.studio-shell{--ink:#172126;--muted:#6d777c;--paper:#f5f6f2;--surface:#fff;--line:#dfe3df;--brand:#f2d447;--navy:#173342;--success:#19704a;--warning:#9a6100;--shadow-sm:0 8px 24px #15242a14}.studio-shell,.studio-shell *{box-sizing:border-box}.studio-shell button,.studio-shell input{font:inherit}.studio-shell button{touch-action:manipulation}.studio-shell{background:var(--paper);min-height:100dvh;color:var(--ink);overflow-x:clip}.topbar{border-bottom:1px solid var(--line);z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffeb;justify-content:space-between;align-items:center;height:76px;padding:0 24px;display:flex;position:relative}.brand{align-items:center;gap:12px;display:flex}.brand-mark{background:var(--brand);border-radius:12px;width:38px;height:38px;position:relative;transform:rotate(-8deg)}.brand-mark span{background:var(--navy);border-radius:999px;position:absolute}.brand-mark span:first-child{width:8px;height:21px;top:8px;left:11px}.brand-mark span:last-child{width:8px;height:15px;top:12px;left:21px}.brand div{flex-direction:column;line-height:1.15;display:flex}.brand strong{letter-spacing:.08em;font-size:15px}.brand small{color:var(--muted);margin-top:3px;font-size:11px}.top-actions{align-items:center;gap:10px;display:flex}.save-state{color:var(--muted);align-items:center;gap:6px;font-size:13px;display:flex}.save-state.is-saved{color:var(--success)}.icon-button{border:1px solid var(--line);background:var(--surface);width:44px;height:44px;color:var(--ink);cursor:pointer;border-radius:12px;place-items:center;display:grid}.server-save-button{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:12px;align-items:center;gap:7px;min-height:44px;padding:0 14px;font-size:12px;font-weight:800;display:inline-flex}.server-save-button:disabled{opacity:.55;cursor:wait}.login-save-link{border:1px solid var(--ink);min-height:44px;color:var(--ink);background:#fff;border-radius:12px;justify-content:center;align-items:center;gap:7px;padding:0 14px;font-size:12px;font-weight:800;text-decoration:none;display:inline-flex}.studio-grid{grid-template-columns:minmax(310px,360px) minmax(420px,1fr) minmax(280px,330px);min-height:calc(100dvh - 76px);display:grid}.tool-panel,.spec-panel{background:var(--surface);min-width:0}.tool-panel{border-right:1px solid var(--line);padding:26px 22px}.spec-panel{border-left:1px solid var(--line);padding:26px 22px}.panel-heading,.spec-heading{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.eyebrow{letter-spacing:.18em;color:var(--warning);margin-bottom:6px;font-size:10px;font-weight:800;display:block}.panel-heading h1,.spec-heading h2{letter-spacing:-.04em;margin:0;font-size:22px}.step-pill{color:#735f00;white-space:nowrap;background:#f6f0cd;border-radius:999px;padding:7px 9px;font-size:10px;font-weight:800}.desktop-tools{border-bottom:1px solid var(--line);grid-template-columns:repeat(5,1fr);gap:6px;margin:24px 0;padding-bottom:18px;display:grid}.desktop-tools button,.mobile-toolbar button{min-width:0;min-height:54px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:11px;flex-direction:column;justify-content:center;align-items:center;gap:5px;font-size:11px;font-weight:700;display:flex}.desktop-tools button.active,.mobile-toolbar button.active{background:var(--navy);color:#fff}.tool-content{min-height:420px}.section-title h2{margin:0;font-size:18px}.section-title p{color:var(--muted);margin:6px 0 18px;font-size:13px;line-height:1.5}.zone-tabs{grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:18px;display:grid}.zone-tabs button{border:1px solid var(--line);min-height:48px;color:var(--muted);cursor:pointer;background:#fafbf8;border-radius:10px;padding:6px;font-size:12px;font-weight:700}.zone-tabs button span{border-radius:50%;width:14px;height:14px;margin:0 auto 5px;display:block;box-shadow:inset 0 0 0 1px #00000014}.zone-tabs button.active{border-color:var(--navy);color:var(--ink);box-shadow:0 0 0 1px var(--navy);background:#fff}.palette-grid{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.palette-grid button{cursor:pointer;min-width:0;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:11px;padding:6px 3px}.palette-grid button>span{border-radius:50%;width:42px;height:42px;margin:0 auto 6px;display:block;box-shadow:inset 0 0 0 1px #0000001a,0 3px 9px #00000014}.palette-grid button small{white-space:nowrap;font-size:10px}.palette-grid button.active{border-color:var(--navy);color:var(--ink);background:#f3f6f6}.palette-grid.compact{grid-template-columns:repeat(8,1fr);gap:5px}.palette-grid.compact button{min-height:48px;padding:3px}.palette-grid.compact button>span{width:28px;height:28px;margin:auto}.choice-grid{gap:10px;display:grid}.choice-card{text-align:left;border:1px solid var(--line);cursor:pointer;min-height:92px;color:var(--ink);background:#fbfcf9;border-radius:14px;padding:16px 42px 16px 66px;position:relative}.choice-card strong,.choice-card small{display:block}.choice-card small{color:var(--muted);margin-top:5px}.choice-card>svg{color:var(--success);position:absolute;top:18px;right:16px}.choice-card.active{border-color:var(--navy);box-shadow:0 0 0 1px var(--navy);background:#fff}.mini-sock{background:var(--navy);border-radius:7px 7px 10px 10px;width:22px;height:42px;position:absolute;top:20px;left:22px}.mini-sock:after{content:"";background:var(--navy);border-radius:10px 3px 10px 10px;width:26px;height:13px;position:absolute;bottom:0;left:-13px}.field-label{margin:14px 0 8px;font-size:12px;font-weight:800;display:block}.upload-zone{width:100%;min-height:150px;color:var(--ink);cursor:pointer;background:#f9faf7;border:1px dashed #aeb8b7;border-radius:15px;flex-direction:column;justify-content:center;align-items:center;gap:8px;display:flex}.upload-zone svg{color:var(--warning)}.upload-zone span{color:var(--muted);font-size:11px}.upload-preview{border:1px solid var(--line);border-radius:12px;align-items:center;gap:10px;margin-top:12px;padding:10px;display:flex}.upload-preview img{object-fit:contain;background:#eee;border-radius:8px;width:48px;height:48px}.upload-preview span{color:var(--muted);font-size:11px}.text-input{width:100%;min-height:52px;color:var(--ink);background:#fff;border:1px solid #bfc8c6;border-radius:12px;padding:0 14px;font-size:16px}.text-input:focus{border-color:var(--navy);outline:3px solid #1733422e}.font-select{width:100%;min-height:52px;color:var(--ink);background:#fff;border:1px solid #bfc8c6;border-radius:12px;padding:0 42px 0 14px;font-size:16px;font-weight:700}.font-select:focus{border-color:var(--navy);outline:3px solid #1733422e}.helper-row{color:var(--muted);justify-content:space-between;margin-top:7px;font-size:11px;display:flex}.preview-panel{background:#e9edf0;min-width:0;position:relative;overflow:hidden}.preview-header{z-index:4;color:#5d686e;letter-spacing:.05em;pointer-events:none;justify-content:space-between;font-size:11px;font-weight:700;display:flex;position:absolute;top:18px;left:20px;right:20px}.preview-header>div{align-items:center;gap:8px;display:flex}.preview-header-actions{pointer-events:auto;align-items:center;gap:8px;display:flex}.sock-lighting-toggle{min-height:42px;box-shadow:var(--shadow-sm);color:var(--ink);cursor:pointer;background:#ffffffe0;border:1px solid #17334224;border-radius:11px;align-items:center;gap:8px;padding:0 13px;font-size:11px;font-weight:800;display:inline-flex}.sock-lighting-toggle input{width:18px;height:18px;accent-color:var(--navy);cursor:pointer;margin:0}.preview-mode-toggle{pointer-events:auto;box-shadow:var(--shadow-sm);background:#ffffffd1;border:1px solid #17334224;border-radius:11px;padding:3px}.preview-mode-toggle button{min-height:34px;color:var(--muted);background:0 0;border:0;border-radius:8px;padding:0 12px;font-size:11px;font-weight:800}.preview-mode-toggle button.active{color:#fff;background:var(--navy)}.live-dot{background:#39a36c;border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #39a36c24}.canvas-wrap{width:100%;height:calc(100dvh - 180px);min-height:600px;position:relative}.flat-pattern-stage{background:#e9edf0;grid-template-columns:repeat(2,minmax(0,1fr));justify-content:center;align-items:center;gap:18px;width:100%;height:100%;padding:74px 18px 92px;display:grid;overflow:hidden auto}.flat-pattern-sheet{background:#fff;border-radius:18px;width:min(440px,100%);padding:16px;box-shadow:0 18px 48px #17334224}.sheet-kind{color:var(--ink);margin:0 0 10px;font-size:13px;font-weight:800}.flat-pattern-label{color:var(--ink);justify-content:space-between;align-items:end;gap:14px;margin-bottom:12px;display:flex}.flat-pattern-label strong{font-size:13px}.flat-pattern-label span{color:var(--muted);text-align:right;font-size:10px}.flat-pattern-sheet canvas{object-fit:contain;background:#f7f8f6;border-radius:10px;width:100%;height:auto;max-height:calc(100dvh - 240px);display:block}.preview-float{z-index:4;width:min(520px,100% - 36px);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:var(--muted);background:#ffffffe0;border:1px solid #ffffffb3;border-radius:14px;align-items:center;gap:10px;padding:12px 14px;font-size:11px;line-height:1.4;display:flex;position:absolute;bottom:22px;left:50%;transform:translate(-50%)}.preview-float svg{color:var(--warning);flex:none}.preview-float strong{color:var(--ink);display:block}.sock-camera-presets{z-index:5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffe6;border:1px solid #17334224;border-radius:999px;width:min(480px,100% - 32px);padding:4px;display:flex;position:absolute;top:auto;bottom:84px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #15242a1f}.sock-camera-presets button{min-width:0;min-height:44px;color:var(--muted);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:999px;flex:1;padding:0 6px;font-size:.74rem;font-weight:800;transition:background .15s,color .15s}.sock-camera-presets button[aria-pressed=true]{background:var(--navy);color:#fff}.sock-light-controls{z-index:6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;border:1px solid #17334224;border-radius:14px;gap:9px;width:220px;padding:12px;display:grid;position:absolute;top:74px;right:20px;box-shadow:0 10px 28px #15242a1f}.sock-light-controls label{color:var(--ink);grid-template-columns:34px 1fr;align-items:center;gap:8px;font-size:11px;font-weight:800;display:grid}.sock-light-controls input{width:100%;accent-color:var(--navy);cursor:ew-resize}.sock-light-controls button{border:1px solid var(--line);min-height:34px;color:var(--ink);cursor:pointer;background:#fff;border-radius:9px;font-size:11px;font-weight:800}.spec-heading{border-bottom:1px solid var(--line);padding-bottom:20px}.validation-card{border-radius:13px;align-items:center;gap:11px;margin:18px 0;padding:14px;display:flex}.validation-card.valid{color:var(--success);background:#eaf6ef}.validation-card.invalid{color:#a52e2e;background:#ffeded}.validation-card div{flex-direction:column;gap:2px;display:flex}.validation-card strong{font-size:13px}.validation-card span{opacity:.78;font-size:11px}.moq-card{color:#5e4b00;background:#fff8d8;border:1px solid #ead98b;border-radius:13px;gap:4px;margin:0 0 14px;padding:15px;display:grid}.moq-card strong{font-size:16px}.moq-card span{font-size:11px;line-height:1.45}.project-field{color:var(--ink);gap:6px;margin:11px 0;font-size:12px;font-weight:800;display:grid}.project-field input{width:100%;min-height:46px;color:var(--ink);background:#fff;border:1px solid #bfc8c6;border-radius:10px;padding:8px 11px;font-size:16px}.server-message{color:#255b48;background:#eef5f2;border-radius:9px;margin:8px 0;padding:10px 12px;font-size:11px;line-height:1.45}.spec-list{margin:0}.spec-list div{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding:12px 0;font-size:12px;display:flex}.spec-list dt{color:var(--muted)}.spec-list dd{text-align:right;margin:0;font-weight:700}.color-stack{padding:17px 0}.color-stack>span{color:var(--muted);margin-bottom:9px;font-size:11px;display:block}.color-stack>div{display:flex}.color-stack i{border:3px solid #fff;border-radius:50%;width:29px;height:29px;margin-right:-5px;box-shadow:0 1px 5px #0000001f}.notice-card{color:#7a5910;background:#fff8df;border-radius:12px;gap:10px;padding:13px;display:flex}.notice-card svg{flex:none}.notice-card p{margin:0;font-size:11px;line-height:1.5}.notice-card strong{margin-bottom:2px;display:block}.export-group{margin-top:18px}.primary-action{background:var(--brand);width:100%;min-height:58px;color:var(--ink);cursor:pointer;border:0;border-radius:14px;justify-content:center;align-items:center;gap:10px;display:flex;box-shadow:0 8px 22px #dfbf203d}.primary-action span{text-align:left;flex-direction:column;display:flex}.primary-action small{opacity:.7;margin-top:2px;font-size:10px}.secondary-actions{grid-template-columns:1fr 1fr;gap:8px;margin-top:8px;display:grid}.secondary-actions button{border:1px solid var(--line);min-height:44px;color:var(--ink);cursor:pointer;background:#fff;border-radius:11px;justify-content:center;align-items:center;gap:6px;font-size:11px;font-weight:700;display:flex}.quote-action{background:var(--navy);color:#fff;cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;width:100%;min-height:48px;margin-top:8px;font-weight:800;display:flex}.mobile-toolbar{display:none}.modal-backdrop{z-index:80;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#0a141885;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.quote-modal{background:#fff;border-radius:20px;width:min(460px,100%);max-height:calc(100dvh - 40px);padding:28px;position:relative;overflow-y:auto;box-shadow:0 30px 90px #07141947}.modal-close{width:44px;height:44px;color:var(--ink);cursor:pointer;background:#f1f3f0;border:0;border-radius:12px;place-items:center;display:grid;position:absolute;top:14px;right:14px}.quote-modal h2{margin:0;font-size:24px}.quote-modal form>p,.quote-success p{color:var(--muted);margin:8px 0 20px;font-size:13px;line-height:1.6}.quote-modal label{color:var(--ink);gap:6px;margin-top:13px;font-size:12px;font-weight:800;display:grid}.quote-modal input,.quote-modal textarea{width:100%;min-height:46px;color:var(--ink);resize:vertical;background:#fff;border:1px solid #bfc8c6;border-radius:10px;padding:10px 12px;font-size:16px}.quote-modal input:focus,.quote-modal textarea:focus{border-color:var(--navy);outline:3px solid #1733422e}.modal-submit,.quote-success button{background:var(--brand);width:100%;min-height:50px;color:var(--ink);cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;margin-top:20px;font-weight:800;display:flex}.quote-success{text-align:center;padding-top:18px}.quote-success>span{width:58px;height:58px;color:var(--success);background:#eaf6ef;border-radius:50%;place-items:center;margin:0 auto 16px;display:grid}.studio-shell button:hover{filter:brightness(.98)}.studio-shell button:focus-visible{outline-offset:2px;outline:3px solid #2458d359}.studio-loading{text-align:center;color:#172126;background:#f5f6f2;align-content:center;place-items:center;gap:10px;min-height:72dvh;padding:24px;display:grid}.studio-loading span{border:4px solid #dfe3df;border-top-color:#f5c51e;border-radius:50%;width:42px;height:42px;animation:.8s linear infinite sock-spin}.studio-loading strong{font-size:18px}.studio-loading p{color:#6d777c;margin:0;font-size:14px}@keyframes sock-spin{to{transform:rotate(360deg)}}@media (max-width:1120px){.studio-grid{grid-template-columns:minmax(300px,350px) 1fr}.spec-panel{border-left:0;border-top:1px solid var(--line);grid-column:1/-1;grid-template-columns:1fr 1fr;gap:18px 30px;display:grid}.spec-heading,.export-group{grid-column:1/-1}.canvas-wrap{height:720px;min-height:0}}@media (max-width:720px){.topbar{height:64px;padding:0 14px}.brand small,.save-state{display:none}.server-save-button{padding:0 10px;font-size:11px}.brand strong{font-size:13px}.brand-mark{width:34px;height:34px}.studio-grid{min-height:calc(100dvh - 64px);padding-bottom:calc(78px + env(safe-area-inset-bottom));flex-direction:column;display:flex}.preview-panel{order:1;height:52dvh;min-height:360px}.canvas-wrap{height:100%;min-height:0}.preview-header{top:12px;left:14px;right:14px}.preview-header>div:first-child{display:none}.preview-header-actions{justify-content:flex-end;width:100%}.sock-lighting-toggle{min-height:44px;padding:0 11px}.preview-mode-toggle button{min-height:38px;padding:0 10px;font-size:10px}.flat-pattern-stage{grid-template-columns:1fr;align-items:start;padding:64px 14px 82px}.flat-pattern-sheet{border-radius:14px;width:min(250px,100%);padding:10px}.flat-pattern-label{display:block}.flat-pattern-label span{text-align:left;margin-top:3px;display:block}.flat-pattern-sheet canvas{max-height:34dvh}.preview-float{padding:10px 12px;bottom:12px}.sock-camera-presets{width:min(380px,100% - 28px);top:auto;bottom:72px}.sock-camera-presets button{min-height:44px;padding:0 4px;font-size:.68rem}.sock-light-controls{display:none}.tool-panel{border:0;border-top:1px solid var(--line);order:2;min-height:330px;padding:20px 16px 28px}.panel-heading,.desktop-tools{display:none}.tool-content{min-height:0}.spec-panel{border:0;border-top:1px solid var(--line);order:3;padding:22px 16px 28px;display:block}.palette-grid{grid-template-columns:repeat(4,1fr)}.palette-grid button>span{width:46px;height:46px}.zone-tabs{z-index:2;background:#fff;padding-bottom:8px;position:sticky;top:0}.mobile-toolbar{z-index:30;height:calc(70px + env(safe-area-inset-bottom));padding:6px 8px env(safe-area-inset-bottom);border-top:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff5;grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 30px #14222814}.mobile-toolbar button{border-radius:10px;min-height:54px}.modal-backdrop{align-items:end;padding:0}.quote-modal{width:100%;max-height:88dvh;padding:26px 18px calc(24px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0}}@media (max-width:360px){.topbar{padding:0 10px}.brand{gap:8px}.brand strong{font-size:12px}.tool-panel,.spec-panel{padding-left:12px;padding-right:12px}.zone-tabs{gap:4px}.zone-tabs button{font-size:11px}.palette-grid button small{font-size:9px}}@media (prefers-reduced-motion:reduce){.studio-shell,.studio-shell *,.studio-shell :before,.studio-shell :after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.artwork-controls{border:1px solid var(--line);background:#f8faf9;border-radius:16px;gap:12px;margin-top:18px;padding:16px;display:grid}.control-heading{justify-content:space-between;align-items:center;gap:10px;display:flex}.control-heading strong{font-size:14px}.control-heading span{color:#19704a;background:#e6f4ec;border-radius:999px;padding:5px 8px;font-size:11px}.side-toggle{grid-template-columns:1fr 1fr;gap:6px;display:grid}.side-toggle button{border:1px solid var(--line);background:#fff;border-radius:10px;min-height:44px;font-weight:700}.side-toggle button.active{background:var(--navy);border-color:var(--navy);color:#fff}.artwork-controls label{color:#47555b;grid-template-columns:1fr auto;gap:6px;font-size:12px;font-weight:700;display:grid}.artwork-controls output{font-variant-numeric:tabular-nums;color:var(--navy)}.artwork-controls input[type=range]{width:100%;accent-color:var(--navy);grid-column:1/-1;min-height:28px}.artwork-controls p{color:#8a6a13;margin:0;padding-top:4px;font-size:11px;line-height:1.5}