/* Opus Sites — sections des pages (accueil d'abord). */

/* ---------- Héros ---------- */
.heros { text-align: center; padding: clamp(40px, 5vw, 64px) 20px 0; overflow: hidden; }
.heros__titre { font-size: clamp(44px, 7vw, 88px); font-weight: 700; line-height: 1.02; letter-spacing: -.045em; }
.heros__titre .ligne { display: block; }
.heros__titre .ligne + .ligne { color: var(--titre-gris); }
.heros__texte { max-width: 600px; margin: 22px auto 0; font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: var(--doux); }
.heros__actions { margin-top: 28px; display: flex; gap: 28px; justify-content: center; align-items: center; flex-wrap: wrap; }
.heros__promesse { margin-top: 20px; font-size: 14px; color: var(--doux); display: inline-flex; gap: 8px; align-items: center; }
.heros__promesse::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* Aperçu de la vraie réalisation, coupé par le bas de l'écran */
.apercu { display: block; position: relative; width: min(1080px, 100%); margin: clamp(32px, 4vw, 48px) auto 0; }
.apercu__fenetre { border-radius: 14px 14px 0 0; overflow: hidden; background: #fff; box-shadow: 0 0 0 1px rgb(0 0 0 / .06), 0 40px 80px -30px rgb(0 0 0 / .3); height: clamp(220px, 30vw, 380px); }
.apercu__barre { height: 30px; background: #fafafa; border-bottom: 1px solid #ececec; display: flex; align-items: center; gap: 6px; padding: 0 12px; }
.apercu__barre i { width: 9px; height: 9px; border-radius: 50%; background: #e2e2e2; }
.apercu__barre span { margin: 0 auto; font-size: 11px; color: var(--doux); background: #f0f0f0; padding: 3px 14px; border-radius: 6px; }
.apercu img { width: 100%; transition: transform 1.2s var(--sortie); }
.apercu:hover img { transform: translateY(-3%); }
.apercu__etiquette { position: absolute; left: 50%; bottom: 20px; transform: translateX(-50%); background: rgb(20 20 20 / .82); color: #fff; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); font-size: 14px; font-weight: 500; padding: 10px 18px; border-radius: 999px; white-space: nowrap; }
.apercu__etiquette b { color: #9fe0c8; font-weight: 600; }

.entree { opacity: 0; transform: translateY(24px); filter: blur(6px); animation: entree 1s var(--sortie) forwards; }
.entree--haut { transform: translateY(80px); filter: none; animation-duration: 1.4s; }
@keyframes entree { to { opacity: 1; transform: none; filter: none; } }

/* ---------- Sections communes ---------- */
.bloc { padding: clamp(68px, 8.5vw, 108px) 0; }
.bloc--gris { background: var(--gris); }
.bloc--noir { background: var(--noir); color: #fff; }
.bloc--noir .titre-section span, .bloc--noir .chapeau { color: #a1a1a6; }
.bloc__entete { margin-bottom: clamp(40px, 5vw, 64px); }
.bloc__entete--centre { text-align: center; }
.bloc__entete--centre .chapeau { margin-left: auto; margin-right: auto; }
.bloc__suite { margin-top: 36px; }

.grille { display: grid; gap: 20px; }
.grille--3 { grid-template-columns: repeat(3, 1fr); }
.grille--4 { grid-template-columns: repeat(4, 1fr); }

.carte { background: #fff; border-radius: 20px; padding: 32px 28px; box-shadow: 0 0 0 1px var(--trait); display: flex; flex-direction: column; gap: 12px; }
.bloc--gris .carte { box-shadow: none; }
.carte h3 { font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.carte p { color: var(--doux); }
.carte__pied { margin-top: auto; padding-top: 12px; font-size: 15px; color: var(--doux); }
.prix, .carte .prix { white-space: nowrap; color: var(--texte); font-weight: 600; }
.carte .carte-offre__montant { font-weight: 700; }

/* ---------- Offres ---------- */
.carte-offre { gap: 16px; }
.carte-offre--avant, .bloc--gris .carte-offre--avant { box-shadow: inset 0 0 0 1.5px var(--noir); }
.carte-offre .bouton { margin-top: auto; }
.carte-offre ul { margin-bottom: 8px; }
.carte-offre__depart { font-size: 14px; color: var(--doux); }
.carte-offre__montant { font-size: 40px; font-weight: 700; letter-spacing: -.035em; line-height: 1; }
.carte-offre ul { display: grid; gap: 10px; font-size: 15px; color: var(--doux); padding-top: 16px; border-top: 1px solid var(--trait); }
.carte-offre li { padding-left: 18px; position: relative; }
.carte-offre li::before { content: ''; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.note { margin-top: 28px; font-size: 15px; color: var(--doux); text-align: center; }
.note strong { color: var(--texte); font-weight: 600; }

/* ---------- Réalisation ---------- */
.realisation { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.ecrans { position: relative; padding: 0 0 40px 0; }
.ecrans__ordi { border-radius: 12px; overflow: hidden; box-shadow: 0 0 0 1px var(--trait), 0 30px 60px -24px rgb(0 0 0 / .25); }
.ecrans__tel { position: absolute; right: -12px; bottom: 0; width: 28%; border-radius: 22px; overflow: hidden; border: 5px solid var(--noir); box-shadow: 0 24px 48px -16px rgb(0 0 0 / .35); }
.livre { display: grid; gap: 10px; margin: 24px 0 28px; }
.livre li { padding-left: 26px; position: relative; }
.livre li::before { content: ''; position: absolute; left: 2px; top: .45em; width: 12px; height: 7px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }
.mention { font-size: 13px; color: var(--doux); }
.liens { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; margin-bottom: 18px; }
.titre-projet { font-size: clamp(30px, 3.6vw, 44px); }
.pastille { display: inline-block; font-size: 13px; font-weight: 600; padding: 6px 12px; border-radius: 999px; margin-bottom: 16px; background: var(--gris); color: var(--noir); box-shadow: inset 0 0 0 1px var(--trait); }
.pastille--reelle { background: var(--accent); color: #fff; box-shadow: none; }

/* ---------- Méthode et garanties ---------- */
.etapes-methode { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; counter-reset: etape; }
.etapes-methode li { counter-increment: etape; padding-top: 18px; border-top: 2px solid var(--noir); }
.etapes-methode li::before { content: counter(etape, decimal-leading-zero); display: block; font-size: 13px; font-weight: 600; color: var(--accent); margin-bottom: 8px; }
.etapes-methode h3 { font-size: 18px; font-weight: 700; letter-spacing: -.01em; margin-bottom: 6px; }
.etapes-methode p { font-size: 15px; color: var(--doux); }
.garanties { margin-top: clamp(48px, 6vw, 72px); display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.garanties li { background: var(--gris); border-radius: 16px; padding: 20px; font-size: 15px; font-weight: 500; }
.garanties li::before { content: ''; display: block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-bottom: 12px; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; border-top: 1px solid var(--trait); }
.faq details { border-bottom: 1px solid var(--trait); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; font-size: 18px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 24px; font-weight: 400; color: var(--doux); transition: transform .2s var(--sortie); }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 40px 24px 0; color: var(--doux); }

/* ---------- Appel final ---------- */
.appel { text-align: center; }
.appel .titre-section { font-size: clamp(38px, 6vw, 76px); }
.appel .chapeau { margin: 22px auto 34px; }
.appel small { display: block; margin-top: 40px; font-size: 13px; color: #a1a1a6; }

/* Les cartes montent légèrement au survol (souris seulement, jamais avec mouvement réduit) */
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  /* translate (et non transform) pour ne pas entrer en conflit avec l'apparition au défilement */
  .carte, .js .carte.revele { transition: opacity .7s var(--sortie), transform .7s var(--sortie), translate .18s var(--sortie), box-shadow .18s var(--sortie); }
  .carte:hover { translate: 0 -3px; box-shadow: 0 0 0 1px var(--trait), 0 14px 30px -18px rgb(0 0 0 / .25); }
  .carte-offre--avant:hover { box-shadow: inset 0 0 0 1.5px var(--noir), 0 14px 30px -18px rgb(0 0 0 / .25); }
}

/* ---------- Apparition au défilement (seulement si le JS tourne) ---------- */
.js .revele { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--sortie), transform .7s var(--sortie); }
.js .revele.visible { opacity: 1; transform: none; }

/* ---------- Pages secondaires ---------- */
.page-entete { padding: clamp(56px, 8vw, 104px) 0 clamp(24px, 4vw, 48px); }
.page-entete .titre-section { font-size: clamp(40px, 6.5vw, 80px); letter-spacing: -.045em; }
.page-404 { min-height: 60vh; }
.bloc--serre { padding-top: clamp(24px, 4vw, 48px); }
.centre { text-align: center; margin-top: 20px; }
.garanties--blanc li { background: #fff; }

.capture-large { border-radius: 14px; overflow: hidden; box-shadow: 0 0 0 1px var(--trait), 0 40px 80px -30px rgb(0 0 0 / .3); }
.telephones { display: flex; gap: 20px; justify-content: center; }
.telephone { width: min(240px, 46%); border-radius: 28px; overflow: hidden; border: 6px solid var(--noir); box-shadow: 0 24px 48px -16px rgb(0 0 0 / .35); }
.telephone + .telephone { margin-top: 48px; }

.details { display: grid; gap: 20px; }
.detail { border-top: 1px solid var(--trait); padding-top: 28px; }
.detail h3 { font-size: 24px; font-weight: 700; letter-spacing: -.02em; margin-bottom: 18px; }
.detail__grille { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 24px; font-size: 15px; color: var(--doux); }
.detail h4 { font-size: 13px; font-weight: 600; color: var(--texte); margin-bottom: 8px; }
.detail li + li { margin-top: 6px; }
.maintenance { margin-top: 48px; background: var(--gris); border-radius: 20px; padding: 32px; }
.maintenance h3 { font-size: 22px; font-weight: 700; letter-spacing: -.02em; margin-bottom: 8px; }
.maintenance p { color: var(--doux); max-width: 680px; }

.prose { max-width: 760px; }
.prose h2 { font-size: 22px; font-weight: 700; letter-spacing: -.02em; margin: 40px 0 10px; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: #3a3a3c; }
.prose p + p { margin-top: 10px; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.contact { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.contact__aside { background: var(--gris); border-radius: 20px; padding: 28px; }
.contact__aside h2 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.contact__aside h2 + p { margin-top: 0; }
.contact__aside p + h2 { margin-top: 28px; }
.contact__aside p { color: var(--doux); margin-top: 6px; }
.suite { counter-reset: suite; display: grid; gap: 10px; color: var(--doux); font-size: 15px; }
.suite li { counter-increment: suite; padding-left: 28px; position: relative; }
.suite li::before { content: counter(suite); position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 50%; background: var(--noir); color: #fff; font-size: 12px; font-weight: 600; display: grid; place-items: center; }

/* ---------- Formulaire de devis ---------- */
.formulaire { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.champ { display: grid; gap: 6px; }
.champ:has(textarea), .champ:has(#activite), .champ:has(#site) { grid-column: 1 / -1; }
.champ label { font-size: 14px; font-weight: 600; }
.champ__aide { font-weight: 400; color: var(--doux); margin-left: 6px; }
.champ input, .champ select, .champ textarea { width: 100%; border: 1px solid #d2d2d7; border-radius: 12px; padding: 12px 14px; font-size: 16px; background: #fff; transition: border-color .2s; }
.champ textarea { resize: vertical; min-height: 140px; }
.champ input:focus, .champ select:focus, .champ textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.champ [aria-invalid="true"] { border-color: #b3261e; }
.champ__erreur { font-size: 14px; color: #b3261e; }
.piege { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.formulaire .bouton { justify-self: start; }
.formulaire .bouton[disabled] { opacity: .6; cursor: wait; }
.formulaire__note { grid-column: 1 / -1; font-size: 13px; color: var(--doux); }
.formulaire__note a { text-decoration: underline; }
.formulaire__statut { border-radius: 16px; padding: 20px 22px; margin-bottom: 24px; background: var(--gris); }
.formulaire__statut--ok { background: #e8f3ef; color: #0f3d30; }
.formulaire__statut--erreur { background: #fdf0ef; color: #6b1a14; }
.formulaire__statut a { font-weight: 600; text-decoration: underline; }
/* Retour du serveur quand le formulaire est envoyé sans JS (/contact.html#envoye ou #echec). */
.retour { display: none; }
.retour:target { display: block; }

@media (max-width: 960px) {
  .detail__grille { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; }
  .grille--4 { grid-template-columns: repeat(2, 1fr); }
  .realisation { grid-template-columns: 1fr; }
  .etapes-methode, .garanties { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .grille--3, .grille--4, .etapes-methode, .garanties, .detail__grille, .formulaire { grid-template-columns: 1fr; }
  .apercu__etiquette { font-size: 12px; padding: 8px 14px; bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .entree { animation: none; opacity: 1; transform: none; filter: none; }
  .apercu img { transition: none; }
  .js .revele { opacity: 1; transform: none; transition: none; }
}