:root{--primary:#0d9488;--primary-dark:#0f766e;--surface:#ffffff;--surface-muted:#f0fdfa;--border:#e2e8f0;--border-dark:#cbd5e1;--text-main:#0f172a;--text-muted:#64748b;--success:#10b981;--warning:#d97706;--shadow-soft:0 2px 12px rgba(15,23,42,0.04);--stg-display:"Segoe UI",system-ui,sans-serif;}
.stg-workbench{margin-bottom:2rem;}
.stg-card{background:var(--surface);border-radius:1rem;border:1px solid var(--border);box-shadow:var(--shadow-soft);padding:1.25rem;}
@media (min-width:768px){.stg-card{padding:1.5rem 1.75rem;}}
.stg-card .author-meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0.5rem 1rem;padding-bottom:1rem;margin-bottom:1.25rem;border-bottom:1px solid var(--border);font-size:0.875rem;color:var(--text-muted);}
.stg-card .meta-author,.stg-card .meta-updated{margin:0;}
.stg-card .author-link{color:var(--primary);text-decoration:none;}
.stg-card .author-link:hover{text-decoration:underline;}
.stg-toolbar{display:grid;grid-template-columns:1fr;gap:0.85rem;margin-bottom:1rem;}
@media (min-width:576px){.stg-toolbar{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.stg-toolbar{grid-template-columns:repeat(4,1fr);}}
.stg-field{display:flex;flex-direction:column;gap:0.35rem;}
.stg-label{font-weight:600;font-size:0.875rem;color:var(--text-main);}
.stg-input,.stg-select{width:100%;padding:0.65rem 0.9rem;font-size:0.9375rem;color:var(--text-main);background:var(--surface);border:1px solid var(--border);border-radius:0.5rem;}
.stg-select{-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 0.75rem center;padding-right:2.25rem;}
.stg-input:focus,.stg-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(13,148,136,0.15);}
.stg-check{display:flex;align-items:center;gap:0.5rem;font-size:0.875rem;color:var(--text-muted);cursor:pointer;font-weight:400;padding-top:1.35rem;}
@media (max-width:991px){.stg-check{padding-top:0;}}
.stg-check input{width:1.1rem;height:1.1rem;accent-color:var(--primary);}
.stg-action-row{display:flex;flex-wrap:wrap;align-items:center;gap:0.65rem;margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--border);}
.stg-btn{display:inline-flex;align-items:center;justify-content:center;gap:0.45rem;padding:0.7rem 1.35rem;font-size:0.9375rem;font-weight:600;border-radius:0.5rem;cursor:pointer;border:none;transition:transform 0.15s,box-shadow 0.15s;}
.stg-btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;}
.stg-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(13,148,136,0.28);}
.stg-btn-primary:disabled,.stg-btn-primary.loading{opacity:0.85;cursor:wait;}
.stg-btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border);}
.stg-btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.stg-results-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0.5rem;margin-bottom:1rem;}
.stg-results-title{font-size:1.0625rem;font-weight:700;color:var(--text-main);margin:0;}
.stg-results-count{font-size:0.8125rem;font-weight:600;color:var(--text-muted);background:var(--surface-muted);padding:0.25rem 0.65rem;border-radius:9999px;}
.stg-results-body{min-height:220px;}
.stg-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:200px;padding:2rem 1rem;color:var(--text-muted);}
.stg-empty-icon{font-size:2.5rem;opacity:0.35;line-height:1;margin-bottom:0.65rem;color:var(--primary);}
.stg-empty-title{font-size:1rem;font-weight:600;color:var(--text-main);margin:0 0 0.25rem;}
.stg-empty-desc{font-size:0.875rem;margin:0;}
.stg-grid{display:grid;grid-template-columns:1fr;gap:0.75rem;}
@media (min-width:576px){.stg-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.stg-grid{grid-template-columns:repeat(3,1fr);}}
.stg-tile{background:var(--surface-muted);border:1px solid var(--border);border-radius:0.65rem;padding:1rem 1.1rem;display:flex;flex-direction:column;gap:0.55rem;transition:border-color 0.15s;}
.stg-tile:hover{border-color:var(--primary);}
.stg-tile-head{display:flex;align-items:flex-start;justify-content:space-between;gap:0.5rem;}
.stg-tile-num{font-size:0.75rem;font-weight:700;color:var(--primary);flex-shrink:0;}
.stg-tile-tags{display:flex;flex-wrap:wrap;gap:0.3rem;justify-content:flex-end;}
.stg-tag{display:inline-block;padding:0.15rem 0.5rem;border-radius:9999px;font-size:0.6875rem;font-weight:600;text-transform:capitalize;}
.stg-tag-genre{background:#ccfbf1;color:#0f766e;}
.stg-tag-mood{background:#e0e7ff;color:#3730a3;}
.stg-tile-name{font-family:var(--stg-display);font-size:1rem;font-weight:700;line-height:1.35;color:var(--text-main);margin:0;}
.stg-tile-theme{font-size:0.8125rem;color:var(--text-muted);margin:0;}
.stg-tile-artist{font-size:0.8125rem;color:var(--text-muted);margin:0;padding-top:0.35rem;border-top:1px dashed var(--border);}
.stg-tile-artist strong{color:var(--text-main);font-weight:600;}
.stg-tile-copy{margin-top:auto;padding-top:0.5rem;}
.stg-tile-copy-btn{display:inline-flex;align-items:center;gap:0.3rem;padding:0.3rem 0.65rem;font-size:0.75rem;font-weight:600;color:var(--text-muted);background:var(--surface);border:1px solid var(--border);border-radius:0.375rem;cursor:pointer;}
.stg-tile-copy-btn:hover{color:var(--primary);border-color:var(--primary);}
.stg-tile-copy-btn.copied{background:var(--success);border-color:var(--success);color:#fff;}
.stg-loading{text-align:center;padding:2.5rem 1rem;color:var(--text-muted);}
.stg-loading-spinner{width:2rem;height:2rem;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:stg-spin 0.7s linear infinite;margin:0 auto 0.75rem;}
@keyframes stg-spin{to{transform:rotate(360deg);}}
.stg-foot{display:flex;flex-wrap:wrap;gap:0.5rem;margin-top:1.25rem;padding-top:1.25rem;border-top:1px solid var(--border);}
.stg-foot-btn{display:inline-flex;align-items:center;gap:0.4rem;padding:0.55rem 1rem;font-size:0.875rem;font-weight:600;color:var(--text-muted);background:var(--surface);border:1px solid var(--border);border-radius:0.5rem;cursor:pointer;}
.stg-foot-btn:hover{color:var(--primary);border-color:var(--primary);}
.stg-foot-btn.copied{background:var(--success);border-color:var(--success);color:#fff;}
.stg-content{margin-bottom:2rem;margin-top:0.5rem;}
.stg-lead{font-size:1.0625rem;line-height:1.5;color:var(--text-main);font-weight:600;margin:0 0 0.75rem;}
.stg-content-h2{font-size:1.25rem;font-weight:700;color:var(--text-main);margin:1.75rem 0 0.6rem;}
.stg-content p{font-size:1rem;line-height:1.55;color:var(--text-muted);margin:0 0 1rem;}
.stg-content a{color:var(--primary);text-decoration:none;font-weight:600;}
.stg-content a:hover{text-decoration:underline;}
.stg-genre-table{width:100%;border-collapse:collapse;margin:0 0 1.25rem;font-size:0.9375rem;}
.stg-genre-table th,.stg-genre-table td{padding:0.65rem 0.85rem;text-align:left;border:1px solid var(--border);}
.stg-genre-table th{background:var(--surface-muted);font-weight:700;color:var(--text-main);}
.stg-genre-table td{color:var(--text-muted);}
.stg-callout{border-left:4px solid var(--warning);background:#fffbeb;border-radius:0 0.5rem 0.5rem 0;padding:1rem 1.15rem;margin:1.25rem 0;}
.stg-callout-title{font-size:0.9375rem;font-weight:700;color:#92400e;margin:0 0 0.35rem;}
.stg-callout-body{font-size:0.9375rem;color:#78350f;margin:0;line-height:1.5;}
.stg-callout-body a{color:#92400e;}
.stg-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}