/* headphonetest.app tool styles (grey-card standard) */
.tools{display:grid;gap:18px;padding-top:6px;padding-bottom:30px}
.tools .card{max-width:860px;width:100%;margin:0 auto}
.safety{border-left:6px solid var(--neon-yellow)}
.warn-line{color:var(--t-yellow)!important}
.warn-line b{color:var(--t-yellow)}
.vol-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:6px 0 10px}
.vol-row label,.lab{font-weight:700;display:block}
.vol-row input[type=range]{flex:1;min-width:180px}
input[type=range]{accent-color:var(--neon-lime);width:100%;min-height:36px}
.field{border:0;padding:0;margin:0 0 12px}
.field legend{font-weight:700;margin-bottom:6px;color:var(--card-ink)}
.lr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:4px 0 12px}
.lr-btn{min-height:96px;border-radius:18px;background:var(--tile);border:1px solid var(--field-line);color:var(--card-ink);font-size:2rem;font-weight:800;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1}
.lr-btn small{font-size:.85rem;font-weight:600;color:var(--card-ink-soft)}
.lr-btn:hover{border-color:var(--t-link)}
.lr-btn.lit,.lr-btn.playing{background:var(--neon-lime);color:var(--on-neon)}
.lr-btn.lit small,.lr-btn.playing small{color:var(--on-neon)}
.btn-sec.playing{background:var(--neon-cyan);color:var(--on-neon);border-color:var(--neon-cyan)}
.tool .btn-row{margin:8px 0}
.tool>div>.btn{margin:8px 0}
.now{font-weight:700;color:var(--t-cyan)!important;margin:8px 0}
.q{font-weight:700;margin:12px 0 4px}
.hint{display:block;margin:0 0 10px}
.hf-warn{color:var(--t-orange)!important;font-weight:700;font-size:.92rem}
.bs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;margin:0 0 10px}
.bs-cell{background:var(--tile);border-radius:14px;padding:8px;display:flex;flex-direction:column;gap:6px;align-items:stretch}
.bs-cell label{font-size:.9rem;display:flex;gap:6px;align-items:center;justify-content:center;min-height:32px}
.bs-cell input{width:20px;height:20px;accent-color:var(--neon-lime)}
.sw-live{display:flex;align-items:center;gap:14px;margin:8px 0 6px}
.big-f{font-size:2rem;font-weight:800;color:var(--t-cyan);min-width:6.2em;font-variant-numeric:tabular-nums}
.live-f{font-weight:800;color:var(--t-cyan);min-width:4.5em;align-self:center;font-variant-numeric:tabular-nums}
.sw-bar{flex:1;height:12px;background:var(--tile);border-radius:99px;overflow:hidden}
.sw-bar i{display:block;height:100%;width:0;background:var(--neon-cyan)}
.tg-row{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 6px}
.tg-row input{flex:1;min-width:110px}
.result{margin-top:16px;padding:16px;border-radius:16px;background:var(--tile);border:1px solid var(--t-lime)}
.result:focus{outline:none}
.res-title{color:var(--t-lime)!important;font-size:1.3rem;margin:0 0 8px}
.res-lines{margin:0 0 10px;padding-left:1.2em}
.sr-info{font-weight:600;margin:10px 0}
.sr-room{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;max-width:360px;margin:8px auto 14px}
.sr-spk,.sr-you{display:flex;align-items:center;justify-content:center;min-height:44px;border-radius:12px;background:var(--tile);font-weight:800;color:var(--card-ink)}
.sr-you{background:transparent;border:1px dashed var(--field-line);color:var(--card-ink-soft)}
.sr-spk.lit{background:var(--neon-lime);color:var(--on-neon)}
.sr-btns{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.tool:not(.is71) .r71{visibility:hidden}
.tool:not(.is71) .sr-btns .r71{display:none}
.btn-sec:disabled{opacity:.5;cursor:not-allowed}
.steps li{margin-bottom:.4em}
.table-wrap{background:var(--card-bg);border-radius:var(--radius);padding:12px;overflow-x:auto;margin:0 0 1em}
.table-wrap caption{text-align:left;font-weight:700;padding:4px 6px 8px;color:var(--card-ink)}
.table-wrap table{width:100%;border-collapse:collapse}
.table-wrap th,.table-wrap td{padding:8px 10px;border-bottom:1px solid var(--card-rule);text-align:left;color:var(--card-ink)}
.updated{margin-top:10px}
@media (max-width:640px){.lr-btn{min-height:80px}.big-f{font-size:1.5rem}.tools{gap:14px}}
.hero-sub.hero-media .hero-in{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:34px;align-items:center}
.hero-video{margin:0;justify-self:end;border-radius:var(--radius);overflow:hidden;box-shadow:0 22px 44px rgba(20,26,38,.18);background:#f4f0fb;height:340px;aspect-ratio:576/718;line-height:0}
.hero-video video,.hero-video .hv-still{display:block;width:100%;height:100%;object-fit:cover}
.hero-video .hv-still{display:none}
@media (max-width:760px){.hero-sub.hero-media .hero-in{grid-template-columns:1fr;gap:14px}.hero-video{justify-self:center;height:240px}}
@media (prefers-reduced-motion:reduce){.hero-video video{display:none}.hero-video .hv-still{display:block}}