:root{--ink:#14213D;--text:#2b2f38;--muted:#5d6370;--bg:#FAFAF7;--card:#fff;--line:#e6e4dd;--accent:#14213D}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:var(--accent)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.top{border-bottom:1px solid var(--line);background:#fff}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
.logo{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--ink);color:#fff;font-weight:800}
.lang{font-size:15px;color:var(--muted)}
.hero{padding:64px 0 32px}
h1{font-size:clamp(30px,5vw,46px);line-height:1.15;color:var(--ink);margin:0 0 16px;letter-spacing:-.02em;max-width:22ch}
.lead{font-size:19px;max-width:62ch;color:var(--text);margin:0}
h2{font-size:24px;color:var(--ink);margin:40px 0 16px}
.apps{display:grid;grid-template-columns:repeat(auto-fill,minmax(440px,1fr));gap:20px}
@media (max-width:520px){.apps{grid-template-columns:1fr}}
.app{display:flex;gap:18px;background:var(--card);border:1px solid var(--line);border-top:4px solid var(--c);border-radius:14px;padding:22px}
.icon{flex:none;width:88px;height:88px;border-radius:20px;box-shadow:0 1px 3px rgba(0,0,0,.12)}
.app h3{margin:0;font-size:22px;color:var(--ink)}
.app p{margin:6px 0}
.cat{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--c);font-weight:700;margin:0!important}
.tagline{font-weight:600;color:var(--text)}
.soon{font-size:15px;color:var(--muted);font-style:italic}
.links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px!important}
.btn{display:inline-block;padding:7px 14px;border-radius:999px;font-size:15px;font-weight:600;text-decoration:none;border:1px solid var(--c);color:var(--c)}
.btn.site{background:var(--c);color:#fff}
.btn:focus-visible,a:focus-visible{outline:3px solid #f4a62a;outline-offset:2px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding-bottom:48px}
@media (max-width:760px){.two{grid-template-columns:1fr}}
.prose{max-width:760px;padding-top:32px;padding-bottom:48px}
.prose h2{font-size:20px;margin-top:28px}
.muted{color:var(--muted);font-size:15px}
.bottom{border-top:1px solid var(--line);background:#fff;color:var(--muted);font-size:15px}
.bottom .wrap{padding-top:18px;padding-bottom:18px}
/* Sélecteur de langue (sans JS) */
.langs{position:relative;font-size:15px}
.langs summary{cursor:pointer;color:var(--muted);list-style:none;padding:6px 10px;border:1px solid var(--line);border-radius:999px}
.langs summary::-webkit-details-marker{display:none}
.langs ul{position:absolute;inset-inline-end:0;top:calc(100% + 6px);margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,.08);min-width:160px;z-index:10}
.langs li a{display:block;padding:6px 10px;border-radius:8px;text-decoration:none;color:var(--text)}
.langs li a:hover,.langs li a[aria-current]{background:var(--bg);font-weight:600}
/* Écritures : arabe (droite à gauche), chinois */
html[lang="ar"] body{font-family:system-ui,"Segoe UI","Noto Sans Arabic","Geeza Pro",Tahoma,sans-serif;line-height:1.8}
html[lang="zh-Hans"] body{font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif}
html[lang="ar"] .cat{letter-spacing:0}
html[dir="rtl"] h1{letter-spacing:0}