:root{color-scheme:light;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;font-weight:400;--bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--bg-secondary: rgba(248, 250, 252, .95);--text-primary: #0f172a;--text-muted: #475569;--card-bg: rgba(255, 255, 255, .95);--card-border: rgba(148, 163, 184, .2);--card-shadow: 0 25px 50px -12px rgba(15, 23, 42, .15);--message-bg: rgba(241, 245, 249, .9);--message-user-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--code-bg: rgba(15, 23, 42, .06);--pre-bg: rgba(15, 23, 42, .08);--input-bg: rgba(255, 255, 255, .9);--help-text: rgba(71, 85, 105, .85);--empty-text: rgba(71, 85, 105, .75);--accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--accent-color: #667eea;--success-color: #10b981;--danger-color: #ef4444}:root[data-theme=dark]{color-scheme:dark;--bg: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);--bg-secondary: rgba(15, 23, 42, .95);--text-primary: #f8fafc;--text-muted: rgba(226, 232, 240, .8);--card-bg: rgba(30, 41, 59, .85);--card-border: rgba(148, 163, 184, .15);--card-shadow: 0 25px 50px -12px rgba(0, 0, 0, .4);--message-bg: rgba(51, 65, 85, .7);--message-user-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--code-bg: rgba(15, 23, 42, .8);--pre-bg: rgba(15, 23, 42, .85);--input-bg: rgba(30, 41, 59, .7);--help-text: rgba(226, 232, 240, .7);--empty-text: rgba(226, 232, 240, .75)}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;min-height:100vh;background:var(--bg);background-attachment:fixed;color:var(--text-primary);transition:background .4s ease,color .3s ease;position:relative}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-secondary);z-index:-1}.app{max-width:1400px;margin:0 auto;padding:1rem 1.5rem;display:flex;flex-direction:column;gap:.75rem;height:100vh;max-height:100vh;overflow:hidden}.header-bar{display:flex;justify-content:space-between;align-items:flex-start;gap:1.5rem;animation:slideDown .5s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.header-actions{display:flex;gap:.75rem;align-items:flex-start;flex-shrink:0}.header-bar h1{margin:0 0 .3rem;font-size:1.75rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.header-bar p{margin:0;color:var(--text-muted);font-size:.88rem;max-width:600px;line-height:1.5}.theme-toggle{align-self:flex-start;padding:.65rem 1.4rem;border-radius:999px;border:1px solid var(--card-border);background:var(--card-bg);color:var(--text-primary);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px #0f172a14;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);white-space:nowrap;display:inline-flex;align-items:center}.session-reset{align-self:flex-start;padding:.65rem 1.4rem;border-radius:999px;border:1px solid var(--card-border);background:transparent;color:var(--text-muted);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s ease;white-space:nowrap;display:inline-flex;align-items:center}.session-reset:before{content:"✨ ";margin-right:.25rem}.session-reset:disabled{opacity:.5;cursor:not-allowed}.session-reset:not(:disabled):hover{color:var(--text-primary);border-color:var(--accent-color);background:#667eea1a;transform:translateY(-2px)}.theme-toggle:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0f172a26}:root[data-theme=dark] .theme-toggle{background:#1e293be6;box-shadow:0 4px 12px #0000004d}:root[data-theme=dark] .theme-toggle:hover{box-shadow:0 8px 20px #0006}.mode-nav{display:flex;gap:.5rem;flex-shrink:0;animation:slideDown .4s ease-out}.mode-tab{padding:.5rem 1.25rem;border-radius:999px;border:1px solid var(--card-border);background:transparent;color:var(--text-muted);font-weight:600;font-size:.875rem;cursor:pointer;transition:all .25s ease;white-space:nowrap}.mode-tab:disabled{opacity:.5;cursor:not-allowed}.mode-tab:not(:disabled):hover{color:var(--text-primary);border-color:var(--accent-color);background:#667eea14;transform:translateY(-1px)}.mode-tab--active{background:var(--accent-gradient)!important;border-color:transparent!important;color:#fff!important;box-shadow:0 4px 14px #667eea66}.mode-tab--active:not(:disabled):hover{transform:translateY(-1px);box-shadow:0 6px 18px #667eea80}.mode-badge{display:inline-block;margin-left:.6rem;padding:.15rem .65rem;border-radius:999px;font-size:1.2rem;font-weight:600;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;vertical-align:middle}main{display:grid;grid-template-columns:1.5fr 1fr;gap:1.25rem;animation:fadeIn .6s ease-out .2s both;flex:1;min-height:0}main.main--demo-welcome{grid-template-columns:1fr}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-panel,.control-panel{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1.25rem;padding:2rem;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);transition:all .3s ease;display:flex;flex-direction:column;min-height:0;height:100%;max-height:100%;overflow:hidden}.chat-panel:hover,.control-panel:hover{box-shadow:0 30px 60px -15px #0f172a33}.chat-transcript{display:flex;flex-direction:column;flex:1 1 auto;min-height:0;gap:1.25rem;overflow-y:auto;overflow-x:hidden;padding-right:.5rem;scrollbar-width:thin;scrollbar-color:var(--card-border) transparent}.chat-transcript::-webkit-scrollbar{width:8px}.chat-transcript::-webkit-scrollbar-track{background:transparent}.chat-transcript::-webkit-scrollbar-thumb{background:var(--card-border);border-radius:999px}.chat-transcript::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.chart-open-btn{display:inline-flex;align-items:center;gap:.5rem;margin-top:.75rem;padding:.55rem 1.1rem;background:var(--accent-color, #667eea);color:#fff;border:none;border-radius:.5rem;font-size:.9rem;font-weight:600;cursor:pointer;transition:opacity .15s ease}.chart-open-btn:hover{opacity:.85}.chart-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:1000}.chart-modal{position:relative;width:92vw;height:88vh;background:var(--card-bg);border-radius:.75rem;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--card-shadow)}.chart-modal-close{position:absolute;top:.6rem;right:.75rem;background:#0000008c;color:#fff;border:none;border-radius:50%;width:2rem;height:2rem;font-size:1rem;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center;line-height:1}.chart-modal-close:hover{background:#000c}.chart-modal-iframe{width:100%;flex:1;border:none}.chat-transcript details{margin-top:.75rem;width:100%}.chat-transcript details summary{cursor:pointer;color:var(--accent-color);font-weight:600;font-size:.9rem;padding:.5rem;border-radius:.5rem;transition:background .2s ease}.chat-transcript details summary:hover{background:#667eea1a}.chat-transcript details h4{margin:1rem 0 .5rem;font-size:.9rem;color:var(--text-muted);font-weight:600}.chat-transcript details pre{max-height:400px;overflow-y:auto;word-wrap:break-word;white-space:pre-wrap}.message{padding:1.25rem 1.5rem;border-radius:1rem;background:var(--message-bg);border:1px solid var(--card-border);border-left:4px solid transparent;display:flex;flex-direction:column;gap:.75rem;transition:all .3s ease;animation:messageSlideIn .4s ease-out;position:relative;flex-shrink:0}@keyframes messageSlideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.message:hover{transform:translate(4px);box-shadow:0 10px 30px #0f172a1a;border-left-color:#667eea}.message-content{display:flex;flex-direction:column;gap:.75rem}.message-content p{margin:0;line-height:1.7}.message-content ul,.message-content ol{padding-left:1.5rem;margin:.5rem 0;line-height:1.7}.message-content li{margin:.25rem 0}.message-content code{background:var(--code-bg);padding:.15rem .4rem;border-radius:.4rem;font-size:.9em;font-family:Monaco,Menlo,Courier New,monospace;border:1px solid var(--card-border)}.message-content pre{margin:.75rem 0;background:var(--pre-bg);padding:1rem;border-radius:.75rem;overflow-x:auto;border:1px solid var(--card-border)}.message-content pre code{background:transparent;padding:0;border:none}.message-user{align-self:flex-end;max-width:85%;background:var(--message-user-bg);color:#fff;border-color:transparent;border-left-color:transparent;box-shadow:0 8px 24px #667eea4d}.message-user:hover{transform:translate(-4px);box-shadow:0 12px 32px #667eea66;border-left-color:transparent}.message header{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:var(--text-muted);padding-bottom:.5rem;border-bottom:1px solid rgba(148,163,184,.2)}.message-user header{color:#ffffffe6;border-bottom-color:#fff3}.message-role{font-weight:700;text-transform:uppercase;letter-spacing:.05em;font-size:.75rem}.message pre{margin:.75rem 0;font-size:.8rem;background:var(--pre-bg);padding:1rem;border-radius:.75rem;overflow-x:auto;border:1px solid var(--card-border)}.control-form{display:flex;flex-direction:column;gap:1.5rem;height:100%;max-height:100%;overflow-y:auto;overflow-x:hidden;padding-right:.5rem;scrollbar-width:thin;scrollbar-color:var(--card-border) transparent}.control-form::-webkit-scrollbar{width:8px}.control-form::-webkit-scrollbar-track{background:transparent}.control-form::-webkit-scrollbar-thumb{background:var(--card-border);border-radius:999px}.control-form::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.control-form label{display:flex;flex-direction:column;gap:.65rem;font-weight:600;font-size:.95rem}.control-form input,.control-form textarea,.control-form select{border-radius:.85rem;border:1.5px solid var(--card-border);background:var(--input-bg);color:var(--text-primary);padding:.9rem 1rem;font-size:1rem;transition:all .3s ease;font-family:inherit;line-height:1.6}.control-form textarea{resize:vertical;min-height:100px}:root[data-theme=dark] .control-form input,:root[data-theme=dark] .control-form textarea,:root[data-theme=dark] .control-form select{color:#f8fafc}.control-form input:focus,.control-form textarea:focus,.control-form select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 4px #667eea1a;background:var(--card-bg)}.control-form input::placeholder,.control-form textarea::placeholder{color:var(--text-muted);opacity:.7}.control-form button{padding:1rem 2rem;border:none;border-radius:999px;background:var(--accent-gradient);color:#fff;font-weight:700;font-size:1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 10px 30px #667eea4d;position:relative;overflow:hidden}.control-form button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.control-form button:hover:before{left:100%}.control-form button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.control-form button:not(:disabled):hover{transform:translateY(-3px);box-shadow:0 15px 40px #667eea66}.control-form button:not(:disabled):active{transform:translateY(-1px)}.control-actions{display:flex;justify-content:flex-end;position:sticky;bottom:0;background:var(--card-bg);padding-top:1rem;margin-top:auto;z-index:10;box-shadow:0 -10px 20px #00000005;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.control-actions button{min-width:7rem}.control-grid{display:grid;gap:1rem;grid-template-columns:repeat(3,minmax(0,1fr))}.checkbox{flex-direction:row;align-items:center;gap:.75rem}.help-text{font-size:.85rem;color:var(--help-text);line-height:1.5;font-weight:400}.empty-state{text-align:center;color:var(--empty-text);padding:3rem 2rem;font-size:1.05rem}.empty-state:before{content:"💬";display:block;font-size:3rem;margin-bottom:1rem;opacity:.7}.chat-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3rem;padding:3rem 2rem;min-height:400px}.empty-state-header{text-align:center;max-width:600px}.empty-state-icon{font-size:4rem;margin-bottom:1.5rem;opacity:.8;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.empty-state-title{margin:0 0 1rem;font-size:2rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.empty-state-description{margin:0;font-size:1.05rem;color:var(--text-muted);line-height:1.6}.prompt-suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:.85rem;width:100%;max-width:900px}.prompt-suggestion-card{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:.35rem;padding:1.1rem 1.2rem;border-radius:1rem;border:1.5px solid var(--card-border);background:var(--card-bg);color:var(--text-primary);cursor:pointer;transition:all .3s ease;text-align:center;min-height:100px;position:relative;overflow:hidden}.prompt-suggestion-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent-gradient);opacity:0;transition:opacity .3s ease}.prompt-suggestion-card:hover{transform:translateY(-4px);border-color:var(--accent-color);box-shadow:0 12px 32px #667eea33}.prompt-suggestion-card:hover:before{opacity:.1}.prompt-suggestion-text{font-size:.9rem;font-weight:700;line-height:1.4;position:relative;z-index:1;text-align:left}.prompt-suggestion-desc{font-size:.78rem;font-weight:400;line-height:1.4;color:var(--text-muted);position:relative;z-index:1;text-align:left}@media(max-width:960px){.prompt-suggestions{grid-template-columns:1fr;gap:.85rem}.prompt-suggestion-card{min-height:80px;padding:1.25rem 1rem}}@media(max-width:640px){.empty-state-title{font-size:1.5rem}.empty-state-description{font-size:.95rem}.prompt-suggestion-card{min-height:70px;padding:1rem .85rem}.prompt-suggestion-text{font-size:.9rem}}.context-manager{display:flex;flex-direction:column;gap:1rem;padding:1.25rem;border-radius:1rem;border:1.5px dashed rgba(148,163,184,.3);background:#94a3b808;transition:all .3s ease}.context-manager:hover{border-color:#667eea66;background:#667eea0d}.context-manager-header{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start}.context-manager-header h3{margin:0 0 .35rem;font-weight:700;font-size:1rem}.context-manager-header h3:before{content:"🎯 ";margin-right:.25rem}.context-subtitle{margin:0;font-size:.85rem;color:var(--help-text);line-height:1.5}.context-controls{display:flex;align-items:center;gap:.75rem}.context-count{font-size:.85rem;color:var(--text-muted);font-weight:600;padding:.35rem .85rem;background:var(--card-bg);border-radius:999px;border:1px solid var(--card-border);white-space:nowrap}.context-clear{border:none;background:none;color:var(--accent-color);cursor:pointer;font-size:.85rem;font-weight:600;padding:.35rem .85rem;border-radius:999px;transition:all .3s ease;white-space:nowrap}.context-clear:hover{background:#667eea1a;color:var(--accent-color)}.context-list ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.65rem}.context-item{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 1rem;border-radius:.85rem;background:var(--card-bg);border:1px solid var(--card-border);transition:all .3s ease}.context-item:hover{transform:translate(4px);box-shadow:0 4px 12px #0f172a1a}.context-item-label{font-weight:600;font-size:.9rem}.context-item-meta{display:block;font-size:.8rem;color:var(--text-muted);margin-top:.25rem}.context-remove{border:none;background:#ef44441a;color:var(--danger-color);cursor:pointer;font-size:.85rem;padding:.4rem .85rem;border-radius:.5rem;font-weight:600;transition:all .3s ease;flex-shrink:0;white-space:nowrap}.context-remove:hover{background:#ef444433;transform:scale(1.05)}.context-item-editor-link{padding:.35rem .75rem;border-radius:.5rem;border:1px solid var(--card-border);color:var(--accent-gradient);text-align:center;font-weight:700;text-decoration:none;transition:all .18s ease}.context-item-editor-link:after{display:inline-block;font-size:.85rem;opacity:.95}.context-item-editor-link:hover{transform:translateY(-2px);border-color:var(--accent-color);background:#667eea14;box-shadow:0 10px 28px #667eea1f;color:var(--text-primary)}.context-item-editor-link:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}.context-empty{margin:0;font-size:.9rem;color:var(--help-text);text-align:center;padding:1.5rem;font-style:italic}.context-detected{display:flex;flex-direction:column;gap:.5rem}.context-detected-title{font-size:.85rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.context-detected-list{display:flex;flex-wrap:wrap;gap:.5rem}.context-detected-chip{padding:.5rem 1rem;border-radius:999px;border:1.5px solid rgba(102,126,234,.4);background:#667eea14;color:var(--text-primary);cursor:pointer;font-size:.85rem;font-weight:600;transition:all .3s ease}.context-detected-chip:hover{border-color:var(--accent-color);background:#667eea26;transform:translateY(-2px);box-shadow:0 4px 12px #667eea33}.datasheet-adder{display:flex;flex-direction:column;gap:.65rem}.datasheet-adder-title{margin:0;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted)}.drop-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.35rem;padding:1.1rem 1rem;border-radius:.85rem;border:2px dashed var(--card-border);background:transparent;cursor:pointer;transition:border-color .2s ease,background .2s ease;text-align:center}.drop-zone:hover{border-color:var(--accent-color);background:#667eea0a}.drop-zone--active{border-color:var(--accent-color)!important;background:#667eea14!important}.drop-zone-icon{font-size:1.4rem;line-height:1}.drop-zone-text{font-size:.85rem;color:var(--text-muted);font-weight:500}.drop-zone-or{font-size:.75rem;color:var(--text-muted);opacity:.6}.drop-zone-btn{font-size:.82rem;font-weight:700;color:var(--accent-color);text-decoration:underline;text-underline-offset:2px;cursor:pointer}.adder-divider{display:flex;align-items:center;gap:.75rem;color:var(--text-muted);font-size:.78rem;opacity:.7}.adder-divider:before,.adder-divider:after{content:"";flex:1;height:1px;background:var(--card-border)}.url-row{display:flex;gap:.5rem}.url-row-input{flex:1;min-width:0;padding:.6rem .85rem;border-radius:.65rem;border:1.5px solid var(--card-border);background:var(--input-bg);color:var(--text-primary);font-size:.83rem;transition:border-color .2s ease}.url-row-input:focus{outline:none;border-color:var(--accent-color)}.url-row-input--error{border-color:var(--danger-color)!important}.control-form .url-row-btn{flex-shrink:0;padding:.6rem 1.1rem;border-radius:.65rem;border:none;background:var(--accent-gradient);color:#fff;font-weight:700;font-size:.83rem;cursor:pointer;transition:opacity .2s ease,transform .2s ease;box-shadow:0 2px 8px #667eea4d;overflow:visible}.control-form .url-row-btn:before{display:none}.control-form .url-row-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.control-form .url-row-btn:not(:disabled):hover{opacity:.88;transform:translateY(-1px);box-shadow:0 4px 14px #667eea66}.url-row-error{margin:0;font-size:.78rem;color:var(--danger-color);font-weight:600}.context-item-info{display:flex;flex-direction:column;min-width:0}.context-item-actions{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.context-view-btn{padding:.3rem .7rem;border-radius:.5rem;border:1px solid var(--card-border);background:transparent;color:var(--accent-color);font-size:.78rem;font-weight:700;text-decoration:none;transition:all .2s ease;white-space:nowrap}.context-view-btn:hover{background:#667eea1a;border-color:var(--accent-color);transform:translateY(-1px)}.message-assistant:last-child{animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@media(max-width:1200px){.app{max-width:100%;padding:1.5rem;height:100vh;max-height:100vh}main{grid-template-columns:1fr;gap:1.5rem;height:calc(100vh - 160px);min-height:500px}.header-bar h1{font-size:2rem}.chat-panel,.control-panel{max-height:50vh}.control-panel{max-height:calc(50vh - 1rem)}}@media(max-width:960px){.header-bar{flex-direction:column;align-items:stretch;gap:1.25rem}.header-actions{justify-content:flex-end}.theme-toggle,.session-reset{align-self:auto}.prompt-list{grid-template-columns:1fr}.message-user{max-width:100%}main{height:calc(100vh - 180px)}.chat-panel,.control-panel{max-height:48vh}}@media(max-width:640px){.app{padding:1rem;gap:1.5rem;height:100vh;max-height:100vh}.header-bar h1{font-size:1.75rem}.header-bar p{font-size:.95rem}.header-actions{flex-direction:column;gap:.5rem}.theme-toggle,.session-reset{width:100%;text-align:center}.chat-panel,.control-panel{padding:1.25rem;border-radius:1rem}main{height:calc(100vh - 220px);gap:1rem}.chat-panel{max-height:45vh}.control-panel{max-height:calc(55vh - 220px);min-height:300px}.control-form{gap:1rem}.control-form label{font-size:.9rem}.control-form textarea{min-height:80px}.control-actions button{width:100%}.chat-empty-state{min-height:300px;gap:2rem;padding:2rem 1rem}.message{padding:1rem}.context-add-url{flex-direction:column}.context-add-url button{width:100%}}@media(max-width:480px){.app{padding:.75rem;gap:1rem}.header-bar{gap:1rem}.header-bar h1{font-size:1.5rem}.header-bar p{font-size:.9rem}main{height:calc(100vh - 200px)}.chat-panel,.control-panel{padding:1rem}.control-panel{max-height:calc(60vh - 200px);min-height:280px}.control-form{gap:.875rem}.control-form textarea{min-height:70px;font-size:.95rem}.control-form input,.control-form textarea{padding:.75rem .875rem}.control-actions{padding-top:.75rem}}@media print{.header-actions,.control-panel{display:none}.chat-panel{box-shadow:none;border:1px solid #ddd}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}*:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}.page-navigation{display:inline-block;text-align:center}.pagination-page{margin:.5rem;-webkit-user-select:none;user-select:none;text-decoration:none;padding:1rem;border-radius:1.25rem;background:var(--accent-gradient);color:#fff;font-weight:700;box-shadow:0 10px 30px #667eea4d}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;z-index:1000}.pricing-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.pricing-item{display:flex;flex-direction:column;gap:.35rem;padding:.6rem .8rem;border-radius:.85rem;background:var(--card-bg);border:1px solid var(--card-border);transition:transform .18s ease,box-shadow .18s ease;font-size:.92rem}.pricing-item-header{display:flex;justify-content:space-between;align-items:center;gap:.75rem}.pricing-title{color:var(--text-primary);overflow:hidden;text-overflow:ellipsis}.pricing-owner{color:var(--text-muted);font-weight:600;flex-shrink:0;margin-left:.75rem;text-align:right;white-space:nowrap}.pricing-versions{list-style:none;display:flex;flex-direction:column;gap:.35rem;max-height:8.5rem;overflow:auto}.pricing-versions::-webkit-scrollbar{width:6px}.pricing-versions::-webkit-scrollbar-thumb{background:var(--card-border);border-radius:999px}.pricing-version{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.32rem .45rem;border-radius:.6rem;font-size:.86rem;color:var(--text-primary)}.pricing-version:hover{background:#667eea0a}.pricing-version .version-label{color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pricing-add-btn{width:5rem;height:2rem;border:none;background:var(--accent-gradient);color:#fff;padding:.25rem .6rem;border-radius:.5rem;font-weight:700;font-size:.8rem;cursor:pointer;box-shadow:0 6px 18px #667eea2e;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease;flex-shrink:0;white-space:nowrap}.pricing-add-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px #667eea38}.pricing-add-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}@media(max-width:640px){.pricing-item{padding:.5rem .6rem;font-size:.9rem}.pricing-versions{max-height:7rem}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#02061773;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:900}.modal-content{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1000;width:min(92vw,920px);max-width:920px;height:min(80vh,900px);max-height:min(80vh,900px);background:var(--card-bg);border-radius:.85rem;border:1px solid var(--card-border);display:flex;flex-direction:column;gap:.75rem;padding:1rem;overflow:hidden}.modal-content>button{align-self:flex-end;padding:.4rem .85rem;border-radius:.5rem;border:none;background:var(--accent-gradient);color:#fff;font-weight:700;cursor:pointer;box-shadow:0 8px 22px #667eea2e;transition:transform .15s ease,box-shadow .15s ease}.modal-content>button:hover{transform:translateY(-2px)}.modal-content .control-panel{background:transparent;border:none;padding:0;box-shadow:none;display:flex;flex-direction:column;gap:.5rem;flex:1 1 auto;overflow:hidden}.modal-content .control-form{padding-bottom:.25rem}.modal-content .page-navigation{display:flex;justify-content:center;gap:.6rem;padding-top:.6rem;padding-bottom:.25rem}.modal-content .pricing-list{gap:.25rem;flex:1 1 auto;min-height:0;overflow:auto;padding-right:.4rem}.modal-content,.modal-content .pricing-list{overflow-x:hidden}.modal-content .page-navigation{flex-wrap:wrap;gap:.5rem;padding-left:.5rem;padding-right:.5rem}.pagination-page{box-sizing:border-box;max-width:40%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.modal-content .pricing-item{padding:.45rem .6rem;border-radius:.6rem}.modal-content .pricing-item-header{gap:.5rem}.modal-content .pricing-versions{gap:.25rem;max-height:none}.modal-content .pricing-version{display:flex;align-items:center;justify-content:flex-start;gap:.5rem;padding:.25rem .35rem}.modal-content .pricing-version .version-label{flex:1 1 auto;margin-right:.4rem}.modal-content .pricing-add-btn{padding:.35rem .85rem;font-size:.85rem;border-radius:.5rem;min-width:unset}.modal-content .pricing-add-btn.icon{width:2.6rem;height:2.2rem;padding:0}.pricing-add-btn,.modal-content>button,button.context-add-url{display:inline-flex;align-items:center;justify-content:center}.pagination-page[style*="pointer-events: none"]{cursor:not-allowed;transform:none;box-shadow:none;background:#94a3b81f;color:var(--text-muted)}.pagination-page[style*="pointer-events: none"]:hover{transform:none}@media(max-width:640px){.modal-content{width:min(96vw,640px);max-height:calc(100vh - 3rem);padding:.75rem}.modal-content>button{padding:.4rem .7rem}.modal-content .pricing-item{padding:.35rem .5rem}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--card-shadow);border-radius:1.25rem;padding:2.5rem 2rem;width:100%;max-width:380px;display:flex;flex-direction:column;gap:.5rem;align-items:center;animation:slideDown .4s ease-out}.login-card h1{font-size:1.75rem;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.login-subtitle{color:var(--text-muted);font-size:.875rem;margin:0;text-align:center}.login-form{width:100%;display:flex;flex-direction:column;gap:1rem;margin-top:1rem}.login-field{display:flex;flex-direction:column;gap:.35rem}.login-field label{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.login-field input,.api-key-select{background:var(--input-bg);border:1px solid var(--card-border);border-radius:.5rem;padding:.6rem .8rem;font-size:.9rem;color:var(--text-primary);outline:none;transition:border-color .2s;width:100%}.login-field input:focus,.api-key-select:focus{border-color:var(--accent-color)}.login-error{color:var(--danger-color);font-size:.85rem;text-align:center}.login-submit{background:var(--accent-gradient);color:#fff;border:none;border-radius:.5rem;padding:.7rem;font-size:.95rem;font-weight:600;cursor:pointer;transition:opacity .2s;margin-top:.25rem}.login-submit:disabled{opacity:.45;cursor:not-allowed}.logout-link{background:none;border:none;color:var(--text-muted);font-size:.8rem;cursor:pointer;margin-top:.5rem;text-decoration:underline}.logout-link:hover{color:var(--text-primary)}.api-key-info{width:100%;background:var(--input-bg);border:1px solid var(--card-border);border-radius:.5rem;padding:.75rem 1rem;font-size:.85rem;color:var(--text-muted);display:flex;flex-direction:column;gap:.4rem;margin-top:.5rem}.api-key-info p{margin:0}.api-key-link{color:var(--accent);text-decoration:none;font-weight:500;word-break:break-all}.api-key-link:hover{text-decoration:underline}.api-key-format code{background:var(--card-border);padding:.1rem .35rem;border-radius:.25rem;font-family:monospace;font-size:.85em;color:var(--text-primary)}.header-user{font-size:.8rem;font-weight:600;color:var(--text-muted);padding:.35rem .75rem;background:var(--message-bg);border-radius:999px;border:1px solid var(--card-border);white-space:nowrap}.demo-badge{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#92400e;background:#fef3c7;border:1px solid #fcd34d;border-radius:999px;padding:.3rem .75rem;white-space:nowrap;align-self:flex-start}:root[data-theme=dark] .demo-badge{color:#fde68a;background:#fcd34d26;border-color:#fcd34d66}.demo-banner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.5rem 1rem;border-radius:.85rem;border:1px solid #fcd34d;background:#fffbeb;color:#78350f;font-size:.82rem;flex-shrink:0;animation:slideDown .3s ease-out}:root[data-theme=dark] .demo-banner{background:#fcd34d14;border-color:#fcd34d4d;color:#fde68a}.demo-banner-login{border:none;background:none;padding:0;font-size:.875rem;font-weight:700;color:#b45309;cursor:pointer;white-space:nowrap;text-decoration:underline;text-underline-offset:2px;transition:color .2s ease}.demo-banner-login:hover{color:#92400e}:root[data-theme=dark] .demo-banner-login{color:#fcd34d}.demo-preset-panel{display:flex;flex-direction:column;gap:.5rem;padding:1.25rem;height:100%;overflow-y:auto}.demo-preset-panel-title{font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.07em;margin:0 0 .5rem;flex-shrink:0}.demo-preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:.65rem}.prompt-suggestion-card--active{border-color:#667eea!important;box-shadow:0 0 0 2px #667eea59,0 8px 24px #667eea33!important;transform:translateY(-2px)}.prompt-suggestion-card--active:before{opacity:0!important}.login-cta{align-self:flex-start;padding:.65rem 1.4rem;border-radius:999px;border:1.5px solid var(--accent-color);background:var(--accent-gradient);color:#fff;font-weight:700;font-size:.9rem;cursor:pointer;transition:all .25s ease;white-space:nowrap;box-shadow:0 4px 14px #667eea4d}.login-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px #667eea73}.clarification-panel{display:flex;flex-direction:column;gap:1.25rem;height:100%;padding:.25rem .25rem 1rem;overflow-y:auto}.clarification-panel__hint{font-size:.88rem;font-weight:600;color:var(--text-muted);padding:.75rem 1rem;border-radius:.75rem;background:#667eea12;border:1px solid rgba(102,126,234,.2);line-height:1.5}.clarification-field{display:flex;flex-direction:column;gap:0}.clarification-field label{display:flex;flex-direction:column;gap:.55rem;font-weight:700;font-size:.9rem;color:var(--text-primary)}.clarification-field input,.clarification-field select{border-radius:.85rem;border:1.5px solid var(--card-border);background:var(--input-bg);color:var(--text-primary);padding:.85rem 1rem;font-size:.95rem;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}:root[data-theme=dark] .clarification-field input,:root[data-theme=dark] .clarification-field select{color:#f8fafc}.clarification-field input:focus,.clarification-field select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 4px #667eea1f;background:var(--card-bg)}.clarification-field input::placeholder{color:var(--text-muted);opacity:.65}.clarification-field__hint{margin-top:.4rem;font-size:.78rem;color:var(--text-muted);font-weight:500;padding-left:.25rem}.clarification-panel__submit{margin-top:auto;padding:.95rem 2rem;border:none;border-radius:999px;background:var(--accent-gradient);color:#fff;font-weight:700;font-size:1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 10px 30px #667eea4d;position:relative;overflow:hidden}.clarification-panel__submit:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.clarification-panel__submit:hover:before{left:100%}.clarification-panel__submit:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.clarification-panel__submit:not(:disabled):hover{transform:translateY(-3px);box-shadow:0 15px 40px #667eea66}.mode-settings-wrapper{position:relative;align-self:flex-start}.mode-settings-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem 1rem;border-radius:999px;border:1px solid var(--card-border);background:var(--card-bg);color:var(--text-muted);font-size:.85rem;font-weight:600;cursor:pointer;transition:all .25s ease;white-space:nowrap;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.mode-settings-btn:hover{color:var(--text-primary);border-color:var(--accent-color);background:#667eea14;transform:translateY(-1px)}.mode-settings-label{font-size:.82rem}.mode-settings-dropdown{position:absolute;right:0;top:calc(100% + .5rem);z-index:200;width:270px;background:var(--card-bg);border:1px solid var(--card-border);border-radius:.85rem;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);overflow:hidden;animation:fadeIn .15s ease-out}.mode-settings-title{margin:0;padding:.6rem 1rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted);border-bottom:1px solid var(--card-border)}.mode-settings-option{display:flex;flex-direction:column;align-items:flex-start;gap:.2rem;width:100%;padding:.75rem 1rem;border:none;background:transparent;color:var(--text-primary);cursor:pointer;text-align:left;position:relative;transition:background .18s ease}.mode-settings-option:hover{background:#667eea12}.mode-settings-option--active{background:#667eea1a}.mode-settings-option-label{font-size:.9rem;font-weight:700}.mode-settings-option--active .mode-settings-option-label{color:var(--accent-color)}.mode-settings-option-desc{font-size:.78rem;color:var(--text-muted);line-height:1.4}.mode-settings-option--disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.mode-settings-coming-soon{display:inline-block;margin-left:.5rem;font-size:.68rem;font-weight:600;letter-spacing:.04em;padding:1px 6px;border-radius:999px;background:var(--text-muted);color:var(--card-bg);vertical-align:middle;text-transform:uppercase}.mode-settings-check{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:var(--accent-color)}.demo-landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3rem;padding:3rem 1.5rem}.demo-landing-header{display:flex;flex-direction:column;align-items:center;gap:.75rem;text-align:center;max-width:560px;animation:slideDown .5s ease-out}.demo-landing-icon{font-size:3.5rem;line-height:1;animation:float 3s ease-in-out infinite}.demo-landing-title{margin:0;font-size:2.25rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.demo-landing-subtitle{margin:0;font-size:1.05rem;color:var(--text-muted);line-height:1.6}.demo-landing-cards{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;width:100%;max-width:820px;animation:fadeIn .6s ease-out .2s both}.demo-landing-card{display:flex;flex-direction:column;align-items:flex-start;gap:.75rem;padding:2rem 1.75rem;background:var(--card-bg);border:1.5px solid var(--card-border);border-radius:1.25rem;box-shadow:var(--card-shadow);cursor:pointer;text-align:left;transition:all .3s ease;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);position:relative;overflow:hidden}.demo-landing-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent-gradient);opacity:0;transition:opacity .3s ease}.demo-landing-card:hover{transform:translateY(-6px);border-color:var(--accent-color);box-shadow:0 20px 50px #667eea40}.demo-landing-card:hover:before{opacity:.06}.demo-landing-card-icon{font-size:2.5rem;line-height:1;position:relative;z-index:1}.demo-landing-card-title{margin:0;font-size:1.3rem;font-weight:700;color:var(--text-primary);position:relative;z-index:1}.demo-landing-card-desc{margin:0;font-size:.9rem;color:var(--text-muted);line-height:1.6;position:relative;z-index:1;flex:1}.demo-landing-card-cta{margin-top:.5rem;font-size:.9rem;font-weight:700;color:var(--accent-color);position:relative;z-index:1;transition:transform .2s ease}.demo-landing-card:hover .demo-landing-card-cta{transform:translate(4px)}@media(max-width:640px){.demo-landing-cards{grid-template-columns:1fr}.demo-landing-title{font-size:1.75rem}}.p4-app{overflow-y:auto!important;height:auto!important;max-height:none!important;min-height:100vh}.p4-main{display:flex;flex-direction:column;gap:1.25rem;padding-bottom:2rem;animation:fadeIn .5s ease-out .2s both}.p4-config-section{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1.25rem;padding:1.25rem 1.5rem;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.p4-config-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.p4-config-title{margin:0;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted)}.p4-config-toggle{border:1px solid var(--card-border);background:transparent;color:var(--accent-color);font-size:.82rem;font-weight:700;padding:.3rem .85rem;border-radius:999px;cursor:pointer;transition:all .2s ease}.p4-config-toggle:hover{background:#667eea14;border-color:var(--accent-color)}.p4-config-fields{display:flex;gap:1.5rem;flex-wrap:wrap}.p4-config-field{display:flex;align-items:center;gap:.75rem;flex:1;min-width:260px}.p4-config-label{font-size:.82rem;font-weight:600;color:var(--text-muted);white-space:nowrap;flex-shrink:0}.p4-config-value{font-size:.85rem;color:var(--text-primary);font-family:Monaco,Menlo,Courier New,monospace;display:flex;align-items:center;gap:.5rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.p4-config-input{flex:1;padding:.5rem .75rem;border-radius:.65rem;border:1.5px solid var(--card-border);background:var(--input-bg);color:var(--text-primary);font-size:.85rem;font-family:Monaco,Menlo,Courier New,monospace;transition:border-color .2s ease}.p4-config-input:focus{outline:none;border-color:var(--accent-color)}:root[data-theme=dark] .p4-config-input{color:#f8fafc}.p4-sphere-link{font-size:.85rem;color:var(--accent-color);text-decoration:none;padding:.2rem .5rem;border-radius:.4rem;border:1px solid var(--card-border);transition:all .2s ease;flex-shrink:0}.p4-sphere-link:hover{background:#667eea1a;border-color:var(--accent-color)}.p4-questions-section{display:flex;flex-direction:column;gap:.75rem}.p4-questions-header{display:flex;align-items:baseline;gap:1rem;flex-wrap:wrap}.p4-section-title{margin:0;font-size:1.2rem;font-weight:700;color:var(--text-primary);flex-shrink:0}.p4-section-heading{margin:1.5rem 0 .5rem;padding-bottom:.35rem;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);border-bottom:1px solid var(--border-color)}.p4-datasheet-url{font-size:.75rem;color:var(--text-muted);font-family:Monaco,Menlo,Courier New,monospace;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.p4-questions-list{display:flex;flex-direction:column;gap:.75rem}.p4-question-card{background:var(--card-bg);border:1.5px solid var(--card-border);border-radius:1rem;overflow:hidden;box-shadow:0 2px 8px #0f172a0f;transition:border-color .25s ease,box-shadow .25s ease}.p4-question-card--expanded{border-color:var(--accent-color);box-shadow:0 4px 20px #667eea26}.p4-question-header{width:100%;display:flex;align-items:center;gap:1rem;padding:1.1rem 1.25rem;background:transparent;border:none;cursor:pointer;text-align:left;color:var(--text-primary);transition:background .2s ease}.p4-question-header:hover{background:#667eea0a}.p4-question-icon{font-size:1.4rem;flex-shrink:0}.p4-question-meta{flex:1;display:flex;flex-direction:column;gap:.2rem;min-width:0}.p4-question-label{font-size:1rem;font-weight:700;color:var(--text-primary)}.p4-question-desc{font-size:.82rem;color:var(--text-muted);line-height:1.4}.p4-question-chevron{font-size:.72rem;color:var(--text-muted);flex-shrink:0;transition:transform .2s ease}.p4-question-body{display:flex;flex-direction:column;gap:1rem;padding:1rem 1.25rem 1.25rem;border-top:1px solid var(--card-border);animation:fadeIn .2s ease-out}.p4-params{display:flex;flex-wrap:wrap;gap:.75rem}.p4-param-row{display:flex;flex-direction:column;gap:.35rem;min-width:200px}.p4-param-label{font-size:.82rem;font-weight:600;color:var(--text-muted);display:flex;flex-direction:column;gap:.15rem}.p4-param-hint{font-size:.75rem;font-weight:400;color:var(--text-muted);opacity:.75}.p4-param-input{padding:.6rem .85rem;border-radius:.65rem;border:1.5px solid var(--card-border);background:var(--input-bg);color:var(--text-primary);font-size:.95rem;transition:border-color .2s ease,box-shadow .2s ease;width:100%}.p4-param-input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #667eea1a}:root[data-theme=dark] .p4-param-input{color:#f8fafc}.p4-run-row{display:flex;align-items:center;gap:.75rem}.p4-run-btn{padding:.65rem 1.5rem;border:none;border-radius:999px;background:var(--accent-gradient);color:#fff;font-weight:700;font-size:.92rem;cursor:pointer;transition:all .25s ease;box-shadow:0 4px 14px #667eea4d}.p4-run-btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.p4-run-btn:not(:disabled):hover{transform:translateY(-2px);box-shadow:0 8px 22px #667eea66}.p4-loading-hint{font-size:.82rem;color:var(--text-muted);font-style:italic}.p4-response{background:var(--pre-bg);border:1px solid var(--card-border);border-radius:.75rem;padding:1rem;display:flex;flex-direction:column;gap:.5rem}.p4-response--error{border-color:var(--danger-color);background:#ef44440d}.p4-response-title{margin:0;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted)}.p4-response--error .p4-response-title{color:var(--danger-color)}.p4-response-json{margin:0;font-family:Monaco,Menlo,Courier New,monospace;font-size:.82rem;line-height:1.6;color:var(--text-primary);overflow-x:auto;white-space:pre-wrap;word-break:break-word}.p4-charts{display:flex;flex-wrap:wrap;gap:.65rem;padding-top:.25rem}
