:root{color-scheme:light;--bg:#f7f5f0;--text:#171717;--muted:#68635d;--card:hsla(0,0%,100%,.78);--card-strong:#fff;--line:hsla(0,0%,9%,.1);--accent:#1d4ed8;--accent-strong:#123a9f;--shadow:0 24px 80px rgba(38,34,28,.13)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text);background:radial-gradient(circle at 12% 18%,rgba(249,115,22,.16),transparent 30%),radial-gradient(circle at 84% 8%,rgba(29,78,216,.16),transparent 28%),linear-gradient(135deg,#fffdf7 0,var(--bg) 44%,#eef4ff 100%);line-height:1.6}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid rgba(29,78,216,.45);outline-offset:4px;border-radius:14px}.page{display:flex;width:min(1120px,calc(100% - 40px));min-height:100vh;flex-direction:column;margin:0 auto;padding:32px 0 24px}main{flex:1 1}.nav{display:flex;justify-content:space-between;gap:16px;margin-bottom:32px}.brand,.nav{align-items:center}.brand{display:inline-flex;gap:10px;font-weight:800;letter-spacing:-.03em}.brand-mark{display:grid;width:38px;height:38px;place-items:center;border-radius:14px;background:#171717;color:#fff;box-shadow:0 12px 30px hsla(0,0%,9%,.18);font-size:14px}.language-switch{display:flex;gap:4px;padding:3px;border:1px solid #ececec;border-radius:8px;background:hsla(0,0%,100%,.72);box-shadow:0 10px 30px hsla(0,0%,9%,.08)}.language-switch button{min-width:38px;padding:4px 9px;border:0;border-radius:6px;background:transparent;color:#555;cursor:pointer;font:inherit;font-size:12px;font-weight:700;line-height:1.4}.language-switch button[aria-pressed=true]{background:#111;color:#fff}.language-switch button:focus-visible{outline:3px solid rgba(29,78,216,.45);outline-offset:2px}.apps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:18px;gap:18px}.card{position:relative;display:flex;min-height:300px;flex-direction:column;gap:16px;overflow:hidden;padding:26px;border:1px solid var(--line);border-radius:28px;background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.card:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(135deg,hsla(0,0%,100%,.7),transparent 42%)}.card>*{position:relative;z-index:1}.card.insightap{background:linear-gradient(160deg,rgba(239,246,255,.92),hsla(0,0%,100%,.74))}.card.scards{background:linear-gradient(160deg,rgba(255,247,237,.94),hsla(0,0%,100%,.76))}.card.sarticles{background:linear-gradient(160deg,rgba(236,253,245,.94),hsla(0,0%,100%,.76))}.app-icon{display:grid;width:58px;height:58px;place-items:center;border-radius:20px;background:#fff;font-size:28px;box-shadow:0 16px 32px hsla(0,0%,9%,.1)}.card h3{margin:6px 0 0;font-size:30px;line-height:1;letter-spacing:-.055em}.card p{margin:0;color:var(--muted)}.feature-list{display:grid;grid-gap:8px;gap:8px;margin:0;padding:0;color:#34302b;font-size:14px;list-style:none}.feature-list li{display:flex;gap:8px}.feature-list li:before{content:"•";color:var(--accent);font-weight:900}.text-link{display:inline-flex;width:-moz-fit-content;width:fit-content;min-height:42px;align-items:center;margin-top:auto;color:var(--accent-strong);font-weight:800}footer{margin-top:40px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:14px;text-align:center}.privacy{width:min(720px,calc(100% - 40px));margin:0 auto;padding:40px 0 24px;color:var(--text)}.privacy h1{margin-top:0;font-size:1.8em;border-bottom:1px solid #eee;padding-bottom:10px}.privacy h2{font-size:1.3em;margin-top:1.5em}.privacy ul{padding-left:20px}.privacy li{margin-bottom:6px}.privacy a{color:var(--accent-strong)}@media (max-width:900px){.apps{grid-template-columns:1fr}.card{min-height:auto}}@media (max-width:560px){.page{width:min(100% - 28px,1120px);padding-top:24px}.nav{align-items:flex-start;margin-bottom:28px}.card{padding:22px;border-radius:24px}}