/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.contents{display:contents}.table{display:table}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--font-mincho:"Tsukushi A Old Mincho","筑紫Aオールド明朝","Yu Mincho","YuMincho","Hiragino Mincho ProN",serif;--font-gothic:"Tsukushi Gothic Pro","筑紫ゴシック","Hiragino Kaku Gothic ProN","Yu Gothic","YuGothic",sans-serif;--font-geist-sans:var(--font-gothic);--font-geist-mono:var(--font-gothic);--cream:#f0ede6;--paper:#faf8f3;--ink:#1b2523;--soft:#66716d;--line:#d3cec3;--orange:#a87852;--darkorange:#755138;--yellow:#83998c}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--cream);color:var(--ink);font-family:var(--font-gothic);font-feature-settings:"palt" 1,"pkna" 1;letter-spacing:.015em;-webkit-font-smoothing:antialiased;margin:0}button,a{font:inherit;color:inherit}button{cursor:pointer}a{text-decoration:none}main{min-height:100vh;overflow:hidden}header{border-bottom:1px solid #18362d38;justify-content:space-between;align-items:center;width:min(1380px,100% - 64px);height:84px;margin:auto;display:flex}.brand{letter-spacing:.07em;align-items:center;gap:8px;font-size:14px;font-weight:850;display:flex}.mark{background:var(--ink);border-radius:50%;place-content:center;gap:2px;width:28px;height:28px;margin-right:5px;display:grid;transform:rotate(-8deg)}.mark i{background:var(--cream);width:13px;height:1px}nav{align-items:center;gap:32px;font-size:11px;font-weight:750;display:flex}nav span{border:1px solid var(--ink);letter-spacing:.12em;border-radius:30px;padding:8px 12px;font-size:9px}.hero{grid-template-columns:1.4fr minmax(300px,.7fr);align-items:end;gap:60px;width:min(1380px,100% - 64px);margin:auto;padding:58px 0 54px;display:grid}.eyebrow{font:700 10px/1 var(--font-geist-mono),monospace;letter-spacing:.18em;grid-column:1/-1;margin-bottom:-35px}.eyebrow b{color:var(--orange);margin-right:7px;font-size:8px}.hero h1{letter-spacing:-.065em;margin:0;font-size:clamp(50px,6vw,88px);font-weight:850;line-height:1.02}.hero h1 em{color:var(--orange);font-style:normal}.hero p{border-left:3px solid var(--orange);color:var(--soft);max-width:450px;margin:0 0 8px;padding-left:20px;font-size:14px;font-weight:500;line-height:1.9}.workspace{background:var(--ink);color:var(--paper);grid-template-columns:minmax(250px,.34fr) minmax(0,1fr);gap:50px;padding:55px max(32px,50vw - 690px);display:grid;position:relative}.result-side{flex-direction:column;gap:19px;display:flex}.result-card{background:var(--paper);color:var(--ink);border-radius:3px;padding:25px 27px;box-shadow:9px 9px #0000001f}.result-card>small,.presets>small{color:var(--darkorange);font:700 9px/1 var(--font-geist-mono),monospace;letter-spacing:.15em}.chord{letter-spacing:-.06em;white-space:nowrap;align-items:flex-end;min-height:80px;font-size:clamp(51px,5vw,73px);font-weight:850;line-height:1;display:flex}.quality{color:var(--soft);margin:8px 0 0;font-size:12px;font-weight:750}.notes{border-top:1px solid var(--line);border-bottom:1px solid var(--line);align-items:center;gap:7px;min-height:54px;margin:20px 0;display:flex}.notes b{background:#dce8dc;border-radius:50%;place-items:center;min-width:34px;height:34px;padding:0 7px;font-size:12px;display:grid}.notes span{color:#87938d;font-size:11px}.meta{grid-template-columns:1fr 1fr;gap:12px;display:grid}.meta div{flex-direction:column;gap:4px;display:flex}.meta span,.alts>span{color:#7c8983;letter-spacing:.08em;font-size:9px;font-weight:700}.meta b{font:700 13px/1.5 var(--font-geist-mono),monospace;letter-spacing:.08em}.alts{flex-wrap:wrap;align-items:center;gap:6px;margin-top:15px;display:flex}.alts b{border:1px solid var(--line);border-radius:20px;padding:4px 7px;font-size:10px}.listen{background:var(--orange);color:#fff;border:0;border-radius:2px;width:100%;margin-top:20px;padding:12px 16px;font-size:12px;font-weight:800}.listen i{border:1px solid #fff9;border-radius:50%;place-items:center;width:21px;height:21px;margin-right:6px;font-size:7px;font-style:normal;display:inline-grid}.listen:disabled{opacity:.4;cursor:not-allowed}.result-side aside{border:1px solid #ffffff25;gap:13px;padding:15px 17px;display:flex}.result-side aside b{color:var(--yellow);font:700 9px/1.7 var(--font-geist-mono),monospace}.result-side aside p{color:#ffffffa3;margin:0;font-size:10px;line-height:1.7}.board-side{min-width:0}.board-head{justify-content:space-between;align-items:flex-start;min-height:54px;margin-bottom:16px;display:flex}.board-head>div,.section-title{align-items:center;gap:14px;display:flex}.board-head>div>b,.section-title>b{background:var(--orange);color:#fff;width:33px;height:33px;font:700 10px/1 var(--font-geist-mono),monospace;border-radius:50%;place-items:center;display:grid}.board-head span,.section-title span{flex-direction:column;gap:4px;display:flex}.board-head strong{font-size:18px}.board-head small{color:#ffffff80;font-size:10px}.board-head>button{color:#ffffffd0;background:0 0;border:1px solid #ffffff43;border-radius:2px;padding:8px 12px;font-size:10px}.board-head>button:hover{background:#ffffff12}.board-scroll{scrollbar-color:#ffffff35 transparent;padding-bottom:10px;overflow-x:auto}.fret-nos,.string-row,.dots{grid-template-columns:44px 60px repeat(12,1fr);display:grid}.fret-nos{color:#ffffff6e;height:23px;font:600 8px/1 var(--font-geist-mono),monospace;text-align:center}.fret-nos span{place-items:center;display:grid}.string-name{align-items:center;gap:5px;display:flex}.string-name b{font:700 12px/1 var(--font-geist-mono),monospace}.string-name small{color:#ffffff60;font-size:7px}.string-row>button{background:#ffffff05;border-top:0;border-bottom:1px solid #ffffff0d;border-left:2px solid #ffffff73;border-right:0;padding:0;position:relative}.string-row>button:after{content:"";z-index:0;background:#f4e6bfbe;height:1px;position:absolute;top:50%;left:0;right:0;box-shadow:0 1px 1px #0008}.string-row>button:focus-visible{outline:2px solid var(--yellow);outline-offset:-3px;z-index:4}.string-row>button.open{background:#ffffff08;border-left:0}.string-row>button.open:before{content:"";z-index:1;background:#d7c9a6;width:5px;position:absolute;top:0;bottom:0;right:-2px}.string-row>button span{z-index:2;background:var(--orange);color:#fff;border-radius:50%;place-items:center;width:31px;height:31px;font-size:9px;font-weight:900;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 2px #9c3618}.string-row>button.selected{background:#ec6a3a16}.dots{color:#ffffff4d;text-align:center;height:21px;font-size:11px}.dots span{letter-spacing:3px;place-items:center;display:grid}.presets{align-items:center;gap:17px;margin-top:12px;display:flex}.presets>small{color:#ffffff69}.presets button{color:#ffffffd6;background:0 0;border:1px solid #ffffff30;border-radius:30px;min-width:45px;padding:6px 11px;font-size:10px;font-weight:700}.presets button:hover{background:var(--paper);color:var(--ink)}.meaning{width:min(1380px,100% - 64px);margin:auto;padding:72px 0 80px}.section-title{margin-bottom:25px}.section-title small{color:var(--darkorange);font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.16em}.section-title strong{letter-spacing:-.04em;font-size:25px}.meaning-grid{border:1px solid var(--line);grid-template-rows:auto auto;grid-template-columns:1fr 1fr;display:grid}.meaning-grid article{border-right:1px solid var(--line);background:#ffffff2e;min-height:238px;padding:32px}.meaning-grid article:first-child,.meaning-grid article:nth-child(2){border-bottom:1px solid var(--line)}.meaning-grid article:nth-child(2),.meaning-grid article:last-child{border-right:0}.meaning-grid .key-role{grid-area:2/1}.meaning-grid .ai{background:var(--orange);color:#fff;flex-direction:column;grid-area:2/2;justify-content:center;display:flex}.meaning-grid article>i{border:1px solid var(--ink);border-radius:50%;place-items:center;width:37px;height:37px;margin-bottom:35px;font-size:20px;font-style:normal;display:grid}.meaning-grid article>i.yellow{background:var(--yellow);border-color:var(--yellow);font-size:15px}.meaning-grid article>small{color:var(--darkorange);letter-spacing:.08em;margin-bottom:8px;font-size:9px;font-weight:800;display:block}.meaning-grid h2{letter-spacing:-.02em;max-width:330px;margin:0;font-size:17px;line-height:1.65}.meaning-grid .ai>small{color:#fff;font:700 9px/1 var(--font-geist-mono),monospace;letter-spacing:.13em}.ai h2{font-size:24px}.ai p{color:#ffffffc5;margin:9px 0 19px;font-size:11px;line-height:1.7}.ai button{color:#fff;background:0 0;border:1px solid #ffffffb8;justify-content:space-between;padding:12px 14px;font-size:11px;font-weight:800;display:flex}.ai button:hover:not(:disabled){color:var(--darkorange);background:#fff}.ai button:disabled{opacity:.4;cursor:not-allowed}.how{text-align:center;background:#e5dfd1;padding:46px max(30px,50vw - 575px)}.how>small{color:var(--darkorange);font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.17em}.how>div{justify-content:center;align-items:center;gap:32px;margin-top:26px;display:flex}.how article{min-width:200px}.how article>b{background:var(--ink);color:#fff;width:27px;height:27px;font:700 9px/1 var(--font-geist-mono),monospace;border-radius:50%;place-items:center;margin:auto;display:grid}.how h3{margin:10px 0 4px;font-size:13px}.how p{color:var(--soft);margin:0;font-size:10px}.how>div>i{color:#98a39d;font-style:normal}footer{background:var(--ink);color:#fff;align-items:center;gap:25px;min-height:105px;padding:27px max(32px,50vw - 690px);display:flex}footer>b{letter-spacing:.08em;font-size:13px}footer p{color:#ffffff8e;flex:1;font-size:10px}footer small{color:#ffffff5c;font:600 8px/1 var(--font-geist-mono),monospace;letter-spacing:.12em}.toast{z-index:10;color:#fff;background:#10271f;border-radius:30px;padding:11px 17px;font-size:11px;font-weight:700;position:fixed;bottom:25px;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #0004}@media (width<=900px){header,.hero,.meaning{width:min(100% - 36px,700px)}header{height:72px}nav a{display:none}.hero{grid-template-columns:1fr;padding:43px 0}.eyebrow{margin-bottom:0}.hero p{margin-top:22px}.workspace{grid-template-columns:1fr;padding:42px 18px}.result-side{grid-template-columns:minmax(250px,.8fr) 1fr;align-items:start;display:grid}.how>div{gap:12px}.how article{flex:1;min-width:0}}@media (width<=620px){header,.hero,.meaning{width:calc(100% - 28px)}.brand{font-size:12px}.hero h1{font-size:47px}.hero p{font-size:12px}.workspace{gap:38px}.result-side{display:flex}.chord{font-size:58px}.presets{flex-direction:column;align-items:flex-start}.meaning{padding:55px 0}.meaning-grid{grid-template-rows:auto;grid-template-columns:1fr}.meaning-grid .key-role,.meaning-grid .ai{grid-area:auto}.meaning-grid article,.meaning-grid article:nth-child(2){border-right:0;border-bottom:1px solid var(--line);min-height:195px}.meaning-grid article:last-child{border-bottom:0}.meaning-grid article>i{margin-bottom:24px}.how>div{flex-direction:column;gap:17px}.how>div>i{transform:rotate(90deg)}.how article{width:100%}footer{flex-direction:column;align-items:flex-start;gap:8px;padding:28px 21px}footer p{margin:0}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.fretboard{min-width:970px}.fret-nos span:first-child{color:#ffffff52}.string-row>button:hover{background:#ffffff10}.presets{border-top:1px solid #ffffff18;grid-template-columns:auto 1fr;align-items:start;gap:10px 17px;margin-top:15px;padding-top:15px;display:grid}.presets>div{flex-wrap:wrap;gap:6px;display:flex}.preset-title{flex-direction:column;grid-row:1/3;padding-top:4px;gap:5px!important}.preset-title small{color:#ffffff69;font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.12em}.preset-title b{color:var(--yellow);font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.1em}.presets .preset-tabs,.presets .preset-shapes{flex-wrap:wrap;gap:6px;display:flex}.presets button{min-width:44px;padding:6px 10px}.preset-tabs button{color:#ffffff8e;padding:5px 9px;font-size:9px}.presets button:hover,.presets button.active{background:var(--paper);border-color:var(--paper);color:var(--ink)}.preset-tabs button.active{background:var(--yellow);border-color:var(--yellow)}.preset-shapes button.active{background:var(--orange);border-color:var(--orange);color:#fff}@media (width<=620px){.board-head{gap:15px}.board-head>button{white-space:nowrap}.presets{grid-template-columns:1fr;align-items:start;display:grid}.preset-title{flex-direction:row;grid-row:auto;align-items:center}.presets .preset-tabs,.presets .preset-shapes{flex-flow:row;padding-bottom:4px;overflow-x:auto}.presets button{flex:none}}header{border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;gap:38px;min-height:108px;display:grid}.brand{letter-spacing:.09em;justify-self:start;gap:10px;font-size:13px;font-weight:820}.mark{background:var(--ink);border-radius:9px;width:31px;height:31px;transform:rotate(-5deg);box-shadow:0 7px 18px #11182720}.mark i{background:#d7dbe3;width:15px}.header-claim{text-align:center}.header-claim small{color:var(--orange);font:760 8px/1 var(--font-geist-mono),monospace;letter-spacing:.2em;margin-bottom:7px;display:block}.header-claim h1{letter-spacing:-.055em;margin:0;font-size:clamp(18px,2vw,25px);font-weight:760;line-height:1.2}.header-claim em{color:var(--orange);font-style:normal}.header-claim p{max-width:310px;color:var(--soft);letter-spacing:.02em;margin:8px auto 0;font-size:9px;line-height:1.65}.header-claim[lang=ja] p{white-space:nowrap;max-width:none}nav{letter-spacing:.04em;justify-self:end;gap:28px;font-size:10px}.workspace{background:radial-gradient(circle at 82% 0,#7165ff1c,#0000 34%),linear-gradient(145deg,#111827,#0d1421 72%);margin-top:24px}.result-card{border:1px solid #fff;border-radius:16px;box-shadow:0 22px 55px #05091458}.listen{border-radius:9px;box-shadow:0 9px 22px #7165ff43}.result-side aside{background:#ffffff08;border-radius:11px}.result-side aside b{color:var(--yellow)}.board-head>div>b,.section-title>b{border-radius:10px}.board-head>button{background:#ffffff08;border-radius:8px}.board-scroll{background:#090e18;border:1px solid #ffffff17;border-radius:14px;padding:8px 8px 12px;box-shadow:inset 0 1px #ffffff0a,0 20px 40px #03060d4d}.fretboard{min-width:970px;position:relative}.fret-nos,.string-row,.dots{grid-template-columns:44px 60px repeat(12,1fr)}.fret-nos{color:#a7afbd8c;height:25px}.string-row{height:53px}.string-row>button{background:linear-gradient(90deg,#ffffff05,#0000 28%,#0000000d 72%,#ffffff04),repeating-linear-gradient(0deg,#3d291f 0,#422b21 6px,#35231b 12px,#482f23 18px);border:0;border-left:3px solid #9ba3ad;padding:0;position:relative;box-shadow:inset 1px 0 #eef1f585,inset -2px 0 #0b0f16a8}.string-row>button:last-child{border-right:3px solid #9ba3ad}.string-row>button:after{content:"";z-index:1;background:linear-gradient(#faf7e9,#8f8877);height:1px;position:absolute;top:50%;left:-3px;right:-1px;transform:translateY(-50%);box-shadow:0 1px 1px #07090dcc,0 -1px #ffffff25}.string-row.s2>button:after{height:1.3px}.string-row.s3>button:after{height:1.7px}.string-row.s4>button:after,.string-row.s5>button:after,.string-row.s6>button:after{background:repeating-linear-gradient(90deg,#d8cfb8 0 3px,#756f63 3px 4px)}.string-row.s4>button:after{height:2.1px}.string-row.s5>button:after{height:2.7px}.string-row.s6>button:after{height:3.2px}.string-row>button:hover{filter:brightness(1.13)}.string-row>button:focus-visible{outline-color:var(--yellow)}.string-row>button.open{box-shadow:none;background:linear-gradient(90deg,#161d2b,#202a3c);border-left:0}.string-row>button.open:before{background:linear-gradient(90deg,#d9d5c9,#fffdf3 45%,#aaa89f);border-radius:2px;width:7px;right:-4px;box-shadow:1px 0 3px #0008}.string-row>button span{z-index:3;background:var(--orange);border:2px solid #c9c4ff;box-shadow:0 3px 9px #090d18a6,inset 0 1px #ffffff4a}.string-row>button.selected{filter:brightness(1.08)}.dots{color:#e8e1cf99;min-height:28px}.dots span:nth-child(n+3){background:repeating-linear-gradient(0deg,#38261e 0,#402a20 7px,#33211a 14px);border-left:3px solid #8d949e}.dots span:last-child{border-right:3px solid #8d949e}.preset-title b{color:var(--yellow)}.meaning-grid{border-radius:16px;overflow:hidden;box-shadow:0 18px 45px #1820330b}.meaning-grid article>i{border-radius:11px}.ai button{background:#ffffff0a;border-radius:9px}.how article>b{border-radius:8px}@media (width<=900px){header{grid-template-columns:1fr auto;gap:10px 20px;min-height:118px;padding:18px 0}.header-claim{text-align:left;grid-area:2/1/auto/-1}.header-claim small{margin-bottom:5px}.workspace{margin-top:18px}.header-claim p{margin-left:0}}@media (width<=620px){header{min-height:112px}.brand{font-size:11px}.mark{width:28px;height:28px}.header-claim h1{font-size:20px}nav{gap:0}nav span{padding:7px 10px}}@media (width<=460px){.header-claim[lang=ja] p{letter-spacing:0;font-size:6.4px}}.board-head{align-items:center}.board-actions{flex-wrap:wrap;justify-content:flex-end;gap:7px;display:flex}.board-actions button{color:#d8deea;white-space:nowrap;background:#ffffff08;border:1px solid #ffffff30;border-radius:8px;padding:8px 11px;font-size:9px;font-weight:760}.board-actions button:hover:not(:disabled){background:#ffffff15;border-color:#ffffff63}.board-actions button.active{color:#fff;background:#7165ff2c;border-color:#8d83ff}.board-actions button:disabled{opacity:.38;cursor:not-allowed}.key-panel{background:#ffffff08;border:1px solid #ffffff1f;border-radius:12px;margin:-3px 0 14px;padding:15px}.key-panel-title{justify-content:space-between;align-items:center;gap:16px;margin-bottom:11px;display:flex}.key-panel-title span{align-items:baseline;gap:9px;display:flex}.key-panel-title b{color:#c8c3ff;font:760 8px/1 var(--font-geist-mono),monospace;letter-spacing:.14em}.key-panel-title small{color:#ffffff7c;font-size:9px}.key-panel-title>button{color:#ffffff69;text-underline-offset:3px;background:0 0;border:0;font-size:8px;text-decoration:underline}.key-options,.key-modes{flex-wrap:wrap;gap:5px;display:flex}.key-options button,.key-modes button{color:#bac2d0;background:#0b111c;border:1px solid #ffffff24;border-radius:7px;min-width:38px;padding:6px 9px;font-size:9px;font-weight:750}.key-options button:hover,.key-modes button:hover,.key-options button.active,.key-modes button.active{color:#fff;background:#7165ff;border-color:#9187ff}.key-modes{margin-top:7px}.key-modes button{min-width:96px}.fretboard{isolation:isolate}.inlay-grid,.barre-grid{pointer-events:none;grid-template-columns:repeat(12,1fr);height:318px;display:grid;position:absolute;top:25px;left:104px;right:0}.inlay-grid{z-index:2}.inlay-grid>span{position:relative}.inlay-grid>span.single:before,.inlay-grid>span.double:before,.inlay-grid>span.double:after{content:"";opacity:.88;background:radial-gradient(circle at 34% 30%,#fffdf3 0 18%,#c9c1ad 52%,#7d7668 100%);border-radius:50%;width:17px;height:17px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 1px 2px #000b,inset 0 0 0 1px #ffffff74}.inlay-grid>span.double:before{top:35%}.inlay-grid>span.double:after{top:65%}.barre-grid{z-index:5;grid-template-rows:repeat(6,53px)}.barre-marker{opacity:.94;background:linear-gradient(90deg,#5b50e7,#8f86ff 48%,#554ad6);border:1px solid #b9b4ff;border-radius:20px;place-self:stretch center;width:17px;min-height:28px;margin:10px 0;box-shadow:0 3px 10px #050817a6,inset 1px 0 #fff5}.string-row>button:after{z-index:4}.string-row>button span{z-index:7}.string-row>button.selected,.string-row>button.selected:hover{filter:none}.string-row>button.selected:focus-visible{z-index:auto}.chord-finder{background:#ffffff07;border:1px solid #ffffff17;border-radius:14px;grid-template-columns:minmax(230px,.85fr) minmax(0,1.45fr);gap:12px 18px;margin-top:15px;padding:16px;display:grid}.chord-search{border-right:1px solid #ffffff18;flex-direction:column;grid-row:1/5;padding-right:18px;display:flex}.chord-search label{flex-direction:column;gap:5px;margin-bottom:11px;display:flex}.chord-search label small{color:#9b93ff;font:750 8px/1 var(--font-geist-mono),monospace;letter-spacing:.14em}.chord-search label b{font-size:14px}.chord-search>div{grid-template-columns:minmax(0,1fr) auto;display:grid}.chord-search input{color:#fff;min-width:0;font:720 12px/1 var(--font-geist-mono),monospace;background:#070b13;border:1px solid #ffffff2c;border-right:0;border-radius:8px 0 0 8px;outline:0;padding:10px 11px}.chord-search>div button{background:var(--orange);color:#fff;border:0;border-radius:0 8px 8px 0;padding:10px 12px;font-size:9px;font-weight:780}.chord-search p{color:#ffffff70;min-height:28px;margin:9px 0 0;font-size:9px;line-height:1.55}.filter-heading{align-items:baseline;gap:9px;padding-bottom:2px;display:flex}.filter-heading h3{color:#f5f7fb;letter-spacing:-.02em;margin:0;font-size:14px;line-height:1.35}.filter-row,.finder-results{grid-template-columns:66px minmax(0,1fr);align-items:start;gap:9px;display:grid}.filter-row>span,.finder-results>span{align-items:center;gap:6px;padding-top:3px;display:flex}.filter-row>span b{color:#fff;width:19px;height:19px;font:750 7px/1 var(--font-geist-mono),monospace;background:#7165ff;border-radius:6px;place-items:center;display:grid}.filter-row>span small,.finder-results small{color:#ffffff6f;font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.08em}.filter-row>div,.finder-results>div{flex-wrap:wrap;gap:5px;display:flex}.filter-row button,.finder-results button{color:#bdc4d0;background:0 0;border:1px solid #ffffff24;border-radius:7px;min-width:37px;padding:6px 8px;font-size:9px;font-weight:720}.finder-results{border-top:1px solid #ffffff13;padding-top:11px}.finder-results>span{flex-direction:column;align-items:baseline;gap:4px}.finder-results>span b{color:#57ddcd;font:750 8px/1 var(--font-geist-mono),monospace}.finder-results button:hover,.finder-results button.active{border-color:var(--orange);background:var(--orange);color:#fff}.key-role button{color:#5146d9;background:0 0;border:1px solid #7165ff;border-radius:7px;margin-top:16px;padding:8px 11px;font-size:9px;font-weight:760}.key-role button:hover{color:#fff;background:#7165ff}@media (width<=1050px){.chord-finder{grid-template-columns:1fr}.chord-search{border-bottom:1px solid #ffffff18;border-right:0;grid-row:auto;padding:0 0 14px}}@media (width<=900px){.board-head{align-items:flex-start}.board-actions{max-width:330px}}@media (width<=620px){.board-head{flex-direction:column}.board-actions{justify-content:flex-start;width:100%;max-width:none}.board-actions button{flex:1}.key-panel-title{align-items:flex-start}.key-panel-title span{flex-direction:column;align-items:flex-start}.chord-finder{padding:13px}.filter-row,.finder-results{grid-template-columns:1fr}.filter-row>span,.finder-results>span{flex-direction:row}}.header-claim h1,.chord,.section-title strong,.meaning-grid h2,.ai h2{font-family:var(--font-mincho);font-weight:600}.header-claim h1{letter-spacing:-.035em}.header-claim em{color:var(--darkorange)}.brand{font-family:var(--font-gothic);font-weight:700}.brand b{color:var(--darkorange)}.mark{background:#26312e;box-shadow:0 7px 18px #1b252322}.mark i{background:#ded9cf}nav span{color:#565f5b;border-color:#bbb6ac}nav a:hover{color:var(--darkorange)}.workspace{background:radial-gradient(circle at 84% 0,#a878521c,#0000 35%),linear-gradient(145deg,#202b28,#131b19 74%)}.result-card{border-color:#eee9df;box-shadow:0 22px 55px #0c14113d}.result-card>small{color:var(--darkorange)}.notes b{color:#654a38;background:#e8e2d8}.listen{background:var(--orange);box-shadow:0 9px 22px #6b48352f}.listen:hover:not(:disabled){background:var(--darkorange)}.result-side aside{background:#ffffff07}.result-side aside b,.preset-title b{color:#a9bcae}.board-head>div>b,.section-title>b{background:var(--orange)}.board-scroll{background:#0e1513;border-color:#ffffff18;box-shadow:inset 0 1px #ffffff0a,0 20px 40px #070c0a55}.string-row>button span{background:#9b6c49;border-color:#e5cfbb;box-shadow:0 3px 9px #090d0ba6,inset 0 1px #ffffff4a}.string-row>button.open.muted .muted-mark{color:#c7cdc9;background:#343c39;border-color:#737b77;font-size:15px;font-weight:700;box-shadow:0 3px 9px #090d0ba6,inset 0 1px #ffffff1f}.preset-tabs button.active{color:#33453e;background:#d8e0da;border-color:#d8e0da}.preset-shapes button.active{background:var(--orange);border-color:var(--orange)}.meaning-grid{box-shadow:0 18px 45px #18231f0b}.meaning-grid article{background:#fbfaf6}.meaning-grid article>i.yellow{color:#4d675b;background:#e1e8e2;border-color:#c5d0c8}.meaning-grid .key-role{background:#f0eee8}.key-role>i{color:#755138;background:#e6e1d8;border-color:#cec5b7!important}.key-role button{border-color:var(--orange);color:var(--darkorange)}.key-role button:hover{background:var(--orange);color:#fff}.meaning-grid .ai{background:#755943}.how{background:#e5e1d8}footer{background:#151d1b}.board-actions button.active{background:#a878522b;border-color:#b79476}.key-panel-title b,.chord-search label small,.filter-heading small{color:#d1ad8f}.key-options button:hover,.key-modes button:hover,.key-options button.active,.key-modes button.active{background:var(--orange);border-color:#b88a65}.barre-marker{background:linear-gradient(90deg,#80583b,#ae8060 48%,#755039);border-color:#d2b79f}.chord-search input:focus{border-color:#b88a65}.chord-search>div button{background:var(--orange)}.filter-row>span b{background:#667d71}.filter-row button:hover,.filter-row button.active{color:#35483f;background:#dce3de;border-color:#a9b9af}.finder-results>span b{color:#a9bcae}.finder-results button:hover,.finder-results button.active{border-color:var(--orange);background:var(--orange)}.instrument-switch{background:#080f0d80;border:1px solid #ffffff20;border-radius:12px;gap:4px;margin-bottom:18px;padding:4px;display:inline-flex}.instrument-switch button{color:#ffffff80;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-width:132px;padding:9px 14px;font-size:11px;font-weight:750;display:flex}.instrument-switch button small{color:inherit;font:700 7px/1 var(--font-geist-mono),monospace;letter-spacing:.1em}.instrument-switch button:hover{color:#fff;background:#ffffff0d}.instrument-switch button.active{color:#27322f;background:#f0ebe2;box-shadow:0 4px 14px #0004}.reach-warning{color:#e8ded5;background:#a8785218;border:1px solid #c79a725d;border-radius:10px;align-items:flex-start;gap:10px;margin:-4px 0 14px;padding:11px 13px;font-size:10px;line-height:1.55;display:flex}.reach-warning b{color:#deb896;letter-spacing:.06em;flex:none;font-size:9px}.reach-warning span{color:#ffffffbd}.barre-segment{z-index:5;opacity:.96;pointer-events:none;background:linear-gradient(90deg,#80583b,#ae8060 48%,#755039);border-left:1px solid #d2b79f;border-right:1px solid #d2b79f;width:17px;position:absolute;top:-1px;bottom:-1px;left:50%;transform:translate(-50%);box-shadow:0 3px 10px #050817a6,inset 1px 0 #fff5}.barre-segment.barre-start{border-top:1px solid #d2b79f;border-radius:12px 12px 0 0;top:50%}.barre-segment.barre-end{border-bottom:1px solid #d2b79f;border-radius:0 0 12px 12px;bottom:50%}@media (width<=620px){.instrument-switch{width:100%;display:flex}.instrument-switch button{flex:1;min-width:0;padding:9px 8px}.reach-warning{flex-direction:column;gap:4px}}.instrument-guitar{--instrument-accent:#9b6c49;--instrument-accent-dark:#755138;--instrument-accent-soft:#e8ddd2}.instrument-bass{--instrument-accent:#4f7f78;--instrument-accent-dark:#315f59;--instrument-accent-soft:#dce9e5}.instrument-guitar .string-row.s1>button:after{height:1px}.instrument-guitar .string-row.s2>button:after{height:1.3px}.instrument-guitar .string-row.s3>button:after{height:1.7px}.instrument-guitar .string-row.s4>button:after,.instrument-guitar .string-row.s5>button:after,.instrument-guitar .string-row.s6>button:after{background:repeating-linear-gradient(90deg,#ddd4bf 0 3px,#716b61 3px 4px)}.instrument-guitar .string-row.s4>button:after{height:2.1px}.instrument-guitar .string-row.s5>button:after{height:2.8px}.instrument-guitar .string-row.s6>button:after{height:3.5px}.instrument-bass .string-row>button:after{background:repeating-linear-gradient(90deg,#ddd5c3 0 2px,#777168 2px 3px);box-shadow:0 2px 2px #050706d9,0 -1px #ffffff38}.instrument-bass .string-row.s1>button:after{height:3.4px}.instrument-bass .string-row.s2>button:after{height:4.2px}.instrument-bass .string-row.s3>button:after{height:5.1px}.instrument-bass .string-row.s4>button:after{height:6px}.instrument-guitar .listen,.instrument-bass .listen,.instrument-guitar .string-row>button span,.instrument-bass .string-row>button span{background:var(--instrument-accent)}.instrument-guitar .listen:hover:not(:disabled),.instrument-bass .listen:hover:not(:disabled){background:var(--instrument-accent-dark)}.instrument-guitar .listen{box-shadow:0 9px 22px #6b48352f}.instrument-bass .listen{box-shadow:0 9px 22px #315f5938}.instrument-guitar .string-row>button span,.instrument-bass .string-row>button span{border-color:var(--instrument-accent-soft);box-shadow:0 3px 9px #090d0ba6,inset 0 1px #ffffff52}.instrument-guitar .notes b,.instrument-bass .notes b{background:var(--instrument-accent-soft);color:var(--instrument-accent-dark)}.instrument-bass .instrument-switch button.active{color:#294f4a;background:#dce9e5}.instrument-bass .board-head>div>b{background:var(--instrument-accent)}.filter-heading{flex-direction:column;align-items:flex-start;gap:5px;padding:0 0 2px;display:flex}.filter-heading small{color:#d1ad8f;font:750 8px/1 var(--font-geist-mono),monospace;letter-spacing:.14em}.filter-heading b{color:#f5f7fb;letter-spacing:-.02em;font-size:14px;line-height:1.35}.instrument-bass .filter-heading small,.instrument-bass .chord-search label small{color:#91bbb4}.instrument-guitar .chord-search>div button,.instrument-bass .chord-search>div button,.instrument-guitar .section-title>b,.instrument-bass .section-title>b,.instrument-guitar .meaning-grid .ai,.instrument-bass .meaning-grid .ai,.instrument-guitar .filter-row>span b,.instrument-bass .filter-row>span b{background:var(--instrument-accent)}.instrument-guitar .chord-search input:focus,.instrument-bass .chord-search input:focus{border-color:var(--instrument-accent)}.instrument-guitar .finder-results button:hover,.instrument-guitar .finder-results button.active,.instrument-bass .finder-results button:hover,.instrument-bass .finder-results button.active{border-color:var(--instrument-accent);background:var(--instrument-accent);color:#fff}.instrument-guitar .finder-results>span b,.instrument-bass .finder-results>span b,.instrument-guitar .meaning-grid article>small,.instrument-bass .meaning-grid article>small{color:var(--instrument-accent-dark)}.instrument-guitar .board-actions button.active,.instrument-bass .board-actions button.active{border-color:var(--instrument-accent);background:var(--instrument-accent)}@supports (color:color-mix(in lab, red, red)){.instrument-guitar .board-actions button.active,.instrument-bass .board-actions button.active{background:color-mix(in srgb,var(--instrument-accent) 26%,transparent)}}.instrument-guitar .key-panel-title b,.instrument-bass .key-panel-title b{color:var(--instrument-accent-soft)}@supports (color:color-mix(in lab, red, red)){.instrument-guitar .key-panel-title b,.instrument-bass .key-panel-title b{color:color-mix(in srgb,var(--instrument-accent-soft) 78%,white)}}.instrument-guitar .key-options button:hover,.instrument-guitar .key-modes button:hover,.instrument-guitar .key-options button.active,.instrument-guitar .key-modes button.active,.instrument-bass .key-options button:hover,.instrument-bass .key-modes button:hover,.instrument-bass .key-options button.active,.instrument-bass .key-modes button.active{border-color:var(--instrument-accent);background:var(--instrument-accent)}.instrument-guitar .meaning-grid article>i.yellow,.instrument-bass .meaning-grid article>i.yellow,.instrument-guitar .key-role>i,.instrument-bass .key-role>i{background:var(--instrument-accent-soft);color:var(--instrument-accent-dark);border-color:var(--instrument-accent)!important}.meaning-key-setting{border-top:1px solid var(--line);margin-top:20px;padding-top:15px}.meaning-key-setting>span{color:var(--instrument-accent-dark);font:750 8px/1 var(--font-gothic);letter-spacing:.13em;margin-bottom:9px;display:block}.meaning-key-options{grid-template-columns:repeat(6,1fr);gap:4px;display:grid}.meaning-key-modes{gap:5px;margin-top:6px;display:flex}.meaning-key-options button,.meaning-key-modes button{color:#5e6964;background:0 0;border:1px solid #c8c0b4;border-radius:6px;min-width:0;padding:6px 4px;font-size:8px;font-weight:750}.meaning-key-modes button{flex:1;padding:7px}.meaning-key-options button:hover,.meaning-key-modes button:hover,.meaning-key-options button.active,.meaning-key-modes button.active{border-color:var(--instrument-accent);background:var(--instrument-accent);color:#fff}.meaning-key-modes button.clear{border-style:dashed;flex:none;padding-inline:10px}.meaning-key-modes button.clear:hover{background:#8b6b5d;border-color:#8b6b5d}.instrument-bass .meaning-grid .key-role{background:var(--instrument-accent-soft)}@supports (color:color-mix(in lab, red, red)){.instrument-bass .meaning-grid .key-role{background:color-mix(in srgb,var(--instrument-accent-soft) 42%,#fbfaf6)}}@media (width<=620px){.meaning-key-options{grid-template-columns:repeat(4,1fr)}}.meaning-key-options button,.meaning-key-modes button{margin:0}.sound-credit{white-space:nowrap}.sound-credit a{color:#ffffff9e;text-underline-offset:3px;text-decoration:underline}.sound-credit a:hover{color:#fff}.language-toggle{color:#565f5b;font:750 9px/1 var(--font-geist-mono),monospace;letter-spacing:.08em;white-space:nowrap;background:0 0;border:1px solid #bbb6ac;border-radius:30px;padding:8px 10px}.language-toggle:hover{border-color:var(--orange);color:var(--darkorange)}.chord{white-space:normal;overflow-wrap:anywhere;word-break:normal;align-items:flex-end;height:auto;min-height:80px}.tuning-panel{background:#080f0d80;border:1px solid #ffffff24;border-radius:12px;margin:0 0 15px;padding:14px 16px}.tuning-panel-title{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.tuning-panel-title span{flex-direction:column;gap:5px;display:flex}.tuning-panel-title b{color:#f5f7fb;font-size:12px}.tuning-panel-title small{color:#ffffff8f;max-width:620px;font-size:9px;line-height:1.55}.tuning-panel-title button{color:#f5f7fb;background:0 0;border:1px solid #ffffff35;border-radius:7px;flex:none;padding:7px 9px;font-size:9px;font-weight:750}.tuning-panel-title button:hover:not(:disabled){border-color:var(--instrument-accent);background:var(--instrument-accent);color:#fff}.tuning-panel-title button:disabled{opacity:.42;cursor:not-allowed}.tuning-options{grid-template-columns:repeat(6,minmax(0,1fr));gap:7px;margin-top:13px;display:grid}.tuning-options label{flex-direction:column;gap:5px;display:flex}.tuning-options label small{color:#ffffff75;font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.08em}.tuning-options select{color:#fff;width:100%;font:700 11px/1 var(--font-geist-mono),monospace;background:#101a17;border:1px solid #ffffff2e;border-radius:7px;outline:0;padding:8px 7px}.tuning-options select:focus{border-color:var(--instrument-accent)}.tuning-options option{color:#fff;background:#18221f}@media (width<=900px){.tuning-options{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=620px){.language-toggle{padding:7px 8px;font-size:8px}.chord{font-size:clamp(42px,14vw,58px);line-height:1.02}.tuning-panel{padding:13px}.tuning-panel-title{flex-direction:column;gap:10px}.tuning-panel-title button{width:100%}.tuning-options{grid-template-columns:repeat(2,minmax(0,1fr))}}.degree-row,.voicing-row{border-top:1px solid var(--line);margin-top:15px;padding-top:13px}.degree-row>span,.voicing-row>span,.saved-chords small{color:#7c8983;font:700 8px/1 var(--font-geist-mono),monospace;letter-spacing:.1em;margin-bottom:7px;display:block}.degree-row>div,.voicing-row>div{flex-wrap:wrap;gap:6px;display:flex}.degree-row b{color:#563d2e;background:#ece7de;border-radius:7px;align-items:baseline;gap:3px;padding:5px 7px;font-size:10px;display:flex}.degree-row b small{font:700 8px/1 var(--font-geist-mono),monospace;color:#92735a}.result-tools{gap:7px;margin-top:15px;display:flex}.result-tools button,.voicing-row button{border:1px solid var(--line);color:var(--ink);background:0 0;border-radius:7px;font-size:9px;font-weight:750}.result-tools button{flex:1;padding:8px}.result-tools button.active,.voicing-row button.active{border-color:var(--orange);color:#704b33;background:#efe2d6}.result-tools button:disabled{opacity:.42}.voicing-row button{text-align:left;padding:6px 8px}.voicing-row button small{color:var(--soft);font:700 8px/1 var(--font-geist-mono),monospace;margin-top:3px;display:block}.tuning-presets{flex-wrap:wrap;gap:6px;margin-top:13px;display:flex}.tuning-presets button,.tuning-details-button{color:#f3f0e9;background:0 0;border:1px solid #ffffff2e;border-radius:7px;padding:8px 11px;font-size:11px;font-weight:700}.tuning-presets button.active,.tuning-presets button:hover,.tuning-details-button:hover{border-color:var(--instrument-accent);background:var(--instrument-accent);color:#fff}.tuning-details-button{border-style:dashed;margin-top:12px;display:block}.piano-board{background:#121a18;border:1px solid #ffffff18;border-radius:12px;height:202px;margin:0 0 16px;padding:0 10px 9px;display:flex;position:relative;overflow-x:auto}.piano-board button{z-index:1;color:#323c38;background:#f7f5ef;border:1px solid #777;border-radius:0 0 6px 6px;flex:0 0 43px;height:100%;margin:0;padding:0;position:relative}.piano-board button.black{z-index:3;color:#f2f0ea;background:#26302d;border-color:#111;border-radius:0 0 5px 5px;flex-basis:29px;height:62%;margin:0 -14px 0 -15px}.piano-board button.selected{background:var(--instrument-accent);color:#fff}.piano-board button span{font:700 8px/1 var(--font-geist-mono),monospace;position:absolute;bottom:10px;left:0;right:0}.piano-board .black span{color:#fff;bottom:8px}.instrument-piano{--instrument-accent:#6d68a9;--instrument-accent-dark:#4d497f;--instrument-accent-soft:#e6e4f6}.instrument-piano .board-head>div>b,.instrument-piano .listen,.instrument-piano .chord-search>div button,.instrument-piano .meaning-grid .ai{background:var(--instrument-accent)}.instrument-piano .instrument-switch button.active{color:#45416d;background:#e6e4f6}.saved-chords{border-top:1px solid #ffffff16;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;padding-top:13px;display:grid}.saved-chords>div{flex-wrap:wrap;align-content:flex-start;gap:5px;display:flex}.saved-chords small{color:#ffffff76;width:100%}.saved-chords button{color:#e9e8e1;font:700 9px/1 var(--font-geist-mono),monospace;background:0 0;border:1px solid #ffffff25;border-radius:20px;padding:5px 7px}.saved-chords button:hover{border-color:var(--instrument-accent);background:var(--instrument-accent)}.saved-chords span{color:#ffffff76;font-size:9px}@media (width<=900px){.instrument-switch button{min-width:0}}@media (width<=620px){.workspace{padding-inline:14px}.result-card{padding:20px}.instrument-switch{overflow-x:auto}.instrument-switch button{flex:none;min-width:105px}.board-actions{gap:5px}.board-actions button{font-size:8px}.piano-board{height:168px;margin-inline:-2px}.piano-board button{flex-basis:34px}.piano-board button.black{flex-basis:23px;margin-left:-12px;margin-right:-12px}.piano-board button span{font-size:7px}.degree-row b{font-size:9px}.result-tools{flex-direction:column}.saved-chords{grid-template-columns:1fr}.tuning-presets{grid-template-columns:1fr 1fr;display:grid}.tuning-presets button{min-height:38px}.tuning-details-button{width:100%}}.header-claim small{font-size:9px}.header-claim p,nav{font-size:11px}nav span,.result-card>small,.presets>small,.meta span,.alts>span{font-size:10px}.alts b{font-size:11px}.result-side aside b{font-size:10px}.result-side aside p,.board-head small{font-size:11px}.board-actions button{font-size:10px}.fret-nos{font-size:9px}.fret-nos span:nth-child(2){font-size:8px}.string-name small{font-size:9px}.instrument-switch button small{font-size:8px}.reach-warning{font-size:11px}.reach-warning b{font-size:10px}.key-panel-title b{font-size:9px}.key-panel-title small{font-size:10px}.key-panel-title>button,.chord-search label small,.filter-heading small,.filter-row>span small,.finder-results>span small{font-size:9px}.chord-search p,.filter-row button,.finder-results button{font-size:10px}.section-title small,.how>small{font-size:9px}.meaning-grid article>small{font-size:10px}.ai p{font-size:12px}.how p{font-size:11px}.how article>b{font-size:10px}.meaning-key-setting>span,.meaning-key-options button,.meaning-key-modes button{font-size:9px}.tuning-panel-title small,.tuning-panel-title button{font-size:10px}.tuning-options label small,.degree-row>span,.voicing-row>span,.saved-chords small,.degree-row b small,.voicing-row button small{font-size:9px}.result-tools button,.voicing-row button,.saved-chords button,.saved-chords span{font-size:10px}.piano-board button span{font-size:9px}footer{flex-wrap:wrap}footer p{font-size:11px}footer small{font-size:9px}.sound-credit{white-space:normal;flex-basis:100%;line-height:1.55}@media (width<=460px){.header-claim[lang=ja] p{white-space:normal;font-size:9px;line-height:1.5}}@media (width<=620px){.board-actions button{font-size:9px}.piano-board button span{font-size:8px}.degree-row b{font-size:10px}}.skip-link{z-index:100;color:var(--ink);background:#fff;border-radius:8px;padding:10px 14px;font-size:12px;font-weight:750;transition:transform .15s;position:fixed;top:12px;left:12px;transform:translateY(-150%);box-shadow:0 8px 24px #0003}.skip-link:focus{transform:translateY(0)}:where(a,button,input,select):focus-visible{outline:3px solid var(--yellow);outline-offset:3px}.workspace:focus{outline:none}.search-message.error{color:#ffd9d1;background:#7c302a38;border:1px solid #e4a89b;border-radius:7px;margin-top:8px;padding:9px 10px}.system-page{background:radial-gradient(circle at 78% 8%,#a8785226,#0000 34%),linear-gradient(145deg,#202b28,#131b19 74%);place-items:center;min-height:100vh;padding:24px;display:grid}.system-card{background:var(--paper);width:min(100%,560px);color:var(--ink);border:1px solid #eee9df;border-radius:18px;padding:clamp(28px,6vw,52px);box-shadow:0 24px 70px #050a0845}.system-code{color:var(--darkorange);font:750 10px/1 var(--font-gothic);letter-spacing:.18em;margin-bottom:18px;display:block}.system-card h1{font-family:var(--font-mincho);letter-spacing:-.04em;margin:0;font-size:clamp(30px,7vw,48px);font-weight:600;line-height:1.2}.system-card p{color:var(--soft);margin:18px 0 0;font-size:14px;line-height:1.8}.system-actions{flex-wrap:wrap;gap:9px;margin-top:28px;display:flex}.system-action{border:1px solid var(--orange);background:var(--orange);color:#fff;border-radius:8px;justify-content:center;margin-top:28px;padding:12px 18px;font-size:12px;font-weight:750;display:inline-flex}.system-actions .system-action{margin-top:0}.system-action:hover{background:var(--darkorange);border-color:var(--darkorange)}.system-action.secondary{color:var(--darkorange);background:0 0}.system-action.secondary:hover{color:var(--ink);background:#eee5dc}@media (width<=620px){.system-actions{flex-direction:column}.system-action{width:100%}}.chord-guide{color:var(--ink);border-top:1px solid var(--line);background:#ebe5db;padding:76px max(32px,50vw - 590px)}.chord-guide-heading{grid-template-columns:minmax(0,.42fr) minmax(0,1fr);align-items:start;column-gap:46px;display:grid}.chord-guide-heading>small{color:var(--darkorange);font:750 9px/1 var(--font-geist-mono),monospace;letter-spacing:.17em;grid-row:1/4;padding-top:8px}.chord-guide-heading h2{font-family:var(--font-mincho);letter-spacing:-.045em;margin:0;font-size:clamp(28px,4vw,46px);font-weight:600;line-height:1.25}.chord-guide-heading p{max-width:750px;color:var(--soft);margin:17px 0 0;font-size:12px;line-height:1.9}.chord-guide-heading .chord-alias{color:var(--darkorange);margin-top:8px;font-weight:700}.chord-guide-facts{background:#f6f3ed;border:1px solid #cfc7ba;grid-template-columns:repeat(3,1fr);margin-top:44px;display:grid}.chord-guide-facts article{border-right:1px solid #cfc7ba;min-height:114px;padding:24px}.chord-guide-facts article:last-child{border-right:0}.chord-guide-facts small,.chord-guide-practice article>small,.related-chords small{color:#8a7563;font:750 8px/1 var(--font-geist-mono),monospace;letter-spacing:.14em;margin-bottom:13px;display:block}.chord-guide-facts b{font-family:var(--font-mincho);font-size:clamp(18px,2vw,25px);font-weight:600}.chord-guide-practice{background:#cfc7ba;border:1px solid #cfc7ba;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:24px;display:grid}.chord-guide-practice article{background:#f6f3ed;min-height:220px;padding:28px}.chord-guide-practice h3{margin:0 0 12px;font-size:16px}.chord-guide-practice p{color:var(--soft);margin:0;font-size:11px;line-height:1.85}.related-chords{color:#fff;background:#17221f;grid-template-columns:minmax(180px,.42fr) 1fr;align-items:center;gap:28px;margin-top:24px;padding:24px 28px;display:grid}.related-chords span b{font-family:var(--font-mincho);font-size:20px;font-weight:600}.related-chords small{color:#c5a487}.related-chords>div{flex-wrap:wrap;gap:7px;display:flex}.related-chords a{text-align:center;min-width:58px;font:750 10px/1 var(--font-geist-mono),monospace;border:1px solid #ffffff35;border-radius:30px;padding:9px 12px}.related-chords a:hover{border-color:var(--orange);background:var(--orange)}.popular-chords{border-top:1px solid var(--line);background:#f4f1ea;grid-template-columns:minmax(220px,.38fr) minmax(0,1fr);gap:44px;padding:50px max(32px,50vw - 690px);display:grid}.popular-chords>div small{color:var(--darkorange);font:750 9px/1 var(--font-geist-mono),monospace;letter-spacing:.16em}.popular-chords h2{font-family:var(--font-mincho);letter-spacing:-.04em;margin:9px 0 8px;font-size:clamp(24px,3vw,36px);font-weight:600}.popular-chords p{color:var(--soft);margin:0;font-size:11px;line-height:1.7}.popular-chords nav{flex-wrap:wrap;place-content:flex-start;align-items:flex-start;gap:7px;display:flex}.popular-chords nav a{color:#42504b;text-align:center;min-width:52px;font:750 10px/1 var(--font-geist-mono),monospace;background:#fbfaf6;border:1px solid #cfc8bc;border-radius:30px;padding:8px 11px}.popular-chords nav a:hover,.popular-chords nav a[aria-current=page]{border-color:var(--instrument-accent,var(--orange));background:var(--instrument-accent,var(--orange));color:#fff}@media (width<=760px){.chord-guide{padding:54px 20px}.chord-guide-heading{grid-template-columns:1fr;gap:13px}.chord-guide-heading>small{grid-row:auto;padding:0}.chord-guide-heading p{margin-top:2px}.chord-guide-facts,.chord-guide-practice{grid-template-columns:1fr}.chord-guide-facts article{border-bottom:1px solid #cfc7ba;border-right:0;min-height:0}.chord-guide-facts article:last-child{border-bottom:0}.chord-guide-practice article{min-height:0}.related-chords{grid-template-columns:1fr}.popular-chords{grid-template-columns:1fr;gap:24px;padding:40px 20px}.popular-chords nav{display:flex}.popular-chords nav a{flex:none;min-width:48px}}.trust-link{color:#ffffffc7;border:1px solid #ffffff38;border-radius:30px;flex:none;padding:7px 10px;font-size:9px;font-weight:750}.trust-link:hover{color:#fff;border-color:#fff}.trust-page{background:var(--paper);overflow:visible}.trust-page .trust-header{grid-template-columns:1fr auto;width:min(1180px,100% - 48px);height:auto;min-height:94px}.trust-page .trust-header nav{justify-self:end}.trust-page .trust-header nav a{font-size:10px}.trust-page .trust-header .trust-back{border:1px solid var(--ink);border-radius:30px;padding:9px 13px}.trust-page .trust-header .trust-back:hover{border-color:var(--orange)}.trust-hero{grid-template-columns:minmax(0,1.25fr) minmax(280px,.65fr);align-items:end;gap:72px;width:min(1180px,100% - 48px);margin:auto;padding:82px 0 88px;display:grid}.trust-hero small,.trust-section-heading small,.trust-notice>small{color:var(--darkorange);font:750 9px/1 var(--font-geist-mono),monospace;letter-spacing:.17em}.trust-hero h1{font-family:var(--font-mincho);letter-spacing:-.055em;margin:15px 0 0;font-size:clamp(42px,6vw,74px);font-weight:600;line-height:1.15}.trust-lead{border-left:3px solid var(--orange);padding:23px 0 3px 23px}.trust-lead p{color:var(--soft);margin:0;font-size:13px;line-height:1.95}.trust-lead span{color:#8a928e;font:700 9px/1 var(--font-geist-mono),monospace;letter-spacing:.08em;margin-top:19px;display:block}.trust-principles,.trust-detail,.trust-privacy{padding:76px max(24px,50vw - 590px)}.trust-principles{color:#fff;background:linear-gradient(145deg,#18231f,#101815)}.trust-section-heading{grid-template-columns:.42fr 1fr;align-items:start;gap:30px;margin-bottom:34px;display:grid}.trust-section-heading h2{font-family:var(--font-mincho);letter-spacing:-.045em;margin:-7px 0 0;font-size:clamp(28px,4vw,44px);font-weight:600}.trust-principles .trust-section-heading small{color:#c5a487}.trust-card-grid{border:1px solid #ffffff24;grid-template-columns:repeat(3,1fr);display:grid}.trust-card-grid article{border-right:1px solid #ffffff24;min-height:290px;padding:31px}.trust-card-grid article:last-child{border-right:0}.trust-card-grid article>b{background:var(--orange);width:34px;height:34px;font:750 9px/1 var(--font-geist-mono),monospace;border-radius:50%;place-items:center;display:grid}.trust-card-grid h3{letter-spacing:-.025em;margin:52px 0 13px;font-size:18px}.trust-card-grid p{color:#ffffffa8;margin:0;font-size:12px;line-height:1.85}.trust-detail{background:#f1ede5}.trust-detail-grid{border:1px solid var(--line);grid-template-columns:1fr 1fr;display:grid}.trust-detail-grid article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#ffffff42;min-height:230px;padding:32px}.trust-detail-grid article:nth-child(2n){border-right:0}.trust-detail-grid article:nth-last-child(-n+2){border-bottom:0}.trust-detail-grid h3{margin:0 0 14px;font-size:17px}.trust-detail-grid p{color:var(--soft);margin:0;font-size:12px;line-height:1.85}.trust-detail-grid ul{margin:18px 0 0;padding:0;list-style:none}.trust-detail-grid li+li{margin-top:8px}.trust-detail-grid a,.trust-privacy a{color:var(--darkorange);text-underline-offset:3px;font-size:11px;font-weight:750;text-decoration:underline}.trust-detail-grid a:hover,.trust-privacy a:hover{color:var(--orange)}.trust-privacy{background:var(--paper)}.trust-privacy dl{border-top:1px solid var(--line);margin:0}.trust-privacy dl>div{border-bottom:1px solid var(--line);grid-template-columns:.42fr 1fr;gap:30px;padding:27px 0;display:grid}.trust-privacy dt{font-size:15px;font-weight:800}.trust-privacy dd{color:var(--soft);margin:0;font-size:12px;line-height:1.85}.trust-notice{color:#fff;text-align:center;background:#a87852;padding:78px max(24px,50vw - 450px)}.trust-notice>small{color:#fffbd7}.trust-notice h2{font-family:var(--font-mincho);margin:15px 0 12px;font-size:clamp(28px,4vw,45px);font-weight:600}.trust-notice p{color:#ffffffe0;max-width:720px;margin:0 auto;font-size:12px;line-height:1.9}.trust-notice>a{border:1px solid #ffffffa8;align-items:center;gap:34px;margin-top:28px;padding:12px 16px;font-size:11px;font-weight:800;display:inline-flex}.trust-notice>a:hover{color:var(--darkorange);background:#fff}.trust-footer a{color:#ffffffb8;text-underline-offset:3px;font-size:10px;text-decoration:underline}.trust-footer a:hover{color:#fff}@media (width<=780px){.trust-page .trust-header{display:flex}.trust-page .trust-header nav a:not(.trust-back){display:none}.trust-hero{grid-template-columns:1fr;gap:36px;padding:57px 0 65px}.trust-lead{padding-top:4px}.trust-section-heading{grid-template-columns:1fr;gap:18px}.trust-card-grid{grid-template-columns:1fr}.trust-card-grid article{border-bottom:1px solid #ffffff24;border-right:0;min-height:0}.trust-card-grid article:last-child{border-bottom:0}.trust-card-grid h3{margin-top:28px}.trust-detail-grid{grid-template-columns:1fr}.trust-detail-grid article,.trust-detail-grid article:nth-child(2n),.trust-detail-grid article:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.trust-detail-grid article:last-child{border-bottom:0}.trust-privacy dl>div{grid-template-columns:1fr;gap:9px}}@media (width<=520px){.trust-page .trust-header,.trust-hero{width:calc(100% - 32px)}.trust-page .trust-header{min-height:78px}.trust-page .trust-header .brand{font-size:11px}.trust-page .trust-header .trust-back{padding:8px 10px;font-size:9px}.trust-hero h1 br{display:none}.trust-principles,.trust-detail,.trust-privacy{padding-block:55px}.trust-card-grid article,.trust-detail-grid article{padding:25px}.trust-notice{padding-block:58px}}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}