/* =================================================================
   Réservation de radeaux de survie — Ports du Morbihan
   Charte : bleu marine #00457A / bleu clair #2EA3F2 / bleu-vert #7EBEC5
            + couleurs Bib'n'Go : teal #015060, corail #EE7456, jaune #FFDC70
   ================================================================= */

:root {
  --marine:       #00457A;
  --marine-fonce: #01355E;
  --teal:         #015060;
  --bleu:         #2EA3F2;
  --clair:        #7EBEC5;
  --corail:       #EE7456;
  --corail-fonce: #DC5F40;
  --jaune:        #FFDC70;

  --texte:        #2C3E48;
  --texte-doux:   #6B7A84;
  --bordure:      #DFE9EF;
  --fond:         #F2F7FA;
  --blanc:        #FFFFFF;

  --ombre:        0 2px 14px rgba(0, 69, 122, .08);
  --ombre-forte:  0 10px 40px rgba(0, 69, 122, .16);
  --rayon:        14px;
  --titre: "Jost", "Century Gothic", "Trebuchet MS", sans-serif;
  --corps: "Open Sans", -apple-system, BlinkMacSystemFont, Segoe UI, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--corps);
  font-size: 16px;
  line-height: 1.6;
  color: var(--texte);
  background: var(--fond);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .titre {
  font-family: var(--titre);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.2;
  margin: 0 0 .5em;
  color: var(--marine);
}

a { color: var(--marine); }

.conteneur { width: min(1120px, 100% - 40px); margin-inline: auto; }

/* ----------------------------- En-tête ------------------------- */

.entete {
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
  position: sticky; top: 0; z-index: 40;
}
.entete__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 14px 0; min-height: 76px;
}
.marque { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.marque img { height: 42px; width: auto; display: block; flex: none; }
.marque__texte { font-family: var(--titre); font-weight: 600; font-size: 17px; color: var(--marine); line-height: 1.15; }
.marque__texte small { display: block; font-family: var(--corps); font-weight: 400; font-size: 12.5px; color: var(--texte-doux); letter-spacing: .02em; }
.entete__contact { font-size: 14px; color: var(--texte-doux); text-align: right; }
.entete__contact a { color: var(--marine); font-weight: 600; text-decoration: none; }
.entete__contact a:hover { text-decoration: underline; }

/* ----------------------------- Bandeau ------------------------- */

.hero {
  position: relative;
  background:
    linear-gradient(rgba(1, 53, 94, .78), rgba(1, 80, 96, .82)),
    url("../img/mer.svg") center/cover no-repeat, var(--marine);
  color: var(--blanc);
  padding: 62px 0 118px;
  text-align: center;
}
.hero h1 { color: var(--blanc); font-size: clamp(28px, 5vw, 46px); margin-bottom: .35em; }
.hero p { margin: 0 auto; max-width: 620px; color: #D6E7EC; font-size: clamp(15px, 2vw, 18px); }
.hero__badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 26px; }
.hero__badges span {
  background: rgba(255, 255, 255, .13); border: 1px solid rgba(255, 255, 255, .22);
  padding: 7px 15px; border-radius: 30px; font-size: 13.5px; backdrop-filter: blur(3px);
}

/* ------------------------- Carte réservation ------------------- */

.reservation {
  background: var(--blanc);
  border-radius: var(--rayon);
  box-shadow: var(--ombre-forte);
  margin-top: -78px;
  position: relative; z-index: 10;
  overflow: hidden;
}

.etapes {
  display: flex; list-style: none; margin: 0; padding: 0;
  background: #F7FAFC; border-bottom: 1px solid var(--bordure);
  overflow-x: auto; scrollbar-width: none;
}
.etapes::-webkit-scrollbar { display: none; }
.etapes li {
  flex: 1 0 auto; display: flex; align-items: center; gap: 9px;
  padding: 15px 18px; font-size: 14px; color: var(--texte-doux); white-space: nowrap;
  border-right: 1px solid var(--bordure);
}
.etapes li:last-child { border-right: 0; }
.etapes li b {
  width: 25px; height: 25px; border-radius: 50%; background: #E1EBF1; color: var(--texte-doux);
  display: grid; place-items: center; font-size: 13px; font-weight: 700; flex: none;
}
.etapes li.active { color: var(--marine); font-weight: 600; background: var(--blanc); }
.etapes li.active b { background: var(--corail); color: #fff; }
.etapes li.faite b { background: #D8EFE0; color: #1C7A45; }

.panneau { padding: 30px; display: none; }
.panneau.visible { display: block; animation: apparait .28s ease; }
@keyframes apparait { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.panneau__titre { font-family: var(--titre); font-size: 22px; color: var(--marine); margin: 0 0 4px; }
.panneau__aide { color: var(--texte-doux); font-size: 14.5px; margin: 0 0 22px; }

/* ----------------------------- Calendrier ---------------------- */

.cal { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.cal__mois { min-width: 0; }
.cal__barre { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.cal__titre { font-family: var(--titre); font-weight: 600; font-size: 16.5px; color: var(--marine); text-transform: capitalize; }
.cal__nav {
  border: 1px solid var(--bordure); background: var(--blanc); color: var(--marine);
  width: 34px; height: 34px; border-radius: 8px; cursor: pointer; font-size: 17px; line-height: 1;
}
.cal__nav:hover:not(:disabled) { background: var(--marine); color: #fff; border-color: var(--marine); }
.cal__nav:disabled { opacity: .3; cursor: not-allowed; }
/* Doublon du bouton « mois suivant » : masqué sur grand écran, mais il conserve
   sa place pour que le titre du mois reste centré. */
.cal__nav--mobile { visibility: hidden; pointer-events: none; }

.cal__grille { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.cal__jour-nom { text-align: center; font-size: 11.5px; font-weight: 700; color: var(--texte-doux);
                 text-transform: uppercase; letter-spacing: .04em; padding-bottom: 6px; }
.cal__case {
  aspect-ratio: 1 / 1; border: 0; background: transparent; border-radius: 8px;
  font-family: inherit; font-size: 14.5px; color: var(--texte); cursor: pointer;
  display: grid; place-items: center; transition: background .12s, color .12s;
}
.cal__case:hover:not(:disabled) { background: #E3F0F8; }
.cal__case:disabled { color: #C3D0D8; cursor: not-allowed; }
.cal__case.vide { visibility: hidden; cursor: default; }
.cal__case.dans { background: #E3F0F8; border-radius: 0; }
.cal__case.debut, .cal__case.fin { background: var(--marine); color: #fff; font-weight: 700; }
.cal__case.debut { border-radius: 8px 0 0 8px; }
.cal__case.fin   { border-radius: 0 8px 8px 0; }
.cal__case.debut.fin { border-radius: 8px; }
.cal__case.aujourdhui:not(.debut):not(.fin) { box-shadow: inset 0 0 0 1.5px var(--clair); }

.cal__resume {
  margin-top: 24px; padding: 16px 18px; background: #F4F9FB;
  border: 1px solid var(--bordure); border-radius: 10px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; font-size: 14.5px;
}
.cal__resume strong { color: var(--marine); }
.cal__resume .vide { color: var(--texte-doux); }

/* ----------------------------- Lieux / radeaux ----------------- */

.lieu { border: 1px solid var(--bordure); border-radius: 12px; margin-bottom: 18px; overflow: hidden; }
.lieu__entete { background: #F7FAFC; padding: 14px 18px; border-bottom: 1px solid var(--bordure); }
.lieu__nom { font-family: var(--titre); font-size: 17.5px; font-weight: 600; color: var(--marine); }
.lieu__adresse { font-size: 13.5px; color: var(--texte-doux); }

.radeau {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  padding: 16px 18px; border-top: 1px solid #EEF4F7; cursor: pointer;
  transition: background .12s;
}
.lieu__entete + .radeau { border-top: 0; }
.radeau:hover { background: #F9FCFD; }
.radeau input { accent-color: var(--corail); width: 19px; height: 19px; flex: none; cursor: pointer; }
.radeau__infos { flex: 1 1 240px; min-width: 0; }
.radeau__nom { display: block; font-weight: 600; font-size: 15.5px; }
.radeau__desc { display: block; font-size: 13.5px; color: var(--texte-doux); margin-top: 1px; }
.radeau__stock { display: block; font-size: 12.5px; color: #1C7A45; font-weight: 600; margin-top: 4px; }
.radeau__stock.tendu { color: var(--corail-fonce); }
.radeau__prix { text-align: right; flex: none; }
.radeau__total { display: block; font-family: var(--titre); font-size: 21px; font-weight: 600;
                 color: var(--marine); line-height: 1.2; }
.radeau__jour { display: block; font-size: 12.5px; color: var(--texte-doux); }
.radeau.choisi { background: #FFF6F3; box-shadow: inset 3px 0 0 var(--corail); }

/* ----------------------------- Formulaire ---------------------- */

.grille2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
.champ { display: flex; flex-direction: column; gap: 6px; }
.champ label { font-size: 14px; font-weight: 600; }
.champ input {
  padding: 12px 14px; border: 1px solid #CFDDE5; border-radius: 9px;
  font-size: 15.5px; font-family: inherit; color: var(--texte); background: var(--blanc);
}
.champ input:focus { outline: none; border-color: var(--marine); box-shadow: 0 0 0 3px rgba(0, 69, 122, .12); }
.champ input:invalid:not(:placeholder-shown) { border-color: #E5A79A; }
.champ small { font-size: 12.5px; color: var(--texte-doux); }

.recap { background: #F4F9FB; border: 1px solid var(--bordure); border-radius: 11px; padding: 18px 20px; margin-bottom: 24px; }
.recap__ligne { display: flex; justify-content: space-between; gap: 16px; padding: 7px 0; font-size: 14.5px; }
.recap__ligne + .recap__ligne { border-top: 1px solid #E6EDF1; }
.recap__ligne span:first-child { color: var(--texte-doux); }
.recap__ligne span:last-child { font-weight: 600; text-align: right; }
.recap__total { border-top: 2px solid var(--marine) !important; margin-top: 4px; padding-top: 12px !important; }
.recap__total span:last-child { font-family: var(--titre); font-size: 23px; color: var(--marine); }

.conditions { display: flex; gap: 11px; align-items: flex-start; font-size: 13.5px; color: var(--texte-doux); margin-top: 20px; }
.conditions input { accent-color: var(--corail); width: 18px; height: 18px; flex: none; margin-top: 2px; }

/* ----------------------------- Boutons ------------------------- */

.actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; margin-top: 26px; }
.btn {
  font-family: var(--titre); font-size: 16px; font-weight: 600; letter-spacing: .01em;
  border: 0; border-radius: 9px; padding: 14px 30px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 9px; text-decoration: none;
  transition: background .15s, transform .08s, box-shadow .15s;
}
.btn:active { transform: translateY(1px); }
.btn--principal { background: var(--corail); color: #fff; box-shadow: 0 3px 12px rgba(238, 116, 86, .34); }
.btn--principal:hover:not(:disabled) { background: var(--corail-fonce); }
.btn--principal:disabled { background: #D8E2E8; color: #93A6B1; box-shadow: none; cursor: not-allowed; }
.btn--secondaire { background: transparent; color: var(--marine); border: 1px solid #CFDDE5; }
.btn--secondaire:hover { background: #EDF4F8; }
.btn--marine { background: var(--marine); color: #fff; }
.btn--marine:hover { background: var(--marine-fonce); }

/* ----------------------------- Messages ------------------------ */

.msg { border-radius: 9px; padding: 13px 16px; font-size: 14.5px; margin-bottom: 18px; }
.msg--erreur { background: #FDECEA; border-left: 4px solid #D93025; color: #8B1C14; }
.msg--info   { background: #EAF4FB; border-left: 4px solid var(--bleu); color: #14486E; }
.msg--vide   { background: #FFF8E6; border-left: 4px solid var(--jaune); color: #7A5B00; }
.msg--ok     { background: #E7F6ED; border-left: 4px solid #1C7A45; color: #155E35; }

.chargement { display: flex; align-items: center; gap: 12px; color: var(--texte-doux); font-size: 14.5px; padding: 26px 0; }
.spin { width: 21px; height: 21px; border: 2.5px solid #DCE8EF; border-top-color: var(--corail);
        border-radius: 50%; animation: tourne .7s linear infinite; flex: none; }
@keyframes tourne { to { transform: rotate(360deg); } }

/* ----------------------------- Rassurance ---------------------- */

.atouts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; margin: 56px 0; }
.atout { background: var(--blanc); border-radius: 12px; padding: 24px; box-shadow: var(--ombre); }
.atout__icone { width: 42px; height: 42px; border-radius: 10px; background: #E8F3F6; color: var(--teal);
                display: grid; place-items: center; margin-bottom: 14px; }
.atout h3 { font-size: 16.5px; margin-bottom: 6px; }
.atout p { margin: 0; font-size: 14px; color: var(--texte-doux); }

/* ----------------------------- Pied de page -------------------- */

.pied { background: var(--teal); color: #C9DFE4; padding: 40px 0 30px; margin-top: 60px; font-size: 14px; }
.pied a { color: var(--jaune); text-decoration: none; }
.pied a:hover { text-decoration: underline; }
.pied__cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 26px; }
.pied h4 { color: #fff; font-family: var(--titre); font-size: 15px; margin: 0 0 10px; }
.pied__bas { border-top: 1px solid rgba(255, 255, 255, .13); margin-top: 26px; padding-top: 18px;
             font-size: 12.5px; color: #9FC2C9; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }

/* ----------------------------- Page résultat ------------------- */

.resultat { max-width: 660px; margin: 50px auto 0; background: var(--blanc);
            border-radius: var(--rayon); box-shadow: var(--ombre-forte); overflow: hidden; }
.resultat__haut { padding: 38px 34px 30px; text-align: center; }
.resultat__haut--ok { background: linear-gradient(160deg, #0C6B46, #128757); color: #fff; }
.resultat__haut--stop { background: linear-gradient(160deg, var(--marine), var(--teal)); color: #fff; }
.resultat__haut h1 { color: #fff; font-size: 27px; margin-bottom: 8px; }
.resultat__haut p { margin: 0; opacity: .9; }
.resultat__ref { display: inline-block; margin-top: 18px; background: rgba(255, 255, 255, .17);
                 border: 1px solid rgba(255, 255, 255, .3); border-radius: 8px;
                 padding: 10px 22px; font-family: var(--titre); font-size: 22px; letter-spacing: 3px; }
.resultat__corps { padding: 30px 34px 36px; }

/* ----------------------------- Responsive ---------------------- */

@media (max-width: 860px) {
  .cal { grid-template-columns: 1fr; gap: 20px; }
  .cal__mois--2 { display: none; }
  .cal__nav--mobile { visibility: visible; pointer-events: auto; }
  .grille2 { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .conteneur { width: min(1120px, 100% - 24px); }
  .hero { padding: 44px 0 100px; }
  .panneau { padding: 22px 18px; }
  .etapes li { padding: 12px 14px; font-size: 13px; }
  .entete__contact { display: none; }
  .radeau__prix { text-align: left; }
  .actions .btn { flex: 1 1 100%; justify-content: center; }
  .resultat__haut, .resultat__corps { padding-inline: 22px; }
}

@media print {
  .entete, .hero, .pied, .actions, .atouts { display: none !important; }
  body { background: #fff; }
  .resultat { box-shadow: none; }
}