/* --- bundle.min.css --- */
/* NegociaIA CSS Bundle Comprimido */
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36px)) !important;margin:0 auto !important;padding:20px 0 !important;display:flex !important;align-items:center !important;justify-content:space-between !important;gap:20px !important;flex-wrap:wrap !important;}.brand,.logo-block{display:flex !important;align-items:center !important;gap:14px !important;}.brand-mark,.logo-mark{width:52px !important;height:52px !important;min-width:52px !important;border-radius:16px !important;display:grid !important;place-items:center !important;color:var(--nx-white) !important;font-size:24px !important;font-weight:800 !important;background:linear-gradient(135deg,#2563eb,#22c55e) !important;box-shadow:0 10px 24px rgba(37,99,235,.20) !important;}.brand-title,.logo-title{color:var(--nx-white) !important;font-size:1.45rem !important;line-height:1.1 !important;font-weight:700 !important;}.brand-subtitle,.logo-subtitle{margin-top:4px !important;color:#94a3b8 !important;font-size:0.95rem !important;font-weight:400 !important;}.top-actions,.session-actions,.panel-header-actions{display:flex !important;align-items:center !important;justify-content:flex-end !important;flex-wrap:wrap !important;gap:10px !important;margin-left:auto !important;}#userChip,#sessionUser,#teacherName,#studentNameTop,#btnHomeTop,#btnTeacherPanel,#btnAlumnoPanel,#btnTutorialsTop,#btnHistoryTop,#btnLogoutTop,#logoutBtn,#btnLogout,.session-chip,.session-btn:not(#nxFinalLogout),#nxMenuRestore,#nxCleanNav,.nx-clean-nav,.negociaia-global-nav,a.peer-link[href="/"],a.btn.secondary[href="/"]{display:none !important;}#negociaiaFinalNav{display:flex !important;align-items:center !important;gap:8px !important;}.nx-final-user{color:var(--nx-white) !important;padding:8px 10px !important;border-bottom:1px solid rgba(255,255,255,.20) !important;font-size:0.95rem !important;font-weight:600 !important;cursor:default !important;}.nx-final-btn{min-height:40px !important;border-radius:var(--nx-radius-btn) !important;padding:8px 14px !important;border:1px solid rgba(255,255,255,.12) !important;background:rgba(255,255,255,.08) !important;color:var(--nx-white) !important;font-size:0.95rem !important;font-weight:600 !important;text-decoration:none !important;display:inline-flex !important;align-items:center !important;justify-content:center !important;transition:all 0.2s ease !important;}.nx-final-btn:hover{background:rgba(255,255,255,.15) !important;}.nx-final-btn.active{background:var(--nx-primary) !important;border-color:var(--nx-primary-hover) !important;}.nx-final-btn.danger{background:var(--nx-danger) !important;border-color:var(--nx-danger) !important;}.app-shell,.teacher-page,.student-page,.tutorial-page,.history-page,.peer-shell{width:min(var(--nx-page),calc(100% - 36px)) !important;margin-left:auto !important;margin-right:auto !important;padding-bottom:40px !important;}.panel-card,.white-panel,.hero-card,.tutorial-hero,.tutorial-content,.history-hero,.history-card,.lang-card,.peer-card{background:var(--nx-card) !important;border:1px solid var(--nx-line) !important;border-radius:var(--nx-radius) !important;box-shadow:var(--nx-shadow) !important;}.panel-hero,.tutorial-hero,.history-hero{padding:36px !important;display:grid !important;grid-template-columns:1fr 300px !important;gap:30px !important;align-items:center !important;margin-bottom:24px !important;}.panel-hero h1,.tutorial-hero h1,.history-hero h1,.peer-card h1{font-size:clamp(2rem,4vw,3.2rem) !important;line-height:1.1 !important;margin-bottom:12px !important;letter-spacing:-0.04em !important;}.teacher-grid,.cards-grid,.activity-grid,.panel-grid{display:grid !important;grid-template-columns:repeat(3,1fr) !important;gap:20px !important;padding:30px !important;}.teacher-card,.activity-card,.info-card{background:var(--nx-soft) !important;border:1px solid var(--nx-line) !important;border-radius:16px !important;padding:24px !important;display:flex !important;flex-direction:column !important;}.teacher-card h2,.activity-card h2,.info-card h3{font-size:1.25rem !important;margin-bottom:8px !important;}input,select,textarea{border:1px solid var(--nx-line) !important;border-radius:12px !important;padding:10px 14px !important;font-size:1rem !important;color:var(--nx-text) !important;}.btn,.session-btn,.open-btn,.primary-link{font-weight:600 !important;border-radius:12px !important;padding:10px 18px !important;transition:opacity 0.2s !important;display:inline-flex !important;align-items:center !important;justify-content:center !important;text-decoration:none !important;cursor:pointer !important;}.btn.primary{background:var(--nx-primary) !important;color:var(--nx-white) !important;border:none !important;}.btn.secondary{background:var(--nx-line) !important;color:var(--nx-text) !important;border:none !important;}@media (max-width:920px){.topbar,.top-row,.peer-header{flex-direction:column !important;align-items:flex-start !important;}.top-actions,.session-actions,.panel-header-actions,#negociaiaFinalNav{justify-content:flex-start !important;width:100% !important;}.panel-hero,.tutorial-hero,.history-hero{grid-template-columns:1fr !important;}.teacher-grid,.cards-grid,.activity-grid,.panel-grid{grid-template-columns:1fr !important;padding:20px !important;}}
:root{--negociaia-primary:#2563eb;--negociaia-green:#16a34a;--negociaia-orange:#f59e0b;--negociaia-red:#dc2626;--negociaia-text:#0f172a;--negociaia-muted:#64748b;--negociaia-line:#e2e8f0;--negociaia-soft:#f8fafc;}[data-negociaia-core] .negociaia-hidden{display:none !important;}.negociaia-common-btn{border:none;border-radius:14px;padding:10px 13px;font-weight:900;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;background:#e2e8f0;color:var(--negociaia-text);font-family:Arial,sans-serif;}.negociaia-common-btn.primary{background:var(--negociaia-primary);color:#fff;}.negociaia-common-btn.green{background:var(--negociaia-green);color:#fff;}.negociaia-common-btn.orange{background:#fef3c7;color:#92400e;}.negociaia-common-btn.red{background:#fee2e2;color:#991b1b;}.negociaia-common-btn:hover{filter:brightness(.96);}.negociaia-core-toast{position:fixed;right:16px;bottom:16px;z-index:99999;background:#0f172a;color:#ffffff;border-radius:14px;padding:11px 14px;box-shadow:0 14px 34px rgba(0,0,0,.26);font-family:Arial,sans-serif;font-size:13px;font-weight:800;}.negociaia-stable-title{min-height:1.18em;line-height:1.15;transform:translateZ(0);backface-visibility:hidden;will-change:auto;transition:none !important;animation:none !important;}.negociaia-home-stable-zone{contain:layout paint;}
:root{--bg:#0f172a;--card:#ffffff;--soft:#f8fafc;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#2563eb;--green:#16a34a;--red:#dc2626;--orange:#f59e0b;--radius:22px;}*{box-sizing:border-box;}body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,rgba(37,99,235,.30),transparent 34%),radial-gradient(circle at bottom right,rgba(22,163,74,.20),transparent 34%),var(--bg);font-family:Arial,sans-serif;color:var(--text);}.admin-shell{width:min(1240px,calc(100% - 28px));margin:0 auto;padding:26px 0 44px;}.admin-card{background:rgba(255,255,255,.98);border-radius:var(--radius);border:1px solid rgba(255,255,255,.35);box-shadow:0 24px 70px rgba(0,0,0,.28);overflow:hidden;}.admin-header{padding:24px;border-bottom:1px solid var(--line);background:radial-gradient(circle at top right,rgba(37,99,235,.14),transparent 32%),#ffffff;display:flex;justify-content:space-between;gap:18px;align-items:flex-start;}.admin-kicker{display:inline-block;background:rgba(37,99,235,.10);color:#1d4ed8;border:1px solid rgba(37,99,235,.16);border-radius:999px;padding:7px 11px;font-size:12px;font-weight:900;margin-bottom:10px;}h1{margin:0;font-size:clamp(30px,4vw,48px);line-height:1.04;letter-spacing:-.055em;}p{color:var(--muted);line-height:1.5;}.admin-links{display:flex;flex-wrap:wrap;gap:8px;}.admin-links a,button{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:14px;padding:10px 13px;font-weight:900;text-decoration:none;background:#e2e8f0;color:#0f172a;cursor:pointer;font-size:13px;}button.primary,.admin-links a.primary{background:var(--primary);color:#fff;}button.green,.admin-links a.green{background:var(--green);color:#fff;}button.danger{background:#fee2e2;color:#991b1b;}button.orange{background:#fef3c7;color:#92400e;}button:hover,.admin-links a:hover{filter:brightness(.96);}.admin-toolbar{padding:18px 24px;background:#f8fafc;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end;}label{display:flex;flex-direction:column;gap:7px;font-size:13px;color:#1e293b;font-weight:900;}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:14px;padding:11px 12px;background:#fff;color:#0f172a;outline:none;}textarea{min-height:72px;resize:vertical;}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.12);}.admin-grid{padding:24px;display:grid;grid-template-columns:.9fr 1.1fr;gap:18px;}.admin-panel{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;}.admin-panel h2{margin:0;padding:16px;border-bottom:1px solid var(--line);font-size:20px;background:#f8fafc;}.admin-panel-body{padding:16px;}.admin-form-grid{display:grid;gap:12px;}.admin-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}.admin-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;}.admin-table{width:100%;min-width:680px;border-collapse:collapse;}.admin-table th,.admin-table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px;}.admin-table th{background:#f8fafc;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#334155;}.admin-table tr:last-child td{border-bottom:none;}.admin-muted{color:var(--muted);font-size:12px;}.admin-code{font-family:monospace;color:#1d4ed8;font-weight:900;}.admin-result{margin-top:12px;border:1px solid #bfdbfe;border-radius:16px;background:#eff6ff;padding:14px;display:none;}.admin-result.open{display:block;}.admin-result h3{margin:0 0 8px;}.admin-result input{font-family:monospace;font-size:12px;}.assignment-list{display:grid;gap:10px;margin-top:12px;}.assignment-item{background:#f8fafc;border:1px solid var(--line);border-radius:16px;padding:12px;}.assignment-item strong{display:block;margin-bottom:5px;}.assignment-item input{margin-top:8px;font-family:monospace;font-size:12px;}.lang-switch{display:flex;gap:6px;align-items:center;margin-top:12px;}.lang-switch button{padding:7px 10px;border-radius:999px;font-size:12px;}@media (max-width:980px){.admin-header,.admin-toolbar,.admin-grid{grid-template-columns:1fr;flex-direction:column;}}.admin-shell .lang-switch,#adminUsersApp .lang-switch{display:none !important;visibility:hidden !important;pointer-events:none !important;}.lang-switch,.admin-shell .lang-switch,#adminUsersApp .lang-switch,.admin-card .lang-switch{display:none !important;visibility:hidden !important;pointer-events:none !important;height:0 !important;overflow:hidden !important;}
 .peer-access-overlay{position:fixed;inset:0;z-index:999999;background:radial-gradient(circle at top left,rgba(37,99,235,.30),transparent 32%),rgba(15,23,42,.92);display:flex;align-items:center;justify-content:center;padding:22px;font-family:Arial,sans-serif;}.peer-access-card{width:min(560px,100%);background:#ffffff;color:#0f172a;border-radius:24px;padding:24px;box-shadow:0 28px 80px rgba(0,0,0,.38);border:1px solid #e2e8f0;}.peer-access-card h1{margin:0 0 10px;font-size:30px;letter-spacing:-.04em;}.peer-access-card p{color:#475569;line-height:1.5;}.peer-access-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px;}.peer-access-actions a,.peer-access-actions button{border:none;border-radius:14px;padding:11px 14px;font-weight:900;text-decoration:none;cursor:pointer;background:#e2e8f0;color:#0f172a;}.peer-access-actions a.primary,.peer-access-actions button.primary{background:#2563eb;color:#ffffff;}.peer-access-actions a.green,.peer-access-actions button.green{background:#16a34a;color:#ffffff;}
:root{--bg:#0f172a;--card:#ffffff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#2563eb;--green:#16a34a;--red:#dc2626;--soft:#f8fafc;--radius:22px;}*{box-sizing:border-box;}body{margin:0;background:radial-gradient(circle at top left,rgba(37,99,235,.32),transparent 34%),radial-gradient(circle at bottom right,rgba(22,163,74,.22),transparent 32%),var(--bg);color:var(--text);font-family:Arial,sans-serif;min-height:100vh;}.peer-shell{width:min(1180px,calc(100% - 28px));margin:0 auto;padding:28px 0;}.peer-card{background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.35);border-radius:var(--radius);box-shadow:0 22px 70px rgba(0,0,0,.28);overflow:hidden;}.peer-header{padding:24px;background:radial-gradient(circle at top right,rgba(37,99,235,.14),transparent 30%),#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;align-items:flex-start;}.peer-kicker{display:inline-block;background:rgba(37,99,235,.10);color:#1d4ed8;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:900;margin-bottom:10px;}h1{margin:0;font-size:clamp(28px,4vw,44px);letter-spacing:-.05em;line-height:1.04;}h2{margin:0 0 8px;font-size:18px;letter-spacing:-.03em;}p{color:var(--muted);line-height:1.5;}.peer-link{color:#1d4ed8;text-decoration:none;font-weight:900;white-space:nowrap;}.peer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding:24px;}label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:900;color:#1e293b;}label.full{grid-column:1 / -1;}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:14px;padding:11px 12px;font-size:14px;background:#f8fafc;color:#0f172a;outline:none;}textarea{min-height:96px;resize:vertical;}input:focus,select:focus,textarea:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.12);}.role-box{border:1px solid var(--line);background:var(--soft);border-radius:18px;padding:16px;}.role-box label{margin-top:10px;}.peer-actions{display:flex;flex-wrap:wrap;gap:10px;padding:0 24px 24px;}button{border:none;border-radius:14px;padding:12px 15px;font-weight:900;cursor:pointer;background:#e2e8f0;color:#0f172a;}button.primary{background:var(--primary);color:#fff;}button.danger{background:#fee2e2;color:#991b1b;}button:hover{filter:brightness(.96);}.result-box,.teacher-activity,.common-box,.chat-box{margin:0 24px 24px;border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px;}.result-box.hidden,.teacher-activity.hidden{display:none;}.result-links{display:grid;gap:10px;}.result-links input{font-family:monospace;font-size:12px;}.briefing{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:24px;}.briefing article{border:1px solid var(--line);background:var(--soft);border-radius:18px;padding:16px;}.briefing p,.common-box p{white-space:pre-wrap;}.chat-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}#statusBadge{border-radius:999px;padding:7px 11px;background:#dcfce7;color:#166534;font-size:12px;font-weight:900;}.messages{min-height:260px;max-height:480px;overflow:auto;border:1px solid var(--line);background:#f8fafc;border-radius:16px;padding:14px;}.msg{background:#fff;border:1px solid var(--line);border-radius:14px;padding:11px 12px;margin-bottom:10px;}.msg.me{border-color:rgba(37,99,235,.35);background:#eff6ff;}.msg.other{border-color:rgba(22,163,74,.32);background:#f0fdf4;}.msg strong{display:block;font-size:13px;margin-bottom:4px;}.msg small{display:block;color:var(--muted);font-size:11px;margin-top:6px;}.msg p{margin:0;color:#0f172a;white-space:pre-wrap;}.composer{margin-top:12px;display:grid;grid-template-columns:180px 1fr 110px;gap:10px;align-items:stretch;}.composer textarea{min-height:58px;}.teacher-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}.teacher-role{border:1px solid var(--line);background:var(--soft);border-radius:16px;padding:14px;}.copy-btn{margin-top:6px;width:fit-content;}@media (max-width:860px){.peer-header{flex-direction:column;}.peer-grid,.briefing,.teacher-columns{grid-template-columns:1fr;}.composer{grid-template-columns:1fr;}}.analysis-box{margin:0 24px 24px;border:1px solid #bfdbfe;background:linear-gradient(180deg,#eff6ff,#ffffff);border-radius:18px;padding:18px;}.analysis-box.hidden{display:none;}.analysis-box h2{margin-top:0;}.analysis-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:12px;}.analysis-card{background:#ffffff;border:1px solid #dbeafe;border-radius:16px;padding:14px;}.analysis-card.full{grid-column:1 / -1;}.analysis-card h3{margin:0 0 8px;color:#1e3a8a;font-size:16px;}.analysis-card p,.analysis-card li{color:#0f172a;line-height:1.45;}.analysis-card ul{margin:0;padding-left:18px;}.analysis-rubric{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;}.analysis-rubric div{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:10px;text-align:center;}.analysis-rubric strong{display:block;font-size:22px;color:#1d4ed8;}.analysis-rubric span{display:block;font-size:12px;color:#64748b;}.analysis-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;}@media (max-width:860px){.analysis-grid,.analysis-rubric{grid-template-columns:1fr;}}.panel-header-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}.panel-toolbar{padding:20px 24px;display:grid;grid-template-columns:1.1fr 1.2fr .7fr auto;gap:12px;align-items:end;border-bottom:1px solid var(--line);background:#f8fafc;}.panel-toolbar-buttons{display:flex;gap:8px;flex-wrap:wrap;}.panel-stats{margin:18px 24px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;}.panel-stats.hidden{display:none;}.panel-stat-card{background:#ffffff;border:1px solid var(--line);border-radius:16px;padding:14px;}.panel-stat-card strong{display:block;font-size:26px;color:#1d4ed8;}.panel-stat-card span{display:block;font-size:12px;color:var(--muted);margin-top:4px;}.panel-table-wrap{margin:18px 24px 24px;overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#ffffff;}.panel-table{width:100%;border-collapse:collapse;min-width:900px;}.panel-table th,.panel-table td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px;}.panel-table th{background:#f8fafc;color:#334155;font-size:12px;text-transform:uppercase;letter-spacing:.04em;}.panel-table tr:last-child td{border-bottom:none;}.panel-code{font-family:monospace;font-weight:900;color:#1d4ed8;}.panel-title{font-weight:900;color:#0f172a;}.panel-muted{display:block;color:var(--muted);font-size:12px;margin-top:3px;}.panel-badge{display:inline-block;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;}.panel-badge.open{background:#dcfce7;color:#166534;}.panel-badge.closed{background:#fee2e2;color:#991b1b;}.panel-actions{display:flex;flex-wrap:wrap;gap:7px;}.panel-actions button,.panel-actions a{border:none;border-radius:12px;padding:8px 10px;font-weight:900;cursor:pointer;background:#e2e8f0;color:#0f172a;text-decoration:none;font-size:12px;}.panel-actions .primary{background:#2563eb;color:#ffffff;}.panel-actions .green{background:#16a34a;color:#ffffff;}.panel-actions .danger{background:#fee2e2;color:#991b1b;}.panel-actions .orange{background:#fef3c7;color:#92400e;}.panel-actions button:hover,.panel-actions a:hover{filter:brightness(.96);}.links-grid{display:grid;grid-template-columns:1fr;gap:10px;}.links-grid label{font-size:12px;}.links-grid input{font-family:monospace;font-size:12px;}.panel-empty{padding:24px;text-align:center;color:var(--muted);}@media (max-width:900px){.panel-toolbar{grid-template-columns:1fr;}.panel-stats{grid-template-columns:1fr 1fr;}}@media (max-width:560px){.panel-stats{grid-template-columns:1fr;}}.peer-template-box{margin:20px 24px 0;border:1px solid #bfdbfe;background:linear-gradient(180deg,#eff6ff,#ffffff);border-radius:18px;padding:18px;}.peer-template-header{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:14px;}.peer-template-header h2{margin:0 0 6px;font-size:22px;color:#0f172a;}.peer-template-header p{margin:0;color:#475569;}.peer-template-grid{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end;}.peer-template-actions{display:flex;gap:8px;}.peer-template-preview{margin-top:14px;background:#ffffff;border:1px solid #dbeafe;border-radius:16px;padding:14px;}.peer-template-preview.hidden{display:none;}.peer-template-preview h3{margin:0 0 8px;color:#1e3a8a;}.peer-template-pill{display:inline-block;margin:4px 6px 0 0;background:#f8fafc;border:1px solid #e2e8f0;border-radius:999px;padding:6px 9px;font-size:12px;color:#334155;font-weight:800;}.peer-template-msg{margin-top:10px;color:#166534;font-size:13px;font-weight:800;}@media (max-width:800px){.peer-template-header{flex-direction:column;}.peer-template-grid{grid-template-columns:1fr;}}.peer-ai-box{margin:20px 24px 0;border:1px solid #bbf7d0;background:linear-gradient(180deg,#f0fdf4,#ffffff);border-radius:18px;padding:18px;}.peer-ai-header{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:14px;}.peer-ai-header h2{margin:0 0 6px;font-size:22px;color:#0f172a;}.peer-ai-header p{margin:0;color:#475569;}.peer-ai-grid{display:grid;grid-template-columns:1.2fr .55fr 1.1fr .55fr;gap:12px;align-items:end;}.peer-ai-grid .full{grid-column:1 / -1;}.peer-ai-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:12px;}.peer-ai-msg{margin-top:10px;color:#166534;font-weight:900;font-size:13px;}.peer-ai-preview{margin-top:14px;background:#ffffff;border:1px solid #dcfce7;border-radius:16px;padding:14px;}.peer-ai-preview.hidden{display:none;}.peer-ai-preview h3{margin:0 0 10px;color:#166534;}.peer-ai-preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}.peer-ai-preview-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;padding:14px;margin-bottom:12px;}.peer-ai-preview-card h4{margin:0 0 8px;color:#0f172a;}.peer-ai-preview-card p,.peer-ai-preview-card li{color:#475569;line-height:1.45;}.peer-ai-preview-card ul{margin:0;padding-left:18px;}@media (max-width:980px){.peer-ai-grid,.peer-ai-preview-grid{grid-template-columns:1fr;}.peer-ai-grid .full{grid-column:auto;}}
 #negociaia-help-btn{position:fixed;bottom:24px;right:24px;background:#4f46e5;color:white;border:none;border-radius:50px;padding:14px 24px;font-size:1rem;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(79,70,229,0.4);z-index:9999;transition:all 0.2s ease;display:flex;align-items:center;gap:8px;font-family:'Inter',sans-serif;}#negociaia-help-btn:hover{background:#4338ca;transform:translateY(-3px);box-shadow:0 6px 16px rgba(79,70,229,0.5);}#negociaia-help-modal{position:fixed;bottom:85px;right:24px;width:360px;background:white;border-radius:20px;box-shadow:0 10px 40px rgba(0,0,0,0.15);z-index:9998;border:1px solid #e2e8f0;overflow:hidden;display:none;flex-direction:column;font-family:'Inter',sans-serif;opacity:0;transform:translateY(20px);transition:all 0.3s ease;}#negociaia-help-modal.open{display:flex;opacity:1;transform:translateY(0);}.nx-help-header{background:#f8fafc;padding:18px 24px;border-bottom:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:center;}.nx-help-header h3{margin:0;font-size:1.15rem;font-weight:800;color:#0f172a;}.nx-help-close{background:white;border:1px solid #cbd5e1;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#475569;font-size:1.2rem;font-weight:bold;transition:all 0.2s;padding:0;line-height:1;}.nx-help-close:hover{background:#f1f5f9;color:#0f172a;border-color:#94a3b8;}.nx-help-body{padding:24px;max-height:65vh;overflow-y:auto;}.nx-help-body::-webkit-scrollbar{width:6px;}.nx-help-body::-webkit-scrollbar-track{background:transparent;}.nx-help-body::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px;}.nx-help-body p{margin:0 0 12px;color:#1e293b;font-size:0.95rem;font-weight:800;}.nx-help-body ul{margin:0 0 24px;padding-left:20px;color:#475569;font-size:0.9rem;line-height:1.6;}.nx-help-body li{margin-bottom:8px;}.nx-help-suggestion{display:block;width:100%;text-align:left;background:white;border:1px solid #cbd5e1;padding:14px 16px;border-radius:14px;margin-bottom:10px;font-size:0.9rem;color:#0f172a;cursor:pointer;transition:all 0.2s;font-weight:600;line-height:1.4;font-family:inherit;}.nx-help-suggestion:hover{border-color:#4f46e5;background:#eef2ff;color:#4338ca;transform:translateX(4px);}
 .nx-teacher-dashboard{width:min(1280px,calc(100% - 28px));margin:18px auto;color:#0f172a;}.nx-teacher-hero{background:radial-gradient(circle at top left,rgba(37,99,235,.20),transparent 36%),linear-gradient(135deg,#ffffff,#f8fafc);border:1px solid #e2e8f0;border-radius:28px;padding:24px;box-shadow:0 20px 55px rgba(15,23,42,.12);margin-bottom:16px;}.nx-teacher-hero-top{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;}.nx-teacher-kicker{color:#2563eb;text-transform:uppercase;font-size:.78rem;letter-spacing:.08em;font-weight:900;margin-bottom:8px;}.nx-teacher-hero h1{margin:0;font-size:clamp(1.8rem,3vw,3rem);letter-spacing:-.055em;line-height:.98;}.nx-teacher-hero p{margin:12px 0 0;color:#475569;line-height:1.55;max-width:760px;}.nx-teacher-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}.nx-teacher-actions a{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:14px;padding:10px 12px;font-weight:900;color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe;white-space:nowrap;}.nx-teacher-actions a.primary{color:#fff;background:#2563eb;border-color:#2563eb;}.nx-teacher-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:18px;}.nx-teacher-kpi{background:#ffffff;border:1px solid #e2e8f0;border-radius:20px;padding:16px;}.nx-teacher-kpi strong{display:block;font-size:1.8rem;line-height:1;letter-spacing:-.04em;}.nx-teacher-kpi span{display:block;margin-top:8px;color:#64748b;font-weight:800;font-size:.88rem;}.nx-teacher-panels{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(320px,.8fr);gap:16px;}.nx-teacher-panel{background:#ffffff;border:1px solid #e2e8f0;border-radius:24px;padding:18px;box-shadow:0 16px 42px rgba(15,23,42,.08);}.nx-teacher-panel h2{margin:0 0 12px;font-size:1.25rem;letter-spacing:-.03em;}.nx-teacher-list{display:grid;gap:10px;}.nx-teacher-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid #e2e8f0;background:#f8fafc;border-radius:16px;padding:12px;}.nx-teacher-row strong{color:#0f172a;}.nx-teacher-row small{display:block;color:#64748b;margin-top:4px;line-height:1.35;}.nx-teacher-badge{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:6px 9px;font-size:.76rem;font-weight:900;background:#eef2ff;color:#3730a3;border:1px solid #c7d2fe;white-space:nowrap;}.nx-teacher-alert{border-radius:16px;padding:13px;border:1px solid #e2e8f0;background:#f8fafc;}.nx-teacher-alert + .nx-teacher-alert{margin-top:10px;}.nx-teacher-alert.warning{background:#fff7ed;border-color:#fed7aa;color:#9a3412;}.nx-teacher-alert.info{background:#eff6ff;border-color:#bfdbfe;color:#1e40af;}.nx-teacher-alert.ok{background:#ecfdf5;border-color:#bbf7d0;color:#166534;}.nx-teacher-alert strong{display:block;margin-bottom:4px;}.nx-teacher-alert p{margin:0;line-height:1.45;}.nx-teacher-alert a{display:inline-flex;margin-top:8px;font-weight:900;color:inherit;}.nx-teacher-loading,.nx-teacher-error{background:#fff;border-radius:20px;border:1px solid #e2e8f0;padding:18px;box-shadow:0 14px 38px rgba(15,23,42,.08);}.nx-teacher-error{background:#fef2f2;color:#991b1b;border-color:#fecaca;}@media (max-width:1020px){.nx-teacher-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.nx-teacher-panels{grid-template-columns:1fr;}.nx-teacher-hero-top{display:block;}.nx-teacher-actions{justify-content:flex-start;margin-top:16px;}}@media (max-width:560px){.nx-teacher-grid{grid-template-columns:1fr;}.nx-teacher-row{grid-template-columns:1fr;}}.teacher-page > .top-row{position:relative;z-index:5;}.teacher-page > .lang-card{position:relative;z-index:4;}#nxTeacherDashboardPlus{position:relative;z-index:1;clear:both;}#nxTeacherDashboardPlus .nx-teacher-hero{margin-top:0;}#nxTeacherDashboardPlus .brand,#nxTeacherDashboardPlus .brand-mark,#nxTeacherDashboardPlus .brand-title,#nxTeacherDashboardPlus .brand-subtitle,#nxTeacherDashboardPlus .session-actions{all:revert;}
 .practice-mode-box{border:1px solid #dbe4ef;border-radius:20px;background:linear-gradient(180deg,#ffffff,#f8fafc);padding:18px;margin:18px 0;}.practice-mode-title{font-size:1.1rem;font-weight:900;margin:0 0 6px;color:#0f172a;}.practice-mode-text{color:#64748b;line-height:1.5;margin:0 0 14px;}.practice-mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}.practice-mode-card{border:2px solid #e2e8f0;background:#ffffff;border-radius:18px;padding:16px;cursor:pointer;transition:.18s ease;}.practice-mode-card:hover{transform:translateY(-1px);border-color:#93c5fd;box-shadow:0 12px 28px rgba(15,23,42,.10);}.practice-mode-card.active{border-color:#2563eb;background:#eff6ff;}.practice-mode-card b{display:block;color:#0f172a;margin-bottom:6px;font-size:1rem;}.practice-mode-card span{display:block;color:#64748b;line-height:1.45;font-size:.92rem;}.guided-cases-panel{margin-top:14px;}.guided-screen{color:#0f172a;}.guided-head{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:start;margin-bottom:16px;}.guided-kicker{color:#2563eb;font-weight:900;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:8px;}.guided-title{margin:0 0 8px;font-size:1.8rem;letter-spacing:-.04em;}.guided-theme{color:#475569;line-height:1.5;margin:0;}.guided-progress{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe;border-radius:999px;padding:8px 12px;font-weight:900;white-space:nowrap;}.guided-desc{border-radius:18px;border:1px solid #e2e8f0;background:#f8fafc;padding:14px 16px;color:#475569;line-height:1.55;margin-bottom:16px;}.guided-dialogue{display:grid;gap:10px;margin-bottom:18px;}.guided-line{border:1px solid #e2e8f0;background:#ffffff;border-radius:16px;padding:12px 14px;line-height:1.5;}.guided-line b{color:#1d4ed8;}.guided-options{display:grid;gap:12px;margin-top:14px;}.guided-option{text-align:left;border-radius:18px;padding:15px 16px;background:#ffffff;color:#0f172a;border:2px solid #dbe4ef;box-shadow:none;line-height:1.45;}.guided-option:hover{background:#eff6ff;border-color:#2563eb;}.guided-option small{display:block;margin-top:6px;color:#64748b;font-weight:700;}.guided-comment{border-radius:18px;border:1px solid #bbf7d0;background:#f0fdf4;color:#14532d;padding:16px;line-height:1.55;margin-top:16px;}.guided-comment.bad{border-color:#fecaca;background:#fef2f2;color:#7f1d1d;}.guided-comment.mid{border-color:#fde68a;background:#fffbeb;color:#78350f;}.guided-result{display:grid;grid-template-columns:140px 1fr;gap:14px;align-items:center;border:1px solid #dbe4ef;background:#ffffff;border-radius:20px;padding:18px;margin-top:16px;}.guided-score{width:118px;height:118px;border-radius:32px;display:grid;place-items:center;background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe;font-size:2.6rem;font-weight:950;}.guided-result h3{margin:0 0 8px;}.guided-result p{margin:0;color:#475569;line-height:1.5;}.guided-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}.guided-save-status{margin-top:10px;color:#64748b;font-weight:700;}@media (max-width:800px){.practice-mode-grid,.guided-head,.guided-result{grid-template-columns:1fr;}.guided-progress{width:fit-content;}}.negociaia-mode-hidden{display:none !important;}#guidedCasesPanel.negociaia-mode-hidden,#scenarioGrid.negociaia-mode-hidden{display:none !important;}
 .nx-peer-panel-plus{width:min(1280px,calc(100% - 28px));margin:18px auto;color:#0f172a;}.nx-peer-plus-hero{background:radial-gradient(circle at top left,rgba(124,58,237,.18),transparent 34%),radial-gradient(circle at bottom right,rgba(37,99,235,.13),transparent 34%),linear-gradient(135deg,#ffffff,#f8fafc);border:1px solid #e2e8f0;border-radius:28px;padding:24px;box-shadow:0 20px 55px rgba(15,23,42,.12);margin-bottom:16px;}.nx-peer-plus-top{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;}.nx-peer-plus-kicker{color:#7c3aed;text-transform:uppercase;font-size:.78rem;letter-spacing:.08em;font-weight:900;margin-bottom:8px;}.nx-peer-plus-hero h1{margin:0;font-size:clamp(1.8rem,3vw,3rem);letter-spacing:-.055em;line-height:.98;}.nx-peer-plus-hero p{margin:12px 0 0;color:#475569;line-height:1.55;max-width:760px;}.nx-peer-plus-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}.nx-peer-plus-actions a{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:14px;padding:10px 12px;font-weight:900;color:#5b21b6;background:#f5f3ff;border:1px solid #ddd6fe;white-space:nowrap;}.nx-peer-plus-actions a.primary{color:#ffffff;background:#7c3aed;border-color:#7c3aed;}.nx-peer-plus-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:18px;}.nx-peer-plus-kpi{background:#ffffff;border:1px solid #e2e8f0;border-radius:20px;padding:16px;}.nx-peer-plus-kpi strong{display:block;font-size:1.8rem;line-height:1;letter-spacing:-.04em;}.nx-peer-plus-kpi span{display:block;margin-top:8px;color:#64748b;font-weight:800;font-size:.88rem;}.nx-peer-plus-panels{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.85fr);gap:16px;}.nx-peer-plus-panel{background:#ffffff;border:1px solid #e2e8f0;border-radius:24px;padding:18px;box-shadow:0 16px 42px rgba(15,23,42,.08);}.nx-peer-plus-panel h2{margin:0 0 12px;font-size:1.25rem;letter-spacing:-.03em;}.nx-peer-plus-list{display:grid;gap:10px;}.nx-peer-plus-row{border:1px solid #e2e8f0;background:#f8fafc;border-radius:16px;padding:12px;}.nx-peer-plus-row-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;}.nx-peer-plus-row strong{color:#0f172a;}.nx-peer-plus-row small{display:block;color:#64748b;margin-top:4px;line-height:1.35;}.nx-peer-plus-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;}.nx-peer-plus-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 9px;font-size:.76rem;font-weight:900;background:#eef2ff;color:#3730a3;border:1px solid #c7d2fe;}.nx-peer-plus-badge.ok{background:#ecfdf5;color:#166534;border-color:#bbf7d0;}.nx-peer-plus-badge.warn{background:#fff7ed;color:#9a3412;border-color:#fed7aa;}.nx-peer-plus-row-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;}.nx-peer-plus-row-actions a{text-decoration:none;color:#5b21b6;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:12px;padding:8px 10px;font-size:.84rem;font-weight:900;}.nx-peer-plus-row-actions a.primary{color:#fff;background:#7c3aed;border-color:#7c3aed;}.nx-peer-plus-alert{border-radius:16px;padding:13px;border:1px solid #e2e8f0;background:#f8fafc;}.nx-peer-plus-alert + .nx-peer-plus-alert{margin-top:10px;}.nx-peer-plus-alert.warning{background:#fff7ed;border-color:#fed7aa;color:#9a3412;}.nx-peer-plus-alert.info{background:#eff6ff;border-color:#bfdbfe;color:#1e40af;}.nx-peer-plus-alert.ok{background:#ecfdf5;border-color:#bbf7d0;color:#166534;}.nx-peer-plus-alert strong{display:block;margin-bottom:4px;}.nx-peer-plus-alert p{margin:0;line-height:1.45;}.nx-peer-plus-alert a{display:inline-flex;margin-top:8px;font-weight:900;color:inherit;}.nx-peer-plus-loading,.nx-peer-plus-error{background:#ffffff;border-radius:20px;border:1px solid #e2e8f0;padding:18px;box-shadow:0 14px 38px rgba(15,23,42,.08);}.nx-peer-plus-error{background:#fef2f2;color:#991b1b;border-color:#fecaca;}@media (max-width:1020px){.nx-peer-plus-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.nx-peer-plus-panels{grid-template-columns:1fr;}.nx-peer-plus-top{display:block;}.nx-peer-plus-actions{justify-content:flex-start;margin-top:16px;}}@media (max-width:560px){.nx-peer-plus-grid{grid-template-columns:1fr;}.nx-peer-plus-row-top{display:block;}}

 .nx-prep-card{width:min(1180px,calc(100% - 28px));margin:18px auto;background:radial-gradient(circle at top right,rgba(37,99,235,.12),transparent 34%),#ffffff;border:1px solid rgba(15,23,42,.10);border-radius:22px;box-shadow:0 16px 44px rgba(15,23,42,.12);color:#0f172a;overflow:hidden;}.nx-prep-header{padding:18px 20px;border-bottom:1px solid rgba(15,23,42,.08);display:flex;align-items:flex-start;justify-content:space-between;gap:14px;}.nx-prep-header h2{margin:0;font-size:24px;letter-spacing:-.035em;}.nx-prep-header p{margin:6px 0 0;color:#64748b;line-height:1.45;font-size:14px;}.nx-prep-status{min-width:150px;text-align:center;border-radius:999px;padding:9px 12px;font-weight:900;font-size:12px;background:#fee2e2;color:#991b1b;border:1px solid #fecaca;}.nx-prep-status.ok{background:#dcfce7;color:#166534;border-color:#bbf7d0;}.nx-prep-body{padding:18px 20px 20px;}.nx-prep-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}.nx-prep-field{display:flex;flex-direction:column;gap:6px;}.nx-prep-field.full{grid-column:1 / -1;}.nx-prep-field label{font-size:13px;font-weight:900;color:#1e293b;}.nx-prep-field textarea,.nx-prep-field input{width:100%;box-sizing:border-box;border:1px solid #cbd5e1;background:#f8fafc;color:#0f172a;border-radius:14px;padding:11px 12px;font-size:14px;line-height:1.4;outline:none;}.nx-prep-field textarea{min-height:78px;resize:vertical;}.nx-prep-field textarea:focus,.nx-prep-field input:focus{background:#ffffff;border-color:#2563eb;box-shadow:0 0 0 4px rgba(37,99,235,.12);}.nx-prep-actions{margin-top:14px;display:flex;flex-wrap:wrap;gap:9px;align-items:center;}.nx-prep-btn{border:none;border-radius:14px;padding:11px 14px;font-weight:900;cursor:pointer;background:#e2e8f0;color:#0f172a;}.nx-prep-btn.primary{background:#2563eb;color:#fff;}.nx-prep-btn.danger{background:#fee2e2;color:#991b1b;}.nx-prep-btn:hover{filter:brightness(.96);}.nx-prep-saved{color:#166534;font-size:13px;font-weight:800;display:none;}.nx-prep-saved.show{display:inline-block;}.nx-prep-note{margin-top:10px;color:#64748b;font-size:12px;line-height:1.4;}.nx-prep-collapsed .nx-prep-body{display:none;}.nx-prep-mini{display:none;padding:0 20px 16px;color:#475569;font-size:13px;}.nx-prep-collapsed .nx-prep-mini{display:block;}@media (max-width:760px){.nx-prep-header{flex-direction:column;}.nx-prep-status{width:fit-content;}.nx-prep-grid{grid-template-columns:1fr;}}
 #nxMicStatus{position:fixed;left:18px;bottom:18px;z-index:99999;max-width:min(460px,calc(100vw - 36px));display:none;align-items:center;gap:10px;padding:12px 14px;border-radius:999px;background:rgba(15,23,42,.94);color:#f8fafc;border:1px solid rgba(255,255,255,.16);box-shadow:0 18px 44px rgba(0,0,0,.30);font-family:Inter,system-ui,Arial,sans-serif;font-weight:800;font-size:13px;}#nxMicStatus.open{display:inline-flex;}#nxMicStatus .dot{width:10px;height:10px;border-radius:999px;background:#22c55e;box-shadow:0 0 0 6px rgba(34,197,94,.18);}#nxMicStatus.error .dot{background:#ef4444;box-shadow:0 0 0 6px rgba(239,68,68,.18);}#nxMicStatus.idle .dot{background:#94a3b8;box-shadow:none;}.nx-mic-inline,.nx-mic-btn{position:relative;}.nx-mic-inline.recording,.nx-mic-btn.recording{background:#fee2e2 !important;color:#991b1b !important;border-color:#fecaca !important;}@media (max-width:700px){#nxMicStatus{left:12px;bottom:12px;border-radius:18px;align-items:flex-start;}}
:root{--bg:#0f172a;--card:#ffffff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#4f46e5;--green:#16a34a;--danger:#ef4444;}*{box-sizing:border-box;}body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,rgba(37,99,235,.28),transparent 34%),radial-gradient(circle at bottom right,rgba(22,163,74,.16),transparent 36%),var(--bg);font-family:Inter,system-ui,Arial,sans-serif;color:var(--text);}.student-page{width:min(1280px,calc(100% - 32px));margin:0 auto;padding:24px 0 44px;}.top-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:26px;}.brand{display:flex;align-items:center;gap:14px;color:#f8fafc;}.brand-mark{width:56px;height:56px;border-radius:18px;background:linear-gradient(135deg,#2563eb,#22c55e);display:grid;place-items:center;font-weight:900;font-size:22px;color:#ffffff;box-shadow:0 12px 30px rgba(37,99,235,.32);}.brand-title{font-size:27px;font-weight:900;line-height:1.05;}.brand-subtitle{color:#cbd5e1;font-size:17px;margin-top:4px;}.session-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:10px;}.session-chip,.session-btn{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.08);color:#f8fafc;padding:12px 18px;border-radius:18px;font-weight:900;font-size:15px;text-decoration:none;box-shadow:0 10px 28px rgba(15,23,42,.18);}.session-btn{cursor:pointer;}.session-btn.danger{background:var(--danger);border-color:var(--danger);color:#ffffff;box-shadow:0 14px 32px rgba(239,68,68,.28);}.lang-card{background:#ffffff;color:var(--text);border-radius:22px;padding:22px 26px;box-shadow:0 18px 46px rgba(15,23,42,.16);border:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:34px;}.lang-card h2{margin:0 0 6px;font-size:21px;}.lang-card p{margin:0;color:var(--muted);font-size:18px;}.lang-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:10px;}.lang-actions button{border:1px solid var(--line);border-radius:999px;padding:13px 20px;background:#f8fafc;color:var(--text);font-weight:900;cursor:pointer;font-size:15px;}.lang-actions button.active{background:var(--primary);color:#ffffff;border-color:#312e81;box-shadow:0 10px 26px rgba(79,70,229,.22);}.panel-card{width:min(1060px,100%);margin:0 auto;background:#ffffff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.22);}.panel-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:start;padding:30px;background:radial-gradient(circle at top right,rgba(79,70,229,.12),transparent 34%),#ffffff;border-bottom:1px solid var(--line);}.kicker{display:inline-flex;width:fit-content;background:rgba(79,70,229,.10);color:#4338ca;border:1px solid rgba(79,70,229,.14);border-radius:999px;padding:7px 11px;font-size:13px;font-weight:900;margin-bottom:14px;}h1{margin:0;font-size:clamp(38px,5vw,64px);line-height:1.02;letter-spacing:-.06em;}.panel-hero p,.session-box p,.activity-card p{color:var(--muted);line-height:1.5;}.session-box{background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:18px;}.session-box h2{margin:0 0 8px;}.activities-section{padding:26px;}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}.section-head h2{margin:0;font-size:28px;}.small-btn{border:none;border-radius:14px;padding:11px 14px;font-weight:900;cursor:pointer;}.small-btn.green{background:var(--green);color:#ffffff;}.activities-container{display:grid;grid-template-columns:1fr;gap:14px;}.empty{border:1px solid var(--line);border-radius:16px;padding:18px;color:var(--text);background:#f8fafc;}.activity-card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#ffffff;box-shadow:0 12px 34px rgba(15,23,42,.08);}.activity-card h3{margin:0 0 8px;font-size:22px;}.badges{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 14px;}.badge{display:inline-flex;border-radius:999px;background:#e0f2fe;color:#075985;padding:6px 10px;font-size:12px;font-weight:900;}.open-btn{display:inline-flex;justify-content:center;align-items:center;border-radius:14px;padding:12px 15px;font-weight:900;text-decoration:none;color:#ffffff;background:var(--primary);}@media (max-width:900px){.top-row,.lang-card{flex-direction:column;align-items:flex-start;}.panel-hero{grid-template-columns:1fr;}.session-actions,.lang-actions{justify-content:flex-start;}}
:root{--nx-bg:#0f172a;--nx-bg-2:#111827;--nx-card:#ffffff;--nx-soft:#f8fafc;--nx-text:#0f172a;--nx-muted:#64748b;--nx-line:#dbe4ef;--nx-primary:#2563eb;--nx-primary-dark:#1d4ed8;--nx-green:#22c55e;--nx-purple:#7c3aed;--nx-red:#dc2626;--nx-radius:28px;--nx-shadow:0 22px 60px rgba(2,6,23,.22);}*{box-sizing:border-box;}html{background:var(--nx-bg);}body{margin:0;min-height:100vh;color:var(--nx-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top left,rgba(37,99,235,.20),transparent 34%),radial-gradient(circle at bottom right,rgba(124,58,237,.18),transparent 32%),linear-gradient(135deg,#111827,#020617);}.nx-home{width:min(1220px,calc(100% - 28px));margin:0 auto;padding:38px 0 56px;}.nx-topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px;}.nx-brand{display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:#ffffff;}.nx-logo{width:58px;height:58px;display:grid;place-items:center;flex:0 0 58px;border-radius:20px;background:linear-gradient(135deg,var(--nx-primary),var(--nx-green));box-shadow:0 20px 44px rgba(37,99,235,.28);color:#ffffff;font-size:1.45rem;font-weight:950;}.nx-brand strong{display:block;font-size:1.45rem;letter-spacing:-.04em;}.nx-brand small{display:block;margin-top:3px;color:#9ca3af;font-size:.96rem;font-weight:650;}.nx-nav{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;}.nx-nav a{text-decoration:none;border-radius:16px;padding:11px 15px;font-weight:950;color:#e5e7eb;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);}.nx-nav a.active{background:var(--nx-purple);color:#ffffff;border-color:rgba(255,255,255,.18);}.nx-language{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px;padding:18px;border-radius:var(--nx-radius);border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.95);box-shadow:var(--nx-shadow);}.nx-language strong{display:block;font-size:1.05rem;letter-spacing:-.02em;}.nx-language small{display:block;margin-top:4px;color:var(--nx-muted);font-weight:700;}.nx-language-actions{display:flex;gap:8px;flex-wrap:wrap;}.nx-language-actions button{border:1px solid #bfdbfe;border-radius:999px;background:#eff6ff;color:#1d4ed8;padding:10px 16px;font-weight:950;cursor:pointer;}.nx-language-actions button.active{background:var(--nx-primary);color:#ffffff;border-color:var(--nx-primary);}.nx-auth-shell{padding:22px;border-radius:34px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);box-shadow:var(--nx-shadow);}.nx-auth-panel{padding:22px;border-radius:30px;background:#ffffff;}.nx-auth-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}.nx-card{padding:18px;border:1px solid var(--nx-line);border-radius:22px;background:#f8fafc;}.nx-card h2{margin:0 0 16px;font-size:1.18rem;letter-spacing:-.03em;}.nx-card p{margin:0 0 18px;color:var(--nx-muted);line-height:1.55;}.nx-form{display:grid;gap:12px;}.nx-field{display:grid;gap:6px;}.nx-field label{color:#334155;font-weight:900;}.nx-field input{width:100%;border:1px solid var(--nx-line);border-radius:15px;background:#ffffff;padding:12px 13px;font:inherit;outline:none;}.nx-field input:focus{border-color:var(--nx-primary);box-shadow:0 0 0 4px rgba(37,99,235,.12);}.nx-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;width:fit-content;border:0;border-radius:15px;padding:12px 18px;font:inherit;font-weight:950;cursor:pointer;text-decoration:none;}.nx-btn.primary{background:var(--nx-primary);color:#ffffff;box-shadow:0 14px 30px rgba(37,99,235,.22);}.nx-btn.green{background:var(--nx-green);color:#ffffff;box-shadow:0 14px 30px rgba(34,197,94,.20);}.nx-btn.secondary{background:#e2e8f0;color:#0f172a;}.nx-status{display:none;margin-top:16px;padding:12px 14px;border-radius:16px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;font-weight:850;}.nx-status.show{display:block;}.nx-status.error{background:#fef2f2;color:#991b1b;border-color:#fecaca;}@media (max-width:980px){.nx-auth-grid{grid-template-columns:1fr;}.nx-topbar,.nx-language{align-items:flex-start;flex-direction:column;}.nx-nav,.nx-language-actions{justify-content:flex-start;}}@media (max-width:560px){.nx-home{width:min(100% - 18px,1220px);padding-top:18px;}.nx-auth-shell,.nx-auth-panel{padding:14px;}}.nx-home .nx-topbar{justify-content:flex-start;}.nx-home .nx-topbar .nx-nav:empty,.nx-home .nx-topbar .nx-nav{display:none !important;}.nx-home .nx-brand{margin-right:auto;}
 @media (max-width:860px){html,body{width:100% !important;overflow-x:hidden !important;}body{font-size:16px !important;line-height:1.5 !important;}.app-shell,.teacher-page,.student-page,.history-page,.tutorial-page,.admin-shell,.peer-shell,main{width:min(100% - 20px,1280px) !important;margin-left:auto !important;margin-right:auto !important;padding-top:16px !important;padding-bottom:28px !important;}.topbar,.top-row,header.top-row{display:flex !important;align-items:flex-start !important;justify-content:space-between !important;gap:14px !important;flex-wrap:wrap !important;margin-bottom:18px !important;}.brand{display:flex !important;align-items:center !important;gap:12px !important;min-width:0 !important;}.brand-mark{width:46px !important;height:46px !important;min-width:46px !important;border-radius:16px !important;font-size:20px !important;}.brand-title{font-size:1.45rem !important;line-height:1.05 !important;}.brand-subtitle{font-size:.92rem !important;line-height:1.25 !important;}.top-actions,.session-actions,.header-actions,.nav-actions,#negociaiaFinalNav{width:100% !important;margin-left:0 !important;display:flex !important;align-items:center !important;justify-content:flex-start !important;gap:8px !important;flex-wrap:nowrap !important;overflow-x:auto !important;padding-bottom:4px !important;-webkit-overflow-scrolling:touch !important;}.top-actions a,.top-actions button,.session-actions a,.session-actions button,#negociaiaFinalNav a,#negociaiaFinalNav button,.nx-final-btn{flex:0 0 auto !important;width:auto !important;min-height:40px !important;padding:9px 13px !important;font-size:.9rem !important;white-space:nowrap !important;}.lang-card,.unified-lang-card,.nx-home-lang-card{width:100% !important;margin:0 0 16px 0 !important;padding:15px !important;display:flex !important;align-items:flex-start !important;justify-content:flex-start !important;flex-direction:column !important;gap:12px !important;border-radius:18px !important;}.lang-card h2,.unified-lang-card h2,.nx-home-lang-card h2{font-size:1.08rem !important;margin-bottom:3px !important;}.lang-card p,.unified-lang-card p,.nx-home-lang-card p{font-size:.9rem !important;}.lang-actions,.unified-lang-actions,.nx-home-lang-actions{width:100% !important;display:grid !important;grid-template-columns:repeat(3,minmax(0,1fr)) !important;gap:8px !important;}.lang-actions button,.unified-lang-actions button,.nx-home-lang-actions button,button[data-lang],button[data-home-lang]{width:100% !important;min-width:0 !important;min-height:40px !important;padding:9px 8px !important;font-size:.86rem !important;white-space:nowrap !important;}.main-card,.white-panel,.panel-card,.admin-card,.history-card,.tutorial-content,.tutorial-hero,.peer-card,.auth-box,.scenario-card,.teacher-card,.student-card,.info-card{border-radius:18px !important;padding:16px !important;}.main-card{min-height:auto !important;}.layout,.auth-grid,.cards-grid,.practice-mode-grid,.guided-head,.guided-result,.negotiation-grid,.teacher-grid,.student-grid,.peer-grid,.panel-toolbar,.tutorial-hero,.history-hero,.panel-hero,.briefing{display:grid !important;grid-template-columns:1fr !important;gap:14px !important;}h1{font-size:clamp(1.8rem,9vw,2.7rem) !important;line-height:1.05 !important;}h2{font-size:clamp(1.25rem,6vw,1.8rem) !important;line-height:1.12 !important;}h3{font-size:1.08rem !important;}p{font-size:.98rem !important;}input,select,textarea{width:100% !important;max-width:100% !important;min-height:44px !important;font-size:16px !important;border-radius:14px !important;}textarea{min-height:90px !important;}.auth-box button,.auth-box .btn,.scenario-card button,.scenario-card .btn,.practice-mode-card,.guided-option,.guided-actions button,.guided-actions .btn{width:100% !important;}.scenario-card{min-height:auto !important;}.scenario-title{font-size:1.1rem !important;line-height:1.3 !important;}.chat-panel{height:calc(100vh - 260px) !important;min-height:430px !important;border-radius:18px !important;}.chat-header{padding:12px !important;gap:8px !important;flex-wrap:wrap !important;}.chat-window{padding:12px !important;}.bubble{max-width:94% !important;font-size:.95rem !important;}.composer{display:grid !important;grid-template-columns:1fr !important;gap:8px !important;padding:10px !important;}.composer button,.composer .btn,.audio-btn{width:100% !important;}.peer-layout,.monitor-grid,.monitor-layout{display:grid !important;grid-template-columns:1fr !important;gap:14px !important;}.peer-sidebar,.peer-chat,.chat-container,.analysis-container{width:100% !important;min-width:0 !important;}.admin-toolbar,.panel-toolbar{display:grid !important;grid-template-columns:1fr !important;gap:12px !important;}.table-wrap,.table-wrapper,.admin-table-wrap,.history-table-wrap{width:100% !important;overflow-x:auto !important;}table{min-width:680px !important;}.negociaia-help-fab,.nx-audio-tools{right:12px !important;bottom:12px !important;}.negociaia-help-panel,.nx-audio-panel{right:12px !important;left:12px !important;width:auto !important;max-width:none !important;bottom:70px !important;}}@media (max-width:480px){.app-shell,.teacher-page,.student-page,.history-page,.tutorial-page,.admin-shell,.peer-shell,main{width:min(100% - 14px,1280px) !important;}.brand-subtitle{font-size:.84rem !important;}.main-card,.white-panel,.panel-card,.admin-card,.history-card,.tutorial-content,.tutorial-hero,.peer-card,.auth-box,.scenario-card,.teacher-card,.student-card,.info-card{padding:14px !important;}.lang-actions,.unified-lang-actions,.nx-home-lang-actions{grid-template-columns:1fr !important;}.chat-panel{height:calc(100vh - 230px) !important;min-height:390px !important;}}
 .nx-language-strip{width:min(1220px,calc(100% - 28px));margin:0 auto 16px;padding:14px 16px;border:1px solid #dbe4ef;border-radius:22px;background:rgba(255,255,255,.94);box-shadow:0 12px 32px rgba(15,23,42,.07);display:flex;justify-content:space-between;align-items:center;gap:14px;}.nx-language-strip strong{display:block;color:#0f172a;font-size:.98rem;letter-spacing:-.02em;}.nx-language-strip small{display:block;color:#64748b;margin-top:2px;font-size:.84rem;font-weight:650;}.nx-language-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}.nx-language-actions button{border:1px solid #bfdbfe;border-radius:999px;background:#eff6ff;color:#1d4ed8;padding:9px 13px;font-weight:950;cursor:pointer;transition:transform .12s ease,background .12s ease;}.nx-language-actions button:hover{transform:translateY(-1px);}.nx-language-actions button.active{background:#2563eb;color:#ffffff;border-color:#2563eb;}.lang-card,.unified-lang-card,.language-card,.idioma-card,#languageCard,#langCard,#idiomaCard{display:none !important;}@media (max-width:720px){.nx-language-strip{width:min(100% - 18px,1220px);align-items:flex-start;flex-direction:column;}.nx-language-actions{justify-content:flex-start;}}


/* --- menu_prolijo.css --- */
/* =========================================================
   NegociaIA - Menú final prolijo
   Corrección desde auditoría visual.
   ========================================================= */

:root {
  --mp-page: 1220px;
  --mp-card: rgba(255,255,255,.96);
  --mp-text: #0f172a;
  --mp-muted: #64748b;
  --mp-line: #dbe4ef;
  --mp-primary: #4659f2;
  --mp-primary-dark: #3047df;
  --mp-green: #22c55e;
  --mp-danger-bg: #fee2e2;
  --mp-danger-text: #991b1b;
  --mp-shadow: 0 14px 38px rgba(15,23,42,.09);
}

body.nx-menu-prolijo {
  background:
    radial-gradient(circle at top left, rgba(70,89,242,.14), transparent 34%),
    radial-gradient(circle at bottom right, rgba(34,197,94,.10), transparent 32%),
    linear-gradient(135deg, #eaf1ff, #f8fbff) !important;
}

/* Header */
body.nx-menu-prolijo .topbar,
body.nx-menu-prolijo .top-row,
body.nx-menu-prolijo header.top-row,
body.nx-menu-prolijo .nx-topbar,
body.nx-menu-prolijo .nx-shell-topbar,
body.nx-menu-prolijo .header,
body.nx-menu-prolijo .page-header {
  width: min(var(--mp-page), calc(100% - 28px)) !important;
  margin: 18px auto 14px !important;
  padding: 14px 16px !important;
  min-height: 72px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 14px !important;
  flex-wrap: wrap !important;
  border-radius: 24px !important;
  border: 1px solid var(--mp-line) !important;
  background: var(--mp-card) !important;
  box-shadow: var(--mp-shadow) !important;
  color: var(--mp-text) !important;
}

/* Marca */
body.nx-menu-prolijo .brand,
body.nx-menu-prolijo .logo-block,
body.nx-menu-prolijo .nx-brand,
body.nx-menu-prolijo .nx-shell-brand {
  display: inline-flex !important;
  align-items: center !important;
  gap: 12px !important;
  text-decoration: none !important;
  color: var(--mp-text) !important;
  min-width: 0 !important;
}

body.nx-menu-prolijo .brand-mark,
body.nx-menu-prolijo .logo-mark,
body.nx-menu-prolijo .nx-logo,
body.nx-menu-prolijo .nx-shell-logo {
  width: 50px !important;
  height: 50px !important;
  flex: 0 0 50px !important;
  display: grid !important;
  place-items: center !important;
  border-radius: 18px !important;
  background: linear-gradient(135deg, var(--mp-primary), var(--mp-green)) !important;
  color: #fff !important;
  font-weight: 950 !important;
  box-shadow: 0 14px 34px rgba(70,89,242,.22) !important;
}

body.nx-menu-prolijo .brand-title,
body.nx-menu-prolijo .logo-title,
body.nx-menu-prolijo .nx-brand strong,
body.nx-menu-prolijo .nx-shell-brand strong {
  color: var(--mp-text) !important;
  font-size: 1.12rem !important;
  font-weight: 950 !important;
  letter-spacing: -.035em !important;
}

body.nx-menu-prolijo .brand-subtitle,
body.nx-menu-prolijo .logo-subtitle,
body.nx-menu-prolijo .nx-brand small,
body.nx-menu-prolijo .nx-shell-brand small {
  color: var(--mp-muted) !important;
  font-size: .88rem !important;
  font-weight: 700 !important;
}

/* Oculta menús viejos del header, deja solo el nuestro */
body.nx-menu-prolijo .topbar > .top-actions:not(.nx-menu-final),
body.nx-menu-prolijo .top-row > .top-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-topbar > .top-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-shell-topbar > .top-actions:not(.nx-menu-final),
body.nx-menu-prolijo header > .top-actions:not(.nx-menu-final),
body.nx-menu-prolijo .topbar > .session-actions:not(.nx-menu-final),
body.nx-menu-prolijo .top-row > .session-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-topbar > .session-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-shell-topbar > .session-actions:not(.nx-menu-final),
body.nx-menu-prolijo header > .session-actions:not(.nx-menu-final),
body.nx-menu-prolijo .topbar > .nav-actions:not(.nx-menu-final),
body.nx-menu-prolijo .top-row > .nav-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-topbar > .nav-actions:not(.nx-menu-final),
body.nx-menu-prolijo .nx-shell-topbar > .nav-actions:not(.nx-menu-final),
body.nx-menu-prolijo header > .nav-actions:not(.nx-menu-final),
body.nx-menu-prolijo .topbar > #negociaiaFinalNav,
body.nx-menu-prolijo .top-row > #negociaiaFinalNav,
body.nx-menu-prolijo .nx-topbar > #negociaiaFinalNav,
body.nx-menu-prolijo .nx-shell-topbar > #negociaiaFinalNav {
  display: none !important;
}

/* Menú final */
#nxMenuFinal {
  margin-left: auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
}

#nxMenuFinal a,
#nxMenuFinal button {
  min-height: 40px !important;
  border: 1px solid #cfe0ff !important;
  background: #f3f7ff !important;
  color: var(--mp-primary-dark) !important;
  border-radius: 999px !important;
  padding: 10px 14px !important;
  font-size: .9rem !important;
  font-weight: 900 !important;
  line-height: 1 !important;
  text-decoration: none !important;
  cursor: pointer !important;
  box-shadow: none !important;
}

#nxMenuFinal a.active {
  background: var(--mp-primary) !important;
  border-color: var(--mp-primary) !important;
  color: #fff !important;
  box-shadow: 0 12px 26px rgba(70,89,242,.22) !important;
}

#nxMenuFinal button.nx-logout {
  background: var(--mp-danger-bg) !important;
  border-color: #fecaca !important;
  color: var(--mp-danger-text) !important;
}

/* Barra de idioma final */
#nxIdiomaFinal {
  width: min(var(--mp-page), calc(100% - 28px)) !important;
  margin: 0 auto 16px !important;
  padding: 14px 16px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 14px !important;
  flex-wrap: wrap !important;
  border-radius: 22px !important;
  border: 1px solid var(--mp-line) !important;
  background: var(--mp-card) !important;
  box-shadow: var(--mp-shadow) !important;
}

#nxIdiomaFinal strong {
  display: block !important;
  color: var(--mp-text) !important;
  font-weight: 950 !important;
}

#nxIdiomaFinal small {
  display: block !important;
  margin-top: 3px !important;
  color: var(--mp-muted) !important;
  font-weight: 650 !important;
}

#nxIdiomaFinal .nx-lang-actions {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  flex-wrap: wrap !important;
}

#nxIdiomaFinal button {
  min-height: 38px !important;
  border: 1px solid #cfe0ff !important;
  background: #f3f7ff !important;
  color: var(--mp-primary-dark) !important;
  border-radius: 999px !important;
  padding: 9px 14px !important;
  font-weight: 900 !important;
  cursor: pointer !important;
}

#nxIdiomaFinal button.active {
  background: var(--mp-primary) !important;
  border-color: var(--mp-primary) !important;
  color: #fff !important;
}

/* Clave: ocultar TODAS las barras de idioma anteriores */
body.nx-menu-prolijo #nxLanguageStrip,
body.nx-menu-prolijo .nx-language-strip,
body.nx-menu-prolijo .nx-language,
body.nx-menu-prolijo .lang-card,
body.nx-menu-prolijo .unified-lang-card,
body.nx-menu-prolijo .language-card,
body.nx-menu-prolijo .idioma-card,
body.nx-menu-prolijo #languageCard,
body.nx-menu-prolijo #langCard,
body.nx-menu-prolijo #idiomaCard,
body.nx-menu-prolijo #liveLangBar,
body.nx-menu-prolijo .live-lang-bar {
  display: none !important;
}

/* Pero no ocultar la nueva */
body.nx-menu-prolijo #nxIdiomaFinal {
  display: flex !important;
}

/* Tutorial fuera del menú */
body.nx-menu-prolijo header a[href*="tutorial"],
body.nx-menu-prolijo header button[data-action*="tutorial"],
body.nx-menu-prolijo .topbar a[href*="tutorial"],
body.nx-menu-prolijo .top-row a[href*="tutorial"],
body.nx-menu-prolijo .nx-topbar a[href*="tutorial"],
body.nx-menu-prolijo .nx-shell-topbar a[href*="tutorial"] {
  display: none !important;
}

@media (max-width: 860px) {
  body.nx-menu-prolijo .topbar,
  body.nx-menu-prolijo .top-row,
  body.nx-menu-prolijo header.top-row,
  body.nx-menu-prolijo .nx-topbar,
  body.nx-menu-prolijo .nx-shell-topbar,
  body.nx-menu-prolijo .header,
  body.nx-menu-prolijo .page-header {
    align-items: flex-start !important;
  }

  #nxMenuFinal {
    width: 100% !important;
    margin-left: 0 !important;
    justify-content: flex-start !important;
  }
}

@media (max-width: 560px) {
  #nxMenuFinal a,
  #nxMenuFinal button {
    font-size: .84rem !important;
    padding: 9px 11px !important;
  }

  #nxIdiomaFinal {
    align-items: flex-start !important;
    flex-direction: column !important;
  }
}


/* ── Clases faltantes ─────────────────────────────────────── */
.nx-body{margin:0;}
.nx-docente-integrado,.nx-pares-panel-integrado{min-height:100vh;}
.hero-title{font-size:1.7rem;font-weight:800;color:var(--nx-text);margin:0 0 10px;line-height:1.2;}
.hero-text{color:var(--nx-muted);font-size:1rem;margin:0;}
.side-stack{display:flex;flex-direction:column;gap:14px;}
.info-box{background:var(--nx-card);border:1px solid var(--nx-line);border-radius:var(--nx-radius-sm);padding:18px;}
.info-box h3{margin:0 0 10px;font-size:1rem;font-weight:700;color:var(--nx-text);}
.briefing-box{background:#f8fafc;border:1px solid var(--nx-line);border-radius:14px;padding:18px;}
.briefing-box h3{margin:0 0 8px;font-size:.95rem;font-weight:700;color:var(--nx-text);}
.chat-title{font-size:1rem;font-weight:700;color:var(--nx-text);}

/* =========================================================
   NEGOCIAIA - AJUSTE FINAL DE UNIFICACIÓN
   Menú único, idioma único, estética clara, sin tutoriales.
   ========================================================= */

.nx-shell-topbar,
.nx-topbar,
header.nx-shell-topbar {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 16px !important;
  width: 100% !important;
  margin: 0 auto 18px !important;
  padding: 16px !important;
  border-radius: 26px !important;
  background: rgba(255,255,255,.96) !important;
  border: 1px solid #dbe4ef !important;
  box-shadow: 0 14px 38px rgba(15,23,42,.08) !important;
}

.nx-shell-brand,
.nx-brand {
  display: inline-flex !important;
  align-items: center !important;
  gap: 12px !important;
  color: #0f172a !important;
  text-decoration: none !important;
  min-width: 0 !important;
}

.nx-shell-logo,
.nx-logo {
  width: 52px !important;
  height: 52px !important;
  min-width: 52px !important;
  border-radius: 18px !important;
  display: grid !important;
  place-items: center !important;
  background: linear-gradient(135deg,#4659f2,#22c55e) !important;
  color: #fff !important;
  font-weight: 950 !important;
  box-shadow: 0 14px 32px rgba(70,89,242,.22) !important;
}

.nx-shell-brand strong,
.nx-brand strong {
  display: block !important;
  font-size: 1.2rem !important;
  font-weight: 950 !important;
  letter-spacing: -.04em !important;
  color: #0f172a !important;
}

.nx-shell-brand small,
.nx-brand small {
  display: block !important;
  margin-top: 3px !important;
  color: #64748b !important;
  font-size: .92rem !important;
  font-weight: 700 !important;
}

.nx-shell-nav {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 8px !important;
  flex-wrap: wrap !important;
  margin-left: auto !important;
}

.nx-nav-item,
.nx-shell-nav a,
.nx-shell-nav button {
  min-height: 40px !important;
  border: 1px solid #cfe0ff !important;
  border-radius: 999px !important;
  padding: 10px 14px !important;
  background: #f3f7ff !important;
  color: #3047df !important;
  text-decoration: none !important;
  font-size: .92rem !important;
  font-weight: 900 !important;
  line-height: 1 !important;
  box-shadow: none !important;
  cursor: pointer !important;
}

.nx-nav-item:hover,
.nx-shell-nav a:hover,
.nx-shell-nav button:hover {
  transform: translateY(-1px) !important;
  background: #eaf1ff !important;
}

.nx-nav-item.active,
.nx-shell-nav a.active {
  background: #4659f2 !important;
  border-color: #4659f2 !important;
  color: #fff !important;
  box-shadow: 0 12px 26px rgba(70,89,242,.18) !important;
}

.nx-user-chip {
  min-height: 40px !important;
  display: inline-flex !important;
  align-items: center !important;
  border: 1px solid #dbe4ef !important;
  border-radius: 999px !important;
  padding: 10px 14px !important;
  background: #fff !important;
  color: #334155 !important;
  font-weight: 900 !important;
  line-height: 1 !important;
}

.nx-logout-btn {
  background: #fff1f2 !important;
  color: #be123c !important;
  border-color: #fecdd3 !important;
}

.nx-nav-lang {
  display: inline-flex !important;
  gap: 4px !important;
  padding: 4px !important;
  border-radius: 999px !important;
  background: #eef2ff !important;
  border: 1px solid #dbe4ef !important;
}

.nx-lang-btn {
  min-height: 32px !important;
  padding: 7px 10px !important;
  border-radius: 999px !important;
  border: 0 !important;
  background: transparent !important;
  color: #3047df !important;
  font-size: .82rem !important;
  font-weight: 950 !important;
}

.nx-lang-btn.active {
  background: #4659f2 !important;
  color: #fff !important;
}

.lang-card,
.unified-lang-card,
.nx-language-strip,
.nx-language,
#liveLangBar,
.live-lang-bar,
#negociaiaFinalNav,
#nxMenuFinal {
  display: none !important;
}

a[href="/tutoriales"],
a[href="/tutoriales/docente"],
a[href="/tutoriales/estudiante"],
a[href*="/tutoriales"],
button[href*="/tutoriales"] {
  display: none !important;
}

body,
.nx-body {
  background:
    radial-gradient(circle at top left, rgba(70,89,242,.16), transparent 36%),
    radial-gradient(circle at bottom right, rgba(34,197,94,.10), transparent 32%),
    linear-gradient(135deg,#eaf1ff,#f8fbff) !important;
  color: #0f172a !important;
}

.app-shell,
.nx-app,
.nx-home,
.peer-shell,
.admin-shell,
.student-page,
.teacher-page,
.history-page,
main {
  max-width: 1220px !important;
}

.panel-card,
.white-panel,
.main-card,
.peer-card,
.nx-card,
.nx-auth-panel,
.info-box,
.briefing-box {
  background: rgba(255,255,255,.97) !important;
  color: #0f172a !important;
  border: 1px solid #dbe4ef !important;
  box-shadow: 0 18px 48px rgba(15,23,42,.08) !important;
  border-radius: 26px !important;
}

.nx-listen-btn {
  margin-top: 8px !important;
  border: 1px solid #cfe0ff !important;
  background: #f3f7ff !important;
  color: #3047df !important;
  border-radius: 999px !important;
  padding: 8px 12px !important;
  font-weight: 900 !important;
  cursor: pointer !important;
}

@media (max-width: 820px) {
  .nx-shell-topbar,
  .nx-topbar,
  header.nx-shell-topbar {
    align-items: flex-start !important;
  }

  .nx-shell-nav {
    width: 100% !important;
    justify-content: flex-start !important;
    margin-left: 0 !important;
  }

  .nx-shell-brand,
  .nx-brand {
    width: 100% !important;
  }
}

@media (max-width: 520px) {
  .nx-nav-item,
  .nx-shell-nav a,
  .nx-shell-nav button,
  .nx-user-chip {
    font-size: .84rem !important;
    padding: 9px 10px !important;
  }

  .nx-shell-logo,
  .nx-logo {
    width: 46px !important;
    height: 46px !important;
    min-width: 46px !important;
  }
}

/* =========================================================
   AJUSTE MENU COMPACTO - 20260517
   ========================================================= */

.nx-shell-topbar {
  align-items: center !important;
}

.nx-shell-nav {
  gap: 7px !important;
}

.nx-nav-item,
.nx-shell-nav a,
.nx-shell-nav button,
.nx-user-chip {
  min-height: 38px !important;
  padding: 9px 13px !important;
  font-size: .88rem !important;
}

.nx-user-chip {
  max-width: 130px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

.nx-nav-lang {
  padding: 3px !important;
}

.nx-lang-btn {
  min-height: 30px !important;
  min-width: 42px !important;
  padding: 7px 9px !important;
  font-size: .78rem !important;
}

/* En pantallas medianas, que el menú no coma toda la cabecera */
@media (max-width: 1050px) {
  .nx-shell-topbar {
    align-items: flex-start !important;
  }

  .nx-shell-nav {
    width: 100% !important;
    justify-content: flex-start !important;
  }
}

/* En celular queda cómodo */
@media (max-width: 640px) {
  .nx-shell-brand small {
    max-width: 260px !important;
  }

  .nx-nav-item,
  .nx-shell-nav a,
  .nx-shell-nav button,
  .nx-user-chip {
    font-size: .82rem !important;
    padding: 8px 10px !important;
  }
}

/* =========================================================
   FIX: LAYOUT DEL SIMULADOR Y CHAT BUBBLES
   ========================================================= */
.negotiation-grid { display: grid !important; grid-template-columns: 1fr 340px !important; gap: 24px !important; align-items: start !important; }
.chat-panel { background: #ffffff !important; border: 1px solid #dbe4ef !important; border-radius: 24px !important; display: flex !important; flex-direction: column !important; box-shadow: 0 16px 40px rgba(15,23,42,0.06) !important; overflow: hidden !important; }
.chat-header { padding: 18px 24px !important; border-bottom: 1px solid #dbe4ef !important; background: #f8fafc !important; }
.chat-window { height: 55vh !important; min-height: 400px !important; overflow-y: auto !important; padding: 24px !important; display: flex !important; flex-direction: column !important; gap: 16px !important; background: #ffffff !important; }
.bubble { max-width: 85% !important; padding: 16px 20px !important; border-radius: 18px !important; line-height: 1.5 !important; font-size: 0.95rem !important; }
.bubble.ai { align-self: flex-start !important; background: #f0fdf4 !important; border: 1px solid #bbf7d0 !important; color: #14532d !important; border-bottom-left-radius: 4px !important; }
.bubble.user { align-self: flex-end !important; background: #eff6ff !important; border: 1px solid #bfdbfe !important; color: #1e3a8a !important; border-bottom-right-radius: 4px !important; }
.composer { padding: 16px 24px !important; border-top: 1px solid #dbe4ef !important; background: #f8fafc !important; display: grid !important; grid-template-columns: auto 1fr auto !important; gap: 12px !important; align-items: end !important; }
.composer textarea { min-height: 54px !important; border-radius: 16px !important; padding: 14px !important; border: 1px solid #cbd5e1 !important; resize: none !important; font-size: 0.95rem !important; }
.audio-btn { width: 54px !important; height: 54px !important; border-radius: 16px !important; background: #e2e8f0 !important; color: #0f172a !important; border: none !important; cursor: pointer !important; font-size: 1.3rem !important; display: grid !important; place-items: center !important; }
.composer .btn { height: 54px !important; border-radius: 16px !important; padding: 0 24px !important; }
.side-stack { display: flex !important; flex-direction: column !important; gap: 16px !important; }
.nx-listen-btn { background: #ffffff !important; border: 1px solid #bbf7d0 !important; color: #166534 !important; padding: 6px 12px !important; font-size: 0.85rem !important; margin-top: 10px !important; }
.nx-listen-btn:hover { background: #dcfce7 !important; }

/* ==========================================================
   LANDING PAGE PREMIUM — v20260601
   ========================================================== */

.lp-page { width: 100%; overflow-x: hidden; }

/* Topbar sobre el hero oscuro */
.lp-topbar {
  width: min(1200px, calc(100% - 48px)) !important;
  margin: 0 auto !important;
  position: relative !important;
  z-index: 10 !important;
}

/* HERO ---------------------------------------------------- */
.lp-hero {
  position: relative;
  padding: 64px 24px 80px;
  text-align: center;
  overflow: hidden;
}
.lp-hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}
.lp-hero-orb-a {
  width: 700px; height: 700px;
  top: -200px; left: 50%;
  transform: translateX(-60%);
  background: radial-gradient(circle, rgba(37,99,235,.28) 0%, transparent 65%);
}
.lp-hero-orb-b {
  width: 500px; height: 500px;
  bottom: -120px; right: 8%;
  background: radial-gradient(circle, rgba(16,185,129,.2) 0%, transparent 65%);
}
.lp-hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
}
.lp-kicker {
  display: inline-block;
  background: rgba(37,99,235,.15);
  border: 1px solid rgba(96,165,250,.3);
  color: #93c5fd;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 30px;
}
.lp-headline {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: #f8fafc;
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: 0 0 22px;
}
.lp-headline-gradient {
  background: linear-gradient(90deg, #60a5fa 0%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lp-subheadline {
  font-size: 1.1rem;
  color: #94a3b8;
  max-width: 580px;
  margin: 0 auto 36px;
  line-height: 1.65;
}
.lp-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.lp-pill {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.13);
  color: #cbd5e1;
  font-size: .82rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

/* STATS BAR ----------------------------------------------- */
.lp-statsbar {
  background: rgba(255,255,255,.05);
  border-top: 1px solid rgba(255,255,255,.07);
  border-bottom: 1px solid rgba(255,255,255,.07);
  padding: 22px 24px;
}
.lp-statsbar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
  max-width: 860px;
  margin: 0 auto;
}
.lp-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.lp-stat-n {
  font-size: 1.55rem;
  font-weight: 900;
  color: #60a5fa;
  line-height: 1;
}
.lp-stat-l {
  font-size: .72rem;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
}
.lp-stat-sep {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,.1);
  flex-shrink: 0;
}

/* FEATURES ------------------------------------------------ */
.lp-features {
  background: #f8fafc;
  padding: 72px 24px 80px;
}
.lp-features-inner {
  max-width: 1120px;
  margin: 0 auto;
}
.lp-features-header {
  text-align: center;
  margin-bottom: 48px;
}
.lp-features-kicker {
  display: inline-block;
  background: #eff6ff;
  color: #2563eb;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.lp-features-title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 900;
  color: #0f172a;
  margin: 0;
  line-height: 1.25;
}
.lp-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.lp-feat-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 22px;
  padding: 32px 28px;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.lp-feat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(15,23,42,.1);
  border-color: #bfdbfe;
}
.lp-feat-icon-wrap {
  font-size: 1.6rem;
  width: 52px; height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.lp-feat-icon-blue   { background: #eff6ff; }
.lp-feat-icon-violet { background: #f5f3ff; }
.lp-feat-icon-green  { background: #f0fdf4; }
.lp-feat-icon-amber  { background: #fffbeb; }
.lp-feat-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 10px;
}
.lp-feat-desc {
  font-size: .9rem;
  color: #64748b;
  line-height: 1.65;
  margin: 0;
}

/* SCENARIOS ----------------------------------------------- */
.lp-scenarios {
  background: #0f172a;
  padding: 72px 24px 80px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.lp-scenarios-inner {
  max-width: 1120px;
  margin: 0 auto;
  text-align: center;
}
.lp-scenarios-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 40px;
  text-align: left;
}
.lp-scenario-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  padding: 20px 24px;
  transition: background .2s, border-color .2s;
}
.lp-scenario-card:hover {
  background: rgba(37,99,235,.1);
  border-color: rgba(96,165,250,.3);
}
.lp-scenario-num {
  font-size: 1.4rem;
  font-weight: 900;
  color: #3b82f6;
  min-width: 36px;
  line-height: 1;
}
.lp-scenario-body { flex: 1; }
.lp-scenario-body h4 {
  font-size: .95rem;
  font-weight: 800;
  color: #f1f5f9;
  margin: 0 0 4px;
}
.lp-scenario-body p {
  font-size: .82rem;
  color: #64748b;
  margin: 0;
}
.lp-scenario-tag {
  font-size: .7rem;
  font-weight: 700;
  background: rgba(96,165,250,.15);
  color: #93c5fd;
  border: 1px solid rgba(96,165,250,.25);
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* AUTH ---------------------------------------------------- */
.lp-auth-section {
  background: #fff;
  padding: 72px 24px 88px;
}
.lp-auth-inner {
  max-width: 960px;
  margin: 0 auto;
}
.lp-auth-heading-block {
  text-align: center;
  margin-bottom: 40px;
}
.lp-auth-title {
  font-size: 2rem;
  font-weight: 900;
  color: #0f172a;
  margin: 0 0 8px;
}
.lp-auth-sub {
  color: #64748b;
  font-size: .95rem;
  margin: 0;
}
.lp-auth-override {
  max-width: 100% !important;
}
.lp-auth-card-highlight {
  border-color: #bfdbfe !important;
  box-shadow: 0 0 0 4px rgba(37,99,235,.08) !important;
}

/* FOOTER -------------------------------------------------- */
.lp-footer {
  background: #020617;
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 32px 24px;
  text-align: center;
}
.lp-footer-inner { max-width: 1200px; margin: 0 auto; }
.lp-footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 8px;
  color: #f8fafc;
  font-size: 1rem;
}
.lp-footer-logo {
  background: linear-gradient(135deg,#2563eb,#7c3aed);
  color: #fff;
  width: 32px; height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: .95rem;
}
.lp-footer-tag {
  font-size: .78rem;
  color: #475569;
  margin: 0;
}

/* ==========================================================
   EVALUACIÓN — Anillos SVG v20260601
   ========================================================== */

.neval-wrap {
  animation: neval-in .45s ease both;
}
@keyframes neval-in {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: none; }
}

/* Estado de carga */
.neval-loading {
  padding: 56px 24px;
  text-align: center;
}
.neval-loading-icon { font-size: 2.6rem; margin-bottom: 16px; }
.neval-loading-text {
  font-size: 1rem;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 20px;
}
.neval-loading-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
}
.neval-loading-dots span {
  width: 8px; height: 8px;
  background: #2563eb;
  border-radius: 50%;
  animation: neval-dot 1.2s ease-in-out infinite;
}
.neval-loading-dots span:nth-child(2) { animation-delay: .2s; }
.neval-loading-dots span:nth-child(3) { animation-delay: .4s; }
@keyframes neval-dot {
  0%, 80%, 100% { transform: scale(.6); opacity: .4; }
  40% { transform: scale(1); opacity: 1; }
}

/* Header de evaluación */
.neval-header {
  text-align: center;
  margin-bottom: 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.neval-level-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg,#2563eb,#7c3aed);
  color: #fff;
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 10px 22px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(37,99,235,.3);
}
.neval-avg-badge {
  font-size: 1rem;
  font-weight: 800;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 8px 18px;
  border-radius: 999px;
}

/* Grid de anillos */
.neval-rings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.neval-ring-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 22px;
  padding: 24px 12px 20px;
  transition: box-shadow .3s, transform .2s;
}
.neval-ring-card:hover { transform: translateY(-3px); }
.neval-ring-wrap {
  position: relative;
  width: 110px;
  height: 110px;
}
.neval-ring-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.neval-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.neval-ring-score {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}
.neval-ring-denom {
  font-size: .78rem;
  font-weight: 700;
  color: #94a3b8;
  margin-top: 1px;
}
.neval-ring-label {
  font-size: .72rem;
  font-weight: 700;
  color: #475569;
  margin-top: 14px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* Tarjetas de feedback */
.neval-feedback-card {
  padding: 20px 24px;
  border-radius: 18px;
  margin-bottom: 14px;
}
.neval-green {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
}
.neval-blue {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
}
.neval-feedback-title {
  font-size: 1rem;
  font-weight: 800;
  margin: 0 0 8px;
}
.neval-green .neval-feedback-title { color: #166534; }
.neval-blue  .neval-feedback-title { color: #1d4ed8; }
.neval-feedback-text {
  font-size: .95rem;
  line-height: 1.65;
  margin: 0;
}
.neval-green .neval-feedback-text { color: #14532d; }
.neval-blue  .neval-feedback-text { color: #1e3a8a; }

/* Responsive ------------------------------------------------ */
@media (max-width: 768px) {
  .lp-headline { font-size: 2rem; }
  .lp-statsbar-inner { gap: 20px; }
  .lp-features-grid { grid-template-columns: 1fr; }
  .lp-scenario-card { flex-wrap: wrap; }
  .neval-rings-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 480px) {
  .lp-stat-sep { display: none; }
  .lp-statsbar-inner { gap: 14px; }
  .neval-rings-grid { grid-template-columns: repeat(2,1fr); }
}

/* ==========================================================
   SCREEN TRANSITIONS — v20260601
   ========================================================== */

@keyframes nx-screen-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
.screen.active {
  animation: nx-screen-in .3s cubic-bezier(.25,.8,.25,1) both !important;
}

/* ==========================================================
   SETUP CONTROLS (toggle difficulty / mode) — v20260601
   ========================================================== */

.nx-setup-controls {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding: 20px 22px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
}
.nx-setup-control-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nx-setup-control-label {
  font-size: .78rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.nx-toggle-group {
  display: flex;
  background: #e2e8f0;
  border-radius: 11px;
  padding: 3px;
  gap: 2px;
}
.nx-toggle-btn {
  padding: 8px 16px;
  border: none;
  background: transparent;
  border-radius: 9px;
  font-size: .85rem;
  font-weight: 600;
  color: #64748b;
  cursor: pointer;
  transition: background .15s, color .15s, box-shadow .15s;
  white-space: nowrap;
}
.nx-toggle-btn.active {
  background: #fff;
  color: #0f172a;
  box-shadow: 0 2px 8px rgba(15,23,42,.1);
}
.nx-toggle-green.active { color: #16a34a !important; }
.nx-toggle-blue.active  { color: #2563eb !important; }

/* ==========================================================
   BRIEFING SCREEN PREMIUM — v20260601
   ========================================================== */

.nx-briefing-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e2e8f0;
}
.nx-briefing-hero-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nx-briefing-icon {
  font-size: 2.4rem;
  line-height: 1;
  flex-shrink: 0;
}
.nx-briefing-kicker {
  font-size: .72rem;
  font-weight: 700;
  color: #2563eb;
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 4px;
}
.nx-briefing-title {
  font-size: 1.4rem;
  font-weight: 900;
  color: #0f172a;
  margin: 0;
}
.nx-briefing-role-badge {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 14px;
  padding: 10px 16px;
  flex-shrink: 0;
}
.nx-briefing-role-label {
  font-size: .68rem;
  font-weight: 700;
  color: #2563eb;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.nx-briefing-role-name {
  font-size: .9rem;
  font-weight: 800;
  color: #1e3a8a;
}
.nx-briefing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.nx-briefing-card {
  border-radius: 18px;
  padding: 20px 20px 22px;
  border: 1px solid transparent;
}
.nx-briefing-blue {
  background: #eff6ff;
  border-color: #bfdbfe;
}
.nx-briefing-amber {
  background: #fffbeb;
  border-color: #fde68a;
}
.nx-briefing-card-icon {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.nx-briefing-card-title {
  font-size: .82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0 0 10px;
}
.nx-briefing-blue  .nx-briefing-card-title { color: #1d4ed8; }
.nx-briefing-amber .nx-briefing-card-title { color: #92400e; }
.nx-briefing-card-body {
  font-size: .93rem;
  color: #0f172a;
  line-height: 1.6;
  margin: 0;
}
.nx-briefing-list {
  padding-left: 18px;
  margin: 0;
  font-size: .93rem;
  color: #0f172a;
  line-height: 1.7;
}
.nx-briefing-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}
.nx-briefing-start-btn {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  border: none;
  border-radius: 14px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: opacity .15s, transform .15s, box-shadow .15s;
  box-shadow: 0 6px 20px rgba(37,99,235,.3);
}
.nx-briefing-start-btn:hover {
  opacity: .92;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(37,99,235,.35);
}
.nx-briefing-back-btn {
  background: transparent;
  color: #64748b;
  border: 1.5px solid #e2e8f0;
  border-radius: 14px;
  padding: 13px 22px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.nx-briefing-back-btn:hover {
  background: #f8fafc;
  color: #0f172a;
}

/* ==========================================================
   CHAT HEADER PREMIUM — v20260601
   ========================================================== */

.nx-chat-header-premium {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  padding: 16px 20px !important;
}
.nx-chat-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nx-chat-header-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 3px rgba(16,185,129,.2);
  animation: nx-pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes nx-pulse {
  0%,100% { box-shadow: 0 0 0 3px rgba(16,185,129,.2); }
  50%      { box-shadow: 0 0 0 6px rgba(16,185,129,.08); }
}
.nx-chat-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nx-chat-diff-badge {
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  color: #475569;
}
.nx-diff-facil   { color: #16a34a !important; background: #f0fdf4 !important; border-color: #bbf7d0 !important; }
.nx-diff-medio   { color: #92400e !important; background: #fffbeb !important; border-color: #fde68a !important; }
.nx-diff-dificil { color: #991b1b !important; background: #fef2f2 !important; border-color: #fecaca !important; }
.nx-chat-turn-badge {
  font-size: .72rem;
  font-weight: 700;
  color: #64748b;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 3px 10px;
  border-radius: 999px;
}

/* Send button premium */
.nx-send-btn {
  height: 54px !important;
  padding: 0 20px !important;
  border-radius: 16px !important;
  background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
  color: #fff !important;
  border: none !important;
  cursor: pointer !important;
  font-weight: 800 !important;
  font-size: .9rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  transition: opacity .15s, transform .15s !important;
  box-shadow: 0 4px 14px rgba(37,99,235,.3) !important;
}
.nx-send-btn:hover { opacity: .9; transform: translateY(-1px); }
.nx-send-btn:disabled { opacity: .5 !important; transform: none !important; cursor: not-allowed !important; }
.nx-send-icon { font-size: 1rem; font-weight: 900; }
.nx-send-loading .nx-send-label { opacity: 0; }
.nx-send-loading .nx-send-icon  { opacity: 0; }

/* Typing indicator in chat */
.nx-typing-indicator {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 2px 4px;
}
.nx-typing-dot {
  width: 8px; height: 8px;
  background: #94a3b8;
  border-radius: 50%;
  animation: nx-typing 1.2s ease-in-out infinite;
}
.nx-typing-dot:nth-child(2) { animation-delay: .18s; }
.nx-typing-dot:nth-child(3) { animation-delay: .36s; }
@keyframes nx-typing {
  0%,80%,100% { transform: scale(.55); opacity: .4; }
  40%          { transform: scale(1);   opacity: 1; }
}

/* Close negotiation panel */
.nx-close-panel {
  background: #fff;
  border: 1.5px solid #bfdbfe;
  border-radius: 18px;
  padding: 18px 18px 20px;
}
.nx-close-panel-title {
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: #1e3a8a;
  margin-bottom: 12px;
}
.nx-close-panel-btns {
  display: grid;
  gap: 8px;
}
.nx-close-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  border: none;
  border-radius: 12px;
  padding: 11px 14px;
  font-size: .88rem;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  transition: transform .12s, opacity .12s;
}
.nx-close-btn:hover { transform: translateY(-1px); opacity: .9; }
.nx-close-acuerdo {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  box-shadow: 0 4px 12px rgba(16,185,129,.25);
}
.nx-close-sin {
  background: #fffbeb;
  color: #92400e;
  border: 1.5px solid #fde68a !important;
}
.nx-close-ruptura {
  background: #fef2f2;
  color: #991b1b;
  border: 1.5px solid #fecaca !important;
}

/* ==========================================================
   SCENARIO CARDS PREMIUM — v20260601
   ========================================================== */

.nx-sc-card {
  background: #fff;
  border: 1.5px solid #e2e8f0;
  border-radius: 20px;
  padding: 24px 20px 20px;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s, border-color .18s;
  display: flex;
  flex-direction: column;
  gap: 10px;
  outline: none;
}
.nx-sc-card:hover, .nx-sc-card:focus {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(37,99,235,.12);
  border-color: #93c5fd;
}
.nx-sc-top {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nx-sc-icon {
  font-size: 1.5rem;
  line-height: 1;
}
.nx-sc-num {
  font-size: .72rem;
  font-weight: 800;
  color: #2563eb;
  letter-spacing: .05em;
}
.nx-sc-tag {
  font-size: .68rem;
  font-weight: 700;
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #bfdbfe;
  padding: 2px 9px;
  border-radius: 999px;
  margin-left: auto;
}
.nx-sc-title {
  font-size: .98rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.35;
}
.nx-sc-roles {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.nx-sc-role {
  font-size: .74rem;
  color: #475569;
  font-weight: 600;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 3px 10px;
  border-radius: 999px;
}
.nx-sc-vs {
  font-size: .68rem;
  font-weight: 900;
  color: #94a3b8;
  text-transform: uppercase;
}
.nx-sc-cta {
  font-size: .82rem;
  font-weight: 700;
  color: #2563eb;
  margin-top: 4px;
}

/* Evaluation screen header */
.neval-screen-header {
  text-align: center;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid #e2e8f0;
}
.neval-screen-badge {
  font-size: 2.2rem;
  margin-bottom: 10px;
}
.neval-screen-title {
  font-size: 1.7rem;
  font-weight: 900;
  color: #0f172a;
  margin: 0;
  letter-spacing: -.01em;
}
@media (max-width: 960px) { .negotiation-grid { grid-template-columns: 1fr !important; } }

/* Home contrast and language polish ---------------------------------- */
.lp-page {
  background: #07111f !important;
}
.lp-hero {
  background: linear-gradient(180deg, #07111f 0%, #0b182a 58%, #0f172a 100%) !important;
}
.lp-kicker {
  background: rgba(219,234,254,.13) !important;
  border-color: rgba(147,197,253,.55) !important;
  color: #dbeafe !important;
}
.lp-headline {
  color: #ffffff !important;
}
.lp-subheadline {
  color: #e2e8f0 !important;
}
.lp-pill {
  background: rgba(248,250,252,.12) !important;
  border-color: rgba(226,232,240,.32) !important;
  color: #f8fafc !important;
}
.lp-statsbar {
  background: #0f172a !important;
  border-top-color: rgba(226,232,240,.12) !important;
  border-bottom-color: rgba(226,232,240,.12) !important;
}
.lp-stat-l {
  color: #cbd5e1 !important;
}
.lp-scenarios {
  background: #07111f !important;
}
.lp-scenarios .lp-features-kicker {
  background: rgba(219,234,254,.12) !important;
  color: #dbeafe !important;
  border: 1px solid rgba(147,197,253,.42) !important;
}
.lp-scenarios-title {
  color: #ffffff !important;
}
.lp-scenario-card {
  background: rgba(248,250,252,.08) !important;
  border-color: rgba(226,232,240,.18) !important;
}
.lp-scenario-card:hover {
  background: rgba(37,99,235,.18) !important;
  border-color: rgba(147,197,253,.48) !important;
}
.lp-scenario-num {
  color: #93c5fd !important;
}
.lp-scenario-body h4 {
  color: #ffffff !important;
}
.lp-scenario-body p {
  color: #cbd5e1 !important;
}
.lp-scenario-tag {
  background: rgba(147,197,253,.18) !important;
  color: #dbeafe !important;
  border-color: rgba(147,197,253,.42) !important;
}
.lp-footer-tag {
  color: #cbd5e1 !important;
}