/* Palette SERYIA : modifiez ces variables pour changer rapidement les couleurs. */
:root{--ivory:#F7F3EF;--offwhite:#FCFAF8;--navy:#162238;--slate:#526780;--champagne:#C4A477;--taupe:#CBBDB5;--line:rgba(22,34,56,.16);--max:1240px;--pad:clamp(1.25rem,4vw,4.5rem)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--offwhite);color:var(--navy);font-family:Inter,"Segoe UI",Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.skip{position:fixed;z-index:999;top:1rem;left:1rem;padding:.7rem 1rem;background:var(--champagne);color:var(--navy);transform:translateY(-160%)}.skip:focus{transform:none}
header{position:fixed;z-index:100;inset:0 0 auto;display:flex;align-items:center;justify-content:space-between;padding:1.1rem var(--pad);transition:.25s}header.scrolled{padding-top:.75rem;padding-bottom:.75rem;background:rgba(252,250,248,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.brand{font-size:1.2rem;font-weight:800;letter-spacing:.2em}.brand span{color:var(--champagne)}nav{display:flex;gap:2rem;font-size:.82rem}nav a:hover{color:var(--champagne)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.7rem;padding:.9rem 1.25rem;background:var(--navy);border:1px solid var(--navy);color:var(--ivory);font-size:.82rem;font-weight:700;transition:.2s}.btn:hover,.btn:focus-visible{background:var(--champagne);border-color:var(--champagne);color:var(--navy);transform:translateY(-2px)}.small{padding:.65rem 1rem}
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;padding:9rem var(--pad) 3rem;background:var(--ivory)}.hero>*:not(.orb){position:relative;z-index:1;width:100%;max-width:var(--max);margin-left:auto;margin-right:auto}.orb{position:absolute;right:-8vw;top:7vh;width:56vw;height:56vw;border-radius:50%;background:radial-gradient(circle,rgba(196,164,119,.2),rgba(203,189,181,.12) 42%,transparent 70%)}.eyebrow,.kicker{text-transform:uppercase;color:var(--champagne);font-size:.68rem;font-weight:700;letter-spacing:.18em}.eyebrow:before{content:"";display:inline-block;width:2rem;height:2px;margin:0 .7rem .2rem 0;background:var(--champagne)}h1,h2,.statement p{font-family:Manrope,Inter,"Segoe UI",Arial,sans-serif;font-weight:750;letter-spacing:-.045em;line-height:.98;margin:0}h1{font-size:clamp(3.2rem,8vw,7.8rem);margin-top:2.5rem!important}h2{font-size:clamp(2.7rem,5.5vw,5.5rem)}em{color:var(--champagne);font-style:normal;font-weight:inherit}.lead{max-width:620px!important;margin-top:2rem!important;margin-left:max(calc((100% - var(--max))/2),0px)!important;color:var(--slate);font-size:clamp(1rem,1.5vw,1.2rem)}.actions{display:flex;align-items:center;gap:2rem;margin-top:2rem!important}.link{font-size:.84rem;font-weight:700}.link:hover{color:var(--champagne)}.manifest{display:flex;justify-content:flex-end;align-items:center;gap:1rem;margin-top:auto!important;padding-top:3rem;font-size:.66rem;letter-spacing:.18em;font-weight:700}.manifest i{width:7px;height:7px;border-radius:50%;background:var(--champagne)}
.section{padding:clamp(5.5rem,10vw,10rem) var(--pad)}.section>*{max-width:var(--max);margin-left:auto;margin-right:auto}.kicker{margin-bottom:3.5rem}.split{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(3rem,8vw,9rem);align-items:end}.copy{color:var(--slate);font-size:1.05rem}.copy p:first-child{color:var(--navy);font-size:1.2rem}.cards{display:grid;grid-template-columns:repeat(3,1fr);margin-top:6rem;border-block:1px solid var(--line)}.cards article{padding:2.3rem 2rem}.cards article+article{border-left:1px solid var(--line)}.cards span,.steps b{color:var(--champagne);font:700 .78rem Inter,"Segoe UI",Arial,sans-serif;letter-spacing:.12em}.cards h3{margin:2rem 0 .7rem}.cards p{color:var(--slate);font-size:.9rem}
.section-intro{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(3rem,8vw,9rem);align-items:end}.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:4rem}.service-card{padding:2rem;border:1px solid var(--line);background:var(--offwhite)}.service-card b,.service-card>span{color:var(--champagne);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase}.service-card h3{margin:1.5rem 0 .75rem;font-size:1.25rem}.service-card p{color:var(--slate)}.service-card>span{display:block;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--line)}
.method{background:var(--navy);color:var(--offwhite)}.method .kicker,.method .copy,.steps p{color:var(--taupe)}.steps{list-style:none;padding:0;margin-top:5rem;border-top:1px solid rgba(252,250,248,.18)}.steps li{display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:2rem;min-height:140px;border-bottom:1px solid rgba(252,250,248,.18);overflow:hidden}.steps h3{font:700 clamp(1.6rem,3vw,2.8rem) Manrope,Inter,"Segoe UI",Arial,sans-serif;margin:0}.steps p{margin:.5rem 0 0}.steps li>span{font:750 clamp(4rem,8vw,8rem) Manrope,Inter,"Segoe UI",Arial,sans-serif;color:rgba(196,164,119,.18);transition:.25s}.steps li:hover>span{color:var(--champagne);transform:translateX(-6px)}
.statement{padding:clamp(5rem,10vw,10rem) var(--pad);background:var(--champagne);text-align:center;color:var(--navy)}.statement p{font-size:clamp(3rem,8vw,8rem)}.statement em{color:var(--offwhite)}.about{background:var(--ivory)}.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2rem}.tags span{padding:.5rem .75rem;border:1px solid var(--taupe);font-size:.69rem;text-transform:uppercase;letter-spacing:.08em}
.data-block{background:var(--ivory)}.data-layout{display:grid;grid-template-columns:1fr .8fr;gap:clamp(3rem,8vw,8rem);align-items:start}.data-flow{border-top:1px solid var(--line)}.data-flow div{display:grid;grid-template-columns:110px 1fr;gap:1rem;padding:1.4rem 0;border-bottom:1px solid var(--line)}.data-flow b{color:var(--champagne)}.data-flow span,.data-note{color:var(--slate)}.data-note{max-width:760px!important;margin-top:3rem!important;margin-left:auto!important;margin-right:0!important;padding-left:1.5rem;border-left:2px solid var(--champagne)}.use-cases{background:var(--offwhite)}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:4rem}.case-card{padding:2rem;background:var(--ivory);border-top:3px solid var(--champagne)}.case-card>span{color:var(--champagne);font-size:.72rem;font-weight:700}.case-card h3{min-height:3.2rem;margin:1.5rem 0 .8rem}.case-card p{color:var(--slate)}.case-card dl{margin:2rem 0 0;padding-top:1rem;border-top:1px solid var(--line)}.case-card dt{font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.case-card dd{margin:.5rem 0 0;color:var(--slate);font-size:.85rem}.trust-band{display:grid;grid-template-columns:1fr 1fr;gap:clamp(3rem,9vw,10rem);padding:clamp(5rem,9vw,9rem) var(--pad);background:var(--navy);color:var(--offwhite)}.trust-band>div,.trust-list{width:100%;max-width:600px}.trust-band>div{justify-self:end}.trust-band h2{font-size:clamp(2.5rem,5vw,5rem)}.trust-list{list-style:none;padding:0;margin:0}.trust-list li{display:grid;grid-template-columns:150px 1fr;gap:1rem;padding:1.3rem 0;border-bottom:1px solid rgba(252,250,248,.18)}.trust-list span{color:var(--taupe);font-size:.9rem}
.contact{padding-top:0;background:var(--ivory)}.contact-box{padding:clamp(3rem,7vw,7rem);background:var(--navy);color:var(--offwhite);text-align:center}.contact-box .kicker{color:var(--champagne)}.contact-box p:not(.kicker){max-width:650px;margin:2rem auto;color:var(--taupe)}.contact-links{display:flex;justify-content:center;align-items:center;gap:1.4rem;flex-wrap:wrap}.light{background:var(--offwhite);border-color:var(--offwhite);color:var(--navy)}.light:hover{background:var(--champagne);border-color:var(--champagne)}.phone{padding:.85rem 1rem;border-bottom:1px solid var(--taupe);font-weight:700}.phone:hover{color:var(--champagne);border-color:var(--champagne)}footer{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:2rem var(--pad);background:var(--ivory);font-size:.69rem;text-transform:uppercase;letter-spacing:.08em}footer p:last-child{text-align:right}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .75s,transform .75s}.reveal.visible{opacity:1;transform:none}:focus-visible{outline:3px solid var(--champagne);outline-offset:4px}
.contact-dialog{position:fixed;width:min(92vw,560px);padding:clamp(1.5rem,5vw,3.2rem);border:0;background:var(--offwhite);color:var(--navy);box-shadow:0 30px 90px rgba(22,34,56,.28)}.contact-dialog::backdrop{background:rgba(22,34,56,.58);backdrop-filter:blur(5px)}.contact-dialog[open]{animation:dialog-in .22s ease-out}.contact-dialog .kicker{margin:0 0 1.2rem}.contact-dialog h2{max-width:440px;font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.08}.dialog-close{position:absolute;top:1rem;right:1rem;width:2.5rem;height:2.5rem;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--navy);font-size:1.5rem;line-height:1;cursor:pointer}.dialog-close:hover{background:var(--champagne);border-color:var(--champagne)}.dialog-options{display:grid;gap:.75rem;margin-top:2rem}.dialog-options>a{display:grid;grid-template-columns:2.5rem 1fr auto;align-items:center;gap:1rem;padding:1.1rem;border:1px solid var(--line);transition:.2s}.dialog-options>a:hover,.dialog-options>a:focus-visible{border-color:var(--champagne);background:var(--ivory);transform:translateX(4px)}.dialog-options>a>span{display:grid;place-items:center;width:2.5rem;height:2.5rem;background:var(--navy);color:var(--ivory);border-radius:50%}.dialog-options b,.dialog-options small{display:block}.dialog-options small{margin-top:.15rem;color:var(--slate)}.dialog-options i{color:var(--champagne);font-style:normal;font-size:1.2rem}@keyframes dialog-in{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
@media(max-width:800px){nav{display:none}.small{padding:.58rem .72rem;font-size:.72rem}.hero{min-height:820px}.lead{margin-left:auto!important}.actions{align-items:flex-start;flex-direction:column}.split,.section-intro,.data-layout,.trust-band{grid-template-columns:1fr;gap:2rem}.service-grid,.case-grid{grid-template-columns:1fr}.cards{grid-template-columns:1fr;margin-top:4rem}.cards article+article{border-left:0;border-top:1px solid var(--line)}.steps li{grid-template-columns:46px 1fr;padding:1.5rem 0}.steps li>span{display:none}.manifest{justify-content:flex-start;flex-wrap:wrap}.trust-band>div{justify-self:auto}.trust-list li{grid-template-columns:1fr;gap:.35rem}footer{grid-template-columns:1fr;text-align:center;gap:.2rem}footer p:last-child{text-align:center}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none}*,*:before,*:after{transition-duration:.01ms!important}}