:root{
  --ink:#1c1a3d;
  --ink-soft:#5a5880;
  --paper:#faf8ff;
  --card:#fff;
  --line:#e6e2f7;
  --brand:#5b46e5;
  --brand-dark:#4331c4;
  --coral:#ff7a59;
  --sun:#ffc24a;
  --mint:#18b79b;
  --sky:#3aa0ff;
  --c-dicteo:#e0a458;   --c-dicteo-soft:#fbeed8; --c-dicteo-ink:#1e3a5f;
  --c-phrasal:#4338ca;  --c-phrasal-soft:#e8e6fd;
  --c-picto:#0e9c8a;    --c-picto-soft:#d7f3ef;
  --c-zourou:#1f7a6d;   --c-zourou-soft:#e0f1ee;
  --ok:#1f8a4c; --ok-bg:#e6f6ec; --err:#cf4a3f; --err-bg:#fdeae8;
  --shadow:0 1px 2px rgba(28,26,61,.06),0 8px 24px rgba(28,26,61,.08);
  --r:18px;
}
@media (prefers-color-scheme:dark){
  :root{
    --ink:#f1efff; --ink-soft:#b3b0d8; --paper:#12102b; --card:#1c1a3d; --line:#322f63;
    --brand:#8b7bff; --brand-dark:#a698ff;
    --c-dicteo-soft:#3a2f1d; --c-phrasal-soft:#26245c; --c-picto-soft:#12403b; --c-zourou-soft:#173d38;
    --ok-bg:#12382a; --err-bg:#451d1a;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--brand)}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand);color:#fff;padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:6px}

/* header */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-mark{color:var(--brand);display:grid}
.brand-name{font-weight:700;font-size:1.15rem;letter-spacing:-.01em}
.brand-name b{color:var(--brand)}
.nav{display:flex;gap:6px}
.nav a{padding:8px 12px;border-radius:999px;text-decoration:none;color:var(--ink-soft);font-weight:600;font-size:.95rem}
.nav a:hover{background:var(--line);color:var(--ink)}

/* hero */
.hero{position:relative;overflow:hidden;padding:84px 0 72px;
  background:
   radial-gradient(900px 420px at 12% -10%,rgba(91,70,229,.22),transparent 60%),
   radial-gradient(700px 400px at 95% 10%,rgba(255,122,89,.20),transparent 60%),
   radial-gradient(700px 400px at 60% 110%,rgba(24,183,155,.18),transparent 60%);}
.hero-in{position:relative;z-index:2;max-width:680px;margin-left:max(16px,calc((100% - 1120px) / 2))}
.kicker{margin:0 0 12px;text-transform:uppercase;letter-spacing:.14em;font-weight:700;font-size:.78rem;color:var(--brand)}
h1{font-size:clamp(2.2rem,5.4vw,3.8rem);line-height:1.08;letter-spacing:-.025em;margin:0 0 20px}
.swap{display:inline-block;color:var(--brand);position:relative;transition:opacity .25s,transform .25s}
.swap::after{content:"";position:absolute;left:0;right:0;bottom:.05em;height:.18em;background:var(--sun);border-radius:4px;z-index:-1;opacity:.75}
.swap.out{opacity:0;transform:translateY(8px)}
.lead{font-size:1.15rem;color:var(--ink-soft);max-width:60ch;margin:0 0 28px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.btn{display:inline-block;padding:13px 22px;border-radius:12px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font:inherit;font-weight:700;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(91,70,229,.35)}
.btn.primary:hover{background:var(--brand-dark)}
.btn.ghost{border-color:var(--line);color:var(--ink);background:var(--card)}
.langs{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.langs li{padding:5px 12px;border-radius:999px;background:var(--card);border:1px solid var(--line);font-size:.85rem;font-weight:600;color:var(--ink-soft)}

.bubbles{position:absolute;top:0;bottom:0;right:0;width:40%;z-index:1;pointer-events:none}
.bub{position:absolute;padding:8px 16px;border-radius:18px 18px 18px 4px;background:var(--card);box-shadow:var(--shadow);font-weight:700;color:var(--brand);animation:float 9s ease-in-out infinite}
.bub:nth-child(even){border-radius:18px 18px 4px 18px;color:var(--coral)}
.bub:nth-child(3n){color:var(--mint)}
.b1{right:8%;top:12%}.b2{right:22%;top:30%;animation-delay:-2s}.b3{right:4%;top:48%;animation-delay:-4s}
.b4{right:30%;top:62%;animation-delay:-1s}.b5{right:14%;top:78%;animation-delay:-5s}.b6{right:40%;top:10%;animation-delay:-3s}
.b7{right:47%;top:46%;animation-delay:-6s}.b8{right:2%;top:24%;animation-delay:-7s}.b9{right:36%;top:84%;animation-delay:-2.5s}
.b10{right:52%;top:70%;animation-delay:-4.5s}.b11{right:58%;top:22%;animation-delay:-1.5s}.b12{right:20%;top:92%;animation-delay:-3.5s}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-16px) rotate(1.5deg)}}
@media (max-width:1000px){.bubbles{width:100%;z-index:0}.bub{opacity:.22}}

/* picker */
.picker{padding:48px 0 8px}
.picker h2{margin:0 0 18px;font-size:1.5rem;letter-spacing:-.01em}
.goal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}
.goal{display:flex;flex-direction:column;gap:2px;text-align:left;padding:18px;border-radius:var(--r);border:2px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;font:inherit;box-shadow:var(--shadow);transition:transform .15s,border-color .15s}
.goal:hover{transform:translateY(-3px);border-color:var(--brand)}
.goal .ico{font-size:1.8rem;line-height:1.2}
.goal small{color:var(--ink-soft)}

/* sections */
section{padding:64px 0}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 10px}
.sub{color:var(--ink-soft);max-width:62ch;margin:0 0 32px}

/* our apps */
.apps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,480px),1fr));gap:22px}
.app{--c:var(--brand);--cs:var(--line);display:flex;flex-direction:column;background:var(--card);border-radius:24px;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;position:relative}
.app::before{content:"";height:8px;background:var(--c)}
.a-dicteo{--c:var(--c-dicteo);--cs:var(--c-dicteo-soft)}
.a-phrasal{--c:var(--c-phrasal);--cs:var(--c-phrasal-soft)}
.a-picto{--c:var(--c-picto);--cs:var(--c-picto-soft)}
.a-zourou{--c:var(--c-zourou);--cs:var(--c-zourou-soft)}
.app header{padding:22px 24px 8px}
.app h3{margin:10px 0 6px;font-size:1.7rem;letter-spacing:-.02em}
.app header p{margin:0;color:var(--ink-soft)}
.chip{display:inline-block;padding:3px 11px;border-radius:999px;background:var(--cs);font-size:.78rem;font-weight:700;color:var(--ink)}
.demo{margin:14px 24px;padding:18px;border-radius:16px;background:var(--cs);flex:1}
.app footer{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:6px 24px 22px}
.app-btn{background:var(--c);color:#fff;padding:10px 18px}
.a-dicteo .app-btn{color:var(--c-dicteo-ink)}
.more{font-weight:600;font-size:.92rem}

/* dicteo demo */
.lbl{display:block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft)}
.dict{font-size:1.2rem;margin:.3em 0 .6em;font-family:Georgia,"Times New Roman",serif}
mark{background:none;color:inherit;padding:0 3px;border-radius:5px;cursor:pointer}
mark.err{background:#ffd9d4;box-shadow:inset 0 -3px 0 var(--err);color:#5b1510}
mark.err2{background:#d8e6ff;box-shadow:inset 0 -3px 0 var(--sky);color:#112a5a}
.tip{margin:0;font-size:.92rem;color:var(--ink-soft);min-height:2.8em}

/* quiz demos */
.q{margin:0 0 12px;font-weight:600}
.opts{display:grid;gap:8px}
.opts button,.check{padding:11px 14px;text-align:left;border-radius:12px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-weight:600;cursor:pointer;transition:transform .12s,border-color .12s,background .12s}
.opts button:hover:not(:disabled){border-color:var(--c);transform:translateX(3px)}
.opts button.ok{background:var(--ok-bg);border-color:var(--ok)}
.opts button.bad{background:var(--err-bg);border-color:var(--err)}
.opts button:disabled{cursor:default}
.fb{margin:10px 0 0;min-height:1.6em;font-weight:600;font-size:.95rem}
.fb.ok{color:var(--ok)}.fb.bad{color:var(--err)}

/* picto demo */
.picto{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;align-items:center}
.pic{font-size:4.2rem;line-height:1;background:var(--card);border-radius:18px;padding:14px 18px;box-shadow:var(--shadow);grid-row:span 2}
.rows{display:grid;gap:8px}
.rows label{display:flex;align-items:center;gap:8px}
.rows span{width:30px;font-size:.78rem;font-weight:800;color:var(--ink-soft)}
.rows input{flex:1;min-width:0;padding:9px 12px;border-radius:10px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:inherit}
.rows input.ok{border-color:var(--ok);background:var(--ok-bg)}
.rows input.bad{border-color:var(--err);background:var(--err-bg)}
.picto .check{background:var(--c);color:#fff;border-color:var(--c);text-align:center}
.picto .fb{grid-column:1 / -1}
@media (max-width:480px){.picto{grid-template-columns:1fr}.pic{grid-row:auto;justify-self:start}}

/* compare */
.compare{background:linear-gradient(180deg,transparent,rgba(91,70,229,.06) 40%,transparent)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.fil{padding:8px 16px;border-radius:999px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-weight:700;font-size:.92rem;cursor:pointer}
.fil:hover{border-color:var(--brand)}
.fil.on{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.tools{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.tool{display:flex;flex-direction:column;gap:8px;padding:18px;border-radius:var(--r);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .15s}
.tool:hover{transform:translateY(-3px)}
.tool.ours{border:2px solid var(--brand)}
.tool-head{display:flex;align-items:center;gap:12px}
.dot{flex:none;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:1.1rem}
.tool h3{margin:0;font-size:1.1rem}
.tool p{margin:0;color:var(--ink-soft);font-size:.95rem}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.tags span{font-size:.74rem;font-weight:700;padding:2px 9px;border-radius:999px;background:var(--line);color:var(--ink-soft)}
.badge{margin-left:auto;font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;padding:3px 9px;border-radius:999px;background:var(--brand);color:#fff}
.tool .go{font-size:.9rem;font-weight:700}
.note{margin-top:22px;font-size:.88rem;color:var(--ink-soft)}

/* how */
.how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;margin-top:22px}
.how-grid > div{padding:24px;border-radius:var(--r);background:var(--card);border:1px solid var(--line)}
.how-grid h3{margin:10px 0 6px}
.how-grid p{margin:0;color:var(--ink-soft)}
.num{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--sun);color:#3a2a10;font-weight:800}

/* footer */
.foot{padding:36px 0 48px;border-top:1px solid var(--line);color:var(--ink-soft)}
.foot p{margin:0 0 6px}
.legal{font-size:.85rem}

/* tool filtering */
.tool[hidden]{display:none}

section{scroll-margin-top:72px}
.nav a{white-space:nowrap}
@media (max-width:640px){.nav a:first-child,.nav a:nth-child(4){display:none}.hero{padding:56px 0 48px}.brand-name{font-size:1.05rem}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media (max-width:640px){.nav{gap:0}.nav a{padding:8px 8px;font-size:.88rem}.top-in{gap:8px}}
.brand-mark{flex:none}
.go-row{display:flex;flex-wrap:wrap;gap:6px 16px}
.tool-head .tool-name{display:flex;flex-direction:column;min-width:0}
.host,.app header p.domain{display:block;margin:0;font-size:.78rem;font-weight:500;color:var(--ink-soft);line-height:1.3}
.app header p.domain{margin:-2px 0 8px}

/* sélecteur de langue (en-tête) */
.lang-switch{position:relative;flex:none}
.lang-switch summary{list-style:none;cursor:pointer;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-weight:700;font-size:.85rem;white-space:nowrap}
.lang-switch summary::-webkit-details-marker{display:none}
.lang-switch ul{position:absolute;right:0;top:calc(100% + 6px);z-index:30;margin:0;padding:6px;list-style:none;min-width:160px;border-radius:14px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.lang-switch a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink);text-decoration:none;font-weight:600}
.lang-switch a:hover{background:var(--line)}
.lang-switch a[aria-current="true"]{color:var(--brand)}
@media (max-width:640px){.top-in{flex-wrap:wrap}.lang-switch summary{padding:6px 10px}}