:root{--bg:#07111f;--panel:#101d2d;--line:#26364a;--text:#edf5ff;--muted:#9cafc3;--cyan:#55d6be;--blue:#4f7cff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80px 300px,#152b44 0,transparent 34%),var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.7}header{height:72px;padding:0 clamp(22px,6vw,88px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(7,17,31,.9);position:sticky;top:0;z-index:5;backdrop-filter:blur(12px)}a{color:inherit}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand b{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--cyan);color:var(--cyan)}nav{display:flex;gap:24px}nav a{color:#c9d6e4;text-decoration:none;font-size:14px}.hero{min-height:520px;padding:90px clamp(22px,8vw,132px);display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.kicker{margin:0 0 12px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.2em}.hero h1{margin:0;font:500 clamp(42px,6vw,76px)/1.15 STSong,SimSun,serif}.hero>div>p:not(.kicker){max-width:720px;color:var(--muted);font-size:17px}.chips{display:flex;gap:10px;flex-wrap:wrap}.chips span{padding:6px 13px;border:1px solid var(--line);border-radius:20px;color:#c9d6e4;font-size:13px}.orb{margin:auto;width:250px;height:250px;border:1px solid #355273;border-radius:50%;display:grid;place-items:center;position:relative;box-shadow:inset 0 0 55px #16314d,0 0 80px rgba(79,124,255,.15)}.orb i{position:absolute;border:1px solid rgba(85,214,190,.45);border-radius:50%;animation:pulse 2.8s infinite}.orb i:nth-child(1){inset:35px}.orb i:nth-child(2){inset:68px;animation-delay:.4s}.orb i:nth-child(3){width:12px;height:12px;background:var(--cyan);box-shadow:0 0 25px var(--cyan)}.orb strong{margin-top:150px;color:var(--cyan);font-size:12px;letter-spacing:.2em}@keyframes pulse{50%{opacity:.35;transform:scale(.96)}}.downloads{max-width:1160px;margin:0 auto;padding:0 22px 80px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.downloads article{padding:30px;background:linear-gradient(145deg,#111f30,#0d1927);border:1px solid var(--line);border-radius:16px}.downloads em{font-style:normal;color:var(--cyan);font-size:12px}.downloads h2{margin:8px 0}.downloads p{min-height:112px;color:var(--muted);font-size:14px}.downloads a,.game button#start{display:inline-flex;padding:11px 18px;background:var(--blue);border:0;border-radius:8px;text-decoration:none;color:#fff;font-weight:700;cursor:pointer}.game{max-width:1116px;margin:0 auto 72px;padding:38px;display:grid;grid-template-columns:1.2fr .8fr .5fr;gap:30px;align-items:center;background:#0e1b2a;border:1px solid var(--line);border-radius:18px}.game h2{margin:4px 0}.game p{color:var(--muted)}#signal{height:180px;border:1px solid #354960;border-radius:14px;background:#172638;color:#fff;cursor:pointer}#signal span{display:block;font-size:28px;font-weight:800}#signal small{color:var(--muted)}#signal.wait{background:#4b3520}#signal.go{background:#16634f;box-shadow:0 0 35px rgba(85,214,190,.25)}.score{text-align:center}.score b{display:block;font-size:48px}.score span,.score p{color:var(--muted)}.note{max-width:1116px;margin:0 auto 72px;padding:22px 26px;border:1px solid #705c38;background:#191a1c;color:#d8c39b}.note p{margin:5px 0 0}footer{display:flex;justify-content:space-between;padding:26px clamp(22px,6vw,88px);border-top:1px solid var(--line);color:#788da3;font-size:13px}@media(max-width:800px){.hero{grid-template-columns:1fr;padding-top:60px}.orb{display:none}.downloads{grid-template-columns:1fr}.downloads p{min-height:0}.game{margin-left:22px;margin-right:22px;grid-template-columns:1fr}.score{text-align:left}header nav{gap:12px;font-size:12px}footer{flex-direction:column}}