@import url('https://fonts.googleapis.com/css2?family=Inter:wght@200;300;400;500;600&family=JetBrains+Mono:wght@300;400&display=optional');

:root {
  --black: #0D0D0D;
  --blue: #3B82F6;
  --blue-dark: #2563EB;
  --gray-900: #1f2937;
  --gray-800: #374151;
  --gray-700: #4b5563;
  --gray-600: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #eeeeee;
  --gray-50: #f9fafb;
  --sans: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;

  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --card-bg: #ffffff;
  --nav-bg: rgba(255,255,255,0.9);
  --border-rgb: 0,0,0;
  --hero-gradient: linear-gradient(158deg,#ffffff 60%,#f0f6ff 100%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --black: #f2f2f2;
    --gray-900: #e5e7eb;
    --gray-800: #cbd1d9;
    --gray-700: #a8afba;
    --gray-600: #8b93a1;
    --gray-400: #6b7280;
    --gray-300: #4b5563;
    --gray-200: #374151;
    --gray-100: #2a2a2a;
    --gray-50: #1a1a1a;
    --bg: #0d0d0d;
    --bg-alt: #171717;
    --card-bg: #141414;
    --nav-bg: rgba(13,13,13,0.85);
    --border-rgb: 255,255,255;
    --hero-gradient: linear-gradient(158deg,#0d0d0d 60%,#0f1622 100%);
  }
}

:root[data-theme="dark"] {
  --black: #f2f2f2;
  --gray-900: #e5e7eb;
  --gray-800: #cbd1d9;
  --gray-700: #a8afba;
  --gray-600: #8b93a1;
  --gray-400: #6b7280;
  --gray-300: #4b5563;
  --gray-200: #374151;
  --gray-100: #2a2a2a;
  --gray-50: #1a1a1a;
  --bg: #0d0d0d;
  --bg-alt: #171717;
  --card-bg: #141414;
  --nav-bg: rgba(13,13,13,0.85);
  --border-rgb: 255,255,255;
  --hero-gradient: linear-gradient(158deg,#0d0d0d 60%,#0f1622 100%);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--black);
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(var(--border-rgb),0.12); border-radius: 2px; }

a { color: inherit; }

/* ── Nav ─────────────────────────────────────────────────────────── */
.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 0.5px solid rgba(var(--border-rgb),0.07);
}
.topnav-inner {
  max-width: 68rem;
  margin: 0 auto;
  padding: 0 2rem;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--gray-400);
  letter-spacing: 0.04em;
  text-decoration: none;
}
.nav-links { display: flex; gap: 2.25rem; }
.nav-controls { display: flex; align-items: center; gap: 0.625rem; }
.lang-switch {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.06em;
  color: var(--gray-600); text-decoration: none; border: 0.5px solid rgba(var(--border-rgb),0.18);
  padding: 0.3rem 0.55rem; transition: border-color 0.2s, color 0.2s;
}
.lang-switch:hover { border-color: var(--blue); color: var(--blue); }
.theme-toggle {
  background: transparent; border: 0.5px solid rgba(var(--border-rgb),0.18);
  color: var(--gray-600); width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 0.875rem; line-height: 1; padding: 0;
  transition: border-color 0.2s, color 0.2s;
}
.theme-toggle:hover { border-color: var(--blue); color: var(--blue); }
.nav-link {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--blue); }
.nav-link.active { color: var(--blue) !important; }

/* Mobile menu (CSS-only, via checkbox hack) */
.menu-toggle { display: none; }
.hamburger-btn {
  display: none;
  background: transparent;
  border: 0.5px solid rgba(var(--border-rgb),0.12);
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s;
}
.hamburger-btn:hover { border-color: var(--blue); }
.hamburger-btn span {
  display: block; width: 16px; height: 1.5px; background: var(--gray-800);
  position: relative; transition: background 0.2s;
}
.hamburger-btn span::before, .hamburger-btn span::after {
  content: ''; position: absolute; left: 0; width: 16px; height: 1.5px;
  background: var(--gray-800); transition: transform 0.25s, background 0.2s;
}
.hamburger-btn span::before { top: -5px; }
.hamburger-btn span::after { top: 5px; }
.menu-toggle:checked ~ .topnav .hamburger-btn span { background: transparent; }
.menu-toggle:checked ~ .topnav .hamburger-btn span::before { transform: translateY(5px) rotate(45deg); background: var(--blue); }
.menu-toggle:checked ~ .topnav .hamburger-btn span::after { transform: translateY(-5px) rotate(-45deg); background: var(--blue); }

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--card-bg);
  border-bottom: 0.5px solid rgba(var(--border-rgb),0.07);
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}
.menu-toggle:checked ~ .topnav .mobile-menu { max-height: 400px; }
.mobile-menu .nav-link {
  padding: 0.875rem 2rem;
  font-size: 0.9375rem;
  border-bottom: 0.5px solid rgba(var(--border-rgb),0.05);
}

@media (max-width: 680px) {
  .hero-title { font-size: clamp(4rem,22vw,10rem) !important; }
  .hide-sm { display: none !important; }
  .contacts-row { flex-direction: column; }
  .hamburger-btn { display: flex; }
  .mobile-menu { display: flex; }
}

/* ── Footer ──────────────────────────────────────────────────────── */
main { flex: 1; }
footer {
  border-top: 0.5px solid rgba(var(--border-rgb),0.07);
  padding: 1.875rem 2rem;
  text-align: center;
}
footer span {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--gray-400);
  letter-spacing: 0.06em;
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn-primary {
  background: var(--blue); color: #fff; border: none;
  padding: 0.75rem 2rem; font-family: inherit; font-size: 0.875rem;
  letter-spacing: 0.04em; cursor: pointer; text-decoration: none;
  display: inline-block; transition: background 0.2s;
}
.btn-primary:hover { background: var(--blue-dark); }

.btn-ghost {
  background: transparent; color: var(--gray-800);
  border: 0.5px solid rgba(var(--border-rgb),0.18); padding: 0.75rem 2rem;
  font-family: inherit; font-size: 0.875rem; letter-spacing: 0.04em;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }

.btn-code {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--sans); font-size: 0.8125rem; font-weight: 500;
  color: var(--gray-800); text-decoration: none;
  border: 0.5px solid rgba(var(--border-rgb),0.18); padding: 0.55rem 1.125rem;
  letter-spacing: 0.02em; transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.btn-code:hover { border-color: var(--blue); color: var(--blue); box-shadow: 0 2px 12px rgba(59,130,246,0.1); }

/* ── Section header ──────────────────────────────────────────────── */
.section-label {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.15em;
  color: var(--gray-400); text-transform: uppercase; margin-bottom: 0.875rem;
}
.section-title {
  font-family: var(--sans); font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 300;
  color: var(--black); margin: 0 0 4.5rem; letter-spacing: -0.015em;
}
.subsection-label {
  font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gray-400); margin-bottom: 1rem;
}
.subsection-title {
  font-family: var(--sans); font-size: 1.5rem; font-weight: 400;
  color: var(--black); margin: 0 0 1.5rem;
}
.body-text {
  font-family: var(--sans); font-size: 0.95rem; color: var(--gray-600);
  line-height: 1.8; margin: 0;
}

/* ── Pills / tags ────────────────────────────────────────────────── */
.skill-pill-lg {
  display: flex; align-items: center; gap: 0.625rem;
  border: 0.5px solid rgba(var(--border-rgb),0.12); padding: 0.625rem 1.375rem;
  font-size: 0.9375rem; font-weight: 500; color: var(--gray-900);
  transition: border-color 0.2s, color 0.2s;
}
.skill-pill-lg:hover { border-color: var(--blue); color: var(--blue); }
.skill-pill-lg .abbr { font-family: var(--mono); font-size: 0.8125rem; color: var(--blue); font-weight: 300; min-width: 1.5rem; }

.tag {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em;
  padding: 0.25rem 0.625rem; border: 0.5px solid rgba(var(--border-rgb),0.12); color: var(--gray-600);
}
.tag.muted { border-color: rgba(var(--border-rgb),0.07); color: var(--gray-400); }

.quality-pill {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em;
  padding: 0.4rem 0.75rem; border: 0.5px solid rgba(var(--border-rgb),0.12); color: var(--gray-600);
  display: inline-block;
}

/* ── Contact links ───────────────────────────────────────────────── */
.contact-link {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.875rem 1.5rem; border: 0.5px solid rgba(var(--border-rgb),0.1);
  text-decoration: none; color: var(--gray-800); font-size: 0.875rem;
  background: var(--card-bg); box-shadow: 0 1px 4px rgba(var(--border-rgb),0.04);
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.contact-link:hover { border-color: var(--blue); color: var(--blue); box-shadow: 0 2px 16px rgba(59,130,246,0.12); }
.contact-link .icon { color: var(--gray-400); }
.contact-link .sub { color: var(--gray-400); font-size: 0.8125rem; }

/* ── Cards (info / interest / roadmap) ──────────────────────────── */
.card {
  border: 0.5px solid rgba(var(--border-rgb),0.1);
  padding: 1.5rem;
}
.card .num { font-family: var(--mono); font-size: 0.7rem; color: var(--gray-400); margin-bottom: 1.5rem; }
.card .title { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--black); margin-bottom: 0.7rem; }
.card .desc { font-family: var(--sans); font-size: 0.8rem; color: var(--gray-600); line-height: 1.6; }

.info-card {
  border: 0.5px solid rgba(var(--border-rgb),0.09); padding: 1.25rem 1.5rem; background: var(--card-bg);
}
.info-card .label { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.14em; color: var(--gray-400); text-transform: uppercase; margin-bottom: 0.5rem; }
.info-card .value { font-family: var(--sans); font-size: 0.9375rem; font-weight: 500; color: var(--black); letter-spacing: -0.005em; }

.link-card {
  text-decoration: none; border: 0.5px solid rgba(var(--border-rgb),0.1); padding: 1.5rem; display: block;
}
.link-card .label { font-family: var(--mono); font-size: 0.65rem; color: var(--gray-400); margin-bottom: 0.7rem; text-transform: uppercase; }
.link-card .value { font-family: var(--sans); font-size: 0.85rem; color: var(--black); display: flex; align-items: center; gap: 0.4rem; }

/* ── Grids ───────────────────────────────────────────────────────── */
.grid-auto-15 { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr)); gap: 1rem; }
.grid-auto-14 { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 14rem), 1fr)); gap: 1rem; }
.grid-auto-12 { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 12rem), 1fr)); gap: 1rem; }
.grid-auto-22 { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr)); gap: 1rem; }
.grid-fit-300 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 700px) { .grid-3 { grid-template-columns: 1fr; } }

/* ── Skill card ──────────────────────────────────────────────────── */
.skill-card {
  border: 0.5px solid rgba(var(--border-rgb),0.09); border-radius: 0.75rem; padding: 1.5rem;
  height: 100%; display: flex; flex-direction: column;
}
.skill-card .head { display: flex; align-items: center; gap: 0.625rem; margin-bottom: 0.75rem; }
.skill-card .abbr { font-family: var(--mono); font-size: 0.875rem; color: var(--blue); font-weight: 500; }
.skill-card .name { font-family: var(--sans); font-size: 1.0625rem; font-weight: 600; color: var(--black); letter-spacing: -0.005em; }
.skill-card .desc { font-family: var(--sans); font-size: 0.875rem; color: var(--gray-400); line-height: 1.5; margin-bottom: 0.875rem; }
.skill-card ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.skill-card li { display: grid; grid-template-columns: 0.875rem 1fr; gap: 0.5rem; font-family: var(--sans); font-size: 0.9rem; font-weight: 500; color: var(--gray-900); line-height: 1.5; }
.skill-card li::before { content: '—'; color: var(--blue); }

/* ── Project cards ───────────────────────────────────────────────── */
.project-card {
  border: 0.5px solid rgba(var(--border-rgb),0.1); padding: 2rem; background: var(--card-bg);
  height: 100%; display: flex; flex-direction: column; gap: 1.25rem;
  text-decoration: none; color: inherit; transition: border-color 0.2s, box-shadow 0.2s;
}
.project-card:hover { border-color: var(--blue); box-shadow: 0 2px 20px rgba(59,130,246,0.09); }
.project-card .row { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.project-card .badge { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.1em; color: var(--blue); text-transform: uppercase; margin-bottom: 0.4rem; }
.project-card h3 { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--black); letter-spacing: -0.005em; line-height: 1.4; margin: 0; }
.project-card p { font-family: var(--sans); font-size: 0.875rem; color: var(--gray-600); line-height: 1.65; margin: 0; flex: 1; }
.project-card .tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.project-card .status { font-family: var(--mono); font-size: 0.65rem; color: var(--gray-600); text-transform: uppercase; letter-spacing: 0.08em; }
.project-card .arrow { color: var(--gray-400); flex-shrink: 0; margin-top: 2px; }

.status-card {
  border: 0.5px solid rgba(var(--border-rgb),0.1); padding: 2rem; background: var(--card-bg);
  height: 100%; display: flex; flex-direction: column; gap: 1.25rem;
}
.status-card.active { border-color: rgba(59,130,246,0.3); }
.status-card.upcoming { border: 0.5px dashed rgba(var(--border-rgb),0.1); background: var(--bg-alt); }
.status-card .row { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.status-card .badge { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.1em; color: var(--gray-400); text-transform: uppercase; margin-bottom: 0.4rem; }
.status-card.active .badge { color: var(--blue); }
.status-card h3 { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--black); letter-spacing: -0.005em; line-height: 1.4; margin: 0; }
.status-card.upcoming h3 { color: var(--gray-400); }
.status-card .pill { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.1em; padding: 0.2rem 0.6rem; text-transform: uppercase; border: 0.5px solid rgba(var(--border-rgb),0.1); color: var(--gray-600); flex-shrink: 0; }
.status-card.active .pill { border-color: rgba(59,130,246,0.25); color: var(--blue); }
.status-card.upcoming .pill { color: var(--gray-400); }
.status-card p { font-family: var(--sans); font-size: 0.875rem; color: var(--gray-600); line-height: 1.65; margin: 0; flex: 1; }
.status-card.upcoming p { color: var(--gray-400); }
.status-card .tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.year-section { margin-bottom: 4rem; }
.year-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 0.5px solid rgba(var(--border-rgb),0.07); }
.year-head .year { font-family: var(--mono); font-size: 1rem; color: var(--black); letter-spacing: 0.02em; }
.year-head .sub { font-family: var(--sans); font-size: 0.8125rem; color: var(--gray-400); }

/* ── Timeline (Parcours) ─────────────────────────────────────────── */
.timeline { position: relative; }
.timeline-line {
  position: absolute; left: 5.25rem; top: 10px; bottom: 10px; width: 0.5px;
  background: linear-gradient(to bottom, rgba(var(--border-rgb),0.06), rgba(59,130,246,0.3) 80%, rgba(59,130,246,0.6));
}
.timeline-item { display: flex; gap: 0; margin-bottom: 4.5rem; position: relative; align-items: flex-start; }
.timeline-year { width: 4.5rem; flex-shrink: 0; font-family: var(--mono); font-size: 0.7rem; color: var(--gray-400); padding-top: 3px; text-align: right; }
.timeline-dot-wrap { width: 1.5rem; flex-shrink: 0; display: flex; justify-content: center; padding-top: 4px; }
.timeline-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gray-200); border: 1.5px solid var(--gray-300); flex-shrink: 0; }
.timeline-dot.active { width: 10px; height: 10px; background: var(--blue); border: 2px solid var(--blue); box-shadow: 0 0 0 4px rgba(59,130,246,0.12); }
.timeline-content { flex: 1; padding-left: 1.5rem; }
.timeline-content .title { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--black); margin-bottom: 0.2rem; letter-spacing: -0.005em; }
.timeline-content .sub { font-family: var(--sans); font-size: 0.8125rem; color: var(--blue); margin-bottom: 0.6rem; }
.timeline-content .desc { font-family: var(--sans); font-size: 0.875rem; color: var(--gray-600); line-height: 1.65; max-width: 36rem; }
.timeline-future .timeline-line-dashed {
  position: absolute; left: 5.25rem; top: -4.5rem; bottom: 0; width: 0.5px;
  background: repeating-linear-gradient(to bottom, #d1d5db 0, #d1d5db 4px, transparent 4px, transparent 8px);
}
.timeline-dot.future { background: var(--bg); border: 1.5px solid var(--gray-400); }

/* ── Hero (Home) ─────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden; min-height: calc(100vh - 52px);
  display: flex; align-items: center;
  background: var(--hero-gradient);
}
.hero-inner { max-width: 68rem; margin: 0 auto; padding: 6rem 2rem 7rem; width: 100%; }
.hero-kicker { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.14em; color: var(--gray-400); margin-bottom: 1.75rem; }
.hero-title { font-family: var(--sans); font-size: clamp(5rem,14vw,10.5rem); font-weight: 200; letter-spacing: -0.025em; color: var(--black); line-height: 0.92; margin: 0 0 2.25rem; }
.hero-title .hero-title-suffix { font-family: var(--mono); font-size: 0.26em; font-weight: 400; letter-spacing: 0.02em; color: var(--blue); margin-left: 0.3em; }
.hero-role { font-family: var(--sans); font-size: 1.0625rem; color: var(--gray-700); font-weight: 400; margin-bottom: 0.75rem; letter-spacing: 0.01em; }
.hero-role .accent { color: var(--blue); font-weight: 500; }
.hero-desc { font-family: var(--sans); font-size: 1rem; color: var(--gray-600); max-width: 38rem; line-height: 1.75; margin: 0 0 3.25rem; }
.hero-actions { display: flex; gap: 0.875rem; flex-wrap: wrap; }

/* ── Detail pages (fromagerie / gps-nmea) ───────────────────────── */
.detail-article { padding: 5rem 2rem 7rem; }
.detail-inner { max-width: 52rem; margin: 0 auto; }
.back-link { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--sans); font-size: 0.8125rem; color: var(--gray-400); text-decoration: none; margin-bottom: 3.5rem; transition: color 0.2s; }
.back-link:hover { color: var(--blue); }
.detail-kicker { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.15em; color: var(--gray-400); text-transform: uppercase; margin-bottom: 1rem; }
.detail-title { font-family: var(--sans); font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 300; color: var(--black); letter-spacing: -0.02em; line-height: 1.2; margin: 0 0 2rem; }
.detail-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 4rem; }
.detail-tag { font-family: var(--mono); font-size: 0.8125rem; font-weight: 300; display: flex; align-items: center; gap: 0.625rem; border: 0.5px solid rgba(var(--border-rgb),0.12); padding: 0.5rem 1.125rem; color: var(--gray-900); }
.detail-tag .abbr { color: var(--blue); }
.detail-actions { display: flex; gap: 0.75rem; margin-bottom: 3rem; flex-wrap: wrap; }
.divider { height: 0.5px; background: rgba(var(--border-rgb),0.07); margin-bottom: 4rem; }
.detail-block { margin-bottom: 3.5rem; }
.detail-block .label { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--gray-400); text-transform: uppercase; margin-bottom: 1.25rem; }
.detail-block p { font-family: var(--sans); font-size: 0.9375rem; color: var(--gray-700); line-height: 1.8; margin: 0; }
.detail-block strong { color: var(--black); font-weight: 500; }
.feature-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.875rem; }
.feature-list li { display: flex; align-items: flex-start; gap: 0.875rem; font-family: var(--sans); font-size: 0.9375rem; color: var(--gray-700); line-height: 1.65; }
.feature-list li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); flex-shrink: 0; margin-top: 0.55em; }
.demo-frame { width: 100%; aspect-ratio: 16/9; background: var(--bg-alt); }
.demo-frame iframe { width: 100%; height: 100%; border: none; }
.demo-caption { background: var(--bg-alt); border: 0.5px solid rgba(var(--border-rgb),0.07); border-top: none; padding: 1.25rem 1.5rem; }
.demo-caption p { font-family: var(--sans); font-size: 0.9375rem; color: var(--gray-700); margin: 0; line-height: 1.6; }

/* ── Stage page ──────────────────────────────────────────────────── */
.alternance-grid { display: grid; grid-template-columns: 1fr auto; gap: 4rem; align-items: start; }
@media (max-width: 700px) { .alternance-grid { grid-template-columns: 1fr !important; gap: 2.5rem !important; } }
.alternance-text { border-left: 3px solid var(--blue); padding-left: 2rem; }
.alternance-text p { font-size: 1.25rem; line-height: 1.9; color: var(--black); margin: 0 0 1.75rem; }
.alternance-cards { display: flex; flex-direction: column; gap: 0.625rem; min-width: 14rem; }

/* ── Layout helpers ──────────────────────────────────────────────── */
.section { padding: 7rem 2rem; }
.container { max-width: 68rem; margin: 0 auto; }
.container-narrow { max-width: 48rem; }
.container-wide { max-width: 72rem; margin: 0 auto; }
.mb-6 { margin-bottom: 6rem; }
/* ── Accueil : disponibilité + projets en vedette ───────────────── */
.hero-avail { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.04em; color: var(--gray-700); border: 0.5px solid rgba(59,130,246,0.3); padding: 0.4rem 0.8rem; margin: 0 0 2.5rem; }
.hero-avail::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #22c55e; flex-shrink: 0; }
.section-tight { padding: 4.5rem 2rem 5rem; }
.featured-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.featured-head .section-title { margin: 0; }
.link-more { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.04em; color: var(--gray-600); text-decoration: none; }
.link-more:hover { color: var(--blue); }