:root{
  --indigo:#4F46E5;--cyan:#06B6D4;--grad:linear-gradient(135deg,#4F46E5,#06B6D4);
  --ink:#0f172a;--soft:#475569;--muted:#94a3b8;--line:#e6e8ef;--bg:#f4f6fb;--card:#fff;
  --radius:14px;--shadow:0 1px 3px rgba(15,23,42,.08),0 8px 24px rgba(15,23,42,.05);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);min-height:100vh}
.app-shell{display:flex;min-height:100vh}
img,svg{display:block}
h1,h2{margin:0;letter-spacing:-.02em}
a{color:var(--indigo);text-decoration:none}
.hidden{display:none!important}
.muted{color:var(--muted);font-size:.9rem}

/* Sidebar */
.sidebar{width:248px;flex:0 0 248px;background:#0e1326;color:#cbd5e1;display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:#fff;padding:6px 8px 18px}
.brand img{width:34px;height:34px}
.brand b{color:#7dd3fc}
.side-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{display:flex;align-items:center;gap:11px;background:none;border:0;color:#cbd5e1;font-size:.95rem;font-family:inherit;padding:11px 12px;border-radius:10px;cursor:pointer;text-align:left;transition:.15s}
.nav-item i{font-style:normal;width:20px;text-align:center;opacity:.85}
.nav-item:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-item.active{background:var(--grad);color:#fff;font-weight:600}
.side-foot{display:flex;flex-direction:column;gap:12px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1)}
.side-foot a{color:#94a3b8;font-size:.85rem}
.side-foot a:hover{color:#fff}
.lang-toggle{display:inline-flex;border:1px solid rgba(255,255,255,.18);border-radius:999px;overflow:hidden;width:fit-content}
.lang-toggle button{background:none;border:0;color:#94a3b8;padding:5px 13px;font-size:.8rem;font-weight:700;cursor:pointer;font-family:inherit}
.lang-toggle button.active{background:var(--grad);color:#fff}

/* Content */
.content{flex:1;padding:26px 34px 60px;max-width:1100px}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.topbar h1{font-size:1.5rem}
.badge{font-size:.78rem;font-weight:700;padding:6px 12px;border-radius:999px;background:#fef3c7;color:#92400e}
.badge.live{background:#dcfce7;color:#166534}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:22px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.stat .v{font-size:1.9rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .k{color:var(--muted);font-size:.82rem;margin-top:2px}

/* Panels */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:20px}
.panel h2{font-size:1.12rem;margin-bottom:6px}
.panel-head{display:flex;align-items:center;justify-content:space-between}

/* Flow */
.flow{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.flow-step{display:flex;gap:14px;align-items:flex-start;background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:14px}
.flow-step .num{flex:0 0 30px;height:30px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.flow-step b{display:block;margin-bottom:3px}
.flow-step p{margin:0;color:var(--soft);font-size:.9rem}
.flow-arrow{text-align:center;color:var(--cyan);font-size:1.4rem}

/* Forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;font-weight:600;color:var(--soft)}
.form-grid label.full{grid-column:1/-1}
.form-grid input,.form-grid select,.form-grid textarea{font-family:inherit;font-size:.92rem;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-weight:400}
.form-grid textarea{resize:vertical}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.form-actions{grid-column:1/-1;display:flex;gap:10px;align-items:center}

/* Buttons */
.btn{font-family:inherit;font-size:.92rem;font-weight:600;padding:11px 20px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:.15s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 16px rgba(79,70,229,.25)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--indigo);color:var(--indigo)}
.btn-sm{padding:7px 14px;font-size:.84rem}
.btn-danger{background:#fff;border-color:#fecaca;color:#dc2626}
.btn-danger:hover{background:#fef2f2}

/* Lists */
.list{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:12px;padding:13px 16px;background:#fff}
.row .meta{font-size:.85rem;color:var(--soft)}
.row .meta b{color:var(--ink)}
.row .tag{display:inline-block;font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--bg);color:var(--soft);margin-right:6px}
.row .tag.lang{background:#eef2ff;color:var(--indigo)}
.row .relay{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.8rem;color:var(--cyan)}
.row-actions{display:flex;gap:8px;align-items:center}
.empty{color:var(--muted);font-size:.9rem;padding:18px;text-align:center;border:1px dashed var(--line);border-radius:12px}

/* Log */
.log{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.log-item{border:1px solid var(--line);border-radius:10px;padding:11px 14px;font-size:.85rem}
.log-item .dir{font-weight:700;font-size:.78rem;padding:2px 8px;border-radius:999px;background:#eef2ff;color:var(--indigo)}
.log-item .dir.back{background:#ecfeff;color:#0e7490}
.log-item .dir.err{background:#fef2f2;color:#dc2626}
.log-item .ll{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--soft)}
.log-item .route{font-family:ui-monospace,monospace;font-size:.78rem;color:var(--muted)}
.log-item .prev{margin-top:6px;color:var(--ink)}
.log-item .prev .o{color:var(--muted)}

/* Result */
.result{margin-top:16px;border:1px solid var(--line);border-radius:12px;padding:16px;background:#f8fafc}
.result h3{margin:0 0 10px;font-size:.95rem}
.result .pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.result .box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:.9rem}
.result .box .lbl{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:6px}
.result .chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.result .chip{font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:999px;background:#eef2ff;color:var(--indigo)}
.result iframe{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;min-height:160px}

.status-line{font-size:.88rem;padding:10px 14px;border-radius:10px;margin-top:12px;background:#f8fafc;border:1px solid var(--line)}
.status-line.ok{background:#dcfce7;border-color:#bbf7d0;color:#166534}
.status-line.warn{background:#fef3c7;border-color:#fde68a;color:#92400e}
.preview-footer{margin-top:14px;border-top:1px dashed var(--line);padding-top:12px}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:#0e1326;color:#fff;padding:12px 20px;border-radius:10px;font-size:.9rem;opacity:0;pointer-events:none;transition:.25s;z-index:100}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#dc2626}

@media(max-width:820px){
  body{flex-direction:column}
  .sidebar{width:100%;flex:none;height:auto;position:static;flex-direction:row;flex-wrap:wrap;align-items:center;gap:8px}
  .side-nav{flex-direction:row;flex-wrap:wrap;flex:1 1 100%;order:3}
  .side-foot{flex-direction:row;border:0;padding:0;order:2;margin-left:auto}
  .content{padding:18px}
  .form-grid,.result .pair{grid-template-columns:1fr}
}

/* ===== Connexion ===== */
.login-screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px;
  background:radial-gradient(900px 500px at 70% -10%,#eef2ff 0,transparent 60%),radial-gradient(700px 400px at -10% 110%,#ecfeff 0,transparent 55%),var(--bg)}
.login-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:34px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:10px;text-align:center}
.login-logo{width:56px;height:56px;margin:0 auto 2px}
.login-card h1{font-size:1.4rem;font-weight:800}
.login-card h1 b{color:var(--indigo)}
.login-sub{color:var(--muted);font-size:.9rem;margin:0 0 10px}
.login-card label{text-align:left;font-size:.84rem;font-weight:600;color:var(--soft)}
.login-card input[type=password]{padding:11px 12px;border:1px solid var(--line);border-radius:10px;font-size:1rem;width:100%}
.login-card input[type=password]:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.login-card .btn{margin-top:6px}
.login-err{background:#fef2f2;color:#dc2626;border:1px solid #fecaca;border-radius:8px;padding:8px;font-size:.85rem}
.login-lang{margin-top:6px}
.login-lang select{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:.85rem;font-family:inherit;background:#fff}

/* ===== Sélecteur de langue (barre latérale) ===== */
.lang-select{background:rgba(255,255,255,.06);color:#e2e8f0;border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:7px 8px;font-size:.84rem;font-family:inherit;width:100%;cursor:pointer}
.lang-select option{color:#0f172a}
#logout-btn{width:100%;color:#cbd5e1;border-color:rgba(255,255,255,.18);background:transparent}
#logout-btn:hover{border-color:#fca5a5;color:#fca5a5}

/* ===== Sécurité ===== */
.sub-h{font-size:.95rem;margin:18px 0 4px}
.code-box{background:#0e1326;color:#e2e8f0;border-radius:10px;padding:12px 14px;font-size:.82rem;margin-top:8px;line-height:1.8;word-break:break-all}
.code-box code{color:#7dd3fc;font-family:ui-monospace,Menlo,Consolas,monospace}
.code-box b{color:#94a3b8;font-weight:600;display:inline-block;min-width:64px}

/* ===== RTL ===== */
[dir="rtl"] .side-nav .nav-item{text-align:right}
[dir="rtl"] .form-grid label{text-align:right}
[dir="rtl"] .log-item .ll span[style*="margin-left"]{margin-left:0!important;margin-right:auto!important}
[dir="rtl"] .flow-step{flex-direction:row-reverse;text-align:right}