/* ===========================================================
   VUMA — Système visuel
   Motif angulaire du « V » : biseaux, coupes en biais, chevrons.
   Marine + bleu électrique · alternance clair/foncé · un seul accent.
   =========================================================== */

:root{
  /* marque */
  --navy:#040633;
  --navy-2:#0a0d40;
  --blue:#0165FF;
  --blue-press:#0150d6;
  --blue-soft:#5b9bff;
  --blue-light:#E3F0FF;
  --blue-deep:#051752;

  /* neutres (bias froid/bleu) */
  --paper:#FFFFFF;
  --mist:#F6F7F9;
  --mist-2:#EDF0F5;   /* cartes sur fond blanc : gris visible */
  --line:#E3E7EE;
  --border:#D7DCE6;
  --ink:#1B2030;
  --ink-2:#5A6472;
  --ink-3:#8891A0;

  /* type */
  --font-d:'Funnel Display',system-ui,sans-serif;
  --font-s:'DM Sans',system-ui,sans-serif;

  /* géométrie angulaire */
  --bevel:14px;        /* boutons */
  --bevel-sm:10px;     /* petits boutons */
  --bevel-card:28px;   /* cartes */
  --cut:64px;          /* coupe en biais des sections */

  --maxw:1180px;
  --gutter:clamp(20px,5vw,72px);

  /* ombres (ambiante + directionnelle) */
  --sh-sm:0 1px 2px rgba(4,6,51,.06), 0 10px 28px -14px rgba(4,6,51,.22);
  --sh-md:0 2px 4px rgba(4,6,51,.05), 0 22px 52px -22px rgba(4,6,51,.30);
  --sh-lg:0 4px 8px rgba(4,6,51,.06), 0 36px 72px -26px rgba(4,6,51,.38);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:90px;}
body{margin:0;background:var(--paper);color:var(--navy);font-family:var(--font-s);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;}
img{display:block;max-width:100%;}
::selection{background:var(--blue);color:#fff;}
a{color:inherit;}

/* ---- layout ---- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);}
.section{padding-block:clamp(76px,9.5vw,128px);position:relative;}
.sec-head{max-width:62ch;margin-bottom:clamp(40px,5vw,64px);}
.sec-head .t-h2{margin-top:2px;}
.sec-head .lead{margin-top:16px;}

/* ---- grounds alternés ---- */
.ground-dark{background:var(--navy);color:#fff;}
.ground-blue{background:var(--blue-deep);color:#fff;}
.ground-light{background:var(--mist);color:var(--navy);}
.ground-white{background:#fff;color:var(--navy);}
.ground-dark h1,.ground-dark h2,.ground-dark h3,.ground-blue h1,.ground-blue h2,.ground-blue h3{color:#fff;}
.ground-dark .lead,.ground-blue .lead{color:#aeb9e6;}

/* ---- coupe en biais : bord haut incliné, même sens partout (signature) ---- */
.cut{clip-path:polygon(0 0, 100% var(--cut), 100% 100%, 0 100%);margin-top:calc(-1 * var(--cut));padding-top:calc(var(--cut) + clamp(64px,8vw,112px));}
@media(max-width:640px){:root{--cut:40px;}}

/* ---- type presets ---- */
.eyebrow{font-family:var(--font-s);font-weight:700;font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--blue);display:inline-flex;align-items:center;gap:11px;margin:0 0 20px;}
.eyebrow .vch{width:15px;height:15px;flex:none;}
.ground-dark .eyebrow,.ground-blue .eyebrow{color:var(--blue-soft);}
.t-h1{font-family:var(--font-d);font-weight:600;font-size:clamp(42px,6.5vw,72px);line-height:1.02;letter-spacing:-0.03em;margin:0;text-wrap:balance;}
.t-h2{font-family:var(--font-d);font-weight:600;font-size:clamp(32px,4.6vw,50px);line-height:1.04;letter-spacing:-0.028em;margin:0;text-wrap:balance;}
.t-h3{font-family:var(--font-d);font-weight:600;font-size:22px;line-height:1.15;letter-spacing:-0.01em;margin:0;}
.t-lead{font-size:clamp(17px,1.7vw,20px);line-height:1.5;color:var(--ink-2);}
.muted{color:var(--ink-2);}
.blue{color:var(--blue);}
.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ---- boutons (coin biseauté haut-droit = écho des cartes) ---- */
.btn{font-family:var(--font-s);font-weight:600;font-size:15.5px;letter-spacing:.01em;padding:16px 28px;display:inline-flex;align-items:center;gap:10px;text-decoration:none;border:0;cursor:pointer;white-space:nowrap;transition:transform .15s ease,background .15s ease,box-shadow .15s ease;clip-path:polygon(0 0, calc(100% - var(--bevel)) 0, 100% var(--bevel), 100% 100%, 0 100%);}
.btn.sm{padding:11px 20px;font-size:15px;clip-path:polygon(0 0, calc(100% - var(--bevel-sm)) 0, 100% var(--bevel-sm), 100% 100%, 0 100%);}
.btn .chev{width:15px;height:15px;flex:none;}
.btn-pri{background:var(--blue);color:#fff;box-shadow:0 10px 26px -10px rgba(1,101,255,.55);}
.btn-pri:hover{background:var(--blue-press);transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(1,101,255,.6);}
.btn:active{transform:translateY(0) scale(.99);}
.btn:focus-visible{outline:2px solid var(--blue);outline-offset:3px;}
.btn-dark{background:var(--navy);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-2px);}
/* boutons contour : la bordure suit le biseau (fond = couleur de bordure,
   pseudo-élément intérieur = fond de la section) */
.btn-ghost,.btn-ghostw{position:relative;z-index:0;}
.btn-ghost{background:var(--navy);color:var(--navy);}
.btn-ghost::before{content:"";position:absolute;inset:1.5px;background:#fff;z-index:-1;clip-path:polygon(0 0, calc(100% - var(--bevel) + 2px) 0, 100% calc(var(--bevel) - 2px), 100% 100%, 0 100%);}
.btn-ghost:hover::before{background:var(--mist);}
.btn-ghostw{background:rgba(255,255,255,.5);color:#fff;}
.btn-ghostw::before{content:"";position:absolute;inset:1.5px;background:var(--navy);z-index:-1;clip-path:polygon(0 0, calc(100% - var(--bevel) + 2px) 0, 100% calc(var(--bevel) - 2px), 100% 100%, 0 100%);}
.btn-ghostw:hover{background:#fff;}
.btn-ghost.sm::before,.btn-ghostw.sm::before{clip-path:polygon(0 0, calc(100% - var(--bevel-sm) + 2px) 0, 100% calc(var(--bevel-sm) - 2px), 100% 100%, 0 100%);}

/* ---- coin biseauté réutilisable ---- */
.clip{clip-path:polygon(0 0, calc(100% - var(--bevel-card)) 0, 100% var(--bevel-card), 100% 100%, 0 100%);}

/* ---- marqueur / chevron V ---- */
.vch{width:16px;height:16px;flex:none;}
.mk{width:46px;height:46px;flex:none;color:var(--blue);}
.mk-sm{width:30px;height:30px;}

/* ---- cartes (offres) ---- */
.grid{display:grid;gap:22px;}
.c2{grid-template-columns:repeat(2,1fr);}
.c3{grid-template-columns:repeat(3,1fr);}
.c4{grid-template-columns:repeat(4,1fr);}
@media(max-width:860px){.c3,.c4{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.c2,.c3,.c4{grid-template-columns:1fr;}}

.offer{position:relative;padding:34px 30px 30px;clip-path:polygon(0 0, calc(100% - var(--bevel-card)) 0, 100% var(--bevel-card), 100% 100%, 0 100%);}
.offer .oi{width:44px;height:44px;margin-bottom:20px;}
.offer h3{font-family:var(--font-d);font-weight:600;font-size:23px;margin:0 0 9px;letter-spacing:-0.01em;}
.offer p{font-size:15px;margin:0 0 22px;line-height:1.5;}
.offer .more{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px;text-decoration:none;}
.offer .more .chev{width:14px;height:14px;flex:none;transition:transform .2s ease;}
.offer:hover .more .chev{transform:translateX(4px);}
.offer .core{position:absolute;top:0;left:0;font-family:var(--font-s);font-weight:700;font-size:11px;letter-spacing:.14em;text-transform:uppercase;padding:7px 12px;}

/* cartes sur fond clair */
.ground-light .offer{background:#fff;box-shadow:0 14px 34px -22px rgba(4,6,51,.45), 0 0 0 1px var(--line);}
.ground-light .offer p{color:var(--ink-2);}
.ground-light .offer .more{color:var(--blue);}
.ground-light .offer.hot{background:var(--navy);box-shadow:0 20px 40px -20px rgba(4,6,51,.5);}
.ground-light .offer.hot h3{color:#fff;}
.ground-light .offer.hot p{color:#c7ccdb;}
.ground-light .offer.hot .more{color:var(--blue-light);}
.ground-light .offer.hot .core{background:var(--blue);color:#fff;}

/* cartes sur fond foncé */
.ground-dark .offer,.ground-blue .offer{background:var(--navy-2);box-shadow:inset 0 0 0 1px rgba(255,255,255,.09);}
.ground-dark .offer h3,.ground-blue .offer h3{color:#fff;}
.ground-dark .offer p,.ground-blue .offer p{color:#aeb9e6;}
.ground-dark .offer .more,.ground-blue .offer .more{color:var(--blue-soft);}
.ground-dark .offer.hot,.ground-blue .offer.hot{background:var(--blue);box-shadow:none;}
.ground-dark .offer.hot p,.ground-blue .offer.hot p{color:#dbe7ff;}
.ground-dark .offer.hot .more,.ground-blue .offer.hot .more{color:#fff;}
.ground-dark .offer.hot .core,.ground-blue .offer.hot .core{background:#fff;color:var(--blue);}

/* ---- placeholders (zones grises) ---- */
.ph{position:relative;background:#EDEFF3;overflow:hidden;display:grid;place-items:center;}
.ph::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(4,6,51,.05) 0 1px,transparent 1px 13px);}
.ph .lbl{position:relative;font-family:var(--font-s);font-size:12.5px;letter-spacing:.03em;color:var(--ink-3);text-align:center;padding:14px;max-width:30ch;line-height:1.5;}
.ph.dark{background:#0b0e42;}
.ph.dark::before{background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 1px,transparent 1px 13px);}
.ph.dark .lbl{color:#6f79b8;}
.ph .accent{position:absolute;left:-12px;top:-12px;width:64px;height:64px;background:var(--blue);clip-path:polygon(0 0,100% 0,0 100%);z-index:2;}

/* ---- utilitaires ---- */
.center{text-align:center;}
.arrowlink{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;color:var(--blue);text-decoration:none;}
.arrowlink i{font-size:14px;transition:transform .2s ease;}
.arrowlink:hover i{transform:translateX(4px);}