/* ============================================================
   VISCALYS — Feuille de style commune
   Charte : Noir #0B0B0B · Or brossé #C8A75E · Beige #EFE8DD · Gris chaud #7A7A7A
   Typo : Playfair Display (titres) + Inter (texte)
   ============================================================ */
:root{
  --black:#0B0B0B; --gold:#C8A75E; --beige:#EFE8DD; --grey:#7A7A7A;
  --cream:#FBF9F5; --line:rgba(11,11,11,.12); --gold-soft:rgba(200,167,94,.30);
  --serif:"Playfair Display",Georgia,serif; --sans:"Inter",system-ui,sans-serif;
}
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{ background:var(--beige); color:var(--black); font-family:var(--sans); font-weight:300; line-height:1.75; overflow-x:hidden; }
h1,h2,h3,.serif{ font-family:var(--serif); font-weight:500; line-height:1.15; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
.wrap{ max-width:1200px; margin:0 auto; padding:0 32px; }
.gold{ color:var(--gold); } .muted{ color:var(--grey); }
.eyebrow{ font-size:12px; letter-spacing:3.5px; text-transform:uppercase; color:var(--gold); font-weight:600; }
.center{ text-align:center; }

/* Boutons */
.btn{ font-family:var(--sans); font-size:12px; letter-spacing:2px; text-transform:uppercase; font-weight:500; padding:15px 34px; border:1.5px solid var(--gold); cursor:pointer; transition:.35s; display:inline-block; background:none; }
.btn-primary{ background:var(--gold); color:#fff; } .btn-primary:hover{ background:transparent; color:var(--black); }
.btn-ghost{ color:var(--black); } .btn-ghost:hover{ background:var(--gold); color:#fff; }
.btn-light{ color:var(--cream); } .btn-light:hover{ background:var(--gold); color:var(--black); }

/* Header */
header{ position:fixed; top:0; left:0; right:0; z-index:100; padding:18px 0; transition:.4s; }
header.scrolled{ background:rgba(239,232,221,.92); backdrop-filter:blur(8px); border-bottom:1px solid var(--line); padding:10px 0; }
.nav{ display:flex; align-items:center; justify-content:space-between; }
.logo{ display:flex; align-items:center; gap:12px; }
.logo .mono{ display:inline-flex; align-items:center; justify-content:center; width:40px;height:40px;border:1.5px solid var(--gold); border-radius:50%; color:var(--gold); font-family:var(--serif); font-size:20px; }
.logo .logo-txt{ display:flex; flex-direction:column; line-height:1; }
.logo .logo-txt b{ font-family:var(--serif); font-size:24px; letter-spacing:4px; text-transform:uppercase; font-weight:600; }
.logo .logo-txt small{ font-size:8.5px; letter-spacing:1.6px; text-transform:uppercase; color:var(--gold); margin-top:5px; font-weight:500; }
.menu{ display:flex; gap:28px; align-items:center; font-size:12px; letter-spacing:1.5px; text-transform:uppercase; font-weight:500; }
.menu a{ opacity:.8; transition:.3s; } .menu a:hover,.menu a.active{ opacity:1; color:var(--gold); }
.lang button{ background:none; border:none; color:var(--black); opacity:.45; cursor:pointer; font-size:12px; letter-spacing:1px; font-weight:500; padding:4px; }
.lang button.active{ opacity:1; color:var(--gold); }
.burger{ display:none; background:none;border:none;color:var(--black);font-size:24px;cursor:pointer; }

/* Page hero (pages intérieures) */
.page-hero{ padding:170px 0 70px; background:radial-gradient(circle at 78% 25%,#fff,var(--beige) 60%); }
.page-hero h1{ font-size:clamp(38px,6vw,68px); margin:14px 0 16px; }
.page-hero p{ max-width:660px; color:var(--grey); font-size:18px; }

/* Sections */
section{ padding:84px 0; }
.sec-head{ max-width:680px; margin-bottom:50px; }
.sec-head h2{ font-size:clamp(28px,4.3vw,46px); margin:12px 0 16px; }
.sec-head p{ color:var(--grey); }
.dark{ background:var(--black); color:var(--cream); }
.dark h2,.dark h3{ color:var(--cream); } .dark p{ color:rgba(251,249,245,.8); } .dark .eyebrow{ color:var(--gold); }
.soft{ background:#fff; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }

/* Grilles génériques */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.card{ background:var(--cream); border:1px solid var(--line); padding:38px 32px; transition:.35s; }
.card:hover{ border-color:var(--gold); transform:translateY(-4px); box-shadow:0 20px 40px rgba(11,11,11,.06); }
.card .tag{ font-size:11px; letter-spacing:2.5px; text-transform:uppercase; color:var(--gold); font-weight:600; }
.card h3{ font-size:23px; margin:10px 0 12px; } .card p{ font-size:14.5px; color:var(--grey); }
.card .n{ font-family:var(--serif); font-size:28px; color:var(--gold); }

/* Split image/texte */
.split{ display:grid; grid-template-columns:1fr 1fr; align-items:stretch; border:1px solid var(--line); background:var(--cream); }
.split .visual{ background:linear-gradient(150deg,#15130f,var(--black)); min-height:440px; display:flex; align-items:center; justify-content:center; }
.split .visual .ph{ font-family:var(--serif); font-style:italic; color:var(--gold); opacity:.75; font-size:20px; text-align:center; padding:30px; }
.split .txt{ padding:60px 54px; display:flex; flex-direction:column; justify-content:center; }
.split .txt h2{ font-size:clamp(28px,3.5vw,42px); margin:12px 0 16px; } .split .txt p{ color:var(--grey); margin-bottom:14px; }

/* Formulaire */
.form{ display:grid; grid-template-columns:1fr 1fr; gap:18px; max-width:760px; }
.form .full{ grid-column:1/-1; }
.form label{ display:block; font-size:12px; letter-spacing:1.5px; text-transform:uppercase; color:var(--grey); margin-bottom:7px; font-weight:500; }
.form input,.form select,.form textarea{ width:100%; border:1px solid var(--line); background:#fff; border-radius:8px; padding:13px 14px; font-family:var(--sans); font-size:15px; color:var(--black); outline:none; transition:.3s; }
.form input:focus,.form select:focus,.form textarea:focus{ border-color:var(--gold); }
.form textarea{ min-height:140px; resize:vertical; }
.form .consent{ font-size:13px; color:var(--grey); display:flex; gap:10px; align-items:flex-start; }
.form .consent input{ width:auto; margin-top:4px; }

/* Footer */
footer{ background:var(--black); color:var(--cream); padding:60px 0 36px; font-size:13.5px; }
.foot-grid{ display:grid; grid-template-columns:2fr 1fr 1fr; gap:40px; margin-bottom:36px; }
footer .logo .logo-txt b{ color:var(--cream); }
footer h4{ font-weight:600; letter-spacing:1.5px; text-transform:uppercase; font-size:11px; color:var(--gold); margin-bottom:16px; }
footer a{ color:rgba(251,249,245,.75); display:block; margin-bottom:8px; } footer a:hover{ color:var(--gold); }
footer p{ color:rgba(251,249,245,.65); }
.legal{ color:rgba(251,249,245,.5); font-size:12px; line-height:1.8; border-top:1px solid rgba(251,249,245,.12); padding-top:22px; }
.legal a{ display:inline; opacity:.85; }

/* Reveal + langue */
.reveal{ opacity:0; transform:translateY(26px); transition:.9s cubic-bezier(.2,.7,.2,1); } .reveal.in{ opacity:1; transform:none; }
/* Langue gérée en JS : remplacement du texte via data-fr/data-en (voir app.js). */

/* Bandeau cookies */
.cookie{ position:fixed; left:18px; right:18px; bottom:18px; z-index:190; background:var(--black); color:var(--cream); border:1px solid var(--gold-soft); border-radius:14px; padding:18px 22px; display:none; gap:16px; align-items:center; justify-content:space-between; flex-wrap:wrap; box-shadow:0 20px 50px rgba(0,0,0,.35); }
.cookie.show{ display:flex; }
.cookie p{ font-size:13.5px; color:rgba(251,249,245,.85); max-width:680px; }
.cookie .cbtns{ display:flex; gap:10px; }
.cookie button{ font-size:12px; letter-spacing:1px; text-transform:uppercase; padding:11px 20px; border-radius:8px; cursor:pointer; border:1px solid var(--gold); }
.cookie .acc{ background:var(--gold); color:#fff; border:none; } .cookie .ref{ background:transparent; color:var(--cream); }

/* Chatbot (injecté par app.js) */
.chat-fab{ position:fixed; right:24px; bottom:24px; z-index:200; background:var(--gold); color:#fff; border:none; border-radius:40px; padding:14px 22px; font-family:var(--sans); font-size:13px; font-weight:600; letter-spacing:.5px; cursor:pointer; box-shadow:0 14px 30px rgba(11,11,11,.25); display:flex; align-items:center; gap:8px; transition:.3s; }
.chat-fab:hover{ transform:translateY(-3px); }
.chat-panel{ position:fixed; right:24px; bottom:24px; z-index:201; width:380px; max-width:calc(100vw - 32px); height:560px; max-height:calc(100vh - 48px); background:var(--cream); border:1px solid var(--gold-soft); border-radius:16px; box-shadow:0 30px 70px rgba(11,11,11,.35); display:none; flex-direction:column; overflow:hidden; }
.chat-panel.open{ display:flex; }
.chat-head{ background:var(--black); color:var(--cream); padding:16px 18px; display:flex; align-items:center; gap:12px; }
.chat-head .av{ width:38px;height:38px;border-radius:50%; background:linear-gradient(135deg,#e0c894,var(--gold)); color:var(--black); display:flex;align-items:center;justify-content:center; font-family:var(--serif); font-weight:700; }
.chat-head b{ font-family:var(--serif); font-size:16px; } .chat-head small{ display:block; color:var(--gold); font-size:11px; }
.chat-head .x{ margin-left:auto; background:none; border:none; color:var(--cream); font-size:20px; cursor:pointer; opacity:.7; }
.chat-body{ flex:1; overflow-y:auto; padding:18px; display:flex; flex-direction:column; gap:12px; }
.msg{ max-width:85%; padding:11px 14px; border-radius:12px; font-size:14px; line-height:1.55; }
.msg.bot{ background:#fff; border:1px solid var(--line); align-self:flex-start; }
.msg.me{ background:var(--gold); color:#fff; align-self:flex-end; }
.chat-sugg{ display:flex; flex-wrap:wrap; gap:7px; padding:0 18px 10px; }
.chat-sugg button{ font-size:12px; border:1px solid var(--gold-soft); background:#fff; color:var(--black); border-radius:20px; padding:6px 12px; cursor:pointer; }
.chat-sugg button:hover{ border-color:var(--gold); }
.chat-in{ display:flex; gap:8px; padding:14px; border-top:1px solid var(--line); background:#fff; }
.chat-in input{ flex:1; border:1px solid var(--line); border-radius:10px; padding:11px 12px; font-family:var(--sans); font-size:14px; outline:none; }
.chat-in input:focus{ border-color:var(--gold); }
.chat-in button{ background:var(--gold); color:#fff; border:none; border-radius:10px; padding:0 16px; cursor:pointer; font-weight:600; }
.chat-note{ font-size:10.5px; color:var(--grey); text-align:center; padding:0 14px 10px; }

@media(max-width:900px){
  .grid-2,.grid-3,.grid-4,.split,.form{ grid-template-columns:1fr; }
  .foot-grid{ grid-template-columns:1fr; }
  .menu{ display:none; } .burger{ display:block; }
  .menu.open{ display:flex; position:absolute; top:60px; left:0; right:0; flex-direction:column; background:rgba(239,232,221,.98); padding:22px 32px; gap:16px; border-bottom:1px solid var(--line); }
}