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500)}@media(max-width:768px){.icon-rail,.panel-container{display:none!important}}.center-chat-inner{display:flex;flex-direction:column;height:100%;overflow:hidden}.panel-chat{flex:1;display:flex;flex-direction:column;min-height:0;position:relative}.chat-thread{flex:1;overflow-y:auto;padding:var(--panel-pad-main, 20px) var(--panel-pad-main, 20px) var(--gap-list, 8px);display:flex;flex-direction:column;gap:var(--gap-messages, 16px);scroll-behavior:smooth;position:relative}.bubble-row{display:flex;gap:var(--chat-row-gap, 6px);animation:bubbleAppear .3s ease-out}.bubble-row.fade-in{animation:bubbleFadeIn .4s ease-out}.row-user{justify-content:flex-end;padding-right:var(--user-bubble-indent-right, 14px)}.row-assistant{justify-content:flex-start;padding-left:var(--assistant-bubble-indent-left, 14px)}.bubble-user{max-width:75%;padding:var(--chat-bubble-pad-y, 12px) var(--chat-bubble-pad-x, 16px);border-radius:var(--bubble-radius, 20px) var(--bubble-radius, 20px) var(--bubble-tail-radius, 4px) var(--bubble-radius, 20px);background:linear-gradient(135deg,var(--bubble-user-grad-start),var(--bubble-user-grad-end));color:var(--bubble-user-text, #e5f0ff);box-shadow:var(--bubble-user-shadow);font-size:var(--text-base);line-height:var(--leading-normal);word-break:break-word;text-shadow:0 1px 2px rgba(0,0,0,.1)}.bubble-assistant{max-width:85%;padding:var(--chat-bubble-pad-y, 12px) var(--chat-bubble-pad-x, 16px);border-radius:var(--bubble-radius, 20px) var(--bubble-radius, 20px) var(--bubble-radius, 20px) var(--bubble-tail-radius, 4px);background:var(--bubble-assistant-bg, #0a0f1a);color:var(--bubble-assistant-text, #d1d5db);border:1px solid var(--border-soft);box-shadow:var(--elev-0, 0 1px 3px rgba(0,0,0,.12));font-size:var(--text-base);font-weight:var(--weight-normal);line-height:var(--leading-relaxed);word-break:break-word}.bubble-assistant.mode-literal{background:#3b82f60f;border-left:3px solid var(--mode-color-literal, #3B82F6)}.bubble-assistant.mode-technical{background:#10b9810f;border-left:3px solid var(--mode-color-technical, #10B981)}.bubble-assistant.mode-nexus{background:#7f1d1d12;border-left:3px solid var(--mode-color-nexus, #7F1D1D)}:root[data-theme=dark] .bubble-assistant.mode-literal{background:#3b82f61a}:root[data-theme=dark] .bubble-assistant.mode-technical{background:#10b9811a}:root[data-theme=dark] .bubble-assistant.mode-nexus{background:#7f1d1d1f}.bubble-mode-label{font-size:var(--text-2xs);font-weight:var(--weight-semibold);text-transform:uppercase;color:var(--accent-2);margin-bottom:6px;letter-spacing:.5px}.bubble-text h2,.bubble-text h3,.bubble-text h4{font-size:var(--text-base);font-weight:var(--weight-semibold);color:var(--text-strong);margin:10px 0 4px}.bubble-text h2{font-size:var(--text-md)}.bubble-text h3{font-size:var(--text-base)}.bubble-text strong{color:var(--text-strong);font-weight:var(--weight-semibold)}.bubble-text p{margin:0 0 8px}.bubble-text p:last-child{margin-bottom:0}.bubble-text ul,.bubble-text ol{margin:4px 0 8px;padding-left:20px}.bubble-text li{margin-left:0;margin-bottom:2px}.bubble-text li p{margin:0}.bubble-text li>ul,.bubble-text li>ol{margin:2px 0}.bubble-text .katex-display,.bubble-text .stream-latex-block{margin:6px 0}.bubble-text .code-block{background:var(--surface-code, #0a0f1a);border:1px solid var(--code-border, rgba(59,130,246,.3));border-radius:var(--radius-xs, 8px);padding:10px 12px;margin:8px 0;overflow-x:auto;font-family:var(--font-mono);font-size:var(--text-sm);line-height:var(--leading-normal)}.bubble-text .inline-code{background:var(--surface-3);padding:1px 5px;border-radius:4px;font-family:var(--font-mono);font-size:var(--text-sm)}.quote-block{display:flex;gap:8px;margin-bottom:8px;padding:6px 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var(--accent))}.streaming-text{max-height:300px;overflow-y:auto}.stream-cursor{display:inline-block;width:2px;height:14px;background:var(--accent);margin-left:2px;vertical-align:text-bottom;animation:cursorBlink .8s ease-in-out infinite}@keyframes cursorBlink{0%,to{opacity:1}50%{opacity:0}}.nexa-thinking-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md, 14px);padding:12px 16px;backdrop-filter:blur(var(--glass-blur, 16px));-webkit-backdrop-filter:blur(var(--glass-blur, 16px));max-width:320px;transition:all .3s ease}.nexa-thinking-card.collapsed{padding:6px 12px;opacity:.6;max-width:200px}.thinking-header{display:flex;align-items:center;gap:8px}.thinking-pulse{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:thinkingPulse 1.5s ease-in-out infinite}@keyframes thinkingPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.thinking-label{font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--accent-2);text-transform:uppercase;letter-spacing:.5px}.thinking-body{margin-top:8px}.thinking-message{font-size:var(--text-sm);color:var(--text-muted)}.thinking-progress-bar{height:3px;background:var(--surface-3);border-radius:2px;margin-top:8px;overflow:hidden}.thinking-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:2px;transition:width .3s ease}.thinking-detail{font-size:var(--text-xs);color:var(--muted);margin-top:4px}.welcome-hero{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center}.welcome-title{font-size:var(--text-lg);font-weight:var(--weight-bold);color:var(--heading);margin:0 0 8px;animation:fadeUp .5s var(--ease-spring, cubic-bezier(.16, 1, .3, 1)) both}.welcome-subtitle{font-size:var(--text-base);color:var(--muted);max-width:480px;line-height:var(--leading-normal);margin:0 0 28px;animation:fadeUp .5s var(--ease-spring, cubic-bezier(.16, 1, .3, 1)) .1s both}.welcome-disclaimer{font-size:var(--text-2xs, 11px);color:var(--text-muted, #9ca3af);text-align:center;margin:20px 0 0;opacity:.7}.welcome-suggestions{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;max-width:600px;width:100%}.welcome-suggestion-card{display:flex;align-items:center;gap:10px;padding:var(--panel-pad-compact, 12px) var(--panel-pad-secondary, 16px);border-radius:var(--btn-secondary-radius, 10px);background:var(--glass-bg);border:1px solid var(--glass-border);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));font-size:var(--btn-secondary-font, 13px);color:var(--text);text-align:left;cursor:pointer;transition:all var(--transition-base, .25s) var(--ease-spring);animation:fadeUp .5s var(--ease-spring) both}.welcome-suggestion-card:nth-child(1){animation-delay:.15s}.welcome-suggestion-card:nth-child(2){animation-delay:.25s}.welcome-suggestion-card:nth-child(3){animation-delay:.35s}.welcome-suggestion-card:nth-child(4){animation-delay:.45s}.welcome-suggestion-card:hover{background:var(--glass-bg-strong);border-color:var(--blue-primary, var(--accent));transform:translateY(-3px);box-shadow:0 8px 24px var(--blue-shadow, rgba(37,99,235,.12))}.wsc-icon{font-size:18px;flex-shrink:0;display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;background:var(--accent-soft)}.scroll-bottom-btn{position:sticky;bottom:8px;align-self:center;width:var(--scroll-bottom-btn-d, 38px);height:var(--scroll-bottom-btn-d, 38px);border-radius:50%;background:var(--glass-bg-strong);border:1px solid var(--glass-border);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));font-size:var(--scroll-bottom-btn-font, 18px);color:var(--text);display:flex;align-items:center;justify-content:center;box-shadow:var(--elev-2);cursor:pointer;transition:all var(--transition-fast, .15s) ease;z-index:10}.scroll-bottom-btn:hover{background:var(--blue-soft, var(--accent-soft));color:var(--blue-primary, var(--accent));transform:scale(1.05)}@keyframes bubbleAppear{0%{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes bubbleFadeIn{0%{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.bubble-summary-intro{font-size:var(--text-sm-plus);line-height:var(--leading-relaxed);color:var(--text);margin-bottom:12px}.bubble-section-chips{display:flex;flex-direction:column;align-items:flex-start;gap:4px;margin-bottom:12px}.bubble-section-chip{display:inline-flex;align-items:center;gap:var(--gap-inline, 6px);padding:var(--btn-secondary-pad, 6px 14px);height:var(--btn-secondary-h, 32px);border-radius:var(--btn-secondary-radius, 10px);background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));font-size:var(--btn-secondary-font, 13px);color:var(--text);cursor:pointer;transition:all var(--transition-base, .25s) var(--ease-spring)}.chip-num{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--blue-primary, var(--accent));color:#fff;font-size:var(--text-2xs);font-weight:var(--weight-semibold);flex-shrink:0;box-shadow:0 1px 3px var(--blue-shadow, rgba(37,99,235,.3))}.chip-label{font-weight:var(--weight-medium)}.view-analysis-btn{display:inline-flex;align-items:center;gap:var(--gap-inline, 6px);padding:var(--btn-secondary-pad, 6px 14px);height:var(--btn-secondary-h, 32px);border-radius:var(--btn-primary-radius, 10px);background:var(--gradient-primary, linear-gradient(135deg, var(--primary-grad-start), var(--primary-grad-end)));color:var(--primary-text);font-size:var(--btn-secondary-font, 13px);font-weight:var(--btn-secondary-weight, 500);border:none;box-shadow:0 2px 8px var(--blue-shadow, rgba(37,99,235,.25));transition:all var(--transition-fast, .15s) ease;cursor:pointer;margin-top:4px}.view-analysis-btn:hover{box-shadow:0 4px 16px var(--blue-shadow-hover, rgba(37,99,235,.4));transform:translateY(-1px)}.answer-suggested{margin-top:12px;padding-top:10px;border-top:1px solid var(--border-soft)}.answer-suggested-title{font-size:var(--text-2xs);font-weight:var(--weight-semibold);text-transform:uppercase;color:var(--muted);letter-spacing:.5px;margin-bottom:6px}.answer-suggested-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.answer-suggested-btn{display:block;width:100%;text-align:left;padding:var(--btn-secondary-pad, 6px 14px);border-radius:var(--btn-secondary-radius, 10px);background:var(--glass-bg);border:1px solid var(--glass-border);font-size:var(--btn-secondary-font, 13px);color:var(--accent-2);cursor:pointer;transition:all var(--transition-fast, .15s) ease}.answer-suggested-btn:hover{background:var(--blue-soft, var(--accent-soft));border-color:var(--blue-primary, var(--accent))}.msg-action-bar{display:flex;gap:4px;margin-top:8px;opacity:0;transition:opacity .15s}.bubble-row:hover .msg-action-bar{opacity:1}.msg-action-btn{width:var(--btn-icon-size, 36px);height:var(--btn-icon-size, 36px);display:flex;align-items:center;justify-content:center;border-radius:var(--btn-icon-radius, 8px);color:var(--muted);background:transparent;border:none;cursor:pointer;transition:all var(--transition-fast, .15s) ease}.msg-action-btn:hover{background:var(--blue-soft, var(--accent-soft));color:var(--blue-primary, var(--accent))}.msg-action-btn.liked{color:var(--blue-primary, var(--accent))}.calculista-indicator{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--radius-pill);background:var(--status-high-bg);border:1px solid var(--status-high-border);font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--status-high-text);margin-bottom:8px}.art-ref{color:var(--accent-1);text-decoration:underline;text-decoration-style:dotted;cursor:pointer;font-weight:var(--weight-medium);transition:color .15s}.art-ref:hover{color:var(--accent-2);text-decoration-style:solid}.cross-ref-ext{color:var(--text-secondary, #6b7280);text-decoration:underline;text-decoration-style:dotted;text-decoration-color:var(--border, #cbd5e1);text-underline-offset:2px;cursor:default;font-weight:var(--weight-medium);opacity:.82}.cross-ref-ext:hover{opacity:1}.answer-sections{display:flex;flex-direction:column;gap:4px}.ts-accordion{border:1px solid var(--border-soft);border-radius:var(--radius-xs);overflow:hidden}.ts-accordion summary{padding:8px 12px;background:var(--surface-2);cursor:pointer;font-size:var(--text-sm-plus);color:var(--text-strong);list-style:none;display:flex;align-items:center;gap:8px}.ts-accordion summary::-webkit-details-marker{display:none}.ts-accordion summary:before{content:"▶";font-size:8px;transition:transform .2s;color:var(--muted)}.ts-accordion[open] summary:before{transform:rotate(90deg)}.ts-acc-body{padding:10px 12px;font-size:var(--text-sm-plus);line-height:var(--leading-relaxed)}.ts-acc-body p{margin:0 0 8px}.answer-section{margin-bottom:12px}.answer-section-title{font-size:var(--text-sm);font-weight:var(--weight-semibold);text-transform:uppercase;color:var(--accent-2);letter-spacing:.5px;margin-bottom:6px;padding-bottom:4px;border-bottom:1px solid var(--border-soft)}.answer-section-body{font-size:var(--text-sm-plus);line-height:var(--leading-relaxed)}.answer-section-body p{margin:0 0 8px}.rp-section{margin-bottom:var(--panel-pad-secondary, 16px)}.rp-section table,.bubble-assistant table{width:100%;border-collapse:collapse;margin:12px 0;font-size:13px}.rp-section table th,.bubble-assistant table th{background:var(--surface-3, #f0f4f8);padding:8px 12px;text-align:left;font-weight:600;border-bottom:2px solid var(--border-soft);font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}.rp-section table td,.bubble-assistant table td{padding:8px 12px;border-bottom:1px solid var(--border-soft);vertical-align:top}.rp-section table tr:nth-child(2n),.bubble-assistant table tr:nth-child(2n){background:var(--surface-3, rgba(255,255,255,.03))}:root[data-theme=dark] .rp-section table th,:root[data-theme=dark] .bubble-assistant table th{background:var(--surface-2, #1e293b)}.rp-section table:first-child{margin-top:0}.rp-section>br:first-child,.rp-section>p:empty:first-child{display:none}.rp-section,.bubble-assistant{overflow-x:auto}.rp-section-title{font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;color:var(--muted);letter-spacing:.5px;margin-bottom:var(--gap-list, 8px)}.rp-trace-card{display:flex;align-items:center;justify-content:space-between;padding:var(--btn-secondary-pad, 6px 14px);border-radius:var(--btn-secondary-radius, 10px);background:var(--surface-2);border:1px solid var(--border-soft);cursor:pointer;font-size:var(--btn-pill-font, 12px)}.rp-trace-card:hover{border-color:var(--blue-primary, var(--accent))}.rp-trace-clickable{cursor:pointer;transition:all var(--transition-fast, .15s) ease}.rp-trace-clickable:hover{border-color:var(--blue-primary, var(--accent));background:var(--glass-bg);box-shadow:0 2px 8px var(--blue-shadow, rgba(37,99,235,.15))}.rp-trace-clickable:hover .trace-status-pill{transform:scale(1.05)}.rp-analysis-card{margin-bottom:var(--gap-list, 8px);border:1px solid var(--border-soft);border-left:3px solid transparent;border-radius:var(--btn-secondary-radius, 10px);overflow:hidden;transition:border-color var(--transition-fast, .15s) ease,box-shadow var(--transition-fast, .15s) ease}.rp-analysis-card:hover{border-left-color:var(--blue-primary, var(--accent));box-shadow:var(--elev-0, 0 1px 3px rgba(0,0,0,.12))}.rp-analysis-card-head{display:flex;align-items:center;gap:var(--gap-list, 8px);padding:9px var(--panel-pad-compact, 12px);background:var(--surface-2);font-size:var(--btn-secondary-font, 13px);font-weight:var(--weight-semibold);color:var(--text-strong)}.card-num{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--blue-primary, var(--accent));color:#fff;font-size:var(--text-xs);font-weight:var(--weight-semibold);flex-shrink:0;box-shadow:0 1px 3px var(--blue-shadow, rgba(37,99,235,.3))}.rp-analysis-card-body{padding:10px var(--panel-pad-compact, 12px);font-size:var(--text-base);line-height:var(--leading-relaxed)}.rp-analysis-card-body p{margin:0 0 var(--gap-list, 8px)}.rp-analysis-card-body>*:first-child{margin-top:0!important;padding-top:0!important}.rp-analysis-card-body>br:first-child{display:none}.rp-analysis-card-body>p:empty:first-child{display:none}.rp-analysis-card-body>div:first-child{margin-top:0;padding-top:0}.rp-analysis-card-body table:first-child{margin-top:0!important}.rp-analysis-card-body>p:first-child:has(>table:only-child){margin:0;padding:0}.rp-analysis-card-body br+table,.rp-analysis-card-body p:empty+table,.rp-analysis-card-body p:empty+br+table{margin-top:0!important}.rp-analysis-card-body br:has(~table:first-of-type),.rp-analysis-card-body 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var(--border-soft);flex-shrink:0}.m-sheet-handle{position:absolute;top:6px;left:50%;transform:translate(-50%);width:36px;height:4px;border-radius:2px;background:var(--border)}.m-sheet-title{flex:1;font-size:var(--text-base);font-weight:var(--weight-semibold);color:var(--text-strong);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.m-sheet-close{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:var(--text-md-plus);color:var(--muted);flex-shrink:0;transition:background .15s}.m-sheet-close:hover{background:var(--accent-soft)}.m-sheet-body{flex:1;overflow-y:auto;padding:12px 16px 24px;font-size:var(--text-sm-plus);line-height:var(--leading-normal)}.rp-resize-handle{position:relative;width:8px;cursor:col-resize;z-index:25;flex-shrink:0;display:flex;align-items:center;justify-content:center}.rp-resize-handle:before{content:"";position:absolute;top:0;bottom:0;width:1px;background:var(--border-soft);transition:background var(--transition-fast, .15s),width var(--transition-fast, .15s)}.resize-grip{width:4px;height:32px;border-radius:2px;background:var(--border);opacity:0;transition:opacity var(--transition-fast, .15s),background var(--transition-fast, .15s)}.rp-resize-handle:hover .resize-grip{opacity:1;background:var(--blue-primary, var(--accent))}.rp-resize-handle:hover:before{background:var(--blue-primary, var(--accent));width:2px}.rp-resize-handle.dragging .resize-grip{opacity:1;background:var(--blue-primary, var(--accent));height:48px}.rp-resize-handle.dragging:before{background:var(--blue-primary, var(--accent));width:2px}.auth-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px;background:var(--bg);position:relative}.auth-card{width:100%;max-width:400px;background:var(--surface-1);border:1px solid var(--glass-border-soft);border-radius:var(--radius-lg, 16px);padding:36px 32px 28px;box-shadow:0 4px 24px #0000001f}.auth-header{text-align:center;margin-bottom:28px}.auth-logo{height:40px;margin-bottom:12px}[data-theme=dark] .auth-logo-light{display:none}[data-theme=dark] .auth-logo-dark{display:inline-block}[data-theme=light] .auth-logo-dark{display:none}[data-theme=light] .auth-logo-light{display:inline-block}.auth-subtitle{font-size:13px;color:var(--muted);line-height:var(--leading-normal);margin:0}.auth-form-container{display:flex;flex-direction:column;gap:16px}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-label{font-size:12px;font-weight:var(--weight-semibold);color:var(--text);letter-spacing:.02em}.auth-input{width:100%;padding:10px 14px;font-size:var(--text-base);font-family:inherit;color:var(--text);background:var(--bg);border:1px solid var(--glass-border-soft);border-radius:var(--btn-primary-radius, 10px);outline:none;transition:border-color var(--transition-fast, .15s),box-shadow var(--transition-fast, .15s);box-sizing:border-box}.auth-input:focus{border-color:var(--accent-1);box-shadow:0 0 0 3px #38bdf826}.auth-input::placeholder{color:var(--muted);opacity:.6}.auth-input:disabled{opacity:.5;cursor:not-allowed}.auth-btn{width:100%;padding:var(--btn-primary-pad, 10px 20px);font-size:var(--btn-primary-font, 14px);font-weight:var(--btn-primary-weight, 600);font-family:inherit;border:none;border-radius:var(--btn-primary-radius, 10px);cursor:pointer;transition:all var(--transition-base, .25s) var(--ease-spring);display:flex;align-items:center;justify-content:center;gap:8px;height:var(--btn-primary-h, 40px);min-height:var(--btn-primary-h, 40px)}.auth-btn-primary{background:var(--gradient-primary, linear-gradient(135deg, var(--accent-1), var(--accent-2)));color:#fff;box-shadow:0 2px 8px var(--blue-shadow, rgba(37,99,235,.25))}.auth-btn-primary:hover:not(:disabled){box-shadow:0 4px 16px var(--blue-shadow-hover, rgba(37,99,235,.4));transform:translateY(-2px)}.auth-btn-primary:active:not(:disabled){transform:translateY(0)}.auth-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.auth-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:authSpin .6s linear infinite}@keyframes authSpin{to{transform:rotate(360deg)}}.auth-error{display:flex;align-items:center;gap:8px;padding:10px 12px;background:#ef444414;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-sm, 8px);font-size:13px;color:#ef4444;line-height:var(--leading-tight)}.auth-error-icon{flex-shrink:0;width:20px;height:20px;border-radius:50%;background:#ef444426;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:var(--weight-bold)}.auth-error-close{flex-shrink:0;margin-left:auto;background:none;border:none;color:#ef4444;cursor:pointer;font-size:var(--text-base);padding:2px;opacity:.6}.auth-error-close:hover{opacity:1}.auth-footer{text-align:center;margin-top:20px;padding-top:16px;border-top:1px solid var(--glass-border-soft);font-size:13px;color:var(--muted);display:flex;align-items:center;justify-content:center;gap:6px}.auth-link{background:none;border:none;color:var(--accent-1);font-size:13px;font-weight:var(--weight-semibold);cursor:pointer;padding:0}.auth-link:hover{text-decoration:underline}.auth-powered{position:absolute;bottom:16px;font-size:var(--text-xs);color:var(--muted);opacity:.5;text-align:center}.auth-loading{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--bg)}.auth-loading-spinner{width:32px;height:32px;border:3px solid var(--glass-border-soft);border-top-color:var(--accent-1);border-radius:50%;animation:authSpin .8s linear infinite}.auth-loading-text{font-size:13px;color:var(--muted)}.user-menu{display:flex;align-items:center;gap:8px;position:relative}.user-avatar{width:30px;height:30px;border-radius:50%;background:var(--gradient-primary, linear-gradient(135deg, var(--accent-1), var(--accent-2)));color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:var(--weight-bold);text-transform:uppercase;cursor:pointer;transition:box-shadow var(--transition-fast, .15s);flex-shrink:0}.user-avatar:hover{box-shadow:0 0 0 2px var(--blue-primary, var(--accent-1))}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:220px;background:var(--surface-1);border:1px solid var(--glass-border-soft);border-radius:var(--radius-sm, 8px);box-shadow:0 4px 20px #0003;z-index:100;overflow:hidden;animation:dropdownFade .15s ease-out}@keyframes dropdownFade{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.user-dropdown-header{padding:12px 14px;border-bottom:1px solid var(--glass-border-soft)}.user-dropdown-name{font-size:13px;font-weight:var(--weight-semibold);color:var(--text);line-height:var(--leading-tight)}.user-dropdown-email{font-size:11px;color:var(--muted);margin-top:2px}.user-dropdown-role{display:inline-block;margin-top:6px;padding:2px 8px;font-size:10px;font-weight:var(--weight-bold);text-transform:uppercase;letter-spacing:.05em;border-radius:4px}.user-dropdown-usage{margin-top:10px;font-size:11px;color:var(--muted);line-height:var(--leading-tight)}.usage-bar{margin-top:4px;height:4px;border-radius:2px;background:var(--glass-border-soft);overflow:hidden}.usage-bar-fill{height:100%;border-radius:2px;transition:width .3s ease}.user-dropdown-item{width:100%;display:flex;align-items:center;gap:8px;padding:10px 14px;border:none;background:none;color:var(--text);font-size:13px;font-family:inherit;cursor:pointer;transition:background .15s;text-align:left}.user-dropdown-item:hover{background:var(--glass-bg)}.user-dropdown-item.danger{color:var(--danger-border, #DC2626);font-weight:500}.user-dropdown-item.danger:hover{background:var(--danger-hover-bg, rgba(220,38,38,.08));color:var(--danger-hover-text, #B91C1C)}.query-counter{display:flex;align-items:center;gap:4px;padding:3px 10px;border-radius:12px;background:var(--glass-bg);border:1px solid var(--glass-border-soft);font-size:11px;color:var(--muted);cursor:default}.query-counter-num{font-weight:700;color:var(--accent-1);font-size:13px}.query-counter-label{font-size:var(--text-2xs);opacity:.7}.auth-tos-check{display:flex;align-items:flex-start;gap:8px;font-size:var(--text-xs, 12px);color:var(--text-muted, #9ca3af);cursor:pointer;margin:4px 0 8px}.auth-tos-check input[type=checkbox]{margin-top:2px;accent-color:var(--accent, #3b82f6);cursor:pointer;flex-shrink:0}.auth-tos-link{color:var(--accent, #3b82f6);text-decoration:underline;cursor:pointer}.auth-tos-link:hover{color:var(--accent-strong, #2563eb)}@media(max-width:768px){.query-counter{display:none}}@media(max-width:480px){.auth-card{padding:28px 20px 24px;border-radius:12px}.auth-logo{height:32px}}