.kids-body{--kid-blue:#4f7cff;--kid-yellow:#ffcf4a;--kid-pink:#ff6f91;background:#f4f8ff}.account-link{border:1px solid var(--line);border-radius:10px;padding:8px 13px;text-decoration:none;color:var(--ink);font-weight:800}.kids-main{grid-template-columns:250px minmax(0,1fr)}.kids-side{background:#eef4ff}.kids-mascot{font-size:64px;text-align:center;margin:2px 0 18px}.kid-lesson{width:100%;border:0;background:transparent;border-radius:13px;padding:11px 12px;margin:3px 0;display:flex;align-items:center;gap:9px;text-align:left}.kid-lesson b{margin-left:auto;color:#667085;font-size:13px}.kid-lesson:hover,.kid-lesson.active{background:#fff;box-shadow:0 4px 15px #3154a712}.kid-lesson.active{color:#315eea;font-weight:900}.kids-hero{display:flex;justify-content:space-between;align-items:center;gap:28px;background:linear-gradient(135deg,#fff 0%,#eef4ff 100%);border:1px solid #dce7ff;border-radius:24px;padding:30px;margin-bottom:24px}.kids-hero h1{font-size:clamp(32px,4vw,52px);line-height:1.06;margin:8px 0 12px;max-width:780px}.kids-hero p{font-size:18px;color:#667085;max-width:720px;margin:0}.star-box{min-width:130px;text-align:center;background:#fff;border-radius:20px;padding:18px;box-shadow:0 8px 30px #3154a715}.star-box span{font-size:36px;display:block}.star-box b{font-size:28px;display:block}.star-box small{color:#667085}.kid-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.kid-card{border:2px solid transparent;background:#fff;border-radius:20px;padding:18px 14px;min-height:150px;text-align:center;position:relative;box-shadow:0 5px 18px #3154a70d;transition:.18s}.kid-card:nth-child(4n+1){border-color:#ffd8e2}.kid-card:nth-child(4n+2){border-color:#d9e4ff}.kid-card:nth-child(4n+3){border-color:#d8f3e8}.kid-card:nth-child(4n){border-color:#fff0bd}.kid-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px #3154a719}.kid-card.known{background:#fffbea;border-color:#ffcf4a}.kid-zh{font-size:32px;font-weight:900}.kid-py{color:#4169e1;font-weight:800;margin:3px 0}.kid-ru{font-size:14px;color:#667085}.kid-check{position:absolute;right:10px;top:8px}.kids-workspace{padding-top:30px}@media(max-width:1050px){.kid-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:800px){.kids-main{display:block}.kids-side{padding:12px;overflow:auto;white-space:nowrap}.kids-mascot,.kids-side .side-title,.kids-side .side-note{display:none}#kidLessons{display:flex}.kid-lesson{width:auto;min-width:118px}.kids-hero{padding:22px;align-items:flex-start}.star-box{min-width:95px}.kid-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.kids-hero{display:block}.star-box{display:flex;gap:8px;align-items:center;margin-top:18px;padding:10px 14px}.star-box span{font-size:24px}.star-box b{font-size:22px}.kid-card{min-height:135px;padding:14px 10px}.kid-zh{font-size:27px}.top-nav{overflow:auto}.top-nav a{white-space:nowrap}}