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solid var(--border);border-radius:var(--radius-lg);padding:5px;box-shadow:var(--shadow-md);z-index:1200;max-height:min(50vh,380px);overflow-y:auto;overflow-x:hidden;list-style:none;min-width:220px;max-width:min(380px,90vw);margin:0;overscroll-behavior:contain}.assistant-dropdown-item{display:flex;flex-direction:column;width:100%;padding:9px 12px;cursor:pointer;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text);font-size:14px;font-weight:500;text-align:left;word-break:break-word;transition:background .12s}.assistant-dropdown-item:hover{background:var(--primary-t)}.assistant-dropdown-item:disabled{opacity:.45;cursor:not-allowed}.assistant-dropdown-empty{cursor:default;pointer-events:none;color:var(--muted)}.assistant-bottom-sheet-overlay{position:fixed;inset:0;background:var(--overlay);z-index:2000;display:flex;align-items:flex-end;justify-content:center;animation:overlay-in .22s ease forwards}.assistant-bottom-sheet{width:100%;max-height:78dvh;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl) var(--radius-xl) 0 0;box-shadow:0 -16px 40px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:sheet-up .28s cubic-bezier(.32,.72,0,1) forwards}[data-theme=dark] .assistant-bottom-sheet{background:var(--surface-2)}.assistant-bottom-sheet-handle{width:36px;height:4px;border-radius:99px;background:var(--border-2);margin:10px auto 0;flex-shrink:0}.assistant-bottom-sheet-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 10px;border-bottom:1px solid var(--border);flex-shrink:0}.assistant-bottom-sheet-title{font-size:16px;font-weight:700}.assistant-bottom-sheet-close{width:32px;height:32px;padding:0;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--muted);font-size:16px;display:inline-flex;align-items:center;justify-content:center;transition:background 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sheet-up{0%{transform:translateY(100%)}to{transform:none}}.modal-overlay{position:fixed;inset:0;background:var(--overlay);z-index:2000;display:flex;align-items:flex-end;justify-content:center;padding:0;animation:overlay-in .18s ease-out;-webkit-tap-highlight-color:transparent}@media(min-width:600px){.modal-overlay{align-items:center;padding:24px}}.modal{position:relative;width:100%;background:var(--surface);border:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;border-radius:var(--radius-xl) var(--radius-xl) 0 0;border-bottom:none;max-height:78dvh;animation:sheet-up .26s cubic-bezier(.32,.72,0,1);box-shadow:0 -16px 40px #0003}@media(min-width:600px){.modal{border-radius:var(--radius-xl);border-bottom:1px solid var(--border);width:min(520px,calc(100vw - 48px));max-height:88dvh;animation:modal-in .2s cubic-bezier(.16,1,.3,1);box-shadow:0 8px 32px #0000001f}}@keyframes modal-in{0%{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:none}}@media(min-width:600px){.feedback-modal{width:min(480px,calc(100vw - 48px))}}@media(min-width:600px){.session-modal{width:min(520px,calc(100vw - 48px))}}@media(min-width:600px){.session-info-modal{width:min(380px,calc(100vw - 48px))}}.modal-handle{width:36px;height:4px;border-radius:99px;background:var(--border-2);margin:10px auto 0;flex-shrink:0}@media(min-width:600px){.modal-handle{display:none}}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px 10px;border-bottom:1px solid var(--border);flex-shrink:0}.modal-header-title{display:flex;align-items:center;gap:10px;min-width:0}.modal-header-icon{width:32px;height:32px;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.modal-header-icon--feedback,.modal-header-icon--session{background:var(--primary-t);color:var(--primary)}.modal-title{margin:0;font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--text);line-height:1.2}.modal-subtitle{margin:2px 0 0;font-size:12px;color:var(--muted)}.modal-close{width:32px;height:32px;padding:0;flex-shrink:0;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .14s;-webkit-tap-highlight-color:transparent}.modal-close:hover{background:var(--surface-3)}.modal-close:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.modal-form{display:flex;flex-direction:column;min-height:0;flex:1}.modal-body{flex:1;min-height:0;overflow-y:auto;padding:16px 16px max(16px,env(safe-area-inset-bottom,16px));display:flex;flex-direction:column;gap:16px;overscroll-behavior:contain}.modal-field{display:flex;flex-direction:column;gap:6px}.modal-label{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text)}.modal-input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-2);color:var(--text);font-size:14px;transition:border-color .15s,box-shadow .15s,background .15s}.modal-input:focus{outline:none;background:var(--surface);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-t)}.modal-input::placeholder{color:var(--muted)}.modal-textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-2);color:var(--text);font-size:14px;resize:none;height:130px;line-height:1.55;transition:border-color .15s,box-shadow .15s,background .15s}.modal-textarea:focus{outline:none;background:var(--surface);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-t)}.modal-textarea::placeholder{color:var(--muted)}.modal-textarea--short{height:90px}.modal-footer{display:flex;justify-content:flex-end;align-items:center;gap:8px;padding:12px 16px max(16px,env(safe-area-inset-bottom,16px));border-top:1px solid var(--border);flex-shrink:0}@media(max-width:599px){.modal-footer{flex-direction:column-reverse;gap:8px}.modal-footer button{width:100%;height:46px}}.modal-error{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--radius-md);background:var(--danger-s);border:1px solid rgba(220,38,38,.2);color:var(--danger);font-size:13px;font-weight:500}.modal-success{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:40px 32px max(32px,env(safe-area-inset-bottom,32px));text-align:center}.modal-success-icon{color:var(--success)}.modal-success-title{margin:4px 0 0;font-size:17px;font-weight:700;color:var(--text)}.modal-success-text{margin:0;font-size:14px;color:var(--text-2);max-width:300px;line-height:1.5}.modal-success-btn{margin-top:12px}.modal-fieldset{border:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.modal-fieldset legend.modal-label{float:none}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}@media(max-width:400px){.category-grid{grid-template-columns:repeat(2,1fr)}}.category-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:10px 8px;border:1.5px solid var(--border);border-radius:var(--radius-md);background:transparent;color:var(--text-2);cursor:pointer;transition:background .14s,border-color .14s,color .14s;-webkit-tap-highlight-color:transparent;min-height:80px}.category-card:hover:not(.active){background:var(--surface-3);border-color:var(--border-2);color:var(--text)}.category-card.active{background:var(--primary-s);border-color:var(--primary);color:var(--primary)}.category-card-icon{width:28px;height:28px;border-radius:var(--radius-sm);background:var(--surface-3);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .14s}.category-card.active .category-card-icon{background:var(--primary-t)}.category-card-label{font-size:12px;font-weight:600;line-height:1.2;max-width:100%;text-align:center;word-break:break-word}.category-card-desc{font-size:10px;color:var(--muted);line-height:1.2;max-width:100%;text-align:center;word-break:break-word}.category-card.active .category-card-desc{color:var(--primary);opacity:.8}.drop-zone{position:relative;display:flex;align-items:center;gap:10px;padding:12px 14px;border:1.5px dashed var(--border);border-radius:var(--radius-md);cursor:pointer;background:transparent;color:var(--muted);transition:border-color .14s,background .14s,color .14s;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.drop-zone:hover,.drop-zone:focus-visible{border-color:var(--primary);background:var(--primary-t);color:var(--primary);outline:none}.drop-zone.drag-over{border-color:var(--primary);background:var(--primary-s);color:var(--primary)}.drop-zone-icon{flex-shrink:0}.drop-zone-text{display:flex;flex-direction:column;gap:2px;font-size:13px;font-weight:500}.drop-zone-hint{font-size:11px;font-weight:400;color:var(--muted);opacity:.85}.drop-zone:hover .drop-zone-hint,.drop-zone.drag-over .drop-zone-hint{color:inherit}.screenshot-preview-wrapper{position:relative;display:block;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;background:var(--surface-2)}.screenshot-preview{display:block;width:100%;max-height:180px;object-fit:contain}.remove-screenshot-button{position:absolute;top:6px;right:6px;width:24px;height:24px;padding:0;border-radius:50%;border:none;background:#0000008c;color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .14s}.remove-screenshot-button:hover{background:#dc2626d9}.help-dot{width:16px;height:16px;padding:0;flex-shrink:0;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color .14s,color .14s,background .14s}.help-dot:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-t)}.help-dot:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.collapse-card{border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:border-color .14s}.collapse-card.is-open,.collapse-card:focus-within{border-color:var(--border-2)}.collapse-trigger{width:100%;padding:11px 14px;background:transparent;border:none;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .14s}.collapse-trigger:hover{background:var(--surface-3)}.collapse-trigger-left{display:flex;align-items:center;gap:10px;text-align:left}.collapse-trigger-icon{color:var(--muted);flex-shrink:0}.collapse-trigger-label{display:block;font-size:13px;font-weight:600;color:var(--text)}.collapse-trigger-hint{display:block;font-size:11px;color:var(--muted);margin-top:1px}.collapse-chevron{flex-shrink:0;color:var(--muted);transition:transform .2s cubic-bezier(.4,0,.2,1)}.collapse-chevron.open{transform:rotate(180deg)}.parameters-panel{border-top:1px solid var(--border);padding:16px 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var(--border);color:var(--text-2);font-size:13px;line-height:1.45}.login-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px 16px;background:var(--bg)}.login-panel{width:100%;max-width:400px;background:var(--surface);border-radius:var(--radius-xl);border:1px solid var(--border);padding:32px 28px 24px;display:flex;flex-direction:column;gap:22px}@media(max-width:480px){.login-panel{padding:24px 18px 20px;border-radius:var(--radius-lg)}}.login-brand{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}.login-brand-logo{width:52px;height:52px;border-radius:14px;box-shadow:0 4px 16px #5b5ef447}.brand-text{display:flex;flex-direction:column;align-items:center;gap:4px}.login-brand-title{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em}.login-brand-subtitle{font-size:13px;color:var(--muted);margin:0}.login-form{display:flex;flex-direction:column;gap:12px}.login-field{display:flex;flex-direction:column;gap:5px}.login-field span{font-size:13px;font-weight:600}.login-field input{font-size:15px}@media(max-width:480px){.login-field input{font-size:16px}}.login-submit{width:100%;height:44px;font-size:15px;border-radius:var(--radius-md);margin-top:4px}.login-error{color:var(--danger);font-size:13px;margin:0}.login-footer{display:flex;justify-content:center;align-items:center;gap:6px;font-size:13px;color:var(--muted);border-top:1px solid var(--border);padding-top:16px}.login-footer a{color:var(--primary);text-decoration:none;font-weight:500}.login-footer a:hover{text-decoration:underline}.tooltip{display:inline-flex}.tooltip.is-block{width:100%}.tooltip-trigger{display:inline-flex;align-items:center}.tooltip-content{position:fixed;opacity:0;pointer-events:none;background:var(--surface-3);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-md);border-radius:var(--radius-md);padding:10px 12px;line-height:1.6;font-size:13px;transition:opacity .14s;z-index:9999;width:min(440px,90vw);max-width:440px;text-align:left;word-break:break-word}[data-theme=dark] .tooltip-content{background:var(--surface-2);border-color:var(--border-2);box-shadow:var(--shadow-lg)}.tooltip-content.is-open{opacity:1}.tooltip-arrow{position:absolute;width:10px;height:10px;background:var(--surface-3);border:1px solid var(--border);transform:rotate(45deg);z-index:9999}[data-theme=dark] .tooltip-arrow{background:var(--surface-2);border-color:var(--border-2)}.tooltip-title{display:block;font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--primary);margin-bottom:5px}.tooltip-body{color:var(--text-2);display:block}.tooltip-body p{margin:3px 0}.chips{display:flex;gap:6px;flex-wrap:wrap}.chip{background:var(--surface-2);border:1px solid var(--border);border-radius:99px;padding:3px 10px;font-size:12px}.model-chips-container{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.model-chip{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:99px;border:1px solid var(--border);background:transparent;color:var(--text);font-size:13px;font-weight:500;transition:border-color .14s,background .14s}.model-chip:hover{border-color:var(--primary);background:var(--primary-t)}.model-chip.selected{border-color:var(--primary);background:var(--primary-s);color:var(--primary)}.model-chip-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:110px}.empty-state{align-items:center;justify-content:center;text-align:center}.assistant-description-panel{max-width:560px;width:100%;text-align:left;display:flex;flex-direction:column;gap:14px}.assistant-description-header .eyebrow{margin-bottom:0}.assistant-description-content{font-size:15px;line-height:1.65;color:var(--text-2)}.hint{font-size:13px;color:var(--muted)}.responses{display:grid;gap:8px}.responses.columns-2{grid-template-columns:repeat(2,minmax(0,1fr))}.responses.columns-1{grid-template-columns:1fr}@keyframes spin{to{transform:rotate(360deg)}}.chevron-icon{transition:transform .18s;flex-shrink:0;color:var(--muted)}.chevron-icon.rotated{transform:rotate(180deg)}button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}input:focus-visible,textarea:focus-visible{outline:none}textarea{transition:none}.welcome-screen{flex:1;display:flex;align-items:center;justify-content:center;padding:24px 20px;overflow-y:auto}.welcome-content{display:flex;flex-direction:column;align-items:center;gap:10px;max-width:380px;width:100%;text-align:center}.welcome-logo{width:52px;height:52px;border-radius:var(--radius-lg);background:var(--primary-s);border:1px solid rgba(91,94,244,.2);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:4px}.welcome-title{margin:0;font-size:20px;font-weight:700;letter-spacing:-.02em;color:var(--text)}.welcome-subtitle{margin:0;font-size:14px;color:var(--muted);line-height:1.5}.welcome-features{display:flex;flex-direction:column;gap:8px;width:100%;margin-top:12px}.welcome-feature{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;border-radius:var(--radius-md);border:1px solid 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var(--border);background:transparent;color:var(--text-2);font-size:13px;font-weight:500;cursor:pointer;transition:border-color .14s,background .14s,color .14s;white-space:nowrap}.ps-pill:hover{border-color:var(--primary);color:var(--primary)}.ps-pill--on{border-color:var(--primary);background:var(--primary-s);color:var(--primary);font-weight:600}.ps-pill-emoji{font-size:14px;line-height:1}.ps-tags{display:flex;flex-wrap:wrap;gap:6px}.ps-tag{height:28px;padding:0 12px;border-radius:99px;border:1.5px solid var(--border);background:transparent;color:var(--text-2);font-size:13px;font-weight:500;cursor:pointer;transition:border-color .14s,background .14s,color .14s;white-space:nowrap}.ps-tag:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.ps-tag--on{border-color:var(--primary);background:var(--primary-s);color:var(--primary);font-weight:600}.ps-tag--dim{opacity:.38;cursor:not-allowed}.ps-sheet-overlay{position:fixed;inset:0;background:var(--overlay);z-index:2000;display:flex;align-items:flex-end;justify-content:center;animation:overlay-in .18s ease-out;-webkit-tap-highlight-color:transparent}.ps-sheet{width:100%;max-height:88dvh;background:var(--surface);border-radius:var(--radius-xl) var(--radius-xl) 0 0;border:1px solid var(--border);border-bottom:none;box-shadow:0 -16px 40px #0003;display:flex;flex-direction:column;animation:sheet-up .26s cubic-bezier(.32,.72,0,1);overflow:hidden}[data-theme=dark] .ps-sheet{background:var(--surface-2)}.ps-sheet-handle{width:36px;height:4px;background:var(--border-2);border-radius:99px;margin:10px auto 0;flex-shrink:0}.ps-sheet-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 10px;border-bottom:1px solid var(--border);flex-shrink:0}.ps-sheet-title{font-size:16px;font-weight:700}.ps-sheet-close{width:32px;height:32px;padding:0;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .14s;-webkit-tap-highlight-color:transparent}.ps-sheet-close:hover{background:var(--surface-3);color:var(--text)}.ps-sheet-body{flex:1;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:16px 16px max(16px,env(safe-area-inset-bottom,16px));display:flex;flex-direction:column;gap:16px}.ps-sheet-body .ps-section{padding:14px 16px}.ps-sheet-body .ps-pill,.ps-sheet-body .ps-tag,.ps-sheet-body .ps-segment-btn{height:34px}.ps-sheet-footer{display:flex;gap:8px;padding:12px 16px max(16px,env(safe-area-inset-bottom,16px));border-top:1px solid var(--border);flex-shrink:0}.ps-sheet-footer button{flex:1;height:44px;font-size:15px}.ps-save-btn{width:100%;height:46px;font-size:15px;justify-content:center}