rem; }
.skills b { color: var(--muted); font: 500 .8rem var(--mono); }
.skills i { display: block; height: 4px; border-radius: 2px; background: var(--line); position: relative; overflow: hidden; }
.skills i::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 0; background: var(--accent); transition: width 1s ease .2s; }
.skills.in i::after { width: var(--v); }

.timeline { list-style: none; margin: 0; padding: 0 0 0 24px; position: relative; display: grid; gap: 1.2rem; max-width: 760px; }
.timeline::before { content: ""; position: absolute; left: 4px; top: 8px; bottom: 8px; width: 1px; background: var(--line); }
.timeline li { position: relative; padding: 1.1rem 1.3rem; border: 1px solid var(--line); background: var(--glass); border-radius: var(--radius); }
.timeline li::before { content: ""; position: absolute; left: -24px; top: 1.5rem; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.timeline time { font: 500 .75rem var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }
.timeline h3 { font-size: 1.1rem; margin: .3rem 0; }
.timeline p { margin: 0; color: var(--muted); }

.mock { padding: 1.4rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--glass); }
.mock-clock { font: 700 1.8rem var(--mono); color: var(--accent); margin-bottom: 1rem; }
.mock-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .5rem; }
.mock-grid span { padding: .55rem .4rem; font: .75rem var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 6px; text-align: center; }

.narrow-faq { max-width: 760px; }
.faq { display: grid; gap: .6rem; margin-top: 1.6rem; }
.faq details { border: 1px solid var(--line); background: var(--glass); border-radius: var(--radius); padding: 0 1.2rem; }
.faq details[open] { border-color: var(--accent); }
.faq summary { cursor: pointer; padding: 1rem 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-family: var(--mono); }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 0 0 1.1rem; color: var(--muted); }

/* Apparition au scroll */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav {
    display: none; position: absolute; top: calc(100% + 8px); left: 0; right: 0; flex-direction: column; align-items: stretch;
    padding: .7rem; background: var(--glass); border: 1px solid var(--line); border-radius: 22px; gap: .15rem;
    box-shadow: 0 16px 40px -12px rgb(0 0 0 / .55); pointer-events: auto;
  }
  .nav.open { display: flex; }
  .nav a, .theme-toggle { margin: 0; }
  .nav a.nav-cta { justify-content: center; margin: .3rem 0 0; padding: .45rem .85rem; }
  .theme-toggle { width: 100%; margin-top: .3rem; border-radius: 999px; }
  .about, .skills-wrap, .teaser { grid-template-columns: 1fr; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo { order: -1; }
  .avatar-xl { --s: 112px; }
  .mock-grid { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Pages légales et 404 */
.legal { max-width: 780px; }
.legal h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin-bottom: .4rem; }
.legal h2 { font-size: 1.15rem; margin: 2rem 0 .5rem; }
.legal p, .legal li { color: var(--muted); }
.legal b { color: var(--text); }
.legal a { color: var(--accent); }
.legal ul { padding-left: 1.2rem; display: grid; gap: .4rem; }
.legal-table { width: 100%; border-collapse: collapse; font-size: .9rem; margin: 1rem 0; }
.legal-table th, .legal-table td { text-align: left; vertical-align: top; padding: .7rem .8rem; border-bottom: 1px solid var(--line); color: var(--muted); }
.legal-table th { color: var(--text); font: 600 .75rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
@media (max-width: 640px) { .legal-table, .legal-table tbody, .legal-table tr, .legal-table td { display: block; } .legal-table thead { display: none; } .legal-table tr { padding: .6rem 0; border-bottom: 1px solid var(--line); } .legal-table td { border: 0; padding: .15rem 0; } .legal-table td::before { content: attr(data-l) " : "; color: var(--text); font-weight: 600; } }
.notfound { text-align: center; padding-top: clamp(64px, 12vw, 140px); }
.notfound .code { margin: 0; font: 700 clamp(5rem, 22vw, 11rem)/1 var(--mono); background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.notfound h1 { font-size: clamp(1.5rem, 4vw, 2.2rem); margin: .5rem 0; }
.notfound .cta { justify-content: center; margin-top: 1.6rem; }
.site-footer a { color: inherit; }
.site-footer a:hover { color: var(--text); }