:root{color-scheme:dark;--bg:#0b1020;--panel:#141e34;--border:#364563;--muted:#b5c2d9;--accent:#c6b5ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at top right,#302449,transparent 60%),var(--bg);color:#f4f5ff;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",sans-serif;line-height:1.7}header,main,footer{width:min(1080px,calc(100% - 32px));margin:auto}header{padding:32px 0}a{color:#d1c7ff}h1{font-size:clamp(27px,5vw,43px);line-height:1.4;margin:10px 0}h2{margin:0 0 14px;font-size:24px}h3{font-size:18px}.eyebrow{font-size:12px;letter-spacing:3px;color:var(--accent)}.badge{float:right;font-size:12px;border:1px solid #657096;padding:3px 10px;border-radius:99px}.toolbar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;padding:18px;background:#1a2540;border-radius:14px}.toolbar label{flex:1;min-width:180px}.toolbar label:has(input[type=checkbox]){min-width:160px}label{display:block}input,select,button{font:inherit}input[type=range]{width:100%;display:block;accent-color:#b49ce8;min-height:32px}input[type=checkbox]{accent-color:#b49ce8;width:18px;height:18px;vertical-align:middle}select{width:100%;padding:12px;background:#0b1426;color:white;border:1px solid #66769b;border-radius:8px;margin:6px 0 14px}button{color:white;background:#293858;border:1px solid #7184ab;border-radius:10px;padding:12px 18px;min-height:48px;cursor:pointer}button:hover{filter:brightness(1.2)}button:active{transform:scale(.98)}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid #e1cfff;outline-offset:4px}.danger{background:#522b42;border-color:#da8a9f}small{font-size:12px;color:#d0c4dc}.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:32px}.hint{font-size:13px;color:var(--muted)}.pads{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:18px 0 30px}.pad{min-height:126px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:linear-gradient(140deg,#34365d,#1c2944);border:1px solid #7d6baa;box-shadow:0 7px 18px #0003;overflow-wrap:anywhere;padding:14px;font-weight:700}.pad .symbol{font-size:27px;color:#e3d3ff}.pad small{font-weight:400}.pad.playing{background:#674ba0;border-color:#e5d5ff;box-shadow:0 0 0 3px #baa1f633}.panel{padding:24px;background:var(--panel);border:1px solid var(--border);border-radius:18px;margin:24px 0}audio{width:100%;margin:10px 0}.file-label{padding:14px 0;color:#d8cbf3}.file-label input{display:block;margin-top:10px;max-width:100%}summary{cursor:pointer;font-weight:bold;font-size:18px}output{color:#d6bfff;font-size:13px}#status,#bgm-status,#custom-status{min-height:26px;color:#d7c4ff}footer{padding:16px 0 36px;font-size:13px}.custom .pad{background:#263c4b}@media(max-width:700px){.pads{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.pad{min-height:112px;padding:9px;font-size:14px}.panel{padding:18px}.toolbar{padding:14px}.toolbar button{flex:1}.section-head{align-items:start;flex-direction:column}}@media(max-width:380px){.pads{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(prefers-reduced-motion:reduce){button:active{transform:none}}

.save-note{padding:20px 24px;border:1px solid #70648f;background:#231f3b;border-radius:16px;margin-top:28px}.save-note p{margin:8px 0}.save-note small{display:block;color:var(--muted)}.saved-pad{display:flex;flex-direction:column;gap:6px;min-width:0}.saved-pad .pad{width:100%;flex:1}.remove-sound{padding:5px 12px;min-height:36px;font-size:12px;background:transparent;color:#cbd5e7;border-color:#475873}button:disabled{opacity:.5;cursor:default}#storage-status{overflow-wrap:anywhere}