:root{--ink:#151831;--muted:#64708a;--green:#00ac63;--green-dark:#078b51;--canvas:#fbfdfd;--line:#e5ecf1;--blue:#087dff;--body-font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;--display-font:"Microsoft YaHei","PingFang SC",sans-serif;--sidebar-width:238px}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--canvas);font:15px/1.6 var(--body-font)}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button,select{touch-action:manipulation}button:disabled,select:disabled{cursor:not-allowed}button:focus-visible,a:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #75bbff;outline-offset:3px}button{border:0;background:none}a{color:inherit;text-decoration:none}svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}svg.icon{width:24px;height:24px;flex-shrink:0}.icon-definitions{position:absolute;width:0;height:0;overflow:hidden}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:100;left:16px;top:-80px;background:white;padding:12px;border:2px solid var(--green)}.skip-link:focus{top:10px}
.app-shell{display:grid;grid-template-columns:var(--sidebar-width) minmax(0,1fr);min-height:100dvh}.sidebar{height:100dvh;display:flex;flex-direction:column;position:relative;isolation:isolate;background:linear-gradient(140deg,#f4fbf7,#f8fcfb 52%,#edf6ef);border-right:1px solid #dfe9e8;padding:26px 16px 17px;overflow:hidden}.brand{display:flex;align-items:center;gap:8px;white-space:nowrap;padding:0 10px 28px}.brand strong{font-size:22px;font-weight:700;letter-spacing:-.7px}.brand-mark{width:34px;height:43px;fill:var(--green);stroke:var(--green);stroke-width:1}.brand-mark .drop-smile{fill:none;stroke:white;stroke-width:1.8}.main-nav{display:flex;flex-direction:column;gap:7px}.nav-item{height:62px;display:flex;align-items:center;gap:22px;padding:0 22px;border-radius:12px;font-size:18px;font-weight:500;text-align:left;transition:background .18s,color .18s}.nav-item .icon{width:25px;height:25px;stroke-width:2}.nav-item:hover{background:#e9f4ef}.nav-item.is-active{background:#dbf4e9;color:#121d2e}.nav-item.is-active .icon{color:var(--green);fill:var(--green);stroke:var(--green)}.delete-current{align-self:flex-start;font-size:12px;color:#7b8784;margin:-7px 0 1px 68px;padding:0;line-height:20px}.delete-current:hover{color:#b4423e}.sidebar-landscape{position:absolute;z-index:-1;inset:auto 0 0;height:39%;min-height:230px;background:linear-gradient(180deg,#f7fcf9,transparent 55%,#f3f9f2e0),url('/assets/field-panorama.jpg') left bottom/auto 100% no-repeat;opacity:.9}.sidebar-landscape p{font-family:"Kaiti SC",STKaiti,KaiTi,serif;font-size:24px;font-weight:700;color:#009a49;text-align:center;line-height:1.6;letter-spacing:2px;transform:rotate(-10deg);margin:25px 0 0}.sidebar-bottom{margin-top:auto;padding:22px 10px 0;display:flex;flex-direction:column;gap:5px;font-size:12px}.sidebar-bottom small{font-size:11px;color:#657870}.service-status{color:#435d51;display:flex;align-items:center;gap:6px}.service-status::before{content:"";height:6px;width:6px;flex-shrink:0;border-radius:50%;background:var(--green)}.service-status.is-offline::before{background:#c18626}.workspace{height:100dvh;min-width:0;display:flex;flex-direction:column;background:var(--canvas)}.topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 30px;background:#fff;border-bottom:1px solid #edf1f4;flex-shrink:0;z-index:2}.context-pickers,.project-picker,.plot-picker,.header-info,.today,.weather,.user-identity{display:flex;align-items:center;gap:9px;white-space:nowrap}.context-pickers{gap:26px;font-size:16px;font-weight:500}.context-icon{color:var(--green);width:28px!important;height:28px!important}.context-pickers select{appearance:none;min-width:84px;max-width:180px;border:0;background:transparent;padding:9px 24px 9px 0;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,#313b57 50%),linear-gradient(135deg,#313b57 50%,transparent 50%);background-position:calc(100% - 8px) 52%,calc(100% - 3px) 52%;background-size:5px 5px;background-repeat:no-repeat}.context-pickers label{white-space:nowrap}.header-divider{width:1px;height:26px;background:#d9e1ec;flex-shrink:0}.header-info{gap:20px;font-size:14px}.header-info .icon{width:21px;height:21px}.today .icon{color:var(--green)}.weather{color:var(--muted);font-size:13px}.weather .icon{color:#80a1be}.user-avatar{width:36px;height:36px;border-radius:50%;background:#e0eff9;display:grid;place-items:center;color:#385471}.user-avatar .icon{width:22px;height:22px}
.conversation-scroll{flex:1;min-height:0;overflow-y:auto;scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#cbded6 transparent}.welcome-view{width:100%}.hero{height:clamp(210px,28vh,310px);position:relative;display:flex;justify-content:center;text-align:center;background:linear-gradient(0deg,var(--canvas),#ffffff00 35%),linear-gradient(90deg,#ffffff40,#ffffff18 45%,#ffffff38),url('/assets/field-panorama.jpg') center 55%/cover no-repeat;padding:clamp(40px,6vh,74px) 24px 32px}.hero-copy{position:relative}.hero h1{font:700 clamp(32px,3.3vw,56px)/1.4 var(--display-font);letter-spacing:1px;margin:0 0 12px;color:#10162c}.hero h1 span{color:var(--green);background:linear-gradient(100deg,#006dff 6%,#04a8bb 56%,#00b54d 96%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:clamp(15px,1.4vw,22px);letter-spacing:.3px;margin:0;color:#1b243c}.agent-section{max-width:1450px;margin:0 auto;padding:10px 38px 24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 17px}.section-heading h2{margin:0;font-size:26px;font-weight:650;letter-spacing:.5px;display:flex;align-items:center;gap:12px}.section-heading h2::before{content:"";width:6px;height:24px;background:var(--green);border-radius:3px}.section-heading>span{font-size:12px;color:#8a94a4}.agent-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.agent-card{--agent:#087dff;--agent-soft:#e1f3ff;--agent-bg:#eff8fd;display:flex;align-items:center;gap:16px;text-align:left;min-height:113px;border-radius:14px;padding:20px 20px;background:linear-gradient(115deg,var(--agent-bg),color-mix(in srgb,var(--agent-bg) 70%,white));border:1px solid transparent;transition:transform .18s,box-shadow .18s,border-color .18s;position:relative;min-width:0}.agent-green{--agent:#00b64f;--agent-soft:#d9f8e5;--agent-bg:#edf9f3}.agent-orange{--agent:#ff9500;--agent-soft:#fff0d9;--agent-bg:#fff7ee}.agent-purple{--agent:#8c46f4;--agent-soft:#ebe1ff;--agent-bg:#f4f0ff}.agent-red{--agent:#f24e65;--agent-soft:#ffe3e8;--agent-bg:#fff2f5}.agent-icon{width:62px;height:62px;flex-shrink:0;border-radius:50%;background:var(--agent-soft);display:grid;place-items:center;color:var(--agent)}.agent-icon svg{width:38px;height:38px;stroke-width:2}.agent-copy{min-width:0;display:flex;flex-direction:column;gap:1px}.agent-copy strong{font-size:26px;line-height:1.5;font-weight:650}.agent-copy small{font-size:15px;color:#4e5e7f;white-space:nowrap}.agent-card .card-arrow{margin-left:auto;width:18px;height:18px;color:#617093}.agent-card:hover{transform:translateY(-2px);box-shadow:0 6px 18px #193b6510;border-color:color-mix(in srgb,var(--agent) 25%,white)}.agent-card[aria-pressed=true]{border-color:var(--agent);box-shadow:0 0 0 2px color-mix(in srgb,var(--agent) 8%,transparent)}.agent-card[aria-pressed=true]::after{content:"已选";position:absolute;right:12px;top:7px;font-size:10px;color:var(--agent)}.return-conversation{margin-top:17px}
.composer-dock{flex-shrink:0;padding:0 38px 14px;background:linear-gradient(180deg,#fbfdfd00,var(--canvas) 20%)}.composer-column{max-width:1374px;margin:0 auto}.conversation-status{font-size:12px;color:#718078;margin:0 5px 9px;min-height:19px;line-height:1.7}.composer{padding:17px 20px 16px;background:#fff;border:1px solid #f0f4f6;border-radius:18px;box-shadow:0 9px 35px #2446620b}.input-row{display:flex;align-items:flex-start;border:1px solid var(--line);border-radius:10px;padding:14px 16px;gap:13px;background:#fff;transition:border-color .18s,box-shadow .18s}.input-row:focus-within{border-color:#71cba3;box-shadow:0 0 0 3px #00ac630b}.input-icon{color:#657398;margin-top:1px;width:23px!important;height:23px!important}#query{resize:none;border:0;outline:none;background:transparent;width:100%;height:44px;min-height:44px;max-height:100px;padding:0;line-height:1.55;font-size:16px;overflow-y:auto}#query::placeholder{color:#7a87a2}.composer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:12px}.mode-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mode-chip{border:0;border-radius:8px;padding:9px 13px;background:#f4f7fa;color:#46536e;font-size:13px}#preview-upload{order:-1;background:#f5f7fa;font-size:14px;padding:10px 16px}#preview-agent{border:0;max-width:200px;color:#2d6c54;background:#eff9f4;font-size:12px;padding:9px}#preview-parameters{font-size:12px;background:transparent;padding-inline:7px;color:#7a8796}.send-actions{display:flex;align-items:center;gap:16px}.character-count{font-size:11px;color:#97a2b1;font-variant-numeric:tabular-nums}.send-button{display:flex;align-items:center;justify-content:center;gap:10px;min-width:145px;border-radius:11px;background:var(--green);color:white;padding:12px 25px;font-size:18px;transition:background .18s,transform .18s}.send-button:hover{background:var(--green-dark)}.send-button:active{transform:translateY(1px)}.composer-footnote{font-size:11px;color:#96a0ad;display:flex;align-items:center;justify-content:space-between;gap:14px;margin:9px 6px 0}.text-button{font-size:13px;color:#12885b;border:0;background:none;padding:4px 0;cursor:pointer}.text-button:hover{color:#056a42;text-decoration:underline}
.chat-heading{display:none;max-width:1100px;margin:auto;padding:34px 36px 4px;align-items:center;justify-content:space-between;gap:15px}.chat-heading h2{font-size:23px;font-weight:600;letter-spacing:.4px;margin:5px 0 0}.chat-eyebrow{font-size:12px;color:#16895d}.chat-heading>span{font-size:12px;color:#7d899f}.content-column{max-width:1100px;margin:auto;padding:0 36px 32px}.has-conversation .chat-heading{display:flex}.show-home #empty-result{display:block!important}.show-home .chat-heading,.show-home .content-column{display:none}.show-home #return-conversation{display:inline-block!important}.preview-turn{padding:25px 0 30px;border-bottom:1px solid #e8edf1;line-height:1.9;font-size:15px}.preview-turn>.question-bubble{display:block;margin:0 0 25px auto;background:#e9f7f0;border:1px solid #dcf0e5;border-radius:15px 15px 3px 15px;padding:13px 20px;max-width:84%;white-space:pre-wrap;overflow-wrap:anywhere;color:#213b32;font-size:15px}.preview-turn-meta{display:flex;align-items:center;gap:9px;font-size:13px;color:#3f765f;margin:0 0 11px}.preview-turn-meta::before{content:"AI";width:29px;height:29px;flex-shrink:0;border-radius:9px;background:#dbf3e6;color:#008d54;display:grid;place-items:center;font-size:11px;font-weight:600;line-height:1}.preview-answer{font-size:15px;line-height:1.95;color:#30394a;white-space:pre-wrap;overflow-wrap:anywhere;padding-left:38px}.preview-turn>p:not(.question-bubble):not(.preview-turn-meta){color:#859080;font-size:12px;margin:14px 0 6px 38px}.preview-turn>.text-button{margin:10px 18px 0 38px;padding:5px 11px;border:1px solid #dfede5;border-radius:6px;line-height:1.6}.preview-turn>.text-button+.text-button{margin-left:0}.preview-receipt{padding-left:38px;font-size:12px}.preview-turn-image{margin-left:auto;display:block;margin-bottom:18px}.preview-turn.is-pending .preview-turn-meta::before{animation:breathe 1.5s ease-in-out infinite}.preview-turn.is-pending .preview-turn-meta::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--green);animation:breathe 1.5s ease-in-out infinite}.preview-turn.is-pending .preview-answer:empty::after{content:"正在整理专业资料，请稍候…";color:#a2aca6;font-size:13px}.preview-answer .answer-heading{font-weight:650;margin:.7em 0 .25em}.preview-answer .answer-paragraph{margin:0 0 .6em}.preview-answer .answer-list{margin:.3em 0 .7em;padding-left:23px}.preview-answer strong{font-weight:650;color:#1b2c23}.preview-answer pre{overflow:auto;background:#f0f5f3;padding:12px;font:12px/1.6 monospace;border-radius:6px}.preview-answer code{background:#f1f6f3;font:13px monospace;padding:2px 4px}.preview-answer table{border-collapse:collapse;width:100%;font-size:13px;white-space:normal}.preview-answer th,.preview-answer td{border-bottom:1px solid #dfe8e3;text-align:left;padding:8px}.preview-answer th{background:#f1f7f4}.answer-table-scroll{overflow-x:auto}
.app-dialog{width:min(650px,calc(100vw - 32px));max-height:82dvh;overflow:auto;border:1px solid var(--line);border-radius:18px;padding:24px 28px;color:var(--ink);box-shadow:0 25px 80px #183b4d26}.app-dialog::backdrop{background:#12293d45;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.dialog-heading h2{font-size:22px;margin:0}.icon-button{width:36px;height:36px;display:grid;place-items:center;border-radius:8px}.icon-button:hover{background:#edf5f0}.app-dialog p,.capability-list{font-size:14px;line-height:1.9}.dialog-note,.empty-note{color:#7b8991;font-size:12px!important}.empty-note{padding:28px 0}.app-dialog h3{font-size:16px;margin:25px 0 0}.help-boundary{background:#f0f8f2;padding:10px 14px;border-radius:8px;color:#398263}.app-dialog #conversation-history button{padding:12px 14px;border-radius:8px;background:#f5f9f7;color:#42554a;margin:8px 0;overflow-wrap:anywhere}.app-dialog #conversation-history button:hover{background:#e7f5ed}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:min(90vw,520px);padding:12px 22px;background:#203e33;color:white;border-radius:10px;font-size:13px;box-shadow:0 6px 24px #0e38292c;z-index:50}.mobile-only{display:none}.sidebar-backdrop{position:fixed;inset:0;background:#19382955;z-index:19}.close-sidebar{position:absolute;right:9px;top:6px}
@keyframes breathe{50%{opacity:.4}}
@media(min-width:1600px){:root{--sidebar-width:252px}.sidebar{padding-top:28px}.topbar{min-height:80px;padding:0 40px}.nav-item{height:68px}.hero{height:clamp(240px,28vh,310px)}.agent-section{padding-inline:40px}.agent-card{min-height:120px}.composer-dock{padding-inline:58px;padding-bottom:22px}}
@media(max-width:1400px){:root{--sidebar-width:210px}.brand{padding-inline:6px;gap:6px}.brand strong{font-size:19px}.brand-mark{width:30px}.nav-item{padding-inline:19px;gap:17px;font-size:16px;height:56px}.topbar{padding-inline:23px;gap:14px}.context-pickers{gap:17px;font-size:14px}.header-info{gap:14px;font-size:12px}.weather{display:none}.agent-section{padding-inline:28px}.agent-card{padding:17px 15px;gap:12px;min-height:102px}.agent-icon{width:49px;height:49px}.agent-icon svg{width:31px;height:31px}.agent-copy strong{font-size:23px}.agent-copy small{font-size:12px}.agent-card .card-arrow{width:15px}.composer-dock{padding-inline:28px}.section-heading h2{font-size:23px}.hero p{font-size:17px}.send-button{min-width:122px;font-size:16px}}
@media(max-width:1100px){:root{--sidebar-width:190px}.brand strong{font-size:17px}.topbar{padding-inline:20px}.header-info .today{display:none}.context-pickers{gap:13px}.context-pickers select{max-width:138px}.agent-grid{gap:12px}.agent-card{gap:10px;padding:16px 12px;min-height:100px}.agent-icon{width:39px;height:39px}.agent-icon svg{width:27px;height:27px}.agent-copy strong{font-size:21px}.agent-copy small{font-size:11px}.agent-card .card-arrow{display:none}.hero{height:220px;padding-top:45px}.hero h1{font-size:35px}.hero p{font-size:15px}.composer{padding:14px}.composer-dock,.agent-section{padding-inline:24px}.mode-toolbar{gap:5px}.character-count{display:none}#preview-upload{font-size:12px;padding:9px 11px}#preview-agent{font-size:11px;max-width:165px}.send-button{min-width:105px}.composer-footnote{font-size:10px;align-items:flex-start}.section-heading>span{font-size:11px}}
@media(max-width:800px){.header-info{display:none}.agent-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.agent-card{min-height:88px}.agent-copy small{font-size:12px}.agent-icon{width:46px;height:46px}.agent-icon svg{width:31px;height:31px}.hero h1{font-size:30px}.hero p{font-size:13px}.agent-section{padding-bottom:15px}.composer-toolbar{gap:8px;align-items:flex-end}#preview-parameters{display:none}.composer-footnote>span:last-child{display:none}.composer-dock{padding-bottom:10px}}
@media(max-width:650px){:root{--sidebar-width:230px}.app-shell{display:block}.sidebar{position:fixed;z-index:20;width:var(--sidebar-width);left:0;top:0;transform:translateX(-100%);transition:transform .2s}.sidebar-open .sidebar{transform:translateX(0)}.mobile-only{display:grid}.topbar{min-height:65px;padding:0 10px;gap:10px}.context-pickers{gap:8px;font-size:12px;flex:1;justify-content:space-between}.context-pickers .context-icon,.context-pickers .header-divider{display:none}.context-pickers label{font-size:11px}.project-picker,.plot-picker{gap:0}.context-pickers select{font-size:12px;max-width:125px;min-width:72px}.hero{height:195px;padding:36px 15px 28px}.hero h1{font-size:28px;letter-spacing:0}.hero p{font-size:12px;max-width:300px;margin:auto}.agent-section{padding:5px 18px 20px}.section-heading{margin-bottom:12px}.section-heading h2{font-size:20px;gap:9px}.section-heading>span{display:none}.agent-grid{gap:10px}.agent-card{min-height:90px;padding:14px 12px;gap:10px}.agent-copy strong{font-size:22px}.agent-copy small{font-size:11px}.agent-icon{width:42px;height:42px}.composer-dock{padding-inline:12px}.composer{padding:12px;border-radius:13px}.input-row{padding:11px 10px;gap:7px}#query{font-size:16px;height:48px}.input-icon{width:19px!important;height:19px!important}.conversation-status{font-size:11px;max-height:36px;overflow:auto;margin-bottom:6px}.mode-toolbar{gap:4px}#preview-agent{max-width:136px;font-size:11px;padding:8px 5px}#preview-upload{font-size:11px;padding:8px 7px}.send-button{min-width:76px;padding:9px 12px;font-size:14px;gap:5px}.send-button .icon{width:18px;height:18px}.composer-footnote{font-size:10px;margin-top:7px}.chat-heading{padding:23px 18px 0;display:none;align-items:flex-start}.chat-heading h2{font-size:20px}.chat-heading>span{display:none}.content-column{padding:0 18px 20px}.preview-turn>.question-bubble{max-width:92%;font-size:14px}.preview-answer{font-size:14px;padding-left:0;line-height:1.9}.preview-turn>p:not(.question-bubble):not(.preview-turn-meta){margin-left:0}.preview-turn>.text-button{margin-left:0}.preview-receipt{padding-left:0}.app-dialog{padding:20px}.preview-turn-meta{font-size:12px}.preview-turn{padding-block:20px}.sidebar .brand{padding-top:10px}.sidebar-landscape p{font-size:24px}}
@media(max-width:370px){.hero h1{font-size:25px}.agent-section{padding-inline:12px}.agent-card{gap:7px;padding:12px 9px}.agent-icon{width:36px;height:36px}.agent-copy strong{font-size:20px}.agent-copy small{font-size:10px}.context-pickers label{display:none}.context-pickers select{max-width:130px}#preview-agent{max-width:120px}#preview-upload{font-size:10px}.send-button{min-width:64px;padding-inline:9px}.send-button .icon{display:none}.composer{padding:10px}.composer-toolbar{gap:4px}}
@media(min-width:801px) and (max-height:860px){.topbar{min-height:64px}.hero{height:180px;padding-top:31px}.hero h1{font-size:38px;margin-bottom:9px}.hero p{font-size:16px}.agent-section{padding-top:5px;padding-bottom:16px}.section-heading{margin-bottom:12px}.section-heading h2{font-size:22px}.agent-grid{gap:12px}.agent-card{min-height:86px;padding-block:12px}.agent-icon{width:46px;height:46px}.agent-icon svg{width:30px;height:30px}.agent-copy strong{font-size:23px}.composer{padding:13px 18px}.input-row{padding-block:10px}#query{height:38px;min-height:38px}.composer-toolbar{margin-top:10px}.composer-dock{padding-bottom:10px}.conversation-status{margin-bottom:6px}.composer-footnote{margin-top:7px}.sidebar{padding-top:20px}.brand{padding-bottom:22px}.nav-item{height:52px}}
@media(min-width:801px) and (max-height:740px){.hero{height:158px;padding-top:23px}.hero h1{font-size:36px}.hero p{font-size:15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.icp-link{font-size:10px;color:#566d62;text-decoration:none;line-height:1.7}.icp-link:hover{text-decoration:underline}