@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Thai:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{color-scheme:dark;--bg:#111216;--panel:#1b1d23;--line:#30323b;--muted:#aaadb9;--lime:#d8fa79;--purple:#afa0ff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#f3f3f5;font-family:'IBM Plex Sans Thai',sans-serif;font-size:16px;line-height:1.75}button,input,select,textarea{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--lime);outline-offset:5px}header{height:90px;padding:0 4%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-family:'Space Grotesk',sans-serif;font-size:23px;font-weight:700;display:flex;gap:12px;align-items:center;letter-spacing:-.5px}.brandicon{color:var(--lime);font-size:39px;line-height:1}.brand small{font-size:12px;font-weight:400;letter-spacing:2px;border-left:1px solid #555;padding-left:15px;margin-left:10px}.external{border:1px solid #555;border-radius:30px;padding:8px 22px;font-size:14px}.layout{display:grid;grid-template-columns:268px 1fr;max-width:1580px;margin:auto}aside{padding:39px 22px 30px 30px;border-right:1px solid var(--line)}.overline,.mini,.eyebrow{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:1.6px;color:var(--muted)}nav{margin-top:24px;display:grid;gap:10px}nav a{padding:13px 12px;border-radius:8px;font-size:14px;display:flex;gap:13px;align-items:center;color:#b9bbc4}nav a span{font-family:'Space Grotesk';font-size:12px;color:#898b98}nav a:hover{background:#25272e}nav a.active{background:var(--lime);color:#172010;font-weight:600}nav a.active span{color:#45572b}.side-note{margin:58px 12px 0;border-top:1px solid var(--line);padding-top:25px}.side-note p{font-size:15px;color:#d4d5dc}.side-note a{font-size:12px;color:var(--muted)}main{padding:38px 45px 60px;min-width:0}.eyebrow{color:var(--lime);margin-bottom:15px}.intro{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center;margin-bottom:30px}h1{font-size:clamp(28px,3vw,44px);line-height:1.4;letter-spacing:-1px;margin:0 0 14px;font-weight:600}h1 em{font-style:normal;color:var(--lime)}h2{font-size:24px;line-height:1.5;margin:0 0 16px;font-weight:600}h3{font-size:18px;margin:0 0 9px;font-weight:600}p{margin:0 0 16px}.muted{color:var(--muted)}.intro p{max-width:590px;color:#b7b9c4}.tags{display:flex;gap:9px;flex-wrap:wrap}.tag{font-size:12px;border:1px solid #444650;border-radius:30px;padding:3px 12px;color:#c0c2cd}.soundcard{border:1px solid #454b3a;background:linear-gradient(140deg,#2d3526,#1b201e);border-radius:15px;padding:22px}.soundtop{display:flex;justify-content:space-between;font-family:'Space Grotesk';font-size:12px;color:#d8fa79}.wave{height:90px;display:flex;gap:4px;align-items:center;justify-content:center;margin:10px 0}.wave i{width:4px;height:var(--h);background:var(--lime);border-radius:4px;opacity:.85}.soundbottom{display:flex;align-items:center;justify-content:space-between;gap:15px}.soundbottom span{font-size:13px;color:#c2cbb9}.play{background:var(--lime);color:#182010;border:0;border-radius:50%;width:42px;height:42px}.section-head{display:flex;align-items:center;justify-content:space-between;margin-top:35px;margin-bottom:16px;gap:10px}.section-head h2{margin:0}.section-head span{color:var(--muted);font-size:13px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:24px;min-width:0}.card p{color:#bfc1cb;font-size:15px}.number{font-family:'Space Grotesk';color:var(--purple);font-size:28px;display:block;margin-bottom:20px}.callout{margin:24px 0;padding:20px 24px;border-left:3px solid var(--lime);background:#20251b;border-radius:0 8px 8px 0;color:#d3dac8;font-size:15px}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:20px}.btn{background:var(--lime);color:#172010;border:1px solid var(--lime);border-radius:7px;padding:10px 19px;font-weight:600;font-size:14px;display:inline-flex;gap:10px;align-items:center}.btn.secondary{background:transparent;color:#eee;border-color:#4c4e58}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}details{border-bottom:1px solid var(--line);padding:17px 0}summary{cursor:pointer;font-weight:500}details p{margin:14px 0 0;color:#babdc8}label{display:block;font-size:14px;color:#c2c4cf;margin:13px 0 7px}input,select,textarea{background:#121318;color:#eee;border:1px solid #41434e;border-radius:7px;padding:11px 13px;width:100%}textarea{resize:vertical;min-height:170px;line-height:1.8}input[type=range]{accent-color:var(--lime);padding:0}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-family:'Space Grotesk','IBM Plex Sans Thai',sans-serif;font-size:15px;line-height:1.8;margin:0;color:#dce9c6}a.textlink{color:var(--lime);font-size:14px;text-decoration:underline;text-underline-offset:4px}.source{margin-top:30px;border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--muted)}.source a{display:inline-block;margin:5px 16px 5px 0;text-decoration:underline}.steps{padding-left:23px;color:#c1c3cd}.steps li{margin-bottom:12px}.stepgrid{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin-top:20px}.stepgrid select{padding:10px 3px;text-align:center}.stepgrid label{text-align:center;font-family:'Space Grotesk';font-size:12px}.noteactive{border-color:var(--lime)!important;background:#354322!important}.prompt-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}.prompt-grid .card{display:flex;flex-direction:column}.prompt-grid pre{flex:1;margin:15px 0}.pill{font-size:12px;color:var(--purple);font-family:'Space Grotesk';letter-spacing:1px}.checks label{display:flex;align-items:start;gap:12px;font-size:16px;margin:16px 0}.checks input{width:18px;height:18px;accent-color:var(--lime);margin-top:5px}.progress{height:6px;background:#383b42;border-radius:6px;margin:20px 0}.progress div{height:100%;background:var(--lime);border-radius:6px;transition:width .2s}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:22px 4%;font-size:12px;color:#9396a3;gap:20px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--lime);color:#111;padding:10px 24px;border-radius:9px;opacity:0;pointer-events:none;transition:opacity .2s}#toast.show{opacity:1}table{border-collapse:collapse;width:100%;font-size:14px}td,th{text-align:left;padding:12px;border-bottom:1px solid var(--line)}th{color:var(--lime)}@media(min-width:1400px){main{padding:45px 60px}}@media(max-width:1050px){.layout{grid-template-columns:220px 1fr}aside{padding:30px 12px}main{padding:30px 25px}.intro{grid-template-columns:1fr}.soundcard{display:none}.grid{grid-template-columns:1fr}.card .number{margin-bottom:10px}.twocol{grid-template-columns:1fr}}@media(max-width:700px){header{height:76px;padding:0 20px}.brand{font-size:20px}.brand small{display:none}.external{padding:7px 12px}.layout{display:block}aside{padding:14px 18px;border-right:0;border-bottom:1px solid var(--line)}.overline,.side-note{display:none}nav{display:flex;overflow-x:auto;margin:0;gap:8px}nav a{white-space:nowrap;padding:9px 14px}main{padding:27px 20px 45px}.intro{gap:0}h1{font-size:32px}.prompt-grid{grid-template-columns:1fr}.stepgrid{gap:4px}.stepgrid select{font-size:12px;padding:8px 0}.card{padding:20px}.section-head{align-items:start}footer{flex-direction:column;gap:6px}.section-head span{display:none}}

.mastering-guide{margin-top:35px}.mastering-guide .card p,.mastering-guide pre{font-size:16px}.mastering-guide .pill{font-size:14px;letter-spacing:.4px}.master-tools .card{display:flex;flex-direction:column}.master-tools .btn{margin-top:auto;align-self:flex-start}.master-note{margin-top:18px;font-size:14px}#masterdirection{margin-top:24px}#genre-master-prompt{margin-top:16px}