/* style.css — thème chat clair, sobre et pro (façon ChatGPT/Claude) */
:root{
  --bg:#ffffff; --panel:#f7f8fa; --bg-2:#ffffff; --bg-3:#f0f1f4; --bg-4:#e7e9ee;
  --border:#e8eaed; --border2:#f0f1f4;
  --text:#1f2227; --text-dim:#6b7280; --text-soft:#3a3f47;
  --accent:#4f46e5; --accent-2:#6366f1; --accent-weak:#eef2ff;
  --green:#16a34a; --danger:#e5484d;
  --radius:14px; --sb-w:264px; --col:760px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.06);
  --shadow-lg:0 12px 32px rgba(16,24,40,.10);
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--text);font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:15px;-webkit-font-smoothing:antialiased}
.hidden{display:none !important}
#app{display:flex;height:100vh;overflow:hidden}

/* ---------------- SIDEBAR ---------------- */
#sidebar{width:var(--sb-w);flex:0 0 var(--sb-w);background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;transition:margin-left .25s ease}
#sidebar.collapsed{margin-left:calc(-1 * var(--sb-w))}
.sb-top{padding:12px}
.new-chat{width:100%;padding:10px 14px;background:var(--bg-2);color:var(--text);border:1px solid var(--border);border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s;display:flex;align-items:center;justify-content:center;gap:6px;box-shadow:var(--shadow)}
.new-chat:hover{background:var(--bg-3);border-color:#d8dbe0}
.conv-list{flex:1;overflow-y:auto;padding:6px 8px}
.conv-item{padding:9px 11px;margin-bottom:2px;border-radius:8px;cursor:pointer;color:var(--text-soft);display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;font-size:14px}
.conv-item:hover{background:var(--bg-3)}
.conv-item.active{background:var(--bg-4);color:var(--text);font-weight:500}
.conv-item .title{flex:1;overflow:hidden;text-overflow:ellipsis}
.conv-item .del{opacity:0;border:none;background:transparent;color:var(--text-dim);cursor:pointer;font-size:13px;padding:0 2px}
.conv-item:hover .del{opacity:.7}
.conv-item .del:hover{opacity:1;color:var(--danger)}
.sb-bottom{padding:10px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:2px}
.sb-btn{text-align:left;padding:9px 11px;background:transparent;border:none;color:var(--text-soft);border-radius:8px;cursor:pointer;font-size:14px;display:flex;align-items:center;gap:9px}
.sb-btn:hover{background:var(--bg-3)}
.badge{margin-left:auto;background:var(--bg-4);color:var(--text-dim);border-radius:20px;padding:1px 8px;font-size:12px;font-weight:600}
.user-chip{display:flex;align-items:center;gap:10px;padding:9px 11px;margin-top:6px;border-top:1px solid var(--border)}
.user-chip::before{content:"";width:30px;height:30px;border-radius:50%;background:linear-gradient(140deg,var(--accent),var(--accent-2));flex:0 0 30px}
.user-meta{display:flex;flex-direction:column;line-height:1.25;overflow:hidden;flex:1}
.user-meta span:first-child{font-size:13.5px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis}
.role-tag{font-size:10.5px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}
.logout-btn{background:transparent;border:none;color:var(--text-dim);font-size:16px;cursor:pointer;padding:4px}
.logout-btn:hover{color:var(--danger)}
.server-status{font-size:11.5px;padding:8px 11px 2px;color:var(--text-dim)}
.server-status.ok::before{content:"● ";color:var(--green)}
.server-status.ko::before{content:"● ";color:var(--danger)}

/* ---------------- MAIN ---------------- */
#main{flex:1;display:flex;flex-direction:column;min-width:0;background:var(--bg)}
#topbar{height:52px;display:flex;align-items:center;gap:10px;padding:0 16px;border-bottom:1px solid var(--border)}
.icon-btn{background:transparent;border:none;color:var(--text-dim);font-size:18px;cursor:pointer;padding:6px 8px;border-radius:8px}
.icon-btn:hover{background:var(--bg-3);color:var(--text)}
.spacer{flex:1}
.model-select{background:var(--bg-2);color:var(--text-soft);border:1px solid var(--border);border-radius:9px;padding:7px 10px;font-size:13px;cursor:pointer;max-width:200px}
.model-select:focus{outline:none;border-color:var(--accent)}
.learn-ind{font-size:11.5px;color:var(--text-dim)}
.learn-ind::before{content:"● ";color:var(--green)}
.learn-ind.off::before{color:var(--text-dim)}

/* ---------------- MESSAGES ---------------- */
.messages{flex:1;overflow-y:auto;scroll-behavior:smooth}
.msg{max-width:var(--col);margin:0 auto;padding:14px 24px;display:flex;gap:13px;align-items:flex-start}
.avatar{width:28px;height:28px;border-radius:7px;flex:0 0 28px;display:flex;align-items:center;justify-content:center;font-size:15px;margin-top:2px}
.avatar.assistant{background:linear-gradient(140deg,var(--accent),var(--accent-2))}
.msg-body{flex:1;min-width:0;line-height:1.7;color:var(--text-soft);overflow-wrap:anywhere;padding-top:3px}

/* utilisateur : bulle sobre à droite */
.msg-wrap.user .msg{flex-direction:row-reverse}
.msg-wrap.user .avatar{display:none}
.msg-wrap.user .msg-body{flex:0 1 auto;max-width:82%;background:var(--bg-3);color:var(--text);padding:10px 15px;border-radius:18px 18px 6px 18px;line-height:1.55}

/* assistant : à plat, pas de carte */
.msg-wrap.assistant .msg-body p{margin:0 0 12px}
.msg-body p:last-child{margin-bottom:0}
.msg-body ul,.msg-body ol{margin:0 0 12px;padding-left:22px}
.msg-body li{margin:3px 0}
.msg-body h1,.msg-body h2,.msg-body h3{margin:16px 0 8px;line-height:1.3;color:var(--text)}
.msg-body a{color:var(--accent);font-weight:500}
.msg-body strong{color:var(--text)}
.msg-body table{border-collapse:collapse;margin:10px 0;width:100%;display:block;overflow-x:auto;font-size:14px}
.msg-body th,.msg-body td{border:1px solid var(--border);padding:7px 11px;text-align:left}
.msg-body th{background:var(--bg-3)}
.msg-body code:not(pre code){background:var(--bg-3);padding:2px 6px;border-radius:5px;font-size:13px;font-family:"JetBrains Mono",Consolas,monospace;color:#b4256d}

/* code */
.code-block{position:relative;margin:12px 0;border-radius:10px;overflow:hidden;border:1px solid #23262f}
.code-head{display:flex;justify-content:space-between;align-items:center;background:#1b1e27;padding:7px 13px;font-size:12px;color:#9aa3b5}
.code-copy{background:transparent;border:none;color:#9aa3b5;cursor:pointer;font-size:12px}
.code-copy:hover{color:#fff}
.code-block pre{margin:0;padding:14px;overflow-x:auto;background:#14161d}
.code-block pre code{font-family:"JetBrains Mono",Consolas,monospace;font-size:13px;background:none;padding:0;color:#e6e8ef}

/* réflexion */
.think-block{margin:2px 0 12px;border:1px solid var(--border);border-radius:10px;background:var(--panel)}
.think-head{padding:9px 12px;cursor:pointer;color:var(--text-soft);font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px;user-select:none}
.think-head:hover{background:var(--bg-3)}
.think-body{padding:0 14px 12px;color:var(--text-dim);font-size:13.5px;line-height:1.65;white-space:pre-wrap;border-top:1px solid var(--border)}
.think-block.collapsed .think-body{display:none}

/* sources */
.sources{margin:2px 0 12px;display:flex;flex-direction:column;gap:6px}
.source-pill{display:flex;gap:8px;align-items:baseline;font-size:13px;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:8px 11px}
.source-pill .n{color:var(--accent);font-weight:700}
.source-pill a{color:var(--text-soft);text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.source-pill a:hover{color:var(--accent)}
.status-line{font-size:13px;color:var(--text-dim);padding:2px 0}
.learned-line{font-size:12.5px;color:var(--green);margin-top:10px}
.mem-used{font-size:12px;color:var(--text-dim);margin-bottom:8px}
.typing::after{content:"▋";animation:blink 1s steps(2) infinite;color:var(--accent);margin-left:1px}
@keyframes blink{50%{opacity:0}}

/* ---------------- WELCOME ---------------- */
.welcome{max-width:680px;margin:0 auto;min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 20px}
.welcome-logo{width:60px;height:60px;border-radius:16px;background:linear-gradient(140deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:var(--shadow-lg)}
.welcome h1{margin:18px 0 6px;font-size:27px;font-weight:700;letter-spacing:-.02em;color:var(--text)}
.welcome-sub{color:var(--text-dim);margin-bottom:26px}
.suggestions{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.sugg{text-align:left;padding:14px 16px;background:var(--bg-2);border:1px solid var(--border);border-radius:12px;color:var(--text-soft);cursor:pointer;font-size:13.5px;line-height:1.4;transition:border-color .15s,background .15s}
.sugg:hover{border-color:#d3d6dd;background:var(--panel)}

/* ---------------- COMPOSER ---------------- */
#composer{padding:10px 16px 18px;background:var(--bg)}
.mode-bar{display:flex;gap:7px;max-width:var(--col);margin:0 auto 9px;flex-wrap:wrap;justify-content:center}
.mode-btn{background:var(--bg-2);border:1px solid var(--border);color:var(--text-dim);border-radius:18px;padding:6px 13px;font-size:12.5px;cursor:pointer;transition:all .15s}
.mode-btn:hover{color:var(--text);border-color:#d3d6dd}
.mode-btn.active{background:var(--accent-weak);border-color:#c7ccf7;color:var(--accent);font-weight:600}
.input-row{max-width:var(--col);margin:0 auto;display:flex;align-items:flex-end;gap:8px;background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:7px 8px 7px 10px;box-shadow:var(--shadow)}
.input-row:focus-within{border-color:#c7ccf7;box-shadow:0 0 0 3px var(--accent-weak)}
#input{flex:1;background:transparent;border:none;color:var(--text);resize:none;font-family:inherit;font-size:15px;line-height:1.5;max-height:200px;outline:none;padding:7px 4px}
#input::placeholder{color:#9aa1ad}
.send-btn,.stop-btn{width:36px;height:36px;border-radius:10px;border:none;cursor:pointer;font-size:15px;flex:0 0 36px;display:flex;align-items:center;justify-content:center}
.send-btn{background:var(--accent);color:#fff}
.send-btn:hover{background:#4338ca}
.send-btn:disabled{opacity:.35;cursor:default}
.stop-btn{background:var(--text);color:#fff}
.attach-preview{max-width:var(--col);margin:8px auto 0;display:flex;gap:8px;flex-wrap:wrap}
.attach-preview img{width:50px;height:50px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}
.composer-hint{max-width:var(--col);margin:8px auto 0;font-size:11.5px;color:var(--text-dim);text-align:center}
.composer-hint span{color:var(--text-soft);font-weight:500}

/* ---------------- MODALES ---------------- */
.modal{position:fixed;inset:0;background:rgba(16,24,40,.4);display:flex;align-items:center;justify-content:center;z-index:50;backdrop-filter:blur(3px)}
.modal.hidden{display:none}
.modal-card{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;width:92%;max-width:520px;max-height:86vh;overflow-y:auto;padding:24px;box-shadow:var(--shadow-lg)}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.modal-head h2{margin:0;font-size:18px;font-weight:700}
.close-x{background:transparent;border:none;color:var(--text-dim);font-size:18px;cursor:pointer}
.close-x:hover{color:var(--text)}
.modal label{display:block;margin-bottom:14px;font-size:13px;font-weight:500;color:var(--text-soft)}
.modal label.row-label{display:flex;align-items:center;gap:8px;color:var(--text)}
.modal input[type=text],.modal input[type=number],.modal select{width:100%;margin-top:6px;background:var(--bg-2);border:1px solid var(--border);color:var(--text);border-radius:10px;padding:10px 12px;font-size:14px}
.modal input:focus,.modal select:focus{outline:none;border-color:#c7ccf7;box-shadow:0 0 0 3px var(--accent-weak)}
.modal input[type=range]{width:100%;margin-top:6px;accent-color:var(--accent)}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:8px}
.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:10px 18px;cursor:pointer;font-weight:600}
.btn-primary:hover{background:#4338ca}
.btn-secondary{background:var(--bg-3);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px 18px;cursor:pointer}
.btn-danger{background:var(--bg-2);color:var(--danger);border:1px solid var(--danger);border-radius:10px;padding:10px 18px;cursor:pointer}
.btn-danger:hover{background:#fdecec}
.conn-result{margin-top:12px;font-size:13px}
.muted{color:var(--text-dim);font-size:13px;margin-top:0}
.mem-add{display:flex;gap:8px;margin-bottom:14px}
.mem-add input{flex:1;background:var(--bg-2);border:1px solid var(--border);color:var(--text);border-radius:10px;padding:10px 12px}
.mem-add input:focus{outline:none;border-color:#c7ccf7;box-shadow:0 0 0 3px var(--accent-weak)}
.mem-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.mem-item{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:10px 12px;display:flex;gap:10px;align-items:flex-start;font-size:14px}
.mem-item .src{font-size:11px;color:var(--text-dim);margin-top:3px}
.mem-item .mdel{margin-left:auto;background:transparent;border:none;color:var(--text-dim);cursor:pointer}
.mem-item .mdel:hover{color:var(--danger)}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#dcdfe4;border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:#cdd1d8}
::-webkit-scrollbar-track{background:transparent}

@media (max-width:720px){
  #sidebar{position:absolute;z-index:40;height:100%;box-shadow:var(--shadow-lg)}
  .suggestions{grid-template-columns:1fr}
  .msg{padding:12px 16px}
  .msg-wrap.user .msg-body{max-width:88%}
}

/* ================= THÈME SOMBRE ================= */
:root[data-theme="dark"]{
  --bg:#0f1115; --panel:#14171e; --bg-2:#1a1e26; --bg-3:#242a35; --bg-4:#2d3340;
  --border:#272d37; --border2:#1e232b;
  --text:#e9ebee; --text-dim:#98a2b0; --text-soft:#c4cad3;
  --accent:#7b78f2; --accent-2:#6366f1; --accent-weak:#222647;
  --green:#34d399; --danger:#f06a6a;
}
:root[data-theme="dark"] .msg-body code:not(pre code){background:#242a35;color:#f1a8cd}
:root[data-theme="dark"] .new-chat{box-shadow:none}
:root[data-theme="dark"] .mode-btn.active{border-color:#3a3f7a;color:#aaa6f6}
:root[data-theme="dark"] .input-row:focus-within{border-color:#3a3f7a}
:root[data-theme="dark"] .modal{background:rgba(0,0,0,.6)}
:root[data-theme="dark"] ::-webkit-scrollbar-thumb{background:#2d3340}
:root[data-theme="dark"] ::-webkit-scrollbar-thumb:hover{background:#3a4150}

/* ================= ICÔNES SVG ================= */
.ico{display:inline-block;vertical-align:-0.18em}
.ico-wrap{display:inline-flex;align-items:center;justify-content:center;line-height:0}
.avatar.assistant{color:#fff}
.welcome-logo{color:#fff}
.send-btn,.stop-btn{color:#fff}
.sugg{display:flex;align-items:center;gap:9px}
.sugg .ico-wrap{color:var(--accent);flex:0 0 auto}
.mode-btn{display:inline-flex;align-items:center;gap:6px}
.chev{display:inline-flex;transition:transform .15s}
.think-block:not(.collapsed) .chev{transform:rotate(90deg)}
.modal-head h2{display:flex;align-items:center;gap:8px}
.modal-head h2 .ico-wrap{color:var(--accent)}
.code-copy{display:inline-flex;align-items:center;gap:5px}
.mem-used .ico-wrap,.source-pill .ico-wrap{vertical-align:-.2em}

/* ================= RGPD ================= */
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;max-width:780px;margin:0 auto;background:var(--bg-2);border:1px solid var(--border);border-radius:14px;padding:13px 16px;display:flex;gap:14px;align-items:center;box-shadow:var(--shadow-lg);z-index:200;font-size:13px;color:var(--text-soft)}
.cookie-banner .grow{flex:1;line-height:1.5}
.link-accent,.cookie-banner a,.policy a{color:var(--accent);cursor:pointer;text-decoration:none}
.link-accent:hover,.policy a:hover{text-decoration:underline}
.consent-row{display:flex !important;align-items:flex-start;gap:8px;font-weight:400 !important;color:var(--text-soft);font-size:13px}
.consent-row input{width:16px;height:16px;margin-top:1px;accent-color:var(--accent);flex:0 0 16px}
.consent-row a{color:var(--accent);cursor:pointer}
.policy h3{font-size:14px;margin:14px 0 4px;color:var(--text)}
.policy p{font-size:13px;color:var(--text-soft);line-height:1.6;margin:0 0 6px}
.policy code{background:var(--bg-3);padding:1px 5px;border-radius:4px;font-size:12px}
.acc-row{display:flex;gap:10px}
.acc-row label{flex:1}
.modal input[type=password]{width:100%;margin-top:6px;background:var(--bg-2);border:1px solid var(--border);color:var(--text);border-radius:10px;padding:10px 12px;font-size:14px}
.modal input[type=password]:focus{outline:none;border-color:#c7ccf7;box-shadow:0 0 0 3px var(--accent-weak)}
.danger-zone{border:1px solid var(--danger);border-radius:10px;padding:13px;margin-top:16px}
.danger-zone strong{color:var(--danger)}
.danger-zone .muted{margin:4px 0 10px}

/* ================= PLANS / FACTURATION ================= */
.usage-line{font-size:11.5px;color:var(--text-dim);padding:4px 11px 2px}
.set-h{font-size:13px;margin:18px 0 8px;color:var(--text);font-weight:600;border-top:1px solid var(--border);padding-top:14px}
.billing-box{margin-top:8px}
.plan-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:6px}
.plan-card{border:1px solid var(--border);border-radius:10px;padding:12px 10px;text-align:center;background:var(--bg-2)}
.plan-card.on{border-color:var(--accent);background:var(--accent-weak)}
.plan-name{font-weight:600;font-size:14px;color:var(--text)}
.plan-q{font-size:12px;color:var(--text-dim);margin:4px 0 8px}
.plan-cur{font-size:12px;color:var(--accent);font-weight:600}
.plan-up{padding:6px 12px;font-size:12.5px;width:100%}
.plan-sel{background:var(--bg-2);border:1px solid var(--border);color:var(--text);border-radius:7px;padding:4px 6px;font-size:12.5px;cursor:pointer}

/* ================= CODES / CARTES CADEAUX ================= */
.code-list{margin-top:10px}
.code-list code,.code-line code,.my-codes code{background:var(--bg-3);padding:2px 6px;border-radius:5px;font-size:13px;font-family:"JetBrains Mono",Consolas,monospace}
.code-redeem{display:flex;gap:8px;margin-top:14px}
.code-redeem input{flex:1;background:var(--bg-2);border:1px solid var(--border);color:var(--text);border-radius:9px;padding:9px 11px;font-size:14px}
.code-redeem input:focus{outline:none;border-color:#c7ccf7;box-shadow:0 0 0 3px var(--accent-weak)}
.gift-box{margin-top:6px}
.gift-box .plan-cards{grid-template-columns:1fr 1fr}
.my-codes{margin-top:4px}
.code-line{font-size:13px;margin-top:4px;color:var(--text-soft)}