:root{
  --bg:#080b0d;--panel:#101519;--panel2:#151c21;--panel3:#1a2329;--line:#273139;
  --ink:#f3f0e8;--muted:#8c9aa2;--soft:#bec7c8;--orange:#ff7549;--orange2:#ffad75;
  --mint:#74e6bc;--cyan:#79d7ef;--red:#ff6b67;--yellow:#f7cd68;--wood:#d6b48a;
  --shadow:0 30px 90px rgba(0,0,0,.42);--radius:22px;--sidebar:272px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 46% -10%,#1b2b31 0,transparent 38%),linear-gradient(145deg,#080b0d,#0b1013 48%,#07090b);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow-x:hidden}
button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.noise{position:fixed;inset:0;pointer-events:none;z-index:999;opacity:.055;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.75'/%3E%3C/svg%3E")}
.app-shell{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;background:rgba(8,12,14,.94);border-right:1px solid #20282e;padding:20px 15px 18px;z-index:40;overflow:auto;backdrop-filter:blur(24px)}
.brand-block{height:64px;display:flex;align-items:center;gap:12px;padding:4px 7px 15px;border-bottom:1px solid var(--line)}
.brand-mark{width:38px;height:38px;border:1px solid #3a454b;border-radius:12px;display:flex;align-items:flex-end;justify-content:center;gap:3px;padding:8px;background:linear-gradient(145deg,#20292e,#101519);box-shadow:inset 0 1px rgba(255,255,255,.06)}
.brand-mark span{width:5px;border-radius:2px 2px 0 0;background:var(--orange)}.brand-mark span:nth-child(1){height:14px}.brand-mark span:nth-child(2){height:21px}.brand-mark span:nth-child(3){height:17px}
.kicker,.viewer-kicker,.eyebrow,.modal-head span{font-size:9px;letter-spacing:.2em;font-weight:900;color:var(--orange)}
.brand-name{font-weight:900;letter-spacing:.06em;font-size:17px;margin-top:3px}.icon-btn.close-sidebar{display:none;margin-left:auto}
.overall-card{margin:18px 4px 13px;padding:14px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,#141b1f,#0d1215);display:flex;gap:13px;align-items:center}
.ring{--p:0;width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--orange) calc(var(--p)*1%),#263037 0);display:grid;place-items:center;flex:none;position:relative;box-shadow:0 0 24px rgba(255,117,73,.13)}
.ring:after{content:"";position:absolute;inset:5px;border-radius:50%;background:#11171a}.ring>div{position:relative;z-index:1;text-align:center}.ring strong{font-size:15px;display:block}.ring span{font-size:7px;text-transform:uppercase;color:var(--muted);letter-spacing:.12em}
.overall-copy{min-width:0}.overall-copy span{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.12em}.overall-copy strong{font-size:12px;display:block;margin:4px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.overall-copy small{color:#6e7c84;font-size:9px}
.step-nav{display:grid;gap:4px;padding:4px 0 16px}.nav-step{display:grid;grid-template-columns:34px 1fr 18px;gap:9px;align-items:center;width:100%;border:0;background:transparent;border-radius:13px;padding:8px 9px;color:#87959c;text-align:left;transition:.2s}
.nav-step:hover{background:#11181c;color:#dce2df}.nav-step.active{color:#fff;background:linear-gradient(90deg,rgba(255,117,73,.16),rgba(255,117,73,.035));box-shadow:inset 3px 0 var(--orange)}
.nav-step.done:not(.active){color:#b8c6c3}.nav-num{width:30px;height:30px;border:1px solid #303a40;border-radius:9px;display:grid;place-items:center;font-size:10px;font-weight:900}.nav-step.active .nav-num{border-color:rgba(255,117,73,.5);color:var(--orange);background:rgba(255,117,73,.08)}
.nav-copy{min-width:0}.nav-copy strong{display:block;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nav-copy small{font-size:8px;color:#647179;display:block;margin-top:2px}.nav-check{width:14px;height:14px;border:1px solid #3b474d;border-radius:50%;font-size:9px;display:grid;place-items:center}.nav-step.done .nav-check{background:var(--mint);border-color:var(--mint);color:#07100d}.nav-step.done .nav-check:after{content:"✓"}
.sidebar-foot{border-top:1px solid var(--line);padding:14px 4px 4px;display:grid;gap:6px}.side-action{border:0;background:transparent;color:#88969d;text-align:left;padding:9px;border-radius:10px;font-size:10px;font-weight:750}.side-action:hover{background:#131a1e;color:#fff}.side-action span{display:inline-grid;width:22px}.danger-soft:hover{color:#ff9a92}
.main{min-width:0;padding:0 clamp(18px,2.6vw,42px) 26px}
.topbar{height:74px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(46,57,63,.7);gap:18px}.topbar-left,.topbar-actions{display:flex;align-items:center;gap:10px;min-width:0}.icon-btn.menu-btn{display:none}
.icon-btn{border:1px solid var(--line);background:#12181c;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-size:18px}.icon-btn:hover{background:#1a2227}
.live-status{display:flex;align-items:center;gap:8px;font-size:9px;font-weight:900;letter-spacing:.13em;color:#a6b4b7}.live-status i{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 13px var(--mint);animation:pulse 2s infinite}.model-tag{font-size:10px;color:#637179;border-left:1px solid var(--line);padding-left:12px;white-space:nowrap}
.top-action{height:38px;border:1px solid var(--line);background:#10161a;border-radius:11px;padding:0 12px;display:flex;align-items:center;gap:7px;font-size:10px;font-weight:800}.top-action:hover{border-color:#46525a;background:#161e23}.top-action span{color:var(--orange)}.top-action em{font-style:normal;font-size:7px;background:rgba(116,230,188,.1);color:var(--mint);padding:3px 5px;border-radius:6px;letter-spacing:.08em}.accent-outline{border-color:rgba(255,117,73,.35)}.top-action.active{background:rgba(116,230,188,.1);border-color:rgba(116,230,188,.35)}
.mission-head{max-width:1500px;margin:0 auto;padding:28px 2px 20px;display:flex;justify-content:space-between;gap:28px;align-items:flex-end}.mission-head h1{font-size:clamp(28px,3vw,49px);line-height:.98;letter-spacing:-.045em;margin:8px 0 10px;max-width:880px}.mission-head p{margin:0;color:#93a0a6;font-size:13px;line-height:1.55;max-width:760px}.mission-meta{display:flex;border:1px solid var(--line);background:#0f1518;border-radius:16px;overflow:hidden;flex:none}.mission-meta>div{padding:11px 14px;min-width:82px;border-left:1px solid var(--line)}.mission-meta>div:first-child{border:0}.mission-meta span{display:block;font-size:7px;letter-spacing:.16em;color:#68767d;font-weight:900}.mission-meta strong{font-size:11px;margin-top:5px;display:block;white-space:nowrap}
.workspace{max-width:1500px;margin:auto;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(350px,.7fr);gap:14px;align-items:stretch}
.viewer-card,.guide-card{background:linear-gradient(145deg,rgba(19,26,30,.96),rgba(11,16,19,.98));border:1px solid #273139;border-radius:24px;box-shadow:var(--shadow);overflow:hidden;min-width:0}
.viewer-card{display:flex;flex-direction:column}.viewer-topline{height:62px;padding:0 18px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.viewer-topline>div:first-child{display:flex;flex-direction:column;gap:4px}.viewer-topline strong{font-size:11px}.viewer-top-actions{display:flex;gap:6px}.micro-btn{border:1px solid var(--line);background:#11171a;border-radius:8px;padding:6px 9px;font-size:8px;font-weight:850;color:#7f8c92;text-transform:uppercase;letter-spacing:.09em}.micro-btn.active{color:#111;background:var(--mint);border-color:var(--mint)}
.canvas-wrap{position:relative;min-height:555px;flex:1;background:radial-gradient(circle at 50% 44%,#25343c 0,#131c21 38%,#090d10 78%);overflow:hidden;touch-action:none}.canvas-wrap:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(to bottom,transparent,black 25%,black 75%,transparent);pointer-events:none}#modelCanvas{display:block;width:100%;height:100%;position:absolute;inset:0;cursor:grab}#modelCanvas:active{cursor:grabbing}.canvas-vignette{position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 110px rgba(0,0,0,.62)}
.orientation-widget{position:absolute;top:16px;left:17px;width:56px;height:56px;border:1px solid rgba(255,255,255,.11);border-radius:50%;background:rgba(5,9,11,.48);backdrop-filter:blur(9px)}.axis{position:absolute;font-size:7px;font-weight:900}.axis.x{color:#ff7974;right:7px;top:25px}.axis.y{color:#7ee7b9;left:25px;top:5px}.axis.z{color:#75d6f2;left:8px;bottom:9px}.orientation-widget:before,.orientation-widget:after{content:"";position:absolute;left:27px;top:12px;width:1px;height:32px;background:#7ee7b9}.orientation-widget:after{transform:rotate(57deg);background:#ff7974}
.drag-hint{position:absolute;top:17px;left:50%;transform:translateX(-50%);font-size:8px;color:#738188;background:rgba(6,10,12,.5);border:1px solid rgba(255,255,255,.07);padding:7px 10px;border-radius:99px;backdrop-filter:blur(10px);pointer-events:none;transition:.4s}.drag-hint span{color:var(--orange);margin-right:5px}.drag-hint.hidden{opacity:0;transform:translate(-50%,-8px)}
.viewer-loader{position:absolute;inset:0;background:#0c1215;display:flex;align-items:center;justify-content:center;gap:12px;z-index:5;transition:.5s}.viewer-loader.hidden{opacity:0;pointer-events:none}.viewer-loader i{width:30px;height:30px;border:2px solid #2c373d;border-top-color:var(--orange);border-radius:50%;animation:spin .8s linear infinite}.viewer-loader span{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:#85939a}
.selected-part{position:absolute;left:17px;bottom:16px;display:grid;grid-template-columns:42px 1fr 24px;align-items:center;gap:10px;min-width:280px;max-width:450px;padding:10px;background:rgba(8,13,15,.78);border:1px solid rgba(255,255,255,.11);border-radius:14px;backdrop-filter:blur(16px);transform:translateY(120%);opacity:0;transition:.25s}.selected-part.show{transform:none;opacity:1}.selected-code{height:38px;border-radius:10px;background:var(--orange);color:#100b09;display:grid;place-items:center;font-size:13px;font-weight:950}.selected-part strong{font-size:10px;display:block}.selected-part span{font-size:8px;color:#7e8d93;display:block;margin-top:3px;line-height:1.35}.selected-part button{border:0;background:transparent;color:#738188;font-size:17px}
.viewer-controls{min-height:54px;padding:8px 13px;display:flex;gap:7px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:auto}.viewer-control{border:1px solid var(--line);background:#11171a;border-radius:9px;padding:8px 10px;font-size:8px;font-weight:850;white-space:nowrap}.viewer-control:hover{border-color:#48555c}.viewer-control.primary{background:rgba(255,117,73,.1);border-color:rgba(255,117,73,.3);color:#ff9c78}.viewer-control span{font-size:8px}.auto-rotate{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:8px;color:#7c8a91;white-space:nowrap}.auto-rotate input{display:none}.auto-rotate span{width:25px;height:14px;border-radius:99px;background:#2b353b;position:relative}.auto-rotate span:after{content:"";position:absolute;width:10px;height:10px;border-radius:50%;left:2px;top:2px;background:#7b888e;transition:.2s}.auto-rotate input:checked+span{background:rgba(116,230,188,.35)}.auto-rotate input:checked+span:after{left:13px;background:var(--mint)}
.step-timeline{height:48px;padding:0 14px;display:flex;align-items:center;gap:5px;overflow:auto}.timeline-node{height:23px;min-width:23px;border:1px solid #2e3940;border-radius:7px;background:#11171a;font-size:7px;font-weight:900;color:#69777e}.timeline-node:hover{border-color:#56636a}.timeline-node.active{background:var(--orange);color:#120b08;border-color:var(--orange);box-shadow:0 0 20px rgba(255,117,73,.25)}.timeline-node.done{color:var(--mint);border-color:rgba(116,230,188,.35)}
.guide-card{display:flex;flex-direction:column;min-height:700px}.guide-tabs{height:54px;display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line);padding:8px}.guide-tab{border:0;background:transparent;color:#6e7c83;font-size:8px;font-weight:950;letter-spacing:.15em;border-radius:9px}.guide-tab.active{background:#1a2227;color:#fff;box-shadow:inset 0 -2px var(--orange)}
.guide-panel{display:none;padding:18px;overflow:auto;flex:1}.guide-panel.active{display:block}.material-strip{display:grid;gap:12px;padding:12px;background:#0d1316;border:1px solid #242e34;border-radius:15px;margin-bottom:14px}.material-strip>div>span{display:block;font-size:7px;letter-spacing:.14em;color:#68767c;font-weight:900;margin-bottom:6px}.chips{display:flex;gap:5px;flex-wrap:wrap}.chips span{font-size:8px;font-weight:750;border:1px solid #303a40;background:#171e22;border-radius:7px;padding:5px 7px;color:#bdc5c6}.chips.hardware span{color:#ffb292;border-color:rgba(255,117,73,.24);background:rgba(255,117,73,.06)}.chips.tools span{color:#a9dbc8;border-color:rgba(116,230,188,.2);background:rgba(116,230,188,.05)}
.action-list{list-style:none;margin:0;padding:0;display:grid;gap:8px;counter-reset:actions}.action-item{counter-increment:actions;display:grid;grid-template-columns:31px 1fr;gap:10px;padding:11px;border:1px solid #29343a;background:#12191d;border-radius:13px;transition:.2s;cursor:pointer}.action-item:before{content:counter(actions,decimal-leading-zero);width:29px;height:29px;border:1px solid #37434a;border-radius:9px;display:grid;place-items:center;font-size:8px;font-weight:900;color:var(--orange)}.action-item:hover{background:#172025;border-color:#3b484f;transform:translateY(-1px)}.action-item.checked{border-color:rgba(116,230,188,.25);background:rgba(116,230,188,.045)}.action-item.checked:before{content:"✓";background:var(--mint);color:#07110d;border-color:var(--mint)}.action-item p{font-size:10px;line-height:1.5;margin:0;color:#c8cecd;font-weight:620}.action-item input{display:none}
.callout{padding:12px 13px;border-radius:13px;margin-top:10px;border:1px solid}.callout span{font-size:7px;letter-spacing:.14em;font-weight:950}.callout p{font-size:9px;line-height:1.52;margin:5px 0 0}.callout.tip{background:rgba(116,230,188,.055);border-color:rgba(116,230,188,.18)}.callout.tip span{color:var(--mint)}.callout.warning{background:rgba(255,117,73,.055);border-color:rgba(255,117,73,.2)}.callout.warning span{color:#ff9874}
.diagram-frame{width:100%;min-height:400px;border:1px solid #303a40;background:#e8e8e1;border-radius:16px;overflow:hidden;padding:0;position:relative;display:grid;place-items:center}.diagram-frame img{width:100%;height:100%;max-height:520px;object-fit:contain;display:block;mix-blend-mode:multiply}.diagram-frame span{position:absolute;right:9px;bottom:9px;background:rgba(8,12,14,.82);padding:7px 9px;border-radius:8px;font-size:8px}.diagram-caption{display:flex;justify-content:space-between;align-items:center;margin-top:9px;color:#6f7c83;font-size:8px}.diagram-caption button{border:0;background:transparent;color:#ff9570;font-size:8px;font-weight:850}.orientation-note{margin-top:14px;border:1px solid #2c373d;border-radius:14px;padding:13px;background:#11171a}.orientation-note strong{font-size:9px;color:var(--yellow)}.orientation-note p{font-size:9px;line-height:1.5;color:#909da3;margin:6px 0 0}
.verify-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.verify-head span{font-size:8px;letter-spacing:.14em;color:#6d7a81;font-weight:900}.verify-head strong{font-size:12px;color:var(--mint)}.checklist{display:grid;gap:8px}.verify-item{display:grid;grid-template-columns:25px 1fr;gap:9px;padding:11px;border:1px solid #2b353b;border-radius:12px;background:#12181c;cursor:pointer}.verify-item input{display:none}.verify-box{width:23px;height:23px;border:1px solid #465259;border-radius:7px;display:grid;place-items:center}.verify-item.checked{border-color:rgba(116,230,188,.25);background:rgba(116,230,188,.045)}.verify-item.checked .verify-box{background:var(--mint);color:#07110d;border-color:var(--mint)}.verify-item.checked .verify-box:after{content:"✓";font-size:12px;font-weight:950}.verify-item span:last-child{font-size:9px;line-height:1.5;color:#b7c0c1}.completion-meter{margin:18px 0 12px}.completion-meter>span{font-size:8px;color:#728087;display:block;margin-bottom:7px}.completion-meter>div{height:7px;border-radius:99px;background:#273138;overflow:hidden}.completion-meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--mint),var(--cyan));transition:.3s}.mark-complete{width:100%;border:1px solid rgba(116,230,188,.32);background:rgba(116,230,188,.08);color:var(--mint);border-radius:11px;padding:11px;font-size:9px;font-weight:900}.mark-complete.done{background:var(--mint);color:#07110d}
.guide-nav{min-height:62px;padding:10px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.35fr;gap:8px}.guide-nav button{border:1px solid #303b41;background:#12191d;border-radius:11px;font-size:9px;font-weight:850}.guide-nav button:disabled{opacity:.35;cursor:not-allowed}.guide-nav .next{background:var(--orange);color:#130c09;border-color:var(--orange);box-shadow:0 8px 26px rgba(255,117,73,.14)}.guide-nav .next span{float:right}
.support-strip{max-width:1500px;margin:14px auto 0;border:1px solid #263138;border-radius:18px;background:linear-gradient(110deg,rgba(255,117,73,.08),rgba(121,215,239,.035));padding:14px 16px;display:flex;justify-content:space-between;align-items:center;gap:20px}.support-strip>div{display:flex;align-items:center;gap:12px}.support-icon{width:35px;height:35px;border:1px solid rgba(255,117,73,.3);border-radius:11px;display:grid;place-items:center;color:var(--orange)}.support-strip strong{font-size:11px}.support-strip p{margin:3px 0 0;font-size:9px;color:#819097}.support-strip button{border:1px solid rgba(255,117,73,.35);background:#151b1f;border-radius:11px;padding:10px 13px;font-size:9px;font-weight:850;white-space:nowrap}.support-strip button span{color:var(--orange);margin-left:8px}
footer{max-width:1500px;margin:20px auto 0;display:flex;justify-content:space-between;gap:20px;color:#536168;font-size:8px;line-height:1.5;padding:0 3px}
.assistant-fab{position:fixed;right:22px;bottom:22px;width:62px;height:62px;border-radius:20px;border:1px solid rgba(255,117,73,.5);background:linear-gradient(145deg,#ff8258,#e9502f);color:#160c08;z-index:55;box-shadow:0 18px 50px rgba(255,81,41,.32);display:grid;place-items:center;align-content:center;transition:.2s}.assistant-fab:hover{transform:translateY(-3px) rotate(-2deg);box-shadow:0 22px 65px rgba(255,81,41,.42)}.assistant-fab span{font-size:18px;line-height:1}.assistant-fab b{font-size:7px;letter-spacing:.15em;margin-top:2px}
.assistant-drawer{position:fixed;right:0;top:0;bottom:0;width:min(430px,100vw);background:rgba(10,14,17,.98);border-left:1px solid #2b353b;z-index:90;display:flex;flex-direction:column;box-shadow:-30px 0 80px rgba(0,0,0,.45);transform:translateX(105%);transition:transform .32s cubic-bezier(.2,.8,.2,1);backdrop-filter:blur(24px)}.assistant-drawer.open{transform:none}.drawer-scrim{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:80;opacity:0;pointer-events:none;transition:.25s;backdrop-filter:blur(3px)}.drawer-scrim.show{opacity:1;pointer-events:auto}.assistant-head{height:72px;display:flex;align-items:center;gap:11px;padding:0 15px;border-bottom:1px solid var(--line)}.assistant-orb{width:39px;height:39px;border-radius:13px;background:radial-gradient(circle at 32% 30%,#ffb28a,#ff7046 40%,#59271c);display:grid;place-items:center;color:#170c08;position:relative;box-shadow:0 0 24px rgba(255,117,73,.22)}.assistant-orb i{position:absolute;inset:-5px;border:1px solid rgba(255,117,73,.25);border-radius:17px;animation:orbit 5s linear infinite}.assistant-head small{display:block;font-size:7px;letter-spacing:.16em;color:var(--orange);font-weight:900}.assistant-head strong{font-size:13px;display:block;margin-top:3px}.assistant-head .icon-btn{margin-left:auto}
.assistant-modebar{display:grid;grid-template-columns:1fr 1fr 38px;gap:6px;padding:9px;border-bottom:1px solid var(--line)}.mode-choice{border:1px solid #2a353b;background:#11171a;border-radius:10px;text-align:left;padding:7px 9px}.mode-choice span{display:block;font-size:6px;letter-spacing:.14em;color:#6d7a81;font-weight:900}.mode-choice b{display:block;font-size:9px;margin-top:2px}.mode-choice.active{border-color:rgba(255,117,73,.45);background:rgba(255,117,73,.08)}.mode-choice.active span{color:var(--orange)}.assistant-settings{border:1px solid #2a353b;background:#11171a;border-radius:10px;font-size:15px}
.context-card{margin:9px 10px 0;padding:9px 11px;border:1px solid #283239;border-radius:11px;background:linear-gradient(90deg,#131b1f,#0e1417)}.context-card span{font-size:6px;letter-spacing:.14em;color:#68767d;font-weight:900}.context-card strong{display:block;font-size:9px;margin:3px 0}.context-card small{font-size:7px;color:#77858c}.chat{flex:1;overflow:auto;padding:13px 11px;display:flex;flex-direction:column;gap:13px}.message{display:flex;gap:8px;align-items:flex-start}.message.user{justify-content:flex-end}.avatar{width:25px;height:25px;flex:none;border-radius:8px;background:#ff7549;color:#150c08;display:grid;place-items:center;font-size:10px}.bubble{max-width:84%;border:1px solid #283239;background:#151c20;border-radius:4px 13px 13px 13px;padding:10px 11px}.message.user .bubble{background:#26323a;border-color:#36434a;border-radius:13px 4px 13px 13px}.bubble p{font-size:10px;line-height:1.52;margin:0;white-space:pre-wrap}.bubble small{display:block;font-size:7px;color:#68767d;margin-top:7px}.prompt-chip{border:0;background:rgba(255,117,73,.12);color:#ff9b78;border-radius:6px;padding:2px 4px;font-size:9px}.typing{display:flex;gap:4px;padding:5px}.typing i{width:5px;height:5px;background:#718087;border-radius:50%;animation:bounce 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
.attachment-preview{display:none;margin:0 10px 7px;border:1px solid #2e3940;background:#11171a;border-radius:11px;padding:7px;grid-template-columns:45px 1fr 24px;gap:8px;align-items:center}.attachment-preview.show{display:grid}.attachment-preview img{width:45px;height:45px;object-fit:cover;border-radius:7px}.attachment-preview strong{font-size:8px;display:block}.attachment-preview span{font-size:7px;color:#69777e}.attachment-preview button{border:0;background:transparent;font-size:16px;color:#738188}.quick-prompts{display:flex;gap:5px;padding:0 10px 7px;overflow:auto}.quick-prompts button{flex:none;border:1px solid #2d383e;background:#11171a;border-radius:99px;padding:6px 8px;font-size:7px;color:#9ca8ac}.quick-prompts button:hover{border-color:#ff7549;color:#ff9b78}
.assistant-input{margin:0 9px 7px;border:1px solid #303b42;background:#11171a;border-radius:14px;display:grid;grid-template-columns:31px 1fr 31px 34px;align-items:end;padding:6px;gap:4px}.assistant-input textarea{border:0;background:transparent;color:#eef2ef;resize:none;max-height:110px;padding:7px 4px;font-size:10px;line-height:1.4;outline:0}.assistant-input textarea::placeholder{color:#647179}.attach-btn,.voice-btn,.send-btn{height:31px;border:0;border-radius:9px;display:grid;place-items:center}.attach-btn{background:#202a30;color:#8d9ba1}.attach-btn input{display:none}.voice-btn{background:#202a30;color:#8d9ba1}.voice-btn.listening{background:rgba(255,107,103,.15);color:var(--red);animation:pulse 1s infinite}.send-btn{background:var(--orange);color:#150c08;font-weight:950;font-size:17px}.assistant-disclaimer{font-size:7px;line-height:1.4;color:#59666d;text-align:center;padding:0 16px 10px}
.modal{position:fixed;inset:0;background:rgba(2,5,7,.76);z-index:120;display:none;align-items:center;justify-content:center;padding:18px;backdrop-filter:blur(12px)}.modal.open{display:flex}.modal-card{width:min(760px,96vw);max-height:92vh;overflow:auto;background:linear-gradient(145deg,#151c20,#0c1114);border:1px solid #303a40;border-radius:22px;box-shadow:0 40px 100px rgba(0,0,0,.58)}.wide-card{width:min(980px,96vw)}.manual-card{width:min(1200px,97vw)}.modal-head{min-height:68px;padding:13px 17px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(17,23,27,.96);z-index:3;backdrop-filter:blur(14px)}.modal-head h2{font-size:16px;margin:4px 0 0}.key-card{padding-bottom:16px}.key-warning{margin:15px 16px 0;padding:12px 14px;border-radius:13px;background:rgba(255,117,73,.065);border:1px solid rgba(255,117,73,.25)}.key-warning strong{font-size:10px;color:#ff9b78}.key-warning p{font-size:9px;line-height:1.5;color:#a7b0b2;margin:5px 0 0}.key-status-card{margin:10px 16px;display:flex;gap:10px;align-items:center;border:1px solid #2d383e;padding:10px;border-radius:12px}.key-status-card i{width:10px;height:10px;border-radius:50%;background:#556269}.key-status-card.unlocked i{background:var(--mint);box-shadow:0 0 13px var(--mint)}.key-status-card.locked i{background:var(--yellow)}.key-status-card span{font-size:6px;letter-spacing:.14em;color:#66747b;font-weight:900}.key-status-card strong{display:block;font-size:9px;margin-top:2px}.field-grid{padding:4px 16px 12px;display:grid;grid-template-columns:1fr 1fr;gap:10px}.field-grid label span{display:block;font-size:8px;color:#859299;margin:0 0 6px 2px}.field-grid input,.field-grid select{width:100%;height:39px;border:1px solid #303b41;background:#0e1417;color:#edf1ee;border-radius:10px;padding:0 11px;font-size:10px}.key-actions{padding:0 16px;display:flex;flex-wrap:wrap;gap:7px}.key-actions button{border:1px solid #313c42;background:#151c20;border-radius:10px;padding:9px 11px;font-size:8px;font-weight:850}.key-actions .primary{background:var(--orange);color:#150c08;border-color:var(--orange)}.key-actions .danger{color:#ff908a}.key-log{margin:11px 16px 0;border-top:1px solid #273138;padding-top:10px;color:#68767d;font-size:8px;line-height:1.5}
.inventory-tabs{display:flex;gap:6px;padding:13px 16px}.inventory-tabs button{border:1px solid #303b41;background:#11171a;border-radius:9px;padding:8px 12px;font-size:8px;font-weight:850}.inventory-tabs button.active{background:var(--orange);color:#160c08;border-color:var(--orange)}.inventory-grid{padding:0 16px 17px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.inventory-item{border:1px solid #2b353b;background:#11171a;border-radius:12px;padding:11px;display:grid;grid-template-columns:31px 1fr 18px;gap:9px;align-items:center;cursor:pointer}.inventory-item.checked{border-color:rgba(116,230,188,.35);background:rgba(116,230,188,.045)}.inventory-code{height:30px;border:1px solid #3b474e;border-radius:8px;display:grid;place-items:center;font-size:9px;font-weight:950;color:var(--orange)}.inventory-item strong{font-size:9px;display:block}.inventory-item small{display:block;font-size:7px;color:#718087;margin-top:3px}.inventory-check{width:16px;height:16px;border:1px solid #46535a;border-radius:5px}.inventory-item.checked .inventory-check{background:var(--mint);border-color:var(--mint);color:#07110d}.inventory-item.checked .inventory-check:after{content:"✓";font-size:10px;font-weight:950;display:grid;place-items:center}.inventory-item input{display:none}
.manual-pages{padding:16px;display:grid;grid-template-columns:1fr 1fr;gap:12px}.manual-page{margin:0;border:1px solid #303b41;border-radius:14px;overflow:hidden;background:#e6e6df;cursor:zoom-in}.manual-page img{width:100%;display:block}.manual-page figcaption{padding:8px 10px;background:#12191d;color:#89969c;font-size:8px}.image-modal{padding:10px}.image-modal-card{width:98vw;height:96vh;background:#101619;border:1px solid #303b41;border-radius:18px;display:flex;flex-direction:column;overflow:hidden}.zoom-stage{flex:1;overflow:auto;background:#d9dad4;display:grid;place-items:center;padding:12px}.zoom-stage img{max-width:none;width:min(1500px,150vw);height:auto;display:block;mix-blend-mode:multiply}
.toast-stack{position:fixed;right:18px;top:88px;z-index:160;display:grid;gap:7px}.toast{max-width:330px;border:1px solid #354149;background:rgba(18,25,29,.95);box-shadow:0 14px 40px rgba(0,0,0,.35);border-radius:11px;padding:10px 12px;font-size:9px;line-height:1.45;animation:toastIn .25s}.toast.success{border-color:rgba(116,230,188,.35)}.toast.error{border-color:rgba(255,107,103,.4)}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:180;overflow:hidden}.confetti i{position:absolute;top:-20px;width:9px;height:16px;animation:fall 2.5s cubic-bezier(.15,.7,.25,1) forwards}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes orbit{to{transform:rotate(360deg)}}@keyframes bounce{0%,60%,100%{transform:none}30%{transform:translateY(-4px)}}@keyframes toastIn{from{opacity:0;transform:translateY(-8px)}}@keyframes fall{to{transform:translateY(105vh) rotate(720deg)}}
@media(max-width:1180px){:root{--sidebar:230px}.workspace{grid-template-columns:minmax(0,1.2fr) 360px}.canvas-wrap{min-height:510px}.top-action b{display:none}.model-tag{display:none}}
@media(max-width:960px){.app-shell{display:block}.sidebar{position:fixed;left:0;top:0;width:280px;transform:translateX(-105%);transition:.28s;box-shadow:30px 0 80px rgba(0,0,0,.5)}.sidebar.open{transform:none}.icon-btn.close-sidebar,.icon-btn.menu-btn{display:grid}.main{padding:0 16px 24px}.workspace{grid-template-columns:1fr}.guide-card{min-height:0}.canvas-wrap{min-height:520px}.mission-head{padding-top:22px}.topbar{height:65px}.mission-meta{display:none}.guide-panel{max-height:none}.assistant-fab{right:15px;bottom:15px}}
@media(max-width:640px){.main{padding:0 10px 20px}.topbar-actions .top-action:not(.accent-outline){display:none}.topbar-left{gap:7px}.live-status span{display:none}.mission-head{padding:19px 2px 15px}.mission-head h1{font-size:31px}.mission-head p{font-size:11px}.viewer-card,.guide-card{border-radius:18px}.viewer-topline{height:58px;padding:0 12px}.viewer-top-actions{gap:4px}.micro-btn{padding:6px 7px}.canvas-wrap{min-height:430px}.drag-hint{display:none}.selected-part{left:10px;right:10px;bottom:10px;min-width:0}.viewer-controls{padding:7px;gap:5px}.viewer-control{padding:8px}.viewer-control:nth-of-type(3),.viewer-control:nth-of-type(4){display:none}.auto-rotate{display:none}.guide-card{margin-top:0}.guide-panel{padding:13px}.diagram-frame{min-height:330px}.support-strip{align-items:flex-start}.support-strip p{display:none}.support-strip button{font-size:8px}footer{display:block}footer span{display:block;margin-top:6px}.assistant-fab{width:54px;height:54px;border-radius:17px}.field-grid{grid-template-columns:1fr}.inventory-grid{grid-template-columns:1fr 1fr}.manual-pages{grid-template-columns:1fr}.toast-stack{left:10px;right:10px;top:70px}.toast{max-width:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}}