/* ============================================================
   SUPER'IA JOB — Plateforme de missions 100% IA
   Écosystème CERCLE.BF — design system statique
   BLEU mère #0339B9 / #016FED · signature IA violet #7C3AFF
   ============================================================ */

/* ---- Design tokens ---- */
:root {
  /* BLEU mère CERCLE.BF */
  --bleu: #0339B9;
  --bleu-2: #016FED;
  --bleu-soft: #E7EEFF;

  /* Signature SUPER'IA JOB (IA) */
  --ia: #7C3AFF;
  --ia-2: #5B21E0;
  --ia-soft: #F1EBFF;

  /* Corail Allobot (référence écosystème) */
  --corail: #FF3D5A;

  /* Neutres */
  --ink: #0B1437;
  --gris: #5B6478;
  --gris-2: #8A93A6;
  --fond: #F4F7FE;
  --fond-2: #EAF0FB;
  --card: #FFFFFF;
  --ligne: #E2E8F4;

  /* États */
  --ok: #15A06B;
  --ok-soft: #E4F7EE;
  --warn: #E08A00;
  --warn-soft: #FDF2DA;

  /* Rayons & ombres */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --shadow-sm: 0 2px 8px rgba(11, 20, 55, .06);
  --shadow-md: 0 10px 30px rgba(11, 20, 55, .10);
  --shadow-lg: 0 24px 60px rgba(3, 57, 185, .18);

  --maxw: 1180px;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-head: "Space Grotesk", "Inter", sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--fond);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
a { color: var(--bleu); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---- Helpers ---- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.text-ia { color: var(--ia); }
.text-bleu { color: var(--bleu); }
.center { text-align: center; }
.muted { color: var(--gris); }
.small { font-size: .9rem; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--ligne);
}
.nav {
  display: flex; align-items: center; gap: 18px;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-head); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand .logo { width: 40px; height: 40px; flex: none; }
.brand .name { font-size: 1.18rem; letter-spacing: -.02em; color: var(--ink); }
.brand .name b { color: var(--bleu); }
.brand .name .accent { color: var(--ia); }
.nav-links { display: flex; gap: 6px; margin-left: auto; align-items: center; }
.nav-links a {
  padding: 9px 14px; border-radius: 999px; color: var(--gris); font-weight: 500;
}
.nav-links a:hover { color: var(--bleu); background: var(--bleu-soft); text-decoration: none; }
.nav-cta {
  background: linear-gradient(135deg, var(--bleu), var(--bleu-2));
  color: #fff !important; padding: 10px 18px; border-radius: 999px; font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.nav-cta:hover { text-decoration: none; filter: brightness(1.05); }
.nav-toggle { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(124, 58, 255, .22), transparent 60%),
    radial-gradient(800px 480px at 5% 10%, rgba(1, 111, 237, .20), transparent 55%),
    linear-gradient(180deg, #fff, var(--fond));
  border-bottom: 1px solid var(--ligne);
}
.hero-inner { padding: 72px 20px 64px; max-width: var(--maxw); margin: 0 auto; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ia-soft); color: var(--ia-2);
  padding: 7px 14px; border-radius: 999px; font-weight: 600; font-size: .85rem;
  margin-bottom: 18px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ia); box-shadow: 0 0 0 4px rgba(124,58,255,.18); }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; margin-bottom: 16px; }
.hero h1 .grad {
  background: linear-gradient(120deg, var(--bleu), var(--ia));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: 1.15rem; color: var(--gris); max-width: 540px; margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.hero-stats { display: flex; gap: 28px; flex-wrap: wrap; }
.hero-stats .stat .num { font-family: var(--font-head); font-size: 1.7rem; font-weight: 700; color: var(--bleu); }
.hero-stats .stat .lab { font-size: .88rem; color: var(--gris); }

/* Hero visual card */
.hero-card {
  background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg); padding: 22px; position: relative;
}
.hero-card .hc-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.chip-ia { background: var(--ia-soft); color: var(--ia-2); font-weight: 600; font-size: .78rem; padding: 5px 10px; border-radius: 999px; }
.hero-card .mini { display: flex; flex-direction: column; gap: 10px; }
.hero-card .row { display: flex; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--ligne); border-radius: var(--r-sm); }
.hero-card .row .ic { width: 36px; height: 36px; border-radius: 10px; background: var(--bleu-soft); display: grid; place-items: center; color: var(--bleu); flex: none; }
.hero-card .row .t { font-weight: 600; font-size: .95rem; }
.hero-card .row .s { font-size: .82rem; color: var(--gris); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px; border-radius: 999px; font-weight: 600; cursor: pointer;
  border: 1px solid transparent; transition: transform .12s ease, filter .12s ease, box-shadow .12s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--bleu), var(--bleu-2)); color: #fff; box-shadow: var(--shadow-md); }
.btn-ia { background: linear-gradient(135deg, var(--ia), var(--ia-2)); color: #fff; box-shadow: var(--shadow-md); }
.btn-ghost { background: #fff; color: var(--bleu); border-color: var(--ligne); }
.btn-ghost:hover { border-color: var(--bleu); }
.btn-lg { padding: 15px 28px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn:active { transform: translateY(0); }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 64px 0; }
.section-head { max-width: 680px; margin: 0 auto 36px; text-align: center; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
.section-head p { color: var(--gris); font-size: 1.05rem; }

/* Feature cards */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature {
  background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-md);
  padding: 26px; box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feature .ficon { width: 48px; height: 48px; border-radius: 14px; background: var(--bleu-soft); display: grid; place-items: center; color: var(--bleu); margin-bottom: 16px; }
.feature.ia .ficon { background: var(--ia-soft); color: var(--ia); }
.feature h3 { font-size: 1.2rem; }
.feature p { color: var(--gris); margin: 0; }

/* ============================================================
   FILTERS / TOOLBAR
   ============================================================ */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-md);
  padding: 14px 16px; box-shadow: var(--shadow-sm); margin-bottom: 26px;
}
.search {
  flex: 1 1 280px; display: flex; align-items: center; gap: 10px;
  background: var(--fond); border: 1px solid var(--ligne); border-radius: 999px; padding: 10px 16px;
}
.search:focus-within { border-color: var(--bleu); box-shadow: 0 0 0 3px var(--bleu-soft); }
.search input { border: 0; background: transparent; outline: none; width: 100%; color: var(--ink); }
.select { position: relative; }
.select select {
  appearance: none; border: 1px solid var(--ligne); background: var(--fond);
  border-radius: 999px; padding: 10px 38px 10px 16px; color: var(--ink); cursor: pointer;
}
.select::after { content: "▾"; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--gris); pointer-events: none; }

/* ============================================================
   OFFER GRID / CARDS
   ============================================================ */
.offers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.offer {
  background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-md);
  padding: 22px; display: flex; flex-direction: column; gap: 14px;
  box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  position: relative; overflow: hidden;
}
.offer:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--bleu-2); }
.offer::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: linear-gradient(180deg, var(--bleu), var(--ia));
}
.offer .o-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.badge { font-size: .74rem; font-weight: 700; padding: 5px 11px; border-radius: 999px; white-space: nowrap; }
.badge-cat { background: var(--bleu-soft); color: var(--bleu); }
.badge-type { background: var(--ia-soft); color: var(--ia-2); }
.offer h3 { font-size: 1.18rem; margin: 0; }
.offer .company { font-size: .92rem; color: var(--gris); display: flex; align-items: center; gap: 7px; }
.offer .desc { color: var(--gris); font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.offer .meta { display: flex; flex-wrap: wrap; gap: 10px 16px; margin-top: auto; padding-top: 6px; border-top: 1px dashed var(--ligne); }
.offer .meta div { font-size: .86rem; color: var(--gris); display: flex; align-items: center; gap: 6px; }
.offer .meta b { color: var(--ink); font-weight: 600; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .74rem; background: var(--fond-2); color: var(--gris); padding: 4px 9px; border-radius: 999px; }
.offer .o-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.offer .posted { font-size: .78rem; color: var(--gris-2); }

.empty {
  grid-column: 1 / -1; text-align: center; padding: 56px 20px; color: var(--gris);
  background: var(--card); border: 1px dashed var(--ligne); border-radius: var(--r-md);
}
.empty svg { margin: 0 auto 12px; color: var(--gris-2); }

/* ============================================================
   FORM (post a job)
   ============================================================ */
.form-wrap { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
.form-card { background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-lg); padding: 30px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 7px; }
.field label .req { color: var(--corail); }
.field .hint { font-size: .8rem; color: var(--gris-2); margin-top: 5px; }
.input, .textarea, .select-field {
  width: 100%; border: 1px solid var(--ligne); border-radius: var(--r-sm);
  padding: 12px 14px; color: var(--ink); background: #fff; outline: none; transition: border-color .12s, box-shadow .12s;
}
.input:focus, .textarea:focus, .select-field:focus { border-color: var(--bleu); box-shadow: 0 0 0 3px var(--bleu-soft); }
.textarea { resize: vertical; min-height: 120px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.invalid { border-color: var(--corail) !important; box-shadow: 0 0 0 3px rgba(255,61,90,.15) !important; }
.err-msg { color: var(--corail); font-size: .8rem; margin-top: 5px; display: none; }
.field.has-error .err-msg { display: block; }

.chip-pick { display: flex; flex-wrap: wrap; gap: 9px; }
.chip-pick label {
  border: 1px solid var(--ligne); border-radius: 999px; padding: 9px 14px;
  cursor: pointer; font-weight: 500; font-size: .9rem; color: var(--gris); user-select: none;
  transition: all .12s ease;
}
.chip-pick input { position: absolute; opacity: 0; pointer-events: none; }
.chip-pick label:hover { border-color: var(--bleu); color: var(--bleu); }
.chip-pick input:checked + span { color: #fff; }
.chip-pick label:has(input:checked) { background: linear-gradient(135deg, var(--bleu), var(--bleu-2)); border-color: transparent; color: #fff; }

.aside-card { background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow-sm); position: sticky; top: 90px; }
.aside-card h4 { font-size: 1.05rem; margin-bottom: 14px; }
.aside-card ul { display: flex; flex-direction: column; gap: 12px; }
.aside-card li { display: flex; gap: 10px; font-size: .9rem; color: var(--gris); align-items: flex-start; }
.aside-card li .ic { color: var(--ok); flex: none; margin-top: 2px; }

/* ============================================================
   DETAIL PAGE
   ============================================================ */
.detail-grid { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
.detail-card { background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-lg); padding: 32px; box-shadow: var(--shadow-sm); }
.detail-card .d-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 12px; }
.detail-card h1 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin: 6px 0 10px; }
.detail-meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 24px 0; padding: 20px; background: var(--fond); border-radius: var(--r-md); }
.detail-meta .m .k { font-size: .78rem; color: var(--gris-2); text-transform: uppercase; letter-spacing: .04em; }
.detail-meta .m .v { font-weight: 600; font-size: 1.05rem; }
.detail-card h3 { margin-top: 26px; font-size: 1.15rem; }
.detail-card .desc-body { color: var(--gris); white-space: pre-line; }
.apply-card { background: linear-gradient(160deg, #fff, var(--bleu-soft)); border: 1px solid var(--ligne); border-radius: var(--r-lg); padding: 26px; position: sticky; top: 90px; box-shadow: var(--shadow-sm); }
.apply-card .price { font-family: var(--font-head); font-size: 2rem; font-weight: 700; color: var(--bleu); }
.apply-card .price small { font-size: .9rem; color: var(--gris); font-weight: 500; }
.apply-card ul { margin: 16px 0 20px; display: flex; flex-direction: column; gap: 10px; }
.apply-card li { display: flex; gap: 9px; font-size: .92rem; color: var(--gris); align-items: flex-start; }
.apply-card li .ic { color: var(--ok); flex: none; margin-top: 2px; }

/* ============================================================
   STATS / CTA band
   ============================================================ */
.cta-band {
  background: linear-gradient(120deg, var(--bleu), var(--ia));
  border-radius: var(--r-xl); padding: 48px; text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.3rem); }
.cta-band p { color: rgba(255,255,255,.88); max-width: 560px; margin: 0 auto 24px; }
.cta-band .btn-ghost { background: #fff; color: var(--bleu); }
.cta-band .btn-primary { background: rgba(255,255,255,.16); color: #fff; border: 1px solid rgba(255,255,255,.5); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: #07112E; color: #C7D2E8; margin-top: 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; padding: 52px 0 30px; }
.footer-grid h5 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.footer-grid a { color: #9FB0CE; display: block; padding: 4px 0; font-size: .9rem; }
.footer-grid a:hover { color: #fff; text-decoration: none; }
.footer-brand { font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; color: #fff; display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand .accent { color: #B79CFF; }
.footer-about { font-size: .9rem; color: #9FB0CE; max-width: 320px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0; display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; font-size: .82rem; color: #8395B5; }
.footer-bottom a { color: #8395B5; }

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 14px 22px; border-radius: 999px;
  box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: all .25s ease; z-index: 100;
  display: flex; align-items: center; gap: 10px; font-weight: 500;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast .ic { color: #6EE7A8; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { order: -1; }
  .offers { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: 1fr; }
  .form-wrap, .detail-grid { grid-template-columns: 1fr; }
  .aside-card, .apply-card { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0; background: #fff;
    flex-direction: column; align-items: stretch; padding: 12px 20px; gap: 4px;
    border-bottom: 1px solid var(--ligne); box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle {
    display: grid; place-items: center; margin-left: auto; width: 42px; height: 42px;
    border: 1px solid var(--ligne); border-radius: 10px; background: #fff; cursor: pointer; color: var(--bleu);
  }
  .offers { grid-template-columns: 1fr; }
  .row-2, .row-3 { grid-template-columns: 1fr; }
  .detail-meta { grid-template-columns: 1fr; }
  .cta-band { padding: 32px 20px; }
  .section { padding: 44px 0; }
}

/* ---- Confiance + Témoignages ---- */
.trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 8px; }
.trust-item {
  font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; color: var(--gris);
  background: var(--fond); border: 1px solid var(--ligne); border-radius: 999px;
  padding: 12px 22px; transition: all .15s ease;
}
.trust-item:hover { color: var(--bleu); border-color: var(--bleu); transform: translateY(-2px); }
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tcard {
  background: var(--card); border: 1px solid var(--ligne); border-radius: var(--r-md);
  padding: 26px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 14px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.tcard:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.tcard .stars { color: #F5A623; letter-spacing: 2px; font-size: 1.05rem; }
.tcard .quote { color: var(--gris); font-size: .98rem; margin: 0; flex: 1; }
.tcard .t-author { display: flex; flex-direction: column; }
.tcard .t-author b { color: var(--ink); font-size: .98rem; }
.tcard .t-author span { color: var(--gris-2); font-size: .85rem; }
@media (max-width: 980px) { .testimonials { grid-template-columns: 1fr; } }