:root{color-scheme:dark;--bg:#09111f;--panel:#111e31;--panel2:#152842;--border:#28415d;--text:#edf5ff;--muted:#91a6bd;--cyan:#54d3e8;--orange:#ffad65;--green:#62d59d;--red:#ff7c7c}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 15% 0,#173554 0,transparent 34%),var(--bg);color:var(--text);font-family:Inter,"Noto Sans TC",system-ui,sans-serif;line-height:1.55}.topbar{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:14px clamp(18px,4vw,56px);background:rgba(9,17,31,.9);border-bottom:1px solid var(--border);backdrop-filter:blur(16px)}.brand-mark{font-size:1.5rem;margin-right:8px}.code{margin-left:10px;border:1px solid var(--border);border-radius:99px;padding:2px 8px;color:var(--cyan);font-size:.72rem;letter-spacing:.08em}.topbar nav{display:flex;gap:14px;flex-wrap:wrap}.topbar a{color:var(--muted);text-decoration:none;font-size:.9rem}.topbar a:hover{color:var(--text)}main{max-width:1250px;margin:auto;padding:32px clamp(18px,4vw,56px) 70px}.hero{display:flex;justify-content:space-between;gap:30px;align-items:end;padding:46px 0 40px}.hero h1{font-size:clamp(2rem,4vw,3.7rem);line-height:1.15;max-width:850px;margin:8px 0 16px;letter-spacing:-.04em}.hero p{color:var(--muted);max-width:780px}.hero-note{min-width:230px;border:1px solid #376a7b;background:rgba(36,111,127,.15);border-radius:14px;padding:16px;color:#c8f5ff}.eyebrow{color:var(--cyan);font-size:.72rem;letter-spacing:.16em;margin:0;font-weight:700}.section-title{display:flex;justify-content:space-between;align-items:end;gap:16px;margin:54px 0 16px}.section-title h2{margin:3px 0;font-size:1.6rem}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.metric,.panel{border:1px solid var(--border);background:linear-gradient(145deg,rgba(21,40,66,.94),rgba(14,27,47,.94));border-radius:16px;box-shadow:0 16px 38px rgba(0,0,0,.16)}.metric{padding:18px}.metric .label{font-size:.8rem;color:var(--muted)}.metric .value{font-size:1.75rem;font-weight:800;margin-top:4px}.grid{display:grid;gap:14px}.two-col{grid-template-columns:1.1fr .9fr;margin-top:14px}.panel{padding:20px}.panel h3{margin:0 0 14px;font-size:1rem}.draw-list{display:grid;gap:8px}.draw-row{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid rgba(145,166,189,.14)}.draw-row:last-child{border-bottom:0}.draw-no{color:var(--muted);font-size:.82rem}.balls{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end}.ball{display:inline-grid;place-items:center;width:27px;height:27px;border-radius:50%;background:#223f62;border:1px solid #39668e;font-size:.78rem}.ball.special{background:#6c3d43;border-color:#b0656b}.notice-list{display:grid;gap:10px}.notice{padding:12px 14px;border-left:3px solid var(--orange);background:rgba(255,173,101,.08);color:#d9e7f3;font-size:.9rem}.number-table{max-height:320px;overflow:auto}.number-row{display:grid;grid-template-columns:42px 1fr 70px 75px;align-items:center;gap:10px;margin:9px 0}.number{color:var(--cyan);font-weight:700}.bar{height:8px;background:#20334c;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),#6d8bff);border-radius:99px}.small,.muted{font-size:.82rem;color:var(--muted)}.pair-list{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.pair{display:flex;justify-content:space-between;gap:6px;padding:9px 10px;border-radius:9px;background:rgba(84,211,232,.06);border:1px solid rgba(84,211,232,.13)}.form-panel{display:grid;gap:13px;align-content:start}.form-panel label{display:grid;gap:5px;color:var(--muted);font-size:.88rem}.form-panel input,.form-panel select,.panel input[type=file]{width:100%;padding:10px 12px;border:1px solid var(--border);background:#0c182a;color:var(--text);border-radius:9px;font:inherit}.button{display:inline-block;border:1px solid var(--border);border-radius:9px;padding:10px 15px;color:var(--text);background:transparent;text-decoration:none;cursor:pointer;font:inherit}.button:hover{filter:brightness(1.14)}.button.primary{background:#247f9d;border-color:#4bc0d4}.button.secondary{background:#416f52;border-color:#62d59d}.button.ghost{background:rgba(255,255,255,.04)}.result-box{min-height:170px}.ticket-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(185px,1fr));gap:8px}.ticket{padding:10px;border:1px solid var(--border);border-radius:10px;background:rgba(0,0,0,.12)}.ticket .balls{justify-content:flex-start;margin-top:7px}.backtest-summary{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.backtest-summary b{display:block;color:var(--cyan);font-size:1.2rem}.loading{color:var(--muted);padding:12px 0}.success{color:var(--green)}.error{color:var(--red)}code{font-family:ui-monospace,monospace;color:#b6e9f2}@media(max-width:850px){.hero,.topbar{align-items:flex-start;flex-direction:column}.hero-note{min-width:0;width:100%}.metrics{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}.topbar nav{gap:8px 12px}}@media(max-width:480px){.metrics{grid-template-columns:1fr}.number-row{grid-template-columns:35px 1fr 45px 62px}.pair-list{grid-template-columns:1fr}}