/* =========================================================
   BAHIA SWISS MULTISERVICES SÀRL — Feuille de style principale
   Palette dérivée du logo officiel :
   navy #16233F · gold #C6A15B · gold-deep #9C7A31 · cream #F7F5F0 · ink #1E2024
   ========================================================= */

:root{
  --navy: #16233F;
  --navy-2: #223252;
  --gold: #C6A15B;
  --gold-deep: #9C7A31;
  --cream: #F7F5F0;
  --paper: #FFFFFF;
  --ink: #1E2024;
  --ink-soft: #565A62;
  --line: #E4DFD3;
  --radius: 2px;
  --maxw: 1180px;
  --speed: .5s;
  --shadow-sm: 0 2px 10px -4px rgba(22,35,63,.12);
  --shadow-md: 0 18px 40px -20px rgba(22,35,63,.28);
  --shadow-lg: 0 30px 70px -30px rgba(22,35,63,.38);
  /* Polices « système premium » — pas de dépendance à un CDN externe.
     Certains bloqueurs de traceurs / navigation privée empêchent le
     chargement de polices tierces (Google Fonts) : en s'appuyant sur
     les polices déjà présentes sur l'ordinateur, l'affichage reste
     toujours élégant, sur tous les navigateurs et tous les réglages
     de confidentialité. */
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman", serif;
  --font-body: -apple-system, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  /* Texture très discrète en fond, pour éviter les aplats plats */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(22,35,63,.05) 1px, transparent 0);
  background-size: 26px 26px;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.12;
  margin: 0 0 .5em;
  letter-spacing: .003em;
}
h1{ font-size: clamp(2.6rem, 5.4vw, 4.3rem); font-weight: 600; letter-spacing: -.01em; }
h2{ font-size: clamp(1.95rem, 3.4vw, 2.85rem); letter-spacing: -.006em; }
h3{ font-size: clamp(1.28rem, 2vw, 1.6rem); }
p{ margin: 0 0 1em; color: var(--ink-soft); }
a{ color: inherit; }
img{ max-width:100%; display:block; }

.wrap{ max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: .22em;
  font-size: .72rem;
  font-weight: 600;
  color: var(--gold-deep);
  margin-bottom: .9em;
}
.eyebrow::before{
  content:"";
  width: 22px; height: 1px;
  background: var(--gold-deep);
  display:inline-block;
}

/* --- Signature motif: la ligne de toit (dérivée du pictogramme du logo) --- */
.roofline{
  width: 34px; height: 18px;
  flex-shrink:0;
}
.roofline path{ fill:none; stroke: var(--gold); stroke-width: 1.6; }

.seam{
  display:flex; align-items:center; justify-content:center;
  gap: 18px;
  margin: 0 auto;
  max-width: 220px;
  color: var(--line);
}
.seam .line{ flex:1; height:1px; background: var(--line); }

/* --- Header / nav --- */
header.site{
  position: sticky; top:0; z-index: 40;
  background: rgba(247,245,240,.86);
  backdrop-filter: blur(10px) saturate(1.4);
  -webkit-backdrop-filter: blur(10px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 24px;
  max-width: var(--maxw); margin:0 auto;
}
.nav .brand{ display:flex; align-items:center; gap:12px; text-decoration:none; }
.nav .brand img{ height: 46px; width:auto; }
.nav-links{ display:flex; gap: 32px; list-style:none; margin:0; padding:0; }
.nav-links a{
  text-decoration:none; color: var(--navy);
  font-size:.92rem; letter-spacing:.02em;
  position:relative; padding: 6px 0;
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:1px;
  background: var(--gold); transform: scaleX(0); transform-origin:left;
  transition: transform var(--speed) ease;
}
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after{ transform: scaleX(1); }
.nav-links a[aria-current="page"]{ color: var(--gold-deep); }

.nav-cta{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--navy); color: var(--paper) !important;
  padding: 11px 22px; text-decoration:none;
  font-size:.85rem; letter-spacing:.04em; text-transform:uppercase;
  border: 1px solid var(--navy);
  box-shadow: 0 12px 26px -14px rgba(22,35,63,.5);
  transition: background var(--speed), color var(--speed), transform var(--speed);
}
.nav-cta:hover{ background: transparent; color: var(--navy) !important; transform: translateY(-2px); }

.burger{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.burger span{ display:block; width:24px; height:2px; background:var(--navy); margin:5px 0; transition: transform .3s, opacity .3s; }

@media (max-width: 900px){
  .nav-links{
    position: fixed; inset: 66px 0 0 0; background: var(--cream);
    flex-direction: column; padding: 32px 24px; gap: 22px;
    transform: translateY(-110%); transition: transform var(--speed) ease;
    border-top: 1px solid var(--line);
  }
  .nav-links.open{ transform: translateY(0); }
  .nav-links a{ font-size: 1.1rem; }
  .nav-cta{ display:none; }
  .burger{ display:block; }
}

/* --- Buttons --- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding: 15px 30px;
  text-decoration:none;
  font-size:.86rem; text-transform:uppercase; letter-spacing:.05em;
  border:1px solid transparent;
  cursor:pointer;
  transition: background var(--speed), color var(--speed), border-color var(--speed), box-shadow var(--speed), transform var(--speed);
}
.btn-primary{ background: var(--navy); color:#fff; border-color:var(--navy); box-shadow: 0 14px 30px -14px rgba(22,35,63,.55); }
.btn-primary:hover{ background: var(--navy-2); transform: translateY(-2px); box-shadow: 0 18px 36px -14px rgba(22,35,63,.6); }
.btn-outline{ background:transparent; color:var(--navy); border-color: var(--navy); }
.btn-outline:hover{ background: var(--navy); color:#fff; transform: translateY(-2px); }
.btn-gold{ background:var(--gold); color:var(--navy); border-color:var(--gold); box-shadow: 0 14px 30px -16px rgba(198,161,91,.6); }
.btn-gold:hover{ background:var(--gold-deep); border-color:var(--gold-deep); color:#fff; transform: translateY(-2px); }

/* --- Hero --- */
.hero{
  position:relative;
  padding: 100px 0 120px;
  overflow:hidden;
  background:
    radial-gradient(ellipse 900px 500px at 85% -10%, rgba(198,161,91,.14), transparent 60%),
    linear-gradient(180deg, var(--cream) 0%, #F1EEE6 100%);
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cpath d='M0 60h120M60 0v120' stroke='%2316233F' stroke-opacity='.035' stroke-width='1'/%3E%3C/svg%3E");
  pointer-events:none;
}
.hero .wrap{
  position:relative;
  display:grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items:center;
}
.hero-copy p.lead{ font-size: 1.14rem; max-width: 46ch; }
.hero-location{
  display:flex; align-items:center; gap:8px;
  font-size:.85rem; color: var(--navy); letter-spacing:.03em; margin-bottom: 22px;
}
.hero-cta{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 30px; }
.hero-media{
  position:relative; aspect-ratio: 4/5; overflow:hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
}
.hero-media::after{
  content:""; position:absolute; inset:0;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
  border-bottom: 3px solid var(--gold);
}
.hero-media img{ width:100%; height:100%; object-fit:cover; }
.hero-media .tag{
  position:absolute; left:0; bottom:0; background: var(--navy);
  color:#fff; padding: 14px 20px; font-size:.78rem; letter-spacing:.05em;
  text-transform:uppercase;
}
@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-media{ order:-1; aspect-ratio: 16/10; }
  .hero{ padding: 56px 0 64px; }
}

/* --- Sections generic --- */
section{ padding: 96px 0; position:relative; }
.section-cream{ background: var(--cream); }
.section-paper{ background: var(--paper); }
.section-navy{
  background:
    radial-gradient(ellipse 700px 400px at 15% 0%, rgba(198,161,91,.10), transparent 60%),
    var(--navy);
  color:#EDEFF3;
}
.section-navy h2, .section-navy h3{ color:#fff; }
.section-navy p{ color:#C9CEDA; }
.section-navy .eyebrow{ color: var(--gold); }
.section-navy .eyebrow::before{ background: var(--gold); }

.section-head{ max-width: 680px; margin: 0 auto 56px; text-align:center; }
.section-head.left{ margin: 0 0 48px; text-align:left; }

@media (max-width: 700px){ section{ padding: 64px 0; } }

/* --- Cards / grids --- */
.grid{ display:grid; gap: 28px; }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px){ .grid-3, .grid-4{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 620px){ .grid-2, .grid-3, .grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 0 0 30px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--speed) ease, box-shadow var(--speed) ease;
}
.card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); }
.card .card-media{ aspect-ratio: 4/3; overflow:hidden; margin-bottom: 22px; }
.card .card-media img{ width:100%; height:100%; object-fit:cover; transition: transform .8s ease; }
.card:hover .card-media img{ transform: scale(1.06); }
.card .card-body{ padding: 0 26px; }
.card h3{ margin-bottom:.4em; }
.card a.card-link{
  display:inline-flex; align-items:center; gap:8px; margin-top: 14px;
  color: var(--gold-deep); text-decoration:none; font-size:.85rem;
  letter-spacing:.03em; text-transform:uppercase;
  border-bottom: 1px solid transparent;
}
.card a.card-link:hover{ border-color: var(--gold-deep); }

/* --- Icônes de service (ligne fine, dans l'esprit du logo) --- */
.icon-panel{
  position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center;
  background:
    radial-gradient(ellipse 500px 320px at 85% -10%, rgba(198,161,91,.16), transparent 60%),
    linear-gradient(155deg, var(--navy-2) 0%, var(--navy) 55%, #101b32 100%);
}
.icon-panel::before{
  content:"";
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='90' height='90' viewBox='0 0 90 90'%3E%3Cpath d='M0 45h90M45 0v90' stroke='%23FFFFFF' stroke-opacity='.05' stroke-width='1'/%3E%3C/svg%3E");
}
.icon-panel::after{
  content:""; position:absolute; inset:0;
  box-shadow: inset 0 0 46px rgba(0,0,0,.3);
}
.icon-panel svg{
  position:relative; z-index:1;
  width: clamp(56px, 8vw, 84px);
  height: clamp(56px, 8vw, 84px);
  color: var(--gold);
  filter: drop-shadow(0 6px 14px rgba(0,0,0,.35));
}
.icon-panel .icon-ring{
  position:absolute; z-index:1;
  top:50%; left:50%; transform:translate(-50%,-50%);
  width: clamp(104px, 13vw, 144px);
  height: clamp(104px, 13vw, 144px);
  border-radius:50%;
  border: 1px solid rgba(198,161,91,.35);
}
.icon-panel.large svg{
  width: clamp(64px, 7vw, 96px);
  height: clamp(64px, 7vw, 96px);
}
.icon-panel.large .icon-ring{
  width: clamp(120px, 11vw, 164px);
  height: clamp(120px, 11vw, 164px);
}

/* --- Un seul interlocuteur — signature diagram --- */
.hub{
  position:relative;
  display:flex; align-items:center; justify-content:center;
  padding: 40px 0;
}
.hub-diagram{ width:100%; max-width: 620px; }

/* --- Differentiators list --- */
.diff-list{ list-style:none; margin:0; padding:0; display:grid; gap: 22px; }
.diff-list li{
  display:flex; gap: 16px; align-items:flex-start;
  padding-bottom: 22px; border-bottom: 1px solid var(--line);
}
.diff-list li:last-child{ border-bottom:none; }
.diff-list .num{ font-family:var(--font-display); font-size:1.4rem; color: var(--gold-deep); flex-shrink:0; width: 2.2ch; }

/* --- Trust / experience section --- */
.trust-box{
  border: 1px solid var(--line); background: var(--paper);
  padding: 40px; display:flex; gap:22px; align-items:flex-start;
  box-shadow: var(--shadow-sm);
  position:relative;
}
.trust-box::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:3px;
  background: var(--gold);
}

/* --- Forms --- */
form .field{ margin-bottom: 20px; }
form label{ display:block; font-size:.82rem; letter-spacing:.03em; text-transform:uppercase; color: var(--navy); margin-bottom:8px; }
form input, form select, form textarea{
  width:100%; padding: 13px 14px; border:1px solid var(--line); background:#fff;
  font-family: inherit; font-size: .98rem; color: var(--ink);
  box-shadow: inset 0 1px 2px rgba(22,35,63,.04);
  transition: border-color var(--speed), box-shadow var(--speed);
}
form input:focus, form select:focus, form textarea:focus{
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(198,161,91,.22);
}
form .req::after{ content:" *"; color: var(--gold-deep); }
form .error-msg{ color:#9C3B2E; font-size:.82rem; margin-top:6px; display:none; }
form .field.has-error input, form .field.has-error select, form .field.has-error textarea{ border-color:#9C3B2E; }
form .field.has-error .error-msg{ display:block; }
.form-note{ font-size:.85rem; color: var(--ink-soft); }
.form-success{
  display:none; border:1px solid var(--gold); background:#FBF8F0; padding: 26px; margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.form-success.show{ display:block; }
.file-drop{
  border: 1px dashed var(--line); padding: 20px; text-align:center; font-size:.88rem; color: var(--ink-soft); background:#fff;
}

/* --- Contact info blocks --- */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 50px; }
@media (max-width: 800px){ .contact-grid{ grid-template-columns: 1fr; } }
.info-row{ display:flex; gap:16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.info-row:last-child{ border-bottom:none; }
.info-row .label{ font-size:.78rem; text-transform:uppercase; letter-spacing:.05em; color: var(--gold-deep); min-width:120px; }

/* --- Footer --- */
footer.site{
  background: var(--navy); color:#B9C0CF; padding: 64px 0 28px; font-size:.92rem;
}
footer.site a{ color:#DCE1EA; text-decoration:none; }
footer.site a:hover{ color: var(--gold); }
.foot-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
@media (max-width: 800px){ .foot-grid{ grid-template-columns: 1fr 1fr; } }
.foot-grid h4{ color:#fff; font-family:var(--font-body); font-size:.8rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom: 18px; }
.foot-grid ul{ list-style:none; margin:0; padding:0; display:grid; gap:10px; }
footer .foot-logo{ height: 52px; margin-bottom: 16px; }
.foot-bottom{
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:.8rem;
}
.foot-social{ display:flex; gap:16px; }
.foot-social a{ text-transform:uppercase; letter-spacing:.04em; font-size:.76rem; }

/* WhatsApp floating button */
.wa-float{
  position: fixed; right: 20px; bottom: 20px; z-index: 50;
  display:flex; align-items:center; gap:10px;
  background: var(--navy); color:#fff; text-decoration:none;
  padding: 12px 18px; font-size:.82rem; letter-spacing:.03em;
  border: 1px solid var(--gold);
  box-shadow: 0 14px 34px -14px rgba(0,0,0,.55);
  transition: transform var(--speed), box-shadow var(--speed);
}
.wa-float:hover{ transform: translateY(-3px); box-shadow: 0 18px 40px -14px rgba(0,0,0,.6); }
.wa-float svg{ width:18px; height:18px; fill: var(--gold); }

/* Reveal-on-scroll */
.reveal{ opacity:0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }

/* Breadcrumb / page hero (inner pages) */
.page-hero{
  position:relative; overflow:hidden;
  padding: 72px 0 62px;
  background:
    radial-gradient(ellipse 800px 400px at 90% -20%, rgba(198,161,91,.16), transparent 60%),
    var(--navy);
  color:#fff; text-align:left;
}
.page-hero h1{ color:#fff; }
.page-hero p{ color:#C9CEDA; max-width: 60ch; }

.legal p, .legal li{ color: var(--ink-soft); }
.legal h2{ margin-top: 1.6em; }
.legal .placeholder{ background:#FBF3E3; padding:2px 6px; border:1px dashed var(--gold-deep); font-size:.92em; }

.skip-link{
  position:absolute; left:-999px; top:auto;
  background:var(--navy); color:#fff; padding:10px 16px; z-index:100;
}
.skip-link:focus{ left: 12px; top: 12px; }