/* =======================================================================
   0) RESET & VARIABLES (GLOBAL)
======================================================================= */
*,
*::before,
*::after { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  /* Thème global */
  --primary: #2a4d69;
  --secondary: #4b86b4;
  --accent: #f7ca18;
  --background: #f6f6f6;
  --white: #fff;
  --text: #222;

  /* Layout */
  --nav-height: 70px;

  /* Cards */
  --radius: 16px;
  --shadow: 0 6px 20px rgba(42,77,105,0.08);
}

/* =======================================================================
   1) BASE (GLOBAL)
======================================================================= */
html, body { background: var(--background); color: var(--text); }
body {
  font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: var(--nav-height);
}
.nowrap { white-space: nowrap; }

/* Titres & textes (centrage/justif par défaut où c’était utilisé) */
h1, h2, h3 { text-align: center; }
p, li { text-align: justify; text-justify: inter-word; }

/* Liens logo cliquable sans changer le style */
.logo-link { display: flex; align-items: center; gap: 8px; text-decoration: none; color: inherit; }
.logo-link span { font: inherit; }

/* =======================================================================
   2) NAVIGATION (GLOBAL, pour toutes les pages)
======================================================================= */
nav{
  position: fixed; top: 0; left: 0; width: 100%;
  height: var(--nav-height);
  background: var(--primary); color: var(--white);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 4vw; z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.09);
}
nav .logo { display: flex; align-items: center; gap: 12px; }
nav .logo img { height: 38px; width: auto; }
nav .logo span { font-size: 1.5em; font-weight: 700; letter-spacing: 1px; }

nav .nav-links { list-style: none; display: flex; gap: 28px; }
nav .nav-links a{
  color: var(--white); text-decoration: none;
  font-weight: 500; font-size: .95em;
  padding: 6px 10px; border-radius: 20px; transition: background .2s;
}
nav .nav-links a:hover,
nav .nav-links a.active { background: var(--secondary); color: var(--accent); }

/* ====== BURGER (desktop -> caché / mobile -> visible) ====== */
.burger{
  display: none;
  width: 40px; height: 40px; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center;
}
.burger span{
  width: 27px; height: 3.6px; background: var(--white);
  border-radius: 3px; margin: 4.2px 0; transition: .23s;
}
/* Anim en croix */
.burger.open span:nth-child(1){ transform: rotate(45deg) translate(5px,6px); }
.burger.open span:nth-child(2){ opacity: 0; }
.burger.open span:nth-child(3){ transform: rotate(-45deg) translate(6px,-7px); }

/* Ligne "fermer" cachée sur desktop */
.nav-close-li{ display: none; }

@media (max-width: 900px){
  /* Afficher le burger sur mobile */
  .burger{ display: flex; }

  /* Panneau latéral mobile (scrollable) */
  nav .nav-links{
    position: fixed;
    top: 0;
    right: -101vw;
    background: var(--primary);
    flex-direction: column;
    align-items: flex-start;

    width: 77vw;
    height: 100dvh;               /* mieux que 100vh sur mobile */
    max-height: 100dvh;
    overflow-y: auto;             /* ✅ le menu défile */
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;

    padding: 0 18px 18px;
    padding-top: env(safe-area-inset-top, 8px);
    padding-bottom: calc(28px + env(safe-area-inset-bottom));

    box-shadow: -2px 0 18px rgba(0,0,0,0.09);
    transition: right .28s cubic-bezier(.77,0,.18,1);
    z-index: 1200;
    gap: 26px; font-size: 1.14em;
  }
  nav .nav-links.open{ right: 0; }

  /* Bandeau du haut du panneau avec la croix */
  nav .nav-links .nav-close-li{
    display:flex;
    justify-content:flex-end;    /* 👈 pousse le X à droite */
    width:100%;
    padding: 10px;               /* 👈 réduit l’espace vertical */
    border-bottom: 1px solid #446b8a2a;
    margin-bottom: 6px;
    background: var(--primary);
  }
  .nav-close{
    font-size: 2em;            /* 👈 taille du X réduite */
    width: 28px; height: 28px;   /* 👈 bouton compact */
    border: none; background: none; color: #fff;
    cursor: pointer; line-height: 1;
    display:flex; align-items:center; justify-content:center;
  }

  /* Liens du panneau */
  nav .nav-links li{ width: 100%; }
  nav .nav-links li:not(.nav-close-li){ padding-left: 24px; }
  nav .nav-links li a{
    display:block; width:100%;
    padding: 16px 4px 14px 6px;
    border-radius: 8px; font-size: 1.16em;
  }

  /* Empêche la page de scroller quand le menu est ouvert */
  body.menu-open{
    overflow: hidden;
    touch-action: none;
  }
}

/* Auth util */
.nav-auth-hide { display: none !important; }

/* =======================================================================
   3) BOUTONS (GLOBAL)
======================================================================= */
.cta-button{
  background: var(--primary); color: var(--white);
  font-size: 1.15em; font-weight: 600;
  border: none; padding: 15px 34px; border-radius: 35px;
  text-decoration: none; box-shadow: 0 3px 8px rgba(42,77,105,0.09);
  cursor: pointer; transition: background .2s, color .2s;
}
.cta-button:hover{ background: var(--accent); color: var(--primary); }

/* =======================================================================
   4) FOOTER (GLOBAL)
======================================================================= */
footer {
  width: 100%;
  background: var(--primary);
  color: var(--white);
  padding: 36px 4vw 24px;
  margin-top: 48px;
  box-sizing: border-box;
}

.footer-content {
  max-width: 1150px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 28px;
}

.footer-content p {
  flex: 1 1 240px;
  font-size: 1em;
  margin: 0;
  line-height: 1.4;
}

.footer-content ul {
  flex: 2 1 360px;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  margin: 0;
  padding: 0;
  justify-content: flex-end;
}

.footer-content li {
  min-width: 100px;
}

.footer-content a {
  color: var(--accent);
  text-decoration: none;
  font-size: 1em;
  font-weight: 500;
  transition: color 0.2s;
}
.footer-content a:hover {
  color: var(--white);
}

/* ----- Responsive mobile ----- */
@media (max-width: 800px) {
  footer {
    padding: 24px 6vw 18px;
    text-align: center;
  }
  .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }
  .footer-content p {
    flex: unset;
    font-size: 0.95em;
  }
  .footer-content ul {
    flex: unset;
    justify-content: center;
    gap: 10px 18px;
  }
  .footer-content li {
    min-width: auto;
  }
}

/* =======================================================================
   5) PAGE ACCUEIL (index.html)
      - Hero
      - Avantages
======================================================================= */
/* Hero */
.hero{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:center;
  background: linear-gradient(120deg, #eaf6fb 50%, #fff 100%);
  padding: 56px 0 40px; min-height: 450px;
}
.hero-content{ flex:1 1 340px; max-width:540px; padding:32px; }
.hero-content h1{
  font-size: 2.5em; color: var(--primary);
  margin-bottom: 1px; line-height: 1.13;
}
.hero-content .highlight{ color: var(--accent); }
.hero-content p{ font-size: 1.28em; margin-bottom: 28px; color: var(--secondary); }

.hero-media{
  flex:1 1 320px; max-width:480px; display:flex; flex-direction:column; align-items:center; gap:18px; padding:16px;
}
.hero-media iframe, .hero-media img{
  width:100%; max-width:400px; height:230px; object-fit:cover;
  border-radius: 16px; box-shadow: 0 6px 32px rgba(42,77,105,0.08); background:#cdd4db;
}

/* Avantages */
.advantages{ padding: 56px 0; }
.advantages h2{
  color: var(--primary); font-size: 2em; margin-bottom: 36px; font-weight: 700;
}
.advantages-list{
  display:flex; flex-wrap:wrap; justify-content:center; align-items:stretch; gap:36px;
  width: 90vw; max-width: 1200px; margin: 0 auto;
}
.advantage{
  background: var(--white); border-radius: 22px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  padding: 36px 24px 24px; min-width: 220px; max-width: 330px; flex: 1 1 240px;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; transition: transform .16s, box-shadow .16s;
}
.advantage:hover{ transform: translateY(-6px) scale(1.03); box-shadow: 0 6px 24px rgba(42,77,105,0.14); }
.advantage h3{ color: var(--secondary); font-size: 1.15em; margin-bottom: 10px; font-weight: 600; }
.advantage p{ color: #444; font-size: 1em; }

@media (max-width: 700px){
  .advantages-list{ flex-direction: column; width: 80vw; gap: 14px; }
  .advantage{ max-width: 80vw; }
}

/* ==== HERO VIDEO (portrait, responsive) ==== */
.video-card{
  position: relative;
  width:100%;
  max-width:400px;
  border-radius:16px;
  overflow:hidden;
  background:#cdd4db;
  box-shadow:0 6px 32px rgba(42,77,105,0.08);
}
.video-fit{
  display:block;
  width:100%;
  aspect-ratio: 9 / 16;   /* vidéo verticale smartphone */
  height:auto;
  object-fit:cover;
}

/* Contrôles custom superposés — cachés par défaut, visibles quand PAUSE */
.video-controls{
  position:absolute; left:0; right:0; bottom:0;
  display:none;                   /* masqué en lecture */
  align-items:center; gap:10px;
  padding:10px 12px;
  background: linear-gradient(0deg, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.00) 100%);
}
.video-card.paused .video-controls{ display:flex; }  /* visible seulement en pause */

.vc-btn{
  appearance:none; border:none; outline:none; cursor:pointer;
  width:42px; height:42px; border-radius:50%;
  background: rgba(0,0,0,0.55); color:#fff; font-size:18px;
  display:flex; align-items:center; justify-content:center;
  transition: background .2s ease;
}
.vc-btn:hover{ background: rgba(0,0,0,0.8); }

/* Barre de progression */
.vc-seek{
  -webkit-appearance:none; appearance:none;
  flex:1; height:6px; border-radius:999px;
  background: rgba(255,255,255,0.4); cursor:pointer;
}
.vc-seek::-webkit-slider-thumb{
  -webkit-appearance:none; appearance:none;
  width:16px; height:16px; border-radius:50%;
  background:#fff; box-shadow:0 0 0 3px rgba(255,255,255,0.35);
}
.vc-seek::-moz-range-thumb{
  width:16px; height:16px; border-radius:50%;
  background:#fff; border:none;
  box-shadow:0 0 0 3px rgba(255,255,255,0.35);
}

/* Desktop : on laisse les contrôles natifs, pas nos customs */
@media (min-width: 701px){
  #heroVideo{ controls: true; }
  .video-controls{ display:none !important; }
}

/* Mobile : masquer les contrôles natifs capricieux d’iOS/Android */
@media (max-width: 700px){
  #heroVideo::-webkit-media-controls{ display:none !important; }
  #heroVideo::-moz-media-controls{ display:none !important; }
}


/* =======================================================================
   6) PAGE KITS (kits.html)
======================================================================= */
.kit-main{
  max-width: 1200px; margin: 0 auto; padding: 40px 16px 0;
  display:flex; flex-direction:column; gap:48px;
}
.kit-hero{
  display:flex; flex-wrap:wrap; gap:40px; align-items:center;
  background: linear-gradient(120deg, #eaf6fb 60%, #fff 100%);
  border-radius: 18px; box-shadow: 0 4px 24px rgba(42,77,105,0.07);
  padding: 36px 18px;
}
.kit-hero-media{
  flex:1 1 320px; min-width:240px; display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.kit-hero-media img, .kit-hero-media iframe{
  width:100%; max-width:350px; border-radius: 16px; margin-bottom:8px;
  box-shadow: 0 8px 24px rgba(42,77,105,0.13); object-fit:cover; background:#d3e6ef;
}
.kit-hero-info{ flex:2 1 340px; min-width:260px; display:flex; flex-direction:column; gap:18px; }
.kit-hero-info h1{ font-size: 2.1em; color: var(--primary); line-height: 1.14; }
.kit-hero-info p{ font-size: 1.18em; color: var(--secondary); }

.kit-price{
  font-size: 2.2em; font-weight: 700; color: var(--accent);
  display:flex; align-items:center; justify-content:center; gap:15px; margin-bottom: 8px;
}
.kit-content{
  background: var(--white); border-radius: 14px; box-shadow: 0 4px 20px rgba(42,77,105,0.09);
  padding: 30px 22px 24px 32px; max-width: 660px; margin: 0 auto;
}
.kit-content h2{ color: var(--primary); font-size: 1.3em; margin-bottom: 18px; font-weight: 700; }
.kit-content ul{ list-style: disc; padding-left: 18px; }
.kit-content li{ font-size: 1.08em; color:#2a4d69; line-height: 1.5; }

.kit-order{
  background: linear-gradient(90deg, #f7ca18 30%, #fff 100%);
  border-radius: 15px; box-shadow: 0 2px 10px rgba(42,77,105,0.07);
  padding: 32px 22px; max-width: 520px; margin: 0 auto 32px; text-align:center;
}
.kit-order h2{ color: var(--primary); font-size: 1.22em; margin-bottom: 14px; }

@media (max-width: 950px){
  .kit-hero{ flex-direction: column; gap:22px; padding: 22px 8px; }
  .kit-hero-media, .kit-hero-info{ max-width: 98vw; min-width: 0; }
}
@media (max-width: 650px){
  .kit-main{ padding: 6px 2vw 0; gap: 24px; }
  .kit-content, .kit-order{ padding: 16px 5vw; max-width: 97vw; }
}

/* =======================================================================
   7) PAGE GUIDE (guide.html)
======================================================================= */
.guide-main{
  max-width: 980px; margin: 0 auto; padding: 44px 14px 10px;
  display:flex; flex-direction:column; gap:36px;
}
.guide-header h1{ color: var(--primary); font-size: 2.1em; margin-bottom: 8px; }
.guide-header p{ font-size: 1.1em; color: var(--secondary); margin-bottom: 16px; }

.guide-slogan{ display:block; font-size: 1.13em; font-weight: 700; color: var(--accent); margin-top: 4px; }
.guide-video{ display:flex; justify-content:center; align-items:center; margin: 14px 0 8px; }
.guide-video iframe{
  width:100%; max-width:530px; height:300px; border:0;
  border-radius: 16px; box-shadow: 0 8px 24px rgba(42,77,105,0.13); background:#eaf6fb;
}

.guide-steps{
  background: var(--white); border-radius: 15px; box-shadow: 0 2px 16px rgba(42,77,105,0.07);
  padding: 32px 20px;
}
.guide-steps h2{ color: var(--primary); font-size: 1.23em; margin-bottom: 12px; }
.guide-steps ol{ list-style: decimal inside; padding-left: 8px; margin: 0; }
.guide-steps li{ margin-bottom: 18px; font-size: 1.13em; line-height: 1.56; color: #314363; }
.guide-steps b{ color: var(--secondary); }

.guide-step-img{
  width:100%; max-width:420px; margin:10px 0 24px;
  border-radius: 12px; box-shadow: 0 2px 12px rgba(42,77,105,0.08); display:block;
}

.guide-tips{
  background:#eaf6fb; border-radius:14px; box-shadow: 0 2px 12px rgba(42,77,105,0.08);
  padding: 22px 18px;
}
.guide-tips h2{ color: var(--primary); font-size: 1.13em; margin-bottom: 8px; }
.guide-tips ul{ list-style: disc inside; padding-left: 6px; }
.guide-tips li{ font-size: 1.09em; color: #24526d; margin-bottom: 8px; }

.guide-faq{ margin-top: 22px; }
.guide-faq h2{ color: var(--secondary); margin-bottom: 8px; }

@media (max-width: 700px){
  .guide-video iframe{ height: 180px; max-width: 98vw; }
  .guide-main{ padding: 18px 2vw 4px; gap: 22px; }
  .guide-steps, .guide-tips{ padding: 13px 6vw; }
}

/* =======================================================================
   8) PAGE INSTALLATIONS (installations.html)
======================================================================= */
.install-gallery{
  display:flex; flex-direction:column; align-items:center;
  gap:40px; margin:40px 0 0; padding:0;
}
.gallery-item{
  position:relative; width:80%; max-width:1600px; overflow:hidden;
  border-radius: 15px; box-shadow: 0 4px 25px rgba(0,0,0,0.15);
}
.gallery-item img, .gallery-item iframe{
  width:100%; height:auto; max-height: 90vh; object-fit:cover;
  display:block; background:#b7cfe4; border-radius: 15px;
  transition: transform .3s ease, opacity .3s ease;
}
.gallery-item:hover img, .gallery-item:hover iframe{ transform: scale(1.02); }

.gallery-caption{
  position:absolute; left:20px; bottom:20px;
  background: rgba(0,0,0,0.6); color:#fff; padding:10px 15px;
  border-radius:8px; font-size:1em; opacity:0; transform: translateY(20px);
  transition: opacity .4s ease, transform .4s ease;
}
.gallery-item:hover .gallery-caption{ opacity:1; transform: translateY(0); }

@media (max-width: 700px){
  .gallery-item{ width:96%; border-radius: 10px; }
  .gallery-caption{ font-size: .9em; padding: 8px 12px; bottom: 12px; left: 12px; }
}

/* =======================================================================
   9) PAGE CONTACT (contact.html)
======================================================================= */
.contact-main{
  max-width: 900px; margin: 0 auto; padding: 54px 16px 14px;
  display:flex; flex-direction:column; gap:34px;
}
.contact-header h1{ color: var(--primary); font-size: 2em; margin-bottom: 6px; }
.contact-header p{ font-size: 1.16em; color: var(--secondary); }

.contact-grid{ display:flex; flex-wrap:wrap; gap:38px; justify-content:center; }
.contact-form{
  background: var(--white); border-radius: 17px; box-shadow: 0 2px 18px rgba(42,77,105,0.09);
  padding: 34px 30px 24px; min-width:260px; max-width:390px; flex: 1 1 340px;
  display:flex; flex-direction:column; gap:14px;
}
.contact-form label{ font-weight: 600; color: var(--primary); margin-bottom: 3px; text-align: left; }
.contact-form input, .contact-form textarea{
  padding: 9px 12px; border-radius: 9px; border: 1.3px solid #c3d5e6; background:#f6f9fc;
  font-size: 1.05em; font-family: inherit; color:#24435d; resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus{ border: 1.4px solid var(--primary); outline: none; }
.contact-form .cta-button{ width: fit-content; align-self: flex-end; margin-top: 8px; }

.contact-infos{
  background:#eaf6fb; border-radius:17px; box-shadow: 0 2px 10px rgba(42,77,105,0.08);
  padding: 30px 24px 22px 34px; min-width: 220px; max-width: 330px; flex: 1 1 240px;
  display:flex; flex-direction:column; gap:11px;
}
.contact-infos h2, .contact-infos h3{ color: var(--secondary); }
.contact-infos p{ font-size: 1.04em; color:#29507b; }
.contact-infos a{ color: var(--primary); text-decoration: underline; }

.contact-map iframe{
  width: 100%; min-height: 150px; border: 0;
  border-radius: 9px; margin-top: 9px; box-shadow: 0 1px 7px rgba(42,77,105,0.10);
}

@media (max-width: 700px){
  .contact-main{ padding: 19px 2vw 8px; gap: 18px; }
  .contact-grid{ flex-direction: column; gap: 18px; }
  .contact-form, .contact-infos{ max-width: 97vw; padding: 17px 6vw; }
}

/* =======================================================================
   10) PAGE COMMANDE / CONFIGURATEUR (commande)
======================================================================= */
.config-title{
  text-align:center; margin-top:0; color:#2a4d69;
  font-size: 2em; font-weight: 700; letter-spacing: .01em;
}

.config-form{
  display:flex; align-items:stretch; justify-content:center; gap:38px;
  background:#fff; border-radius: 22px; box-shadow: 0 3px 16px rgba(42,77,105,0.10);
  max-width: 1200px; width:100%; margin: 38px auto 32px; padding: 35px 32px;
}

/* Colonne image */
.config-img-col{
  display:flex; flex-direction:column; align-items:center; justify-content:flex-start;
  flex: 0 0 340px; padding-left: 10px;
}
.config-img{
  display:block; width:100%; max-width:600px; height:auto; object-fit: contain;
  border-radius: 18px; box-shadow: 0 3px 12px #7ca9ce24; background:#eaf6fb;
  margin-bottom:10px; transition: box-shadow .18s, transform .18s;
}

/* Colonnes contenu & champs */
.config-content-col, .config-fields-col{
  display:flex; flex-direction:column; align-items:flex-start; gap:18px;
  width:330px; min-width:0;
}
.fields-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 18px 34px; width:100%;
}
.span-2{ grid-column: 1 / -1; }
.option-row{ width:100%; display:flex; flex-direction:column; gap:8px; }

.option-group{ display:flex; gap:18px; margin: 12px 0 8px; flex-wrap: wrap; }
.option-card, .option-pastille{
  display:flex; align-items:center; justify-content:center;
  min-width:68px; min-height:42px; padding: 7px 20px;
  font-size: 1.07em; font-weight:600; border-radius: 16px;
  background:#f5f5fa; box-shadow: 0 1px 6px #193a5520; border: 2.2px solid transparent;
  cursor:pointer; user-select:none; transition: .13s;
}
.option-pastille{ min-width:54px; padding:7px 14px; border-radius:20px; font-size:1.05em; box-shadow: 0 2px 8px #193a5520; border: 2px solid transparent; }
.option-card:active, .option-pastille:active{ filter: brightness(.97); }
input[type="radio"]{ display:none; }
input[type="radio"]:checked + .option-card,
input[type="radio"]:checked + .option-pastille{
  border-color: var(--accent); background:#fffce7; box-shadow: 0 2px 16px #f7ca1830; color:#1a2440; z-index:2;
}
input[type="radio"]:focus + .option-card,
input[type="radio"]:focus + .option-pastille{ outline: 2px solid var(--secondary); }
.option-pastille span{ font-size: 1.03em; font-weight:500; padding-left: 2px; }

.prix-affiche{
  margin-top: 8px; font-size: 1.38em; font-weight: bold; color: var(--accent); letter-spacing: 1px; text-align:center;
}
.msg-confirm{
  display:none; background:#eaf6fb; color:#217c51; font-weight:700; text-align:center;
  padding: 12px 0; border-radius: 14px; margin-top: 17px; font-size: 1.12em; box-shadow: 0 2px 8px #7ca9ce19;
}

/* Groupes côte à côte sur grands écrans */
.option-row-group{ display:flex; flex-direction:column; gap:20px; }
@media (min-width: 1100px){
  .option-row-group{ flex-direction:row; justify-content:space-between; gap:40px; }
  .option-row-group .option-row{ flex:1; }
}

/* Responsive config */
@media (max-width: 900px){
  .config-form{ max-width: 99vw; padding: 14px 4vw; gap:20px; }
  .config-content-col, .config-fields-col{ width:100%; max-width: 99vw; }
}
@media (max-width: 800px){
  .config-form{ flex-direction:column; align-items:stretch; padding: 8vw 3vw 9vw; gap:18px; }
  .config-img-col{ width:100%; margin-bottom:0; padding:0; flex: 0 0 auto; align-items:center; justify-content:center; }
  .config-img{ max-width:100%; border-radius: 12px; margin: 0 auto 10px; }
  .fields-grid{ gap: 10vw 7px; max-width: 99vw; grid-template-columns: 1fr 1fr; margin-bottom: 3vw; }
  .config-title{ margin-top: 15px; font-size: 1.6em; }
}
@media (max-width: 550px){
  .config-form{ padding: 5vw 2vw 8vw; box-shadow: 0 1.5px 7px rgba(42,77,105,0.07); border-radius: 10px; }
  .fields-grid{ grid-template-columns: 1fr; gap: 11px 0; margin-bottom: 2vw; }
}

/* =======================================================================
   11) PAGES LÉGALES (cgv / mentions / confidentialite / retractation)
======================================================================= */
.cgv, .mentions-legales, .confidentialite, .retractation{
  display:block !important; padding: 40px 18px 32px !important;
  background:#fff; width:98%; max-width:860px; margin: 56px auto 48px;
  border-radius: 22px; box-shadow: 0 4px 28px rgba(42,77,105,0.11), 0 1.5px 7px rgba(42,77,105,0.07);
  text-align: left;
}
.cgv h1, .mentions-legales h1, .confidentialite h1, .retractation h1{ font-size: 2.1em; color: var(--primary); font-weight: 800; margin-bottom: 24px; letter-spacing: .01em; }
.cgv h2, .mentions-legales h2, .confidentialite h2, .retractation h2{ color: var(--secondary); font-size: 1.23em; font-weight: 700; margin: 28px 0 10px; text-align:center; }
.cgv h3, .mentions-legales h3, .confidentialite h3, .retractation h3{ color:#314363; font-size: 1.09em; margin: 18px 0 7px; text-align:center; }

.cgv p, .mentions-legales p, .confidentialite p, .retractation p,
.cgv li, .mentions-legales li, .confidentialite li, .retractation li{
  color:#2a4d69; font-size: 1.09em; line-height: 1.64; margin-bottom: 12px; text-align:left;
}
.cgv ul, .mentions-legales ul, .confidentialite ul, .retractation ul,
.cgv ol, .mentions-legales ol, .confidentialite ol, .retractation ol{ padding-left: 25px; margin-bottom: 16px; }

.cgv a, .mentions-legales a, .confidentialite a, .retractation a{ color: var(--secondary); text-decoration: underline; transition: color .19s; }
.cgv a:hover, .mentions-legales a:hover, .confidentialite a:hover, .retractation a:hover{ color: var(--accent); }

@media (max-width: 700px){
  .cgv, .mentions-legales, .confidentialite, .retractation{
    padding: 18px 4vw 14px !important; border-radius: 14px; box-shadow: 0 2px 12px rgba(42,77,105,0.13);
    margin: 30px 0 20px; max-width: 99vw;
  }
  .cgv h1, .mentions-legales h1, .confidentialite h1, .retractation h1{ font-size: 1.32em; margin-bottom: 14px; }
  .cgv h2, .mentions-legales h2, .confidentialite h2, .retractation h2{ font-size: 1.05em; margin: 16px 0 7px; }
}

/* =======================================================================
   12) PAGE PANIER (panier.html)
======================================================================= */
.panier-card{
  background:#fff; border-radius: 30px; box-shadow: 0 8px 32px rgba(42,77,105,0.17);
  padding: 24px 24px 18px; margin: 0 auto 32px; max-width: 440px;
  display:flex; flex-direction:column; align-items:center; transition: box-shadow .2s;
}
.panier-card img{
  width: 50%; height: 50%; object-fit: cover;
  border-radius: 15px; margin-bottom: 16px; box-shadow: 0 2px 10px rgba(42,77,105,0.08); background:#f2f2f2;
}
.panier-options-list{ list-style: none; width:100%; margin: 15px 0 10px; padding: 0; }
.panier-options-list li{ font-size: 1.07em; margin-bottom: 3px; color:#2a4d69; font-weight: 500; text-align:left; }

.panier-card .prix{ margin-top: 10px; font-size: 1.23em; color: var(--accent); font-weight: bold; text-align: right; width: 100%; }

.panier-suppr-btn{
  background:#e74c3c; color:#fff; border:0; font-weight:bold; font-size:1.06em;
  border-radius:22px; padding: 10px 28px; box-shadow: 0 2px 10px rgba(231,76,60,0.13);
  cursor:pointer; transition: background .17s; display:block; margin: 18px auto 0;
}
.panier-suppr-btn:hover{ background:#c0392b; }

.panier-total-zone{
  margin: 38px 0 18px; font-size: 1.22em; color:#222; text-align:right; font-weight:700; letter-spacing:.7px;
}
.panier-empty{ text-align:center; color:#bbb; font-size: 1.13em; margin: 50px 0; }

#btnPayerStripe{
  display:none; margin: 18px auto 0; background:#39c0a5; color:#fff; border:0;
  font-size: 1.19em; font-weight:700; padding: 17px 44px; border-radius: 28px;
  box-shadow: 0 2px 14px rgba(57,192,165,0.10); transition: background .19s; cursor:pointer;
}
#btnPayerStripe:hover{ background:#23a786; }

@media (max-width: 650px){
  .panier-card{ padding: 14px 3vw; }
  .panier-card img{ width: 50%; max-width: 50%; height: 50%; }
}

/* =======================================================================
   13) PAGE SUCCÈS (paiement réussi)
======================================================================= */
.success-container{
  max-width: 450px; margin: 80px auto 0; background:#fff; border-radius: 30px;
  box-shadow: 0 8px 28px rgba(42,77,105,0.15); padding: 42px 34px 38px;
  display:flex; flex-direction:column; align-items:center; text-align:center;
}
.success-check{
  width:85px; height:85px; margin-bottom:22px; border-radius:50%;
  background:#39c0a5; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 2px 12px rgba(57,192,165,0.13);
}
.success-check svg{ width:44px; height:44px; color:#fff; }
.success-title{ color:#2a4d69; font-size: 2.2em; font-weight:800; margin-bottom: 10px; }
.success-msg{ color:#3c3c3c; font-size: 1.15em; margin-bottom: 28px; }
.cta-home{
  display:inline-block; background:#2a4d69; color:#fff; padding: 16px 38px; border-radius: 27px;
  font-size: 1.13em; font-weight: 700; text-decoration:none; box-shadow: 0 2px 12px rgba(42,77,105,0.11);
  transition: background .18s; margin-top: 10px;
}
.cta-home:hover{ background:#39c0a5; }

@media (max-width: 600px){
  .success-container{ padding: 24px 4vw 28px; margin-top: 40px; }
}

/* =======================================================================
   14) PAGES LOGIN / LOGOUT
======================================================================= */
/* Login */
.login-container{
  min-height: 77vh; display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.login-form{
  background:#fff; border-radius: 18px; box-shadow: 0 2px 18px rgba(42,77,105,0.09);
  padding: 36px 28px 28px; max-width: 350px; width:100%;
  display:flex; flex-direction:column; gap:22px; align-items:stretch;
}
.login-form label{ font-weight: 600; color:#2a4d69; margin-bottom: 7px; }
.login-form input{
  padding: 10px 12px; border-radius: 9px; border: 1.3px solid #c3d5e6;
  font-size: 1.12em; background:#f6f9fc; color:#24435d; font-family: inherit;
}
.login-form input:focus{ border: 1.4px solid #2a4d69; outline: none; }
.login-form .cta-button{ width:100%; margin-top: 8px; padding: 12px 0; font-size: 1.12em; border-radius: 12px; }

.error-message{ color:#e74c3c; font-size: 1em; min-height: 20px; margin-bottom: -10px; text-align: center; }
.login-links{ display:flex; justify-content:space-between; margin-top: 5px; font-size: .98em; }
.login-links a{ color:#2a4d69; text-decoration: underline; transition: color .18s; }
.login-links a:hover{ color: var(--accent); }

@media (max-width: 700px){ .login-form{ padding: 18px 7vw; max-width: 98vw; } }

/* Logout (section simple) */
main{
  min-height: 70vh; display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding: 60px 10px 30px; text-align:center;
}
.logout-msg{ font-size: 1.3em; color:#2a4d69; margin-bottom: 16px; }
.logout-link{ color:#4b86b4; text-decoration: underline; cursor:pointer; font-size: 1.05em; }

/* ======================================================
   PIÈCES (pieces.html)
====================================================== */

/* ======================================================
   PIECES (pieces.html) — page sans scroll sur desktop,
   scroll normal sur mobile
====================================================== */

/* Variables locales dédiées à la page pièces */
:root{
  --pieces-hero-h: 48px;     /* hauteur approx du hero slim */
  --pieces-footer-h: 120px;  /* hauteur approx du footer */
  --pieces-gap: 12px;        /* espacement interne */
  --pieces-maxw: 1100px;     /* largeur max du contenu */
  --ef-border: #d9e1e8;
  --ef-muted: #4b4b4b;
}

/* ----- HERO ultra compact (celui de pieces.html) ----- */
header.hero.hero--slim {
  min-height: 0;
  margin: 8px auto 4px;
  padding: 4px 10px;
  background: none;
  box-shadow: none;
  max-width: var(--pieces-maxw);
  text-align: center;
}
header.hero.hero--slim h1{
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.1;
  margin: 0;
  color: var(--primary);
}

/* ----- DESKTOP (≥900px) : page fixe, grille qui scrolle en interne ----- */
@media (min-width: 900px){

  /* Empêche la PAGE de scroller quand on est sur pieces.html */
  body:has(main.grid[aria-label="Liste des pièces"]) {
    overflow-y: hidden;
  }

  /* Le <main class="grid"> devient un conteneur scrollable interne */
  main.grid[aria-label="Liste des pièces"]{
    max-width: var(--pieces-maxw);
    width: 100%;
    margin: 6px auto 10px;
    padding: 0 var(--pieces-gap);
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--pieces-gap);

    /* Hauteur = viewport - nav - hero - footer */
    height: calc(100vh - var(--nav-height) - var(--pieces-hero-h) - var(--pieces-footer-h));
    overflow: auto;                 /* seul le main scrolle */
  }

  /* 3 colonnes sur desktop */
  main.grid[aria-label="Liste des pièces"] .col{ grid-column: span 4; }
}

/* ----- TABLETTE (640–899px) : 2 colonnes, page scroll normale ----- */
@media (min-width: 640px) and (max-width: 899.98px){
  main.grid[aria-label="Liste des pièces"]{
    max-width: var(--pieces-maxw);
    width: 100%;
    margin: 8px auto 24px;
    padding: 0 var(--pieces-gap);
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--pieces-gap);
  }
  main.grid[aria-label="Liste des pièces"] .col{ grid-column: span 6; }
}

/* ----- MOBILE (<640px) : 1 colonne, page scroll normale ----- */
@media (max-width: 639.98px){
  main.grid[aria-label="Liste des pièces"]{
    max-width: 100%;
    width: 100%;
    margin: 8px auto 32px;
    padding: 0 12px;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 12px;
  }
  main.grid[aria-label="Liste des pièces"] .col{ grid-column: span 12; }
}

/* ====== Cartes produit (communes à toutes largeurs) ====== */
main.grid[aria-label="Liste des pièces"] .card{
  border: 1px solid var(--ef-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 6px 20px rgba(42,77,105,0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease;
  min-height: 180px;           /* compact pour rentrer sur desktop */
}
main.grid[aria-label="Liste des pièces"] .card:hover{
  transform: translateY(-2px);
}

main.grid[aria-label="Liste des pièces"] .thumb{
  width: 100%;
  aspect-ratio: 16 / 9;        /* visuel pas trop haut */
  object-fit: cover;
  display: block;
  background: #fafafa;
}

main.grid[aria-label="Liste des pièces"] .content{
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

main.grid[aria-label="Liste des pièces"] .title{
  font-weight: 700;
  font-size: 15px;
  color: var(--primary);
  line-height: 1.2;
}

main.grid[aria-label="Liste des pièces"] .desc{
  color: var(--ef-muted);
  font-size: 13px;
  min-height: 36px;
  line-height: 1.35;
}

main.grid[aria-label="Liste des pièces"] .meta{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

main.grid[aria-label="Liste des pièces"] .price{
  font-weight: 800;
  color: var(--accent);
  font-size: 15px;
}

/* CTA */
main.grid[aria-label="Liste des pièces"] .cta{
  display: flex;
  gap: 8px;
  margin-top: 6px;
}
main.grid[aria-label="Liste des pièces"] .btn{
  appearance: none;
  border: none;
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  font-size: .92em;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: .2s;
  background: var(--primary);
  color: #fff;
  display: inline-block;
}
main.grid[aria-label="Liste des pièces"] .btn.btn-primary:hover{
  background: var(--accent);
  color: var(--primary);
}



/* =======================================================================
   16) RESPONSIVE DIVERS (petits écrans, ajustements globaux)
======================================================================= */
@media (max-width: 600px){
  nav .logo span{ font-size: 1.1em; }
  .hero-content h1{ font-size: 1.45em; }
  .hero-content p{ font-size: 1em; }
  .cta-button{ font-size: 1em; padding: 12px 24px; }
  .advantages{ padding: 32px 2vw; }
  .advantage{ padding: 24px 8px 16px; }
}