:root{--red:#ca263a;--ink:#16283f;--muted:#61718a;--bg:#edf1f7;--white:#fff;--line:#d8e0ed;font-family:'Microsoft YaHei UI','PingFang SC',sans-serif;color:var(--ink);background:var(--bg);scroll-behavior:smooth}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid var(--red);outline-offset:5px}header,main,footer{max-width:1220px;margin:auto}.masthead{padding:28px 36px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:18px}.brand img{object-fit:contain;border-radius:12px}.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:3px;letter-spacing:2px}nav{display:flex;align-items:center;gap:30px;font-size:13px}.nav-download{background:white;border:1px solid var(--line);border-radius:30px;padding:11px 20px}.hero{padding:90px 36px 98px;display:grid;grid-template-columns:1.45fr 1fr;align-items:center;gap:64px}.eyebrow{color:var(--muted);font-size:12px;letter-spacing:2px;margin:0 0 20px}h1{font-size:clamp(36px,4.15vw,54px);font-weight:800;letter-spacing:-1.6px;line-height:1.36;margin:0 0 24px}h1 span{color:var(--red)}.lead{font-size:15px;line-height:2;color:var(--muted);margin:0}.hero-meta{display:flex;gap:20px;flex-wrap:wrap;margin-top:32px;color:var(--muted);font-size:11px}.hero-meta span::before{content:'·';color:var(--red);margin-right:8px}.download-card{background:white;border:1px solid #f8faff;border-radius:24px;padding:30px;box-shadow:0 20px 40px -28px #34496580;scroll-margin-top:30px}.card-top{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}.status-dot{width:6px;height:6px;background:var(--red);border-radius:50%}.download-card h2{font-size:25px;margin:25px 0 8px}.version{font-family:Consolas,'Microsoft YaHei UI',monospace;font-size:14px;color:var(--red);min-height:20px}.download-description{font-size:12px;color:var(--muted);line-height:1.9;margin:22px 0}.primary-download{display:flex;align-items:center;justify-content:space-between;border-radius:12px;background:var(--red);color:white;font-size:15px;font-weight:700;padding:16px 20px;transition:background .2s,transform .2s}.primary-download:hover{background:#af2032;transform:translateY(-1px)}.primary-download.is-disabled{background:#e6ebf3;color:#65758a;pointer-events:none}.primary-download span{font-size:22px;font-weight:400}.download-status{font-size:11px;color:var(--muted);line-height:1.7;min-height:19px}.card-foot{border-top:1px solid var(--line);padding-top:18px;margin-top:20px;font-size:11px;line-height:1.8;color:var(--muted)}.workbench{background:white;border-radius:30px;margin:0 16px;padding:54px 52px 46px}.section-heading h2,.release h2{font-size:27px;letter-spacing:-.8px;margin:0}.feature-layout{display:grid;grid-template-columns:1fr 1.15fr;align-items:center;gap:70px;margin-top:30px}.feature-text h3{font-size:15px;margin:25px 0 8px}.feature-text p{font-size:13px;color:var(--muted);line-height:1.9;margin:0;max-width:390px}.track-board{padding:25px;border-radius:18px;background:#f6f8fc;border:1px solid var(--line);transform:rotate(-2deg)}.track-caption{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-bottom:20px}.track{display:flex;align-items:center;gap:16px;padding:17px 13px;border-radius:9px;margin:12px 0;background:white;border:1px solid var(--line)}.track span{font-size:11px;white-space:nowrap}.wave{height:38px;flex:1;background:repeating-linear-gradient(90deg,currentColor 0 2px,transparent 2px 5px);clip-path:polygon(0 45%,3% 38%,6% 48%,9% 25%,13% 35%,17% 5%,21% 20%,27% 10%,33% 40%,38% 15%,45% 20%,50% 5%,54% 20%,61% 25%,68% 10%,73% 40%,79% 24%,84% 35%,91% 23%,96% 40%,100% 50%,96% 60%,91% 77%,84% 65%,79% 76%,73% 60%,68% 90%,61% 75%,54% 80%,50% 95%,45% 80%,38% 85%,33% 60%,27% 90%,21% 80%,17% 95%,13% 65%,9% 75%,6% 52%,3% 62%,0 55%)}.wave-original{color:#8974ba}.wave-music{color:#309b78;transform:scaleY(.8)}.wave-vocal{color:#5e8fd6;clip-path:polygon(0 48%,15% 48%,18% 25%,26% 10%,30% 48%,40% 48%,44% 15%,58% 20%,64% 48%,72% 48%,77% 5%,90% 25%,94% 48%,100% 48%,100% 52%,94% 52%,90% 75%,77% 95%,72% 52%,64% 52%,58% 80%,44% 85%,40% 52%,30% 52%,26% 90%,18% 75%,15% 52%,0 52%)}.track-board>p{font-size:11px;text-align:right;color:var(--muted);margin-bottom:0}.release{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;padding:80px 68px}.release-body{font-size:13px;line-height:1.9}.release-body h3{margin:0 0 12px}.release-body>p{color:var(--muted);white-space:pre-line;margin-bottom:28px}details{border-top:1px solid var(--line);padding:15px 0}summary{cursor:pointer;font-weight:600}details p{color:var(--muted)}code{display:block;font-size:11px;overflow-wrap:anywhere;color:var(--muted)}footer{border-top:1px solid var(--line);padding:25px 36px 34px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}@media(max-width:800px){.hero{grid-template-columns:1fr;gap:36px;padding:48px 26px 56px}.hero h1{font-size:42px}.hero-copy{max-width:600px}.download-card{max-width:500px}.feature-layout,.release{grid-template-columns:1fr;gap:30px}.workbench{padding:36px 26px}.release{padding:50px 28px}.track-board{transform:none}.masthead{padding:20px 26px}nav{gap:15px}nav>a:not(.nav-download){display:none}footer{flex-wrap:wrap;padding:24px 26px}}@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}.primary-download{transition:none}}
@media(max-width:430px){.masthead{padding:20px;gap:12px}.brand{font-size:16px;gap:10px}.brand img{width:36px;height:36px}.brand small{font-size:10px;letter-spacing:1px}.nav-download{padding:10px 12px;font-size:12px}.hero h1{font-size:36px}.hero h1 span{display:block}.hero-meta{gap:12px}.download-card{padding:24px}}