:root{font-family:Inter,"SF Pro Display","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#101b39;background:#f5f8ff;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #236bf1;outline-offset:4px}img{max-width:100%;display:block}.skip{position:absolute;left:12px;top:-80px;background:#fff;padding:12px;z-index:10}.skip:focus{top:12px}
.site-header{position:relative;z-index:3;border-bottom:1px solid #dfe7f4;background:rgba(248,250,255,.9)}.nav-shell,.hero-shell,.section-shell,.footer-shell{max-width:1280px;margin:auto;padding-left:clamp(22px,5vw,64px);padding-right:clamp(22px,5vw,64px)}.nav-shell{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand,.footer-brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em}.brand{font-size:21px}.brand img{width:42px;height:42px;object-fit:contain}.site-header nav{display:flex;align-items:center;gap:30px}.nav-link{font-size:14px;color:#56627c;font-weight:600}.nav-link:hover,.hero-hint a:hover,.footer-links a:hover{color:#2468e9}.nav-cta{padding:12px 23px;border-radius:999px;color:#fff;background:#286df2;box-shadow:0 7px 17px rgba(40,109,242,.18);font-size:14px;font-weight:750}.nav-cta:hover,.button-primary:hover{background:#175bdc;transform:translateY(-2px)}
.hero{background:radial-gradient(circle at 82% 43%,#dfeeff 0,#f5f8ff 47%,#f8faff 82%);overflow:hidden}.hero-shell{min-height:660px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);align-items:center;gap:22px}.hero-copy{position:relative;z-index:1;padding:78px 0 100px}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 26px;padding:9px 15px;border:1px solid #dce6fa;border-radius:999px;background:#fff;color:#42618f;font-size:13px;font-weight:750;box-shadow:0 7px 30px rgba(45,96,168,.05)}.eyebrow-dot{width:7px;height:7px;border-radius:50%;background:#3178fa;box-shadow:0 0 0 4px #e3eeff}.hero h1{margin:0;color:#101936;font-size:clamp(52px,5.4vw,82px);font-weight:850;line-height:1.2;letter-spacing:-.065em;white-space:nowrap}.hero h1 span{background:linear-gradient(100deg,#266ef1 5%,#6b5cf5 55%,#bd6adc 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-lead{margin:28px 0 34px;color:#55617a;font-size:clamp(16px,1.5vw,19px);line-height:1.9}.hero-actions{display:flex;flex-wrap:wrap;gap:13px}.button{min-width:190px;min-height:67px;padding:10px 20px;display:inline-flex;align-items:center;gap:13px;border-radius:15px;border:1px solid transparent;transition:transform .2s,background .2s,box-shadow .2s}.button span:last-child{display:grid;gap:2px}.button small{font-size:11px;font-weight:600;opacity:.72}.button strong{font-size:16px;font-weight:800}.button-symbol{width:26px;text-align:center;font-size:24px;font-weight:450}.button-primary{color:#fff;background:#152143;box-shadow:0 12px 26px rgba(21,33,67,.17)}.button-light{color:#14203d;background:#fff;border-color:#e0e7f2;box-shadow:0 12px 26px rgba(43,75,122,.06)}.button-light:hover{transform:translateY(-2px);border-color:#a9c2f6;box-shadow:0 15px 30px rgba(43,75,122,.1)}.hero-hint{margin:25px 0 0;color:#75819a;font-size:14px}.hero-hint a{color:#2b65dc;font-weight:750}.hero-visual{position:relative;align-self:stretch;display:flex;align-items:center;justify-content:center;min-width:0}.hero-visual img{position:relative;z-index:1;width:min(100%,540px);max-height:690px;object-fit:contain;filter:drop-shadow(0 28px 32px rgba(28,77,154,.16))}.visual-halo{position:absolute;width:85%;aspect-ratio:1;border-radius:50%;background:#b8d6ff;filter:blur(70px);opacity:.33}
.features{background:#fff;border-top:1px solid #edf1f7;padding:88px 0 98px}.section-heading{max-width:760px}.section-kicker{margin:0 0 14px;color:#2c6fe9;font-weight:800;font-size:13px;letter-spacing:.09em}.section-heading h2,.download h2{margin:0;color:#14213c;font-size:clamp(32px,3vw,48px);line-height:1.3;letter-spacing:-.05em}.section-heading>p:last-child,.download-shell>div:first-child>p:last-child{margin:16px 0 0;color:#64708b;line-height:1.75}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:45px}.feature-card{padding:30px 31px 33px;border:1px solid #e8eef8;border-radius:22px;background:linear-gradient(150deg,#fbfdff,#f5f8ff)}.feature-index{font-size:13px;font-weight:800;color:#3d81fa}.feature-card h3{margin:25px 0 11px;font-size:23px;letter-spacing:-.04em}.feature-card p{margin:0;color:#65718a;line-height:1.8;font-size:15px}
.download{background:#edf4ff;padding:88px 0 100px}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}.download-grid a{display:flex;flex-direction:column;gap:16px;min-height:156px;padding:23px 25px;border:1px solid #dae6f8;border-radius:20px;background:#fff;box-shadow:0 15px 35px rgba(33,77,140,.05);transition:transform .2s,box-shadow .2s}.download-grid a:hover{transform:translateY(-4px);box-shadow:0 19px 40px rgba(33,77,140,.12)}.download-grid a>span{color:#3576ef;font-size:13px;font-weight:800}.download-grid strong{font-size:20px;letter-spacing:-.03em}.download-grid strong span{color:#4280f1}.download-grid small{margin-top:auto;color:#7a879d;font-size:13px}.site-footer{background:#121c38;color:#fff}.footer-shell{display:flex;align-items:center;gap:24px;min-height:110px}.footer-brand{font-size:16px}.footer-links{display:flex;gap:20px;margin-left:auto;color:#b8c5df;font-size:13px}.footer-shell small{color:#8c9ab9;font-size:12px}
@media(max-width:900px){.hero-shell{grid-template-columns:1fr 1fr;min-height:590px}.hero h1{font-size:clamp(41px,5.1vw,62px)}.hero-visual img{max-height:540px}.button{min-width:170px}}
@media(max-width:700px){.site-header nav{gap:13px}.nav-link{display:none}.nav-shell{min-height:68px}.brand{font-size:18px}.brand img{width:34px;height:34px}.nav-cta{padding:10px 16px}.hero-shell{display:flex;flex-direction:column;gap:0;min-height:0}.hero-copy{width:100%;padding:68px 0 20px}.eyebrow{margin-bottom:22px}.hero h1{font-size:clamp(42px,10vw,64px);white-space:normal}.hero-lead{margin:22px 0 27px;font-size:16px}.desktop-only{display:none}.hero-visual{width:100%;max-height:460px;overflow:hidden;align-self:center}.hero-visual img{height:520px;width:auto;max-width:none;object-fit:contain;object-position:top;transform:translateY(-15px)}.visual-halo{width:70%;filter:blur(55px)}.features,.download{padding:65px 0}.feature-grid,.download-grid{grid-template-columns:1fr;gap:12px;margin-top:30px}.feature-card{padding:22px 24px}.feature-card h3{margin:14px 0 7px}.download-grid a{min-height:130px}.footer-shell{min-height:150px;flex-wrap:wrap;justify-content:space-between;padding-top:28px;padding-bottom:28px}.footer-links{margin-left:0}.footer-shell small{width:100%}}
@media(max-width:430px){.hero-copy{padding-top:54px}.hero h1{font-size:clamp(35px,9.5vw,44px)}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.button{min-width:0;padding:9px 10px;min-height:63px;gap:7px}.button strong{font-size:13px}.button small{font-size:10px}.button-symbol{width:19px;font-size:20px}.hero-visual{max-height:390px}.hero-visual img{height:390px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.nav-cta,.download-grid a{transition:none}}