:root{
  --bg:#060912;--panel:#0c111e;--panel-2:#111827;--panel-3:#151e2f;--line:#202b3f;
  --text:#eef4ff;--muted:#8e9bb1;--soft:#b8c3d6;--primary:#7c5cff;--primary-2:#32d3ff;
  --success:#26d69d;--danger:#ff5e78;--warning:#ffbe5c;--shadow:0 24px 70px rgba(0,0,0,.34);
  --radius:18px;--radius-sm:12px;--inspector:370px;--topbar:72px;
}
*{box-sizing:border-box}html,body{height:100%;margin:0}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(circle at 20% -20%,rgba(124,92,255,.18),transparent 34%),var(--bg);color:var(--text);overflow:hidden}
button,input,select{font:inherit}button{color:inherit}.app-shell{height:100%;display:flex;flex-direction:column}
.topbar{height:var(--topbar);flex:0 0 var(--topbar);display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(7,11,20,.88);backdrop-filter:blur(18px);z-index:20}
.brand{display:flex;align-items:center;gap:12px;min-width:255px}.brand-mark{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(145deg,var(--primary),#5135df);box-shadow:0 10px 30px rgba(124,92,255,.32)}.brand-mark svg{width:24px;fill:none;stroke:white;stroke-width:2;stroke-linejoin:round}.brand strong{display:block;font-size:16px;letter-spacing:-.2px}.brand strong span{color:#a896ff}.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px;letter-spacing:.35px}
.top-actions{display:flex;align-items:center;gap:7px;min-width:0}.divider{width:1px;height:28px;background:var(--line);margin:0 3px}.btn,.icon-btn,.mini-btn{border:1px solid var(--line);background:#111827;cursor:pointer;transition:.18s ease}.btn{height:38px;padding:0 14px;border-radius:11px;font-size:12px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:7px;white-space:nowrap}.btn:hover:not(:disabled),.icon-btn:hover:not(:disabled),.mini-btn:hover:not(:disabled){transform:translateY(-1px);border-color:#3a4965;background:#172136}.btn:disabled,.icon-btn:disabled,.mini-btn:disabled{opacity:.38;cursor:not-allowed}.btn-primary{border-color:transparent;background:linear-gradient(135deg,var(--primary),#5b3be6);box-shadow:0 8px 24px rgba(124,92,255,.22)}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#8d72ff,#6949ec)}.btn-ai{border-color:rgba(124,92,255,.5);background:linear-gradient(135deg,rgba(124,92,255,.18),rgba(50,211,255,.1));color:#ddd6ff}.btn-success{border-color:rgba(38,214,157,.42);background:linear-gradient(135deg,#1abc88,#159a6d);color:#061a13}.btn.danger{color:#ff8da0;border-color:rgba(255,94,120,.3)}.btn.small{height:34px;padding:0 10px;font-size:11px}.btn.full{width:100%;margin-top:8px}.btn-large{height:46px;padding:0 20px;font-size:13px}.icon-btn{width:38px;height:38px;border-radius:11px;font-size:19px}.ico{font-size:18px}.spark{filter:drop-shadow(0 0 7px #9f8cff)}
.main-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--inspector);gap:10px;min-height:0;flex:1;padding:10px}.workspace-panel,.inspector{background:rgba(12,17,30,.9);border:1px solid rgba(255,255,255,.07);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.workspace-panel{min-width:0;display:flex;flex-direction:column}.workspace-toolbar{height:54px;flex:0 0 54px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:13px;padding:0 14px;background:rgba(17,24,39,.72)}
.segmented{display:flex;padding:3px;border-radius:10px;background:#080d17;border:1px solid #1d2738}.segmented button{height:29px;padding:0 12px;border:0;border-radius:7px;background:transparent;color:var(--muted);font-size:11px;cursor:pointer}.segmented button.active{color:#fff;background:#1d2940;box-shadow:0 3px 10px rgba(0,0,0,.25)}.toggle{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px;cursor:pointer;white-space:nowrap}.toggle input{display:none}.toggle span{width:31px;height:17px;border-radius:20px;background:#273247;position:relative;transition:.2s}.toggle span:after{content:"";position:absolute;width:11px;height:11px;left:3px;top:3px;border-radius:50%;background:#7f8da3;transition:.2s}.toggle input:checked+span{background:rgba(124,92,255,.45)}.toggle input:checked+span:after{left:17px;background:#b8abff}.quality-control{margin-left:auto;display:flex;align-items:center;gap:7px;color:var(--muted);font-size:10px}.quality-control select{height:30px;border:1px solid var(--line);border-radius:9px;background:#0b1220;color:var(--soft);padding:0 27px 0 9px;font-size:11px;outline:none}.tool-pill{min-width:68px;text-align:center;border:1px solid rgba(124,92,255,.35);color:#c8beff;background:rgba(124,92,255,.1);padding:6px 9px;border-radius:999px;font-size:10px;font-weight:700}
.canvas-stage{position:relative;flex:1;min-height:0;overflow:hidden;background-color:#080c14;background-image:linear-gradient(45deg,#0d1320 25%,transparent 25%),linear-gradient(-45deg,#0d1320 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#0d1320 75%),linear-gradient(-45deg,transparent 75%,#0d1320 75%);background-size:28px 28px;background-position:0 0,0 14px,14px -14px,-14px 0}.canvas-stage canvas{display:block;width:100%;height:100%;touch-action:none}.empty-state{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;transition:.25s}.empty-state.hidden{opacity:0;visibility:hidden}.empty-icon{width:86px;height:86px;border-radius:26px;display:grid;place-items:center;background:linear-gradient(145deg,rgba(124,92,255,.16),rgba(50,211,255,.08));border:1px solid rgba(124,92,255,.28);box-shadow:inset 0 0 40px rgba(124,92,255,.08)}.empty-icon svg{width:48px;fill:none;stroke:#8f7aff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.empty-state h1{font-size:24px;margin:21px 0 7px;letter-spacing:-.6px}.empty-state p{max-width:510px;color:var(--muted);font-size:13px;line-height:1.55;margin:0 0 18px}.empty-state small{color:#637089;margin-top:12px;font-size:10px}
.workspace-footer{height:43px;flex:0 0 43px;display:flex;align-items:center;justify-content:space-between;padding:0 13px;border-top:1px solid var(--line);background:#0d1421}.status-line{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:11px;min-width:0}.status-line span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 10px rgba(38,214,157,.65)}.zoom-controls{display:flex;align-items:center;gap:7px}.zoom-controls button{width:26px;height:26px;border:1px solid var(--line);border-radius:8px;background:#111a2a;color:var(--soft);cursor:pointer}.zoom-controls button:disabled{opacity:.35}.zoom-controls input{width:100px;accent-color:var(--primary)}.zoom-controls span{width:43px;text-align:right;color:var(--muted);font-size:10px}
.inspector{display:flex;flex-direction:column}.inspector-tabs{height:52px;display:grid;grid-template-columns:repeat(3,1fr);padding:7px;border-bottom:1px solid var(--line);background:#0d1421}.inspector-tabs button{border:0;border-radius:9px;background:transparent;color:var(--muted);font-size:11px;font-weight:700;cursor:pointer}.inspector-tabs button.active{background:#19243a;color:#fff}.inspector-tabs span{display:inline-grid;place-items:center;min-width:17px;height:17px;padding:0 5px;margin-left:3px;border-radius:99px;background:#25324a;color:#aab5c8;font-size:9px}.tab-content{display:none;overflow:auto;min-height:0;padding:0 13px 18px;scrollbar-width:thin;scrollbar-color:#2b3951 transparent}.tab-content.active{display:block}.panel-section{padding:17px 2px;border-bottom:1px solid var(--line)}.panel-section:last-child{border-bottom:0}.panel-section.compact{padding-top:15px}.section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:12px}.section-heading h3{font-size:14px;margin:2px 0 0;letter-spacing:-.2px}.eyebrow{font-size:8px;font-weight:800;letter-spacing:1.2px;color:#7e8da7}.selected-chip{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:1px solid rgba(38,214,157,.25);background:rgba(38,214,157,.08);color:#61e2b8;border-radius:999px;padding:5px 8px;font-size:9px}.mini-btn{height:27px;border-radius:8px;padding:0 8px;color:#b8c4d8;font-size:9px}.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.tool-card{height:65px;border:1px solid var(--line);border-radius:12px;background:#101827;color:var(--soft);display:grid;grid-template-columns:28px 1fr;grid-template-rows:1fr 1fr;text-align:left;align-items:end;padding:9px;cursor:pointer;transition:.18s}.tool-card>span{grid-row:1/3;align-self:center;font-size:21px;color:#74829b}.tool-card b{font-size:11px;align-self:end}.tool-card small{font-size:8px;color:#68768e;align-self:start;margin-top:2px}.tool-card:hover{border-color:#35445f;background:#142035}.tool-card.active{border-color:rgba(124,92,255,.72);background:linear-gradient(145deg,rgba(124,92,255,.18),rgba(50,211,255,.06));box-shadow:inset 0 0 24px rgba(124,92,255,.07)}.tool-card.active>span,.tool-card.action>span{color:#a997ff}.tool-card.action{border-color:rgba(124,92,255,.28)}
.control-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px}.control-row label{font-size:10px;color:var(--soft)}.control-row output{font-size:9px;color:#91a0b8;font-variant-numeric:tabular-nums}.range{width:100%;height:4px;margin:10px 0 3px;appearance:none;border-radius:10px;background:linear-gradient(90deg,var(--primary) 0 var(--fill,50%),#263149 var(--fill,50%) 100%);outline:none}.range::-webkit-slider-thumb{appearance:none;width:14px;height:14px;border-radius:50%;background:#d8d2ff;border:3px solid var(--primary);box-shadow:0 2px 8px rgba(0,0,0,.35);cursor:pointer}.range::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:#d8d2ff;border:3px solid var(--primary);cursor:pointer}.hint,.muted{color:var(--muted);font-size:9px;line-height:1.5;margin:0 0 10px}.check-row{display:flex;align-items:center;gap:8px;color:var(--soft);font-size:10px;margin:10px 0;cursor:pointer}.check-row input{width:15px;height:15px;accent-color:var(--primary)}
.subject-list,.path-list{display:flex;flex-direction:column;gap:6px;max-height:255px;overflow:auto;padding-right:2px}.empty-list{min-height:70px;justify-content:center;align-items:center;border:1px dashed #29354b;border-radius:11px}.empty-list p{color:#697790;font-size:9px;margin:0}.subject-item,.path-item{width:100%;border:1px solid var(--line);background:#101827;border-radius:10px;padding:8px;display:flex;align-items:center;gap:9px;text-align:left;cursor:pointer}.subject-item:hover,.path-item:hover{border-color:#34445f}.subject-item.active,.path-item.active{border-color:rgba(124,92,255,.55);background:rgba(124,92,255,.1)}.subject-thumb{width:39px;height:39px;border-radius:8px;background:#080d17 center/contain no-repeat;border:1px solid #27334a;flex:0 0 39px}.subject-item div,.path-item div{min-width:0}.subject-item b,.path-item b{display:block;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.subject-item small,.path-item small{display:block;color:#718097;font-size:8px;margin-top:3px}.subject-main{margin-left:auto;color:#62dfb6;font-size:8px;border:1px solid rgba(38,214,157,.25);border-radius:99px;padding:3px 5px}.button-pair{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:8px}.path-dot{width:10px;height:10px;border-radius:50%;background:#ff526d;box-shadow:0 0 9px currentColor;flex:0 0 10px}.path-dot.hole{background:#5ca8ff}.path-dot.global{background:#31d89d}.path-dot.deleted{background:#667085}.path-item.deleted{opacity:.62}
.settings-group{border-bottom:1px solid var(--line)}.settings-group summary{list-style:none;display:flex;align-items:center;justify-content:space-between;height:48px;font-size:11px;font-weight:750;cursor:pointer}.settings-group summary::-webkit-details-marker{display:none}.settings-group summary span{color:#7b89a0;transition:.2s}.settings-group[open] summary span{transform:rotate(180deg)}.settings-body{padding:0 2px 14px}.legend-card{margin-top:14px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#0e1625;display:grid;grid-template-columns:1fr 1fr;gap:8px;color:var(--muted);font-size:9px}.legend-card h4{grid-column:1/-1;margin:0 0 3px;color:var(--soft);font-size:11px}.legend-card i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px}.legend-card .red{background:#ff526d}.legend-card .blue{background:#5ca8ff}.legend-card .green{background:#31d89d}.legend-card .gray{background:#667085}
.ai-loader{position:absolute;inset:0;z-index:10;display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(5,8,16,.82);backdrop-filter:blur(16px);opacity:0;visibility:hidden;transition:.22s}.ai-loader.visible{opacity:1;visibility:visible}.ai-visual{position:relative;width:150px;height:150px;display:grid;place-items:center}.orbit{position:absolute;border-radius:50%;border:1px solid rgba(124,92,255,.55);inset:18px;animation:spin 2.6s linear infinite}.orbit:before,.orbit:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:#a794ff;box-shadow:0 0 16px #7c5cff}.orbit:before{top:4px;left:25px}.orbit:after{right:2px;bottom:34px;background:#48d8ff;box-shadow:0 0 16px #32d3ff}.orbit-b{inset:35px;border-color:rgba(50,211,255,.4);animation-direction:reverse;animation-duration:1.9s}.ai-core{width:62px;height:62px;border-radius:22px;display:grid;place-items:center;background:radial-gradient(circle at 30% 20%,#a896ff,#6346e7 60%,#34227f);box-shadow:0 0 40px rgba(124,92,255,.48),inset 0 1px 0 rgba(255,255,255,.35);animation:pulse 1.7s ease-in-out infinite}.ai-core svg{width:34px;fill:white;filter:drop-shadow(0 0 8px rgba(255,255,255,.7))}.scan-line{position:absolute;width:128px;height:2px;background:linear-gradient(90deg,transparent,#52dfff,transparent);box-shadow:0 0 12px #32d3ff;animation:scan 1.7s ease-in-out infinite}.ai-loader h2{font-size:18px;margin:10px 0 5px}.ai-loader p{font-size:11px;color:var(--muted);margin:0 0 18px}.progress-track{width:min(330px,70%);height:5px;border-radius:99px;background:#1a2436;overflow:hidden}.progress-track div{height:100%;width:0;background:linear-gradient(90deg,var(--primary),var(--primary-2));box-shadow:0 0 14px rgba(50,211,255,.45);transition:width .3s ease}.ai-loader>span{font-size:9px;color:#78879e;margin-top:8px}.toast-stack{position:fixed;right:18px;bottom:18px;z-index:99;display:flex;flex-direction:column;gap:8px}.toast{min-width:260px;max-width:390px;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#111a29;box-shadow:var(--shadow);font-size:11px;color:var(--soft);animation:toastIn .25s ease}.toast.success{border-color:rgba(38,214,157,.4)}.toast.error{border-color:rgba(255,94,120,.45);color:#ffb1bd}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{transform:scale(1.08);box-shadow:0 0 56px rgba(124,92,255,.62),inset 0 1px 0 rgba(255,255,255,.35)}}@keyframes scan{0%,100%{transform:translateY(-44px);opacity:.35}50%{transform:translateY(44px);opacity:1}}@keyframes toastIn{from{transform:translateY(10px);opacity:0}} 
@media(max-width:1180px){:root{--inspector:340px}.top-actions .btn:not(.btn-primary):not(.btn-ai):not(.btn-success){padding:0 10px}.brand{min-width:210px}.toggle{display:none}}
@media(max-width:900px){body{overflow:auto}.app-shell{height:auto;min-height:100%}.topbar{height:auto;min-height:72px;align-items:flex-start;gap:10px;flex-direction:column;padding:12px}.top-actions{width:100%;overflow-x:auto;padding-bottom:3px}.main-layout{display:flex;flex-direction:column;height:auto}.workspace-panel{height:72vh;min-height:560px}.inspector{height:auto;min-height:620px}.tab-content{max-height:none}.brand{min-width:0}}

/* v13 universal / installable app polish */
.install-btn{border-color:rgba(124,92,255,.38);background:linear-gradient(135deg,rgba(124,92,255,.16),rgba(50,211,255,.08));color:#dcd6ff}.install-btn:hover{border-color:rgba(124,92,255,.72);transform:translateY(-1px)}
@media(display-mode:standalone){#installAppBtn{display:none!important}.topbar{padding-top:max(10px,env(safe-area-inset-top))}.workspace-footer{padding-bottom:env(safe-area-inset-bottom)}}
@media(max-width:700px){.topbar{padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}.brand strong{font-size:15px}.top-actions{gap:6px}.btn{white-space:nowrap}.workspace-panel{height:68vh;min-height:470px}.workspace-toolbar{overflow-x:auto;justify-content:flex-start}.quality-control{margin-left:auto;flex:0 0 auto}.inspector{min-height:560px}.tool-card{height:70px}.ai-visual{width:130px;height:130px}.ai-loader h2{font-size:17px}.progress-track{width:min(320px,82%)}}