/* Direction artistique : fond noir, surfaces gris très sombre, typographie
   système serrée, un seul accent bleu. Inspiration : pages produit Apple. */
:root {
  --fond: #000000;
  --surface: #161617;
  --surface-2: #1d1d1f;
  --champ: #0f0f10;
  --texte: #f5f5f7;
  --gris: #86868b;
  --gris-clair: #a1a1a6;
  --filet: rgba(255, 255, 255, 0.10);
  --filet-fort: rgba(255, 255, 255, 0.18);
  --accent: #2997ff;
  --bouton: #0071e3;
  --bouton-survol: #0077ed;
  --bon: #30d158;
  --moyen: #ff9f0a;
  --faible: #ff453a;
  --rayon: 18px;
  --police: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font: 400 17px/1.47 var(--police);
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
main { max-width: 1024px; margin: 0 auto; padding: 0 16px 96px; }
h1, h2, h3 { font-weight: 600; margin: 0 0 12px; letter-spacing: -0.025em; }
h1 { font-size: clamp(40px, 7vw, 76px); line-height: 1.05; letter-spacing: -0.035em; }
h2 { font-size: clamp(28px, 4vw, 44px); line-height: 1.1; margin-top: 96px; }
h3 { font-size: 19px; line-height: 1.25; letter-spacing: -0.015em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.gris { color: var(--gris); }

/* Barre du haut, translucide comme sur apple.com */
.bandeau {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px max(16px, calc((100% - 1024px) / 2 + 16px));
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--filet);
}
.marque { font-size: 17px; font-weight: 600; color: var(--texte); letter-spacing: -0.02em; }
.marque:hover { text-decoration: none; }
.lien-imprimer {
  font: 400 14px var(--police); color: var(--accent); background: none;
  border: 0; padding: 4px 0; cursor: pointer;
}
.lien-imprimer:hover { text-decoration: underline; }

.surtitre { margin: 0 0 12px; font-size: 17px; font-weight: 600; color: var(--gris-clair); letter-spacing: -0.01em; }
.chapo { font-size: clamp(19px, 2.2vw, 24px); line-height: 1.4; color: var(--gris-clair); max-width: 36ch; margin: 0 auto; }
.note { font-size: 14px; color: var(--gris); }

.carte { background: var(--surface); border-radius: var(--rayon); padding: 28px; }

/* --- Accueil -------------------------------------------------------------- */
.hero {
  text-align: center; padding: 112px 0 0;
  background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(41, 151, 255, 0.10), transparent 70%);
}
.hero h1 { max-width: 15ch; margin: 0 auto 20px; }

.formulaire {
  max-width: 640px; margin: 56px auto 0; text-align: left;
  background: var(--surface); border: 1px solid var(--filet);
  border-radius: 24px; padding: 28px;
}
.champs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.champ label { display: block; font-size: 13px; font-weight: 500; color: var(--gris-clair); margin: 0 0 8px; }
.formulaire input[type=text], .formulaire input[type=email], .formulaire input[type=tel] {
  width: 100%; font: 400 17px var(--police); letter-spacing: -0.01em;
  padding: 14px 16px; border-radius: 12px;
  border: 1px solid var(--filet-fort); background: var(--champ); color: var(--texte);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.formulaire input::placeholder { color: #5f5f64; }
.formulaire input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(41, 151, 255, 0.25); }
button:focus-visible, .bouton:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.champ-large { margin-top: 16px; }
.facultatif { color: #6e6e73; font-weight: 400; }
.formulaire textarea {
  width: 100%; font: 400 17px/1.45 var(--police); letter-spacing: -0.01em; resize: vertical;
  padding: 14px 16px; border-radius: 12px;
  border: 1px solid var(--filet-fort); background: var(--champ); color: var(--texte);
}
.formulaire textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(41, 151, 255, 0.25); }
.hero-court { padding-top: 80px; }
.actions { margin-top: 40px; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.lien-secondaire { font-size: 17px; }
.case { display: flex; gap: 12px; align-items: flex-start; margin-top: 20px; font-size: 13px; line-height: 1.45; color: var(--gris); cursor: pointer; }
.case input { margin: 2px 0 0; width: 16px; height: 16px; flex: none; accent-color: var(--bouton); }
.piege { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

button[type=submit], .bouton {
  display: inline-block; text-align: center; cursor: pointer;
  font: 500 17px var(--police); letter-spacing: -0.01em; color: #fff;
  background: var(--bouton); border: 0; border-radius: 980px;
  padding: 14px 28px; transition: background 0.15s;
}
button[type=submit] { width: 100%; margin-top: 24px; }
button[type=submit]:hover, .bouton:hover { background: var(--bouton-survol); text-decoration: none; }
button[type=submit]:disabled { opacity: 0.6; cursor: progress; }
.attente { font-size: 14px; color: var(--gris); text-align: center; margin: 12px 0 0; }
.alerte {
  background: rgba(255, 69, 58, 0.12); color: #ff8a80; border: 1px solid rgba(255, 69, 58, 0.3);
  border-radius: 12px; padding: 12px 16px; margin: 0 0 20px; font-size: 15px;
}

.controles { text-align: center; }
.controles h2 { margin-bottom: 48px; }
.grille {
  list-style: none; padding: 0; margin: 0; text-align: left;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.grille li { background: var(--surface); border-radius: var(--rayon); padding: 28px; }
.grille strong { display: block; font-size: 21px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 8px; }
.grille span { font-size: 15px; line-height: 1.45; color: var(--gris); }

/* --- Rapport -------------------------------------------------------------- */
.entete-rapport { display: flex; gap: 40px; align-items: center; padding-top: 72px; }
.entete-rapport .chapo { margin: 0; max-width: 48ch; font-size: 19px; }
.url-site { font-size: clamp(28px, 4.5vw, 48px); line-height: 1.08; overflow-wrap: anywhere; }

.jauge { position: relative; width: 168px; height: 168px; flex: none; }
.jauge svg { width: 100%; height: 100%; }
.jauge-fond { fill: none; stroke: var(--surface-2); stroke-width: 8; }
.jauge-valeur { fill: none; stroke-width: 8; stroke-linecap: round; }
.jauge-bon .jauge-valeur { stroke: var(--bon); }
.jauge-moyen .jauge-valeur { stroke: var(--moyen); }
.jauge-faible .jauge-valeur { stroke: var(--faible); }
.jauge-chiffre {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  font: 600 52px/1 var(--police); letter-spacing: -0.04em;
}
.jauge-chiffre small { font: 400 14px/1.6 var(--police); color: var(--gris); letter-spacing: 0; }

.categories {
  margin-top: 56px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 48px;
  background: var(--surface); border-radius: var(--rayon); padding: 28px;
}
.categorie { display: grid; grid-template-columns: 170px 1fr 36px; align-items: center; gap: 14px; font-size: 15px; color: var(--gris-clair); }
.categorie strong { text-align: right; color: var(--texte); font-weight: 600; }
.barre { height: 6px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.barre-valeur { height: 100%; border-radius: 999px; }
.niveau-bon { background: var(--bon); }
.niveau-moyen { background: var(--moyen); }
.niveau-faible { background: var(--faible); }

.priorites { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.priorite p { margin: 10px 0 0; color: var(--gris-clair); font-size: 16px; }
.priorite p strong { color: var(--texte); font-weight: 600; }
.priorite-tete { display: flex; align-items: center; gap: 14px; margin-bottom: 4px; }
.priorite-tete h3 { margin: 0; flex: 1; }
.numero {
  flex: none; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: var(--surface-2); color: var(--texte); font-size: 15px; font-weight: 600;
}
.pastille { display: inline-block; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; white-space: nowrap; letter-spacing: 0; }
.pastille-ok { background: rgba(48, 209, 88, 0.14); color: var(--bon); }
.pastille-attention { background: rgba(255, 159, 10, 0.14); color: var(--moyen); }
.pastille-probleme { background: rgba(255, 69, 58, 0.14); color: #ff6961; }
.pastille-info { background: var(--surface-2); color: var(--gris); }

.appel {
  margin-top: 96px; text-align: center; padding: 56px 28px;
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
}
.appel h2 { margin: 0 0 12px; }
.appel p { margin: 0 auto 28px; color: var(--gris-clair); max-width: 46ch; font-size: 19px; }
.appel > div { margin-bottom: 0; }

.points-forts { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.points-forts li { position: relative; padding-left: 28px; color: var(--gris-clair); }
.points-forts li::before { content: "✓"; position: absolute; left: 0; color: var(--bon); font-weight: 600; }

.detail details { background: var(--surface); border-radius: var(--rayon); margin-bottom: 10px; overflow: hidden; }
.detail summary {
  cursor: pointer; padding: 20px 24px; font-weight: 600; font-size: 17px;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.detail summary::-webkit-details-marker { display: none; }
.detail summary::after { content: "+"; font-weight: 400; font-size: 24px; color: var(--gris); line-height: 1; }
.detail details[open] summary::after { content: "−"; }
.detail table { width: 100%; border-collapse: collapse; font-size: 15px; }
.detail th, .detail td { text-align: left; vertical-align: top; padding: 14px 24px; border-top: 1px solid var(--filet); }
.detail th { font-size: 12px; color: var(--gris); font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em; }
.detail td { color: var(--gris-clair); }
.detail td:first-child { width: 28%; color: var(--texte); }
.detail td:nth-child(2) { width: 130px; }
.detail em { color: var(--gris); font-style: normal; display: block; margin-top: 4px; }

.pied {
  max-width: 1024px; margin: 0 auto; padding: 24px 16px 48px;
  font-size: 12px; line-height: 1.5; color: var(--gris); border-top: 1px solid var(--filet);
}

/* --- Mobile --------------------------------------------------------------- */
@media (max-width: 760px) {
  body { font-size: 16px; }
  h2 { margin-top: 72px; }
  .hero { padding-top: 64px; }
  .formulaire { margin-top: 40px; padding: 20px; border-radius: 20px; }
  .champs { grid-template-columns: 1fr; }
  .grille { grid-template-columns: 1fr; }
  .grille li { padding: 22px; }
  .entete-rapport { flex-direction: column; align-items: flex-start; gap: 20px; padding-top: 40px; }
  .jauge { width: 132px; height: 132px; }
  .jauge-chiffre { font-size: 42px; }
  .categories { grid-template-columns: 1fr; padding: 20px; }
  .categorie { grid-template-columns: 120px 1fr 32px; }
  .carte { padding: 22px; }
  .appel { padding: 40px 20px; }
  .appel .bouton { width: 100%; }
  .detail table, .detail tbody, .detail tr, .detail td { display: block; width: 100% !important; }
  .detail thead { display: none; }
  .detail td { border-top: 0; padding: 4px 20px; }
  .detail tr { border-top: 1px solid var(--filet); padding: 12px 0; }
}

/* --- Impression : on repasse en clair pour économiser l'encre -------------- */
@media print {
  :root { --texte: #1d1d1f; --gris: #6e6e73; --gris-clair: #424245; --surface: #fff; --surface-2: #f5f5f7; --filet: #d2d2d7; }
  body { background: #fff; color: #1d1d1f; font-size: 11pt; }
  .bandeau { position: static; background: #fff; backdrop-filter: none; }
  .lien-imprimer, .appel .bouton { display: none; }
  .carte, .categories, .detail details { border: 1px solid #d2d2d7; break-inside: avoid; }
  .detail details:not([open]) > *:not(summary) { display: block; }
  .appel { background: #fff; }
}