:root{--gm-accent: #6366f1;--gm-accent-strong: #4f46e5;--gm-ink: #111827;--gm-muted: #6b7280;--gm-border: #e5e7eb;--gm-bg: #f6f7f9}*{box-sizing:border-box}body{margin:0;background:var(--gm-bg);color:var(--gm-ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans KR,sans-serif;-webkit-font-smoothing:antialiased}.gm-app{min-height:100vh}.gm-app.gm-drag{outline:3px dashed var(--gm-accent);outline-offset:-10px}.gm-header{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff;border-bottom:1px solid var(--gm-border);padding:14px 20px}.gm-header-left{display:flex;align-items:center;gap:12px}.gm-header h1{font-size:1.25rem;font-weight:800;margin:0;letter-spacing:-.02em}.gm-main{max-width:920px;margin:0 auto;padding:28px 20px 56px}.gm-drop{border:2px dashed #cbd2dc;border-radius:18px;background:#fff;padding:56px 24px;text-align:center;transition:border-color .15s,background .15s}.gm-drop:hover{border-color:var(--gm-accent)}.gm-drop__icon{font-size:2.6rem;margin-bottom:.4rem}.gm-drop__title{font-size:1.2rem;font-weight:700;margin:0 0 .35rem}.gm-drop__hint{color:var(--gm-muted);margin:0 0 1.4rem;font-size:.95rem}.gm-btn{appearance:none;border:1px solid var(--gm-border);background:#fff;color:var(--gm-ink);font-weight:600;font-size:.95rem;padding:.6rem 1.1rem;border-radius:10px;cursor:pointer;transition:all .15s ease}.gm-btn:hover{border-color:var(--gm-accent);color:var(--gm-accent)}.gm-btn--primary{background:var(--gm-accent);border-color:var(--gm-accent);color:#fff}.gm-btn--primary:hover{background:var(--gm-accent-strong);border-color:var(--gm-accent-strong);color:#fff}.gm-btn--primary:disabled{opacity:.6;cursor:default}.gm-btn--lg{padding:.8rem 1.6rem;font-size:1.02rem}.gm-editor{display:none}.gm-card{background:#fff;border:1px solid var(--gm-border);border-radius:14px;padding:18px;margin-bottom:18px}.gm-card__head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.gm-card__title{font-size:1.02rem;font-weight:700;margin:0}.gm-count{color:var(--gm-muted);font-size:.9rem}.gm-frames{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}.gm-frame{position:relative;flex:0 0 auto;width:104px;border:1px solid var(--gm-border);border-radius:10px;overflow:hidden;background:#f8fafc}.gm-frame__num{position:absolute;top:5px;left:5px;background:#111827c7;color:#fff;font-size:.72rem;font-weight:700;border-radius:999px;min-width:18px;height:18px;padding:0 5px;display:inline-flex;align-items:center;justify-content:center}.gm-frame__img{display:block;width:104px;height:78px;object-fit:contain;background:#fff}.gm-frame__ctrls{display:flex;border-top:1px solid var(--gm-border)}.gm-fbtn{flex:1;border:none;background:#fff;cursor:pointer;padding:5px 0;font-size:.82rem;color:#374151;transition:background .12s,color .12s}.gm-fbtn+.gm-fbtn{border-left:1px solid var(--gm-border)}.gm-fbtn:hover:not(:disabled){background:#f3f4f6;color:var(--gm-accent)}.gm-fbtn:disabled{opacity:.35;cursor:default}.gm-fbtn--del:hover:not(:disabled){color:#dc2626}.gm-controls{display:grid;grid-template-columns:1fr 1fr;gap:16px 22px}.gm-field{display:flex;flex-direction:column;gap:6px}.gm-field label{font-weight:600;font-size:.92rem}.gm-field__val{color:var(--gm-muted);font-weight:500;font-size:.86rem}.gm-field input[type=range]{width:100%;accent-color:var(--gm-accent)}.gm-field input[type=number]{width:100%;padding:.5rem .6rem;border:1px solid var(--gm-border);border-radius:8px;font-size:.95rem}.gm-field__hint{color:var(--gm-muted);font-size:.82rem}.gm-check{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.92rem;cursor:pointer}.gm-check input{width:17px;height:17px;accent-color:var(--gm-accent)}.gm-preview-wrap{display:flex;justify-content:center}.gm-preview{max-width:100%;max-height:360px;border-radius:10px;border:1px solid var(--gm-border);background:linear-gradient(45deg,#eef0f3 25%,transparent 25%),linear-gradient(-45deg,#eef0f3 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eef0f3 75%),linear-gradient(-45deg,transparent 75%,#eef0f3 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}.gm-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:4px}.gm-status{color:var(--gm-muted);font-size:.9rem}.gm-spacer{flex:1}@media (max-width: 560px){.gm-controls{grid-template-columns:1fr}.gm-main{padding:18px 14px 44px}.gm-drop{padding:40px 16px}}