/* ============================================================
   GRID SYSTEM — dark premium design system (v5)
   ============================================================ */
:root[data-theme="dark"]{
  --color-bg:#0a0c0a;
  --color-bg-soft:#101310;
  --color-card:#131613;
  --color-card-2:#181c18;
  --color-border:rgba(255,255,255,.09);
  --color-border-strong:rgba(255,255,255,.18);
  --color-text:#f2f4f0;
  --color-text-secondary:#a2aba1;
  --color-primary:#3fc234;
  --color-primary-bright:#5ee651;
  --color-primary-soft:rgba(63,194,52,.12);
  --color-primary-border:rgba(63,194,52,.35);
  --color-bg-dark:#060706;
  --pill-bg:#0e110e;
  --pill-shadow:rgba(0,0,0,.45);
  --surface-2:rgba(255,255,255,.05);
  --surface-3:rgba(255,255,255,.1);
  --foot-text:#f2f4f0;
  --foot-muted:#a2aba1;
  --foot-border:rgba(255,255,255,.09);
  --intro-veil:rgba(6,7,6,.72);
  --intro-veil-soft:rgba(6,7,6,.25);
}
/* Jetons communs aux deux thèmes */
:root{
  --font-sans:'Inter',-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --card-radius:20px;
  --button-radius:12px;
  --ease:cubic-bezier(.22,.7,.1,1);
  --transition-fast:.18s var(--ease);
  --transition-normal:.3s var(--ease);
  --font-size-h2:clamp(32px,4vw,48px);
  --font-size-h3:22px;
  --font-size-body:16px;
}
:root{
  --color-bg:#f4f6f3;
  --color-bg-soft:#eceeea;
  --color-card:#ffffff;
  --color-card-2:#f2f4f0;
  --color-border:rgba(10,20,10,.1);
  --color-border-strong:rgba(10,20,10,.22);
  --color-text:#141814;
  --color-text-secondary:#5a655a;
  --color-primary:#2ba021;
  --color-primary-bright:#3fc234;
  --color-primary-soft:rgba(43,160,33,.1);
  --color-primary-border:rgba(43,160,33,.35);
  --color-bg-dark:#0e120e;
  --pill-bg:#ffffff;
  --pill-shadow:rgba(20,30,20,.12);
  --surface-2:rgba(10,20,10,.05);
  --surface-3:rgba(10,20,10,.09);
  --foot-text:#141814;
  --foot-muted:#5a655a;
  --foot-border:rgba(10,20,10,.1);
  --intro-veil:rgba(244,246,243,.78);
  --intro-veil-soft:rgba(244,246,243,.3);
}
.foot{background:#e8ebe6}
.glow-top{opacity:.5}
[data-theme="dark"] .foot{background:var(--color-bg-dark)}
[data-theme="dark"] .glow-top{opacity:1}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{background:var(--color-bg)}
body{font-family:var(--font-sans);font-size:16px;line-height:1.6;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--color-primary);color:#04140a}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.15}
p{margin:0}
a{color:var(--color-primary);text-decoration:none}
a:hover{color:var(--color-primary-bright)}
img{max-width:100%}
/* Scrollbar thémée */
html{scrollbar-color:var(--color-border-strong) var(--color-bg)}
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:var(--color-bg)}
::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:8px;border:3px solid var(--color-bg)}
::-webkit-scrollbar-thumb:hover{background:var(--color-primary-border)}

/* Ambient glow */
.glow-top{position:fixed;top:-300px;left:50%;transform:translateX(-50%);width:1100px;height:600px;border-radius:50%;background:radial-gradient(closest-side,rgba(63,194,52,.14),transparent 70%);pointer-events:none;z-index:0}

.container{max-width:1160px;margin-inline:auto;padding-inline:24px;position:relative;z-index:1}
.section{padding:110px 0;position:relative;z-index:1}
.bg-soft-section{background:linear-gradient(180deg,transparent,var(--surface-2) 20%,var(--surface-2) 80%,transparent)}

.kicker{display:block;text-align:center;font-size:13px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--color-primary);margin-bottom:14px}
.section-title{text-align:center;font-size:var(--font-size-h2);letter-spacing:-.03em;margin-bottom:14px}
.section-subtitle{text-align:center;color:var(--color-text-secondary);max-width:560px;margin:0 auto 56px;font-size:17px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;border:1px solid transparent;transition:all var(--transition-normal);font-family:inherit}
.btn .arrow{transition:transform var(--transition-normal)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--color-primary);color:#04140a;box-shadow:0 0 24px rgba(63,194,52,.35)}
.btn-primary:hover{background:var(--color-primary-bright);color:#04140a;box-shadow:0 0 40px rgba(94,230,81,.5);transform:translateY(-1px)}
.btn-ghost{background:var(--surface-2);color:var(--color-text);border-color:var(--color-border-strong)}
.btn-ghost:hover{background:var(--surface-3);border-color:var(--color-border-strong)}

/* NAV — 3 pastilles flottantes */
.nav{position:fixed;top:16px;left:16px;right:16px;z-index:100;display:flex;justify-content:space-between;align-items:center;gap:12px;pointer-events:none}
.nav-pill{pointer-events:auto;display:flex;align-items:center;background:color-mix(in srgb,var(--pill-bg) 80%,transparent);border:1px solid var(--color-border);border-radius:999px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 10px 40px var(--pill-shadow)}
.nav-brand-pill{padding:10px 18px 10px 12px}
.nav-brand-pill .brand img{opacity:1}
.nav-inner{gap:20px;padding:10px 12px}
.nav-user-pill{gap:6px;padding:8px 10px 8px 18px}
.login-disabled{display:inline-flex;align-items:center;justify-content:center;min-width:168px;padding:7px 26px;margin-right:4px;border:1px solid var(--color-border);border-radius:999px;background:rgba(128,128,128,.08);color:var(--color-text-secondary);opacity:.6;font-size:14px;font-weight:500;white-space:nowrap;cursor:not-allowed;user-select:none}
.theme-switch{position:relative;display:inline-flex;align-items:center;gap:6px;background:rgba(128,128,128,.15);border:1px solid var(--color-border);border-radius:999px;padding:6px 8px;cursor:pointer;color:var(--color-text);transition:all var(--transition-fast)}
.theme-switch:hover{border-color:var(--color-primary-border)}
.theme-switch .ico-sun{opacity:1}
.theme-switch .ico-moon{opacity:.35}
[data-theme="dark"] .theme-switch .ico-sun{opacity:.35}
[data-theme="dark"] .theme-switch .ico-moon{opacity:1}
/* Langue : bouton drapeau (même gabarit que le bouton de thème) + menu déroulant */
.lang-pick{position:relative;display:inline-flex}
.lang-switch{display:inline-flex;align-items:center;gap:6px;background:rgba(128,128,128,.15);border:1px solid var(--color-border);border-radius:999px;padding:6px 9px 6px 8px;cursor:pointer;color:var(--color-text);transition:all var(--transition-fast)}
.lang-switch:hover,.lang-pick.open .lang-switch{border-color:var(--color-primary-border)}
.lang-switch .flag-slot{display:inline-flex}
.lang-switch .chev{opacity:.6;transition:transform var(--transition-fast)}
.lang-pick.open .chev{transform:rotate(180deg)}
.flag{width:22px;height:15px;border-radius:3px;box-shadow:0 0 0 1px rgba(0,0,0,.18);flex-shrink:0;display:block}
.lang-menu{position:absolute;top:calc(100% + 12px);right:0;min-width:176px;display:flex;flex-direction:column;gap:2px;padding:6px;background:color-mix(in srgb,var(--pill-bg) 96%,transparent);border:1px solid var(--color-border);border-radius:16px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 10px 40px var(--pill-shadow);opacity:0;visibility:hidden;transform:translateY(-6px);transition:all var(--transition-fast)}
.lang-pick.open .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-menu button{display:flex;align-items:center;gap:12px;width:100%;padding:9px 12px;border:none;border-radius:10px;background:none;color:var(--color-text-secondary);font:500 14px/1 inherit;font-family:inherit;text-align:left;cursor:pointer}
.lang-menu button:hover{background:var(--surface-2);color:var(--color-text)}
.lang-menu button[aria-checked="true"]{background:var(--surface-3);color:var(--color-text)}
/* Page affichée dans une autre langue que le français : masquée le temps d'appliquer le dictionnaire */
html.i18n-wait body{visibility:hidden}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:14px;letter-spacing:1.5px;color:var(--color-text)}
.brand:hover{color:var(--color-text)}
.brand img{width:26px;height:26px;border-radius:6px}
.nav-links{display:flex;gap:4px}
.nav-links a{color:var(--color-text-secondary);font-size:14px;font-weight:500;padding:8px 14px;border-radius:999px;transition:all var(--transition-fast)}
.nav-links a:hover{color:var(--color-text);background:var(--surface-2)}
.nav-links a.active{color:var(--color-text);background:var(--surface-3)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .cta{background:var(--color-primary);color:#04140a;font-size:14px;font-weight:700;padding:9px 18px;border-radius:999px;transition:all var(--transition-normal);box-shadow:0 0 18px rgba(63,194,52,.3)}
.nav-cta .cta:hover{background:var(--color-primary-bright);color:#04140a;box-shadow:0 0 30px rgba(94,230,81,.45)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:10px}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{display:block;width:20px;height:2px;background:var(--color-text);position:relative;transition:all var(--transition-fast)}
.nav-toggle span::before{content:"";position:absolute;top:-6px}
.nav-toggle span::after{content:"";position:absolute;top:6px}

/* MEGA HERO (intro plein écran) */
.mega-hero{min-height:92vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:140px 24px 60px;position:relative;z-index:1}
.mega-hero .page-badge{margin-bottom:28px}
.hero-line{display:block;font-size:clamp(36px,6vw,76px);font-weight:700;letter-spacing:-.04em;line-height:1.05;opacity:0;filter:blur(10px);transform:translateY(30px);animation:heroIn 1s var(--ease) forwards}
.hero-line.l2{animation-delay:.35s}
.hero-line.l3{animation-delay:.7s;color:var(--color-primary);text-shadow:0 0 60px rgba(63,194,52,.4)}
@keyframes heroIn{to{opacity:1;filter:blur(0);transform:none}}
.hero-sub{max-width:640px;margin:32px auto 0;color:var(--color-text-secondary);font-size:18px;line-height:1.7;opacity:0;animation:heroIn 1s var(--ease) 1.1s forwards;filter:blur(6px);transform:translateY(20px)}
.hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:36px;opacity:0;animation:heroIn 1s var(--ease) 1.35s forwards;filter:blur(6px);transform:translateY(20px)}
.hero-scroll{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:var(--color-text-secondary);font-size:12px;letter-spacing:2px;text-transform:uppercase;opacity:0;animation:heroIn 1s var(--ease) 2s forwards}
.hero-scroll::after{content:"";display:block;width:1px;height:34px;background:linear-gradient(var(--color-primary),transparent);margin:10px auto 0;animation:scrollPulse 2s var(--ease) infinite}
@keyframes scrollPulse{0%,100%{opacity:1;transform:scaleY(1)}50%{opacity:.3;transform:scaleY(.6)}}

/* Badges & pills */
.page-badge{display:inline-block;background:var(--color-primary-soft);color:var(--color-primary);border:1px solid var(--color-primary-border);padding:6px 16px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase}
.status-pill{display:inline-block;background:rgba(255,255,255,.06);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:6px 16px;border-radius:999px;font-size:13px;font-weight:600}

/* Cards */
.card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--card-radius);transition:transform var(--transition-normal),border-color var(--transition-normal),box-shadow var(--transition-normal)}
.card:hover{transform:translateY(-4px);border-color:var(--color-primary-border);box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 30px rgba(63,194,52,.08)}

/* Image slots wrapper */
.shot{position:relative;border-radius:var(--card-radius);overflow:hidden;border:1px solid var(--color-border);background:var(--color-card);aspect-ratio:16/10;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.shot.tall{aspect-ratio:4/3}
.shot image-slot{position:absolute;inset:0}

/* Alternating feature rows (image à droite / à gauche) */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:60px 0}
.feature-row.flip .frow-media{order:2}
.feature-row .frow-body h3{font-size:clamp(26px,3vw,36px);letter-spacing:-.03em;margin-bottom:16px}
.feature-row .frow-body p{color:var(--color-text-secondary);line-height:1.7;margin-bottom:12px}
.frow-tag{display:inline-block;color:var(--color-primary);font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px}

/* Reveal on scroll */
[data-reveal],[data-reveal-stagger]>*{opacity:0;transform:translateY(28px);filter:blur(6px);transition:opacity .9s var(--ease),transform .9s var(--ease),filter .9s var(--ease)}
[data-reveal].in,[data-reveal-stagger].in>*{opacity:1;transform:none;filter:blur(0)}
[data-reveal-stagger].in>*:nth-child(2){transition-delay:.1s}
[data-reveal-stagger].in>*:nth-child(3){transition-delay:.2s}
[data-reveal-stagger].in>*:nth-child(4){transition-delay:.3s}
[data-reveal-stagger].in>*:nth-child(5){transition-delay:.4s}
[data-reveal-stagger].in>*:nth-child(6){transition-delay:.5s}
@media (prefers-reduced-motion:reduce){[data-reveal],[data-reveal-stagger]>*,.hero-line,.hero-sub,.hero-ctas{opacity:1!important;transform:none!important;filter:none!important;animation:none!important}}

/* CTA block */
.cta-block{text-align:center;padding:80px 48px;background:radial-gradient(ellipse at 50% 0%,rgba(63,194,52,.14),transparent 65%),var(--color-card);border:1px solid var(--color-border);border-radius:28px;position:relative;overflow:hidden}
.cta-block h2{font-size:var(--font-size-h2);margin-bottom:14px;letter-spacing:-.03em}
.cta-block p{color:var(--color-text-secondary);max-width:560px;margin:0 auto 30px;line-height:1.7}

/* FOOTER */
.foot{margin-top:120px;border-top:1px solid var(--color-border);position:relative;z-index:1;color:var(--foot-text)}
.foot .brand{color:var(--foot-text)}
.foot-brand p{margin-top:16px;font-size:14px;color:var(--foot-muted);max-width:30ch;line-height:1.6}
.foot h4{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--foot-muted);margin-bottom:18px;font-weight:700}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.foot ul a{color:var(--foot-text);opacity:.8;font-size:14px;transition:all var(--transition-fast)}
.foot ul a:hover{opacity:1;color:var(--color-primary)}
.foot-top{max-width:1160px;margin-inline:auto;padding:72px 24px 48px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.foot-bottom{max-width:1160px;margin-inline:auto;padding:22px 24px;border-top:1px solid var(--foot-border);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--foot-muted)}
.foot-bottom ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:row;gap:22px}
.foot-bottom a{color:var(--foot-muted)}
.foot-bottom a:hover{color:var(--color-primary)}

/* Stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--card-radius);overflow:hidden}
.stats .cell{padding:30px 20px;text-align:center;border-right:1px solid var(--color-border)}
.stats .cell:last-child{border-right:none}
.stats .v{font-size:30px;font-weight:700;letter-spacing:-.02em;color:var(--color-primary)}
.stats .k{font-size:11px;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:2px;margin-top:6px;font-weight:600}

/* Product hero (pages produit) */
.product-hero{padding:170px 24px 60px;text-align:center;max-width:820px;margin-inline:auto;position:relative;z-index:1}
.product-hero .hero-icon{font-size:52px;margin-bottom:18px}
.product-hero .badges{display:flex;gap:10px;justify-content:center;margin-bottom:22px}
.badge-os{display:inline-block;background:rgba(255,255,255,.06);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:6px 16px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase}
.page-title{font-size:clamp(44px,6vw,80px);letter-spacing:-.04em;line-height:1.02;margin-bottom:20px}
.product-hero .tagline{font-size:20px;color:var(--color-text);font-weight:500;margin-bottom:16px}
.product-hero .description,.page-intro{color:var(--color-text-secondary);line-height:1.75;font-size:16px}
.page-hero{padding-top:170px;text-align:center;max-width:820px}
.page-hero .page-intro{max-width:640px;margin-inline:auto}

@media (max-width:900px){
  .nav-links,.login-disabled{display:none}
  .nav-toggle{display:block}
  body.nav-open .nav-links{display:flex;position:fixed;top:76px;left:16px;right:16px;flex-direction:column;background:color-mix(in srgb,var(--pill-bg) 96%,transparent);border:1px solid var(--color-border);border-radius:20px;padding:16px;backdrop-filter:blur(18px)}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:40px 0}
  .feature-row.flip .frow-media{order:0}
  .stats{grid-template-columns:1fr 1fr}
  .stats .cell:nth-child(2n){border-right:none}
  .stats .cell:nth-child(-n+2){border-bottom:1px solid var(--color-border)}
  .foot-top{grid-template-columns:1fr 1fr}
  .cta-block{padding:48px 24px}
}
@media (max-width:560px){
  .foot-top{grid-template-columns:1fr}
  /* Nav mobile : logo seul, le catalogue reste accessible par le menu (Produits) */
  .nav{gap:8px}
  .nav-brand-pill{padding:10px 12px}
  .nav-brand-pill .brand span,.nav-cta{display:none}
  .nav-inner{padding:6px}
}

/* Blueprints : une image par thème (clair par défaut) */
.bp-light{display:block}.bp-dark{display:none}
[data-theme="dark"] .bp-light{display:none}[data-theme="dark"] .bp-dark{display:block}
.shot>img.bp-light,.shot>img.bp-dark{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}