.lpi-tuner {
    --tuner-green: var(--lpi-green, #00ab6b);
    --tuner-green-dark: var(--lpi-green-dark, #008f59);
    --tuner-mint: var(--lpi-green-pale, #effaf5);
    --tuner-ink: var(--lpi-ink, #191b26);
    --tuner-muted: var(--lpi-muted, #66707a);
    --tuner-line: var(--lpi-line, #e5e7eb);
    --tuner-low: #c87920;
    --tuner-high: #b84c5a;
    max-width: 1180px;
    margin: 0 auto 48px;
    color: var(--tuner-ink);
}

.lpi-tuner *, .lpi-tuner *::before, .lpi-tuner *::after { box-sizing: border-box; }
.lpi-tuner button, .lpi-tuner input, .lpi-tuner select { font: inherit; }
.lpi-tuner button:focus-visible, .lpi-tuner input:focus-visible, .lpi-tuner select:focus-visible { outline: 3px solid rgba(0, 171, 107, .28); outline-offset: 3px; }

.lpi-tuner-hero {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    align-items: flex-end;
    padding: 42px 46px;
    border: 1px solid #dbeee6;
    border-radius: 16px 16px 0 0;
    background: linear-gradient(135deg, #f3fbf7 0%, #fff 58%, #f7f8fa 100%);
}
.lpi-tuner-hero > div:first-child { max-width: 750px; }
.lpi-tuner-kicker, .lpi-tuner-step { margin: 0; color: var(--tuner-green-dark); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.lpi-tuner-hero-title { max-width: 690px; margin: 8px 0 12px; font-size: clamp(34px, 4.8vw, 57px); line-height: 1.03; }
.lpi-tuner-hero p:not(.lpi-tuner-kicker) { max-width: 680px; margin: 0; color: var(--tuner-muted); font-size: 18px; line-height: 1.65; }
.lpi-tuner-hero-meta { display: flex; flex-wrap: wrap; gap: 7px; justify-content: flex-end; max-width: 250px; }
.lpi-tuner-hero-meta span { padding: 7px 11px; border: 1px solid rgba(0, 143, 89, .16); border-radius: 999px; background: rgba(255,255,255,.82); color: var(--tuner-green-dark); font-size: 13px; font-weight: 700; }

.lpi-tuner-panel { overflow: hidden; border: 1px solid var(--tuner-line); border-top: 0; border-radius: 0 0 16px 16px; background: #fff; box-shadow: 0 18px 42px rgba(21, 33, 29, .07); }
.lpi-tuner-toolbar { display: grid; grid-template-columns: minmax(270px, .9fr) minmax(460px, 1.5fr) minmax(180px, .6fr); gap: 28px; align-items: end; padding: 30px 38px; border-bottom: 1px solid var(--tuner-line); background: #fbfcfc; }
.lpi-tuner-toolbar h2, .lpi-tuner-targets h2 { margin: 5px 0 0; font-size: 21px; }
.lpi-tuner-instruments { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 7px; }
.lpi-tuner-instruments button { min-height: 46px; padding: 9px 7px; border: 1px solid #cbd2d6; border-radius: 8px; background: #fff; color: var(--tuner-ink); font-size: 14px; font-weight: 750; cursor: pointer; }
.lpi-tuner-instruments button:hover { border-color: var(--tuner-green); }
.lpi-tuner-instruments button[aria-checked="true"] { border-color: var(--tuner-green); background: var(--tuner-mint); color: var(--tuner-green-dark); box-shadow: inset 0 0 0 1px var(--tuner-green); }
.lpi-tuner-preset { display: grid; gap: 6px; color: var(--tuner-muted); font-size: 13px; font-weight: 750; }
.lpi-tuner-preset select { width: 100%; min-height: 46px; padding: 7px 36px 7px 11px; border: 1px solid #cbd2d6; border-radius: 8px; background-color: #fff; color: var(--tuner-ink); }

.lpi-tuner-workspace { display: grid; grid-template-columns: minmax(235px, .78fr) minmax(430px, 1.45fr) minmax(210px, .66fr); min-height: 560px; }
.lpi-tuner-targets, .lpi-tuner-settings { padding: 34px 28px; background: #fbfcfc; }
.lpi-tuner-targets { border-right: 1px solid var(--tuner-line); }
.lpi-tuner-targets > div:first-child > p:not(.lpi-tuner-step) { margin: 9px 0 22px; color: var(--tuner-muted); font-size: 13px; line-height: 1.55; }
.lpi-tuner-strings { display: grid; gap: 7px; }
.lpi-tuner-strings button { display: grid; grid-template-columns: 34px 1fr auto; gap: 9px; align-items: center; min-height: 51px; padding: 7px 10px; border: 1px solid var(--tuner-line); border-radius: 8px; background: #fff; color: var(--tuner-ink); text-align: left; cursor: pointer; transition: border-color .15s, background .15s, transform .15s; }
.lpi-tuner-strings button:hover { border-color: #a6b2ad; transform: translateY(-1px); }
.lpi-tuner-strings button[aria-checked="true"] { border-color: var(--tuner-green); background: var(--tuner-mint); box-shadow: inset 0 0 0 1px var(--tuner-green); }
.lpi-tuner-strings button.is-heard { border-color: var(--tuner-green); }
.lpi-tuner-strings button > span { display: grid; width: 26px; height: 26px; place-items: center; border-radius: 50%; background: #f0f2f3; color: var(--tuner-muted); font-size: 12px; font-weight: 800; }
.lpi-tuner-strings sup { font-size: 8px; }
.lpi-tuner-strings strong { color: var(--tuner-green-dark); font-size: 17px; text-transform: capitalize; }
.lpi-tuner-strings strong small { margin-left: 1px; font-size: 11px; }
.lpi-tuner-strings em { color: var(--tuner-muted); font-size: 11px; font-style: normal; font-variant-numeric: tabular-nums; }
.lpi-tuner-auto, .lpi-tuner-reference { width: 100%; min-height: 43px; margin-top: 9px; padding: 8px 11px; border-radius: 8px; font-size: 12px; font-weight: 750; cursor: pointer; }
.lpi-tuner-auto { border: 1px solid #a9c4b9; background: #fff; color: var(--tuner-green-dark); }
.lpi-tuner-auto[aria-pressed="true"] { background: var(--tuner-mint); }
.lpi-tuner-reference { border: 0; background: transparent; color: var(--tuner-green-dark); text-decoration: underline; text-decoration-color: #9ecab8; text-underline-offset: 3px; }
.lpi-tuner-reference:disabled { color: #9ba3a7; cursor: default; text-decoration: none; }

.lpi-tuner-meter { position: relative; display: flex; flex-direction: column; align-items: center; min-width: 0; padding: 34px 38px 40px; text-align: center; }
.lpi-tuner-meter::before { position: absolute; top: 0; left: 50%; width: 180px; height: 4px; border-radius: 0 0 5px 5px; background: var(--tuner-green); content: ''; transform: translateX(-50%); opacity: .3; transition: opacity .2s, width .2s; }
.lpi-tuner.is-listening .lpi-tuner-meter::before { width: 260px; opacity: 1; }
.lpi-tuner-note { min-height: 114px; margin-top: 23px; line-height: 1; }
.lpi-tuner-note strong { font-size: clamp(74px, 9vw, 110px); font-weight: 800; letter-spacing: -.07em; text-transform: capitalize; }
.lpi-tuner-note span { margin-left: 7px; color: var(--tuner-muted); font-size: 28px; font-weight: 750; }
.lpi-tuner-frequency { margin: 2px 0 19px; color: var(--tuner-muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.lpi-tuner-dial { position: relative; width: min(100%, 430px); height: 148px; overflow: hidden; }
.lpi-tuner-dial::before { position: absolute; bottom: -206px; left: 50%; width: 392px; height: 392px; border: 2px solid #d9dedc; border-radius: 50%; content: ''; transform: translateX(-50%); }
.lpi-tuner-dial-scale { position: absolute; right: 7px; bottom: 5px; left: 7px; display: flex; align-items: flex-end; justify-content: space-between; height: 124px; color: var(--tuner-muted); font-size: 11px; }
.lpi-tuner-dial-scale i { width: 1px; height: 10px; margin-bottom: 14px; background: #c9cecc; transform-origin: 50% 120px; }
.lpi-tuner-dial-scale i:nth-of-type(1) { transform: rotate(-39deg); }
.lpi-tuner-dial-scale i:nth-of-type(2) { transform: rotate(-20deg); }
.lpi-tuner-dial-scale i:nth-of-type(3) { transform: rotate(20deg); }
.lpi-tuner-dial-scale i:nth-of-type(4) { transform: rotate(39deg); }
.lpi-tuner-dial-scale strong { align-self: flex-start; color: var(--tuner-green-dark); font-size: 13px; }
.lpi-tuner-needle { position: absolute; bottom: -4px; left: 50%; width: 3px; height: 128px; border-radius: 3px; background: var(--tuner-muted); transform: translateX(-50%) rotate(0deg); transform-origin: 50% 100%; transition: transform .09s linear, background .15s; }
.lpi-tuner-center { position: absolute; bottom: -8px; left: 50%; width: 18px; height: 18px; border: 3px solid #fff; border-radius: 50%; background: var(--tuner-muted); box-shadow: 0 0 0 1px #b8bfbc; content: ''; transform: translateX(-50%); }
.lpi-tuner.is-low .lpi-tuner-needle, .lpi-tuner.is-low .lpi-tuner-center { background: var(--tuner-low); }
.lpi-tuner.is-high .lpi-tuner-needle, .lpi-tuner.is-high .lpi-tuner-center { background: var(--tuner-high); }
.lpi-tuner.is-right .lpi-tuner-needle, .lpi-tuner.is-right .lpi-tuner-center { background: var(--tuner-green); }
.lpi-tuner.is-far .lpi-tuner-needle, .lpi-tuner.is-far .lpi-tuner-center { background: #6e7378; }
.lpi-tuner-cents { margin: 7px 0 5px; color: var(--tuner-muted); font-size: 13px; }
.lpi-tuner-cents strong { color: var(--tuner-ink); font-size: 23px; font-variant-numeric: tabular-nums; }
.lpi-tuner-verdict { min-height: 29px; margin: 0 0 18px; color: var(--tuner-ink); font-size: 17px; font-weight: 750; }
.lpi-tuner.is-low .lpi-tuner-verdict { color: #9a5b18; }
.lpi-tuner.is-high .lpi-tuner-verdict { color: #9f3e4c; }
.lpi-tuner.is-right .lpi-tuner-verdict { color: var(--tuner-green-dark); }
.lpi-tuner-actions { display: flex; gap: 9px; justify-content: center; }
.lpi-tuner-start, .lpi-tuner-stop { min-height: 49px; padding: 11px 22px; border: 1px solid var(--tuner-green); border-radius: 8px; font-weight: 800; cursor: pointer; }
.lpi-tuner-start { background: var(--tuner-green); color: #fff; box-shadow: 0 8px 20px rgba(0, 171, 107, .17); }
.lpi-tuner-start:hover { border-color: var(--tuner-green-dark); background: var(--tuner-green-dark); }
.lpi-tuner-stop { background: #fff; color: var(--tuner-green-dark); }
.lpi-tuner-start:disabled { border-color: #bcc5c0; background: #bcc5c0; cursor: wait; box-shadow: none; }
.lpi-tuner-micro-note { max-width: 440px; margin: 14px 0 0; color: var(--tuner-muted); font-size: 12px; line-height: 1.5; }

.lpi-tuner-settings { border-left: 1px solid var(--tuner-line); }
.lpi-tuner-settings > label { display: grid; gap: 8px; margin-top: 16px; color: var(--tuner-ink); font-size: 14px; font-weight: 750; }
.lpi-tuner-settings label > div { display: flex; overflow: hidden; border: 1px solid #cbd2d6; border-radius: 8px; background: #fff; }
.lpi-tuner-settings input { width: 100%; min-width: 0; height: 46px; padding: 8px 5px 8px 12px; border: 0; background: transparent; color: var(--tuner-ink); font-size: 18px; font-weight: 800; font-variant-numeric: tabular-nums; }
.lpi-tuner-settings label div span { display: grid; padding: 0 11px; place-items: center; border-left: 1px solid var(--tuner-line); color: var(--tuner-muted); font-size: 12px; }
.lpi-tuner-settings > p:not(.lpi-tuner-step) { color: var(--tuner-muted); font-size: 12px; line-height: 1.55; }
.lpi-tuner-legend { display: grid; gap: 9px; margin-top: 28px; padding-top: 21px; border-top: 1px solid var(--tuner-line); color: var(--tuner-muted); font-size: 12px; }
.lpi-tuner-legend span { display: flex; gap: 8px; align-items: center; }
.lpi-tuner-legend i { width: 9px; height: 9px; border-radius: 50%; background: #999; }
.lpi-tuner-legend i.is-low { background: var(--tuner-low); }
.lpi-tuner-legend i.is-right { background: var(--tuner-green); }
.lpi-tuner-legend i.is-high { background: var(--tuner-high); }
.lpi-tuner-noscript { padding: 20px; border: 1px solid #ead5a9; background: #fff9ea; }

.lpi-tuner-editorial { max-width: 820px; margin: 50px auto 0; }
.lpi-tuner-editorial h2 { margin-top: 40px; }
.lpi-tuner-editorial p, .lpi-tuner-editorial li { color: var(--lpi-muted, #66707a); line-height: 1.75; }
.lpi-tuner-editorial a { color: var(--lpi-green-dark, #008f59); text-decoration: underline; text-decoration-color: #9ecab8; text-underline-offset: 4px; }

@media (max-width: 980px) {
    .lpi-tuner-toolbar { grid-template-columns: 1fr 1.4fr; }
    .lpi-tuner-preset { grid-column: 1 / -1; }
    .lpi-tuner-workspace { grid-template-columns: minmax(220px, .75fr) minmax(420px, 1.25fr); }
    .lpi-tuner-settings { grid-column: 1 / -1; display: grid; grid-template-columns: 140px minmax(180px, 260px) 1fr; gap: 18px; align-items: center; border-top: 1px solid var(--tuner-line); border-left: 0; }
    .lpi-tuner-settings > label, .lpi-tuner-settings > p, .lpi-tuner-legend { margin: 0; }
    .lpi-tuner-legend { grid-template-columns: repeat(3, auto); gap: 14px; padding: 0; border: 0; justify-content: end; }
}

@media (max-width: 720px) {
    .lpi-tuner { width: 100vw; max-width: none; margin-inline: calc(50% - 50vw); }
    .lpi-tuner-hero { display: block; padding: 29px 22px; border-radius: 0; }
    .lpi-tuner-panel { border-right: 0; border-left: 0; border-radius: 0; }
    .lpi-tuner-hero-title { font-size: 38px; }
    .lpi-tuner-hero p:not(.lpi-tuner-kicker) { font-size: 16px; }
    .lpi-tuner-hero-meta { justify-content: flex-start; max-width: none; margin-top: 20px; }
    .lpi-tuner-toolbar { grid-template-columns: 1fr; gap: 19px; padding: 24px 18px; }
    .lpi-tuner-instruments { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lpi-tuner-preset { grid-column: auto; }
    .lpi-tuner-workspace { display: flex; flex-direction: column; }
    .lpi-tuner-targets { order: 1; border-right: 0; }
    .lpi-tuner-meter { order: 2; min-height: 515px; padding: 29px 18px 35px; border-top: 1px solid var(--tuner-line); }
    .lpi-tuner-settings { order: 3; display: block; padding: 28px 22px; }
    .lpi-tuner-settings > label { margin-top: 16px; }
    .lpi-tuner-settings > p { margin-top: 10px; }
    .lpi-tuner-legend { grid-template-columns: repeat(3, 1fr); margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--tuner-line); }
    .lpi-tuner-note { min-height: 103px; }
    .lpi-tuner-dial { height: 138px; }
    .lpi-tuner-dial::before { bottom: -216px; }
    .lpi-tuner-verdict { min-height: 52px; font-size: 16px; }
    .lpi-tuner-strings { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lpi-tuner-strings button { grid-template-columns: 28px 1fr; }
    .lpi-tuner-strings em { grid-column: 2; }
    .lpi-tuner-editorial { margin-top: 38px; }
}

@media (prefers-reduced-motion: reduce) {
    .lpi-tuner-needle, .lpi-tuner-strings button, .lpi-tuner-meter::before { transition: none; }
}