/* FRUGACT : charte commune (accueil, Sovereignty, Agency) */
:root{
  --night:#13211D;--night2:#1E322B;--cream:#F5F1E8;--paper:#FBF9F4;--sand:#EAE4D6;--line:#C9C2B2;
  --orange:#E0892F;--rust:#A3550F;--green:#2E6B55;--mint:#7FC4A6;
  --ink:#1B2A25;--muted:#55615C;--muted-dark:#C9D3CE;
  --serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --sans:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.1;margin:0;color:var(--night)}
p{margin:0}
.wrap{width:min(var(--wrap),100% - 32px);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:100;background:var(--orange);color:var(--night);padding:8px 14px;border-radius:8px}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}

/* En-tête */
.top{position:sticky;top:0;z-index:30;background:rgba(19,33,29,.96);backdrop-filter:blur(8px);color:var(--cream);border-bottom:1px solid #2B3F38}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.logo b{font-family:var(--serif);font-size:28px;font-weight:600;letter-spacing:.02em;color:var(--cream)}
.logo span{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--orange)}
.nav{display:flex;align-items:center;gap:26px;font-size:15px;font-weight:600}
.nav a{text-decoration:none;color:var(--muted-dark)}
.nav a:hover,.nav a[aria-current=page]{color:var(--cream)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-orange{background:var(--orange);color:var(--night)}
.btn-orange:hover{background:#EA9A47}
.btn-line{border-color:currentColor;color:inherit}
.btn-dark{background:var(--night);color:var(--cream)}
.menu-btn{display:none;background:none;border:1px solid #3B5249;color:var(--cream);border-radius:8px;padding:8px 12px;font-weight:700}

/* Sections */
section{padding:96px 0}
.kicker{display:block;font-size:13px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--rust);margin-bottom:14px}
.dark .kicker{color:var(--orange)}
.h2{font-size:clamp(34px,4.2vw,56px);max-width:22ch}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--muted);max-width:62ch;margin-top:18px}
.dark{background:var(--night);color:var(--cream)}
.dark h1,.dark h2,.dark h3{color:var(--cream)}
.dark .lead{color:var(--muted-dark)}
.paper{background:var(--paper)}
.head-row{display:flex;justify-content:space-between;align-items:end;gap:32px;flex-wrap:wrap;margin-bottom:44px}

/* Héros */
.hero{padding:88px 0 96px;background:var(--night);color:var(--cream);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-10%;top:-30%;width:60%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,#2E6B55 0%,rgba(46,107,85,0) 68%);opacity:.55;pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero .full{font-size:14px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--orange)}
.hero h1{font-size:clamp(36px,4.6vw,66px);color:var(--cream);margin-top:22px;max-width:25ch;font-weight:500}
.hero h1 em{font-style:italic;color:var(--orange)}
.hero .lead{color:var(--muted-dark);margin-top:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-facts{display:flex;flex-wrap:wrap;gap:36px;margin-top:56px;padding-top:28px;border-top:1px solid #2B3F38}
.hero-facts div{min-width:150px}
.hero-facts strong{display:block;font-family:var(--serif);font-size:44px;font-weight:600;line-height:1;color:var(--cream)}
.hero-facts span{font-size:15px;color:var(--muted-dark)}

/* Deux pôles */
.poles{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.pole{border-radius:20px;padding:40px;display:flex;flex-direction:column;gap:18px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}
.pole:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(19,33,29,.16)}
.pole.sov{background:var(--night);color:var(--cream)}
.pole.age{background:var(--paper);border:2px solid var(--orange)}
.pole h3{font-size:clamp(30px,3vw,40px)}
.pole.sov h3{color:var(--cream)}
.pole .for{font-weight:800;font-size:16px;color:var(--rust)}
.pole.sov .for{color:var(--orange)}
.pole dl{margin:0;display:grid;gap:12px}
.pole dt{font-weight:800;font-size:15px}
.pole dd{margin:0;font-size:16px;color:var(--muted)}
.pole.sov dd{color:var(--muted-dark)}
.pole dl div{padding-top:12px;border-top:1px solid var(--line)}
.pole.sov dl div{border-color:#3B5249}
.pole .go{margin-top:auto;font-weight:800;color:var(--rust)}
.pole.sov .go{color:var(--orange)}

/* Cartes */
.cards{display:grid;gap:20px}
.c3{grid-template-columns:repeat(3,1fr)}
.c4{grid-template-columns:repeat(4,1fr)}
.c5{grid-template-columns:repeat(5,1fr)}
.facts{list-style:none;padding:0;margin:0 0 32px;display:grid;grid-template-columns:repeat(2,1fr);gap:10px 32px}
.facts li{padding-left:22px;position:relative;font-size:17px}
.facts li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:10px;border-radius:50%;background:var(--orange)}
.card{background:var(--paper);border-radius:14px;padding:28px;border-top:6px solid var(--orange)}
.card.g{border-top-color:var(--green)}
.card.n{border-top-color:var(--night)}
.card h3{font-size:26px;margin-bottom:10px}
.card p{font-size:16px;color:var(--muted)}
.card .not{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:15px}
.card .not b{color:var(--rust)}
.num{display:block;font-weight:800;font-size:14px;color:var(--rust);margin-bottom:8px}
.dark .card{background:var(--night2)}
.dark .card p{color:var(--muted-dark)}
.dark .card h3{color:var(--cream)}

/* Méthode en étapes */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s}
.steps.s4{grid-template-columns:repeat(4,1fr)}
.step{background:var(--night2);border-radius:14px;padding:26px;border-top:6px solid var(--orange)}
.step:last-child{border-top-color:var(--green)}
.step b{display:block;font-family:var(--serif);font-size:48px;font-weight:600;line-height:1;color:var(--orange);margin-bottom:12px}
.step:last-child b{color:var(--mint)}
.step h3{font-family:var(--sans);font-size:19px;font-weight:800;color:var(--cream);margin-bottom:8px}
.step p{font-size:15px;color:var(--muted-dark)}
.quote{margin-top:44px;font-family:var(--serif);font-size:clamp(22px,2.4vw,32px);line-height:1.35;border-left:6px solid var(--orange);padding-left:24px;max-width:46ch}

/* Approches : Triple A (Agency) et marche par marche (Sovereignty) */
.approaches{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.appr{border-radius:18px;padding:32px;display:flex;flex-direction:column;gap:14px}
.appr.age{background:var(--cream);color:var(--ink)}
.appr.sov{background:var(--night2)}
.appr .tag{font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--rust)}
.appr.sov .tag{color:var(--orange)}
.appr .a{display:flex;gap:18px;align-items:center;background:var(--paper);border-radius:12px;padding:14px 18px;border-left:8px solid var(--orange)}
.appr .a.g{border-left-color:var(--green)}
.appr .a.n{border-left-color:var(--night)}
.appr .a b{font-family:var(--serif);font-size:36px;color:var(--orange);line-height:1}
.appr .a.g b{color:var(--green)}
.appr .a.n b{color:var(--night)}
.appr .a h3{font-family:var(--sans);font-size:19px;font-weight:800;color:var(--night)}
.appr .a p{font-size:15px;color:var(--muted)}
.appr .note{font-size:15px;color:var(--muted);margin-top:auto}
.appr.sov .note{color:var(--muted-dark)}
.marches{list-style:none;margin:0;padding:0;counter-reset:m}
.marches li{counter-increment:m;display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:baseline;padding:12px 0;border-bottom:1px solid #3B5249}
.marches li:last-child{border-bottom:0}
.marches li::before{content:"0" counter(m);font-weight:800;color:var(--orange)}
.marches b{color:var(--cream)}
.marches span{font-size:15px;color:var(--muted-dark)}

/* Tableau comparatif */
.compare{width:100%;border-collapse:collapse;font-size:17px;background:var(--paper);border-radius:14px;overflow:hidden}
.compare th,.compare td{padding:16px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--sand)}
.compare thead th{background:var(--night);color:var(--cream);font-size:15px}
.compare thead th:last-child{color:var(--orange)}
.compare tbody th{font-weight:800;width:22%}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;align-items:center}
.chips span{background:var(--sand);padding:6px 16px;border-radius:999px;font-size:15px}

/* ROI */
.roi{display:grid;grid-template-columns:repeat(5,1fr);gap:0}
.roi div{padding:0 22px 0 0;border-top:6px solid var(--night)}
.roi div:nth-child(even){border-top-color:var(--green)}
.roi div:last-child{border-top-color:var(--orange)}
.roi b{display:block;font-family:var(--serif);font-size:48px;font-weight:500;color:var(--line);margin:8px 0}
.roi h3{font-family:var(--sans);font-size:20px;font-weight:800;margin-bottom:8px}
.roi p{font-size:15px;color:var(--muted)}
.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px}
.notes p{background:var(--sand);border-radius:12px;padding:16px 20px;font-size:16px}

/* Bandeau règle */
.rule{display:flex;gap:24px;align-items:center;background:var(--night);color:var(--cream);border-radius:14px;padding:24px 32px;margin-top:28px}
.rule i{font-family:var(--serif);font-size:28px;color:var(--orange);white-space:nowrap}
.rule p{font-size:18px}

/* Chiffre clé (cas pratique) */
.case{display:grid;grid-template-columns:340px 1fr;gap:24px;align-items:stretch}
.big{background:var(--night);color:var(--cream);border-radius:18px;padding:32px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.big strong{font-family:var(--serif);font-size:72px;font-weight:600;line-height:1;color:var(--orange)}
.big span{font-weight:800}
.big small{font-size:15px;color:var(--muted-dark)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}
.split div{border-left:6px solid var(--green);padding:4px 0 4px 20px}
.split div+div{border-left-color:var(--orange)}
.split b{display:block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--green);margin-bottom:6px}
.split div+div b{color:var(--rust)}
.source{margin-top:20px;font-size:14px;color:var(--muted)}

/* Références */
.refs{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ref{background:var(--paper);border-radius:14px;padding:28px;border-left:8px solid var(--orange)}
.ref .who{font-weight:800;font-size:15px;color:var(--rust)}
.ref h3{font-family:var(--sans);font-size:22px;font-weight:800;margin:8px 0}
.ref p{font-size:16px;color:var(--muted)}
.ref .ok{margin-top:12px;font-weight:800;font-size:15px;color:var(--green)}
.ref .ok::before{content:"✓ "}

/* Contact */
.cta-band{background:var(--orange);color:var(--night);border-radius:22px;padding:48px;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.cta-band h2{color:var(--night);font-size:clamp(30px,3.4vw,46px)}
.cta-band p{margin-top:12px;font-size:18px}
.cta-band .acts{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-band .mail{font-weight:800;text-decoration:underline}

/* Pied de page */
.foot{background:var(--night);color:var(--muted-dark);padding:56px 0 40px;font-size:15px}
.foot .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
.foot .logo b{font-size:26px}
.foot p{margin-top:12px;max-width:40ch}
.foot nav{display:flex;flex-direction:column;gap:8px}
.foot nav a{text-decoration:none}
.foot nav a:hover{color:var(--cream)}
.foot h4{margin:0 0 10px;font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--orange)}
.foot .legal{grid-column:1/-1;border-top:1px solid #2B3F38;padding-top:20px;font-size:14px}

/* Mobile */
@media (max-width:1000px){
  .c4,.c5,.steps,.steps.s4,.roi{grid-template-columns:repeat(2,1fr)}
  .roi{gap:28px}
  .c3{grid-template-columns:1fr}
  .case{grid-template-columns:1fr}
}
@media (max-width:820px){
  body{font-size:17px}
  section{padding:68px 0}
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--night);flex-direction:column;align-items:flex-start;padding:18px 16px 24px;gap:16px;border-bottom:1px solid #2B3F38}
  .nav.open{display:flex}
  .poles,.refs,.split,.notes,.cta-band,.approaches{grid-template-columns:1fr}
  .marches li{grid-template-columns:40px 1fr}
  .marches span{grid-column:2}
  .cta-band{padding:32px 24px}
  .foot .wrap{grid-template-columns:1fr}
  .compare,.compare thead,.compare tbody,.compare tr,.compare th,.compare td{display:block}
  .compare thead{display:none}
  .compare tr{padding:14px 0;border-bottom:1px solid var(--sand)}
  .compare th,.compare td{border:0;padding:4px 18px}
  .compare td::before{content:attr(data-l);display:block;font-size:13px;font-weight:800;color:var(--rust)}
  .rule{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .c4,.c5,.steps,.steps.s4,.roi,.facts{grid-template-columns:1fr}
  .pole{padding:28px 22px}
  .hero-facts{gap:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}