:root{
  --navy:#0d3a5c;--navy-deep:#071f31;--blue:#2289bf;--teal:#159b93;--orange:#ff8c42;
  --ink:#102a3a;--muted:#617482;--soft:#f3f8fa;--white:#fff;--line:#dfe9ed;
  --success:#15945e;--shadow:0 24px 70px rgba(13,58,92,.14);--shadow-soft:0 12px 38px rgba(13,58,92,.09)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;min-height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--soft)}
button,textarea{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.gabin-shell{min-height:100vh;display:grid;grid-template-columns:320px minmax(0,1fr);background:radial-gradient(circle at 84% 12%,rgba(21,155,147,.09),transparent 27%),linear-gradient(145deg,#f7fbfc,#eef5f7)}
.brand-rail{position:sticky;top:0;height:100vh;padding:28px 24px;background:linear-gradient(165deg,#fff 0%,#f6fbfd 72%,#edf7f8 100%);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow:auto}
.os-brand{display:block;text-decoration:none;margin-bottom:24px}.os-brand img{display:block;width:218px;max-width:100%;height:auto}.gabin-wordmark{font-size:clamp(2.5rem,4vw,4.2rem);font-weight:900;letter-spacing:-.065em;line-height:.95;color:var(--navy)}
.guide-label{margin-top:8px;color:var(--blue);font-weight:850;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase}.portrait-wrap{margin:22px auto 0;width:190px;aspect-ratio:1/1;border-radius:50%;padding:7px;background:linear-gradient(135deg,var(--blue),var(--teal));box-shadow:0 18px 40px rgba(34,137,191,.22)}
.portrait-wrap img{width:100%;height:100%;display:block;object-fit:cover;border-radius:50%;border:5px solid #fff}.welcome-card{margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow-soft)}
.welcome-card h2{margin:0 0 10px;color:var(--navy);font-size:1.15rem}.welcome-card p{margin:8px 0;color:var(--muted);font-size:.91rem;line-height:1.55}.signature{display:block;width:118px;max-height:48px;object-fit:contain;object-position:left center;margin-top:10px}
.privacy-card{margin-top:auto;padding:16px 0 2px;display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:.78rem}.privacy-card span{flex:0 0 30px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#e4f6f3;color:var(--teal);font-weight:900}.privacy-card p{margin:4px 0 0;line-height:1.45}
.workspace{min-width:0}.topbar{position:sticky;top:0;z-index:20;min-height:82px;padding:14px 28px;display:flex;align-items:center;gap:18px;background:rgba(255,255,255,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(223,233,237,.9)}
.identity{display:flex;align-items:center;gap:11px;margin-right:auto}.identity img{width:45px;height:45px;border-radius:50%;object-fit:cover;border:2px solid #fff;box-shadow:0 0 0 2px rgba(34,137,191,.18)}.identity strong,.identity small{display:block}.identity strong{color:var(--navy);font-size:1rem}.identity small{color:var(--muted);font-size:.78rem}
.secure{font-size:.78rem;font-weight:800;color:var(--success);padding:8px 12px;border-radius:999px;background:#e7f8ef}.home-link,.quit{border:0;text-decoration:none;border-radius:10px;padding:10px 13px;font-weight:800;font-size:.82rem;cursor:pointer}.home-link{color:var(--navy);background:#edf5f8}.quit{color:#fff;background:linear-gradient(135deg,var(--blue),var(--navy));box-shadow:0 8px 20px rgba(34,137,191,.2)}
.main-grid{width:min(1460px,calc(100% - 40px));margin:28px auto 30px;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}.chat-card,.analysis-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}.chat-card{border-radius:24px;overflow:hidden}.breadcrumb{padding:14px 20px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;background:#f8fbfc;border-bottom:1px solid var(--line);font-size:.77rem;color:var(--muted)}.breadcrumb strong{color:var(--navy)}
.messages{min-height:520px;padding:26px 24px 18px;background:linear-gradient(180deg,#fff,#fbfdfe)}.message-row{display:flex;gap:11px;align-items:flex-start;margin-bottom:20px}.message-row .avatar{width:38px;height:38px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 3px #eef7fa}.message-row .avatar.small{width:32px;height:32px}.message-content{max-width:min(82%,720px)}.message-meta{display:flex;gap:9px;align-items:center;margin:0 3px 6px;font-size:.73rem;color:#8a9aa5}.message-meta strong{color:var(--navy)}.bubble{padding:15px 17px;border-radius:8px 18px 18px 18px;background:#f0f7fa;border:1px solid #dbeaf0;color:#294b5e;line-height:1.58}.bubble p{margin:0 0 8px}.bubble p:last-child{margin-bottom:0}.user-message{justify-content:flex-end}.user-message .message-content{display:flex;flex-direction:column;align-items:flex-end}.user-message .message-meta{justify-content:flex-end}.user-message .bubble{background:linear-gradient(135deg,var(--blue),var(--navy));border:0;color:#fff;border-radius:18px 8px 18px 18px;box-shadow:0 10px 24px rgba(34,137,191,.18)}
.quick-replies{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.quick-replies button{border:1px solid #cfe2e9;background:#fff;color:var(--navy);border-radius:999px;padding:10px 13px;font-weight:750;font-size:.82rem;cursor:pointer;transition:.2s}.quick-replies button:hover{transform:translateY(-1px);border-color:var(--blue);background:#eef8fc;color:var(--blue)}
.typing-row{display:flex;align-items:center;gap:10px;padding:0 24px 14px;color:var(--muted)}.typing-bubble{display:flex;gap:4px;background:#eef6f9;border-radius:16px;padding:10px 13px}.typing-bubble span{width:6px;height:6px;border-radius:50%;background:#7fa4b5;animation:gabinPulse 1.2s infinite}.typing-bubble span:nth-child(2){animation-delay:.16s}.typing-bubble span:nth-child(3){animation-delay:.32s}@keyframes gabinPulse{0%,80%,100%{transform:translateY(0);opacity:.45}40%{transform:translateY(-4px);opacity:1}}
.composer{margin:0 20px 12px;padding:10px;display:flex;align-items:flex-end;gap:10px;border:1px solid #cfdfe6;border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(13,58,92,.08)}.composer:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px rgba(34,137,191,.1),0 12px 28px rgba(13,58,92,.08)}.composer textarea{flex:1;min-height:44px;max-height:135px;resize:none;border:0;outline:0;padding:10px 8px;color:var(--ink);background:transparent}.send-button{flex:0 0 46px;width:46px;height:46px;border:0;border-radius:13px;background:linear-gradient(135deg,var(--orange),#f36f21);color:#fff;font-size:1.2rem;cursor:pointer;box-shadow:0 10px 22px rgba(255,140,66,.25)}.send-button:disabled{opacity:.55;cursor:not-allowed}.composer-note{text-align:center;padding:0 16px 18px;color:#8698a4;font-size:.72rem}.completion-banner{width:100%;padding:12px 14px;border-radius:12px;background:#e9f8f0;color:#176f4c}.completion-banner strong,.completion-banner span{display:block}.completion-banner span{font-size:.8rem;margin-top:3px}
.analysis-column{display:grid;gap:16px}.analysis-card{border-radius:20px;padding:20px}.analysis-card h3{margin:0 0 16px;color:var(--navy);font-size:1rem}.estimate-card{background:linear-gradient(145deg,var(--navy),#0a2d48);color:#fff;border:0}.estimate-kicker{display:block;color:#b9d8e5;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}.estimate-main{display:block;font-size:2.25rem;line-height:1.1;margin:10px 0 14px}.estimate-range{display:flex;gap:8px;align-items:center;font-size:.88rem}.estimate-range i{font-style:normal;color:#8fb8ca}.estimate-confidence{display:flex;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.14)}.estimate-card small{display:block;margin-top:13px;color:#b9d8e5;line-height:1.45}
.progress-layout{display:grid;grid-template-columns:88px 1fr;gap:16px;align-items:center}.ring{width:88px;height:88px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--teal) calc(var(--p)*1%),#e5eef1 0);position:relative}.ring:before{content:"";position:absolute;inset:8px;border-radius:50%;background:#fff}.ring span{position:relative;font-weight:900;color:var(--navy)}.progress-layout>div:last-child>span{display:block;color:var(--muted);font-size:.75rem}.progress-layout strong{display:block;color:var(--navy);font-size:1.7rem}.progress-layout p{margin:5px 0 0;color:var(--muted);font-size:.78rem;line-height:1.4}
.facts,.analysis-list{list-style:none;padding:0;margin:0}.facts li{display:grid;grid-template-columns:34px 1fr 24px;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid #edf2f4}.facts li:last-child{border-bottom:0}.facts>li>span{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:#edf5f8;color:var(--blue);font-weight:900}.facts b,.facts small{display:block}.facts b{font-size:.82rem;color:var(--navy)}.facts small{margin-top:2px;font-size:.72rem;color:var(--muted)}.facts i{font-style:normal;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:#edf2f4;color:#78909d;font-size:.68rem;font-weight:900}.facts li.done i,.facts li.done>span{background:#e5f7ed;color:var(--success)}.analysis-list li{padding:9px 0;color:#486676;font-size:.82rem}.source{display:block;margin-top:12px;color:#8a9ca6;font-size:.69rem}
.values{margin:0 28px 30px;padding:18px 22px;border:1px solid var(--line);border-radius:18px;background:#fff;display:flex;gap:22px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:.78rem;box-shadow:var(--shadow-soft)}.values blockquote{margin:0;color:var(--navy);font-weight:850}.values img{width:86px;max-height:36px;object-fit:contain}.values span{margin-left:auto}.values span~span{margin-left:0}
@media(max-width:1180px){.gabin-shell{grid-template-columns:270px minmax(0,1fr)}.main-grid{grid-template-columns:minmax(0,1fr) 320px}.brand-rail{padding:24px 20px}.os-brand img{width:190px}}
@media(max-width:980px){.gabin-shell{display:block}.brand-rail{position:relative;height:auto;min-height:0;display:grid;grid-template-columns:1fr 150px;column-gap:22px;align-items:center;padding:20px 24px}.os-brand{margin:0}.gabin-wordmark,.guide-label,.welcome-card{grid-column:1}.portrait-wrap{grid-column:2;grid-row:1/5;width:135px;margin:0}.welcome-card{margin-top:16px}.privacy-card{display:none}.main-grid{grid-template-columns:1fr}.analysis-column{grid-template-columns:repeat(2,minmax(0,1fr))}.estimate-card{grid-column:1/-1}.topbar{position:relative}.values{margin-inline:20px}}
@media(max-width:680px){.brand-rail{grid-template-columns:1fr 92px;padding:16px}.os-brand img{width:170px}.gabin-wordmark{font-size:2.45rem}.guide-label{font-size:.66rem}.portrait-wrap{width:86px}.welcome-card{grid-column:1/-1;padding:15px}.welcome-card p:nth-of-type(2),.welcome-card .signature{display:none}.topbar{min-height:68px;padding:10px 14px;gap:8px;flex-wrap:wrap}.identity{width:100%;margin-right:0}.secure{margin-left:auto}.home-link,.quit{padding:8px 10px;font-size:.74rem}.main-grid{width:100%;margin:0;display:block}.chat-card{border-radius:0;border-left:0;border-right:0}.breadcrumb{padding:11px 14px}.messages{min-height:440px;padding:20px 14px 12px}.message-content{max-width:88%}.bubble{padding:13px 14px}.quick-replies{gap:7px}.quick-replies button{padding:9px 11px;font-size:.76rem}.composer{margin:0 10px 10px}.composer-note{padding-bottom:14px}.analysis-column{display:grid;grid-template-columns:1fr;padding:14px}.estimate-card{grid-column:auto}.values{margin:0 14px 18px;gap:10px}.values img,.values span{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* v1.0.1 — correction du cadrage des portraits */
.portrait-wrap img{
  object-fit:cover;
  object-position:center 30%;
}
.identity img,
.message-row .avatar{
  object-fit:cover;
  object-position:center 28%;
}
/* Sécurité visuelle : aucune grande image ne doit interrompre la conversation. */
.messages img:not(.avatar){
  display:none!important;
}