:root{
  --ink:#12161b;--muted:#626b73;--paper:#f4f1e9;--paper-2:#ebe7dd;--card:#fffefa;--panel:#101419;--panel-2:#171d24;--line:#d9d4c8;--panel-line:#2a323c;--lime:#c9ff5b;--lime-soft:#e9ffb9;--amber:#ffb35c;--danger:#ff7a69;--shadow:0 20px 55px rgba(24,28,32,.10);--radius:24px;--max:1180px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}button,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.shell{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:1000;background:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:50;background:rgba(244,241,233,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(18,22,27,.08)}.header-inner{height:72px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px;font-weight:720;letter-spacing:-.03em;white-space:nowrap}.brand b{font-weight:450;color:var(--muted)}.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--panel);display:flex;align-items:center;justify-content:center;gap:2px;padding:7px;overflow:hidden}.brand-mark i{display:block;width:2px;background:var(--lime);border-radius:8px}.brand-mark i:nth-child(1){height:8px}.brand-mark i:nth-child(2){height:15px}.brand-mark i:nth-child(3){height:11px}.brand-mark i:nth-child(4){height:18px}.brand-mark i:nth-child(5){height:7px}.desktop-nav{display:flex;align-items:center;gap:3px;margin-left:auto}.desktop-nav a{font-size:13px;font-weight:650;color:#4e565e;padding:9px 10px;border-radius:10px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a[aria-current="page"]{background:#fff;color:var(--ink)}.header-actions{display:flex;align-items:center;gap:8px}.lang-select{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.7);border:1px solid var(--line);border-radius:12px;padding:5px 8px}.lang-select select{border:0;background:transparent;font-size:13px;color:var(--ink);outline:none;max-width:110px}.nav-toggle{display:none;width:42px;height:42px;border:0;background:var(--panel);border-radius:12px}.nav-toggle span{display:block;width:18px;height:1.5px;background:#fff;margin:4px auto}.mobile-nav{padding:8px 0 16px;display:grid;gap:4px}.mobile-nav[hidden]{display:none}.mobile-nav a{padding:10px 12px;border-radius:10px}.mobile-nav a[aria-current="page"]{background:#fff}.hero{text-align:center;padding:74px 0 34px;max-width:850px}.eyebrow,.section-kicker{font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:#707981}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:6px 10px;background:rgba(255,255,255,.45)}.eyebrow span{width:7px;height:7px;border-radius:99px;background:var(--lime);box-shadow:0 0 0 4px rgba(201,255,91,.28)}.hero h1{font-size:clamp(42px,6vw,72px);line-height:.98;letter-spacing:-.06em;margin:20px auto 18px;max-width:900px}.hero p{font-size:18px;color:#5a626a;max-width:710px;margin:0 auto;line-height:1.65}.tool-wrap{padding-bottom:68px}.tool-panel{position:relative;background:var(--panel);color:#f4f7f1;border-radius:32px;padding:24px;box-shadow:0 32px 70px rgba(16,20,25,.22);overflow:hidden}.tool-panel:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(201,255,91,.13),rgba(201,255,91,0) 70%);top:-250px;right:5%}.tool-topbar{position:relative;display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:42px}.status-pill{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--panel-line);background:#151b21;border-radius:999px;padding:8px 12px;font-size:12px}.status-pill span{width:7px;height:7px;background:#69727d;border-radius:50%}.status-pill.active span{background:var(--lime);box-shadow:0 0 0 5px rgba(201,255,91,.12)}.status-pill.error span{background:var(--danger)}.reference-control{display:flex;align-items:center;gap:10px;color:#939da7;font-size:12px}.reference-control select{color:#fff;background:#171d24;border:1px solid var(--panel-line);border-radius:10px;padding:8px 10px;outline:none}.tuner-stage{max-width:760px;margin:28px auto 16px;text-align:center}.note-display{display:flex;flex-direction:column;align-items:center;gap:0}.note-name{font-size:clamp(92px,14vw,160px);line-height:.9;font-weight:790;letter-spacing:-.09em;color:#fff}.note-frequency{font-variant-numeric:tabular-nums;font-size:18px;color:#9ea8b2;margin-top:10px}.gauge{margin:30px auto 0;max-width:680px}.gauge-labels{display:flex;justify-content:space-between;align-items:center;color:#69737f;font-size:10px;padding:0 1px}.gauge-labels b{color:var(--lime)}.gauge-track{height:72px;position:relative;margin-top:2px;background:repeating-linear-gradient(to right,transparent 0,transparent calc(10% - 1px),#2b333d calc(10% - 1px),#2b333d 10%);border-bottom:1px solid #3a434e}.gauge-center{position:absolute;left:50%;top:0;height:72px;width:1px;background:var(--lime);opacity:.6}.gauge-needle{position:absolute;left:50%;bottom:-1px;width:3px;height:62px;background:var(--lime);border-radius:9px;transform-origin:bottom center;transform:translateX(-50%);transition:left .12s linear,background .12s}.gauge-needle:after{content:"";position:absolute;left:50%;bottom:-5px;transform:translateX(-50%);width:11px;height:11px;border-radius:50%;background:inherit;box-shadow:0 0 16px rgba(201,255,91,.5)}.gauge-state{display:flex;justify-content:space-between;margin-top:13px;font-size:12px}.gauge-state strong{color:#cbd2d8}.gauge-state span{color:#8d97a1;font-variant-numeric:tabular-nums}.meter-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--panel-line);border-radius:16px;overflow:hidden;background:#14191f;max-width:850px;margin:28px auto 18px}.meter-strip>div{padding:13px 18px;border-right:1px solid var(--panel-line);display:flex;align-items:center;justify-content:space-between;gap:12px}.meter-strip>div:last-child{border-right:0}.meter-strip span{color:#78828d;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.meter-strip b{font-size:13px;font-variant-numeric:tabular-nums}.tool-actions{display:flex;justify-content:center;gap:10px;margin:24px auto 14px}.primary-action,.secondary-action,.capture-btn{border:0;border-radius:14px;font-weight:750;transition:transform .15s ease,opacity .15s}.primary-action{display:inline-flex;align-items:center;gap:9px;background:var(--lime);color:#101419;padding:13px 22px;min-width:190px;justify-content:center}.primary-action.active{background:#fff}.primary-action:hover,.secondary-action:hover,.capture-btn:hover{transform:translateY(-1px)}.mic-icon{font-size:9px}.primary-action.active .mic-icon{color:#e34e43}.secondary-action{padding:13px 18px;background:#1a2027;color:#d8dee3;border:1px solid var(--panel-line)}.history-card{border-top:1px solid var(--panel-line);margin-top:24px;padding-top:18px;max-width:850px;margin-left:auto;margin-right:auto}.card-heading{display:flex;justify-content:space-between;align-items:center}.card-heading h2{font-size:12px;margin:0;color:#d8dee3}.card-heading span{font-size:10px;color:#69737f;text-transform:uppercase;letter-spacing:.08em}.note-history{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px;min-height:34px}.note-chip{display:flex;align-items:center;gap:6px;background:#181f26;border:1px solid #2c3540;border-radius:9px;padding:6px 9px;font-size:12px}.note-chip b{color:var(--lime)}.note-chip small{color:#6f7b86}.empty-history{color:#4d5863}.privacy-line{display:flex;align-items:center;justify-content:center;gap:7px;color:#737e89;font-size:10px;margin-top:20px}.privacy-line span{color:var(--lime)}.tool-message{max-width:850px;margin:14px auto 0;padding:12px 14px;background:rgba(255,122,105,.08);border:1px solid rgba(255,122,105,.25);border-radius:12px;color:#ffb0a4;font-size:12px}.content-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);gap:18px;padding-bottom:70px}.article-card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:32px}.article-card h2,.related-section h2,.faq-section h2{letter-spacing:-.035em;margin:7px 0 14px}.article-card h2{font-size:28px}.article-card p{color:#5d666e;margin:0 0 16px}.tip-box{display:flex;gap:12px;background:var(--paper);border-radius:16px;padding:15px;margin-top:22px}.tip-box span{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;background:var(--lime);border-radius:9px;font-weight:900}.tip-box p{margin:0;font-size:13px}.privacy-card{background:#1a2026;color:#fff;border-color:#242c34;position:relative;overflow:hidden}.privacy-card:after{content:"";position:absolute;width:180px;height:180px;background:rgba(201,255,91,.09);border-radius:50%;right:-60px;bottom:-80px}.privacy-card .section-kicker{color:#93a069}.privacy-card p{color:#9ba5ad}.privacy-symbol{font-size:52px;color:var(--lime);line-height:1}.privacy-card ul{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:8px;color:#c9d0d5;font-size:13px}.privacy-card li:before{content:"✓";color:var(--lime);margin-right:8px}.related-section{padding-bottom:74px}.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:20px}.related-section h2,.faq-section h2{font-size:36px}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.related-card{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;background:rgba(255,254,250,.65);border:1px solid var(--line);border-radius:18px;padding:18px;transition:background .2s,transform .2s}.related-card:hover{background:#fff;transform:translateY(-2px)}.related-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:var(--panel);color:var(--lime);font-size:21px}.related-card h3{font-size:15px;margin:0 0 3px}.related-card p{margin:0;color:#717982;font-size:11px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-card>b{font-size:20px}.faq-section{padding-bottom:100px;max-width:900px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;padding:22px 2px;cursor:pointer;font-weight:720;display:flex;justify-content:space-between;gap:20px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:20px;font-weight:400}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list p{color:#5c656d;margin:0 0 22px;max-width:760px}.site-footer{background:#e9e5da;border-top:1px solid var(--line);padding:45px 0 18px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr .7fr;gap:40px}.footer-brand{margin-bottom:14px}.footer-grid>div:first-child p{font-size:12px;color:#6a727a;max-width:390px}.footer-links{display:grid;gap:8px;align-content:start}.footer-links a{font-size:12px;color:#535c64}.footer-links a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid #d2cdc2;margin-top:35px;padding-top:16px;display:flex;justify-content:space-between;color:#7b827f;font-size:10px}.analyzer-live{display:grid;grid-template-columns:150px 1fr;gap:20px;margin-top:26px;align-items:stretch}.analyzer-current{border:1px solid var(--panel-line);border-radius:18px;background:#151b21;padding:18px;display:flex;flex-direction:column;justify-content:center}.analyzer-current>span{font-size:10px;text-transform:uppercase;color:#72808a;letter-spacing:.1em}.analyzer-current>b{font-size:54px;line-height:1;color:#fff;letter-spacing:-.07em;margin-top:8px}.analyzer-current>small{color:#8b96a1;margin-top:6px}.chart-shell{min-height:320px;border:1px solid var(--panel-line);border-radius:18px;background:#12171c;position:relative;overflow:hidden}.chart-shell canvas{width:100%;height:320px;display:block}.chart-empty{position:absolute;inset:0;display:grid;place-items:center;padding:30px;text-align:center;color:#68737d;font-size:12px}.stats-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:14px}.stats-grid>div{background:#171d23;border:1px solid var(--panel-line);border-radius:12px;padding:11px}.stats-grid span{display:block;color:#77828c;font-size:9px;text-transform:uppercase;letter-spacing:.08em}.stats-grid b{display:block;margin-top:5px;font-size:13px;color:#e8ecef}.range-workspace{margin-top:25px}.range-live{display:flex;align-items:baseline;gap:12px;background:#151b21;border:1px solid var(--panel-line);border-radius:16px;padding:14px 18px}.range-live>span{font-size:10px;text-transform:uppercase;color:#78838e}.range-live>b{font-size:36px;letter-spacing:-.05em}.range-live>small{color:#8a95a0}.range-live>em{font-style:normal;margin-left:auto;color:#77828c;font-size:11px}.range-steps{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.range-step{display:grid;grid-template-columns:38px 1fr;gap:12px;background:#151b21;border:1px solid var(--panel-line);border-radius:18px;padding:18px}.step-num{width:34px;height:34px;border-radius:10px;background:#252d36;display:grid;place-items:center;color:var(--lime);font-weight:800}.range-step h2{font-size:15px;margin:3px 0}.range-step p{font-size:11px;color:#76818b;margin:0}.capture-btn{grid-column:1/3;padding:11px;background:#202831;color:#e6ebee}.capture-btn:disabled{opacity:.45;cursor:not-allowed}.range-step>strong{grid-column:1/3;font-size:30px;color:var(--lime);letter-spacing:-.04em}.range-result{margin-top:12px;border:1px solid rgba(201,255,91,.3);background:rgba(201,255,91,.06);border-radius:18px;padding:20px;text-align:center}.range-result>span{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:#8e9b83}.range-result>b{display:block;font-size:44px;letter-spacing:-.06em;margin:5px}.range-result>div{display:flex;justify-content:center;align-items:baseline;gap:5px 10px}.range-result>div strong{font-size:20px}.range-result>div small{color:#859087}.range-result p{margin:10px 0 0;color:#89958c;font-size:12px}.range-result p b{color:#fff}.violin-stage{display:grid;grid-template-columns:240px 1fr;gap:18px;margin-top:28px}.violin-reading{background:#151b21;border:1px solid var(--panel-line);border-radius:20px;padding:20px;text-align:center}.violin-reading>span{display:block;color:#77838d;font-size:10px;text-transform:uppercase}.violin-reading>b{font-size:70px;color:var(--lime);line-height:1;margin-top:12px}.violin-reading>strong{display:block;font-size:24px;margin-top:8px}.violin-reading>small{color:#87929c}.mini-gauge{height:8px;background:#29313a;border-radius:99px;margin:22px 0 10px;position:relative}.mini-gauge:after{content:"";position:absolute;left:50%;top:-4px;width:1px;height:16px;background:var(--lime)}.mini-gauge span{position:absolute;left:50%;top:0;width:10px;height:8px;border-radius:99px;background:#fff;transform:translateX(-50%);transition:left .12s}.violin-reading>em{font-style:normal;color:#8d98a3;font-size:11px}.string-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.string-card{border:1px solid var(--panel-line);background:#151b21;border-radius:18px;color:#fff;padding:22px 12px;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:190px}.string-card:hover,.string-card.active{border-color:rgba(201,255,91,.55);background:#182018}.string-card span{font-size:44px;font-weight:800;letter-spacing:-.06em}.string-card b{font-size:11px;color:#8d98a3;margin-top:8px}.string-card small{font-size:9px;color:#68727c;margin-top:18px}.simple-page{padding:70px 0 100px;max-width:850px}.simple-page h1{font-size:52px;letter-spacing:-.05em}.simple-page h2{margin-top:34px}.simple-page p,.simple-page li{color:#5e666e}.simple-page a{text-decoration:underline}.not-found{text-align:center;padding:120px 20px}.not-found b{font-size:100px;letter-spacing:-.07em}.not-found h1{font-size:36px;margin:0}.not-found p{color:var(--muted)}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,30px);background:#101419;color:#fff;padding:10px 14px;border-radius:10px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;z-index:100}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1000px){.desktop-nav{display:none}.nav-toggle{display:block}.stats-grid{grid-template-columns:repeat(3,1fr)}.string-grid{grid-template-columns:repeat(2,1fr)}.violin-stage{grid-template-columns:210px 1fr}}
@media(max-width:760px){.shell{width:min(calc(100% - 24px),var(--max))}.header-inner{height:62px}.brand{font-size:14px}.brand-mark{width:29px;height:29px}.lang-select span{display:none}.lang-select select{max-width:74px}.hero{padding:50px 0 24px}.hero h1{font-size:43px}.hero p{font-size:15px}.tool-wrap{padding-bottom:48px}.tool-panel{padding:16px;border-radius:24px}.tool-topbar{align-items:flex-start}.reference-control{flex-direction:column;align-items:flex-end;gap:3px}.note-name{font-size:102px}.gauge-track{height:58px}.gauge-center{height:58px}.gauge-needle{height:50px}.meter-strip{grid-template-columns:1fr 1fr}.meter-strip>div:nth-child(2){border-right:0}.meter-strip>div:nth-child(-n+2){border-bottom:1px solid var(--panel-line)}.tool-actions{flex-direction:column}.primary-action,.secondary-action{width:100%}.content-grid{grid-template-columns:1fr;padding-bottom:55px}.article-card{padding:24px}.related-grid{grid-template-columns:1fr}.related-section h2,.faq-section h2{font-size:30px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/3}.analyzer-live{grid-template-columns:1fr}.analyzer-current{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px}.analyzer-current>b{font-size:42px}.chart-shell,.chart-shell canvas{height:260px;min-height:260px}.stats-grid{grid-template-columns:repeat(2,1fr)}.range-steps{grid-template-columns:1fr}.range-live{flex-wrap:wrap}.range-live>em{width:100%;margin:0}.violin-stage{grid-template-columns:1fr}.violin-reading> b{font-size:58px}.string-grid{grid-template-columns:repeat(4,1fr)}.string-card{min-height:125px;padding:14px 5px}.string-card span{font-size:30px}.string-card b{font-size:9px}.string-card small{display:none}.simple-page h1{font-size:40px}}
@media(max-width:430px){.string-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:4px}.meter-strip>div{padding:11px 12px}.meter-strip b{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}