/* =========================
   Responsive CSS (proche de ta capture)
   ========================= */
:root{
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06);
  --radius: 14px;

  --max: 1180px;

  /* spacing fluid */
  --gutter: clamp(16px, 2.6vw, 28px);
  --sectionY: clamp(28px, 4vw, 52px);

  /* typography fluid */
  --h1: clamp(34px, 4.2vw, 56px);
  --p: clamp(15px, 1.2vw, 16px);
  --p2: clamp(14px, 1.1vw, 15px);

  /* cards */
  --card-pad: clamp(16px, 2vw, 22px);
  --card-gap: clamp(14px, 2.2vw, 26px);
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* =========================
   Topbar (responsive)
   ========================= */
.topbar{
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar__inner{
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
}

.topbar__left{
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 140px;
}

.topbar__spacer{ flex: 1; }

.search{
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  width: min(520px, 52vw);
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  transition: box-shadow .15s, border-color .15s;
}
.search:focus-within{
  border-color: rgba(168,85,247,.55);
  box-shadow: 0 0 0 4px rgba(168,85,247,.18);
}
.search input{
  border: 0;
  outline: 0;
  width: 100%;
  font-size: 14px;
  background: transparent;
  color: var(--text);
}
.search .kbd{
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  padding: 2px 8px;
  border-radius: 8px;
  white-space: nowrap;
}

.topbar__right{
  display: flex;
  align-items: center;
  gap: 10px;
}

/* petit bouton icône (ex: lune) */
.iconbtn{
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
}
.iconbtn:hover{ background: #f8fafc; }

/* =========================
   Hero
   ========================= */
.hero{
  /*padding: var(--sectionY) 0 10px;*/
  position: relative;
  overflow: hidden;
}

.hero__title{
  font-size: var(--h1);
  letter-spacing: -0.035em;
  margin: 0 0 10px;
  font-weight: 800;
}

.hero__lead{
  margin: 0 0 14px;
  font-size: var(--p);
  color: var(--text);
  max-width: 860px;
}

.hero__desc{
  margin: 0;
  font-size: var(--p2);
  color: var(--muted);
  max-width: 960px;
}

/* déco à droite (optionnel) */
.hero__art1{
  position: absolute;
  right: clamp(-160px, -10vw, -80px);
  top: clamp(-60px, -4vw, -20px);
  width: clamp(360px, 42vw, 560px);
  height: clamp(150px, 20vw, 240px);
  background:
    radial-gradient(closest-side at 70% 40%, rgba(236,72,153,.35), transparent 70%),
    radial-gradient(closest-side at 40% 50%, rgba(168,85,247,.38), transparent 68%),
    radial-gradient(closest-side at 55% 70%, rgba(59,130,246,.25), transparent 70%);
  filter: saturate(1.15);
  transform: rotate(6deg);
  border-radius: 999px;
  pointer-events: none;
  opacity: .92;
}

/* =========================
   Cards grid (responsive)
   ========================= */
.cards{
  padding: 24px 0 calc(var(--sectionY) + 10px);
}

.cards__grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
}

.card{
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--card-pad);
  min-height: 132px;
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 16px;
  row-gap: 8px;
  align-content: start;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}

.card__icon{
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  background: #fff;
}

.card__title{
  margin: 2px 0 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card__link{
  color: #000;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}


.card__link:hover{ color: #0647c6; }

.card:hover{
  border-color: #cbd5e1;
  box-shadow: 0 10px 24px rgba(15,23,42,.08);
  transform: translateY(-1px);
}

/* Carte verticale */
.card--vertical{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

/* Image en haut */
.card__image{
  width: 48px;          /* ajuste si besoin */
  height: auto;
  border-radius: 10px;
}

/* Contenu texte */
.card__content{
  display: flex;
  flex-direction: column;
  gap: 6px;
}


/* =========================
   Breakpoints
   ========================= */

/* Tablette */
@media (max-width: 1024px){
  .cards__grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search{ width: min(420px, 46vw); }
}

/* Mobile */
@media (max-width: 640px){
  /* topbar : recherche en dessous ou cachée */
  .topbar__inner{
    flex-wrap: wrap;
    row-gap: 10px;
  }
  .topbar__spacer{ display: none; }

  .search{
    order: 10;
    width: 100%;
    min-width: 0;
  }
  .search .kbd{ display: none; } /* évite d’encombrer */
  .hero__art{ display: none; }

  .cards__grid{ grid-template-columns: 1fr; }

  .card{
    grid-template-columns: 40px 1fr;
  }
  .card__icon{
    width: 40px;
    height: 40px;
    border-radius: 11px;
  }
}

/* Très petit mobile */
@media (max-width: 380px){
  .topbar__left{ min-width: 0; }
  .hero__title{ letter-spacing: -0.02em; }
}