/* MOMO6 Engine site · interactive simulator */
.sim{padding-top:var(--s-10);scroll-margin-top:calc(var(--nav-h) + var(--mnav-h))}
.sim-box{display:grid;grid-template-columns:minmax(0,370px) minmax(0,1fr);border:1px solid var(--line);border-radius:var(--r-xl);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012))}
.sim-in{min-width:0;padding:var(--s-6);border-right:1px solid var(--line)}
.sim-in-sticky{position:sticky;top:calc(var(--nav-h) + var(--mnav-h) + var(--s-4));display:flex;flex-direction:column;gap:var(--s-5)}
.sim-out{min-width:0;padding:var(--s-6);display:flex;flex-direction:column;gap:var(--s-4)}
.fld{display:flex;flex-direction:column;gap:10px}
.fld .lb{font-size:var(--fs-sm);font-weight:600;color:var(--ink-2)}

/* presets */
.sim-presets{display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:var(--r-pill);background:rgba(255,255,255,.03)}
.sim-btn{flex:1;min-height:40px;padding:0 14px;border:0;border-radius:var(--r-pill);background:transparent;color:var(--muted);font:inherit;font-size:var(--fs-sm);font-weight:600;cursor:pointer;transition:background var(--dur) var(--ease),color var(--dur-fast)}
.sim-btn:hover{color:var(--ink)}
#sim-alloff[aria-pressed="true"]{background:var(--coral);color:var(--on-accent)}
#sim-allon[aria-pressed="true"]{background:var(--lime);color:var(--on-accent)}

/* ring dials */
.knobs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-3)}
.kn{display:flex;flex-direction:column;align-items:center;gap:var(--s-3);padding:18px 12px 16px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(255,255,255,.025)}
.kn .kl{font-size:var(--fs-sm);font-weight:600;color:var(--ink-2)}
.kn .dial{position:relative;display:grid;place-items:center;width:112px;height:112px;border-radius:50%;cursor:grab;touch-action:none;transition:--p .25s var(--ease),transform .3s var(--ease)}
.kn .dial.drag{cursor:grabbing;transform:scale(.97);transition:--p .08s linear,transform .3s var(--ease)}
.kn .dial::before{content:"";position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from -135deg,var(--violet) 0deg,var(--lime) calc(var(--p)*270deg),rgba(255,255,255,.1) calc(var(--p)*270deg),rgba(255,255,255,.1) 270deg,transparent 270deg);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 7px),#000 calc(100% - 6px));mask:radial-gradient(farthest-side,transparent calc(100% - 7px),#000 calc(100% - 6px))}
.kn .dial::after{content:"";position:absolute;inset:15px;border:1px solid var(--line);border-radius:50%;background:radial-gradient(circle at 50% 28%,rgba(255,255,255,.09),rgba(255,255,255,.01) 70%)}
.kn .ptr{position:absolute;inset:0;z-index:1;border-radius:50%;transition:transform .25s var(--ease)}
.kn .dial.drag .ptr{transition:transform .08s linear}
.kn .ptr::after{content:"";position:absolute;left:50%;top:-3.5px;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px rgba(212,255,63,.25),0 0 18px rgba(212,255,63,.8)}
.kn output{position:relative;z-index:2;font-size:26px;font-weight:600;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.kn small{font-size:var(--fs-2xs);line-height:1.45;color:var(--muted);text-align:center}

/* segmented control with sliding indicator */
.seg{position:relative;display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.03)}
.seg-ind{position:absolute;top:4px;bottom:4px;left:0;width:0;border-radius:var(--r-sm);background:var(--surface-3);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:transform var(--dur) var(--ease),width var(--dur) var(--ease)}
.seg button{position:relative;z-index:1;flex:1;min-height:38px;padding:6px;border:0;border-radius:var(--r-sm);background:transparent;color:var(--muted);font:inherit;font-size:var(--fs-xs);font-weight:600;line-height:1.3;cursor:pointer;transition:color var(--dur-fast)}
.seg button:hover,.seg button[aria-pressed="true"]{color:var(--ink)}

/* switches */
.sws{display:flex;flex-direction:column;gap:var(--s-2)}
.sim-sw{position:relative;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.02);cursor:pointer;transition:border-color var(--dur-fast),background var(--dur-fast)}
.sim-sw:hover{border-color:var(--line-2)}
.sim-sw:has(input:checked){background:rgba(212,255,63,.045);border-color:rgba(212,255,63,.22)}
.sim-sw:has(input:focus-visible){outline:2px solid var(--lime);outline-offset:2px}
.sim-sw span{font-size:var(--fs-sm);font-weight:600}
.sim-sw span small{display:block;margin-top:2px;font-size:var(--fs-2xs);font-weight:400;line-height:1.45;color:var(--muted)}
.sim-sw input{position:absolute;opacity:0;width:1px;height:1px}
.sim-sw .knob{position:relative;flex:none;width:42px;height:24px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);transition:background var(--dur-fast)}
.sim-sw .knob::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.4);transition:transform var(--dur) var(--ease),background var(--dur-fast)}
.sim-sw input:checked + .knob{background:var(--lime)}
.sim-sw input:checked + .knob::after{transform:translateX(18px);background:var(--on-accent)}

/* oscilloscope */
.scope{position:relative;height:118px;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(0,0,0,.28)}
.scope canvas{position:absolute;inset:0;display:block;width:100%;height:100%}
.scope-legend{position:absolute;top:10px;left:14px;display:flex;gap:var(--s-4);font-family:var(--font-mono);font-size:var(--fs-2xs);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.scope-legend i{display:inline-block;width:14px;height:3px;margin-right:6px;border-radius:2px;vertical-align:middle}

/* KPI cards */
.kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-3)}
.kpi{display:flex;flex-direction:column;gap:var(--s-4);min-width:0;padding:var(--s-5);border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(255,255,255,.025)}
.kpi-h{display:flex;flex-direction:column;gap:2px}
.kpi-t{font-size:var(--fs-md);font-weight:600}
.kpi-s{font-size:var(--fs-xs);color:var(--muted)}
.kpi-v{display:flex;align-items:baseline;gap:8px}
.kpi-v b{font-size:44px;font-weight:600;line-height:1;letter-spacing:-.05em;font-variant-numeric:tabular-nums}
.kpi-v em{font-style:normal;font-family:var(--font-mono);font-size:var(--fs-sm);color:var(--muted)}
.kpi-d{margin-left:auto;align-self:center;padding:4px 10px;border-radius:var(--r-pill);font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:500;font-variant-numeric:tabular-nums;background:var(--lime-a10);color:var(--lime)}
.kpi-d.worse{background:var(--coral-a12);color:var(--coral)}
.kpi-d.same{background:var(--surface-2);color:var(--muted)}
.kpi .cmp.has-lim{padding-top:20px}
.kpi .cmp-base,.kpi .cmp-cur{transition:width .7s var(--ease)}
.cmp-lim{position:absolute;top:-6px;bottom:-6px;width:2px;margin-left:-1px;border-radius:2px;background:var(--ink);transition:left .7s var(--ease)}
.cmp-lim i{position:absolute;right:6px;bottom:calc(100% + 2px);font-style:normal;font-family:var(--font-mono);font-size:var(--fs-2xs);white-space:nowrap;color:var(--ink-2)}
.kpi .flag{color:var(--muted)}
.kpi.over .flag{color:var(--coral);font-weight:500}

/* detail table */
.rows{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg)}
.rows table{width:100%;min-width:560px;border-collapse:collapse;font-size:var(--fs-sm);font-variant-numeric:tabular-nums}
.rows th,.rows td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.rows th{background:rgba(255,255,255,.025);font-family:var(--font-mono);font-size:var(--fs-2xs);font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.rows tbody tr{transition:background var(--dur-fast)}
.rows tbody tr:not(.grp):hover{background:rgba(255,255,255,.03)}
.rows tr:last-child td{border-bottom:0}
.rows td.n{font-family:var(--font-mono);white-space:nowrap;color:var(--ink-2)}
.rows td.n.cur{color:var(--lime);font-weight:500}
.rows tr.off td.n.cur{color:var(--muted)}
.rows td.src{font-size:var(--fs-xs);color:var(--muted)}
.rows tr.grp td{padding-top:14px;background:rgba(255,255,255,.02);font-family:var(--font-mono);font-size:var(--fs-2xs);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
html[lang="zh"] .rows tr.grp td,html[lang="zh"] .rows th{letter-spacing:0}
.sim-note{margin:0;font-size:var(--fs-xs);color:var(--muted)}