/* =========================================================
   CROWSEEK — DESIGN SYSTEM
   Agence digitale premium — encre graphite / papier froid / signal teal
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root{
  /* Ink (graphite, jamais noir pur) */
  --ink-950:#0B0D10;
  --ink-900:#12151A;
  --ink-800:#1D2127;
  --ink-700:#2A2F36;
  --ink-600:#3C424A;
  --ink-400:#6B7178;
  --ink-300:#9AA0A6;

  /* Paper (froid, jamais crème) */
  --paper-0:#FAFAF8;
  --paper-50:#F1F2EF;
  --paper-100:#E7E9E5;
  --paper-200:#D8DBD6;

  /* Signal — accent unique (reflet de plume de corbeau) */
  --signal-500:#12B5A6;
  --signal-600:#0E9184;
  --signal-700:#0B756B;
  --signal-100:#E3F5F2;
  --signal-050:#F1FAF9;

  /* États */
  --danger-500:#D64545;
  --danger-100:#FBEAEA;
  --success-500:#1E9E5A;

  /* Bordures / lignes */
  --line-on-light: rgba(11,13,16,0.12);
  --line-on-light-strong: rgba(11,13,16,0.22);
  --line-on-dark: rgba(250,250,248,0.14);
  --line-on-dark-strong: rgba(250,250,248,0.26);

  /* Typo */
  --font-display:'Space Grotesk', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-body:'IBM Plex Sans', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --fs-display: clamp(2.75rem, 2.1rem + 3vw, 5rem);
  --fs-h1: clamp(2.25rem, 1.9rem + 1.8vw, 3.5rem);
  --fs-h2: clamp(1.75rem, 1.5rem + 1.2vw, 2.5rem);
  --fs-h3: clamp(1.3rem, 1.15rem + 0.6vw, 1.625rem);
  --fs-h4: clamp(1.1rem, 1.05rem + 0.25vw, 1.25rem);
  --fs-lg: clamp(1.125rem, 1.05rem + 0.3vw, 1.25rem);
  --fs-body: 1rem;
  --fs-sm: 0.9375rem;
  --fs-xs: 0.8125rem;
  --fs-micro: 0.6875rem;

  --lh-tight: 1.05;
  --lh-snug: 1.25;
  --lh-normal: 1.55;
  --tr-wide: 0.06em;
  --tr-wider: 0.12em;

  /* Espacement (base 4) */
  --sp-1:0.25rem; --sp-2:0.5rem; --sp-3:0.75rem; --sp-4:1rem;
  --sp-5:1.25rem; --sp-6:1.5rem; --sp-8:2rem; --sp-10:2.5rem;
  --sp-12:3rem; --sp-16:4rem; --sp-20:5rem; --sp-24:6rem;
  --sp-32:8rem; --sp-40:10rem;

  --section-pad: clamp(4.5rem, 4rem + 3vw, 8rem);
  --container-max: 1280px;
  --container-pad: clamp(1.25rem, 1rem + 2vw, 3rem);

  /* Formes (verrouillé) */
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Ombres (teintées, jamais noir pur) */
  --shadow-xs: 0 1px 2px rgba(11,13,16,0.05);
  --shadow-sm: 0 4px 12px -4px rgba(11,13,16,0.10);
  --shadow-md: 0 16px 40px -12px rgba(11,13,16,0.20);
  --shadow-signal: 0 10px 28px -8px rgba(18,181,166,0.38);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 0.18s;
  --dur-base: 0.32s;
  --dur-slow: 0.6s;

  --z-nav: 100;
  --z-overlay: 200;
  --z-sticky-cta: 90;

  color-scheme: light;
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after{ box-sizing: border-box; }
* { margin:0; padding:0; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
}
body{
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--ink-800);
  background: var(--paper-0);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
html{ overflow-x: hidden; }
img, picture, svg, video{ display:block; max-width:100%; }
img{ height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font: inherit; color: inherit; background:none; border:none; cursor:pointer; }
input, textarea, select{ font: inherit; color: inherit; }
ul, ol{ list-style:none; }
h1,h2,h3,h4,h5,h6{ font-family: var(--font-display); line-height: var(--lh-tight); font-weight:600; letter-spacing:-0.01em; }
::selection{ background: var(--signal-500); color: var(--ink-950); }

/* Focus visible — accessibilité */
:focus{ outline:none; }
:focus-visible{
  outline: 2px solid var(--signal-600);
  outline-offset: 3px;
  border-radius: 4px;
}
a:focus-visible, button:focus-visible{ outline-offset: 4px; }

/* Skip link */
.skip-link{
  position:fixed; top:-100px; left:1rem; z-index:1000;
  background: var(--ink-950); color: var(--paper-0);
  padding: 0.75rem 1.25rem; border-radius: var(--radius-sm);
  font-size: var(--fs-sm); font-weight:600;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus{ top: 1rem; }

/* ---------- 3. LAYOUT PRIMITIVES ---------- */
.container{
  width:100%; max-width: var(--container-max);
  margin-inline:auto; padding-inline: var(--container-pad);
}
.section{ padding-top: var(--section-pad); padding-bottom: var(--section-pad); padding-inline: var(--sp-4); }
.section-tight{ padding-top: calc(var(--section-pad) * 0.6); padding-bottom: calc(var(--section-pad) * 0.6); padding-inline: var(--sp-4); }
.surface-dark{ background: var(--ink-950); color: var(--paper-0); }
.surface-alt{ background: var(--paper-50); }
.surface-signal-tint{ background: var(--signal-050); }

.stack{ display:flex; flex-direction:column; }
.cluster{ display:flex; flex-wrap:wrap; align-items:center; }

.eyebrow{
  display:inline-flex; align-items:center; gap:0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tr-wider);
  text-transform: uppercase;
  color: var(--signal-700);
  font-weight:500;
}
.surface-dark .eyebrow{ color: var(--signal-500); }
.eyebrow::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background: currentColor; flex-shrink:0;
}

.section-head{ max-width: 46rem; }
.section-head.centered{ margin-inline:auto; text-align:center; }
.section-head h2{ margin-top: 0.75rem; }
.section-head p{ margin-top: 1rem; font-size: var(--fs-lg); color: var(--ink-600); }
.surface-dark .section-head p{ color: var(--ink-300); }

.text-muted{ color: var(--ink-600); }
.surface-dark .text-muted{ color: var(--ink-300); }
.measure{ max-width: 62ch; }

.visually-hidden{
  position:absolute !important; width:1px; height:1px; overflow:hidden;
  clip:rect(0 0 0 0); white-space:nowrap; border:0; padding:0; margin:-1px;
}

/* ---------- 4. TYPOGRAPHY UTILITIES ---------- */
.display{ font-size: var(--fs-display); line-height: var(--lh-tight); }
.h1{ font-size: var(--fs-h1); }
.h2{ font-size: var(--fs-h2); }
.h3{ font-size: var(--fs-h3); }
.h4{ font-size: var(--fs-h4); }
.mono-label{
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: var(--tr-wide); text-transform:uppercase;
}
em.accent{ font-style:normal; color: var(--signal-600); }
.surface-dark em.accent{ color: var(--signal-500); }
i.emph{ font-style:italic; line-height:1.15; display:inline-block; padding-bottom:0.15em; }

/* ---------- 5. BOUTONS ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:0.55rem;
  white-space:nowrap;
  font-family: var(--font-display); font-weight:600; font-size: var(--fs-sm);
  padding: 0.95rem 1.75rem;
  border-radius: var(--radius-pill);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.btn:active{ transform: scale(0.97); }
.btn svg{ width:1.05em; height:1.05em; flex-shrink:0; transition: transform var(--dur-base) var(--ease-out); }

.btn-primary{
  background: var(--signal-500); color: var(--ink-950);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ background: var(--signal-600); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-primary:hover svg{ transform: translateX(3px); }

.btn-secondary{
  background: transparent; color: var(--ink-950);
  border: 1.5px solid var(--line-on-light-strong);
}
.btn-secondary:hover{ border-color: var(--ink-950); background: var(--ink-950); color: var(--paper-0); transform: translateY(-2px); }
.surface-dark .btn-secondary{ color: var(--paper-0); border-color: var(--line-on-dark-strong); }
.surface-dark .btn-secondary:hover{ background: var(--paper-0); color: var(--ink-950); border-color: var(--paper-0); }

.btn-ghost{
  background:none; color: var(--ink-950); padding: 0.5rem 0;
  border-bottom: 1.5px solid var(--line-on-light-strong);
  border-radius:0; font-size: var(--fs-sm);
}
.btn-ghost:hover{ border-color: var(--signal-600); color: var(--signal-700); }
.surface-dark .btn-ghost{ color: var(--paper-0); border-color: var(--line-on-dark-strong); }
.surface-dark .btn-ghost:hover{ color: var(--signal-500); border-color: var(--signal-500); }
.link-arrow{ display:inline-block; transition: transform var(--dur-base) var(--ease-out); }
.btn-ghost:hover .link-arrow,
.card-hover:hover .link-arrow{ transform: translateX(4px); }

.btn-sm{ padding: 0.7rem 1.35rem; font-size: var(--fs-xs); }
.btn-block{ width:100%; }

/* ---------- 6. CARDS & TAGS ---------- */
.card{
  background: var(--paper-0); border:1px solid var(--line-on-light);
  border-radius: var(--radius-md); padding: var(--sp-8);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.card-hover:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--line-on-light-strong); }
.card-hover svg{ transition: transform var(--dur-base) var(--ease-out); }
.card-hover:hover .cluster > svg:first-child{ transform: scale(1.12) rotate(-4deg); }
.avatar-mono{ transition: transform var(--dur-base) var(--ease-out); }
.card-hover:hover .avatar-mono{ transform: scale(1.06); }

/* ---------- Mockup navigateur (preview de réalisation) ---------- */
.browser-mock{
  display:block; border-radius: var(--radius-sm); overflow:hidden;
  border:1px solid var(--line-on-light-strong); background: var(--ink-950);
  text-decoration:none;
}
.browser-mock-bar{
  display:flex; align-items:center; gap:0.4rem;
  padding: 0.65rem 0.9rem; background: var(--ink-900);
}
.browser-mock-dot{ width:9px; height:9px; border-radius:50%; background: var(--ink-600); }
.browser-mock-url{
  margin-left:0.6rem; font-family: var(--font-mono); font-size: var(--fs-micro);
  color: var(--ink-300); background: var(--ink-950); padding:0.25rem 0.75rem; border-radius: var(--radius-pill);
  flex:1;
}
.browser-mock-viewport{ position:relative; aspect-ratio:16/10; overflow:hidden; background: var(--ink-950); }
.browser-mock-viewport img{
  width:100%; height:100%; object-fit:cover; object-position:top center; display:block;
  transition: transform var(--dur-slow) var(--ease-out);
}
.card-hover:hover .browser-mock-viewport img{ transform: scale(1.05); }
.browser-mock-cta{
  position:absolute; left:50%; bottom:1.25rem; transform: translate(-50%, 10px);
  display:inline-flex; align-items:center; gap:0.4rem;
  background: var(--paper-0); color: var(--ink-950);
  font-family: var(--font-display); font-weight:600; font-size: var(--fs-sm);
  padding:0.65rem 1.25rem; border-radius: var(--radius-pill);
  opacity:0; transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.card-hover:hover .browser-mock-cta{ opacity:1; transform: translate(-50%, 0); }
@media (prefers-reduced-motion: reduce){
  .browser-mock-viewport img{ transition:none; }
  .card-hover:hover .browser-mock-viewport img{ transform:none; }
}

.tag{
  display:inline-flex; align-items:center; font-family: var(--font-mono);
  font-size: var(--fs-micro); letter-spacing: var(--tr-wide); text-transform:uppercase;
  padding: 0.35rem 0.75rem; border-radius: var(--radius-pill);
  background: var(--signal-100); color: var(--signal-700);
  border:1px solid transparent;
}
.tag-outline{ background:transparent; border-color: var(--line-on-light-strong); color: var(--ink-600); }
.tag-status{ background: rgba(30,158,90,0.14); color:#146138; border-color: rgba(30,158,90,0.32); }
.tag-status::before{ content:""; width:6px; height:6px; border-radius:50%; background: var(--success-500); margin-right:0.4rem; }

/* ---------- 7. NAVIGATION ---------- */
.nav{
  position:sticky; top:0; z-index: var(--z-nav);
  background: rgba(250,250,248,0.86);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom:1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.nav.is-scrolled{ border-bottom-color: var(--line-on-light); }
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:72px;
}
.nav-logo{ display:flex; align-items:center; gap:0.65rem; font-family: var(--font-display); font-weight:700; font-size:1.15rem; letter-spacing:-0.01em; }
.logo-mark{ height:38px; width:auto; display:block; transition: transform var(--dur-base) var(--ease-out); }
.nav-logo:hover .logo-mark{ transform: rotate(-6deg) scale(1.06); }
.footer-brand .logo-mark{ height:44px; }
@media (max-width:480px){ .logo-mark{ height:32px; } }
.nav-links{ display:none; align-items:center; gap:var(--sp-8); }
.nav-links a{
  font-size: var(--fs-sm); font-weight:500; color: var(--ink-600);
  position:relative; padding-block:0.35rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1.5px;
  background: var(--signal-600); transition: right var(--dur-base) var(--ease-out);
}
.nav-links a:hover, .nav-links a[aria-current="page"]{ color: var(--ink-950); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after{ right:0; }
.nav-actions{ display:flex; align-items:center; gap:var(--sp-4); }
.nav-cta{ display:none; }

.nav-burger{
  display:flex; flex-direction:column; justify-content:center; gap:5px;
  width:44px; height:44px; align-items:center; z-index:210; position:relative;
}
.nav-burger span{
  width:22px; height:1.5px; background: var(--ink-950);
  transition: transform var(--dur-base) var(--ease-in-out), opacity var(--dur-fast) var(--ease-out);
}
.nav-burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(6.5px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-burger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu{
  position:fixed; inset:0; z-index:205;
  background: var(--ink-950); color: var(--paper-0);
  display:flex; flex-direction:column; justify-content:center;
  padding: var(--container-pad);
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease-in-out);
  visibility:hidden;
}
.mobile-menu.is-open{ transform: translateY(0); visibility:visible; }
.mobile-menu-links{ display:flex; flex-direction:column; gap:var(--sp-2); }
.mobile-menu-links a{
  font-family: var(--font-display); font-size: clamp(1.75rem,8vw,2.5rem); font-weight:600;
  padding-block: var(--sp-3); border-bottom:1px solid var(--line-on-dark);
  display:flex; align-items:center; justify-content:space-between;
  opacity:0; transform: translateY(16px); color: var(--paper-0);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.mobile-menu.is-open .mobile-menu-links a{ opacity:1; transform:translateY(0); }
.mobile-menu-links a:nth-child(1){ transition-delay: 0.05s; }
.mobile-menu-links a:nth-child(2){ transition-delay: 0.1s; }
.mobile-menu-links a:nth-child(3){ transition-delay: 0.15s; }
.mobile-menu-links a:nth-child(4){ transition-delay: 0.2s; }
.mobile-menu-links a:nth-child(5){ transition-delay: 0.25s; }
.mobile-menu-links a:hover, .mobile-menu-links a:focus-visible{ color: var(--signal-500); }
.mobile-menu-links a svg{ width:22px; height:22px; opacity:0.5; transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast); }
.mobile-menu-links a:hover svg{ transform: translateX(6px); opacity:1; }
.mobile-menu-foot{ margin-top: var(--sp-10); display:flex; flex-direction:column; gap:var(--sp-4); }
.mobile-menu-social{ display:flex; gap:var(--sp-5); }
.mobile-menu-social a{ width:44px; height:44px; border:1px solid var(--line-on-dark-strong); border-radius:50%; display:flex; align-items:center; justify-content:center; transition: background var(--dur-fast), border-color var(--dur-fast), transform var(--dur-fast); }
.mobile-menu-social a:hover{ background: var(--signal-500); border-color: var(--signal-500); color: var(--ink-950); transform: translateY(-3px); }
.mobile-menu-social svg{ width:18px; height:18px; }
body.menu-open{ overflow:hidden; }

@media (min-width:960px){
  .nav-links{ display:flex; }
  .nav-cta{ display:inline-flex; }
  .nav-burger{ display:none; }
}

/* ---------- 8. BREADCRUMB ---------- */
.breadcrumb{ padding-block: var(--sp-5); border-bottom:1px solid var(--line-on-light); }
.breadcrumb ol{ display:flex; flex-wrap:wrap; align-items:center; gap:0.4rem; font-size: var(--fs-xs); color: var(--ink-400); }
.breadcrumb a{ color: var(--ink-600); transition: color var(--dur-fast); }
.breadcrumb a:hover{ color: var(--signal-700); }
.breadcrumb li[aria-current="page"]{ color: var(--ink-950); font-weight:500; }
.breadcrumb svg{ width:12px; height:12px; opacity:0.5; }

/* ---------- 9. FOOTER ---------- */
.footer{ background: var(--ink-950); color: var(--paper-0); padding-block: var(--sp-24) var(--sp-10); }
.footer-grid{
  display:grid; gap: var(--sp-12);
  grid-template-columns: 1.4fr repeat(3, 1fr);
}
.footer-brand p{ margin-top: var(--sp-4); color: var(--ink-300); max-width:32ch; }
.footer-social{ display:flex; gap:var(--sp-3); margin-top:var(--sp-6); }
.footer-social a{ width:40px; height:40px; border:1px solid var(--line-on-dark-strong); border-radius:50%; display:flex; align-items:center; justify-content:center; transition: background var(--dur-fast), border-color var(--dur-fast), transform var(--dur-fast); }
.footer-social a:hover{ background: var(--signal-500); border-color: var(--signal-500); color: var(--ink-950); transform: translateY(-3px); }
.footer-social svg{ width:16px; height:16px; }

/* Social icons for profile pages */
.social-icons{ display:flex; gap:var(--sp-3); margin-top:var(--sp-6); }
.social-icons a{ width:44px; height:44px; border:1px solid var(--line-on-light-strong); border-radius:50%; display:flex; align-items:center; justify-content:center; transition: background var(--dur-fast), border-color var(--dur-fast), transform var(--dur-fast); color: inherit; }
.social-icons a:hover{ background: var(--signal-500); border-color: var(--signal-500); color: var(--ink-950); transform: translateY(-3px); }
.social-icons svg{ width:18px; height:18px; }
.surface-dark .social-icons a{ border-color: var(--line-on-dark-strong); }
.footer-col-title{ font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: var(--tr-wider); text-transform:uppercase; color: var(--ink-300); margin-bottom: var(--sp-4); font-weight:500; }
.footer-col ul{ display:flex; flex-direction:column; gap: var(--sp-3); }
.footer-col a{
  position:relative; display:inline-block;
  color: var(--paper-100); font-size: var(--fs-sm); transition: color var(--dur-fast);
}
.footer-col a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:1px;
  background: var(--signal-500); transition: right var(--dur-base) var(--ease-out);
}
.footer-col a:hover{ color: var(--signal-500); }
.footer-col a:hover::after{ right:0; }
.footer-bottom{
  margin-top: var(--sp-16); padding-top: var(--sp-6); border-top:1px solid var(--line-on-dark);
  display:flex; flex-wrap:wrap; gap: var(--sp-4); justify-content:space-between; align-items:center;
  font-size: var(--fs-xs); color: var(--ink-300);
}
.footer-bottom-links{ display:flex; gap: var(--sp-5); flex-wrap:wrap; }
.footer-bottom-links a:hover{ color: var(--signal-500); }

@media (max-width:900px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width:560px){
  .footer-grid{ grid-template-columns: 1fr; }
}

/* ---------- 10. STICKY CTA MOBILE ---------- */
.sticky-cta{
  position:fixed; left:0; right:0; bottom:0; z-index: var(--z-sticky-cta);
  padding: 0.85rem var(--container-pad);
  padding-bottom: max(0.85rem, env(safe-area-inset-bottom));
  background: rgba(250,250,248,0.92);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-top:1px solid var(--line-on-light);
  transform: translateY(120%);
  transition: transform var(--dur-slow) var(--ease-in-out);
}
.sticky-cta.is-visible{ transform: translateY(0); }
.sticky-cta a{ width:100%; }
@media (min-width:960px){ .sticky-cta{ display:none; } }

/* ---------- 11. FORMS ---------- */
.form-grid{ display:grid; gap: var(--sp-5); grid-template-columns: 1fr 1fr; }
.field{ display:flex; flex-direction:column; gap: var(--sp-2); }
.field-full{ grid-column: 1 / -1; }
.field label{ font-size: var(--fs-sm); font-weight:600; color: var(--ink-800); }
.field .hint{ font-size: var(--fs-xs); color: var(--ink-400); }
.field input, .field select, .field textarea{
  background: var(--paper-0);
  border: 1.5px solid var(--line-on-light-strong);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: var(--fs-body);
  color: var(--ink-950);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.field textarea{ resize:vertical; min-height:120px; }
.field input::placeholder, .field textarea::placeholder{ color: var(--ink-400); }
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--signal-600);
  box-shadow: 0 0 0 4px var(--signal-100);
}
.field.has-error input, .field.has-error select, .field.has-error textarea{
  border-color: var(--danger-500);
}
.field.has-error .radio-option{ border-color: var(--danger-500); }
.field.has-error .error-msg{ display:flex; }
.error-msg{
  display:none; align-items:center; gap:0.35rem; font-size: var(--fs-xs); color: var(--danger-500); font-weight:500;
}
.error-msg svg{ width:14px; height:14px; flex-shrink:0; }
.field select{ appearance:none; -webkit-appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8' viewBox='0 0 14 8'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%233C424A' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 1rem center; padding-right:2.5rem; }

fieldset{ border:none; }
fieldset legend{ font-size: var(--fs-sm); font-weight:600; margin-bottom: var(--sp-3); padding:0; }
.radio-group{ display:flex; flex-direction:column; gap: var(--sp-2); }
.radio-option{
  display:flex; align-items:center; gap:0.75rem;
  border:1.5px solid var(--line-on-light-strong); border-radius: var(--radius-sm);
  padding: 0.85rem 1rem; cursor:pointer; transition: border-color var(--dur-fast), background var(--dur-fast);
}
.radio-option:hover{ border-color: var(--ink-600); }
.radio-option input{ accent-color: var(--signal-600); width:18px; height:18px; flex-shrink:0; }
.radio-option:has(input:checked){ border-color: var(--signal-600); background: var(--signal-050); }
.radio-option span{ font-size: var(--fs-sm); }

.form-status{
  display:none; align-items:flex-start; gap:0.75rem;
  padding: 1rem 1.25rem; border-radius: var(--radius-sm); font-size: var(--fs-sm);
  margin-top: var(--sp-2);
}
.form-status.is-visible{ display:flex; }
.form-status.is-error{ background: var(--danger-100); color:#8A1F1F; }
.form-status svg{ width:20px; height:20px; flex-shrink:0; margin-top:1px; }

.consent-row{ display:flex; align-items:flex-start; gap:0.65rem; }
.consent-row input{ margin-top:3px; accent-color: var(--signal-600); width:16px; height:16px; flex-shrink:0; }
.consent-row label{ font-size: var(--fs-xs); color: var(--ink-600); font-weight:400; }

.hp-field{ position:absolute !important; left:-9999px !important; width:1px; height:1px; overflow:hidden; }

@media (max-width:640px){
  .form-grid{ grid-template-columns:1fr; }
}

/* ---------- 12. FAQ ACCORDION ---------- */
.accordion-item{ border-bottom:1px solid var(--line-on-light); }
.accordion-trigger{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap: var(--sp-4);
  padding: var(--sp-6) 0; text-align:left; cursor:pointer;
  font-family: var(--font-display); font-size: var(--fs-h4); font-weight:600;
  color: var(--ink-950); transition: color var(--dur-fast) var(--ease-out);
}
.accordion-trigger .trigger-text{ display:inline-block; transition: transform var(--dur-base) var(--ease-out); }
.accordion-trigger:hover{ color: var(--signal-700); }
.accordion-trigger:hover .trigger-text{ transform: translateX(6px); }
.accordion-trigger .icon-plus{ position:relative; width:20px; height:20px; flex-shrink:0; color: var(--ink-600); transition: color var(--dur-fast) var(--ease-out); }
.accordion-trigger:hover .icon-plus{ color: var(--signal-600); }
.accordion-trigger .icon-plus::before, .accordion-trigger .icon-plus::after{
  content:""; position:absolute; background: currentColor; transition: transform var(--dur-base) var(--ease-in-out), opacity var(--dur-base);
}
.accordion-trigger .icon-plus::before{ top:50%; left:0; width:100%; height:1.5px; transform: translateY(-50%); }
.accordion-trigger .icon-plus::after{ left:50%; top:0; width:1.5px; height:100%; transform: translateX(-50%); }
.accordion-trigger[aria-expanded="true"] .icon-plus::after{ transform: translateX(-50%) rotate(90deg); opacity:0; }
.accordion-panel{
  display:grid; grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-in-out);
}
.accordion-panel-inner{ overflow:hidden; min-height:0; padding-top: var(--sp-2); padding-bottom: var(--sp-6); max-width:62ch; color: var(--ink-600); }
.accordion-panel.is-open{ grid-template-rows: 1fr; }

/* ---------- 13. SCROLL REVEAL ---------- */
[data-reveal]{
  opacity:0; transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-reveal].is-visible{ opacity:1; transform:none; }
[data-reveal-group] > *{ transition-delay: calc(var(--stagger-i, 0) * 80ms); }
@media (prefers-reduced-motion: reduce){
  [data-reveal]{ opacity:1 !important; transform:none !important; transition:none !important; }
}

/* ---------- 14. UTILITIES ---------- */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap: var(--sp-8); }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap: var(--sp-6); }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap: var(--sp-6); }
.grid-split-major{ display:grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2rem,5vw,4rem); align-items:center; }
.grid-split-minor{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem,5vw,4rem); align-items:center; }
.grid-auto-1fr{ display:grid; grid-template-columns: auto 1fr; gap:2.5rem; align-items:center; }
.example-card{ display:grid; grid-template-columns:1fr auto auto; align-items:center; }
.timeline-row{ display:grid; grid-template-columns:9rem 1fr; gap:1.5rem; padding-block:1.5rem; }
.legal-grid{ display:grid; grid-template-columns:0.8fr 2fr; gap: clamp(2rem,4vw,4rem); align-items:start; }
@media (max-width:820px){
  .legal-grid{ grid-template-columns:1fr; }
}
.flow > * + *{ margin-top: var(--sp-4); }
.center{ text-align:center; }
.hide-mobile{ display:none; }
.show-mobile{ display:block; }
@media (min-width:768px){
  .hide-mobile{ display:initial; }
  .show-mobile{ display:none; }
}
.span-2-desktop{ grid-column: span 2; }
@media (max-width:900px){
  .grid-2, .grid-3{ grid-template-columns:1fr; }
  .span-2-desktop{ grid-column: 1; }
  .grid-4{ grid-template-columns:1fr 1fr; }
  .grid-split-major, .grid-split-minor{ grid-template-columns:1fr; }
  .grid-auto-1fr{ grid-template-columns:1fr; justify-items:center; text-align:center; }
}
@media (max-width:560px){
  .grid-4{ grid-template-columns:1fr; }
}
@media (max-width:640px){
  .example-card{ grid-template-columns:1fr; text-align:left; }
  .example-card .center{ text-align:left; }
  .timeline-row{ grid-template-columns:1fr; gap:0.5rem; }
}

.project-card{ display:grid; grid-template-columns:1fr 1fr; gap:2.5rem; align-items:center; }
@media (max-width:720px){
  .project-card{ grid-template-columns:1fr; }
}

.team-grid{ display:grid; grid-template-columns:1fr 1fr 0.85fr; }
.trio-grid{ display:grid; grid-template-columns:repeat(3,1fr); }
.quad-grid{ display:grid; grid-template-columns:repeat(4,1fr); }
@media (max-width:860px){
  .team-grid{ grid-template-columns:1fr 1fr; }
  .quad-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:600px){
  .team-grid, .trio-grid, .quad-grid{ grid-template-columns:1fr; }
}

.divider{ height:1px; background: var(--line-on-light); border:none; }
.surface-dark .divider{ background: var(--line-on-dark); }

.icon-badge{
  width:52px; height:52px; border-radius: var(--radius-sm);
  display:flex; align-items:center; justify-content:center;
  background: var(--signal-100); color: var(--signal-700); flex-shrink:0;
}
.icon-badge svg{ width:24px; height:24px; }

.skeleton{ background: linear-gradient(100deg, var(--paper-100) 30%, var(--paper-50) 50%, var(--paper-100) 70%); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer{ to{ background-position: -200% 0; } }
@media (prefers-reduced-motion: reduce){ .skeleton{ animation:none; } }

.btn-spinner{
  width:14px; height:14px; border-radius:50%;
  border:2px solid rgba(11,13,16,0.25); border-top-color: var(--ink-950);
  display:inline-block; animation: spin 0.7s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce){ .btn-spinner{ animation-duration: 1.4s; } }

/* ---------- 15. COOKIE CONSENT ---------- */
.consent-banner{
  position:fixed; left: var(--sp-4); right: var(--sp-4); bottom: var(--sp-4); z-index: 300;
  max-width: 640px; margin-inline:auto;
  background: var(--ink-950); color: var(--paper-0);
  border-radius: var(--radius-md); padding: var(--sp-6);
  box-shadow: var(--shadow-md);
  transform: translateY(140%); transition: transform var(--dur-slow) var(--ease-in-out);
}
.consent-banner.is-visible{ transform: translateY(0); }
.consent-banner p{ font-size: var(--fs-sm); color: var(--ink-300); margin-bottom: var(--sp-4); }
.consent-banner a{ color: var(--paper-0); text-decoration:underline; text-underline-offset:2px; }
.consent-actions{ display:flex; gap: var(--sp-3); flex-wrap:wrap; }

/* ---------- 16. LEGAL CALLOUT (infos manquantes) ---------- */
.callout-todo{
  display:flex; gap:0.85rem; align-items:flex-start;
  border:1.5px dashed rgba(214,69,69,0.4); background: var(--danger-100);
  border-radius: var(--radius-sm); padding: 1rem 1.25rem; margin-block: 1rem;
  color:#8A1F1F; font-size: var(--fs-sm);
}
.callout-todo svg{ flex-shrink:0; margin-top:2px; width:18px; height:18px; }
.callout-todo strong{ font-weight:600; }

.legal-toc{ border:1px solid var(--line-on-light); border-radius: var(--radius-md); padding: var(--sp-6); }
.legal-toc a{ display:block; padding-block:0.4rem; font-size:var(--fs-sm); color:var(--ink-600); }
.legal-toc a:hover{ color: var(--signal-700); }
.legal-section{ padding-top: var(--sp-8); padding-bottom: var(--sp-8); border-bottom:1px solid var(--line-on-light); }
.legal-section:last-child{ border-bottom:none; }
.legal-section h2{ font-size: var(--fs-h3); }
.legal-section p, .legal-section li{ color: var(--ink-600); margin-top: 0.75rem; }
.legal-section ul{ list-style: disc; padding-left:1.25rem; }
.legal-section li{ margin-top: 0.4rem; }