/* Signifika — feuille de style principale */
:root{
  --bg: #fbf8f6;
  --bg-soft: #f4eef9;
  --bg-alt: #fff9f2;
  --ink: #241f2b;
  --ink-soft: #635a72;
  --ink-faint: #9b90ab;
  --accent: #9c6fc2;
  --accent-dark: #7a4ea8;
  --accent-soft: #e9ddf5;
  --rose: #ecaebd;
  --gold: #dcb56f;
  --sauge: #96b998;
  --ciel: #93b8de;
  --line: #ece3f2;
  --card: #ffffff;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow-sm: 0 2px 10px rgba(90, 50, 130, 0.06);
  --shadow: 0 14px 40px rgba(122, 78, 168, 0.12);
  --shadow-lg: 0 24px 60px rgba(122, 78, 168, 0.18);
  --font-serif: 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --font-sans: 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
  --header-h: 72px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#181420; --bg-soft:#211b2c; --bg-alt:#1e1826;
    --ink:#f1ecf7; --ink-soft:#bcadd0; --ink-faint:#8577a0;
    --accent:#c9a3ea; --accent-dark:#e2c6ff; --accent-soft:#2c2138;
    --line:#332a44; --card:#211b2c;
    --shadow-sm:0 2px 10px rgba(0,0,0,.25); --shadow:0 14px 40px rgba(0,0,0,.35); --shadow-lg:0 24px 60px rgba(0,0,0,.45);
    color-scheme: dark;
  }
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  line-height:1.7;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  transition:background .3s ease, color .3s ease;
}
img{max-width:100%;display:block;}
a{color:var(--accent-dark);text-decoration:none;transition:color .15s ease;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;color:var(--ink);line-height:1.25;letter-spacing:-.01em;}
.container{max-width:920px;margin:0 auto;padding:0 24px;}
::selection{background:var(--accent-soft);color:var(--accent-dark);}

/* Header */
.site-header{
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom:1px solid var(--line);
  padding:0;
  height:var(--header-h);
  display:flex;align-items:center;
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(14px) saturate(160%);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  max-width:1160px;margin:0 auto;padding:0 24px;width:100%;
}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:1.4rem;color:var(--ink);font-weight:700;flex:none;}
.logo:hover{text-decoration:none;color:var(--accent-dark);}
.logo-mark{width:32px;height:32px;flex:none;filter:drop-shadow(0 2px 6px rgba(122,78,168,.25));}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;border:none;background:transparent;cursor:pointer;
  border-radius:10px;flex:none;
}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease, opacity .25s ease;margin:0 auto;}
.nav-toggle:hover{background:var(--bg-soft);}

nav.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
nav.main-nav a{
  color:var(--ink-soft);font-size:.95rem;padding:8px 13px;border-radius:20px;
  transition:background .15s ease, color .15s ease;
}
nav.main-nav a:hover{color:var(--accent-dark);background:var(--bg-soft);text-decoration:none;}
nav.main-nav a.active{color:var(--accent-dark);background:var(--accent-soft);font-weight:600;}

.search-box{display:flex;align-items:center;margin-left:6px;}
.search-box input{
  border:1px solid var(--line);border-radius:20px;padding:8px 16px;font-size:.9rem;
  width:170px;background:var(--card);color:var(--ink);transition:width .2s ease, border-color .2s ease;
}
.search-box input:focus{outline:none;border-color:var(--accent);width:210px;}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(ellipse 60% 50% at 15% 0%, color-mix(in srgb, var(--rose) 22%, transparent), transparent 70%),
    radial-gradient(ellipse 60% 50% at 90% 20%, color-mix(in srgb, var(--ciel) 22%, transparent), transparent 70%),
    var(--bg);
  padding:88px 0 64px;
  text-align:center;
}
.hero h1{
  font-size:clamp(2.2rem, 5vw, 3.4rem);margin:0 0 16px;
  background:linear-gradient(120deg, var(--accent-dark), var(--rose) 60%, var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{color:var(--ink-soft);font-size:1.2rem;max-width:640px;margin:0 auto 8px;}

/* Category cards */
.cats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin:48px 0;}
@media (max-width:640px){
  .cats-grid{grid-template-columns:1fr;}
}
.cat-card{
  background:var(--card);border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow-sm);
  border:1px solid var(--line);transition:transform .25s cubic-bezier(.2,.8,.3,1), box-shadow .25s ease, border-color .25s ease;
  position:relative;overflow:hidden;
}
.cat-card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .3s ease;
  background:linear-gradient(135deg, var(--accent-soft), transparent 60%);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--accent);text-decoration:none;}
.cat-card:hover::before{opacity:1;}
.cat-card .cat-icon{font-size:2.1rem;margin-bottom:16px;position:relative;}
.cat-card h3{margin:0 0 8px;font-size:1.3rem;position:relative;}
.cat-card p{color:var(--ink-soft);font-size:.95rem;margin:0;position:relative;}

/* Section */
main{min-height:60vh;}
section.block{padding:40px 0;}
.section-title{font-size:1.7rem;margin-bottom:20px;}

/* Fiche cards / lists */
.fiche-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;}
.fiche-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;
  box-shadow:var(--shadow-sm);transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.fiche-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--accent);}
.fiche-card h4{margin:0 0 6px;font-size:1.08rem;color:var(--ink);}
.fiche-card .meta{font-size:.8rem;color:var(--ink-faint);}
.fiche-card p{font-size:.9rem;color:var(--ink-soft);margin:8px 0 0;}

/* Recherche en tête de catégorie */
.cat-search-box{margin:22px 0 26px;}
.cat-search-box input{
  width:100%;padding:13px 18px;border-radius:var(--radius-sm);border:1px solid var(--line);
  font-size:1.02rem;background:var(--card);color:var(--ink);transition:border-color .15s ease, box-shadow .15s ease;
}
.cat-search-box input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.cat-filter-empty{color:var(--ink-faint);margin:0 0 20px;}

/* Breadcrumb */
.breadcrumb{font-size:.85rem;color:var(--ink-faint);padding:16px 0 4px;}
.breadcrumb a{color:var(--ink-faint);}
.breadcrumb a:hover{color:var(--accent-dark);}
.breadcrumb span{margin:0 8px;}

/* Article */
article.fiche{padding:14px 0 60px;}
article.fiche header.fiche-head{margin-bottom:28px;}
article.fiche h1{font-size:clamp(1.7rem, 4vw, 2.3rem);margin:8px 0 12px;}
.fiche-meta{color:var(--ink-faint);font-size:.86rem;display:flex;gap:14px;flex-wrap:wrap;}
.fiche-tag{
  display:inline-block;background:var(--accent-soft);color:var(--accent-dark);padding:4px 14px;
  border-radius:20px;font-size:.78rem;margin-bottom:12px;font-weight:600;letter-spacing:.02em;
}
article.fiche h2{font-size:1.4rem;margin-top:38px;}
article.fiche p{margin:0 0 17px;color:var(--ink);font-size:1.04rem;}
article.fiche em{color:var(--accent-dark);font-style:italic;}
.signoff{
  font-style:italic;color:var(--ink-soft);margin-top:34px;padding-top:22px;
  border-top:1px solid var(--line);
}

/* Search */
.search-page input#q{width:100%;padding:14px 18px;border-radius:var(--radius-sm);border:1px solid var(--line);font-size:1.05rem;background:var(--card);color:var(--ink);}
.search-page input#q:focus{outline:none;border-color:var(--accent);}
#search-results{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
#search-results a.result{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;transition:border-color .15s ease, transform .15s ease;}
#search-results a.result:hover{border-color:var(--accent);text-decoration:none;transform:translateX(2px);}
#search-results .r-cat{font-size:.75rem;color:var(--accent-dark);text-transform:uppercase;letter-spacing:.06em;font-weight:600;}

/* Footer */
footer.site-footer{
  background:var(--bg-soft);border-top:1px solid var(--line);margin-top:70px;padding:48px 0 26px;
  color:var(--ink-soft);font-size:.9rem;
}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:28px;max-width:1160px;margin:0 auto 28px;padding:0 24px;}
.footer-grid h5{color:var(--ink);margin:0 0 12px;font-size:.95rem;}
.footer-grid ul{list-style:none;margin:0;padding:0;}
.footer-grid li{margin-bottom:8px;}
.footer-grid a{color:var(--ink-soft);}
.footer-grid a:hover{color:var(--accent-dark);}
.footer-bottom{text-align:center;font-size:.8rem;border-top:1px solid var(--line);padding-top:18px;max-width:1160px;margin:0 auto;padding-left:24px;padding-right:24px;color:var(--ink-faint);}

/* Archives */
.archive-year{margin-bottom:34px;}
.archive-year h2{border-bottom:1px solid var(--line);padding-bottom:10px;}
.archive-month{margin:16px 0;}
.archive-month h4{color:var(--accent-dark);margin:0 0 8px;font-size:1rem;}
.archive-month ul{margin:0;padding-left:0;list-style:none;}
.archive-month li{margin-bottom:7px;font-size:.94rem;padding-left:18px;position:relative;}
.archive-month li::before{content:"";position:absolute;left:2px;top:9px;width:5px;height:5px;border-radius:50%;background:var(--accent);}
.archive-month .d{color:var(--ink-faint);font-size:.82rem;margin-right:10px;}

/* Legal pages */
.legal h2{margin-top:32px;}
.legal p, .legal li{color:var(--ink);}

/* Contact form */
.contact-form{display:flex;flex-direction:column;gap:16px;max-width:520px;}
.contact-form label{font-size:.9rem;color:var(--ink-soft);}
.contact-form input, .contact-form textarea{
  padding:12px 16px;border:1px solid var(--line);border-radius:var(--radius-sm);font-family:inherit;font-size:1rem;
  background:var(--card);color:var(--ink);margin-top:6px;transition:border-color .15s ease;
}
.contact-form input:focus, .contact-form textarea:focus{outline:none;border-color:var(--accent);}
.contact-form button{
  background:linear-gradient(120deg, var(--accent), var(--accent-dark));color:#fff;border:none;padding:13px 26px;
  border-radius:26px;font-size:1rem;cursor:pointer;align-self:flex-start;box-shadow:var(--shadow-sm);
  transition:transform .15s ease, box-shadow .15s ease;
}
.contact-form button:hover{transform:translateY(-2px);box-shadow:var(--shadow);}

/* Reveal-on-scroll (progressive enhancement, no layout shift if JS disabled) */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease, transform .5s ease;}
.reveal.in{opacity:1;transform:none;}

/* Responsive */
@media (max-width:860px){
  nav.main-nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    height:calc(100vh - var(--header-h));height:calc(100dvh - var(--header-h));
    background:var(--bg);flex-direction:column;align-items:stretch;gap:2px;
    padding:18px 20px;transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:opacity .2s ease, transform .2s ease;overflow-y:auto;
  }
  nav.main-nav.open{opacity:1;transform:none;pointer-events:auto;}
  nav.main-nav a{padding:14px 16px;font-size:1.05rem;border-radius:12px;}
  .search-box{margin:10px 0 0;order:99;}
  .search-box input{width:100%;}
  .nav-toggle{display:flex;}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
}
@media (max-width:640px){
  body{font-size:16px;}
  .hero{padding:64px 0 44px;}
  .hero h1{font-size:2rem;}
  article.fiche h1{font-size:1.6rem;}
  .container{padding:0 18px;}
  .footer-grid{text-align:left;}
}
@media (prefers-reduced-motion: reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}