/* 双链接二维码生成器 */
.dlqr-grid { display: grid; grid-template-columns: 400px minmax(0, 1fr); gap: 20px; align-items: start; }
.dlqr-panel { background: var(--bg); border: 1px solid var(--rule); border-radius: var(--radius-md); padding: 20px; }
.dlqr-section { margin-bottom: 20px; }
.dlqr-section:last-child { margin-bottom: 0; }
.dlqr-section h3 { display: flex; align-items: center; gap: 6px; font-size: .95rem; margin: 0 0 12px; }
.dlqr-section h3 i { color: var(--accent); }

.dlqr-form-group { margin-bottom: 14px; }
.dlqr-form-group > label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 6px; }
.dlqr-form-group input:not([type="color"]), .dlqr-form-group select { width: 100%; padding: 9px 12px; border: 1px solid var(--rule); border-radius: var(--radius-sm); background: var(--bg); color: var(--ink); font-size: .9rem; box-sizing: border-box; }
.dlqr-form-group input:focus, .dlqr-form-group select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.dlqr-form-group input[type="range"] { width: 100%; accent-color: var(--accent); }

.dlqr-link-row { margin-bottom: 12px; }
.dlqr-link-row > label { color: var(--ink); font-weight: 600; }
.dlqr-link-row .dlqr-url { flex: 1; min-width: 0; }
.dlqr-link-row .dlqr-row-del { flex-shrink: 0; color: var(--danger, #e74c3c); }
.dlqr-link-ops { display: flex; gap: 8px; }
.dlqr-hint { font-size: .78rem; color: var(--muted); margin: 8px 0 0; }
.dlqr-btn-danger { color: var(--danger, #e74c3c); }

.dlqr-color-group { display: flex; gap: 8px; }
.dlqr-color-group input[type="color"] { width: 42px; height: 38px; padding: 2px; border: 1px solid var(--rule); border-radius: var(--radius-sm); background: var(--bg); cursor: pointer; flex-shrink: 0; }
.dlqr-color-group input[type="text"] { flex: 1; min-width: 0; }

.dlqr-preview-box { min-height: 440px; display: flex; align-items: center; justify-content: center; background: var(--bg2); border: 1px dashed var(--rule); border-radius: var(--radius-sm); padding: 20px; }
.dlqr-preview-box canvas { max-width: 100%; max-height: 440px; width: auto; height: auto; }
.dlqr-placeholder { text-align: center; color: var(--muted); }
.dlqr-placeholder i { font-size: 3rem; color: var(--accent); display: block; margin-bottom: 12px; opacity: .7; }

.dlqr-actions { display: flex; gap: 10px; }
.dlqr-actions .btn { flex: 1; justify-content: center; }

.dlqr-tip { margin-top: 16px; display: flex; gap: 8px; padding: 10px 14px; background: var(--accent-soft); border-radius: var(--radius-sm); font-size: .82rem; color: var(--muted); align-items: flex-start; }
.dlqr-tip i { color: var(--accent); margin-top: 2px; flex-shrink: 0; }

@media (max-width: 900px) {
  .dlqr-grid { grid-template-columns: 1fr; }
}