:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#1d1d1f;background:#fff;font-synthesis:none;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{color:#0071e3}a:focus-visible,summary:focus-visible{outline:3px solid #0071e3;outline-offset:5px}img{max-width:100%;display:block}header{border-bottom:1px solid #e7e7e9;background:#ffffffed}.header-inner{max-width:1120px;padding:18px 28px;margin:auto;display:flex;align-items:center;gap:40px}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:650;white-space:nowrap}.brand img{border-radius:8px}.brand span{font-size:12px;color:#777;font-weight:400;border-left:1px solid #d2d2d7;padding-left:10px}.header-inner nav{display:flex;gap:30px;margin-left:auto;font-size:13px}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:13px 25px;border:1px solid #0071e3;border-radius:99px;background:#0071e3;color:white;font-size:15px;font-weight:500;transition:background .2s}.button:hover{background:#005bb8;color:white}.button.secondary{background:transparent;color:#0071e3}.button.secondary:hover{background:#eaf4ff}.button.compact{padding:7px 17px;font-size:12px}.actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:28px}.hero{text-align:center;padding:66px 24px 0;overflow:hidden}.eyebrow{font-size:13px;letter-spacing:.09em;font-weight:600;color:#727278;margin:0 0 20px}h1{font-size:clamp(48px,7vw,88px);letter-spacing:-.055em;line-height:1.13;margin:0;font-weight:650}h2{font-size:clamp(28px,3.5vw,43px);line-height:1.25;letter-spacing:-.035em;font-weight:600;margin:14px 0 20px}h3{font-size:20px;margin:18px 0 7px}p{color:#727278;margin:12px 0}.lead{font-size:20px;line-height:1.75;margin:24px auto 0;max-width:650px}.micro{font-size:12px;color:#85858b}.device{position:relative;border:8px solid #29292c;background:#101013;box-shadow:0 0 0 2px #b6b6bd,0 22px 65px #0002;overflow:hidden}.phone{width:258px;height:440px;border-radius:43px;margin:45px auto -38px;transform:rotate(-5deg)}.phone img{width:100%;height:100%;object-fit:cover}.island{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:83px;height:23px;background:#111;border-radius:30px}.device-caption{position:absolute;bottom:35px;left:0;right:0;color:white;font-size:22px;text-shadow:0 2px 10px #000;background:linear-gradient(transparent,#0008);padding:30px 0 0}.section{padding:88px max(24px,calc((100% - 1064px)/2))}.soft{background:#f5f5f7}.section-head{max-width:580px;margin-bottom:42px}.section-head p{max-width:490px}.covers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:25px}.covers img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:13px;box-shadow:0 7px 19px #0000000c}.covers p{font-size:14px;line-height:1.8}.benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:42px}.benefits h2{font-size:27px}.benefits span{font-size:12px;color:#0071e3;font-weight:600}.benefits p{font-size:15px}.center{text-align:center}.guide-links{display:flex;gap:32px;justify-content:center;flex-wrap:wrap;margin:30px 0 36px;font-size:15px;color:#0071e3}.page-heading{padding:75px 24px 55px;text-align:center;background:linear-gradient(#fff,#f5f5f7)}.page-heading h1{font-size:clamp(42px,6vw,68px)}.page-heading .lead{font-size:17px;max-width:640px}.reading{max-width:830px;margin:auto;padding:35px 28px 85px}.step{display:flex;gap:27px;padding:35px 0;border-bottom:1px solid #e5e5e8}.step h2,.prose h2,.questions h2,aside h2{font-size:27px;margin-top:0}.step p,.prose p{line-height:1.95;margin-bottom:0;color:#616168}.step-no{flex:0 0 40px;padding-top:3px;font-size:19px;color:#0071e3}.tablet{margin:55px auto;width:100%;height:330px;border-radius:27px;display:flex;align-items:center;justify-content:center;gap:50px;color:white}.tablet img{height:100%;width:auto;max-width:48%;object-fit:cover}.tablet span{font-size:28px}.tablet small{font-size:14px;color:#b5b5bc}aside{padding:38px 25px;background:#f5f5f7;border-radius:22px;text-align:center;margin:45px 0 15px}.questions{margin-top:40px}details{border-bottom:1px solid #dedee3;padding:22px 0}summary{cursor:pointer;font-size:18px;font-weight:500;padding-right:15px}details p{padding-right:20px;font-size:15px;line-height:1.9}.prose{padding:30px 0;border-bottom:1px solid #e7e7e9}footer{background:#f5f5f7;border-top:1px solid #e4e4e7}.footer-inner{max-width:1120px;margin:auto;padding:40px 28px 28px}.footer-inner nav{display:flex;flex-wrap:wrap;gap:12px 28px;margin:25px 0;font-size:13px}.contact{display:flex;flex-wrap:wrap;gap:12px 25px;font-size:12px;border-top:1px solid #dddde1;padding-top:22px;color:#6e6e73}.skip{position:absolute;top:-100px}.skip:focus{top:10px;left:10px;background:white;padding:12px;z-index:10}@media(max-width:650px){.header-inner{padding:15px 18px;gap:12px;flex-wrap:wrap}.brand{font-size:16px}.header-inner>.button{margin-left:auto}.header-inner nav{order:3;width:100%;justify-content:center;margin:0;gap:40px;padding-top:10px}.hero{padding-top:48px}h1{font-size:59px}.lead{font-size:17px}.section{padding:60px 22px}.covers{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 18px}.covers h3{font-size:18px}.benefits{grid-template-columns:1fr;gap:28px}.benefits>div{border-bottom:1px solid #eee;padding-bottom:22px}.guide-links{gap:17px}.page-heading{padding-top:50px}.page-heading h1{font-size:43px}.reading{padding:20px 22px 55px}.step{gap:14px}.step h2,.prose h2{font-size:24px}.tablet{height:230px;gap:16px;border-width:6px}.tablet span{font-size:20px}.tablet small{font-size:10px}.footer-inner{padding:32px 22px}.contact{flex-direction:column;gap:10px}.actions{gap:10px}.button{padding:12px 19px;font-size:14px}}
