.demo-page{min-height:100dvh;color:var(--text-primary);background:var(--bg-soft);flex-direction:column;display:flex}.demo-page :focus-visible{outline-offset:2px;outline:3px solid #0e9f6e8c}.demo-page .btn{text-align:center;white-space:normal;padding-top:8px;padding-bottom:8px;line-height:1.25}.demo-page .btn:disabled{cursor:not-allowed;opacity:.62;box-shadow:none;transform:none}.demo-sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.demo-topbar{z-index:30;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(14px)saturate(140%);background:#fffffff5;flex:none;position:sticky;top:0}.demo-topbar-inner{justify-content:space-between;align-items:center;gap:12px;width:min(100% - 32px,1160px);min-height:62px;margin:0 auto;display:flex}.demo-topbar .demo-topbar-logo{color:var(--text-primary);border-radius:10px;font-size:1.08rem}.demo-topbar .demo-topbar-logo .navbar-logo-icon{border-radius:9px;width:32px;height:32px}.demo-topbar-actions{align-items:center;gap:10px;display:flex}.demo-lang{background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;gap:2px;padding:3px;display:inline-flex}.demo-lang button{min-width:34px;color:var(--text-secondary);cursor:pointer;letter-spacing:.03em;transition:background .15s var(--ease-out), color .15s var(--ease-out), box-shadow .15s var(--ease-out);background:0 0;border-radius:7px;padding:6px 9px;font-size:.74rem;font-weight:700}.demo-lang button[aria-pressed=true]{color:var(--text-primary);box-shadow:var(--shadow-sm);background:#fff}.demo-topbar .demo-copy-btn{gap:8px}.demo-builder{width:min(100% - 32px,900px);margin:0 auto;padding:48px 0 80px}.demo-builder-head{text-align:center;max-width:700px;margin:0 auto 34px}.demo-builder-head h1{font-family:var(--font-display);letter-spacing:-.03em;margin-bottom:14px;font-size:clamp(1.9rem,4.4vw,2.75rem);font-weight:800;line-height:1.08}.demo-builder-head p{color:var(--text-secondary);font-size:1.04rem;line-height:1.66}.demo-lock,.demo-modes{border:0;min-width:0;margin:0;padding:0}.demo-modes{margin-bottom:18px}.demo-modes-legend{font-family:var(--font-display);margin-bottom:12px;padding:0;font-size:1.02rem;font-weight:700}.demo-modes-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.demo-mode{cursor:pointer;display:block;position:relative}.demo-mode-input{opacity:0;width:1px;height:1px;margin:0;position:absolute;top:0;left:0}.demo-mode-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-md);height:100%;box-shadow:var(--shadow-sm);transition:border-color .16s var(--ease-out), box-shadow .16s var(--ease-out), background .16s var(--ease-out);flex-direction:column;gap:12px;padding:18px 18px 20px;display:flex;position:relative}.demo-mode:hover .demo-mode-card{border-color:var(--border-strong)}.demo-mode-input:checked+.demo-mode-card{border-color:var(--accent);box-shadow:0 0 0 3px #0e9f6e24, var(--shadow-sm);background:#fbfefc}.demo-mode-input:focus-visible+.demo-mode-card{outline-offset:2px;outline:3px solid #0e9f6e8c}.demo-mode-input:disabled+.demo-mode-card{cursor:not-allowed;opacity:.7}.demo-mode-icon{width:42px;height:42px;color:var(--accent);background:var(--accent-tint);border:1px solid var(--accent-border);border-radius:12px;flex:none;place-items:center;display:grid}.demo-mode-text{gap:4px;display:grid}.demo-mode-title{font-family:var(--font-display);font-size:1rem;font-weight:700;line-height:1.3}.demo-mode-desc{color:var(--text-secondary);font-size:.87rem;line-height:1.5}.demo-mode-radio{border:2px solid var(--border-strong);width:20px;height:20px;transition:border-color .16s var(--ease-out), box-shadow .16s var(--ease-out);background:#fff;border-radius:50%;position:absolute;top:16px;right:16px}.demo-mode-input:checked+.demo-mode-card .demo-mode-radio{border-color:var(--accent);box-shadow:inset 0 0 0 4px #fff, inset 0 0 0 10px var(--accent)}.demo-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:28px}.demo-panel-fields,.demo-questions{gap:22px;display:grid}.demo-input-group{gap:8px;min-width:0;display:grid}.demo-captcha{min-height:65px}.demo-label{color:var(--text-primary);justify-content:space-between;align-items:baseline;gap:12px;font-size:.92rem;font-weight:700;line-height:1.4;display:flex}.demo-tag{color:var(--accent-hover);letter-spacing:.06em;text-transform:uppercase;flex:none;font-size:.68rem;font-weight:800}.demo-tag-muted{color:var(--text-muted)}.demo-control{width:100%;min-height:50px;color:var(--text-primary);border:1px solid var(--border-strong);font:inherit;transition:border-color .15s var(--ease-out), box-shadow .15s var(--ease-out);background:#fff;border-radius:10px;outline:none;padding:0 15px;font-size:1rem}textarea.demo-control{resize:vertical;min-height:104px;padding:12px 15px;line-height:1.5}.demo-control::placeholder{color:#98a4b3}.demo-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0e9f6e33}.demo-page .demo-control:focus-visible{outline:none}.demo-control:disabled{color:var(--text-muted);background-color:var(--bg-soft);cursor:not-allowed}.demo-control[aria-invalid=true]{border-color:#dc2626}.demo-control[aria-invalid=true]:focus{box-shadow:0 0 0 3px #dc262629}.demo-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234c5d72' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-position:right 16px center;background-repeat:no-repeat;padding-right:44px}.demo-hint{color:var(--text-muted);font-size:.84rem;line-height:1.5}.demo-field-error{color:#b91c1c;font-size:.84rem;font-weight:600;line-height:1.45}.demo-field-foot{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.demo-counter{color:var(--text-muted);font-variant-numeric:tabular-nums;flex:none;margin-left:auto;font-size:.76rem}.demo-counter.is-over{color:#b91c1c;font-weight:700}.demo-inline-error{flex-wrap:wrap;align-items:center;gap:10px 14px;display:flex}.demo-file{position:relative}.demo-file-input{opacity:0;width:1px;height:1px;position:absolute;top:0;left:0}.demo-file-drop{min-height:156px;color:var(--text-secondary);text-align:center;background:var(--bg-soft);border:1.5px dashed var(--border-strong);border-radius:var(--radius-md);cursor:pointer;transition:border-color .16s var(--ease-out), background .16s var(--ease-out);flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:24px 18px;display:flex}.demo-file-drop:hover,.demo-file-drop.is-dragging{background:var(--accent-tint);border-color:var(--accent)}.demo-file-drop.has-file{border-style:solid;border-color:var(--accent-border);background:#f7fcfa}.demo-file-input:focus-visible+.demo-file-drop{outline-offset:2px;outline:3px solid #0e9f6e8c}.demo-file-input[aria-invalid=true]+.demo-file-drop{border-color:#dc2626}.demo-file-input:disabled+.demo-file-drop{cursor:not-allowed;opacity:.7}.demo-file-icon{width:46px;height:46px;color:var(--accent);border:1px solid var(--accent-border);background:#fff;border-radius:12px;place-items:center;margin-bottom:8px;display:grid}.demo-file-drop strong{max-width:100%;color:var(--text-primary);overflow-wrap:anywhere;font-size:.97rem;font-weight:700}.demo-file-drop>span:last-child{font-size:.86rem}.demo-submit-row{border-top:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:14px 20px;margin-top:28px;padding-top:24px;display:flex}.demo-submit{min-width:230px}.demo-fineprint{color:var(--text-muted);flex:240px;font-size:.85rem;line-height:1.5}.demo-fineprint a{color:var(--accent-hover);font-weight:600;text-decoration:underline}.demo-spinner{border:3px solid #0e9f6e38;border-top-color:var(--accent);border-radius:50%;flex:none;width:20px;height:20px;animation:.8s linear infinite demoSpin;display:inline-block}.demo-spinner-light{border-color:#fff #ffffff59 #ffffff59;width:18px;height:18px}@keyframes demoSpin{to{transform:rotate(360deg)}}.demo-progress{background:var(--accent-tint);border:1px solid var(--accent-border);border-radius:var(--radius-md);align-items:flex-start;gap:14px;margin-top:20px;padding:16px 18px;display:flex}.demo-progress-body{flex:auto;gap:4px;min-width:0;display:grid}.demo-progress-body strong{font-weight:700}.demo-progress-body span{color:var(--text-secondary);font-size:.86rem}.demo-progress-track{border-radius:var(--radius-pill);background:#0e9f6e29;height:4px;margin-top:8px;position:relative;overflow:hidden}.demo-progress-track:before{content:"";background:var(--accent);border-radius:inherit;width:38%;animation:demoSlide 1.5s var(--ease-out) infinite;position:absolute;top:0;bottom:0;left:0}@keyframes demoSlide{0%{transform:translate(-100%)}to{transform:translate(270%)}}.demo-alert{color:#7f1d1d;border-radius:var(--radius-md);background:#fef2f2;border:1px solid #fecaca;gap:12px;margin-top:20px;padding:16px 18px;display:flex}.demo-alert.is-notice{color:#78350f;background:#fffbeb;border-color:#fde68a}.demo-alert-icon{color:#dc2626;flex:none;margin-top:1px}.demo-alert.is-notice .demo-alert-icon{color:#d97706}.demo-alert-body{gap:6px;min-width:0;font-size:.92rem;line-height:1.5;display:grid}.demo-alert-title{font-weight:700}.demo-alert-actions{flex-wrap:wrap;gap:10px;margin-top:6px;display:flex}.demo-state{flex:auto;place-items:center;padding:48px 16px 64px;display:grid}.demo-state-card{text-align:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:min(100%,480px);box-shadow:var(--shadow-md);padding:36px 28px}.demo-state-icon{width:58px;height:58px;color:var(--accent);background:var(--accent-tint);border:1px solid var(--accent-border);border-radius:16px;place-items:center;margin:0 auto 18px;display:grid}.demo-state-card h1{font-family:var(--font-display);letter-spacing:-.02em;margin-bottom:10px;font-size:clamp(1.4rem,4vw,1.7rem);font-weight:800;line-height:1.15}.demo-state-card p{color:var(--text-secondary);margin-bottom:24px;line-height:1.6}.demo-state-actions{gap:10px;display:grid}.demo-state-loading{color:var(--text-secondary);align-items:center;gap:12px;font-weight:600;display:inline-flex}.demo-chat-page{height:100dvh;overflow:hidden}.demo-chat-shell{border-right:1px solid var(--border);border-left:1px solid var(--border);background:#eef3f1;flex-direction:column;flex:auto;width:100%;max-width:860px;min-height:0;margin:0 auto;display:flex}.demo-chat-header{color:var(--text-inverse);background:var(--navy-900);flex:none;align-items:center;gap:14px;padding:14px 20px;display:flex}.demo-chat-avatar{color:#fff;background:var(--accent);width:46px;height:46px;font-family:var(--font-display);border:2px solid #ffffff4d;border-radius:50%;flex:none;place-items:center;font-size:1.1rem;font-weight:800;display:grid}.demo-chat-heading{gap:2px;min-width:0;display:grid}.demo-chat-heading h1{font-family:var(--font-display);letter-spacing:-.01em;overflow-wrap:anywhere;font-size:1.1rem;font-weight:800;line-height:1.2}.demo-chat-agent{color:var(--accent-bright);font-size:.84rem;font-weight:600}.demo-chat-meta{color:#ffffffa3;font-size:.76rem}.demo-chat-log{overscroll-behavior:contain;flex-direction:column;flex:auto;gap:10px;min-height:0;padding:20px 20px 24px;display:flex;position:relative;overflow-y:auto}.demo-page .demo-chat-log:focus-visible{outline-offset:-3px}.demo-chat-log .chat-message{white-space:pre-wrap;overflow-wrap:anywhere;max-width:min(84%,560px);font-size:.95rem}.demo-chat-typing{align-self:flex-start;align-items:center;gap:10px;display:flex}.demo-chat-typing-label{color:var(--text-muted);font-size:.8rem}.demo-chat-close-card{text-align:center;background:var(--surface);border:1px solid var(--accent-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);align-self:stretch;margin-top:8px;padding:20px 18px}.demo-chat-close-card h2{font-family:var(--font-display);letter-spacing:-.01em;margin-bottom:6px;font-size:1.12rem;font-weight:800}.demo-chat-close-card p{max-width:460px;color:var(--text-secondary);margin:0 auto 16px;font-size:.9rem;line-height:1.55}.demo-chat-close-actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.demo-chat-footer{padding:10px 16px max(14px, env(safe-area-inset-bottom));background:#f6f8f7;border-top:1px solid #0d1f3114;flex:none}.demo-chat-remaining{color:var(--text-secondary);text-align:center;margin-bottom:8px;font-size:.8rem;font-weight:600}.demo-chat-error{color:#b91c1c;text-align:center;margin-bottom:8px;font-size:.84rem;font-weight:600}.demo-chat-composer{align-items:flex-end;gap:10px;display:flex;position:relative}.demo-chat-textarea{color:#17211c;min-width:0;min-height:46px;max-height:140px;font:inherit;resize:none;transition:border-color .15s var(--ease-out), box-shadow .15s var(--ease-out);background:#fff;border:1px solid #0d1f3124;border-radius:12px;outline:none;flex:auto;padding:11px 14px;font-size:1rem;line-height:1.4}.demo-chat-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0e9f6e33}.demo-page .demo-chat-textarea:focus-visible{outline:none}.demo-chat-textarea:disabled{color:var(--text-muted);cursor:not-allowed;background:#edf0f3}.demo-chat-composer .chat-send{flex:none;width:46px;height:46px}.demo-chat-count{color:var(--text-muted);font-variant-numeric:tabular-nums;text-align:right;margin-top:6px;font-size:.75rem}.demo-toast{top:calc(74px + env(safe-area-inset-top,0px));z-index:60;color:#fff;background:var(--navy-900);width:max-content;max-width:min(92vw,420px);box-shadow:var(--shadow-lg);text-align:center;opacity:0;pointer-events:none;transition:opacity .18s var(--ease-out), transform .18s var(--ease-out);border-radius:10px;padding:10px 16px;font-size:.86rem;font-weight:600;line-height:1.45;position:fixed;left:50%;transform:translate(-50%,-6px)}.demo-toast.is-visible{opacity:1;transform:translate(-50%)}@media (width<=860px){.demo-chat-shell{border-left:0;border-right:0}}@media (width<=720px){.demo-builder{padding:32px 0 56px}.demo-builder-head{margin-bottom:26px}.demo-builder-head p{font-size:.98rem}.demo-modes-grid{grid-template-columns:1fr;gap:10px}.demo-mode-card{flex-direction:row;align-items:flex-start;gap:14px;padding:14px 16px}.demo-mode-icon{width:38px;height:38px}.demo-mode-text{padding-right:28px}.demo-panel{padding:20px 16px}.demo-submit-row .btn{width:100%}.demo-chat-header{padding:12px 16px}.demo-chat-log{padding:16px 12px 20px}.demo-chat-log .chat-message{max-width:88%}.demo-chat-footer{padding-left:12px;padding-right:12px}}@media (width<=480px){.demo-topbar-inner{gap:8px}.demo-page .demo-topbar .demo-copy-btn{width:40px;padding:0}.demo-copy-label{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.demo-state-card{padding:30px 20px}}