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h1{color:var(--text-primary);font-size:1.5rem;font-weight:700}.login-card p{color:var(--text-muted);margin-bottom:8px;font-size:.85rem}.user-menu{align-items:center;gap:6px;display:flex}.user-avatar{border:1px solid var(--border-color);object-fit:cover;border-radius:50%;width:28px;height:28px}.modal-overlay{background:var(--bg-overlay);-webkit-backdrop-filter:blur(8px);z-index:300;justify-content:center;align-items:center;padding:24px;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:420px;animation:.3s fadeInUp}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:18px 22px;display:flex}.modal-header h2{align-items:center;gap:8px;font-size:1rem;font-weight:600;display:flex}.modal-header h2 svg{color:var(--accent)}.modal-body{flex-direction:column;gap:12px;padding:18px 22px;display:flex}.modal-notice{color:var(--text-secondary);background:var(--accent-subtle);border-radius:var(--radius-sm);border:1px solid #a855f726;padding:10px 14px;font-size:.82rem;line-height:1.5}.modal-error{color:var(--error);font-size:.78rem}.modal-link{color:var(--accent);align-items:center;gap:5px;font-size:.78rem;text-decoration:none;display:inline-flex}.modal-link:hover{text-decoration:underline}.modal-footer{border-top:1px solid var(--border-color);justify-content:flex-end;padding:14px 22px;display:flex}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media (width<=768px){.studio-layout{flex-direction:column}.sidebar{border-right:none;border-bottom:1px solid var(--glass-border);width:100%;max-height:45vh}.main-area{padding:16px}.suno-grid{grid-template-columns:1fr}.admin-actions{flex-direction:column}.login-card{margin:16px;padding:32px 24px}}.history-overlay{background:var(--bg-overlay);-webkit-backdrop-filter:blur(4px);z-index:200;justify-content:flex-end;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.history-drawer{background:var(--bg-secondary);border-left:1px solid var(--border-color);width:380px;max-width:90vw;box-shadow:var(--shadow-lg);flex-direction:column;animation:.2s slideInRight;display:flex}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}.history-header{border-bottom:1px solid var(--border-color);flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.history-header h2{align-items:center;gap:8px;font-size:.95rem;font-weight:600;display:flex}.history-header h2 svg{color:var(--accent)}.history-list{flex:1;padding:8px;overflow-y:auto}.history-item{border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:8px;padding:10px 12px;transition:background .12s;display:flex}.history-item:hover{background:var(--bg-hover)}.history-item-info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.history-item-topic{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:.82rem;font-weight:500;overflow:hidden}.history-item-meta{color:var(--text-muted);align-items:center;gap:4px;font-size:.7rem;display:flex}.history-delete{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);opacity:0;background:0 0;border:none;flex-shrink:0;padding:4px;transition:all .12s}.history-item:hover .history-delete{opacity:1}.history-delete:hover{color:var(--error);background:#ef44441a}