*,::after,::before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#1a1a2e;--surface:#16213e;--surface2:#0f3460;--accent:#e94560;--text:#eee;--text-dim:#aaa;--border:#2a2a4a;--danger:#c0392b}body{background:var(--bg);color:var(--text);font-family:'Segoe UI',system-ui,sans-serif;height:100vh;overflow:hidden}#app{display:grid;grid-template-rows:auto 1fr;grid-template-columns:220px 1fr;height:100vh}header{grid-column:1/-1;background:var(--surface);border-bottom:1px solid var(--border);padding:10px 20px;display:flex;align-items:center;gap:12px}#btn-shortcuts{margin-left:auto;width:26px;height:26px;padding:0;border-radius:50%;font-size:.85rem;font-weight:700;border-color:var(--text-dim);background:0 0;color:var(--text-dim);line-height:1}#btn-shortcuts:hover{background:var(--accent);border-color:var(--accent);color:#fff}#panel-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:100;backdrop-filter:blur(2px)}#panel-overlay[hidden]{display:none}#panel-modal{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px 28px;width:min(640px,95vw);box-shadow:0 20px 60px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:20px}#panel-modal h2{font-size:.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--accent)}#panel-sections{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.panel-section{display:flex;flex-direction:column;gap:8px;padding-top:4px;border-top:1px solid var(--border)}.panel-section .section-title{margin-bottom:2px}.panel-section button,.panel-section input[type=text]{width:100%}#btn-open-panel{width:100%;font-size:.72rem;color:var(--text-dim);background:0 0;border-color:var(--border);letter-spacing:.5px}#btn-open-panel:hover{color:var(--text);background:var(--surface2);border-color:var(--accent)}#share-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:100;backdrop-filter:blur(2px)}#share-overlay[hidden]{display:none}#share-modal{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px 28px;width:min(520px,90vw);box-shadow:0 20px 60px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:12px}#share-modal h2{font-size:.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--accent)}.share-desc{font-size:.8rem;color:var(--text-dim)}#share-url{width:100%;background:var(--bg);border:1px solid var(--border);color:var(--text);padding:7px 10px;border-radius:4px;font-size:.75rem;font-family:monospace}#share-url:focus{outline:0;border-color:var(--accent)}#btn-copy-share,#btn-share{width:100%}#shortcuts-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:100;backdrop-filter:blur(2px)}#shortcuts-overlay[hidden]{display:none}#shortcuts-modal{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px 28px;min-width:340px;box-shadow:0 20px 60px rgba(0,0,0,.5)}#shortcuts-modal h2{font-size:.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--accent);margin-bottom:16px}#shortcuts-modal table{width:100%;border-collapse:collapse}#shortcuts-modal th{text-align:left;font-size:.6rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-dim);padding:10px 0 4px;border-bottom:1px solid var(--border)}#shortcuts-modal td{padding:5px 0;font-size:.82rem;color:var(--text);vertical-align:middle}#shortcuts-modal td:first-child{width:50%;padding-right:12px}kbd{display:inline-block;background:var(--bg);border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;padding:1px 6px;font-family:inherit;font-size:.75rem;color:var(--text);white-space:nowrap}.shortcuts-hint{margin-top:16px;font-size:.7rem;color:var(--text-dim);text-align:center}header h1{font-size:1.2rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--accent)}#header-sep{color:var(--border);font-size:1rem}#header-project-name{font-size:.95rem;color:var(--text-dim);font-weight:400;letter-spacing:.5px;font-style:italic}#toolbar{background:var(--surface);border-right:1px solid var(--border);overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:16px}.tool-section{display:flex;flex-direction:column;gap:8px}.section-title{font-size:.65rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-dim);font-weight:600}.subsection-title{font-size:.6rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim)}.grid-inputs{display:flex;align-items:center;gap:6px}.separator{color:var(--text-dim);font-size:.9rem}.input-group{display:flex;align-items:center;gap:4px}.input-group label{font-size:.7rem;color:var(--text-dim);min-width:14px}input[type=number]{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:4px 6px;border-radius:4px;font-size:.85rem;width:56px}input[type=number]:focus{outline:0;border-color:var(--accent)}button{cursor:pointer;border:1px solid var(--border);border-radius:4px;font-size:.8rem;padding:6px 10px;background:var(--surface2);color:var(--text);transition:background .15s,border-color .15s}button:hover{background:var(--accent);border-color:var(--accent)}.btn-danger{background:0 0;border-color:var(--danger);color:var(--danger)}.btn-danger:hover{background:var(--danger);color:#fff}.btn-toggle{font-size:.75rem;color:var(--text-dim);background:0 0}.btn-toggle.active{color:var(--text);background:var(--surface2)}.tool-buttons{display:flex;gap:6px;flex-wrap:wrap}.tool-btn{font-size:1rem;width:38px;height:38px;padding:0;display:flex;align-items:center;justify-content:center;border-radius:6px}.tool-btn.active{background:var(--accent);border-color:var(--accent)}input[type=color]{width:100%;height:40px;border:1px solid var(--border);border-radius:4px;cursor:pointer;background:0 0;padding:2px}input[type=color]::-webkit-color-swatch-wrapper{padding:2px}input[type=color]::-webkit-color-swatch{border:none;border-radius:3px}#palette{display:grid;grid-template-columns:repeat(8,1fr);gap:3px}.swatch{width:100%;aspect-ratio:1;border-radius:3px;cursor:pointer;border:1px solid transparent;transition:transform .1s,border-color .1s}.swatch:hover{transform:scale(1.15);border-color:#fff}.swatch.selected{border-color:#fff;transform:scale(1.1);box-shadow:0 0 0 1px var(--accent)}#color-history{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px}#color-history .swatch{width:18px;height:18px}.undo-redo-row{display:grid;grid-template-columns:1fr 1fr;gap:6px}.undo-redo-row button{font-size:.75rem;padding:5px 4px;text-align:center}button:disabled{opacity:.35;cursor:not-allowed;pointer-events:none}#project-name{width:100%;background:var(--bg);border:1px solid var(--border);color:var(--text);padding:5px 8px;border-radius:4px;font-size:.82rem}#project-name:focus{outline:0;border-color:var(--accent)}#project-name::placeholder{color:var(--text-dim);font-style:italic}#support-link{display:block;margin-top:auto;padding:8px 6px;text-align:center;font-size:.7rem;color:var(--text-dim);text-decoration:none;border-top:1px solid var(--border);opacity:.5;transition:opacity .2s,color .2s}#support-link:hover{opacity:1;color:#e74c3c}#canvas-area{overflow:auto;display:flex;align-items:flex-start;justify-content:flex-start;padding:20px;background:var(--bg);cursor:crosshair}#canvas-wrapper{position:relative;display:inline-block}#canvas-lock{position:absolute;inset:0;background:rgba(10,10,20,.75);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;border-radius:2px}#canvas-lock[hidden]{display:none}#canvas-lock-box{text-align:center;color:var(--text)}#canvas-lock-icon{font-size:2rem;display:block;margin-bottom:8px}#canvas-lock-box p{font-size:.9rem;font-weight:600}.canvas-lock-sub{font-size:.72rem!important;font-weight:400!important;color:var(--text-dim);margin-top:4px}#pixel-canvas{display:block;image-rendering:pixelated;image-rendering:crisp-edges;box-shadow:0 0 0 1px var(--border),0 8px 32px rgba(0,0,0,.5)}