/* =========================================================
   WHATELSIA - feuille de style
   Direction « Aube » : la nuit étoilée en ouverture, puis la lumière.
   Sections claires par défaut, bandes de nuit pour rythmer.
   ========================================================= */

/* ---------- 1. Jetons ---------- */
:root{
  --ivory:#FBF8F2;
  --paper:#FFFFFF;
  --sand:#F5EFE3;
  --sand-2:#EEE5D2;

  --ink:#121A2E;
  --ink-2:#27304A;
  --body:#4A5368;
  --mute:#6B7487;
  --line:rgba(18,26,46,.10);
  --line-2:rgba(18,26,46,.06);

  --gold-700:#7E5F24;
  --gold-600:#9A7631;
  --gold-500:#C9A961;
  --gold-400:#DEC38A;
  --gold-300:#EFE0BA;
  --gold-200:#F7EEDA;
  --gold-100:#FBF6EA;

  --dawn-1:#F8E2C6;
  --dawn-2:#F0BE93;
  --dawn-3:#E39C7E;

  --night-950:#060B19;
  --night-900:#091228;
  --night-800:#0D1838;
  --night-700:#14234C;
  --night-600:#1D3163;

  /* valeurs sémantiques, thème clair par défaut */
  --bg:var(--ivory);
  --fg:var(--ink);
  --fg-2:var(--body);
  --fg-3:var(--mute);
  --accent:var(--gold-700);
  --accent-soft:var(--gold-200);
  --card:var(--paper);
  --border:var(--line);
  --glow:rgba(201,169,97,.16);

  --shadow-sm:0 1px 2px rgba(18,26,46,.05);
  --shadow-md:0 1px 3px rgba(18,26,46,.04),0 18px 40px -22px rgba(18,26,46,.22);
  --shadow-lg:0 2px 8px rgba(18,26,46,.05),0 40px 80px -40px rgba(18,26,46,.34);
  --shadow-gold:0 14px 40px -16px rgba(176,140,62,.65);

  --font-display:"Cormorant Garamond","Iowan Old Style","Apple Garamond",Georgia,serif;
  --font-sans:"Inter","Segoe UI",system-ui,-apple-system,Helvetica,Arial,sans-serif;

  --wrap:1200px;
  --wrap-narrow:820px;
  --r-sm:8px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;

  --ease:cubic-bezier(.16,.84,.34,1);
  --ease-out:cubic-bezier(.22,1,.36,1);
  --spring:cubic-bezier(.34,1.56,.64,1);
}

.night{
  --bg:var(--night-800);
  --fg:#F3F5FA;
  --fg-2:#C9D0E0;
  --fg-3:#929CB5;
  --accent:var(--gold-400);
  --accent-soft:rgba(201,169,97,.14);
  --card:rgba(255,255,255,.045);
  --border:rgba(255,255,255,.10);
  --glow:rgba(222,195,138,.22);
  color:var(--fg);
  background:
    radial-gradient(1100px 620px at 78% -10%,rgba(86,118,214,.30),transparent 62%),
    radial-gradient(800px 520px at 6% 18%,rgba(201,169,97,.12),transparent 60%),
    linear-gradient(180deg,var(--night-900) 0%,var(--night-800) 55%,var(--night-700) 100%);
}

/* ---------- 2. Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{
  margin:0;
  background:var(--ivory);
  color:var(--fg);
  font-family:var(--font-sans);
  font-size:17.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
::selection{background:var(--gold-300);color:var(--ink)}
.night ::selection{background:rgba(201,169,97,.4);color:#fff}

/* ---------- 3. Sections et fonds ---------- */
section{position:relative}
.bg-ivory{background:var(--ivory)}
.bg-paper{background:var(--paper)}
.bg-sand{background:linear-gradient(180deg,var(--sand) 0%,var(--ivory) 100%)}
.bg-dawn{background:linear-gradient(180deg,var(--ivory) 0%,#FDF3E6 55%,var(--ivory) 100%)}
.stars-cv{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}
.night > .wrap,.night > .content{position:relative;z-index:2}

.section{padding-block:clamp(72px,8.5vw,118px)}
.section-sm{padding-block:clamp(56px,7vw,92px)}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
.wrap-narrow{max-width:var(--wrap-narrow)}

.grid{display:grid;gap:clamp(18px,2.2vw,28px)}
.g-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,88px);align-items:center}
.split-40{grid-template-columns:.9fr 1.1fr}
.split-60{grid-template-columns:1.1fr .9fr}
.align-start{align-items:start}

/* ---------- 4. Typographie ---------- */
h1,h2,h3,h4{margin:0;font-weight:400;color:var(--fg)}
.display{
  font-family:var(--font-display);
  font-weight:400;
  line-height:1.08;
  letter-spacing:-.018em;
}
h1.display{font-size:clamp(2.7rem,4.9vw,4.5rem);font-weight:300}
h2.display{font-size:clamp(2.15rem,4.2vw,3.5rem);line-height:1.1}
h3.display{font-size:clamp(1.45rem,2.2vw,1.9rem);line-height:1.22}
.night h1.display,.night h2.display{font-weight:300}
em.gold{font-style:italic;color:var(--gold-600)}
.night em.gold{color:var(--gold-400)}
.grad-text{
  background:linear-gradient(100deg,var(--gold-600) 0%,var(--dawn-3) 50%,var(--gold-600) 100%);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 7s linear infinite;
}
.night .grad-text{background-image:linear-gradient(100deg,var(--gold-300) 0%,var(--dawn-1) 35%,var(--gold-400) 65%,var(--gold-300) 100%)}
@keyframes shimmer{to{background-position:-200% 0}}

.lead{
  font-size:clamp(1.06rem,1.35vw,1.22rem);
  line-height:1.75;
  color:var(--fg-2);
  max-width:60ch;
}
.muted{color:var(--fg-3)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.75em;
  font-size:.7rem;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;
  color:var(--accent);
  margin:0 0 1.4rem;
}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor;opacity:.6}
.eyebrow.centered{justify-content:center}
.eyebrow.centered::after{content:"";width:28px;height:1px;background:currentColor;opacity:.6}
.eyebrow.pill{
  padding:.55em 1.1em .55em .9em;border-radius:100px;
  background:var(--accent-soft);border:1px solid var(--border);
}
.eyebrow.pill::before{width:7px;height:7px;border-radius:50%;opacity:1;background:var(--gold-500);box-shadow:0 0 0 0 rgba(201,169,97,.6);animation:ping 2.4s var(--ease) infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(201,169,97,.55)}70%,100%{box-shadow:0 0 0 9px rgba(201,169,97,0)}}

.section-head{max-width:68ch;margin-bottom:clamp(44px,5vw,68px)}
.section-head.centered{margin-inline:auto;text-align:center}
.section-head .lead{margin-top:1.3rem}
.section-head.centered .lead{margin-inline:auto}

/* ---------- 5. Barre de progression ---------- */
.progress{
  position:fixed;top:0;left:0;right:0;height:2px;z-index:80;
  background:linear-gradient(90deg,var(--gold-500),var(--dawn-2),var(--gold-400));
  transform-origin:0 50%;transform:scaleX(0);
}

/* ---------- 6. Entête ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  color:#F3F5FA;
  transition:background .45s var(--ease),color .45s var(--ease),box-shadow .45s var(--ease),transform .45s var(--ease);
}
.site-header.scrolled{
  color:var(--ink);
  background:rgba(251,248,242,.84);
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  box-shadow:0 1px 0 var(--line),0 10px 30px -20px rgba(18,26,46,.25);
}
.site-header.hidden{transform:translateY(-100%)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:80px;transition:height .4s var(--ease)}
.scrolled .header-inner{height:68px}
.brand{display:flex;align-items:center;gap:12px}
.brand svg,.brand img{width:38px;height:38px;flex:none;transition:transform .6s var(--spring)}
.brand:hover svg{transform:rotate(-8deg) scale(1.06)}
.brand-name{font-size:.95rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase}
.nav{display:flex;align-items:center;gap:clamp(18px,2.4vw,36px)}
.nav a{position:relative;font-size:.88rem;font-weight:500;opacity:.82;padding-block:6px;transition:opacity .25s}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;border-radius:2px;
  background:var(--gold-500);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease);
}
.nav a:hover{opacity:1}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1);transform-origin:left}
.nav a.active{opacity:1}
.nav .btn{display:none}
.header-actions{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;align-items:center;gap:2px;font-size:.72rem;letter-spacing:.1em;padding:3px;border-radius:100px;border:1px solid currentColor;border-color:rgba(255,255,255,.18)}
.scrolled .lang-switch{border-color:var(--line)}
.lang-switch button{padding:4px 9px;border-radius:100px;font-weight:600;opacity:.6;transition:all .25s}
.lang-switch button:hover{opacity:1}
.lang-switch button.active{opacity:1;background:var(--gold-500);color:var(--ink)}
.lang-sep{display:none}
.burger{display:none;width:42px;height:42px;position:relative;flex:none;border-radius:50%}
.burger span{position:absolute;left:11px;right:11px;height:1.5px;background:currentColor;border-radius:2px;transition:transform .35s var(--ease),top .35s var(--ease),bottom .35s var(--ease)}
.burger span:nth-child(1){top:16px}
.burger span:nth-child(2){bottom:16px}
.burger.open span:nth-child(1){top:20px;transform:rotate(45deg)}
.burger.open span:nth-child(2){bottom:20px;transform:rotate(-45deg)}

/* ---------- 7. Boutons ---------- */
.btn{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:.65em;
  padding:1em 1.75em;border-radius:100px;
  font-size:.9rem;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s,color .35s,border-color .35s;
  will-change:transform;
}
.btn-primary{
  color:var(--ink);
  background:linear-gradient(135deg,#F4E6C4 0%,var(--gold-400) 40%,var(--gold-500) 75%,#B8954F 100%);
  box-shadow:var(--shadow-gold);
}
.btn-primary::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.65) 50%,transparent 70%);
  transform:translateX(-120%);transition:transform .9s var(--ease);
}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-primary:hover{box-shadow:0 20px 50px -18px rgba(176,140,62,.85)}
.btn-dark{color:#fff;background:var(--ink);box-shadow:0 14px 34px -18px rgba(18,26,46,.6)}
.btn-dark:hover{background:var(--night-700)}
.btn-ghost{border:1px solid var(--border);color:var(--fg);background:transparent}
.btn-ghost:hover{border-color:var(--gold-500);background:var(--accent-soft)}
.btn-sm{padding:.72em 1.3em;font-size:.8rem}
.btn-lg{padding:1.15em 2.1em;font-size:.95rem}
.btn .arrow{display:inline-block;transition:transform .35s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:2.4rem}
.btn-row.centered{justify-content:center}
.link-arrow{
  display:inline-flex;align-items:center;gap:.55em;
  font-size:.9rem;font-weight:600;color:var(--accent);
  background:linear-gradient(currentColor,currentColor) 0 100%/0 1.5px no-repeat;
  padding-bottom:4px;transition:background-size .45s var(--ease),gap .35s var(--ease);
}
.link-arrow:hover{background-size:100% 1.5px;gap:.85em}

/* ---------- 8. Hero ---------- */
.hero{
  min-height:clamp(680px,100vh,960px);
  display:flex;align-items:center;
  padding-top:110px;padding-bottom:clamp(120px,13vw,170px);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(24px,4vw,60px);align-items:center}
.hero h1{margin-bottom:1.6rem}
.hero .lead{font-size:clamp(1.05rem,1.3vw,1.2rem);max-width:58ch}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:2.2rem}
.chip{
  display:inline-flex;align-items:center;gap:.55em;
  padding:.5em .95em;border-radius:100px;font-size:.78rem;font-weight:500;
  background:var(--card);border:1px solid var(--border);color:var(--fg-2);
  backdrop-filter:blur(6px);
}
.chip svg{width:14px;height:14px;color:var(--gold-500)}
.cursor-glow{
  position:absolute;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:1;
  background:radial-gradient(circle,rgba(222,195,138,.13),transparent 65%);
  transform:translate(-50%,-50%);left:var(--cx,70%);top:var(--cy,40%);
  transition:left .6s var(--ease-out),top .6s var(--ease-out);
}

/* horizon d'aube */
.horizon{
  position:absolute;left:50%;bottom:-2px;z-index:1;pointer-events:none;
  width:max(1900px,190vw);height:190px;transform:translate(-50%,40px);
  opacity:0;animation:sunrise 2.4s .3s var(--ease-out) forwards;
}
.horizon::before{
  content:"";position:absolute;left:18%;right:18%;top:-170px;height:330px;
  background:radial-gradient(50% 60% at 50% 100%,rgba(248,226,198,.62),rgba(240,190,147,.28) 45%,transparent 75%);
  filter:blur(6px);
}
.horizon::after{
  content:"";position:absolute;inset:0;
  border-radius:50% 50% 0 0 / 100% 100% 0 0;
  background:var(--ivory);
  box-shadow:0 -1px 0 rgba(255,240,215,.95),0 -14px 50px rgba(248,214,176,.6),0 -50px 130px rgba(240,190,147,.38);
}
.horizon.to-paper::after{background:var(--paper)}
.horizon.to-sand::after{background:var(--sand)}
@keyframes sunrise{to{opacity:1;transform:translate(-50%,0)}}

/* illustration arbre de vie */
.hero-art{position:relative;aspect-ratio:1;width:100%;max-width:520px;margin-inline:auto}
.hero-art .halo{
  position:absolute;inset:12%;border-radius:50%;
  background:radial-gradient(circle,rgba(240,205,150,.30),rgba(201,169,97,.10) 45%,transparent 70%);
  animation:breathe 6s ease-in-out infinite;
}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.85}50%{transform:scale(1.07);opacity:1}}
.hero-art svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.layer{transition:transform .9s var(--ease-out);will-change:transform}
.hero-art .layer{position:absolute;inset:0}
.orbit{transform-origin:200px 200px;animation:spin 80s linear infinite}
.orbit.rev{animation-duration:120s;animation-direction:reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.draw{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 2.2s var(--ease-out) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.st{transform-box:fill-box;transform-origin:center;opacity:0;transform:scale(0) rotate(-45deg);animation:starIn .9s var(--spring) forwards,twinkle 4s ease-in-out infinite}
@keyframes starIn{to{opacity:1;transform:scale(1) rotate(0)}}
@keyframes twinkle{0%,100%{filter:drop-shadow(0 0 2px rgba(255,236,200,.5))}50%{filter:drop-shadow(0 0 9px rgba(255,236,200,.95))}}
.float{animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* texte découpé mot à mot */
.split-ready .w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .04em .14em;margin:0 -.04em -.14em}
.split-ready .w > span{display:inline-block;transform:translateY(110%);transition:transform 1.1s var(--ease-out)}
.split-ready.in .w > span{transform:none}

/* ---------- 9. Page hero (pages internes) ---------- */
.page-hero{padding-top:clamp(150px,18vh,200px);padding-bottom:clamp(130px,13vw,180px);overflow:hidden}
.page-hero h1{font-size:clamp(2.5rem,5vw,4.3rem);margin-bottom:1.4rem;max-width:18ch}
.page-hero .lead{max-width:58ch}
.page-hero .watermark{
  position:absolute;right:max(-60px,calc(50% - 720px));top:50%;width:min(460px,42vw);
  transform:translateY(-58%);opacity:.5;z-index:1;pointer-events:none;
}
.page-hero .horizon{height:170px}

/* ---------- 10. Bandeau défilant ---------- */
.marquee{overflow:hidden;padding-block:30px;border-block:1px solid var(--line);background:var(--paper);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;width:max-content;animation:marquee 46s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-item{display:flex;align-items:center;gap:34px;padding-right:34px;font-family:var(--font-display);font-size:clamp(1.5rem,2.6vw,2.2rem);font-style:italic;color:var(--ink-2);white-space:nowrap}
.marquee-item svg{width:16px;height:16px;color:var(--gold-500);flex:none}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- 11. Cartes ---------- */
.card{
  --mx:50%;--my:50%;
  position:relative;isolation:isolate;
  padding:clamp(26px,2.8vw,36px);
  border-radius:var(--r-md);
  background:var(--card);
  border:1px solid var(--border);
  box-shadow:var(--shadow-md);
  transition:transform .55s var(--ease),box-shadow .55s var(--ease),border-color .55s;
  height:100%;
  transform-style:preserve-3d;
}
.night .card{box-shadow:none;backdrop-filter:blur(8px)}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;opacity:0;
  background:radial-gradient(420px circle at var(--mx) var(--my),var(--glow),transparent 45%);
  transition:opacity .45s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(201,169,97,.45)}
.card:hover::before{opacity:1}
.card h3{font-size:1.12rem;font-weight:600;letter-spacing:-.01em;margin-bottom:.65rem;line-height:1.35}
.card p{font-size:.96rem;color:var(--fg-2);line-height:1.7;margin:0}
.card-num{
  display:block;margin-bottom:1.2rem;
  font-family:var(--font-display);font-size:2.6rem;font-weight:400;line-height:1;
  background:linear-gradient(180deg,var(--gold-500),var(--gold-300));-webkit-background-clip:text;background-clip:text;color:transparent;
}
.ico{
  width:50px;height:50px;margin-bottom:1.35rem;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--gold-100),var(--gold-200));
  border:1px solid rgba(201,169,97,.35);color:var(--gold-700);
  transition:transform .6s var(--spring);
}
.night .ico{background:rgba(201,169,97,.12);color:var(--gold-300);border-color:rgba(201,169,97,.3)}
.ico svg{width:22px;height:22px}
.card:hover .ico{transform:rotate(-8deg) scale(1.08)}
.card-link{display:inline-flex;margin-top:1.3rem}

/* ---------- 12. Timeline au défilement ---------- */
.timeline{position:relative;padding-left:56px}
.tl-line,.tl-fill{position:absolute;left:17px;top:10px;width:2px;border-radius:2px}
.tl-line{bottom:10px;background:var(--line)}
.tl-fill{height:0;background:linear-gradient(180deg,var(--gold-400),var(--gold-600));box-shadow:0 0 12px rgba(201,169,97,.6)}
.tl-step{position:relative;padding-bottom:clamp(36px,4vw,52px);opacity:.42;transition:opacity .6s var(--ease)}
.tl-step:last-child{padding-bottom:0}
.tl-step.on{opacity:1}
.tl-dot{
  position:absolute;left:-56px;top:2px;width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  font-size:.74rem;font-weight:700;color:var(--fg-3);
  background:var(--paper);border:1.5px solid var(--line);
  transition:all .6s var(--spring);
}
.tl-step.on .tl-dot{color:var(--ink);background:linear-gradient(135deg,var(--gold-300),var(--gold-500));border-color:transparent;transform:scale(1.08);box-shadow:0 0 0 6px rgba(201,169,97,.16)}
.tl-step h3{font-size:1.35rem;font-weight:600;margin-bottom:.5rem;letter-spacing:-.01em}
.tl-step p{color:var(--fg-2);margin:0;max-width:56ch}
.sticky-head{position:sticky;top:120px}

/* ---------- 13. Démonstration animée ---------- */
.demo-wrap{position:relative}
.demo-wrap::before{
  content:"";position:absolute;inset:8% -6% -6% 6%;border-radius:40px;z-index:0;
  background:radial-gradient(60% 60% at 60% 40%,rgba(240,190,147,.45),rgba(201,169,97,.18) 50%,transparent 75%);
  filter:blur(30px);
}
.device{
  position:relative;z-index:1;
  border-radius:30px;padding:12px;
  background:linear-gradient(160deg,#1B2747,#0B142E);
  box-shadow:0 2px 0 rgba(255,255,255,.06) inset,0 50px 100px -40px rgba(13,24,56,.55),0 20px 40px -20px rgba(13,24,56,.4);
}
.screen{border-radius:20px;overflow:hidden;background:#F8F6F1;display:flex;flex-direction:column;height:560px}
.app-bar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;background:var(--paper);border-bottom:1px solid var(--line-2);
  font-size:.78rem;color:var(--mute);
}
.app-bar .app-id{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--ink)}
.app-bar .app-id svg{width:24px;height:24px}
.app-bar .sync{display:inline-flex;align-items:center;gap:6px}
.app-bar .sync::before{content:"";width:7px;height:7px;border-radius:50%;background:#3FA76B;box-shadow:0 0 0 3px rgba(63,167,107,.18)}
.chat{flex:1;overflow:hidden;padding:18px 18px 8px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}
.msg{max-width:86%;padding:12px 15px;border-radius:16px;font-size:.86rem;line-height:1.55;opacity:0;transform:translateY(12px) scale(.98);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.msg.show{opacity:1;transform:none}
.msg .who{display:block;font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:5px;opacity:.65}
.msg.seller{align-self:flex-end;background:var(--ink);color:#EEF1F8;border-bottom-right-radius:5px}
.msg.ai{align-self:flex-start;background:var(--paper);border:1px solid var(--line);color:var(--ink-2);border-bottom-left-radius:5px;box-shadow:var(--shadow-sm)}
.msg.ai .who{color:var(--gold-700);opacity:1}
.typing{display:inline-flex;gap:4px;padding:4px 0}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--gold-500);animation:bounce 1.1s infinite}
.typing i:nth-child(2){animation-delay:.15s}
.typing i:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-5px);opacity:1}}
.caret{display:inline-block;width:1.5px;height:1em;background:currentColor;vertical-align:-2px;margin-left:1px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.q-list{display:grid;gap:7px;margin-top:8px}
.q{display:flex;gap:8px;align-items:center;padding:8px 11px;border-radius:10px;background:var(--gold-100);border:1px solid rgba(201,169,97,.3);font-size:.8rem;opacity:0;transform:translateX(-8px);transition:all .45s var(--ease)}
.q.show{opacity:1;transform:none}
.q.picked{background:var(--gold-200);border-color:var(--gold-500)}
.q::before{content:"?";flex:none;width:18px;height:18px;border-radius:50%;display:grid;place-items:center;font-size:.66rem;font-weight:700;background:var(--gold-500);color:#fff}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.tag{padding:4px 10px;border-radius:100px;background:#EEF1F7;color:var(--ink-2);font-size:.74rem;font-weight:500;opacity:0;transform:scale(.6);transition:all .45s var(--spring)}
.tag.show{opacity:1;transform:none}
.reco{margin-top:8px;display:grid;gap:8px}
.prod{display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:center;padding:11px 13px;border-radius:12px;border:1px solid var(--line);background:#fff;opacity:0;transform:translateY(10px);transition:all .55s var(--ease)}
.prod.show{opacity:1;transform:none}
.prod.main{border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(201,169,97,.14)}
.prod .p-name{font-weight:600;font-size:.82rem;color:var(--ink)}
.prod .p-score{font-weight:700;font-size:.82rem;color:var(--gold-700)}
.prod .p-meta{grid-column:1/-1;font-size:.72rem;color:var(--mute)}
.prod .bar{grid-column:1/-1;height:4px;border-radius:4px;background:#EEF0F4;overflow:hidden}
.prod .bar i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--gold-400),var(--gold-600));transition:width 1.2s var(--ease-out)}
.prod .badge{font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-700)}
.quote{margin-top:8px;padding:10px 12px;border-left:2px solid var(--gold-500);background:var(--gold-100);border-radius:0 10px 10px 0;font-style:italic;color:var(--ink-2)}
.composer{display:flex;align-items:center;gap:10px;margin:8px 14px 14px;padding:10px 12px 10px 16px;border-radius:14px;background:#fff;border:1px solid var(--line);font-size:.82rem;color:var(--mute);min-height:46px}
.composer .txt{flex:1;color:var(--ink)}
.composer .send{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--gold-500);color:#fff;flex:none}
.composer .send svg{width:14px;height:14px}
.demo-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:16px;position:relative;z-index:1;font-size:.78rem;color:var(--fg-3)}
.replay{display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:.8rem;color:var(--accent);padding:.5em .9em;border-radius:100px;border:1px solid var(--border);transition:all .3s}
.replay:hover{border-color:var(--gold-500);background:var(--accent-soft)}
.replay svg{width:14px;height:14px}

/* ---------- 14. Diagramme du principe ---------- */
.flow{display:grid;grid-template-columns:1fr 90px 1.15fr 90px 1fr;align-items:center;margin-top:clamp(44px,5vw,64px)}
.flow-node{
  position:relative;text-align:center;padding:28px 22px;border-radius:var(--r-md);
  background:var(--card);border:1px solid var(--border);backdrop-filter:blur(8px);
}
.flow-node.core{padding:36px 24px;border-color:rgba(222,195,138,.55);background:linear-gradient(160deg,rgba(201,169,97,.16),rgba(255,255,255,.03));box-shadow:0 0 60px -10px rgba(201,169,97,.35)}
.flow-node .ico{margin-inline:auto}
.flow-node .tag-s{display:block;font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:.4rem;font-weight:600}
.flow-node strong{display:block;font-size:1.08rem;font-weight:600;margin-bottom:.4rem}
.flow-node p{font-size:.86rem;color:var(--fg-2);margin:0;line-height:1.6}
.flow-link{position:relative;height:2px;background:linear-gradient(90deg,rgba(222,195,138,.15),rgba(222,195,138,.55),rgba(222,195,138,.15))}
.flow-link::before,.flow-link::after{
  content:"";position:absolute;top:50%;width:9px;height:9px;margin-top:-4.5px;border-radius:50%;
  background:var(--gold-300);box-shadow:0 0 12px 3px rgba(240,215,160,.75);
  animation:travel 2.6s linear infinite;
}
.flow-link::after{animation-delay:1.3s}
.flow-link.rev::before,.flow-link.rev::after{animation-name:travelRev}
@keyframes travel{0%{left:0;opacity:0}12%{opacity:1}88%{opacity:1}100%{left:calc(100% - 9px);opacity:0}}
@keyframes travelRev{0%{left:calc(100% - 9px);opacity:0}12%{opacity:1}88%{opacity:1}100%{left:0;opacity:0}}
.flow-out{display:flex;flex-direction:column;align-items:center;margin-top:0}
.flow-out .vlink{width:2px;height:56px;position:relative;background:linear-gradient(180deg,rgba(222,195,138,.55),rgba(222,195,138,.1))}
.flow-out .vlink::before{content:"";position:absolute;left:50%;width:9px;height:9px;margin-left:-4.5px;border-radius:50%;background:var(--gold-300);box-shadow:0 0 12px 3px rgba(240,215,160,.75);animation:travelV 1.8s linear infinite}
@keyframes travelV{0%{top:0;opacity:0}15%{opacity:1}100%{top:calc(100% - 9px);opacity:0}}
.flow-out .out{padding:.8em 1.5em;border-radius:100px;background:linear-gradient(135deg,var(--gold-300),var(--gold-500));color:var(--ink);font-weight:600;font-size:.9rem;box-shadow:0 0 40px -6px rgba(222,195,138,.6)}
.flow-grid-out{display:grid;grid-template-columns:1fr 90px 1.15fr 90px 1fr}
.flow-grid-out > .flow-out{grid-column:3}

/* ---------- 15. Liste de bénéfices ---------- */
.benefits{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.benefits li{
  display:grid;grid-template-columns:40px 1fr;gap:16px;align-items:start;
  padding:20px 22px;border-radius:var(--r-md);background:var(--paper);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s;
}
.benefits li:hover{transform:translateX(6px);box-shadow:var(--shadow-md);border-color:rgba(201,169,97,.4)}
.check{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-200),var(--gold-300));color:var(--gold-700)}
.check svg{width:18px;height:18px}
.check path{stroke-dasharray:24;stroke-dashoffset:24;transition:stroke-dashoffset .8s .25s var(--ease-out)}
.in .check path,.check.in path{stroke-dashoffset:0}
.benefits strong{display:block;color:var(--ink);font-weight:600;margin-bottom:2px}
.benefits span{font-size:.95rem;color:var(--fg-2);line-height:1.65}

.checklist{list-style:none;padding:0;margin:0;display:grid;gap:1rem}
.checklist li{position:relative;padding-left:2rem;color:var(--fg-2);line-height:1.68}
.checklist li::before{
  content:"";position:absolute;left:0;top:.55em;width:11px;height:11px;background:var(--gold-500);
  clip-path:polygon(50% 0,61% 39%,100% 50%,61% 61%,50% 100%,39% 61%,0 50%,39% 39%);
}
.checklist strong{color:var(--fg);font-weight:600}

/* ---------- 16. Bandeau d'appel à l'action ---------- */
.cta-band{text-align:center;overflow:hidden}
.cta-band .display{margin-bottom:1.2rem}
.cta-band .lead{margin-inline:auto}
.cta-band .tree-bg{position:absolute;left:50%;bottom:-120px;width:620px;transform:translateX(-50%);opacity:.12;z-index:1;pointer-events:none}
.reassure{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px;margin-top:2rem;font-size:.84rem;color:var(--fg-3)}
.reassure span{display:inline-flex;align-items:center;gap:.5em}
.reassure svg{width:15px;height:15px;color:var(--gold-400)}

.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:clamp(40px,6vw,80px);
}

/* ---------- 17. CTA flottant ---------- */
.float-cta{
  position:fixed;right:22px;bottom:22px;z-index:65;
  display:inline-flex;align-items:center;gap:.65em;
  padding:.95em 1.4em .95em 1.15em;border-radius:100px;
  font-size:.85rem;font-weight:600;color:var(--ink);
  background:linear-gradient(135deg,#F4E6C4,var(--gold-400) 50%,var(--gold-500));
  box-shadow:0 18px 40px -14px rgba(120,90,30,.55),0 0 0 1px rgba(255,255,255,.5) inset;
  transform:translateY(140%);opacity:0;transition:transform .6s var(--spring),opacity .4s;
}
.float-cta.show{transform:none;opacity:1}
.float-cta .dot{width:8px;height:8px;border-radius:50%;background:#3FA76B;box-shadow:0 0 0 0 rgba(63,167,107,.6);animation:pingG 2s infinite}
@keyframes pingG{0%{box-shadow:0 0 0 0 rgba(63,167,107,.55)}70%,100%{box-shadow:0 0 0 9px rgba(63,167,107,0)}}

body[data-page="contact"] .float-cta{display:none}

/* ---------- 18. Formulaire ---------- */
.form-card{
  position:relative;border-radius:var(--r-lg);
  padding:clamp(28px,3.6vw,46px);
  background:var(--paper);border:1px solid var(--line);
  box-shadow:var(--shadow-lg);
}
.form-card::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;z-index:-1;
  background:linear-gradient(135deg,var(--gold-300),transparent 40%,transparent 60%,var(--dawn-2));opacity:.6;
}
.form-head{margin-bottom:1.8rem}
.form-head h2{font-family:var(--font-display);font-size:1.9rem;font-weight:500;line-height:1.2;margin-bottom:.4rem}
.form-head p{color:var(--fg-3);font-size:.92rem;margin:0}
.field{position:relative;margin-bottom:1.15rem}
.field input,.field select,.field textarea{
  width:100%;padding:1.45em 1em .55em;
  background:#FBFAF7;border:1.5px solid var(--line);border-radius:12px;
  color:var(--ink);font-family:inherit;font-size:.96rem;
  transition:border-color .3s,background .3s,box-shadow .3s;
}
.field textarea{min-height:130px;resize:vertical;padding-top:1.7em}
.field label{
  position:absolute;left:1.05em;top:1.05em;font-size:.94rem;color:var(--mute);pointer-events:none;
  transform-origin:0 0;transition:transform .3s var(--ease),color .3s;
}
.field label .req{color:var(--gold-600)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold-500);background:#fff;box-shadow:0 0 0 4px rgba(201,169,97,.16)}
.field input:focus + label,.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,.field textarea:not(:placeholder-shown) + label,
.field select + label{transform:translateY(-.62em) scale(.76);color:var(--gold-700)}
.field select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239A7631' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.field.invalid input,.field.invalid textarea{border-color:#D27A6A;box-shadow:0 0 0 4px rgba(210,122,106,.12)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.consent{display:flex;gap:.8rem;align-items:flex-start;font-size:.85rem;color:var(--mute);margin:.5rem 0 1.6rem;line-height:1.55;cursor:pointer}
.consent input{width:18px;height:18px;margin-top:2px;accent-color:var(--gold-600);flex:none}
.form-note{font-size:.78rem;color:var(--mute);margin-top:1.1rem;text-align:center}
.form-status{margin-top:1rem;font-size:.9rem;display:none;padding:.9em 1.1em;border-radius:12px}
.form-status.ok{display:block;color:#245C3D;background:#E8F4EC}
.form-status.err{display:block;color:#8C3B2E;background:#FBECE8}
.form-success{display:none;text-align:center;padding:40px 10px}
.form-success.show{display:block;animation:pop .7s var(--spring)}
@keyframes pop{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:none}}
.form-success .ok-ico{width:72px;height:72px;margin:0 auto 1.2rem;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-200),var(--gold-400))}
.form-success .ok-ico svg{width:32px;height:32px;color:var(--gold-700)}

.contact-points{display:grid;gap:14px;margin-top:2rem}
.cpoint{display:grid;grid-template-columns:46px 1fr;gap:14px;align-items:start;padding:18px;border-radius:var(--r-md);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.cpoint .ico{width:46px;height:46px;margin:0;border-radius:12px}
.cpoint strong{display:block;color:var(--ink);font-weight:600}
.cpoint span{font-size:.92rem;color:var(--fg-2)}

/* ---------- 19. Équipe ---------- */
.person{text-align:left}
.avatar{
  position:relative;width:72px;height:72px;border-radius:50%;margin-bottom:1.2rem;
  display:grid;place-items:center;
  font-family:var(--font-display);font-size:1.5rem;font-weight:500;color:var(--gold-700);
  background:linear-gradient(145deg,var(--gold-100),var(--gold-300));
}
.avatar::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px dashed rgba(201,169,97,.6);animation:spin 30s linear infinite}
.person h3{margin-bottom:.15rem}
.role{display:block;font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:.8rem}

/* ---------- 20. FAQ ---------- */
.faq{display:grid;gap:12px}
.faq-item{border-radius:var(--r-md);background:var(--paper);border:1px solid var(--line);transition:border-color .35s,box-shadow .35s}
.faq-item.open{border-color:rgba(201,169,97,.5);box-shadow:var(--shadow-md)}
.faq-q{width:100%;text-align:left;display:flex;gap:20px;align-items:center;justify-content:space-between;padding:1.25rem 1.4rem;font-size:1.02rem;font-weight:600;color:var(--ink)}
.faq-q .sign{flex:none;width:30px;height:30px;border-radius:50%;position:relative;background:var(--gold-100);border:1px solid rgba(201,169,97,.35);transition:transform .45s var(--ease),background .3s}
.faq-q .sign::before,.faq-q .sign::after{content:"";position:absolute;left:50%;top:50%;background:var(--gold-700);border-radius:2px}
.faq-q .sign::before{width:11px;height:1.5px;margin:-.75px 0 0 -5.5px}
.faq-q .sign::after{width:1.5px;height:11px;margin:-5.5px 0 0 -.75px;transition:transform .35s}
.faq-item.open .sign{transform:rotate(180deg);background:var(--gold-300)}
.faq-item.open .sign::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq-a p{padding:0 1.4rem 1.4rem;color:var(--fg-2);font-size:.96rem;margin:0;max-width:72ch}

/* ---------- 21. Prose ---------- */
.prose h2{font-family:var(--font-display);font-size:1.8rem;font-weight:500;margin:2.6rem 0 .9rem}
.prose p,.prose li{font-size:.98rem;color:var(--fg-2);line-height:1.8}
.prose ul{padding-left:1.2rem;margin:0 0 1.1em}
.prose a{color:var(--gold-700);border-bottom:1px solid rgba(154,118,49,.35)}
.prose-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(28px,4vw,56px);box-shadow:var(--shadow-md)}
.todo{display:inline-block;padding:.05em .5em;border-radius:6px;background:var(--gold-200);color:var(--gold-700);font-size:.88em;font-weight:500}

/* ---------- 22. Pied de page ---------- */
.site-footer{position:relative;overflow:hidden;padding-block:clamp(64px,7vw,90px) 30px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;margin-bottom:56px}
.footer-brand p{font-size:.92rem;color:var(--fg-3);max-width:34ch;margin-top:1.1rem}
.footer-col h4{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-400);margin-bottom:1.1rem;font-weight:600}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:.7rem}
.footer-col a{font-size:.9rem;color:var(--fg-2);transition:color .25s}
.footer-col a:hover{color:var(--gold-300)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px 26px;justify-content:space-between;padding-top:26px;border-top:1px solid var(--border);font-size:.8rem;color:var(--fg-3)}
.footer-cta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:clamp(28px,3.4vw,40px);margin-bottom:64px;border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(201,169,97,.16),rgba(255,255,255,.03));border:1px solid rgba(222,195,138,.3);
}
.footer-cta h3{font-family:var(--font-display);font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:400;line-height:1.2}

/* ---------- 23. Apparitions ---------- */
.reveal,.reveal-l,.reveal-r,.reveal-s{transition:opacity 1s var(--ease-out),transform 1s var(--ease-out),filter 1s var(--ease-out)}
.js .reveal{opacity:0;transform:translateY(34px)}
.js .reveal-l{opacity:0;transform:translateX(-40px)}
.js .reveal-r{opacity:0;transform:translateX(40px)}
.js .reveal-s{opacity:0;transform:scale(.94);filter:blur(6px)}
.js .reveal.in,.js .reveal-l.in,.js .reveal-r.in,.js .reveal-s.in{opacity:1;transform:none;filter:none}

/* ---------- 24. Responsive ---------- */
@media (max-width:1080px){
  .g-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr 1fr}
  .flow,.flow-grid-out{grid-template-columns:1fr 50px 1.1fr 50px 1fr}
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero-art{max-width:360px;order:-1;margin-bottom:-10px}
  .g-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.split-40,.split-60{grid-template-columns:1fr;gap:44px}
  .sticky-head{position:static}
  .flow,.flow-grid-out{grid-template-columns:1fr}
  .flow-link{width:2px;height:46px;margin-inline:auto;background:linear-gradient(180deg,rgba(222,195,138,.15),rgba(222,195,138,.55),rgba(222,195,138,.15))}
  .flow-link::before,.flow-link::after{left:50%!important;margin-left:-4.5px;animation-name:travelV!important}
  .flow-grid-out > .flow-out{grid-column:1}
  .page-hero .watermark{opacity:.22;right:-80px}
}
@media (max-width:760px){
  body{font-size:16.5px}
  .burger{display:block}
  .nav{
    position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    padding:16px clamp(20px,5vw,40px) 28px;color:var(--ink);
    background:rgba(251,248,242,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    box-shadow:0 30px 60px -30px rgba(18,26,46,.35);
    clip-path:inset(0 0 100% 0);transition:clip-path .5s var(--ease);
  }
  .nav.open{clip-path:inset(0 0 0 0)}
  .nav a{font-size:1.15rem;padding:16px 0;border-bottom:1px solid var(--line);opacity:1}
  .nav a::after{display:none}
  .nav .btn{display:inline-flex;margin-top:22px;border-bottom:0}
  .header-actions .btn-cta{display:none}
  .site-header.menu-open{color:var(--ink);background:rgba(251,248,242,.98)}
  .site-header.menu-open .lang-switch{border-color:var(--line)}
  .header-inner{height:68px}
  .g-2,.g-3,.g-4{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:34px}
  .hero{min-height:auto;padding-top:110px}
  .timeline{padding-left:48px}
  .tl-dot{left:-48px;width:32px;height:32px}
  .tl-line,.tl-fill{left:15px}
  .screen{height:520px}
  .float-cta{right:14px;bottom:14px;left:14px;justify-content:center}
  .cursor-glow{display:none}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .js .reveal,.js .reveal-l,.js .reveal-r,.js .reveal-s{opacity:1;transform:none;filter:none}
  .split-ready .w > span{transform:none}
  .marquee-track{animation:none}
}

/* ---------- 25. Accessibilité ---------- */
:focus-visible{outline:2px solid var(--gold-500);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-9999px;top:12px;z-index:200;background:var(--gold-500);color:var(--ink);padding:.7em 1.2em;border-radius:var(--r-sm);font-size:.85rem}
.skip:focus{left:16px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 26. Ajustements ---------- */
body:has(.cta-band) .footer-cta{display:none}
.cta-band + .site-footer,.night + .site-footer{border-top:1px solid rgba(255,255,255,.07)}
.eyebrow.pill.centered::after{display:none}
.cta-band .tree-bg svg{width:100%;height:auto}
.orbits-svg,.tree-svg{width:100%;height:100%}

.display + .lead,.display + p{margin-top:1.3rem}
.site-header.scrolled .brand svg,.site-header.menu-open .brand svg{filter:brightness(.7) saturate(1.5)}
.composer .txt:empty{display:none}
.composer .ph{flex:1}
h1,h2,h3{text-wrap:balance}
.lead,.card p{text-wrap:pretty}
.cta-band.night{background:
    radial-gradient(900px 500px at 50% 110%,rgba(240,190,147,.22),transparent 65%),
    radial-gradient(1000px 560px at 80% -10%,rgba(86,118,214,.28),transparent 62%),
    linear-gradient(180deg,var(--night-900),var(--night-800))}
.site-footer.night{background:
    radial-gradient(900px 500px at 85% 0%,rgba(86,118,214,.18),transparent 60%),
    linear-gradient(180deg,var(--night-800),var(--night-950))}
@media (max-width:760px){
  .hero{padding-bottom:210px}
  .horizon{height:150px}
  .hero-art{max-width:250px}
  .page-hero{padding-bottom:170px}
  .page-hero .horizon{height:120px}
}
.field .hint{display:block;margin-top:.45rem;font-size:.78rem;color:var(--mute);line-height:1.5}
.cpoint .link-arrow{margin-top:.2rem}
body[data-page="contact"] .footer-cta{display:none}
.hero + .marquee{margin-top:0}
.page-hero + .section{padding-top:clamp(28px,4vw,56px)}

/* =========================================================
   v3 : plus visuel, plus court, plus vendeur
   ========================================================= */

/* --- hero : badges toujours sur fond sombre --- */
.hero{padding-bottom:clamp(250px,21vw,290px)}
.hero .horizon{height:170px}
.hero .chip{background:rgba(9,18,40,.82);border-color:rgba(255,255,255,.16);color:#E6EAF4;backdrop-filter:blur(8px)}
.hero .chip svg{color:var(--gold-400)}
.hero h1.display{font-size:clamp(2.8rem,5.2vw,4.8rem)}
@media (max-width:760px){.hero{padding-bottom:220px}.hero .horizon{height:140px}}

/* --- cartes produit flottantes dans le hero --- */
.fcard{
  position:absolute;z-index:3;width:max-content;max-width:250px;
  padding:13px 15px;border-radius:16px;font-size:.8rem;line-height:1.45;color:var(--ink);
  background:rgba(255,255,255,.97);box-shadow:0 30px 60px -24px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.6) inset;
  opacity:0;transform:translateY(16px);
  animation:cardIn .9s var(--ease-out) forwards,floaty 7s ease-in-out infinite;
}
.fcard .k{display:flex;align-items:center;gap:6px;font-size:.62rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-700);margin-bottom:5px}
.fcard .k::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold-500)}
.fcard strong{display:block;font-weight:600}
.fcard .meta{display:flex;align-items:center;gap:6px;margin-top:6px;font-size:.72rem;color:var(--mute)}
.fcard .meta::before{content:"";width:7px;height:7px;border-radius:50%;background:#3FA76B}
.fcard .mini-bar{height:4px;border-radius:4px;background:#EEF0F4;margin-top:8px;overflow:hidden}
.fcard .mini-bar i{display:block;height:100%;width:92%;background:linear-gradient(90deg,var(--gold-400),var(--gold-600));border-radius:inherit}
.fcard.a{left:-8%;top:14%;animation-delay:2.1s,2.1s}
.fcard.b{right:-6%;bottom:12%;animation-delay:2.6s,-1.5s}
.fcard.c{right:2%;top:2%;animation-delay:3.1s,-3s;font-size:.74rem;padding:9px 12px}
@keyframes cardIn{to{opacity:1;transform:none}}
@media (max-width:900px){.fcard.a{left:0}.fcard.b{right:0}.fcard.c{display:none}}

/* --- bandeau de chiffres --- */
.stats-wrap{position:relative;z-index:4;margin-top:-150px}
.stats-title{text-align:center;margin-bottom:22px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-radius:var(--r-lg);background:var(--paper);box-shadow:var(--shadow-lg);border:1px solid var(--line);overflow:hidden}
.stat{padding:clamp(26px,3vw,40px) clamp(20px,2.4vw,32px);border-right:1px solid var(--line);position:relative}
.stat:last-child{border-right:0}
.stat .num{display:block;font-family:var(--font-display);font-weight:500;font-size:clamp(3rem,5vw,4.5rem);line-height:1;color:var(--ink);letter-spacing:-.02em}
.stat .num .u{color:var(--gold-600)}
.stat p{margin:.9rem 0 0;font-size:.95rem;line-height:1.55;color:var(--fg-2)}
.stat sup{font-size:.68rem;font-weight:700;color:var(--gold-700)}
.stat::after{content:"";position:absolute;left:clamp(20px,2.4vw,32px);top:0;width:40px;height:3px;border-radius:0 0 3px 3px;background:linear-gradient(90deg,var(--gold-400),var(--gold-600))}
.sources{margin-top:16px;font-size:.74rem;line-height:1.6;color:var(--mute);text-align:center}
.sources a{color:var(--gold-700);border-bottom:1px solid rgba(154,118,49,.3)}
.night .sources{color:var(--fg-3)}
.night .sources a{color:var(--gold-300)}
@media (max-width:900px){.stats{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.stats{grid-template-columns:1fr}.stat{border-right:0;border-bottom:1px solid var(--line)}.stats-wrap{margin-top:-110px}}

/* --- avant / après --- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,2.4vw,28px);align-items:stretch}
.cmp{border-radius:var(--r-lg);padding:clamp(28px,3.4vw,44px);position:relative;overflow:hidden}
.cmp h3{font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;margin-bottom:1.6rem;display:flex;align-items:center;gap:.6em}
.cmp ul{list-style:none;margin:0;padding:0;display:grid;gap:1.15rem}
.cmp li{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;font-size:1.06rem;line-height:1.5}
.cmp li i{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-style:normal}
.cmp li i svg{width:16px;height:16px}
.cmp.before{background:#EFEEEA;border:1px solid var(--line);color:var(--ink-2)}
.cmp.before h3{color:var(--mute)}
.cmp.before li i{background:#E0DED8;color:#8A8F9C}
.cmp.after{color:#F3F5FA;background:radial-gradient(500px 260px at 90% 0%,rgba(201,169,97,.28),transparent 60%),linear-gradient(155deg,var(--night-700),var(--night-900));box-shadow:var(--shadow-lg)}
.cmp.after h3{color:var(--gold-400)}
.cmp.after li i{background:linear-gradient(135deg,var(--gold-300),var(--gold-500));color:var(--ink)}
.cmp.after strong{color:#fff}
.cmp .vs-tag{position:absolute;right:22px;top:20px;font-family:var(--font-display);font-style:italic;font-size:3.4rem;line-height:1;opacity:.08}
@media (max-width:820px){.compare{grid-template-columns:1fr}}

/* --- 4 étapes en cartes --- */
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,24px);counter-reset:s}
.step4{position:relative;padding:28px 24px 26px;border-radius:var(--r-md);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-md);transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.step4:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.step4 .n{position:absolute;right:20px;top:14px;font-family:var(--font-display);font-size:3rem;line-height:1;color:var(--gold-300)}
.step4 .ico{width:54px;height:54px;border-radius:50%}
.step4 h3{font-size:1.2rem;font-weight:600;margin-bottom:.4rem}
.step4 p{font-size:.95rem;color:var(--fg-2);margin:0;line-height:1.55}
.step4:not(:last-child)::after{
  content:"";position:absolute;top:54px;right:-20px;width:16px;height:16px;z-index:2;
  background:var(--gold-500);clip-path:polygon(0 15%,60% 50%,0 85%,15% 50%);
}
@media (max-width:1000px){.steps4{grid-template-columns:1fr 1fr}.step4::after{display:none}}
@media (max-width:560px){.steps4{grid-template-columns:1fr}}

/* --- engagements chiffrés --- */
.commit{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.commit > div{padding:30px 18px;text-align:center;border-right:1px solid var(--border)}
.commit > div:last-child{border-right:0}
.commit .num{display:block;font-family:var(--font-display);font-size:clamp(2.8rem,4.6vw,4rem);line-height:1;font-weight:500;background:linear-gradient(180deg,#FFF4DC,var(--gold-400));-webkit-background-clip:text;background-clip:text;color:transparent}
.commit > div > span:not(.num){display:block;margin-top:.6rem;font-size:.9rem;color:var(--fg-2)}
@media (max-width:760px){.commit{grid-template-columns:1fr 1fr}.commit > div:nth-child(2){border-right:0}.commit > div:nth-child(-n+2){border-bottom:1px solid var(--border)}}

/* --- maquette tableau de bord --- */
.dash{border-radius:20px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-lg);overflow:hidden;font-size:.8rem;color:var(--ink-2)}
.dash-top{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line-2);background:#FAF8F3}
.dash-top i{width:10px;height:10px;border-radius:50%;background:#E4DFD3}
.dash-top span{margin-left:10px;font-weight:600;color:var(--ink)}
.dash-body{display:grid;grid-template-columns:150px 1fr;min-height:340px}
.dash-side{padding:16px 12px;border-right:1px solid var(--line-2);background:#FCFBF8;display:grid;align-content:start;gap:4px}
.dash-side b{display:block;padding:8px 10px;border-radius:8px;font-weight:500;color:var(--mute)}
.dash-side b.on{background:var(--gold-100);color:var(--gold-700);font-weight:600}
.dash-main{padding:18px;display:grid;gap:14px;align-content:start}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.kpi{padding:12px;border-radius:12px;border:1px solid var(--line-2);background:#FCFBF8}
.kpi small{display:block;font-size:.66rem;color:var(--mute);letter-spacing:.04em}
.kpi strong{display:block;font-size:1.35rem;color:var(--ink);font-weight:600;margin-top:2px}
.kpi em{font-style:normal;font-size:.7rem;color:#2F8A57;font-weight:600}
.chart{padding:14px;border-radius:12px;border:1px solid var(--line-2)}
.chart h4{font-size:.74rem;font-weight:600;color:var(--ink);margin-bottom:10px}
.hbar{display:grid;grid-template-columns:70px 1fr 34px;align-items:center;gap:10px;margin-bottom:8px;font-size:.72rem}
.hbar .track{height:9px;border-radius:9px;background:#F0EDE5;overflow:hidden}
.hbar .track i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--gold-300),var(--gold-600));transition:width 1.4s var(--ease-out)}
.in .hbar .track i,.hbar.in .track i{width:var(--w)}
.hbar b{text-align:right;color:var(--ink);font-weight:600}
.dash-note{font-size:.7rem;color:var(--mute);text-align:right;padding:0 18px 12px}
@media (max-width:600px){.dash-body{grid-template-columns:1fr}.dash-side{display:none}}

/* --- tuiles illustrées --- */
.tile{padding:14px 14px 24px}
.tile-img{border-radius:12px;margin-bottom:18px;overflow:hidden;background:linear-gradient(150deg,var(--gold-100),#F3E8D2);aspect-ratio:3/2;display:grid;place-items:center}
.tile-img .ill{width:100%;height:100%;transition:transform .7s var(--ease)}
.tile:hover .ill{transform:scale(1.06) rotate(-1deg)}
.tile h3,.tile p,.tile .link-arrow{margin-inline:10px}
.tile p{margin-bottom:0}
.ill .tw{animation:tw 3.2s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.ill .tw:nth-of-type(2n){animation-delay:-1.4s}
@keyframes tw{0%,100%{opacity:1}50%{opacity:.35}}

/* --- démarrer en 3 étapes (bande nuit) --- */
.start{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:clamp(36px,4vw,52px) 0 0;text-align:left}
.start > div{padding:24px;border-radius:var(--r-md);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(8px)}
.start .n{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;margin-bottom:14px;font-weight:700;font-size:.85rem;color:var(--ink);background:linear-gradient(135deg,var(--gold-300),var(--gold-500))}
.start strong{display:block;font-size:1.05rem;font-weight:600;color:#fff;margin-bottom:.3rem}
.start span{font-size:.9rem;color:var(--fg-2);line-height:1.55;display:block}
@media (max-width:760px){.start{grid-template-columns:1fr}}

/* --- lecture plus confortable --- */
.lead{font-size:clamp(1.1rem,1.4vw,1.25rem)}
.section-head{max-width:760px}
.kicker{font-family:var(--font-display);font-style:italic;font-size:1.3rem;color:var(--gold-700)}
.big-quote{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.25;color:var(--ink)}
.commit.light,.commit.light > div{border-color:var(--line)}
.commit.light .num{background-image:linear-gradient(180deg,var(--gold-500),var(--gold-700))}
.steps4.three{grid-template-columns:repeat(3,1fr)}
.steps4.three .step4:nth-child(3)::after{display:none}
.stats.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.steps4.three,.stats.three{grid-template-columns:1fr}.stats.three .stat{border-right:0;border-bottom:1px solid var(--line)}}
@media (max-width:760px){.fcard.a{display:none}.fcard.b{right:auto;left:50%;bottom:4%;margin-left:-110px;max-width:220px}}

/* =========================================================
   v4 : marque entreprise + produit vedette
   ========================================================= */
.offers{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,24px)}
.feature{
  grid-column:1/-1;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,56px);align-items:center;
  padding:clamp(28px,4vw,52px);border-radius:var(--r-xl);color:#F3F5FA;position:relative;overflow:hidden;
  background:radial-gradient(600px 320px at 85% 10%,rgba(201,169,97,.28),transparent 60%),linear-gradient(155deg,var(--night-700),var(--night-900));
  box-shadow:var(--shadow-lg);
}
.feature .tag-p{display:inline-flex;align-items:center;gap:.6em;padding:.45em .95em;border-radius:100px;font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);background:linear-gradient(135deg,var(--gold-300),var(--gold-500))}
.feature h3{font-family:var(--font-display);font-weight:400;font-size:clamp(2rem,3.4vw,2.9rem);line-height:1.1;color:#fff;margin:1.1rem 0 .8rem}
.feature p{color:#C9D0E0;font-size:1.06rem;max-width:46ch}
.feature ul{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;gap:.7rem}
.feature li{display:flex;gap:.7rem;align-items:center;color:#E6EAF4}
.feature li::before{content:"";flex:none;width:9px;height:9px;background:var(--gold-400);clip-path:polygon(50% 0,61% 39%,100% 50%,61% 61%,50% 100%,39% 61%,0 50%,39% 39%)}
.feature .tile-img{background:linear-gradient(150deg,#FBF6EA,#EFE3C8);border-radius:20px;aspect-ratio:4/3;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.feature .btn-row{margin-top:1.8rem}
@media (max-width:1000px){.offers{grid-template-columns:1fr 1fr}}
@media (max-width:820px){.feature{grid-template-columns:1fr}}
@media (max-width:560px){.offers{grid-template-columns:1fr}}

.offer-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center;padding-block:clamp(48px,6vw,80px);border-top:1px solid var(--line)}
.offer-row:first-child{border-top:0;padding-top:0}
.offer-row.rev > .offer-vis{order:2}
.offer-vis .tile-img{aspect-ratio:3/2;border-radius:24px;box-shadow:var(--shadow-md)}
.offer-row h2{margin:.2rem 0 1rem}
.uses{display:flex;flex-wrap:wrap;gap:8px;margin-top:1.4rem}
.use{padding:.5em .95em;border-radius:100px;font-size:.84rem;font-weight:500;background:var(--paper);border:1px solid var(--line);color:var(--ink-2);box-shadow:var(--shadow-sm)}
.offer-num{font-family:var(--font-display);font-size:1.1rem;color:var(--gold-600);letter-spacing:.06em}
@media (max-width:820px){.offer-row{grid-template-columns:1fr}.offer-row.rev > .offer-vis{order:0}}
.kicker-line{margin:clamp(40px,5vw,60px) auto 0;max-width:760px;text-align:center}
.mini-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:1.8rem}
.mini-stat{flex:1 1 160px;padding:16px 18px;border-radius:var(--r-md);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.mini-stat b{display:block;font-family:var(--font-display);font-size:2.4rem;line-height:1;font-weight:500;color:var(--ink)}
.mini-stat b .u{color:var(--gold-600)}
.mini-stat > span{display:block;margin-top:.4rem;font-size:.86rem;color:var(--fg-2);line-height:1.45}

/* =========================================================
   Rythme vertical (12/11/2026) : deux sections qui se suivent ne doublent plus l'espace.
   Avant : jusqu'à 118 px en haut et en bas de chaque section, soit 230 à 390 px de vide
   entre deux blocs de contenu sur grand écran.
   ========================================================= */
.section{padding-block:clamp(52px,5.5vw,80px)}
.section-sm{padding-block:clamp(40px,4.5vw,60px)}
.section-head{margin-bottom:clamp(32px,3.6vw,52px)}
/* Sous un bandeau de nuit, l'arc de l'horizon fait déjà l'espace. */
.page-hero + .section,.page-hero + .section-sm{padding-top:clamp(16px,2.5vw,32px)}
/* Bloc de citation qui suit les chiffres clés (accueil, page produit). */
.kicker-band{padding-bottom:clamp(40px,4.5vw,60px)}
/* Premier élément d’un texte long ou d’une carte : pas de marge au-dessus. */
.prose > :first-child,.prose-card > :first-child{margin-top:0}
/* Bandeau de nuit en tête de page : arc d'horizon plus bas et marge réduite d'autant,
   le titre garde sa place, le vide clair sous l'arc passe d'environ 180 à 110 px. */
.page-hero{padding-bottom:clamp(100px,9vw,120px)}
.page-hero .horizon{height:110px}
.page-hero + .section,.page-hero + .section-sm{padding-top:clamp(8px,1.5vw,20px)}
@media (max-width:760px){.page-hero{padding-bottom:120px}.page-hero .horizon{height:84px}}