:root{--coral: #ff6b6b;--teal: #4ecdc4;--mustard: #e5a837;--ink: #2d3436;--muted: #636e72;--paper: #fffaf3;--white: #ffffff;font-family:Noto Sans SC,system-ui,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;min-height:100vh}.hero{position:relative;overflow:hidden;padding:72px 24px 88px;color:var(--white);background:radial-gradient(circle at 18% 20%,rgba(255,255,255,.28),transparent 42%),linear-gradient(120deg,var(--mustard) 0%,var(--coral) 48%,var(--teal) 100%)}.hero:after{content:"";position:absolute;inset:auto -10% -40% 40%;height:70%;background:radial-gradient(circle,rgba(255,255,255,.18),transparent 65%);pointer-events:none}.hero-inner{position:relative;z-index:1;max-width:920px;margin:0 auto}.brand-row{display:flex;align-items:center;gap:14px}.brand-icon{width:64px;height:64px;border-radius:18px;box-shadow:0 10px 30px #2d34362e;background:var(--white)}.brand-name{font-family:ZCOOL KuaiLe,Noto Sans SC,sans-serif;font-size:clamp(2.4rem,5vw,3.4rem);line-height:1;letter-spacing:.02em}.slogan{margin:18px 0 8px;font-size:clamp(1.15rem,2.4vw,1.45rem);font-weight:700}.lead{margin:0 0 28px;max-width:34rem;color:#ffffffeb;line-height:1.7}.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.cta{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border:0;border-radius:14px;background:var(--white);color:var(--coral);font-weight:700;font-size:1rem;text-decoration:none;cursor:pointer;box-shadow:0 12px 28px #2d343629;transition:transform .16s ease,box-shadow .16s ease}.cta-ios{background:#ffffff29;color:var(--white);border:1.5px solid rgba(255,255,255,.75);box-shadow:none}.cta-ios:hover{background:#ffffff42}.cta:hover{transform:translateY(-2px);box-shadow:0 16px 34px #2d343633}.cta:disabled,.cta[aria-disabled=true]{opacity:.65;cursor:not-allowed;transform:none}.meta{margin-top:14px;font-size:.92rem;color:#ffffffe6}.section{max-width:920px;margin:0 auto;padding:56px 24px}.section h2{margin:0 0 10px;font-size:1.55rem}.section p.sub{margin:0 0 28px;color:var(--muted);line-height:1.6}.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.feature{padding:20px 18px;border-radius:18px;background:var(--white);border:1px solid rgba(45,52,54,.06);box-shadow:0 8px 24px #2d34360a}.feature h3{margin:0 0 8px;font-size:1.05rem}.feature p{margin:0;color:var(--muted);line-height:1.65;font-size:.95rem}.changelog{display:grid;gap:14px}.change-item{padding:18px 18px 16px;border-radius:16px;background:var(--white);border:1px solid rgba(45,52,54,.06)}.change-head{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:baseline;margin-bottom:8px}.change-head strong{font-size:1.05rem}.change-head span{color:var(--muted);font-size:.9rem}.change-item pre{margin:0;white-space:pre-wrap;word-break:break-word;font-family:inherit;line-height:1.7;color:var(--ink)}.state{padding:18px;border-radius:14px;background:#ff6b6b14;color:var(--coral);border:1px solid rgba(255,107,107,.18)}.state.muted{background:#4ecdc41a;color:var(--muted);border-color:#4ecdc433}.footer{padding:28px 24px 48px;text-align:center;color:var(--muted);font-size:.9rem}@media(max-width:800px){.features{grid-template-columns:1fr}.hero{padding:56px 20px 72px}}