/* =====================================================================
   Site public (accueil, pages légales, page d'erreur)
   Mêmes jetons que l'application : indigo / violet / ciel, Inter.
   ===================================================================== */

/* ---------- Police : Inter Variable auto-hébergée (licence OFL : fonts/LICENSE-Inter.txt) ---------- */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('/assets/fonts/inter-latin-var.woff2') format('woff2')}

/* ---------- Jetons (clair / sombre) ---------- */
:root{
  color-scheme:light;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --bg:#f4f5fb;--surface:#fff;--surface-2:#f7f8fc;--text:#0b1020;--text-2:#283049;--muted:#556079;--faint:#6b7489;--line:#e4e7f1;--line-2:#d5d9e7;
  --brand:#4f46e5;--brand-2:#4338ca;--brand-3:#6366f1;--violet:#7c3aed;--sky:#0ea5e9;
  --ok:#059669;--warn:#b45309;--bad:#dc2626;--info:#0369a1;
  --grad-brand:linear-gradient(135deg,#6366f1 0%,#4f46e5 45%,#7c3aed 100%);
  --grad-cool:linear-gradient(135deg,#4f46e5,#0ea5e9);
  --grad-text:linear-gradient(100deg,#4f46e5 5%,#7c3aed 55%,#0369a1 105%);
  --shadow-xs:0 1px 2px rgba(16,24,40,.05);
  --shadow-sm:0 1px 2px rgba(16,24,40,.04),0 4px 12px -4px rgba(16,24,40,.07);
  --shadow:0 1px 2px rgba(16,24,40,.04),0 12px 24px -6px rgba(16,24,40,.10),0 32px 64px -24px rgba(30,27,75,.25);
  --shadow-lg:0 2px 4px rgba(16,24,40,.04),0 20px 40px -12px rgba(16,24,40,.14),0 48px 96px -32px rgba(30,27,75,.34);
  --shadow-brand:0 1px 2px rgba(67,56,202,.30),0 8px 20px -8px rgba(79,70,229,.55),inset 0 1px 0 rgba(255,255,255,.25);
  --shadow-brand-hi:0 1px 2px rgba(67,56,202,.30),0 14px 30px -10px rgba(79,70,229,.65),inset 0 1px 0 rgba(255,255,255,.30);
  --hl:inset 0 1px 0 rgba(255,255,255,.9);
  --glass:rgba(244,245,251,.74);--header-shadow:0 1px 0 var(--line),0 12px 32px -20px rgba(30,27,75,.28);
  --mesh-1:rgba(99,102,241,.20);--mesh-2:rgba(14,165,233,.15);--mesh-3:rgba(124,58,237,.12);
  --dots:rgba(79,70,229,.13);--grid:rgba(79,70,229,.15);
  --glow-1:rgba(99,102,241,.30);--glow-2:rgba(124,58,237,.14);
  --ease:cubic-bezier(.2,.8,.2,1);
  --wrap:1200px;--gutter:20px;--header:68px;
  --i-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M13 6l6 6-6 6'/%3E%3C/svg%3E");
  --i-down:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 5v14M6 13l6 6 6-6'/%3E%3C/svg%3E");
  --i-back:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M19 12H5M11 18l-6-6 6-6'/%3E%3C/svg%3E");
  --i-clock:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v5l3 2'/%3E%3C/svg%3E");
}
@media (prefers-color-scheme:dark){:root{
  color-scheme:dark;
  --bg:#070b16;--surface:#0f1524;--surface-2:#141b2e;--text:#e8ebf5;--text-2:#c9cfe0;--muted:#a3abc2;--faint:#8a93ab;--line:#1f2840;--line-2:#2b3553;
  --brand:#818cf8;--brand-2:#a5b4fc;
  --ok:#34d399;--warn:#fbbf24;--bad:#f87171;--info:#38bdf8;
  --grad-text:linear-gradient(100deg,#a5b4fc 5%,#c4b5fd 50%,#7dd3fc 100%);
  --shadow-xs:0 1px 2px rgba(0,0,0,.4);
  --shadow-sm:0 1px 2px rgba(0,0,0,.35),0 4px 12px -4px rgba(0,0,0,.45);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 12px 24px -6px rgba(0,0,0,.45),0 32px 64px -24px rgba(0,0,0,.7);
  --shadow-lg:0 2px 4px rgba(0,0,0,.3),0 20px 40px -12px rgba(0,0,0,.55),0 48px 96px -32px rgba(0,0,0,.8);
  --shadow-brand:0 1px 2px rgba(0,0,0,.4),0 10px 24px -10px rgba(99,102,241,.75),inset 0 1px 0 rgba(255,255,255,.22);
  --shadow-brand-hi:0 1px 2px rgba(0,0,0,.4),0 16px 32px -10px rgba(99,102,241,.85),inset 0 1px 0 rgba(255,255,255,.26);
  --hl:inset 0 1px 0 rgba(255,255,255,.05);
  --glass:rgba(7,11,22,.70);--header-shadow:0 1px 0 var(--line),0 12px 32px -18px rgba(0,0,0,.7);
  --mesh-1:rgba(99,102,241,.24);--mesh-2:rgba(14,165,233,.10);--mesh-3:rgba(124,58,237,.17);
  --dots:rgba(165,180,252,.10);--grid:rgba(165,180,252,.13);
  --glow-1:rgba(99,102,241,.38);--glow-2:rgba(124,58,237,.20);
}}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(var(--header) + 16px)}
body{position:relative;isolation:isolate;display:flex;flex-direction:column;min-height:100vh;margin:0;background:var(--bg);color:var(--text);font:400 16px/1.65 var(--font);font-feature-settings:"cv11","calt";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
/* décor du haut de page : halos de couleur + trame de points (simples dégradés, aucun coût au défilement) */
body::before,body::after{content:"";position:absolute;z-index:-1;inset:0 0 auto;pointer-events:none}
body::before{height:1100px;background:radial-gradient(44% 52% at 12% 4%,var(--mesh-1),transparent 72%),radial-gradient(38% 46% at 90% 2%,var(--mesh-2),transparent 72%),radial-gradient(42% 48% at 64% 58%,var(--mesh-3),transparent 72%)}
body::after{height:860px;background:radial-gradient(var(--dots) 1px,transparent 1.5px) 0 0/24px 24px;-webkit-mask-image:radial-gradient(62% 78% at 50% 0%,#000 8%,transparent 78%);mask-image:radial-gradient(62% 78% at 50% 0%,#000 8%,transparent 78%)}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-underline-offset:3px}
h1,h2,h3{color:var(--text);text-wrap:balance}
p,li{text-wrap:pretty}
::selection{background:rgba(99,102,241,.24)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
main{flex:1 0 auto;padding:0 var(--gutter);overflow-x:clip}

.skip{position:absolute;left:16px;top:12px;z-index:100;padding:10px 16px;border-radius:12px;background:var(--surface);color:var(--text);font-weight:600;text-decoration:none;transform:translateY(-200%);transition:transform .25s var(--ease)}
.skip:focus{transform:none;box-shadow:var(--shadow-lg)}

/* ---------- En-tête vitré ---------- */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:var(--header);padding:12px max(var(--gutter),calc(50% - var(--wrap) / 2));background:var(--glass);-webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px)}
.site-header::after{content:"";position:absolute;inset:0;pointer-events:none;box-shadow:var(--header-shadow)}
.brand{display:inline-flex;align-items:center;gap:12px;min-width:0;color:var(--text);font-size:1.05rem;font-weight:700;letter-spacing:-.02em;text-decoration:none;border-radius:12px}
.brand img{flex:none;width:38px;height:38px;border-radius:11px;object-fit:contain;box-shadow:0 1px 2px rgba(16,24,40,.12),0 8px 18px -8px rgba(79,70,229,.6);transition:transform .45s var(--ease)}
.brand:hover img{transform:rotate(-6deg) scale(1.05)}
.brand span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.site-header nav{display:flex;flex:none;align-items:center;gap:4px}
.site-header nav a:not(.btn){padding:8px 14px;border-radius:999px;color:var(--muted);font-size:.94rem;font-weight:500;text-decoration:none;transition:color .15s var(--ease),background-color .15s var(--ease)}
.site-header nav a:not(.btn):hover{color:var(--text);background:color-mix(in srgb,var(--brand) 9%,transparent)}
.site-header .btn{min-height:40px;margin-left:8px;padding:8px 16px;border-radius:11px;font-size:.92rem}

/* ---------- Boutons ---------- */
.btn{position:relative;isolation:isolate;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:10px 20px;border:0;border-radius:12px;background:var(--grad-brand);color:#fff;font:600 1rem/1.2 var(--font);letter-spacing:-.01em;text-decoration:none;white-space:nowrap;cursor:pointer;box-shadow:var(--shadow-brand);transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(110deg,transparent 32%,rgba(255,255,255,.3) 50%,transparent 68%);transform:translateX(-120%);transition:transform .75s var(--ease)}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-brand-hi)}
.btn:hover::before{transform:translateX(120%)}
.btn:active{transform:translateY(0) scale(.98);transition-duration:.08s}
.btn-lg{min-height:54px;padding:14px 26px;border-radius:14px;font-size:1.04rem}
.btn-ghost{background:color-mix(in srgb,var(--surface) 72%,transparent);color:var(--text);box-shadow:inset 0 0 0 1px var(--line-2),var(--shadow-sm);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.btn-ghost::before{display:none}
.btn-ghost:hover{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--brand) 45%,var(--line-2)),0 10px 24px -12px rgba(30,27,75,.35)}
/* icônes des boutons d'action (masques SVG en data:, autorisés par la CSP) */
.cta .btn,.band .btn{--i:var(--i-arrow)}
.cta .btn-ghost{--i:var(--i-down)}
.error-card .btn{--i:var(--i-back)}
.cta .btn::after,.band .btn::after,.error-card .btn::after{content:"";flex:none;width:18px;height:18px;background:currentColor;-webkit-mask:var(--i) center/contain no-repeat;mask:var(--i) center/contain no-repeat;transition:transform .25s var(--ease)}
.error-card .btn::after{order:-1}
.cta .btn:hover::after,.band .btn:hover::after{transform:translateX(3px)}
.cta .btn-ghost:hover::after{transform:translateY(2px)}
.error-card .btn:hover::after{transform:translateX(-3px)}

/* ---------- Accueil : héro ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,1fr);align-items:center;gap:clamp(32px,4vw,64px);max-width:var(--wrap);margin:0 auto;padding:clamp(44px,6.5vw,100px) 0 clamp(36px,5vw,72px)}
.hero-text>*{animation:rise .8s var(--ease) both}
.hero-text>:nth-child(2){animation-delay:.07s}
.hero-text>:nth-child(3){animation-delay:.14s}
.hero-text>:nth-child(4){animation-delay:.21s}
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin:0 0 24px;padding:6px 14px 6px 10px;border-radius:999px;background:color-mix(in srgb,var(--surface) 78%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--brand) 22%,var(--line)),var(--shadow-xs);color:var(--brand);font-size:.86rem;font-weight:600;line-height:1.4;letter-spacing:-.005em}
.eyebrow::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--grad-brand);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 18%,transparent)}
h1{margin:0 0 22px;font-size:clamp(2.2rem,1.15rem + 3.3vw,4.05rem);line-height:1.04;font-weight:800;letter-spacing:-.038em}
.grad{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.lead{max-width:52ch;margin:0;color:var(--muted);font-size:clamp(1.05rem,.98rem + .32vw,1.24rem);line-height:1.65}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:36px 0 0}
/* visuel : halo qui respire + sol isométrique en grille + illustration 3D en lévitation */
.hero-img{position:relative;isolation:isolate;display:grid;place-items:center;min-width:0;animation:pop .9s var(--ease) .1s both}
.hero-img::before{content:"";position:absolute;z-index:-2;inset:2% 4% 12%;border-radius:50%;background:radial-gradient(closest-side,var(--glow-1),var(--glow-2) 58%,transparent);animation:breathe 9s ease-in-out infinite}
.hero-img::after{content:"";position:absolute;z-index:-1;left:50%;top:64%;width:76%;aspect-ratio:1;translate:-50% -50%;transform:rotateX(60deg) rotateZ(45deg);background:linear-gradient(var(--grid) 1px,transparent 1px) 0 0/34px 34px,linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/34px 34px;-webkit-mask-image:radial-gradient(closest-side,#000 18%,transparent);mask-image:radial-gradient(closest-side,#000 18%,transparent)}
.hero-img picture{display:block;width:100%;max-width:620px;animation:float 7s ease-in-out infinite}
.hero-img img{width:100%}

/* ---------- Accueil : fonctionnalités (grille « bento ») ---------- */
.features{max-width:var(--wrap);margin:0 auto;padding:clamp(28px,5vw,72px) 0 clamp(72px,9vw,128px)}
.features h2{max-width:20ch;margin:0 auto clamp(36px,4.5vw,60px);text-align:center;font-size:clamp(1.9rem,1.2rem + 2.3vw,3rem);line-height:1.08;font-weight:800;letter-spacing:-.035em}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.card{--accent:#6366f1;position:relative;isolation:isolate;display:flex;flex-direction:column;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-sm),var(--hl);transition:transform .45s var(--ease)}
.grid>.card:nth-child(2){--accent:#f59e0b}
.grid>.card:nth-child(3){--accent:#0ea5e9}
.grid>.card:nth-child(4){--accent:#8b5cf6}
.grid>.card:nth-child(5){--accent:#f43f5e}
.grid>.card:nth-child(6){--accent:#10b981}
/* liseré dégradé + ombre portée : apparaissent au survol (opacité seulement) */
.card::before{content:"";position:absolute;inset:-1px;z-index:2;padding:1px;border-radius:inherit;background:linear-gradient(150deg,color-mix(in srgb,var(--accent) 75%,transparent),transparent 40%,transparent 62%,color-mix(in srgb,var(--accent) 45%,transparent));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);opacity:0;transition:opacity .3s var(--ease);pointer-events:none}
.card::after{content:"";position:absolute;inset:-1px;z-index:-1;border-radius:inherit;box-shadow:var(--shadow-lg);opacity:0;transition:opacity .45s var(--ease);pointer-events:none}
.card:hover{transform:translateY(-4px)}
.card:hover::before,.card:hover::after{opacity:1}
.card picture{position:relative;display:grid;place-items:center;height:220px;overflow:hidden;border-radius:16px;background:radial-gradient(58% 56% at 50% 60%,color-mix(in srgb,var(--accent) 24%,transparent),transparent 76%),linear-gradient(180deg,color-mix(in srgb,var(--accent) 9%,var(--surface-2)),var(--surface-2) 85%);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 14%,transparent)}
.card picture::before{content:"";position:absolute;inset:0;background:radial-gradient(color-mix(in srgb,var(--accent) 34%,transparent) 1px,transparent 1.4px) 0 0/16px 16px;-webkit-mask-image:radial-gradient(closest-side,#000,transparent);mask-image:radial-gradient(closest-side,#000,transparent);opacity:.7}
.card img{position:relative;width:min(250px,84%);transition:transform .45s var(--ease)}
.card:hover img{transform:translateY(-6px) scale(1.04)}
.card h3{margin:22px 18px 8px;font-size:1.16rem;line-height:1.3;font-weight:700;letter-spacing:-.02em}
.card p{margin:0 18px 14px;color:var(--muted);font-size:.98rem;line-height:1.62}

/* ---------- Accueil : bandeau d'appel à l'action ---------- */
.band{position:relative;isolation:isolate;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr);justify-items:center;max-width:var(--wrap);margin:0 auto clamp(72px,9vw,120px);padding:clamp(44px,6vw,80px) clamp(24px,6vw,80px);border-radius:32px;color:#fff;text-align:center;background:radial-gradient(55% 85% at 100% 0%,rgba(56,189,248,.42),transparent 62%),radial-gradient(45% 80% at 0% 100%,rgba(139,92,246,.45),transparent 62%),linear-gradient(135deg,#4f46e5 0%,#4338ca 50%,#5b21b6 100%);box-shadow:0 2px 4px rgba(30,27,75,.10),0 30px 60px -28px rgba(67,56,202,.65),inset 0 1px 0 rgba(255,255,255,.2)}
.band::before{content:"";position:absolute;z-index:-1;inset:0;background:radial-gradient(rgba(255,255,255,.2) 1px,transparent 1.5px) 0 0/22px 22px;-webkit-mask-image:radial-gradient(75% 90% at 30% 50%,#000,transparent 75%);mask-image:radial-gradient(75% 90% at 30% 50%,#000,transparent 75%)}
.band h2{margin:0 0 10px;color:#fff;font-size:clamp(1.9rem,1.25rem + 2.3vw,3rem);line-height:1.08;font-weight:800;letter-spacing:-.035em}
.band p{max-width:46ch;margin:0 0 30px;color:rgba(255,255,255,.88);font-size:clamp(1.02rem,.98rem + .2vw,1.14rem)}
.band .btn{background:#fff;color:#3730a3;box-shadow:0 1px 2px rgba(15,10,60,.25),0 14px 30px -12px rgba(15,10,60,.6)}
.band .btn::before{background:linear-gradient(110deg,transparent 32%,rgba(99,102,241,.16) 50%,transparent 68%)}
.band .btn:hover{box-shadow:0 1px 2px rgba(15,10,60,.25),0 18px 36px -12px rgba(15,10,60,.7)}
.band .btn:focus-visible{outline-color:#fff}
.band-art{display:block;grid-row:1;width:clamp(190px,40vw,260px);margin:-12px 0 8px;animation:float 8s ease-in-out infinite}
.band-art img,.legal-art img,.error-art img{width:100%}

/* ---------- Pied de page ---------- */
.site-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 28px;padding:28px max(var(--gutter),calc(50% - var(--wrap) / 2));border-top:1px solid var(--line);background:color-mix(in srgb,var(--surface) 70%,transparent);color:var(--muted);font-size:.9rem}
.site-footer p{margin:0}
.site-footer nav{display:flex;flex-wrap:wrap;gap:6px 22px}
.site-footer a{color:var(--muted);text-decoration:none;border-radius:6px;transition:color .15s var(--ease)}
.site-footer a:hover{color:var(--text);text-decoration:underline}

/* ---------- Pages légales ---------- */
.legal{width:100%;max-width:860px;margin:0 auto;padding:clamp(36px,6vw,80px) 0 clamp(64px,8vw,112px)}
.legal-head{display:flex;flex-direction:column;align-items:center;gap:4px;margin:0 0 clamp(28px,4vw,44px);text-align:center;animation:rise .7s var(--ease) both}
.legal-art{display:block;width:clamp(130px,16vw,168px);animation:float 8s ease-in-out infinite}
.legal h1{margin:0;font-size:clamp(2.1rem,1.4rem + 2.4vw,3.2rem);line-height:1.08;font-weight:800;letter-spacing:-.035em}
.legal-body{padding:clamp(28px,5vw,56px) clamp(22px,6vw,64px);background:var(--surface);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow),var(--hl);color:var(--text-2);font-size:1.02rem;line-height:1.75;animation:rise .7s var(--ease) .08s both}
.legal-body>:first-child{margin-top:0}
.legal-body h2{display:flex;align-items:center;gap:12px;margin:36px 0 12px;padding-top:32px;border-top:1px solid var(--line);font-size:1.2rem;line-height:1.3;font-weight:700;letter-spacing:-.02em}
.legal-body h2:first-child{padding-top:0;border-top:0}
.legal-body h2::before{content:"";flex:none;width:10px;height:10px;border-radius:3px;background:var(--grad-brand);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand-3) 16%,transparent)}
.legal-body p,.legal-body ul{max-width:68ch;margin:0 0 14px}
.legal-body strong{color:var(--text);font-weight:650}
.legal-body ul{padding:0;list-style:none}
.legal-body li{position:relative;margin:8px 0;padding-left:26px}
.legal-body li::before{content:"";position:absolute;left:5px;top:.68em;width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 16%,transparent)}
.legal-body .muted{display:inline-flex;align-items:center;gap:8px;margin:24px 0 0;padding:6px 14px 6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2);color:var(--muted);font-size:.86rem;line-height:1.4}
.legal-body .muted::before{content:"";flex:none;width:16px;height:16px;background:currentColor;-webkit-mask:var(--i-clock) center/contain no-repeat;mask:var(--i-clock) center/contain no-repeat}

/* ---------- Page d'erreur ---------- */
.error-page{display:grid;place-items:center;padding:48px var(--gutter)}
.error-card{width:min(520px,100%);padding:clamp(24px,5vw,44px) clamp(22px,5vw,48px) clamp(28px,5vw,44px);background:color-mix(in srgb,var(--surface) 84%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow-lg),var(--hl);text-align:center;animation:rise .7s var(--ease) both}
.error-art{display:block;width:min(220px,72%);margin:0 auto 6px;animation:float 7s ease-in-out infinite}
.error-card h1{margin:0 0 10px;font-size:clamp(2rem,1.5rem + 2vw,2.8rem)}
.error-card p{margin:0;color:var(--muted);font-size:1.05rem}
.error-card p:last-child{margin-top:28px}

/* ---------- Animations (transform / opacité uniquement) ---------- */
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes breathe{0%,100%{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.06)}}
@keyframes elevate{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
  /* l'en-tête prend son liseré et son ombre dès qu'on fait défiler la page */
  @supports (animation-timeline:scroll()){.site-header::after{animation:elevate linear both;animation-timeline:scroll();animation-range:0 80px}}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* ---------- Responsive ---------- */
@media (min-width:880px){
  .band{grid-template-columns:minmax(0,1fr) auto;justify-items:start;column-gap:48px;text-align:left}
  .band h2,.band p,.band .btn{grid-column:1}
  .band-art{grid-column:2;grid-row:1 / span 3;align-self:center;width:clamp(260px,26vw,330px);margin:-24px -8px -24px 0}
}
@media (min-width:1080px){
  .grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:24px}
  .grid>.card{grid-column:span 2}
  .grid>.card:nth-child(1),.grid>.card:nth-child(4){grid-column:span 4}
  .grid>.card:nth-child(5),.grid>.card:nth-child(6){grid-column:span 3}
  .grid>.card:is(:nth-child(1),:nth-child(4),:nth-child(5),:nth-child(6)){display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);grid-template-rows:1fr auto auto 1fr;grid-template-areas:". media" "title media" "text media" ". media";column-gap:8px}
  .grid>.card:is(:nth-child(1),:nth-child(4),:nth-child(5),:nth-child(6)) picture{grid-area:media;height:auto;min-height:250px}
  .grid>.card:is(:nth-child(1),:nth-child(4),:nth-child(5),:nth-child(6)) img{width:min(320px,88%)}
  .grid>.card:is(:nth-child(1),:nth-child(4),:nth-child(5),:nth-child(6)) h3{grid-area:title;margin:0 16px 10px 26px;font-size:1.36rem}
  .grid>.card:is(:nth-child(1),:nth-child(4),:nth-child(5),:nth-child(6)) p{grid-area:text;margin:0 16px 0 26px;font-size:1.01rem}
}
@media (max-width:959px){
  .hero{grid-template-columns:minmax(0,1fr);justify-items:center;gap:28px;text-align:center}
  .lead{margin-inline:auto}
  .cta{justify-content:center}
  .hero-img{width:100%}
  .hero-img picture{max-width:540px}
}
@media (max-width:639px){
  :root{--gutter:16px;--header:62px}
  .site-header nav a:not(.btn){display:none}
  .site-header .btn{margin-left:0}
  .grid{grid-template-columns:minmax(0,1fr);gap:16px}
  .cta{flex-direction:column;align-items:stretch}
  .band{border-radius:26px}
  .legal-body{border-radius:22px}
  .site-footer{flex-direction:column;align-items:flex-start}
}

/* ---------- Contraste forcé / impression ---------- */
@media (forced-colors:active){.grad{background:none;color:CanvasText}.btn{border:1px solid ButtonText}}
@media print{
  body::before,body::after,.skip,.site-header nav,.hero-img::before,.hero-img::after,.band-art,.legal-art{display:none!important}
  *,*::before,*::after{animation:none!important;transition:none!important;box-shadow:none!important}
  body{background:#fff;color:#000}
  .site-header{position:static;background:none;-webkit-backdrop-filter:none;backdrop-filter:none}
  .grad{background:none;color:inherit}
  .legal-body{padding:0;border:0}
}