/* ALSOZONE Control — 深墨蓝 + 荧光青 */
:root {
  --ink: #0b1220;
  --ink-2: #0e1628;
  --panel: #121b2e;
  --panel-2: #18243c;
  --panel-3: #1e2c48;
  --line: #243350;
  --line-2: #2e4066;
  --text: #e6edf7;
  --dim: #8598b8;
  --dim-2: #5d6f90;
  --cyan: #38e1c6;
  --cyan-2: #2bb8a2;
  --cyan-glow: rgba(56, 225, 198, .35);
  --amber: #f3b64b;
  --red: #ff5d6c;
  --violet: #8b7cf6;
  --grid: #1c2942;
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  --mono: "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: radial-gradient(1200px 600px at 70% -10%, #13223f 0%, transparent 60%), var(--ink);
  color: var(--text); font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; color: inherit; }
code { font-family: var(--mono); background: var(--panel-2); padding: 1px 6px; border-radius: 4px; color: var(--cyan); }
.mono { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 34px; padding: 0 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-2); background: var(--panel-2); color: var(--text);
  cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, color .15s, box-shadow .15s;
}
.btn:hover:not(:disabled) { border-color: var(--cyan-2); background: var(--panel-3); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--cyan); border-color: var(--cyan); color: #04211c; font-weight: 600; }
.btn.primary:hover:not(:disabled) { background: #5ff0d8; box-shadow: 0 0 18px var(--cyan-glow); }
.btn.danger { border-color: rgba(255, 93, 108, .5); color: #ffb3ba; }
.btn.primary.danger { background: var(--red); border-color: var(--red); color: #fff; }
.btn.sm { height: 28px; padding: 0 10px; font-size: 13px; }
.btn.big { height: 44px; padding: 0 22px; font-size: 15px; }
.btn.icon { width: 34px; padding: 0; font-size: 17px; }
.btn.icon.sm { width: 28px; font-size: 15px; }
.btn.on { border-color: var(--amber); color: var(--amber); }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn-row.center { justify-content: center; }

/* ---------------- 页头 ---------------- */
.app { min-height: 100%; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 16px; height: 58px; padding: 0 20px; white-space: nowrap;
  background: rgba(11, 18, 32, .85); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; letter-spacing: .5px; flex-shrink: 0; }
.brand .logo { width: 30px; height: 30px; color: var(--cyan); filter: drop-shadow(0 0 6px var(--cyan-glow)); }
.brand .logo svg { width: 100%; height: 100%; display: block; }
.brand b, .welcome h1 b { color: var(--cyan); font-weight: 700; }
.hp-wrap { display: flex; align-items: center; gap: 8px; min-width: 0; }
.hp {
  display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 12px; min-width: 0;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm); cursor: pointer;
}
.hp:hover { border-color: var(--line-2); }
.hp-label { color: var(--dim); font-size: 12px; }
.hp-name { font-weight: 600; max-width: 260px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dirty-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.top-right { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.dev-pill { display: flex; align-items: center; gap: 8px; padding: 0 12px; height: 30px; border-radius: 15px; background: var(--panel); border: 1px solid var(--line); color: var(--dim); font-size: 13px; }
.dev-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dim-2); }
.dev-pill.on { color: var(--text); }
.dev-pill.on .dot { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.app.demo .dev-pill.on .dot { background: var(--violet); box-shadow: 0 0 8px var(--violet); }
.app.busy { cursor: progress; }
.lang-seg .seg-btn { padding: 0 9px; }
.sg-pill {
  flex-shrink: 0; display: flex; align-items: center; gap: 8px; height: 30px; padding: 0 12px; border-radius: 15px; cursor: pointer;
  background: rgba(255, 93, 108, .1); border: 1px solid rgba(255, 93, 108, .45); color: var(--text); font: inherit; font-size: 13px;
}
.sg-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 8px var(--red); animation: pulse 1.2s ease-in-out infinite; }
.sg-pill-stop { color: var(--red); font-size: 11px; }
.sg-pill:hover { background: rgba(255, 93, 108, .18); }
@keyframes pulse { 50% { opacity: .35; } }

/* ---------------- 布局 ---------------- */
.body { flex: 1; display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 18px; padding: 18px 20px 28px; max-width: 1560px; width: 100%; margin: 0 auto; }
.app:not(.connected) .body { display: none; }
.main { min-width: 0; }
.tabs { display: flex; gap: 4px; padding: 4px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px; overflow-x: auto; }
.tab { flex: 1 0 auto; height: 36px; padding: 0 16px; border: 0; border-radius: 9px; background: transparent; color: var(--dim); cursor: pointer; font-weight: 500; }
.tab:hover { color: var(--text); }
.tab.on { background: var(--panel-3); color: var(--cyan); box-shadow: inset 0 0 0 1px var(--line-2); }
.view { display: flex; flex-direction: column; gap: 16px; }

/* ---------------- 卡片 ---------------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; min-width: 0; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.card-head h2 { margin: 0; font-size: 15px; font-weight: 600; }
.card-sub { margin: 4px 0 0; color: var(--dim); font-size: 12.5px; }
.card-body { display: flex; flex-direction: column; gap: 12px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.card-grid.two { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); }
.fx-card { transition: opacity .2s; }
.fx-card.off .card-body, .out-card.off .card-body { opacity: .55; }
.fx-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.fx-note { margin: 0; color: var(--dim); font-size: 12.5px; }
.fx-note.warn { color: var(--amber); }
.warn-box { padding: 12px 14px; border-radius: var(--radius-sm); background: rgba(243, 182, 75, .08); border: 1px solid rgba(243, 182, 75, .35); color: #f8d9a0; font-size: 13px; }
.warn-box strong { color: var(--amber); }

/* ---------------- 表单控件 ---------------- */
.num, .text, .select {
  height: 30px; padding: 0 8px; background: var(--ink-2); border: 1px solid var(--line-2); border-radius: 6px; color: var(--text);
}
.num { width: 76px; text-align: right; font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 13px; }
.num.sm { width: 64px; height: 26px; }
.num:disabled, .select:disabled { opacity: .35; }
.num:focus, .text:focus, .select:focus { border-color: var(--cyan); outline: none; box-shadow: 0 0 0 3px rgba(56, 225, 198, .15); }
.num::-webkit-inner-spin-button { opacity: .4; }
.select { padding-right: 24px; cursor: pointer; }
.select.sm { height: 28px; }
.text { width: 100%; height: 36px; padding: 0 10px; }
textarea.text { height: auto; padding: 10px; resize: vertical; line-height: 1.5; font-size: 12.5px; }
.unit { color: var(--dim); font-size: 12px; margin-left: 4px; }

.range { -webkit-appearance: none; appearance: none; width: 100%; height: 22px; background: transparent; cursor: pointer; --p: 50%; }
.range::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: linear-gradient(90deg, var(--cyan) var(--p), var(--line-2) var(--p)); }
.range::-moz-range-track { height: 4px; border-radius: 2px; background: var(--line-2); }
.range::-moz-range-progress { height: 4px; border-radius: 2px; background: var(--cyan); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; margin-top: -6px; border-radius: 50%; background: var(--text); border: 3px solid var(--cyan); box-shadow: 0 0 0 4px rgba(56, 225, 198, .12); transition: box-shadow .15s; }
.range::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: var(--text); border: 3px solid var(--cyan); }
.range:hover::-webkit-slider-thumb { box-shadow: 0 0 0 6px rgba(56, 225, 198, .2); }
.range:disabled { opacity: .35; cursor: default; }
.range.sm { width: 120px; }

.slider-row { display: flex; flex-direction: column; gap: 2px; }
.slider-row.disabled { opacity: .45; }
.sr-head { display: flex; align-items: center; gap: 8px; }
.sr-label { font-size: 13px; color: var(--text); min-width: 64px; }
.sr-hint { color: var(--dim-2); font-size: 12px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sr-val { margin-left: auto; display: flex; align-items: center; }

.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track { position: relative; width: 38px; height: 22px; border-radius: 11px; background: var(--line-2); transition: background .2s; flex: none; }
.switch .thumb { position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--dim); transition: transform .2s, background .2s; }
.switch input:checked + .track { background: rgba(56, 225, 198, .35); }
.switch input:checked + .track .thumb { transform: translateX(16px); background: var(--cyan); box-shadow: 0 0 8px var(--cyan-glow); }
.switch input:focus-visible + .track { outline: 2px solid var(--cyan); outline-offset: 2px; }
.switch.disabled { opacity: .4; cursor: default; }
.sw-label { font-size: 13px; }

.seg { display: inline-flex; padding: 3px; gap: 2px; background: var(--ink-2); border: 1px solid var(--line); border-radius: 9px; }
.seg-btn { height: 28px; padding: 0 12px; border: 0; border-radius: 6px; background: transparent; color: var(--dim); cursor: pointer; white-space: nowrap; font-size: 13px; }
.seg-btn:hover:not(:disabled) { color: var(--text); }
.seg-btn.on { background: var(--panel-3); color: var(--cyan); box-shadow: inset 0 0 0 1px var(--line-2); }
.seg.sm .seg-btn { height: 24px; padding: 0 10px; font-size: 12.5px; }
.seg.pending { opacity: .7; }

.menu { position: relative; }
.menu > summary { list-style: none; }
.menu > summary::-webkit-details-marker { display: none; }
.menu-pop { position: absolute; top: calc(100% + 6px); right: 0; z-index: 30; min-width: 210px; padding: 6px; background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 10px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.menu-item { text-align: left; padding: 8px 10px; border: 0; background: transparent; border-radius: 6px; cursor: pointer; font-size: 13px; }
.menu-item:hover { background: var(--panel-3); }
.menu-item.danger { color: #ffb3ba; }
.menu-pop hr { border: 0; border-top: 1px solid var(--line); margin: 4px 0; width: 100%; }

.badge { display: inline-flex; align-items: center; height: 20px; padding: 0 8px; border-radius: 10px; font-size: 11.5px; background: var(--panel-3); color: var(--dim); border: 1px solid var(--line-2); }
.badge.cyan { color: var(--cyan); border-color: rgba(56, 225, 198, .4); background: rgba(56, 225, 198, .08); }
.badge.amber { color: var(--amber); border-color: rgba(243, 182, 75, .4); background: rgba(243, 182, 75, .08); }

/* ---------------- 侧栏 ---------------- */
.sidebar { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 76px; align-self: start; max-height: calc(100vh - 92px); overflow-y: auto; scrollbar-width: none; }
.sidebar::-webkit-scrollbar { display: none; }
.side-block { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; }
.side-title { display: flex; justify-content: space-between; color: var(--dim); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.side-note { color: var(--dim-2); letter-spacing: 0; }
.vol-block { align-items: stretch; }
.vol-knob { position: relative; width: 170px; height: 170px; margin: 0 auto; border-radius: 50%; outline-offset: 4px; cursor: ns-resize; touch-action: none; user-select: none; }
.vol-arc, .vol-arc svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.vol-arc svg { transform: rotate(135deg); }
.vol-arc circle { fill: none; stroke-width: 7; stroke-linecap: round; }
.vol-arc .arc-bg { stroke: var(--line); stroke-dasharray: 245 999; }
.vol-arc .arc-fg { stroke: var(--cyan); filter: drop-shadow(0 0 5px var(--cyan-glow)); transition: stroke-dasharray .12s; }
.vol-knob.muted .arc-fg { stroke: var(--dim-2); filter: none; }
.vol-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.vol-num { font: 600 40px/1 var(--mono); letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.vol-knob.muted .vol-num { color: var(--dim); }
.vol-unit { color: var(--dim); font-size: 13px; margin-top: 4px; }
.vol-row { display: flex; align-items: center; gap: 8px; }
.mute-btn.on { background: rgba(243, 182, 75, .12); }
.src-seg { display: flex; }
.src-seg .seg-btn { flex: 1; height: 34px; font-size: 14px; }
.src-status { color: var(--dim); font-size: 12.5px; text-align: center; }
.src-status.warn { color: var(--amber); }

.meter { display: flex; flex-direction: column; gap: 3px; }
.m-head { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.m-label { color: var(--dim); width: 46px; }
.m-val { margin-left: auto; font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--dim); }
.m-clip { height: 16px; padding: 0 5px; font-size: 9.5px; font-weight: 700; letter-spacing: .5px; border-radius: 3px; border: 1px solid var(--line-2); background: transparent; color: var(--dim-2); cursor: pointer; }
.m-clip.on { background: var(--red); border-color: var(--red); color: #fff; box-shadow: 0 0 8px rgba(255, 93, 108, .6); }
.m-bar { position: relative; height: 8px; border-radius: 4px; background: var(--ink-2); overflow: hidden; border: 1px solid var(--line); }
.m-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: linear-gradient(90deg, #1f8f7d, var(--cyan) 75%, var(--amber) 92%, var(--red)); background-size: 250px 100%; transition: width 60ms linear; }
.m-peak { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--text); opacity: 0; }
.m-scale { position: relative; height: 14px; font-size: 10px; color: var(--dim-2); font-family: var(--mono); }
.m-scale span { position: absolute; transform: translateX(-50%); }
.m-scale span:first-child { transform: none; }
.m-scale span:last-child { transform: translateX(-100%); }
.cpu { color: var(--dim-2); font-size: 11.5px; font-family: var(--mono); }

/* ---------------- EQ ---------------- */
.eq-toolbar { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; padding: 10px 14px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.tb-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tb-right { margin-left: auto; }
.tb-label { color: var(--dim); font-size: 13px; }
.headroom { font-size: 12.5px; color: var(--dim); }
.headroom.warn { color: var(--amber); }

.eq-graph { position: relative; height: clamp(300px, 44vh, 480px); background: linear-gradient(180deg, #0d1628, #0a1120); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.eq-svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; user-select: none; }
.eq-svg:focus { outline: none; }
.eq-graph:focus-within { border-color: var(--line-2); }
.eq-graph.bypassed .total-curve, .eq-graph.bypassed .total-fill, .eq-graph.bypassed .bands { opacity: .25; }
.eq-graph.dragging { cursor: grabbing; }
.eq-badge { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); padding: 4px 12px; border-radius: 12px; background: rgba(243, 182, 75, .15); border: 1px solid rgba(243, 182, 75, .5); color: var(--amber); font-size: 12px; display: none; }
.eq-graph.bypassed .eq-badge { display: block; }
.grid .gl { stroke: var(--grid); stroke-width: 1; }
.grid .gl.major { stroke: #22324f; }
.grid .gl.zero { stroke: #3a4f78; stroke-width: 1.2; }
.grid .gt { fill: var(--dim-2); font: 10.5px var(--mono); }
.band-fill { fill-opacity: .06; stroke-opacity: .35; stroke-width: 1; }
.band-fill.sel { fill-opacity: .16; stroke-opacity: .9; }
.total-curve { fill: none; stroke: var(--cyan); stroke-width: 2.6; stroke-linejoin: round; }
.total-fill { stroke: none; }
.other-curve { fill: none; stroke: var(--violet); stroke-width: 1.6; stroke-dasharray: 5 4; opacity: .8; }
.handle { cursor: grab; }
.handle .hit { fill: transparent; }
.handle .ring { stroke-width: 2.5; fill-opacity: .9; transition: r .12s; }
.handle .hl { fill: #04211c; font: 700 10.5px var(--mono); text-anchor: middle; pointer-events: none; }
.handle.byp .hl { fill: var(--dim); }
.handle.sel .ring { r: 12; stroke: #fff; filter: drop-shadow(0 0 6px rgba(255, 255, 255, .5)); }
.handle:hover .ring { r: 12; }
.hover-line { stroke: var(--dim-2); stroke-dasharray: 3 3; }
.hover-dot { fill: var(--cyan); }
.hover-text { fill: var(--text); font: 11.5px var(--mono); }
.eq-tip { position: absolute; transform: translateX(-50%); padding: 3px 10px; border-radius: 6px; background: rgba(18, 27, 46, .95); border: 1px solid var(--cyan); font: 12px var(--mono); white-space: nowrap; pointer-events: none; opacity: 0; transition: opacity .15s; }
.eq-help { margin: -6px 2px 0; color: var(--dim-2); font-size: 12px; }

/* ---- 简易 EQ / 音效风格 ---- */
.eq-view.simple .eq-graph { height: clamp(220px, 30vh, 340px); }
.simple-panel { display: flex; flex-direction: column; gap: 14px; padding: 14px 18px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.simple-body { display: flex; flex-direction: column; gap: 14px; }
.simple-notice .btn-row { margin-top: 10px; }
.style-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.style-btns { display: flex; flex-wrap: wrap; gap: 6px; }
.style-btn { height: 30px; padding: 0 14px; border-radius: 15px; border: 1px solid var(--line-2); background: var(--panel-2); color: var(--dim); cursor: pointer; font-size: 13px; }
.style-btn:hover { color: var(--text); border-color: var(--cyan-2); }
.style-btn.on { background: rgba(56, 225, 198, .12); color: var(--cyan); border-color: var(--cyan); }
.style-cur { color: var(--dim-2); font-size: 12.5px; }
.sl-box { display: grid; grid-template-columns: 34px repeat(10, minmax(36px, 1fr)); gap: 4px; padding: 4px 0; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.sl-scale { display: flex; flex-direction: column; justify-content: space-between; align-items: flex-end; padding: 30px 0 32px; font: 11px var(--mono); color: var(--dim-2); }
.sl-col { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 6px 0; }
.sl-val { height: 16px; font: 12px var(--mono); color: var(--dim); }
.sl-col.nz .sl-val { color: var(--cyan); }
.sl-track { position: relative; display: flex; justify-content: center; height: 190px; }
.sl-track::before { content: ''; position: absolute; left: 22%; right: 22%; top: 50%; border-top: 1px dashed var(--line-2); pointer-events: none; }
.range.vert { writing-mode: vertical-lr; direction: rtl; width: 22px; height: 100%; }
.range.vert::-webkit-slider-runnable-track { width: 4px; height: 100%; background: var(--line-2); }
.range.vert::-webkit-slider-thumb { margin-top: 0; margin-left: -6px; }
.sl-freq { font-size: 12px; color: var(--dim); }
.simple-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

.band-table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }
.band-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.band-table th { white-space: nowrap; text-align: left; font-weight: 500; color: var(--dim); font-size: 12px; padding: 10px 10px 8px; border-bottom: 1px solid var(--line); }
.band-table td { padding: 5px 8px; border-bottom: 1px solid rgba(36, 51, 80, .5); }
.band-table tr:last-child td { border-bottom: 0; }
.band-table tbody tr { transition: background .12s; }
.band-table tbody tr:hover { background: rgba(30, 44, 72, .4); }
.band-table tbody tr.sel { background: rgba(56, 225, 198, .07); box-shadow: inset 3px 0 0 var(--cyan); }
.band-table tr.flat .band-num { opacity: .3; }
.band-table tr.byp .band-num { opacity: .5; }
.band-num { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; color: #04211c; font: 700 11px var(--mono); }
.band-table .select { min-width: 118px; }
.band-table .num { width: 70px; }
.band-table .cell { display: flex; align-items: center; gap: 4px; }
.band-table .num.qp { width: 62px; }
.band-table input[type=checkbox] { accent-color: var(--cyan); width: 16px; height: 16px; }

/* ---------------- 输出 / 矩阵 ---------------- */
.matrix { display: grid; grid-template-columns: 110px repeat(2, minmax(160px, 1fr)); gap: 8px; align-items: stretch; }
.mx-corner { color: var(--dim-2); font-size: 11.5px; display: flex; align-items: end; }
.mx-col, .mx-row { color: var(--dim); font-size: 13px; display: flex; align-items: center; }
.mx-col { justify-content: center; }
.mx-cell { display: flex; flex-direction: column; gap: 8px; padding: 10px; border-radius: 10px; background: var(--ink-2); border: 1px solid var(--line); transition: border-color .15s, background .15s; }
.mx-cell.on { border-color: rgba(56, 225, 198, .5); background: rgba(56, 225, 198, .05); }
.mx-on { height: 30px; border-radius: 6px; border: 1px dashed var(--line-2); background: transparent; color: var(--dim); cursor: pointer; }
.mx-cell.on .mx-on { border: 1px solid var(--cyan); color: var(--cyan); background: rgba(56, 225, 198, .1); }
.mx-ctrl { display: flex; align-items: center; gap: 4px; justify-content: center; }
.mx-inv { width: 28px; height: 26px; margin-left: 8px; border-radius: 6px; border: 1px solid var(--line-2); background: transparent; color: var(--dim); cursor: pointer; font-weight: 700; }
.mx-inv.on { border-color: var(--amber); color: var(--amber); background: rgba(243, 182, 75, .1); }
.mx-inv:disabled { opacity: .3; }
.mx-presets { display: flex; gap: 6px; flex-wrap: wrap; }
.mx-presets .btn.on { border-color: var(--cyan); color: var(--cyan); }

/* ---------------- 预设 ---------------- */
.ps-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.ps-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.ps-cur-label { color: var(--dim); font-size: 12px; }
.ps-cur { font-size: 18px; font-weight: 600; }
.preset-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(420px, 1fr)); gap: 8px; }
.ps-row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; background: var(--ink-2); border: 1px solid var(--line); }
.ps-row.active { border-color: rgba(56, 225, 198, .55); background: rgba(56, 225, 198, .05); }
.ps-row.empty .ps-name { color: var(--dim-2); font-style: italic; }
.ps-num { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; background: var(--panel-3); font: 700 13px var(--mono); color: var(--dim); flex: none; }
.ps-row.active .ps-num { background: var(--cyan); color: #04211c; }
.ps-main { flex: 1; min-width: 0; }
.ps-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ps-badges { display: flex; gap: 6px; margin-top: 2px; }
.ps-badges:empty { display: none; }
.ps-actions { display: flex; gap: 6px; align-items: center; }

/* ---------------- 测试信号 ---------------- */
.sg-params, .sg-timing { display: flex; flex-direction: column; gap: 12px; }
.sg-actions { margin-top: 6px; }
.sg-status { font-size: 13px; color: var(--dim); }
.sg-status.live { color: var(--cyan); animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .55; } }

/* ---------------- 设备 ---------------- */
.kv-grid { display: grid; grid-template-columns: 1fr; gap: 6px; }
.kv { display: flex; gap: 12px; padding: 6px 0; border-bottom: 1px dashed rgba(36, 51, 80, .7); }
.kv:last-child { border-bottom: 0; }
.kv .k { color: var(--dim); width: 84px; flex: none; }
.kv .v { font-variant-numeric: tabular-nums; word-break: break-all; }
.kv { align-items: center; }
.kv .kv-act { margin-left: auto; }
.kv .v.tap { user-select: none; -webkit-user-select: none; }
.kv .v.small { font-size: 11.5px; color: var(--dim); }
.dev-view .diag { display: flex; flex-direction: column; gap: inherit; }
.log { height: 260px; overflow: auto; padding: 10px 12px; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-sm); font-size: 12px; line-height: 1.6; color: var(--dim); }
.log-line.err { color: #ff9aa4; }
.log-line.warn { color: var(--amber); }
.demo-panel { padding: 10px 12px; border-radius: var(--radius-sm); background: rgba(139, 124, 246, .08); border: 1px solid rgba(139, 124, 246, .3); }

/* ---------------- 欢迎页 ---------------- */
.welcome { flex: 1; display: grid; place-items: center; padding: 40px 20px; }
.welcome-card { max-width: 720px; text-align: center; display: flex; flex-direction: column; gap: 18px; align-items: center; }
.welcome-logo { width: 84px; height: 84px; color: var(--cyan); filter: drop-shadow(0 0 18px var(--cyan-glow)); }
.welcome-logo svg { width: 100%; height: 100%; }
.welcome h1 { margin: 0; font-size: 40px; letter-spacing: 1px; }
.lead { margin: 0; color: var(--dim); font-size: 15px; line-height: 1.7; }
.welcome .slogan { margin: -10px 0 0; color: var(--cyan); font-size: 14px; letter-spacing: 2px; opacity: .85; }
.welcome-info { display: grid; grid-template-columns: 1fr 1.35fr; gap: 14px; width: 100%; margin-top: 8px; text-align: left; }
.welcome-info section { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; }
.welcome-info h2 { margin: 0 0 8px; font-size: 13px; font-weight: 600; color: var(--text); letter-spacing: .5px; }
.welcome-info ol, .welcome-info ul { margin: 0; padding-left: 20px; color: var(--dim); font-size: 13px; line-height: 1.8; }
.welcome-info ol li::marker { color: var(--cyan); font-weight: 700; }
.welcome-foot { color: var(--dim); font-size: 12px; line-height: 1.7; opacity: .8; }
.welcome-foot p { margin: 0; }
a.link { color: var(--cyan); text-decoration: none; }
a.link:hover { text-decoration: underline; }
@media (max-width: 720px) { .welcome-info { grid-template-columns: 1fr; } }

/* ---------------- 提示条 / 对话框 ---------------- */
.toasts { position: fixed; right: 20px; bottom: 20px; z-index: 100; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.toast { max-width: 420px; padding: 10px 14px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--line-2); box-shadow: var(--shadow); font-size: 13px; opacity: 0; transform: translateY(8px); transition: opacity .25s, transform .25s; }
.toast.show { opacity: 1; transform: none; }
.toast.ok { border-color: rgba(56, 225, 198, .6); }
.toast.warn { border-color: rgba(243, 182, 75, .6); }
.toast.error { border-color: rgba(255, 93, 108, .7); color: #ffd0d4; }
.dlg { width: min(560px, calc(100vw - 32px)); padding: 20px 22px; background: var(--panel); color: var(--text); border: 1px solid var(--line-2); border-radius: 14px; box-shadow: var(--shadow); }
.dlg::backdrop { background: rgba(4, 8, 16, .65); backdrop-filter: blur(3px); }
.dlg h3 { margin: 0 0 12px; font-size: 16px; }
.dlg-body { color: var(--dim); margin-bottom: 8px; line-height: 1.6; }
.dlg-label { display: block; color: var(--dim); font-size: 12.5px; margin-bottom: 6px; }
.dlg-note { color: var(--dim); font-size: 12.5px; margin: 0 0 10px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dlg .hint { color: var(--amber); font-size: 12px; min-height: 18px; margin-top: 4px; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* ---------------- 响应式 ---------------- */
/* ---------------- 固件升级 ---------------- */
.tab.has-update { position: relative; }
.tab.has-update::after { content: ''; position: absolute; top: 7px; right: 7px; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 6px var(--amber); }
.kv .v.fw-new { color: var(--amber); }
.fw-notes { white-space: pre-line; margin: 8px 0 10px; }
.card-body > .btn-row + .fx-note { margin-top: 10px; }
.fw-wiz { display: flex; flex-direction: column; gap: 12px; }
.fw-wiz .kv .k { width: 72px; }
.fw-warn div + div { margin-top: 4px; }
.fw-steps { margin: 0; padding-left: 0; list-style: none; counter-reset: s; display: flex; flex-direction: column; gap: 10px; }
.fw-steps li { counter-increment: s; position: relative; padding-left: 34px; color: var(--dim); line-height: 1.55; min-height: 24px; }
.fw-steps li::before { content: counter(s); position: absolute; left: 0; top: -1px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; border: 1px solid var(--line-2); background: var(--panel-2); color: var(--dim); }
.fw-steps li.now { color: var(--text); }
.fw-steps li.now::before { border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 8px var(--cyan-glow); }
.fw-steps li.done::before { content: '✓'; border-color: var(--cyan-2); background: var(--cyan-2); color: var(--ink); }
.fw-steps code { word-break: break-all; }
.fw-waiting { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--panel-2); color: var(--dim); font-size: 13px; }
.spinner { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--line-2); border-top-color: var(--cyan); animation: spin .9s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }
.fw-help summary { cursor: pointer; color: var(--cyan); font-size: 13px; }
.fw-help ol { margin: 8px 0; padding-left: 20px; color: var(--dim); font-size: 13px; line-height: 1.7; }
.fw-result { padding: 14px 16px; border-radius: var(--radius-sm); border: 1px solid var(--line-2); background: var(--panel-2); }
.fw-result.ok { border-color: rgba(56, 225, 198, .45); }
.fw-result.warn { border-color: rgba(243, 182, 75, .45); }
.fw-result-title { font-weight: 600; margin-bottom: 6px; }
.fw-result.ok .fw-result-title { color: var(--cyan); }
.fw-result.warn .fw-result-title { color: var(--amber); }
.dlg-actions { flex-wrap: wrap; }

@media (max-width: 1180px) {
  .hp-label { display: none; }
}
@media (max-width: 1000px) {
  .dev-pill .dev-name, .sg-pill-text { display: none; }
  .body { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); position: static; max-height: none; }
  .vol-knob { width: 140px; height: 140px; }
  .vol-num { font-size: 32px; }
  .preset-list { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .topbar { flex-wrap: wrap; height: auto; padding: 10px 14px; gap: 10px; }
  .hp-wrap { order: 3; width: 100%; }
  .body { padding: 12px; }
  .card-grid, .card-grid.two { grid-template-columns: 1fr; }
  .tb-right { margin-left: 0; }
  .matrix { grid-template-columns: 70px repeat(2, 1fr); }
  .ps-row { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}