.dsa-mode-field{margin-bottom:10px}.dsa-mode-field>label{margin-bottom:6px;display:block}.dsa-mode.segmented{display:flex}.dsa-mode-btn{height:var(--control-h);border:1px solid var(--border);background:var(--bg-surface);color:var(--text-dim);font-size:var(--control-fs);cursor:pointer;white-space:nowrap;border-radius:0;padding:0 .95rem;font-weight:500;transition:background .12s,color .12s,border-color .12s}.dsa-mode-btn:first-child{border-radius:var(--radius) 0 0 var(--radius)}.dsa-mode-btn:last-child{border-radius:0 var(--radius) var(--radius) 0;margin-left:-1px}.dsa-mode-btn.active{z-index:1;border-color:var(--accent);background:var(--accent);color:#fff;position:relative}.dsa-mode-btn:hover:not(.active){z-index:1;border-color:color-mix(in srgb, var(--accent) 55%, var(--border));color:var(--accent);position:relative}.dsa-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px;margin-bottom:12px;display:grid}.dsa-grid label{gap:6px;display:grid}.dsa-grid select,.dsa-grid input{min-width:0}.dsa-visual{border:1px solid var(--border);background:var(--bg-card);border-radius:8px;margin:12px 0;padding:12px}.dsa-visual-head{justify-content:space-between;align-items:start;gap:12px;margin-bottom:12px;display:flex}.dsa-visual-head strong,.dsa-visual-head span{display:block}.dsa-visual-head span{color:var(--text-dim);margin-top:2px;font-size:.86rem}.dsa-shift-value{white-space:nowrap;color:var(--text-dim);font-size:.9rem}.dsa-spectrum{background:var(--spectrum);border-radius:7px;height:96px;position:relative;overflow:hidden;box-shadow:inset 0 16px 24px #00000038,inset 0 -16px 24px #00000047}.dsa-spectrum:after{content:"";border-radius:inherit;pointer-events:none;border:1px solid #ffffff38;position:absolute;inset:0}.dsa-marker{border-left:3px solid #fff;width:0;position:absolute;top:0;bottom:0;transform:translate(-1px)}.dsa-marker.rest{border-color:#a5b4fc}.dsa-marker.obs{border-color:#fbbf24}.dsa-marker span{color:#fff;white-space:nowrap;background:#0f172ac7;border-radius:5px;min-width:96px;padding:3px 5px;font-size:.76rem;line-height:1.2;position:absolute;top:8px}.dsa-marker.rest span{left:6px}.dsa-marker.obs span{text-align:right;right:6px}.dsa-shift-arrow{background:#ffffffbf;height:3px;position:absolute;top:67px}.dsa-shift-arrow:after{content:"";border-top:5px solid #0000;border-bottom:5px solid #0000;border-left:8px solid #fffc;position:absolute;top:-4px;right:-1px}.dsa-shift-arrow.blueshift:after{border-left:0;border-right:8px solid #fffc;left:-1px;right:auto}.dsa-axis{color:var(--text-dim);justify-content:space-between;gap:8px;margin-top:6px;font-size:.8rem;display:flex}.dsa-summary{grid-template-columns:repeat(auto-fit,minmax(145px,1fr));align-items:stretch;gap:10px;margin-bottom:12px;display:grid}.dsa-summary>div:not(.dsa-badge){border-left:1px solid var(--border);padding-left:10px}.dsa-summary span{color:var(--text-dim);font-size:.78rem;display:block}.dsa-summary strong{margin-top:3px;display:block}.dsa-badge{text-align:center;border-radius:7px;place-items:center;min-height:52px;padding:8px;font-weight:700;display:grid}.dsa-badge.redshift{background:color-mix(in srgb, #dc2626 18%, var(--bg-card));color:#dc2626}.dsa-badge.blueshift{background:color-mix(in srgb, #2563eb 18%, var(--bg-card));color:#2563eb}.dsa-badge.static{background:color-mix(in srgb, var(--accent) 12%, var(--bg-card));color:var(--text)}.dsa-table-box{overflow-x:auto}.dsa-formula-table{border-collapse:collapse;width:100%;font-size:.9rem}.dsa-formula-table th,.dsa-formula-table td{border-top:1px solid var(--border);text-align:left;vertical-align:top;padding:7px 8px}.dsa-formula-table .katex{font-size:.98em}.dsa-related{margin:10px 0 12px}.dsa-related a{color:var(--accent);text-decoration:none}.dsa-related a:hover{text-decoration:underline}@media (width<=640px){.dsa-visual-head{display:block}.dsa-shift-value{margin-top:6px}.dsa-marker span{min-width:74px;font-size:.68rem}}