:root{
  --bg:#f1eee6; --panel:#fbfaf6; --panel2:#f7f4ed; --ink:#22221f; --muted:#78736a;
  --line:#ddd7ca; --line2:#cbc3b4; --green:#1e5944; --green-soft:#e8f0eb;
  --danger:#9d4038; --shadow:0 20px 60px rgba(52,46,36,.12);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Inter,"Noto Sans TC","PingFang TC",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);overflow:hidden}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
.app-shell{height:100%;display:flex;flex-direction:column}
.topbar{height:68px;flex:0 0 68px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(247,244,237,.92);backdrop-filter:blur(18px);z-index:20}
.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#173f32,#2d7055);color:#fff;display:grid;place-items:center;font-weight:850;box-shadow:0 8px 22px rgba(30,89,68,.22)}
.brand-title{font-weight:800;font-size:15px}.brand-sub{font-size:10px;color:var(--muted);margin-top:2px}.beta{font-size:9px;background:#e3eee8;color:#286249;padding:3px 6px;border-radius:99px;margin-left:5px;vertical-align:2px}
.top-actions,.bottom-actions,.history-actions{display:flex;gap:8px;align-items:center}
.btn{border:1px solid var(--line);background:#fff;padding:9px 13px;border-radius:11px;font-size:12px;font-weight:750;transition:.15s}.btn:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(0,0,0,.05)}
.btn.primary{background:var(--green);border-color:var(--green);color:white}.btn.dark{background:#25241f;border-color:#25241f;color:white}.btn.ghost{background:transparent}
.workspace{flex:1;min-height:0;display:grid;grid-template-columns:280px minmax(440px,1fr) 330px}
.sidebar{background:var(--panel);min-height:0;overflow:auto}.sidebar.left{border-right:1px solid var(--line)}.sidebar.right{border-left:1px solid var(--line)}
.side-section{padding-bottom:12px;border-bottom:1px solid var(--line)}.side-section.compact{padding-bottom:14px}
.side-heading{padding:15px 14px 9px;display:flex;align-items:center;justify-content:space-between;text-transform:uppercase;letter-spacing:.08em;color:#756f65;font-size:10px;font-weight:850}.side-heading.no-pad{padding:0}.count,.hint{font-size:9px;color:#aaa59a;letter-spacing:0;text-transform:none}
.template-list{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 10px 8px}.template-card{border:1px solid var(--line);background:white;border-radius:13px;padding:10px;text-align:left;min-height:84px;transition:.15s}.template-card:hover{border-color:#aaa090;box-shadow:0 6px 15px rgba(0,0,0,.05)}.template-card.active{outline:2px solid var(--green);outline-offset:1px}.template-card .icon{font-size:18px}.template-card b{font-size:11px;display:block;margin-top:6px}.template-card span{font-size:9px;color:var(--muted);line-height:1.35;display:block;margin-top:2px}
.element-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:0 10px}.element-btn{border:1px dashed #c6bfae;background:#f8f5ee;border-radius:10px;padding:9px 6px;font-size:10px;font-weight:750}.element-btn span{display:inline-block;min-width:18px;color:#59645e}
.tree-section{border-bottom:0}.tree{padding:0 10px 20px;font-size:11px}.tree-row{display:flex;align-items:center;gap:6px;padding:7px 7px;border:1px solid transparent;border-radius:8px;margin-bottom:3px;user-select:none}.tree-row:hover{background:#f2efe7}.tree-row.selected{background:var(--green-soft);border-color:#bad0c3}.tree-row.drop-over{outline:2px dashed #77a28e}.tree-row .chev{width:14px;color:#969085}.tree-row .type-icon{width:17px;text-align:center;color:#5e645e}.tree-row .label{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tree-row .tree-action{border:0;background:transparent;color:#a4a095;font-size:11px;padding:2px 4px}.tree-children{margin-left:16px;border-left:1px solid #e2ddd2;padding-left:5px}
.canvas-area{min-width:0;min-height:0;display:flex;flex-direction:column;position:relative;background:radial-gradient(circle at 50% 10%,#fbfaf6 0,#eeeae1 60%,#e8e3d9 100%)}
.canvas-toolbar{height:70px;flex:0 0 70px;padding:13px 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(205,198,184,.75)}.project-name{border:0;background:transparent;font-size:14px;font-weight:820;width:280px;outline:none}.canvas-meta{font-size:9px;color:#908a80;margin-top:4px}
.icon-btn{border:1px solid var(--line);background:#fff;border-radius:9px;min-width:34px;height:34px;padding:0 8px;font-size:12px;font-weight:750}.icon-btn.danger{color:var(--danger)}
.phone-stage{flex:1;min-height:0;overflow:auto;padding:22px 30px 90px;display:flex;justify-content:center;align-items:flex-start}
.phone{width:min(430px,100%);border:1px solid #cac4b8;border-radius:34px;background:#ece9e2;box-shadow:var(--shadow);overflow:hidden}
.phone-top{height:49px;background:#f7f6f3;border-bottom:1px solid #dedbd4;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 16px}.camera{width:48px;height:5px;background:#d7d3cc;border-radius:5px}.chat-title{font-size:10px;font-weight:760;color:#66625b}.status-dot{width:8px;height:8px;border-radius:50%;background:#6ab58e;justify-self:end}
.chat-surface{padding:18px 12px 14px;min-height:610px;background:linear-gradient(#e8e7e3,#dfddd7)}.date-pill{width:max-content;margin:0 auto 16px;background:#cac8c2;color:#fff;border-radius:999px;padding:4px 9px;font-size:8px}.message-row{display:flex;justify-content:flex-end}.message-card{width:100%;max-width:390px;border-radius:17px;overflow:hidden;background:#fff;box-shadow:0 4px 14px rgba(0,0,0,.08)}.message-time{text-align:right;color:#8d8982;font-size:8px;padding:5px 4px 0}
.preview-node{position:relative}.preview-node.selected{outline:2px solid #4e8b70!important;outline-offset:-2px}.preview-node:hover{outline:1px dashed #8eb5a2;outline-offset:-1px}
.preview-image{display:block;width:100%;object-fit:cover}.preview-section{padding:18px}.preview-text{white-space:pre-wrap}.preview-button{text-align:center;border-radius:10px;padding:11px 12px;font-size:12px;font-weight:800;margin-top:7px}.preview-button.primary{color:#fff}.preview-button.secondary{background:#efede7;color:#292923}.preview-button.link{background:transparent}
.preview-info{display:grid;grid-template-columns:60px 1fr;gap:9px;padding:8px 0;border-bottom:1px solid rgba(60,55,45,.09)}.preview-info-label{font-size:9px;color:#8e887c;font-weight:760}.preview-info-value{font-size:11px;font-weight:700}.preview-separator{height:1px;background:#ded9ce;margin:10px 0}.preview-box{display:flex}.preview-box.vertical{flex-direction:column}.preview-box.horizontal{flex-direction:row;align-items:center}
.bottom-bar{position:absolute;bottom:0;left:0;right:0;height:64px;padding:10px 18px;background:rgba(247,244,237,.95);backdrop-filter:blur(15px);border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.status{font-size:10px;color:#777167;display:flex;align-items:center;gap:6px}.status-dot-ok{width:7px;height:7px;border-radius:50%;background:#59a87f}
.inspector-header{height:70px;padding:13px 15px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.selected-path{font-size:10px;color:#969086;margin-top:5px}.inspector{padding:14px 15px 80px}.property-group{padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line)}.property-title{font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:#8f897f;font-weight:850;margin-bottom:10px}
.field{display:block;margin-bottom:10px}.field>span{display:block;font-size:9px;color:#6f6a62;font-weight:750;margin-bottom:5px}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 10px;font-size:11px;outline:none}.field textarea{min-height:72px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:#759d89;box-shadow:0 0 0 3px rgba(70,132,101,.09)}
.fields-2{display:grid;grid-template-columns:1fr 1fr;gap:8px}.switch-row{display:flex;align-items:center;justify-content:space-between;font-size:10px;padding:5px 0}.small-actions{display:flex;gap:6px}.mini-btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 8px;font-size:9px}
.modal{border:0;border-radius:18px;padding:0;box-shadow:0 28px 90px rgba(0,0,0,.25);width:min(560px,92vw)}.modal.wide{width:min(820px,94vw)}.modal::backdrop{background:rgba(28,27,23,.52);backdrop-filter:blur(4px)}.modal-head{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.modal-title{font-size:14px;font-weight:820}.modal-sub{font-size:9px;color:var(--muted);margin-top:3px}.modal-body{padding:16px 18px}.modal-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}
.code-area{width:100%;min-height:430px;border:0;border-radius:12px;background:#1f211f;color:#eaf0eb;padding:14px;font:11px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical}.code-area.small{min-height:300px}
.validation-box{margin-top:10px}.validation-item{font-size:10px;padding:8px 10px;border-radius:8px;margin-top:5px}.validation-item.ok{background:#e9f4ed;color:#2e6b4c}.validation-item.err{background:#faece9;color:#8c3f37}.validation-item.warn{background:#faf4df;color:#745f1a}
.callout{background:#f4f1e8;border:1px solid var(--line);border-radius:12px;padding:12px;font-size:10px;line-height:1.55;margin-bottom:12px}.callout.subtle{background:#faf9f5}.callout p{margin:6px 0 0}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;margin-top:5px}
.toast{position:fixed;right:18px;bottom:18px;background:#24231f;color:#fff;border-radius:10px;padding:10px 13px;font-size:10px;opacity:0;transform:translateY(6px);pointer-events:none;transition:.18s;z-index:100}.toast.show{opacity:1;transform:none}
@media(max-width:1050px){.workspace{grid-template-columns:230px 1fr}.sidebar.right{display:none}.template-list{grid-template-columns:1fr}.bottom-actions .btn:first-child{display:none}}
@media(max-width:760px){body{overflow:auto}.topbar{position:sticky;top:0}.workspace{display:block}.sidebar.left{display:none}.canvas-area{min-height:calc(100vh - 68px)}.phone-stage{padding:12px 8px 92px}.phone{border-radius:0;border-left:0;border-right:0}.canvas-toolbar{padding:10px 12px}.bottom-bar{position:fixed}.status{display:none}.desktop-only{display:none}.project-name{width:220px}}
.side-tabs{display:grid;grid-template-columns:repeat(3,1fr);position:sticky;top:0;background:var(--panel);z-index:5;border-bottom:1px solid var(--line)}
.side-tab{height:42px;border:0;border-bottom:2px solid transparent;background:transparent;font-size:10px;font-weight:800;color:#89837a}.side-tab.active{color:var(--green);border-bottom-color:var(--green)}
.left-tab-pane{display:none}.left-tab-pane.active{display:block}.wide-list{grid-template-columns:1fr}.wide-list .template-card{min-height:70px}
.template-filter{display:flex;gap:5px;overflow:auto;padding:0 10px 10px}.filter-chip{white-space:nowrap;border:1px solid var(--line);background:white;border-radius:999px;padding:5px 8px;font-size:9px}.filter-chip.active{background:#283d34;color:white;border-color:#283d34}
.image-import-box{margin:0 10px;padding:16px 10px;border:1px dashed #b8ad9b;border-radius:12px;background:#f8f4eb;text-align:center}.image-import-box.drag{border-color:var(--green);background:#ebf3ee}.image-import-box b{display:block;font-size:11px}.image-import-box span{display:block;font-size:9px;color:var(--muted);margin:4px 0 9px}.mini-warning{font-size:8px;color:#9a6b35;line-height:1.45;padding:7px 12px}
.carousel-toggle{font-size:10px}.bubble-tabs-wrap{height:44px;display:flex;align-items:center;justify-content:center;gap:8px;border-bottom:1px solid var(--line);background:rgba(247,244,237,.72)}.bubble-tabs{display:flex;gap:5px;overflow:auto;max-width:70%}.bubble-tab{border:1px solid var(--line);background:white;border-radius:9px;padding:6px 9px;font-size:9px}.bubble-tab.active{background:var(--green);color:white;border-color:var(--green)}
.carousel-preview{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:4px}.carousel-preview .message-card{min-width:88%;scroll-snap-align:center}
.preview-chart{padding:9px 0}.chart-row{display:grid;grid-template-columns:45px 1fr 48px;gap:7px;align-items:center;margin:5px 0}.chart-label,.chart-value{font-size:9px;color:#777}.chart-value{text-align:right}.chart-track{height:9px;background:#e8e6e0;border-radius:99px;overflow:hidden}.chart-fill{height:100%;border-radius:99px}
.bar-chart{height:90px;display:flex;align-items:flex-end;gap:8px;padding:8px 3px 0}.bar-col{flex:1;display:flex;align-items:center;justify-content:flex-end;flex-direction:column;height:100%;gap:4px}.bar-fill{width:70%;border-radius:5px 5px 2px 2px}.bar-label{font-size:8px;color:#888}
.local-img-badge{position:absolute;top:6px;right:6px;background:#9a6b35;color:white;border-radius:999px;font-size:7px;padding:3px 5px;z-index:2}.mobile-nav,.mobile-sheet{display:none}
@media(max-width:760px){body{overflow:hidden}.topbar{height:58px;flex:0 0 58px;padding:0 10px}.brand-mark{width:34px;height:34px}.brand-sub{display:none}.workspace{display:block;height:calc(100vh - 58px - 58px)}.sidebar.left,.sidebar.right{display:none!important}.canvas-area{height:100%;min-height:0}.canvas-toolbar{height:56px;padding:8px 11px}.canvas-meta{display:none}.project-name{width:190px;font-size:13px}.history-actions .icon-btn{display:none}.carousel-toggle{padding:8px 9px}.bubble-tabs-wrap{height:40px}.phone-stage{padding:8px 0 10px;align-items:stretch}.phone{width:100%;height:100%;border:0;border-radius:0;box-shadow:none}.phone-top{height:38px}.chat-surface{min-height:100%;height:calc(100% - 38px);overflow:auto;padding:12px 9px 80px}.message-card{max-width:360px}.carousel-preview .message-card{min-width:86%}.desktop-bottom{display:none}.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:45;bottom:0;left:0;right:0;height:58px;background:rgba(250,249,246,.96);backdrop-filter:blur(16px);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-nav button{border:0;background:transparent;font-size:8px;color:#7d776f;font-weight:750}.mobile-nav button span{display:block;font-size:16px;line-height:18px;margin-bottom:2px}.mobile-nav button.active{color:var(--green)}.mobile-sheet{display:block;position:fixed;z-index:50;left:0;right:0;bottom:0;max-height:78vh;background:var(--panel);border-radius:18px 18px 0 0;box-shadow:0 -18px 50px rgba(0,0,0,.18);transform:translateY(105%);transition:.24s ease;padding-bottom:env(safe-area-inset-bottom)}.mobile-sheet.open{transform:translateY(0)}.sheet-grab{width:40px;height:4px;background:#cbc5bb;border-radius:99px;margin:8px auto}.sheet-head{height:44px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.sheet-head b{font-size:12px}.sheet-body{max-height:calc(78vh - 58px);overflow:auto;padding-bottom:20px}.sheet-body .side-section{border:0}.sheet-body .tree{padding-bottom:10px}.sheet-body .inspector{padding:14px}.sheet-body .template-list{grid-template-columns:1fr 1fr}.sheet-body .template-card{min-height:82px}}
.device-preview-control{display:flex;align-items:center;gap:4px;padding:3px;border:1px solid var(--line);background:#fff;border-radius:10px}.device-btn{border:0;background:transparent;border-radius:7px;padding:5px 7px;font-size:9px;color:#817b72;font-weight:750}.device-btn.active{background:#273e34;color:#fff}.device-preview-control select{border:0;border-left:1px solid var(--line);background:transparent;font-size:9px;padding:4px 3px;outline:0}.phone{transition:width .2s ease}.preview-rich{line-height:1.45}.preview-icon{object-fit:contain}.feature-tag{display:inline-block;font-size:7px;padding:2px 5px;border-radius:99px;background:#e9eee9;color:#496457;margin-top:4px;margin-right:3px}.template-card .feature-row{display:block;margin-top:5px}.heat-grid{display:grid;grid-template-columns:52px repeat(5,1fr);gap:4px;align-items:center;margin:5px 0}.heat-cell{height:22px;border-radius:5px;display:grid;place-items:center;font-size:7px;color:white;font-weight:750}.ticket-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.14em}.preview-box[style*="position: absolute"]{z-index:2}@media(max-width:760px){.device-preview-control{display:none}}
.compat-card{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:8px;background:#fff}.compat-card b{font-size:11px}.compat-card p{font-size:9px;color:#777;margin:4px 0 0;line-height:1.45}.compat-card.ok{border-left:4px solid #55A378}.compat-card.warn{border-left:4px solid #D5A640}.preview-video{position:relative}.preview-video img{display:block;width:100%;object-fit:cover}.play-circle{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;background:rgba(0,0,0,.62);color:white;display:grid;place-items:center;font-size:19px}.preview-header{padding:12px 18px}.rating-stars{letter-spacing:1px;font-size:12px}.badge-pill{display:inline-block;border-radius:999px;padding:4px 8px;font-size:8px;font-weight:800}
.template-tools{display:flex;gap:6px;padding:0 10px 9px}.template-tools input{min-width:0;flex:1;border:1px solid var(--line);background:#fff;border-radius:9px;padding:7px 8px;font-size:9px}.bubble-actions{display:flex;gap:4px}.danger-lite{color:#9c433b!important}.preflight-row{display:grid;grid-template-columns:24px 1fr;gap:8px;align-items:start;padding:10px;border-bottom:1px solid var(--line)}.preflight-row:last-child{border-bottom:0}.preflight-icon{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:10px;font-weight:900}.preflight-icon.ok{background:#e6f3ea;color:#34704f}.preflight-icon.warn{background:#fbf1d8;color:#846619}.preflight-icon.err{background:#f8e7e4;color:#994a40}.preflight-row b{font-size:10px}.preflight-row p{font-size:9px;color:#777;margin:3px 0 0;line-height:1.45}.block-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin-bottom:12px}.block-tab{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px;font-size:9px;font-weight:750}.block-tab.active{background:#263e33;color:#fff;border-color:#263e33}.action-note{font-size:8px;line-height:1.5;background:#fff6dc;border:1px solid #e7d29c;border-radius:8px;padding:8px;color:#6d5a24;margin-bottom:8px}@media(max-width:760px){.bubble-actions{display:none}.template-tools{padding-top:7px}}
.video-guard{margin:8px 0;padding:9px 10px;border:1px solid #e8d39a;background:#fff7df;border-radius:9px;font-size:8px;line-height:1.5;color:#685621}.video-guard.error{border-color:#e0aaa3;background:#faece9;color:#8a4138}.video-guard.ok{border-color:#bcd8c6;background:#ebf5ee;color:#356b4c}