/* =========================
   BASE
========================= */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{ scroll-behavior:smooth; }

body{
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  letter-spacing: 0.1px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  background:#f5f6fa;
  color:#333;
  line-height:1.6;
}

/* =========================
   HEADER / NAV PREMIUM
========================= */
.site-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:18px 10%;
  background:#fff;
  position:sticky;
  top:0;
  z-index:1000;
  box-shadow:0 10px 30px rgba(0,0,0,0.06);
}

/* Logo */
.logo{
  display:flex;
  align-items:center;
  text-decoration:none;
}

.logo img{
  height:110px;   /* desktop */
  width:auto;
  display:block;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,0.12));
}

/* Nav desktop */
.nav{
  display:flex;
  align-items:center;
  gap:28px;
}

.nav a{
  color:#111;
  text-decoration:none;
  font-weight:700;
  font-size:16px;
  position:relative;
  padding:6px 0;
}

.nav a:visited{ color:#111; }

.nav a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-6px;
  width:0;
  height:2px;
  background:#d4a84e;
  transition:width 220ms ease;
}

.nav a:hover{
  color:#d4a84e;
}

.nav a:hover::after{
  width:100%;
}

/* Burger (caché desktop) */
.burger{
  display:none;
  width:46px;
  height:46px;
  border:none;
  background:transparent;
  cursor:pointer;
  padding:10px;
  border-radius:12px;
}

.burger span{
  display:block;
  height:2px;
  background:#111;
  margin:6px 0;
  border-radius:999px;
  transition: transform 200ms ease, opacity 200ms ease;
}

/* Téléphone dans le menu (caché desktop) */
.nav-phone{
  display:none;
  text-decoration:none;
  font-weight:800;
  color:#000;
  background:#d4a84e;
  padding:12px 16px;
  border-radius:999px;
  box-shadow:0 14px 30px rgba(212,168,78,0.25);
}

/* ===== Mobile ===== */
@media (max-width: 900px){
  .site-header{
    padding:14px 6%;
  }

  .logo img{
    height:80px;
  }

  .burger{
    display:block;
  }

  /* On transforme la nav en menu dropdown clean */
  .nav{
    position:fixed;
    top:92px;
    left:16px;
    right:16px;
    background:#fff;
    border-radius:18px;
    padding:16px;
    box-shadow:0 25px 60px rgba(0,0,0,0.14);

    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:12px;
  }

  .nav.is-open{
    display:flex;
  }

  .nav a{
    font-size:18px;
    font-weight:800;
    padding:10px 10px;
    border-radius:12px;
  }

  .nav a::after{ display:none; }

  .nav a:hover{
    background:rgba(212,168,78,0.10);
    color:#111;
  }

  .nav-phone{
    display:block;
    margin-top:6px;
    text-align:center;
  }
}

/* =========================
   HERO (sans bloc image)
========================= */
.hero.hero-split{
  display:block;
  padding:110px 10% 90px;
  background:#fff;
}

.hero-text{
  max-width:720px;
}

/* Titre */
.hero-text h1{
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.05;
  margin: 0 0 14px 0;
  color: #d4a84e;
  letter-spacing: -0.6px;
}

/* Sous-titre premium */
.hero-text p{
  font-size: 20px;
  line-height: 1.65;
  margin: 0 0 22px 0;
  color: #222;
  max-width: 620px;
  opacity: 0.92;
}

.hero-text p::before{
  content: "— ";
  color: #d4a84e;
  font-weight: 700;
}

/* Bouton */
.btn{
  display:inline-block;
  margin-top:18px;
  padding:13px 30px;
  background:#d4a84e;
  color:#000;
  text-decoration:none;
  border-radius:999px;
  font-weight:800;
  transition: transform 200ms ease, box-shadow 200ms ease, background 200ms ease;
  box-shadow:0 18px 40px rgba(212,168,78,0.22);
}

.btn:hover{
  background:#b8933f;
  transform: translateY(-1px);
  box-shadow:0 22px 48px rgba(212,168,78,0.26);
}

/* On masque totalement le bloc image si présent dans le HTML */
.hero-image{
  display:none !important;
}

/* Animation d'apparition douce hero */
.hero-text h1,
.hero-text p,
.hero-text .btn{
  opacity:0;
  transform: translateY(12px);
  animation: heroFadeUp 700ms ease forwards;
}

.hero-text h1{ animation-delay:0.05s; }
.hero-text p{ animation-delay:0.18s; }
.hero-text .btn{ animation-delay:0.32s; }

@keyframes heroFadeUp{
  to{ opacity:1; transform:translateY(0); }
}

@media (prefers-reduced-motion: reduce){
  .hero-text h1,
  .hero-text p,
  .hero-text .btn{
    animation:none;
    opacity:1;
    transform:none;
  }
}

/* =========================
   SECTIONS
========================= */
.section{
  padding:60px 20px;
  max-width:1100px;
  margin:auto;
}

.section h2{
  margin-bottom:30px;
  color:#0f0f0f;
  border-left:5px solid #d4a84e;
  padding-left:15px;
  font-size:38px;
  font-weight:800;
}

.section p{
  font-size:19px;
}

/* Barre dorée animée (si class="section-title") */
.section-title{
  position:relative;
  display:inline-block;
  padding-bottom:12px;
}

.section-title::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  height:4px;
  width:0;
  border-radius:999px;
  background: linear-gradient(90deg, #d4a84e, #ffd37a, #d4a84e);
  animation:titleBar 1.2s ease forwards;
}

@keyframes titleBar{
  from{ width:0; }
  to{ width:160px; }
}

/* =========================
   PRESTATIONS - FLIP CARDS
========================= */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
  gap:30px;
  margin-top:40px;
  align-items:stretch;
}

.card.flip-card{
  height:320px;
  perspective:1200px;
  cursor:pointer;
  border-radius:20px;
}

.flip-inner{
  position:relative;
  width:100%;
  height:100%;
  transition:transform 0.8s;
  transform-style:preserve-3d;
}

.flip-card.is-flipped .flip-inner{
  transform:rotateY(180deg);
}

.flip-front,
.flip-back{
  position:absolute;
  inset:0;
  border-radius:20px;
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
  overflow:hidden;
  display:flex;
  align-items:flex-end;
}

.flip-front{
  background-size:cover;
  background-position:center;
}

.flip-front::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.45);
}

.overlay{
  position:relative;
  padding:20px;
  color:#d4a84e;
}

.overlay h3{ margin:0 0 10px 0; }

.overlay span{
  display:inline-block;
  margin-top:10px;
  padding:6px 14px;
  border:1px solid #fff;
  border-radius:20px;
  color:#fff;
  font-size:14px;
}

.flip-back{
  background:#222;
  color:#fff;
  padding:25px;
  transform:rotateY(180deg);
  align-items:center;
  text-align:center;
}

.flip-back h3{
  color:#d4a84e;
  margin-bottom:10px;
}

.flip-back p{
  font-size:15px;
  line-height:1.5;
}

/* Hover glow + zoom (PC) */
.flip-front,
.flip-back{
  transition:transform 300ms ease, box-shadow 300ms ease, filter 300ms ease;
}

@media (hover:hover) and (pointer:fine){
  .flip-card:hover .flip-front{
    transform:scale(1.04);
    box-shadow:
      0 12px 30px rgba(0,0,0,0.25),
      0 0 25px rgba(218,168,78,0.45);
    filter:brightness(1.05);
  }

  .flip-card:hover h3{
    text-shadow:0 0 12px rgba(218,168,78,0.6);
  }

  .flip-card:hover .overlay span{
    box-shadow:0 0 18px rgba(218,168,78,0.6);
    background:rgba(218,168,78,0.15);
  }
}

@media (max-width:700px){
  .card.flip-card{ height:320px; }
}

/* =========================
   CONTACT - DESIGN
========================= */
.contact-form{
  max-width:900px;
  margin-top:20px;
  padding:22px;
  border-radius:18px;
  background:#fff;
  box-shadow:0 10px 25px rgba(0,0,0,0.06);
  display:flex;
  flex-direction:column;
  gap:15px;
}

.contact-form .form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-bottom:14px;
}

.contact-form .field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.contact-form label{
  font-weight:800;
  font-size:14px;
}

.contact-form input,
.contact-form textarea{
  border:1px solid rgba(0,0,0,0.12);
  border-radius:12px;
  padding:12px 12px;
  font-size:15px;
  outline:none;
  transition:border .2s ease, box-shadow .2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus{
  border-color:rgba(212,168,78,0.9);
  box-shadow:0 0 0 4px rgba(212,168,78,0.18);
}

.contact-form button{
  cursor:pointer;
  border:none;
}

/* alert (si tu l’utilises) */
.form-alert{
  margin:10px 0;
  padding:12px 14px;
  border-radius:12px;
  font-weight:800;
  display:none;
}

.form-alert.success{
  display:block;
  background:rgba(46,204,113,0.12);
  border:1px solid rgba(46,204,113,0.35);
}

.form-alert.error{
  display:block;
  background:rgba(231,76,60,0.12);
  border:1px solid rgba(231,76,60,0.35);
}

@media (max-width:800px){
  .contact-form .form-row{ grid-template-columns:1fr; }
}

/* MAP */
.map-container{
  margin-top:40px;
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 4px 10px rgba(0,0,0,0.1);
}

/* =========================
   POURQUOI HBS
========================= */
.why-hbs{
  padding:70px 10%;
  background-color:#f8f8f8;
  background-image: radial-gradient(rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size:12px 12px;
}

.why-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(230px, 1fr));
  gap:22px;
  margin-top:30px;
}

.why-card{
  background:#fff;
  border-radius:18px;
  padding:22px;
  box-shadow:0 10px 25px rgba(0,0,0,0.06);
  transition:transform 250ms ease, box-shadow 250ms ease;
  opacity:0;
  transform:translateY(20px);
  animation:fadeUp 0.8s ease forwards;
}

.why-card:nth-child(1){ animation-delay:0.1s; }
.why-card:nth-child(2){ animation-delay:0.2s; }
.why-card:nth-child(3){ animation-delay:0.3s; }
.why-card:nth-child(4){ animation-delay:0.4s; }

@keyframes fadeUp{
  to{ opacity:1; transform:translateY(0); }
}

@media (hover:hover) and (pointer:fine){
  .why-card:hover{
    transform:translateY(-6px);
    box-shadow:0 18px 35px rgba(212,168,78,0.22);
  }
}

.why-card h3{
  margin:0 0 10px 0;
  color:#d4a84e;
  font-size:18px;
  font-weight:800;
}

.why-card p{
  margin:0;
  line-height:1.6;
  color:#222;
}

@media (max-width: 600px){
  .why-hbs{ padding:46px 7%; }
  .why-card p{ font-size:15.2px; line-height:1.75; }
  .why-card h3{ font-size:16.5px; }
}

/* =========================
   FOOTER
========================= */
footer{
  background:#0f0f0f;
  color:#fff;
  text-align:center;
  padding:20px;
  margin-top:40px;
}

/* =========================
   MOBILE PREMIUM (tailles)
========================= */
@media (max-width: 600px){
  body{ font-size:15.5px; }

  .hero.hero-split{
    padding:70px 7% 60px;
  }

  .hero-text h1{
    font-size:30px;
    line-height:1.12;
  }

  .hero-text p{
    font-size:15.5px;
    line-height:1.75;
  }

  .btn{
    font-size:14.5px;
    padding:12px 22px;
  }

  .section{
    padding:42px 7%;
  }

  .section h2{
    font-size:26px;
  }

  .section p,
  .why-card p{
    font-size:15.2px;
    line-height:1.75;
  }
}