:root{--bg:#0f1420;--panel:#171d2b;--ink:#e8ecf4;--muted:#9aa5b8;--accent:#7cc4ff;--line:#26304a;--warm:#ffb86b}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
.hero{padding:56px 20px 28px;max-width:1000px;margin:0 auto}
.kicker{color:var(--warm);font-size:.9rem;letter-spacing:.05em;margin:0 0 8px}
h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.25;margin:0 0 18px}
.lead{color:var(--muted);font-size:1.05rem;max-width:860px}
.lead strong{color:var(--ink)}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.toc a{color:var(--accent);text-decoration:none;border:1px solid var(--line);padding:6px 12px;border-radius:999px;font-size:.9rem}
.toc a:hover{background:var(--panel)}
main{max-width:1000px;margin:0 auto;padding:0 20px 60px}
.lab{border-top:1px solid var(--line);padding:36px 0 24px}
h2{font-size:1.5rem;margin:0 0 12px;display:flex;align-items:center;gap:12px}
.num{display:inline-flex;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#08131f;align-items:center;justify-content:center;font-weight:700;font-size:1rem}
h3{font-size:1.05rem;margin:14px 0 6px;color:var(--accent)}
h4{margin:0 0 6px;font-size:1rem}
p{margin:8px 0}
.row{display:flex;gap:18px;flex-wrap:wrap;margin-top:12px}
.col{flex:1 1 300px;min-width:0}
.col.wide{flex-basis:100%}
canvas{width:100%;height:auto;display:block;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.pad{cursor:crosshair;touch-action:none}
.btns{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
button{background:#22304d;color:var(--ink);border:1px solid #33456b;border-radius:8px;padding:8px 14px;font-size:.92rem;cursor:pointer;font-family:inherit}
button:hover{background:#2b3c60}
.hint{color:var(--muted);font-size:.9rem}
.callout{background:var(--panel);border-left:4px solid var(--warm);padding:12px 16px;border-radius:8px;margin-top:16px}
.callout.small{font-size:.9rem;color:var(--muted)}
.callout.small strong{color:var(--ink)}
.callout ol{padding-left:22px}
.legend{margin-top:10px;font-size:.88rem;color:var(--muted)}
.sw{display:inline-block;width:14px;height:6px;border-radius:3px;margin:0 6px 0 12px;vertical-align:middle}
.controls{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:12px;background:var(--panel);padding:12px 16px;border-radius:10px}
.controls label{display:flex;align-items:center;gap:8px;font-size:.95rem}
input[type=range]{width:220px;accent-color:var(--accent)}
.stageBar{display:grid;grid-template-columns:15fr 20fr 30fr 35fr;margin:8px 0 0;font-size:.8rem;color:var(--muted)}
.stageBar span{border-top:2px solid var(--line);padding-top:4px;text-align:center}
.papers{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;margin-top:12px}
.papers article{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:.9rem}
.papers a{color:var(--accent);word-break:break-all}
.why{color:var(--muted);font-size:.86rem;border-top:1px dashed var(--line);padding-top:6px;margin-top:8px}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.85rem;padding:20px;text-align:center}
footer a{color:var(--accent)}
code{background:#22304d;padding:1px 6px;border-radius:4px}
@media (max-width:640px){.hero{padding-top:32px}input[type=range]{width:100%}}
.checks{display:flex;flex-wrap:wrap;gap:6px 14px;margin:8px 0;font-size:.88rem}
.checks label{display:flex;gap:4px;align-items:center}
#eegImfs{cursor:pointer}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:8px 18px;width:100%;margin-top:8px}
details summary{cursor:pointer;color:var(--accent)}
.q{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-top:12px}
.q button{margin:4px 6px 4px 0}
.q .ok{border-color:#38a169;background:#1f3d2e}
.q .bad{border-color:#e53e3e;background:#3d2323}
.q .fb{margin-top:8px;color:var(--muted);font-size:.9rem}

.hero{position:relative;min-height:100vh;max-width:none;padding:0;display:flex;align-items:center;overflow:hidden;background:radial-gradient(ellipse at 30% 20%,#1b2a4a 0%,#0f1420 55%,#090c14 100%)}
#heroCv{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:0;background:transparent}
.heroInner{position:relative;z-index:1;max-width:1000px;margin:0 auto;padding:60px 24px}
h1.big{font-size:clamp(2.6rem,8vw,6rem);line-height:1.05;margin:0 0 20px;letter-spacing:.02em}
.grad{background:linear-gradient(90deg,#7cc4ff,#c3a6ff 40%,#ffb86b);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(124,196,255,.35))}
h1 .sub{font-size:.42em;font-weight:400;color:var(--muted);letter-spacing:.08em}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 6px}
.pills span{font-size:.8rem;padding:4px 10px;border-radius:999px;background:rgba(124,196,255,.12);border:1px solid rgba(124,196,255,.35);color:#cfe6ff}
.scrollCue{display:inline-block;margin-top:34px;color:var(--warm);text-decoration:none;animation:bob 1.6s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}
.hero .lead{text-shadow:0 2px 12px #000}