:root{--bg:#fff;--soft:#f4f5f9;--ink:#15151f;--mute:#5b5d6e;--brand:#4b3fd6;--brand-d:#3a2fb0;--line:#e3e4ec;--r:10px}
*{box-sizing:border-box;margin:0}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
html{scroll-padding-top:76px}
body{font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
h1,h2,h3,.logo{font-family:"Space Grotesk",system-ui,sans-serif;line-height:1.2}
a{color:var(--brand)}
:focus-visible{outline:3px solid #9a92f5;outline-offset:2px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
section{padding:64px 0}
section.alt{background:var(--soft)}
h2{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:8px}
.lead{color:var(--mute);max-width:60ch;margin-bottom:28px}
.btn{display:inline-block;padding:12px 22px;border-radius:var(--r);font-weight:600;text-decoration:none;border:2px solid var(--brand);background:var(--brand);color:#fff;cursor:pointer;font-size:1rem}
.btn:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn.o{background:transparent;color:var(--brand)}
.btn.o:hover{background:#eceafd}
.btn.s{padding:8px 16px;font-size:.9rem}
/* header */
header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem;color:var(--ink);text-decoration:none;margin-right:auto}
nav{display:flex;gap:18px}
nav a,.btn.s{white-space:nowrap}
nav a{color:var(--mute);text-decoration:none;font-weight:500;padding:4px 0;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current]{color:var(--ink);border-color:var(--brand)}
.lang{display:flex;gap:2px}
.lang button{border:0;background:none;font:inherit;font-weight:600;color:var(--mute);padding:4px 7px;cursor:pointer;border-radius:6px}
.lang a{font-weight:600;color:var(--mute);padding:4px 7px;border-radius:6px;text-decoration:none}
.lang button[aria-pressed=true],.lang a[aria-current]{color:var(--ink);text-decoration:underline;text-decoration-color:var(--brand);text-underline-offset:5px;text-decoration-thickness:2px}
.burger{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:40px;height:36px;font-size:1.2rem;cursor:pointer}
@media(max-width:1020px){
 .burger{display:block}
 nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:12px 20px;gap:10px}
 nav.open{display:flex}
 .bar{gap:8px}.bar .btn.s{padding:7px 11px;font-size:.85rem}
}
/* hero */
.hero{padding:48px 0 56px}
.hg{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.phone{width:min(260px,70vw);aspect-ratio:9/19;border:9px solid #1b1b27;border-radius:34px;background:var(--soft);overflow:hidden;margin:auto;position:relative}
.phone img{width:100%;height:100%;object-fit:cover;display:block}
.ph{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:16px;color:var(--mute);font-size:.85rem;background:linear-gradient(160deg,#eceafd,#f4f5f9)}
.tag{display:inline-block;background:#eceafd;color:var(--brand-d);font-weight:600;font-size:.85rem;padding:3px 12px;border-radius:99px;margin-bottom:14px}
.hero h1{font-size:clamp(2rem,4.5vw,3rem);margin-bottom:14px}
.hero p.lead{margin-bottom:22px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:12px}
.note{color:var(--mute);font-size:.92rem;max-width:52ch}
.meta{color:var(--mute);font-size:.85rem;margin-top:12px}
@media(max-width:820px){.hg{grid-template-columns:1fr;gap:32px}.hg .duo{order:2}}
/* captures */
.rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 14px;scrollbar-width:thin}
.rail figure{flex:0 0 auto;scroll-snap-align:start;width:200px;text-align:center}
.rail figcaption{font-size:.9rem;color:var(--mute);margin-top:8px}
.arrows{display:flex;gap:8px;margin-bottom:12px}
.arrows button{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:1.1rem;cursor:pointer}
dialog{border:0;padding:0;background:none;max-width:92vw}
dialog::backdrop{background:rgba(10,10,20,.75)}
dialog img{max-height:88vh;max-width:92vw;border-radius:14px;display:block}
/* steps */
ol.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:s}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px}
.steps li::before{content:counter(s);display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;margin-bottom:10px}
.steps h3{font-size:1.05rem;margin-bottom:6px}
.steps p{font-size:.92rem;color:var(--mute)}
@media(max-width:900px){ol.steps{grid-template-columns:1fr}}
/* security */
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:820px){.two{grid-template-columns:1fr}}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.alt .box{background:#fff}
dl.f{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:.95rem;margin-bottom:12px}
dt{color:var(--mute)}
code{font:.82rem/1.4 ui-monospace,Menlo,Consolas,monospace;word-break:break-all;background:var(--soft);padding:2px 6px;border-radius:5px}
table{width:100%;border-collapse:collapse;font-size:.95rem;margin-top:8px}
td{padding:9px 10px;border-top:1px solid var(--line);vertical-align:top}
td:first-child{font-weight:600;white-space:nowrap}
.warn{border-left:4px solid var(--brand);background:#eceafd;padding:12px 16px;border-radius:0 var(--r) var(--r) 0;margin-bottom:24px}
details{border-bottom:1px solid var(--line);padding:2px 0}
summary{cursor:pointer;font-weight:600;padding:14px 0}
details p{padding:0 0 14px;color:var(--mute);max-width:70ch}
/* footer */
footer{background:#15151f;color:#c9cad6;padding:48px 0 24px;font-size:.95rem}
footer a{color:#fff}
.fg{display:grid;grid-template-columns:1.3fr 1fr 1.1fr 1fr 1.3fr;gap:28px;margin-bottom:32px}
footer h3{color:#fff;font-size:1rem;margin-bottom:10px}
footer ul{list-style:none;padding:0;display:grid;gap:6px}
.bot{border-top:1px solid #2c2c3b;padding-top:18px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.bot .lang button,.bot .lang a{color:#c9cad6}.bot .lang button[aria-pressed=true],.bot .lang a[aria-current]{color:#fff}
@media(max-width:900px){.fg{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.fg{grid-template-columns:1fr}}

/* logo */
.logo-img{width:36px;height:36px;object-fit:contain;border-radius:9px;background:#fff;display:block}
footer .logo-img{padding:2px}

/* captures déjà dans un cadre de téléphone */
.shot{display:block;width:100%;height:auto;filter:drop-shadow(0 16px 26px rgba(21,21,31,.22))}
.duo{position:relative;width:min(400px,100%);aspect-ratio:5/7;margin:auto}
.duo .shot{position:absolute}
.duo .back{width:54%;right:0;top:0;transform:rotate(5deg)}
.duo .front{width:60%;left:0;bottom:0;z-index:1}
.rail figure{width:190px}
.rail .shot{cursor:zoom-in}
/* fonctions */
.fx{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:34px 0}
.fx+.fx{border-top:1px solid var(--line)}
.fx h3{font-size:clamp(1.3rem,2.6vw,1.7rem);margin-bottom:10px}
.fx p{color:var(--mute);max-width:46ch}
.fx:nth-of-type(even) .pair{order:-1}
.pair{display:flex;gap:16px;justify-content:center}
.pair .shot{width:min(210px,42vw);cursor:zoom-in}
.pair .shot:nth-child(2){margin-top:38px}
.open{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:center;margin-top:34px;background:var(--soft);border-radius:var(--r);padding:24px 28px}
.open .pair .shot{width:min(150px,36vw)}
.ctl{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;margin-top:24px}
.ctl .one{width:min(150px,36vw)}
.ctl .shot{cursor:zoom-in}
@media(max-width:820px){
 .fx{grid-template-columns:1fr;gap:26px}
 .fx:nth-of-type(even) .pair{order:0}
 .open{grid-template-columns:1fr;padding:20px}
}
@media(max-width:520px){.ctl{grid-template-columns:1fr}.ctl .one{margin:auto}}

/* à propos */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:8px 0 28px}
.member{background:var(--soft);border-radius:var(--r);padding:20px;text-align:center}
.member h3{font-size:1.05rem;margin:10px 0 2px}
.member p{color:var(--mute);font-size:.92rem}
.av{display:grid;place-items:center;width:56px;height:56px;margin:auto;border-radius:50%;background:var(--brand);color:#fff;font:700 1.1rem "Space Grotesk",system-ui,sans-serif}
.slogan{margin-top:40px;text-align:center;font:700 clamp(1.5rem,4vw,2.4rem)/1.2 "Space Grotesk",system-ui,sans-serif;color:var(--brand)}
@media(max-width:820px){.team{grid-template-columns:1fr}}

/* hero avec image de fond */
.hero{background:#14102e url(../img/hero-bg.webp) center/cover no-repeat;color:#fff;padding:64px 0 72px}
.hero h1{color:#fff}
.hero p.lead{color:rgba(255,255,255,.86)}
.hero .tag{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28)}
.hero .btn{background:#fff;border-color:#fff;color:var(--brand-d)}
.hero .btn:hover{background:#eceafd;border-color:#eceafd}
.hero .btn.o{background:transparent;color:#fff;border-color:rgba(255,255,255,.75)}
.hero .btn.o:hover{background:rgba(255,255,255,.14)}
.hero .note,.hero .meta{color:rgba(255,255,255,.78)}
.hero a:not(.btn){color:#d9d5ff}
.hero .shot{filter:drop-shadow(0 20px 36px rgba(0,0,0,.5))}
@media(max-width:820px){.hero{padding:44px 0 52px;background-position:70% center}}
/* logo dans les cartes de l'équipe */
.av img{width:74%;height:74%;object-fit:contain}
.av{width:64px;height:64px;background:linear-gradient(135deg,#4b3fd6,#2a1b6b)}

/* modal de remerciement */
#thx{background:#fff;color:var(--ink);border-radius:18px;width:min(440px,92vw);padding:30px 26px 26px;text-align:center;position:fixed;inset:0;margin:auto;height:fit-content;max-height:92vh;overflow:auto}
#thx .tl{width:64px;height:64px;margin:0 auto 10px;border-radius:50%;background:linear-gradient(135deg,#4b3fd6,#2a1b6b);padding:10px;max-height:none;max-width:none}
#thx h2{margin-bottom:8px}
#thx p{color:var(--mute)}
#thx ol{text-align:left;margin:16px auto;padding-left:1.4em;max-width:34ch;color:var(--ink)}
#thx li{margin:6px 0}
#thx .tb{font-size:.92rem;margin-bottom:16px}
#thx .cta{justify-content:center;margin:0}
#thx .x{position:absolute;top:8px;right:10px;border:0;background:none;font-size:1.8rem;line-height:1;color:var(--mute);cursor:pointer;padding:4px 8px}
@media(prefers-reduced-motion:no-preference){#thx[open]{animation:pop .22s ease-out}@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.97)}}}

/* ─── SEO : bloc otaku (accueil) ─── */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:8px 0 28px}
.cards.two-c{grid-template-columns:repeat(2,1fr)}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--brand);transform:translateY(-2px)}
.card h3{font-size:1.1rem;margin-bottom:6px}
.card p{color:var(--mute);font-size:.95rem;margin-bottom:10px}
.card span{color:var(--brand);font-weight:600;font-size:.92rem}
.where{font-size:1.15rem;margin:8px 0 6px}
@media(max-width:820px){.cards,.cards.two-c{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.card{transition:none}.card:hover{transform:none}}

/* ─── SEO : pages de guides ─── */
.phero{background:#14102e url(../img/hero-bg.webp) center/cover no-repeat;color:#fff;padding:28px 0 52px}
.phero h1{font-size:clamp(1.8rem,4.2vw,2.7rem);margin:18px 0 12px;max-width:24ch}
.phero .lead{color:rgba(255,255,255,.86);margin-bottom:22px}
.phero .btn{background:#fff;border-color:#fff;color:var(--brand-d)}
.phero .btn:hover{background:#eceafd;border-color:#eceafd}
.phero .btn.o{background:transparent;color:#fff;border-color:rgba(255,255,255,.75)}
.phero .btn.o:hover{background:rgba(255,255,255,.14)}
.crumbs{font-size:.9rem;color:rgba(255,255,255,.78)}
.crumbs a{color:#d9d5ff}
section.page{padding:48px 0 64px}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:56px;align-items:start}
.prose{max-width:740px}
.prose h2{font-size:clamp(1.35rem,2.6vw,1.75rem);margin:44px 0 12px}
.prose>h2:first-child{margin-top:0}
.prose h3{font-size:1.1rem;margin:22px 0 6px}
.prose p{margin:0 0 14px;color:#33344a}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 16px;color:#33344a}
.prose li{margin:7px 0}
.prose strong{color:var(--ink)}
dl.gl{margin:0 0 16px}
dl.gl dt{font-weight:700;margin-top:14px;font-family:"Space Grotesk",system-ui,sans-serif}
dl.gl dd{margin:2px 0 0;color:#33344a}
.aside{position:sticky;top:88px}
.aside .pair{gap:12px}
.aside .pair .shot{width:min(160px,42vw);cursor:default}
.cta-box{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;background:var(--soft);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:44px 0 0}
.cta-box h2{margin:0 0 4px!important;font-size:1.3rem!important}
.cta-box p{margin:0}
@media(max-width:900px){.cols{grid-template-columns:1fr;gap:32px}.aside{position:static;order:-1}.aside .pair{justify-content:flex-start}}