.letme-home{font-family:Arial,Helvetica,sans-serif;color:#0a2342;background:#fff}.letme-hero{background:linear-gradient(100deg,#f8fcff 0%,#eef7ff 48%,#e3f1fc 100%);padding:52px 4vw 34px;overflow:hidden}.letme-hero-inner{max-width:1500px;margin:auto;display:grid;grid-template-columns:1.02fr 1.45fr;gap:28px;align-items:center}.letme-kicker{font-size:14px;font-weight:700;letter-spacing:2px;color:#1185e8;margin-bottom:8px}.letme-title{font-size:62px;line-height:1.03;margin:0 0 15px;font-weight:800;letter-spacing:-1.5px}.letme-sub{font-size:21px;line-height:1.45;color:#38536f;max-width:600px;margin:0 0 25px}.letme-quick{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.letme-quick a{text-decoration:none;color:#0a2342;text-align:center}.letme-icon{width:62px;height:62px;margin:0 auto 8px;border-radius:50%;background:white;border:1px solid #d6e7f5;display:grid;place-items:center;font-size:27px;box-shadow:0 7px 18px rgba(31,91,140,.09)}.letme-quick strong{display:block;font-size:14px}.letme-quick span{display:block;font-size:12px;color:#5e7389;margin-top:2px}.letme-showcase{display:flex;align-items:flex-end;justify-content:center;gap:8px;min-height:400px;position:relative}.letme-showcase:before{content:"";position:absolute;left:8%;right:8%;bottom:4px;height:70px;background:linear-gradient(#fff,#e7f0f8);border-radius:50%;box-shadow:0 18px 26px rgba(42,85,120,.14)}.letme-showcase img{position:relative;z-index:1;object-fit:contain;filter:drop-shadow(0 12px 12px rgba(26,47,68,.14))}.letme-showcase .humid{height:350px}.letme-showcase .fan{height:290px}.letme-wrap{max-width:1600px;margin:auto;padding:28px 3.3vw}.letme-wrap h2{font-size:38px;margin:0 0 4px}.letme-lead{font-size:17px;color:#5e7288;margin:0 0 22px}.letme-category{margin:28px 0 12px;font-size:25px}.letme-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.letme-card{border:1px solid #dce8f3;border-radius:16px;background:#fff;overflow:hidden;display:flex;flex-direction:column}.letme-card-media{height:245px;background:linear-gradient(#fbfdff,#f4f9fd);display:flex;align-items:center;justify-content:center;padding:14px}.letme-card-media img{max-width:100%;max-height:100%;object-fit:contain}.letme-card-body{padding:15px 17px 18px}.letme-card h3{font-size:22px;margin:0 0 5px}.letme-card p{margin:2px 0;color:#61758a;font-size:14px}.letme-btn{display:inline-block;margin-top:12px;border-radius:999px;background:#1688e8;color:#fff;text-decoration:none;padding:10px 18px;font-weight:700}.letme-resources{background:linear-gradient(90deg,#edf7ff,#f7fbff);padding:20px 3.3vw 30px}.letme-resource-grid{max-width:1600px;margin:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.letme-resource{background:#fff;border:1px solid #e2edf7;border-radius:16px;padding:18px;text-decoration:none;color:#0a2342;display:grid;grid-template-columns:58px 1fr;gap:12px;align-items:center}.letme-resource .r-icon{width:56px;height:56px;border-radius:50%;background:#eef7ff;display:grid;place-items:center;font-size:27px}.letme-resource strong{display:block;font-size:17px}.letme-resource small{display:block;color:#64778c;line-height:1.35;margin-top:3px}.letme-email{text-align:center;padding:16px;color:#64778c;font-size:13px}.letme-manuals{max-width:1200px;margin:0 auto;padding:48px 24px}.letme-manuals h1{font-size:42px;margin-bottom:8px}.letme-manuals .intro{color:#5f748a;margin-bottom:26px}.manual-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.manual-card{border:1px solid #dce8f3;border-radius:14px;padding:20px;background:#fff}.manual-card h3{margin:0 0 5px}.manual-card p{color:#62768b;font-size:14px;margin:0 0 12px}.manual-pending{display:inline-block;background:#eef4f8;color:#63788d;border-radius:999px;padding:9px 14px;font-size:13px;font-weight:700}
@media(max-width:1100px){.letme-hero-inner{grid-template-columns:1fr}.letme-grid{grid-template-columns:repeat(3,1fr)}.letme-resource-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.letme-title{font-size:42px}.letme-sub{font-size:18px}.letme-quick{grid-template-columns:repeat(2,1fr)}.letme-showcase{min-height:310px}.letme-showcase .humid{height:260px}.letme-showcase .fan{height:220px}.letme-grid{grid-template-columns:repeat(2,1fr)}.manual-grid{grid-template-columns:1fr}}@media(max-width:520px){.letme-grid,.letme-resource-grid{grid-template-columns:1fr}}