:root{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#eaf4ff;background:#060d1d;line-height:1.5;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse at 50% -20%,#103171 0,#0a1836 37%,#060d1d 78%);overflow-x:hidden}.ambient{position:fixed;pointer-events:none;border-radius:50%;filter:blur(1px);opacity:.55}.ambient-a{width:300px;height:300px;right:-150px;top:16%;background:#0f65ff44;box-shadow:0 0 130px 70px #0f65ff22}.ambient-b{width:220px;height:220px;left:-120px;bottom:10%;background:#00d9ff2e;box-shadow:0 0 120px 50px #00d9ff1c}.download-shell{position:relative;max-width:1060px;margin:0 auto;padding:42px 28px 30px}.brand{display:flex;align-items:center;gap:13px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid #4da4ff99;border-radius:12px;color:#c7ecff;font-size:16px;font-weight:800;letter-spacing:-1px;background:linear-gradient(140deg,#1d76ff,#13cbff);box-shadow:0 0 22px #158cff55}.brand b{display:block;font-size:16px;letter-spacing:1px}.brand span{display:block;margin-top:2px;font-size:9px;letter-spacing:2.5px;color:#6084b5}.hero{display:grid;grid-template-columns:1fr 360px;gap:70px;align-items:center;padding:100px 44px 84px}.eyebrow{margin:0 0 10px;color:#46d8fa;font-size:10px;font-weight:700;letter-spacing:3px}.hero h1{margin:0;font-size:clamp(42px,6vw,70px);line-height:1.15;letter-spacing:-2px}.hero h1 strong{color:#4ab8ff;text-shadow:0 0 25px #208bff77}.intro{max-width:390px;margin:22px 0;color:#9bb5d8;font-size:15px}.release-pill{display:inline-flex;align-items:center;gap:9px;padding:8px 13px;border:1px solid #345d8b;border-radius:999px;background:#0c2141;color:#b6d8ff;font-size:12px}.release-pill i{width:7px;height:7px;border-radius:50%;background:#2be4d0;box-shadow:0 0 10px #2be4d0;animation:pulse 1.8s infinite}.download-button{display:flex;align-items:center;justify-content:space-between;width:205px;margin-top:28px;padding:13px 17px;border-radius:11px;background:linear-gradient(100deg,#2176ff,#1cc5ef);color:white;text-decoration:none;font-weight:700;font-size:14px;box-shadow:0 10px 32px #176fff3d;transition:transform .2s,box-shadow .2s}.download-button:hover{transform:translateY(-2px);box-shadow:0 13px 35px #176fff66}.download-button.disabled{pointer-events:none;opacity:.42}.download-button span{font-size:20px;line-height:12px}.hint{margin:11px 0 0;color:#6487b4;font-size:11px}.qr-panel{justify-self:center;text-align:center}.qr-frame{display:grid;place-items:center;width:285px;height:285px;padding:14px;background:#fff;border-radius:18px;box-shadow:0 0 0 1px #55baff4d,0 0 45px #168bff50}.qr-frame svg{display:block;width:100%;height:100%}.qr-loading,.qr-error{color:#416184;font-size:13px}.qr-error{line-height:2}.qr-error small{font-size:11px}.scan-label{margin:17px 0 5px;color:#d8ebff;font-size:13px}.qr-url{max-width:285px;margin:0 auto;color:#5f83b1;font-size:10px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.release-card{margin:0 44px;padding:25px 28px;border:1px solid #23436c;background:linear-gradient(130deg,#0b1b36cc,#09152acc);border-radius:17px}.card-head{display:flex;justify-content:space-between;align-items:flex-start}.card-head h2{margin:0;color:#ecf6ff;font-size:20px}.version-badge{padding:4px 9px;border:1px solid #236abc;border-radius:5px;color:#69dfff;font-size:11px}.release-card ul{padding:0;margin:20px 0;list-style:none;color:#a8bfdf;font-size:13px}.release-card li{position:relative;padding-left:18px;margin:7px 0}.release-card li:before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:#2bd9f5;box-shadow:0 0 7px #2bd9f5}.meta{display:flex;gap:28px;padding-top:15px;border-top:1px solid #1a3457;color:#6285b3;font-size:11px}.meta b{margin-left:5px;color:#b5cde8;font-weight:500}.footer-note{text-align:center;margin:24px 0 0;color:#4e719e;font-size:11px}@keyframes pulse{50%{opacity:.38;transform:scale(.7)}}@media(max-width:730px){.download-shell{padding:27px 20px 26px}.hero{grid-template-columns:1fr;gap:46px;padding:68px 0 48px}.hero-copy{text-align:center}.intro{margin-left:auto;margin-right:auto}.release-pill{font-size:11px}.download-button{margin-left:auto;margin-right:auto}.qr-panel{grid-row:1}.qr-frame{width:245px;height:245px}.release-card{margin:0;padding:22px 19px}.meta{gap:12px;justify-content:space-between}.meta span{display:flex;flex-direction:column;gap:2px}.meta b{margin:0}.footer-note{font-size:10px}}
:root .brand-mark{overflow:hidden;padding:0;background:#071329}:root .brand-mark img{display:block;width:100%;height:100%;object-fit:cover}
