:root{--bg: #000000;--white: #ffffff;--input-bg: #2f3136;--border: #40444b;--pink: #e8146e;--gray: #8e8e93}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--white);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-root{min-height:100vh;max-width:480px;margin:0 auto;padding:24px 20px 40px;display:flex;flex-direction:column;gap:20px}.title{font-size:1.6rem;font-weight:800;text-align:center}.search-row{display:flex;align-items:center;gap:8px;background:var(--white);border-radius:12px;padding:12px 16px}.search-row input{flex:1;border:none;outline:none;font-size:1rem;color:#000}.search-row .search-icon{cursor:pointer}.dots-row{display:flex;gap:8px;justify-content:center}.dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--border)}.dot-active{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--pink)}.list{display:flex;flex-direction:column;gap:10px;overflow-y:auto;flex:1}.list-item{display:flex;justify-content:space-between;align-items:center;background:var(--input-bg);border:1px solid var(--border);border-radius:10px;padding:12px 16px;cursor:pointer}.stack{display:flex;flex-direction:column;gap:16px}.field-label{font-size:.85rem;color:var(--gray);margin-bottom:4px;display:block}.text-input,.select-input{width:100%;background:var(--input-bg);border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:var(--white);font-size:1rem;outline:none}.btn{width:100%;border-radius:14px;padding:16px;font-size:1rem;font-weight:700;cursor:pointer;border:1px solid var(--border)}.btn-file{background:var(--input-bg);color:var(--white);text-align:center}.btn-save{background:var(--pink);color:var(--white);border:none}.btn:disabled{opacity:.4;cursor:not-allowed}.row-2{display:flex;gap:12px}.row-2>*{flex:1}.file-input{display:none}.preview-canvas-wrap{border:1px solid var(--border);border-radius:8px;padding:8px;overflow:auto;display:flex;justify-content:center}.preview-canvas-wrap canvas{width:100%;height:auto;display:block}.status-msg{font-size:.85rem;color:#17c3a2;text-align:center}.error-msg{font-size:.85rem;color:#ff4d6d;text-align:center;white-space:pre-line}