.harmony-ruler-app{color-scheme:light;--ink: #20242c;--muted: #667181;--line: rgb(32 36 44 / 14%);--panel: rgb(255 255 255 / 76%);--panel-strong: rgb(255 255 255 / 92%);--indigo: #243f8f;--cyan: #65c7d8;--red: #b95757;--soft-red: #f1d7d3;--bg: #f7f4ed;--shadow: 0 18px 48px rgb(40 48 64 / 12%);font-family:ui-sans-serif,system-ui,-apple-system,blinkmacsystemfont,Helvetica Neue,Hiragino Sans,Yu Gothic,meiryo,sans-serif;width:min(100%,620px);min-height:100svh;margin:0 auto;padding:max(18px,env(safe-area-inset-top)) 16px max(18px,env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:14px}.harmony-ruler-app,.harmony-ruler-app *{box-sizing:border-box}.harmony-ruler-app button,.harmony-ruler-app select{font:inherit}.harmony-ruler-app .topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}.harmony-ruler-app .brand{min-width:0}.harmony-ruler-app .eyebrow{margin:0 0 4px;color:var(--muted);font-size:12px;line-height:1.2}.harmony-ruler-app h1{margin:0;font-size:clamp(24px,8vw,38px);line-height:1;letter-spacing:0}.harmony-ruler-app .status{flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;min-height:32px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#ffffff9e;color:var(--muted);font-size:12px}.harmony-ruler-app .status-dot{width:8px;height:8px;border-radius:999px;background:#9aa4b2}.harmony-ruler-app .status.is-playing .status-dot{background:var(--cyan);box-shadow:0 0 0 4px #65c7d82e}.harmony-ruler-app .readout{display:grid;grid-template-columns:1fr 1fr;gap:10px}.harmony-ruler-app .metric{min-width:0;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 8px 28px #28304014;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.harmony-ruler-app .metric.wide{grid-column:1 / -1}.harmony-ruler-app .label{color:var(--muted);font-size:12px;line-height:1.2}.harmony-ruler-app .value{margin-top:4px;font-variant-numeric:tabular-nums;line-height:1;white-space:nowrap;min-width:0}.harmony-ruler-app .value.large{font-size:clamp(42px,18vw,84px);font-weight:760}.harmony-ruler-app .value.medium{font-size:22px;font-weight:680}.harmony-ruler-app .nearest{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.harmony-ruler-app .nearest-main{min-width:0;font-size:clamp(20px,8vw,34px);font-weight:760;line-height:1.1}.harmony-ruler-app .nearest-sub{margin-top:4px;color:var(--muted);font-size:13px;line-height:1.35}.harmony-ruler-app .delta{flex:0 0 auto;padding:7px 9px;border-radius:999px;background:#243f8f14;color:var(--indigo);font-size:13px;font-variant-numeric:tabular-nums}.harmony-ruler-app .controls{padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 8px 28px #28304014;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.harmony-ruler-app .control-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.harmony-ruler-app .current-do{color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}.harmony-ruler-app .note-strip{display:flex;gap:8px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;padding:1px 1px 4px}.harmony-ruler-app .note-strip::-webkit-scrollbar{display:none}.harmony-ruler-app .note-button{flex:0 0 auto;min-width:58px;min-height:42px;border:1px solid rgb(32 36 44 / 14%);border-radius:999px;background:#ffffffad;color:var(--ink);font-size:14px;font-weight:680;cursor:pointer}.harmony-ruler-app .note-button[aria-pressed=true]{border-color:#243f8f8f;background:#243f8f1a;color:var(--indigo)}.harmony-ruler-app .ruler-shell{position:relative;min-height:330px;padding:14px 10px 12px;border:1px solid rgb(255 255 255 / 80%);border-radius:8px;background:linear-gradient(180deg,#ffffffc2,#ffffff61),linear-gradient(90deg,#65c7d81a,#243f8f14);box-shadow:var(--shadow),inset 0 0 0 1px #20242c14;overflow:hidden;touch-action:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-touch-callout:none}.harmony-ruler-app .ruler-shell *,.harmony-ruler-app .readout *,.harmony-ruler-app .controls *,.harmony-ruler-app .legend *{-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.harmony-ruler-app .ruler-shell:before{content:"";position:absolute;top:8px;right:8px;bottom:8px;left:8px;border:1px solid rgb(255 255 255 / 82%);border-radius:7px;pointer-events:none}.harmony-ruler-app .instruction{position:absolute;inset:auto 18px 18px;z-index:5;display:flex;justify-content:center;pointer-events:none}.harmony-ruler-app .instruction span{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#ffffffbd;color:var(--muted);font-size:13px}.harmony-ruler-app .ruler-shell.is-playing .instruction{opacity:0}.harmony-ruler-app .meter,.harmony-ruler-app .ticks,.harmony-ruler-app .labels,.harmony-ruler-app .cursor{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.harmony-ruler-app .bar{position:absolute;bottom:118px;width:var(--bar-width, 3px);height:var(--bar-height, 78px);transform:translate(-50%);border-radius:999px 999px 2px 2px;background:linear-gradient(180deg,#65c7d8c7,#243f8fb8);opacity:.72}.harmony-ruler-app .bar.interval{bottom:124px;opacity:.38;background:#243f8f61}.harmony-ruler-app .bar.red{background:linear-gradient(180deg,#f1d7d3eb,#b95757c7);opacity:.86}.harmony-ruler-app .tick{position:absolute;bottom:88px;width:1px;height:14px;transform:translate(-50%);background:#20242c38}.harmony-ruler-app .tick.major{height:34px;background:#20242c6b}.harmony-ruler-app .cent-label{position:absolute;bottom:65px;transform:translate(-50%);color:#20242c94;font-size:10px;font-variant-numeric:tabular-nums}.harmony-ruler-app .scale-line{position:absolute;left:var(--pad);right:var(--pad);bottom:88px;height:1px;background:#20242c2e}.harmony-ruler-app .solfege-label,.harmony-ruler-app .interval-label{position:absolute;transform:translate(-50%);text-align:center;white-space:nowrap}.harmony-ruler-app .solfege-label{top:18px;min-width:40px;color:var(--indigo);font-size:13px;font-weight:780}.harmony-ruler-app .solfege-label.red{color:var(--red)}.harmony-ruler-app .solfege-label small{display:block;margin-top:2px;color:var(--muted);font-size:10px;font-weight:620;font-variant-numeric:tabular-nums}.harmony-ruler-app .interval-label{bottom:30px;color:#20242cb3;font-size:10px;line-height:1.1;writing-mode:vertical-rl}.harmony-ruler-app .interval-label strong{color:#20242cdb;font-size:10px;font-weight:680}.harmony-ruler-app .cursor-line{position:absolute;top:10px;bottom:16px;width:2px;transform:translate(-50%);border-radius:999px;background:var(--red);box-shadow:0 0 0 5px #b957571f}.harmony-ruler-app .cursor-cap{position:absolute;bottom:93px;width:18px;height:18px;transform:translate(-50%,50%);border:2px solid white;border-radius:999px;background:var(--red);box-shadow:0 4px 14px #b9575747}.harmony-ruler-app .footer-note{color:var(--muted);font-size:12px;line-height:1.5;text-align:center}.harmony-ruler-app .legend{padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 8px 28px #28304014;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.harmony-ruler-app .legend-strip{display:flex;gap:8px;margin-top:10px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;padding-bottom:3px}.harmony-ruler-app .legend-strip::-webkit-scrollbar{display:none}.harmony-ruler-app .legend-chip{flex:0 0 auto;padding:8px 10px;border:1px solid rgb(32 36 44 / 12%);border-radius:999px;background:#ffffff9e;color:var(--ink);font-size:12px;line-height:1;white-space:nowrap}.harmony-ruler-app .legend-chip span{margin-left:5px;color:var(--muted);font-variant-numeric:tabular-nums}@media (width <= 390px){.harmony-ruler-app{padding-left:12px;padding-right:12px}.harmony-ruler-app .topbar{align-items:flex-start;flex-direction:column}.harmony-ruler-app h1{font-size:clamp(24px,13vw,48px)}.harmony-ruler-app .readout{grid-template-columns:1fr;gap:8px}.harmony-ruler-app .metric.wide{grid-column:auto}.harmony-ruler-app .metric{padding:12px}.harmony-ruler-app .ruler-shell{min-height:350px}.harmony-ruler-app .interval-label{font-size:9px}}body.harmony-ruler-active{margin:0;min-height:100svh;background:linear-gradient(135deg,rgb(101 199 216 / 12%),transparent 32%),linear-gradient(315deg,rgb(36 63 143 / 10%),transparent 34%),#f7f4ed;color:#20242c;overflow-x:hidden;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}