:root{color:#17151d;font-synthesis:none;--ink:#17151d;--purple:#7147f5;--purple-dark:#5530d6;--purple-soft:#eee9ff;--lime:#c8f34e;--coral:#ff7867;--cyan:#55d5eb;--line:#ddd8ee;--muted:#767184;--surface:#fff;--radius:16px;--shadow:0 5px 0 #4e3a861f, 0 15px 35px #4a377712;background:#f5f3ff;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 75% 8%,#eefbce 0,#0000 19%),#f5f3ff;min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{color:inherit;-webkit-tap-highlight-color:transparent}.app-shell{min-height:100vh;padding:10px;position:relative;overflow:hidden}.app-shell:before,.app-shell:after{content:"";z-index:-1;opacity:.5;pointer-events:none;width:120px;height:120px;position:fixed}.app-shell:before{background:radial-gradient(circle, var(--coral) 0 5px, transparent 6px);background-size:23px 23px;top:90px;left:-55px;transform:rotate(18deg)}.app-shell:after{border:18px solid #55d5eb59;border-radius:37% 63% 62% 38%;bottom:4%;right:-35px;transform:rotate(22deg)}.topbar{border:1px solid var(--line);border-radius:var(--radius);background:#ffffffed;grid-template-columns:1fr auto 1fr;align-items:center;gap:30px;height:76px;padding:0 20px;display:grid;box-shadow:0 4px #4e3a8614}.brand{align-items:center;gap:12px;min-width:0;display:flex}.brand-mark{flex:none;grid-template-columns:repeat(2,1fr);gap:3px;width:42px;height:42px;display:grid;transform:rotate(-2deg)}.brand-mark i{border:2px solid var(--ink);border-radius:7px;position:relative;box-shadow:inset 0 -3px #0000001f}.brand-mark i:after{content:"";background:var(--ink);border-radius:50%;position:absolute;inset:35%}.brand-mark i:first-child{background:var(--purple)}.brand-mark i:nth-child(2){background:#d9aaff}.brand-mark i:nth-child(3){background:var(--lime)}.brand-mark i:nth-child(4){background:var(--coral)}.brand-copy{gap:1px;min-width:0;display:grid}.brand-copy strong{color:var(--ink);letter-spacing:-.07em;font-size:23px;font-weight:950}.brand-copy small{color:var(--muted);white-space:nowrap;font-size:11px}.steps{align-items:center;display:flex}.steps div{color:#9b96a6;align-items:center;font-size:12px;font-weight:750;display:flex;position:relative}.steps div:not(:last-child):after{content:"";border-top:2px dashed #d0cadf;width:44px;margin:0 10px}.steps .done:after{border-color:var(--purple)}.steps i{background:#f5f2fb;border:1px solid #d1cbe2;border-radius:9px;place-items:center;width:27px;height:27px;margin-right:6px;font-size:11px;font-style:normal;transition:transform .2s;display:grid}.steps .done i,.steps .active i{color:#fff;background:var(--purple);border-color:var(--purple);box-shadow:0 3px 0 var(--purple-dark)}.steps .active{color:var(--ink)}.steps 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transparent;overflow-y:auto}.settings-panel{padding:15px}.panel-heading{letter-spacing:-.02em;justify-content:space-between;align-items:center;min-height:28px;margin-bottom:13px;font-size:16px;font-weight:900;display:flex}.panel-heading b{color:var(--purple)}.required{color:var(--purple-dark);background:var(--purple-soft);border-radius:6px;padding:4px 6px;font-size:9px;font-weight:700}.upload-preview{border:1px solid var(--ink);box-shadow:3px 3px 0 var(--purple-soft);cursor:pointer;border-radius:12px;display:block;position:relative;overflow:hidden}.upload-preview:before,.upload-preview:after{content:"";z-index:1;border-color:var(--purple);pointer-events:none;width:13px;height:13px;position:absolute}.upload-preview:before{border-left:3px solid var(--purple);border-top:3px solid var(--purple);top:5px;left:5px}.upload-preview:after{border-right:3px solid var(--purple);border-bottom:3px solid var(--purple);bottom:40px;right:5px}.upload-preview img{object-fit:cover;width:100%;height:126px;display:block}.upload-preview input{opacity:0;pointer-events:none;position:absolute}.replace{color:#fff;border-top:1px solid var(--ink);background:linear-gradient(135deg,#7d53ff,#6439e7);justify-content:center;align-items:center;gap:7px;padding:9px;font-size:11px;font-weight:800;display:flex}.field-group{margin-top:16px}.field-label{color:#38333f;align-items:center;gap:6px;margin-bottom:7px;font-size:11px;font-weight:800;display:flex}.field-label svg{color:var(--purple)}.help{color:#746b82;cursor:help;background:#eeeaf5;border:0;border-radius:50%;place-items:center;width:26px;height:26px;padding:0;font-size:11px;font-weight:850;transition:all .15s;display:grid}.field-help-wrap{margin:-5px 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span{color:var(--muted);justify-content:space-between;font-size:9px;display:flex}.range-control b{color:#41394b;font-weight:700}.range-control input{width:100%;height:4px;accent-color:var(--purple);cursor:pointer;margin:7px 0 0}.density-control{background:#faf8ff;border:1px solid #d9cffd;border-radius:9px;margin:11px 0 6px;padding:9px 9px 7px}.density-presets{grid-template-columns:repeat(3,1fr);gap:4px;display:grid}.density-presets button{color:#767184;cursor:pointer;background:#fff;border:1px solid #ded9e9;border-radius:7px;min-height:25px;padding:2px;font-size:8px}.density-presets button.active{color:var(--purple-dark);background:var(--purple-soft);border-color:#a994ff;font-weight:800}.live-estimate{border-left:3px solid var(--purple);background:var(--purple-soft);border-radius:0 8px 8px 0;gap:2px;margin-top:10px;padding:8px 9px;display:grid}.live-estimate span{color:var(--purple-dark);font-size:8px;font-weight:800}.live-estimate strong{color:#352b4b;font-size:9px}.live-estimate small{color:#746b82;font-size:7px;line-height:1.35}.board-options{grid-template-columns:1fr 1fr;gap:5px;display:grid}.board-options button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:8px;padding:7px;font-size:10px}.board-options .selected{color:var(--purple-dark);border:2px solid var(--purple);background:var(--purple-soft);font-weight:800}.recompute-state{color:#6f687b;background:#f4f2f8;border-radius:8px;align-items:center;gap:6px;margin-top:8px;padding:7px 8px;font-size:8px;font-weight:650;display:flex}.recompute-state i{background:#91b535;border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 3px #91b53526}.recompute-state.active{color:var(--purple-dark);background:var(--purple-soft)}.recompute-state.active i{border:2px solid #c8baff;border-top-color:var(--purple);background:0 0;animation:.7s linear infinite spin}.canvas-panel{grid-template-rows:auto minmax(0,1fr) auto;display:grid;position:relative;overflow:hidden}.canvas-toolbar{border-bottom:1px 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canvas{background:#fff;max-width:none}.mobile-summary-strip{display:none}.canvas-updating{z-index:5;pointer-events:none;background:#fffffff2;border:1px solid #cfc3f8;border-radius:11px;grid-template-columns:18px auto;column-gap:7px;padding:10px 14px;display:grid;position:absolute;top:92px;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #4a37772e}.canvas-updating i{border:3px solid #d7cefb;border-top-color:var(--purple);border-radius:50%;grid-row:1/3;align-self:center;width:17px;height:17px;animation:.7s linear infinite spin}.canvas-updating strong{color:#3d315d;font-size:10px}.canvas-updating span{color:var(--muted);font-size:8px}.canvas-footer{border-top:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;min-height:54px;padding:8px 14px;display:flex}.canvas-footer>span{color:var(--muted);align-items:center;gap:6px;font-size:10px;display:flex}.zoom-control{align-items:center;gap:5px;display:flex}.zoom-control button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:8px;place-items:center;width:31px;height:31px;transition:all .15s;display:grid}.zoom-control button:hover{color:#fff;background:var(--purple);border-color:var(--purple);transform:translateY(-1px)}.zoom-control svg{width:14px}.zoom-control span{min-width:47px;color:var(--purple-dark);text-align:center;font-size:10px;font-weight:800}.zoom-control .fit{gap:4px;width:auto;padding:0 9px;font-size:9px;display:flex}.summary-panel{padding:15px}.metrics{background:#fdfcff;border:1px solid #dfd9ef;border-radius:12px;gap:2px;padding:3px 10px;display:grid}.metrics>div{border-bottom:1px dashed #ddd7e7;grid-template-columns:23px 1fr auto;align-items:center;gap:6px;min-height:41px;font-size:10px;display:grid}.metrics>div:last-child{border:0}.metrics svg{width:16px;color:var(--purple)}.metrics span{color:var(--muted)}.metrics strong{font-size:11px;font-weight:850}.finished-size{background:var(--purple-soft);border:1px solid #e0d7ff;border-radius:10px;margin:10px 0 16px;padding:11px 12px}.finished-size span{color:var(--muted);font-size:9px;display:block}.finished-size strong{color:var(--purple-dark);margin-top:3px;font-size:14px;font-weight:900;display:block}.palette-metric{color:#4b4260;background:#fbfaff;border:1px solid #e2dcf2;border-radius:8px;align-items:center;gap:6px;margin:-7px 0 14px;padding:7px 9px;font-size:8px;display:flex}.palette-metric svg{width:13px;color:var(--purple)}.palette-metric span{flex:1;font-weight:750}.palette-metric b{color:var(--muted);font-size:7px}.color-header{justify-content:space-between;margin-bottom:7px;font-size:11px;display:flex}.color-header span{color:var(--muted);font-size:9px}.color-list{border:1px solid var(--line);border-radius:9px;padding:2px 7px}.color-row{grid-template-columns:15px 35px 1fr auto;align-items:center;gap:5px;min-height:27px;font-size:9px;display:grid}.color-row i{border:1px solid 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.primary:hover{box-shadow:3px 6px 0 var(--ink)}.actions button:disabled{opacity:.65;cursor:wait}.crop-dialog-backdrop,.recent-backdrop{z-index:40;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#14101c94;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.crop-dialog,.recent-dialog{border:2px solid var(--ink);width:min(1040px,96vw);max-height:calc(100vh - 48px);box-shadow:8px 10px 0 var(--ink), 0 30px 80px #0000003d;background:#fff;border-radius:20px;overflow:auto}.crop-dialog>header,.recent-dialog>header{z-index:5;border-bottom:1px solid var(--line);background:#fffffff5;justify-content:space-between;align-items:center;padding:17px 20px;display:flex;position:sticky;top:0}.crop-dialog>header>div,.recent-dialog>header>div{align-items:center;gap:11px;display:flex}.crop-dialog header div>i,.recent-dialog header div>i{color:#fff;background:var(--purple);border-radius:11px;place-items:center;width:38px;height:38px;font-style:normal;display:grid}.crop-dialog header span,.recent-dialog header span{gap:3px;display:grid}.crop-dialog header strong,.recent-dialog header strong{font-size:17px}.crop-dialog header small,.recent-dialog header small{color:var(--muted);font-size:9px}.icon-button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:10px;place-items:center;width:38px;height:38px;padding:0;display:grid}.icon-button:hover{color:#fff;border-color:var(--ink);background:var(--ink)}.icon-button svg{width:17px}.crop-dialog-body{background:#f8f6ff;grid-template-columns:minmax(0,1fr) 220px;gap:20px;padding:20px;display:grid}.crop-stage{border:2px solid var(--ink);width:100%;max-height:66vh;box-shadow:4px 5px 0 var(--ink);-webkit-user-select:none;user-select:none;touch-action:none;background:#26222e;border-radius:12px;align-self:center;position:relative;overflow:hidden}.crop-stage>img{object-fit:fill;pointer-events:none;width:100%;height:100%;display:block}.crop-shade{pointer-events:none;background:#110e166b;position:absolute;inset:0}.crop-selection{z-index:2;border:3px solid var(--lime);cursor:grab;touch-action:none;position:absolute;box-shadow:0 0 0 9999px #110e167a,inset 0 0 0 1px #00000073}.crop-selection:active{cursor:grabbing}.crop-selection>i{border:2px solid var(--ink);background:var(--lime);border-radius:2px;width:12px;height:12px;position:absolute}.crop-selection>i:first-of-type{top:-7px;left:-7px}.crop-selection>i:nth-of-type(2){top:-7px;right:-7px}.crop-selection>i:nth-of-type(3){bottom:-7px;left:-7px}.crop-selection>i:nth-of-type(4){bottom:-7px;right:-7px}.crop-selection>b{color:#fff;white-space:nowrap;pointer-events:none;background:#17151db8;border-radius:7px;padding:6px 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