:root{color-scheme:dark;--bg:#050a18;--card:#081328dc;--line:#355483;--cyan:#50d8ff;--pink:#ff3f9b;--text:#f5f8ff;--muted:#b7c4df}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(90deg,#050a18f2 0%,#071127cf 43%,#0711277a 70%,#050a18d9 100%),url("background.png") center 18%/cover fixed no-repeat,var(--bg);color:var(--text);font-family:system-ui,-apple-system,sans-serif}main{width:min(1180px,100%);margin:auto;padding:clamp(12px,3vw,32px)}header{display:flex;align-items:center;min-height:clamp(180px,28vw,330px);max-width:680px;margin-bottom:20px;text-shadow:0 3px 18px #000}h1{font-size:clamp(1.7rem,5vw,3.7rem);margin:.15em 0}h2{font-size:1.05rem;margin:0 0 14px}.eyebrow{color:var(--cyan);font-weight:800;letter-spacing:.12em}.card{background:var(--card);backdrop-filter:blur(13px);border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:0 14px 40px #0007}.controls{display:flex;gap:12px;align-items:end;margin-bottom:12px}.controls label{display:grid;gap:6px;flex:1;color:var(--muted)}button,select{min-height:48px;border-radius:12px;border:1px solid #3d5787;background:#132448;color:var(--text);padding:0 16px;font:inherit}button{background:linear-gradient(135deg,#087bd7,#d42489);font-weight:800}button:disabled{filter:grayscale(1);opacity:.5}#toggle{min-width:180px;transition:background .12s}#toggle.running{background:linear-gradient(135deg,#c0244b,#7a1d8f)}#toggle.attract{animation:toggle-pulse 1.1s ease-in-out infinite}@keyframes toggle-pulse{0%,100%{box-shadow:0 0 0 0 #50d8ff77;transform:scale(1)}50%{box-shadow:0 0 20px 5px #50d8ffcc;transform:scale(1.03)}}@media(prefers-reduced-motion:reduce){#toggle.attract{animation:none;box-shadow:0 0 16px 3px #50d8ffaa}}.status{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:12px}.status div{display:grid;gap:5px}.status span,.status strong{overflow-wrap:anywhere}.status span{color:var(--muted);font-size:.8rem}.layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr);gap:12px}.signal canvas{width:100%;height:220px;background:#030817;border-radius:10px}.signal p{color:var(--muted)}.block-head{display:flex;justify-content:space-between}.block-head strong{color:var(--cyan);font-size:1.4rem}.legend{display:flex;flex-wrap:wrap;gap:8px;font-size:.75rem;color:var(--muted);margin-bottom:12px}.legend span{display:flex;align-items:center;gap:4px}.legend i,#grid i{display:block;border-radius:3px;background:#26334d}.legend i{width:10px;height:10px}.complete{background:#3fe0a0!important}.error{background:#ff5267!important}.receiving{background:#56d8ff!important;box-shadow:0 0 8px #56d8ff}#grid{display:grid;grid-template-columns:repeat(32,1fr);gap:2px}#grid i{aspect-ratio:1;border-radius:2px}.blocks p{color:var(--muted)}.log-card{margin-top:12px}summary{cursor:pointer;font-weight:700}pre{white-space:pre-wrap;color:#b9d9ff;max-height:180px;overflow:auto}#log .err{color:#ff6680}@media(max-width:720px){body{background-position:56% top;background-size:auto 62vh;background-attachment:scroll}body:before{content:"";position:fixed;inset:0;background:linear-gradient(#06102775 0,#061027c8 42vh,#050a18 68vh);pointer-events:none;z-index:-1}main{padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(20px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}header{min-height:42vh;align-items:flex-end}header p:not(.eyebrow){display:none}.eyebrow{font-size:.65rem}h1{font-size:1.45rem}.controls{display:grid;grid-template-columns:1fr 1fr}.controls label{grid-column:1/-1}.status{grid-template-columns:1fr 1fr}.layout{grid-template-columns:1fr}.blocks{order:-1}.signal canvas{height:150px}button,select{font-size:16px}#grid{grid-template-columns:repeat(24,1fr);gap:1px}}
.level-card{margin-bottom:12px}.level-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;min-height:1.25rem}.level-head h2{margin:0}.level-head strong{color:var(--cyan);font-size:.9rem;white-space:nowrap}.meter-row{display:grid;grid-template-columns:1.2rem minmax(0,1fr) 10.5rem;align-items:center;gap:10px;margin-top:10px;font-weight:800}.meter-row>span{color:var(--muted)}.meter-row output{text-align:right;white-space:nowrap;font:700 .85rem ui-monospace,monospace;font-variant-numeric:tabular-nums}.meter{position:relative;height:16px;overflow:hidden;border:1px solid #57709c;border-radius:5px;background:repeating-linear-gradient(90deg,#0a1429 0,#0a1429 calc(10% - 2px),#33435e calc(10% - 2px),#33435e 10%)}.meter i{display:block;width:0;height:100%;border-radius:4px;background:linear-gradient(90deg,#38d89d 0 76%,#f8d548 88%,#ff506e 100%);box-shadow:0 0 12px currentColor;transition:width 60ms linear}.meter i.clip{filter:brightness(1.45);box-shadow:0 0 14px #ff274f}.meter .hold{position:absolute;z-index:3;top:-1px;bottom:-1px;left:0;width:2px;background:#fff;box-shadow:0 0 6px #fff;pointer-events:none;transition:left 90ms linear}.meter .target{position:absolute;z-index:2;inset:-2px auto -2px 80%;width:15%;border-left:1px solid #fff9;border-right:1px solid #fff9;background:#fff1;pointer-events:none}.meter-scale{display:flex;justify-content:space-between;margin:5px 10.6rem 0 2.4rem;color:var(--muted);font:600 .64rem ui-monospace,monospace}.gain-control{display:grid;grid-template-columns:auto minmax(100px,1fr) 5.5rem;align-items:center;gap:10px;margin-top:14px;color:var(--muted);font-size:.78rem}.gain-control input{width:100%;accent-color:var(--cyan)}.gain-control output{text-align:right;color:var(--cyan);font:800 .78rem ui-monospace,monospace}.level-card p{margin:10px 0 0;color:var(--muted);font-size:.78rem}@media(max-width:720px){.meter-row{grid-template-columns:1rem minmax(0,1fr) 9.2rem;gap:7px}.meter-row output{font-size:.76rem}.meter-scale{margin-left:1.7rem;margin-right:9.3rem}.meter-scale span:nth-child(even){display:none}.gain-control{grid-template-columns:auto minmax(80px,1fr) 5rem}}
.telemetry{margin-bottom:12px}.telemetry-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}.telemetry-head h2{margin:0}.telemetry-head small{color:var(--muted)}.telemetry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:#87a9d733;border:1px solid #87a9d744;border-radius:12px;overflow:hidden}.telemetry-grid div{display:grid;gap:5px;min-height:62px;padding:10px;background:#07112799}.telemetry-grid span{color:var(--muted);font-size:.7rem}.telemetry-grid strong{overflow-wrap:anywhere;font:700 .82rem ui-monospace,SFMono-Regular,Menlo,monospace}.telemetry-grid #snr{color:#3fe0a0;font-size:1rem}@media(max-width:900px){.telemetry-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:560px){.telemetry-head{display:block}.telemetry-head small{display:block;margin-top:4px}.telemetry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.telemetry-grid div{min-height:58px;padding:8px}.telemetry-grid strong{font-size:.74rem}}
.monitor-layout{display:grid;grid-template-columns:minmax(310px,.9fr) minmax(360px,1.1fr);gap:12px;margin-bottom:12px;align-items:stretch}.monitor-stack{display:grid;gap:12px;align-content:start}.monitor-layout .level-card{margin:0}.monitor-layout .signal{min-width:0}.monitor-layout .signal canvas{height:146px}.monitor-layout .signal p{margin:9px 0 0;font-size:.78rem}.blocks{margin-bottom:12px}.blocks .block-head{align-items:baseline;gap:8px}.blocks .block-head h2{font-size:.92rem}.blocks .block-head small{display:block;color:var(--muted);font-size:.65rem;font-weight:500;margin-top:3px}.blocks .legend{gap:5px 7px;font-size:.64rem;margin-bottom:10px}.blocks #grid{grid-template-columns:repeat(32,1fr);grid-auto-rows:auto;gap:2px;justify-content:stretch}.blocks #grid i{width:auto;height:auto;aspect-ratio:1;border:0;border-radius:2px}.blocks p{font-size:.7rem;margin:10px 0 0}.save-bios{display:block;margin-top:10px;padding:12px 14px;border-radius:12px;background:linear-gradient(135deg,#087bd7,#3fe0a0);color:#03121f;font-weight:800;text-align:center;text-decoration:none;font-size:.85rem;box-shadow:0 0 16px #3fe0a066}.save-bios:hover{filter:brightness(1.08)}.save-bios[hidden]{display:none}@media(max-width:800px){.monitor-layout{grid-template-columns:1fr}.monitor-layout .signal canvas{height:150px}.blocks #grid{grid-template-columns:repeat(32,1fr)}}
.blocks #grid i.cursor{position:relative;z-index:2;outline:1px solid #fff;outline-offset:0;box-shadow:0 0 7px #fff}
.blocks #grid i.receiving{background:linear-gradient(90deg,#087fac 0 var(--fill,0%),#26334d var(--fill,0%) 100%)!important;box-shadow:0 0 8px #56d8ff}
.blocks #grid i.fec-recovering{background:linear-gradient(90deg,#ffad32 0 var(--fill,0%),#26334d var(--fill,0%) 100%)!important;animation:fec-blink .8s steps(2,end) infinite;outline:2px solid #ffd166;box-shadow:0 0 12px #ffad32}.blocks #grid i.fec-recovering.fec-heavy{background:linear-gradient(90deg,#ff263f 0 var(--fill,0%),#26334d var(--fill,0%) 100%)!important;outline-color:#ff5267;box-shadow:0 0 12px #ff5267;animation-duration:.24s}@keyframes fec-blink{50%{filter:brightness(.35)}}@media(prefers-reduced-motion:reduce){.blocks #grid i.fec-recovering{animation:none;background:linear-gradient(90deg,#b97816 0 var(--fill,0%),#26334d var(--fill,0%) 100%)!important}}
.legend i.fec-recovering{background:#ffad32!important;box-shadow:0 0 6px #ffad32}
.block-header{font:700 .8rem ui-monospace,SFMono-Regular,Menlo,monospace;color:#b9d9ff;overflow-wrap:anywhere}.block-header.good{color:#3fe0a0}.block-header.bad{color:#ff6680}
header>div{width:100%;min-width:0}.site-logo{display:block;width:100%;max-width:680px;height:auto;filter:drop-shadow(0 8px 18px #000a)}
.transfer-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}.transfer-stats[hidden]{display:none}.transfer-stats>strong{grid-column:1/-1;color:#3fe0a0;font-size:1rem}.transfer-stats span{display:grid;gap:3px;min-height:58px;padding:9px;border:1px solid #3fe0a044;border-radius:9px;background:#05251dcc}.transfer-stats small{color:var(--muted);font-size:.67rem}.transfer-stats b{color:#f5f8ff;font:800 .88rem ui-monospace,SFMono-Regular,Menlo,monospace;overflow-wrap:anywhere}.complete-dialog{width:min(720px,calc(100% - 24px));max-height:calc(100dvh - 24px);overflow:auto;padding:20px;border:1px solid #50d8ff99;border-radius:20px;background:#071127f5;color:var(--text);box-shadow:0 24px 80px #000}.complete-dialog::backdrop{background:#020611cc;backdrop-filter:blur(6px)}.complete-dialog-head{display:flex;align-items:start;justify-content:space-between;gap:12px}.complete-dialog-head small{color:#3fe0a0;font-weight:900;letter-spacing:.1em}.complete-dialog-head h2{margin:4px 0 0;font-size:1.65rem}.complete-dialog-head button{min-width:44px;min-height:44px;padding:0;background:#172847;font-size:1.4rem}.complete-dialog>p{color:var(--muted)}@media(max-width:560px){.transfer-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.transfer-stats span{min-height:54px;padding:8px}}
.analyzer-toggle{display:flex;align-items:center;gap:6px;margin-left:auto;color:#b7c4df;font-size:.8rem}.analyzer-toggle input{width:18px;height:18px;accent-color:#50d8ff}.telemetry-head{flex-wrap:wrap}.telemetry-head small{width:100%}.telemetry.analyzer-off .telemetry-grid{opacity:.35}
.blocks #grid{grid-template-columns:repeat(10,1fr) .5fr repeat(10,1fr) .5fr repeat(10,1fr)}
.save-bios[aria-disabled="true"]{pointer-events:none;cursor:not-allowed;background:#26334d;color:#8290a8;box-shadow:none;filter:grayscale(1);opacity:.65}
.intro h2{margin-top:0}.intro p:last-child{margin-bottom:0}.intro a,footer a{color:var(--cyan)}footer{max-width:1180px;margin:0 auto;padding:0 18px calc(24px + env(safe-area-inset-bottom));color:var(--muted);font-size:.82rem;text-align:center}
.release-download{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:12px;border-color:#50d8ff88;background:linear-gradient(120deg,#08233fe8,#1d0d35e8)}.release-download h2{margin:.1rem 0 .35rem;font-size:1.35rem}.release-download p{margin:.15rem 0;color:var(--muted)}.release-download .eyebrow{color:#3fe0a0;font-size:.72rem}.release-download>a{flex:none;max-width:320px;padding:14px 18px;border-radius:13px;background:linear-gradient(135deg,#50d8ff,#3fe0a0);color:#03121f;font-weight:900;text-align:center;text-decoration:none;box-shadow:0 0 20px #50d8ff55}.release-download>a:hover{filter:brightness(1.08)}@media(max-width:720px){.release-download{display:grid}.release-download>a{max-width:none;width:100%}}
.decode-layout{display:grid;grid-template-columns:minmax(260px,.65fr) minmax(0,1.35fr);gap:12px;margin-bottom:12px}.decode-layout.single{grid-template-columns:1fr}.decode-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.decode-head h2{margin:0}.decode-head strong{color:var(--cyan);font:800 .8rem ui-monospace,monospace}.decode-head .decode-meta{display:flex;align-items:baseline;gap:10px}#fsk-status{color:var(--muted)}.decode-card>pre{min-height:52px;margin:12px 0 0;padding:12px;overflow:hidden;white-space:pre;border:1px solid #7fb7de44;border-radius:10px;background:#02071599;color:#6ee9ff;font:700 .82rem/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.13em;word-break:break-all}.decode-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:12px;overflow:hidden;border:1px solid #87a9d744;border-radius:10px;background:#87a9d733}.decode-grid div{display:grid;gap:4px;min-height:57px;padding:8px;background:#07112799}.decode-grid span{color:var(--muted);font-size:.66rem}.decode-grid strong{overflow-wrap:anywhere;font:700 .74rem ui-monospace,SFMono-Regular,Menlo,monospace}.decode-grid .good{color:#3fe0a0}.decode-grid .bad{color:#ff6680}@media(max-width:900px){.decode-layout{grid-template-columns:1fr}.decode-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:560px){.decode-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.decode-card>pre{min-height:44px;font-size:.66rem}}
.language-nav{position:relative;z-index:3;display:flex;justify-content:flex-end;gap:8px;margin-bottom:8px}.language-nav a,.language-nav strong{padding:7px 11px;border:1px solid #50d8ff66;border-radius:999px;background:#071127cc;color:var(--cyan);font-size:.78rem;text-decoration:none}.language-nav strong{border-color:#3fe0a0;color:#3fe0a0}.how-to{margin-bottom:12px}.how-to ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0;list-style:none;counter-reset:steps}.how-to li{position:relative;display:grid;gap:6px;min-height:112px;padding:14px 14px 14px 54px;border:1px solid #50d8ff33;border-radius:12px;background:#07112799;counter-increment:steps}.how-to li:before{content:counter(steps);position:absolute;left:14px;top:14px;display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--cyan);border-radius:50%;color:var(--cyan);font-weight:900}.how-to li span,.guide-page p{color:var(--muted);line-height:1.65}.how-to code{color:#3fe0a0}.notice{padding:12px;border-left:4px solid #ffcf4a;background:#2a210dcc;color:#f5e7b2!important}.guide-page{width:min(900px,100%)}.guide-page header{min-height:clamp(150px,24vw,260px)}.guide-actions{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.guide-actions a{padding:13px 17px;border-radius:12px;background:linear-gradient(135deg,#50d8ff,#3fe0a0);color:#03121f;font-weight:900;text-decoration:none}.guide-actions a.secondary{border:1px solid #50d8ff88;background:#132448;color:var(--text)}@media(max-width:720px){.language-nav{justify-content:center}.how-to ol{grid-template-columns:1fr}.how-to li{min-height:0}.guide-actions{display:grid}.guide-actions a{text-align:center}}