.taplab{margin:2rem 0;padding:clamp(1rem,2.5vw,2rem);border:1px solid #cfd9ea;border-radius:28px;background:linear-gradient(145deg,#f7f9fd,#eef2f9);box-shadow:0 22px 64px rgba(21,46,126,.12);color:#1F2937}.taplab *{box-sizing:border-box}.taplab__head,.taplab__visualhead,.taplab__stepshead{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.taplab__head h2,.taplab__head p,.taplab h3{margin:.35rem 0}.taplab__kicker,.taplab__visualhead span,.taplab__stepshead span,.taplab__verdict>span{color:#193E82;font-weight:850;letter-spacing:.04em}.taplab__modes{display:flex;padding:4px;border-radius:14px;background:#e6ecf5}.taplab__modes button{border:0;border-radius:10px;padding:.65rem .85rem;background:transparent;color:#193E82;font:700 .9rem inherit;cursor:pointer}.taplab__modes button[aria-pressed=true]{background:#193E82;color:#fff;box-shadow:0 5px 14px #193e8240}.taplab__layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(240px,.75fr);gap:1rem;margin-top:1.2rem}.taplab__visual,.taplab__decision,.taplab__steps{border:1px solid #d5deec;border-radius:20px;background:#fff}.taplab__visual{padding:1rem}.taplab__status{padding:.42rem .7rem;border-radius:999px;background:#e6ecf5;color:#193E82}.taplab svg{display:block;width:100%;height:auto;margin:.5rem 0;border-radius:18px;background:radial-gradient(circle at 60% 30%,#f9fbfe,#e9eef7);touch-action:none;user-select:none}.taplab svg text{fill:#193E82;font:700 16px system-ui}.taplab__pipe,.taplab__faucet,.taplab__basin{fill:none;stroke:#152E7E;stroke-width:18;stroke-linecap:round;stroke-linejoin:round;filter:url(#tapShadow)}.taplab__pipe--hot{stroke:#D97827}.taplab__pipe--cold{stroke:#6E8FC9}.taplab__pipe--mix{stroke:#193E82}.taplab__water{stroke:url(#tapWater);stroke-width:17;stroke-linecap:round;stroke-dasharray:12 9;animation:tapflow .7s linear infinite}.taplab__valve circle{fill:#fff;stroke:#152E7E;stroke-width:7}.taplab__valve path{stroke:#152E7E;stroke-width:6}.taplab__handle{cursor:grab;outline:none;transform-box:fill-box;transform-origin:center}.taplab__handle circle{fill:#D97827;stroke:#fff;stroke-width:7;filter:url(#tapShadow)}.taplab__handle path{stroke:#fff;stroke-width:4;pointer-events:none}.taplab__handle:focus .taplab__dot{stroke:#152E7E;stroke-width:9}.taplab__meter rect{fill:#193E82}.taplab__meter text{fill:#fff;text-anchor:middle;font-size:14px}.taplab__meter text:last-child{font-size:19px}.taplab__controls{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem}.taplab__controls label{display:grid;gap:.35rem;padding:.7rem;border-radius:12px;background:#f1f4fa}.taplab__controls span{display:flex;justify-content:space-between;gap:.5rem;font-size:.88rem}.taplab__controls input{width:100%;accent-color:#D97827}.taplab__hint{margin:.7rem 0 0;color:#1F2937;font-size:.88rem}.taplab__decision{display:flex;flex-direction:column;padding:1rem;background:#193E82;color:#fff}.taplab__verdict{padding:1rem;border-radius:16px;background:#152E7E}.taplab__verdict h3{font-size:1.35rem;color:#fff}.taplab__verdict p{color:#E6ECF5}.taplab__verdict strong{display:block;padding:.7rem;border-left:4px solid #D97827;background:#18367C;color:#fff}.taplab__compare{display:grid;gap:.6rem;margin:1rem 0}.taplab__compare div{display:flex;justify-content:space-between;padding:.75rem;border-bottom:1px solid #ffffff28}.taplab__copy{margin-top:auto;padding:.85rem;border:0;border-radius:12px;background:#A9561A;color:#fff;font:800 1rem inherit;cursor:pointer}.taplab__steps{margin-top:1rem;padding:1rem}.taplab__stepshead b{font-size:1.15rem;color:#193E82}.taplab__zonegrid{display:grid;grid-template-columns:repeat(4,1fr);gap:.65rem;margin-top:.8rem}.taplab__zone{min-height:126px;padding:.8rem;border:1px solid #cfd9ea;border-radius:15px;background:#f7f9fd;text-align:left;color:#1F2937;cursor:pointer}.taplab__zone>span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#e6ecf5;color:#193E82;font-weight:900}.taplab__zone b,.taplab__zone small{display:block;margin-top:.55rem}.taplab__zone small{line-height:1.45;color:#1F2937}.taplab__zone[aria-pressed=true]{border-color:#193E82;background:#eef2f9;box-shadow:inset 0 0 0 2px #D97827}.taplab__checklist{display:grid;grid-template-columns:minmax(190px,.7fr) 1.3fr;gap:1rem;margin-top:.8rem;padding:1rem;border-radius:16px;background:#eef2f9}.taplab__checklist ol{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin:0;padding:0;list-style:none}.taplab__checklist label{display:block;height:100%;cursor:pointer}.taplab__checklist label>span{display:flex;align-items:center;gap:.6rem;height:100%;padding:.65rem;border-radius:10px;background:#fff}.taplab__checklist label b{display:grid;place-items:center;min-width:28px;height:28px;border-radius:50%;background:#e6ecf5;color:#193E82}.taplab__checklist input{position:absolute;opacity:0}.taplab__checklist input:checked+span{background:#e6ecf5;box-shadow:inset 0 0 0 2px #193E82}.taplab[data-mode=customer] .taplab__controls{display:none}@keyframes tapflow{to{stroke-dashoffset:-21}}@media(max-width:820px){.taplab__head,.taplab__layout,.taplab__checklist{display:grid;grid-template-columns:1fr}.taplab__modes{width:100%}.taplab__modes button{flex:1}.taplab__zonegrid{grid-template-columns:1fr 1fr}.taplab__controls{grid-template-columns:1fr}.taplab__checklist ol{grid-template-columns:1fr}}@media(max-width:430px){.taplab{padding:.75rem;border-radius:18px}.taplab__zonegrid{grid-template-columns:1fr}.taplab__visualhead{display:grid}.taplab svg{min-height:260px}.taplab__modes{display:grid;grid-template-columns:1fr 1fr}.taplab__modes button{padding:.7rem .35rem;font-size:.82rem}}@media(prefers-reduced-motion:reduce){.taplab__water{animation:none}}

/* ===== r63 可讀性補強（名片色：寶藍 #193E82／#18367C／#152E7E，橘 #D97827；藍底小字橘 #F0A35E；白字按鈕底 #A9561A） ===== */
.taplab__kicker,.taplab__visualhead span,.taplab__stepshead span{color:#193E82}
.taplab__verdict>span{color:#F0A35E}
.taplab__verdict h3,.taplab__compare,.taplab__compare b,.taplab__compare span{color:#fff}
.taplab__verdict p{line-height:1.6}
.taplab__next{margin-top:.8rem;padding:.75rem .85rem;border-left:4px solid #D97827;border-radius:0 12px 12px 0;background:#18367C;color:#fff}
.taplab__next b{display:block;color:#F0A35E;font-weight:850}
.taplab__next ol{margin:.4rem 0 0;padding-left:1.35rem;line-height:1.6}
.taplab__next li{color:#fff}
.taplab__next li+li{margin-top:.3rem}
.taplab .taplab__verdict p.taplab__warn{margin:.8rem 0 0;padding:.75rem .85rem;border:2px solid #D97827;border-radius:12px;background:#18367C;color:#fff;line-height:1.6}
.taplab__warn b{display:block;margin-bottom:.2rem;color:#F0A35E;font-weight:850}
.taplab__copy{min-height:48px}
.taplab__copy:focus-visible,.taplab__modes button:focus-visible,.taplab__zone:focus-visible{outline:3px solid #D97827;outline-offset:2px}
.taplab__modes button{min-height:44px}
.taplab__controls input[type=range]{min-height:44px;margin:0}
.taplab__sr{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
/* 圖上文字：依實際寬度由 JS 設定 --tap-fs，白色描邊讓文字壓在管線上仍清楚 */
.taplab svg text{font-size:var(--tap-fs,16px);paint-order:stroke;stroke:#fff;stroke-width:6px;stroke-linejoin:round}
.taplab svg .taplab__meter text{fill:#fff;stroke:none;text-anchor:middle;font-size:var(--tap-fs,16px)}
/* 拖曳：圖上仍可上下捲動頁面，只有測點本身不捲動；透明擴大命中區 ≥44px */
.taplab svg{touch-action:pan-y}
.taplab__handle{touch-action:none}
.taplab__handle .taplab__hit{fill:transparent;stroke:none;filter:none;pointer-events:all}
.taplab__handle.is-dragging{cursor:grabbing}
.taplab__handle.is-dragging .taplab__dot{stroke:#152E7E}
/* 結果卡在畫面內時收起浮動「快速判斷」鈕（只影響浮動狀態；展開中的面板不動） */
html[data-diag-in-view] .qa-assist:not(.is-open){opacity:0!important;visibility:hidden!important;pointer-events:none!important}
/* 手機：底部固定聯絡列預留空間、內文 ≥16px、舊瀏覽器快速判斷改頁內區塊 */
/* r63d：字級斷點與單欄版面（820px）一致，768px 平板直向內文 16px */
@media(max-width:820px){
 .taplab__hint,.taplab__controls span,.taplab__zone small,.taplab__modes button{font-size:1rem}
 .taplab__modes button{padding:.6rem .4rem;line-height:1.45;text-wrap:balance}
}
@media(max-width:767.98px){
 .taplab__visual,.taplab__decision,.taplab__steps,.taplab__verdict{scroll-margin-bottom:calc(88px + env(safe-area-inset-bottom))}
 .taplab{margin-bottom:calc(2rem + 68px + env(safe-area-inset-bottom))}
 html{scroll-padding-bottom:calc(84px + env(safe-area-inset-bottom))}
 .qa-assist.qa-assist{position:static;width:auto;max-width:740px;margin:20px auto 0;padding:0 16px calc(100px + env(safe-area-inset-bottom))}
 .qa-assist.qa-assist .qa-launch,.qa-assist.qa-assist.is-auto-collapsed:not(.is-open) .qa-launch{position:relative;width:100%;height:auto;min-height:48px;max-width:100%;padding:10px 16px;gap:9px;justify-content:center;border-radius:12px;box-shadow:none}
 .qa-assist.qa-assist .qa-launch::after,.qa-assist.qa-assist.is-auto-collapsed:not(.is-open) .qa-launch::after{display:none}
 .qa-assist.qa-assist .qa-launch span,.qa-assist.qa-assist.is-auto-collapsed:not(.is-open) .qa-launch span{width:auto;max-width:none;opacity:1;white-space:normal}
 .qa-assist.qa-assist .qa-panel{position:relative;inset:auto;width:100%;max-height:none;margin-top:12px}
 html[data-diag-in-view] .qa-assist:not(.is-open){opacity:1!important;visibility:visible!important;pointer-events:auto!important}
}
@media(max-width:430px){.taplab{padding:.6rem}.taplab__visual{padding:.6rem}.taplab svg{min-height:0}}
.taplab__stepshead b{white-space:nowrap}

/* ===== r63d：檢查清單鍵盤焦點（淺底用寶藍，對相鄰 #eef2f9 底 ≥3:1）；其他出水點上下移動軌 ===== */
.taplab__checklist input:focus-visible+span{outline:3px solid #193E82;outline-offset:2px}
.taplab__track{fill:none;stroke:#193E82;stroke-width:5;stroke-linecap:round;stroke-dasharray:2 12}
/* r63e：手機版透明擴大命中區不被 viewBox 邊界切掉；外框裁切避免撐出水平捲動；先寫 hidden 作不支援 clip 的瀏覽器備援 */
.taplab svg{overflow:visible}
.taplab__visual{overflow:hidden;overflow:clip}