:root{color-scheme:light;--bg:#f1f4fc;--ink:#122344;--muted:#495e7e;--blue:#2348c9;--line:#d5def4;--white:#fff;font-family:"Noto Sans KR","Malgun Gothic",system-ui,sans-serif;line-height:1.55}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #2450e1;outline-offset:4px}main,.bar,footer{width:min(1120px,calc(100% - 48px));margin:auto}.bar,footer{display:flex;align-items:center;gap:26px;padding:22px 0}.bar nav{display:flex;gap:26px;margin-left:auto;font-size:.92rem;font-weight:700}.bar nav a:hover{text-decoration:underline}.brand{display:inline-flex;align-items:center;gap:9px;font-size:1.22rem;font-weight:800;white-space:nowrap}.mark{display:grid;place-items:center;background:var(--blue);color:#fff;border-radius:10px;width:33px;height:33px;font-size:1.3rem}
.hero{display:grid;grid-template-columns:1.04fr 1fr;align-items:center;gap:42px;padding:64px 46px;background:linear-gradient(135deg,#eaf0ff,#dce7ff);border:1px solid #d2def9;border-radius:26px}.eyebrow{color:#2543a5;font-size:.83rem;font-weight:800;margin:0 0 12px}.hero h1{font-size:clamp(2.65rem,6vw,4.85rem);line-height:1.07;letter-spacing:-.07em;margin:0 0 22px}.lead,.parent p{color:var(--muted);max-width:39ch;margin:0 0 24px}.button{display:inline-flex;gap:11px;align-items:center;justify-content:center;background:var(--blue);border:0;border-radius:10px;color:#fff;font:inherit;font-weight:750;padding:12px 19px;cursor:pointer}.button:hover{background:#1939a9}.small{padding:9px 12px;font-size:.83rem;white-space:nowrap}.note{font-size:.8rem;color:#43577a;margin:12px 0 0}
.dashboard,.parent-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 18px 40px #28439013}.dash-head,.score{display:flex;align-items:center;justify-content:space-between;gap:10px}.dash-head .eyebrow{margin:0}.dash-head h2{margin:1px 0 12px;font-size:1.35rem}.badge{align-self:start;background:#eef2fd;color:#39528e;border-radius:8px;padding:4px 8px;font-size:.72rem;white-space:nowrap}.score{padding:14px;background:#e9efff;border-radius:12px}.score div:first-child{display:grid;gap:3px}.score div:first-child span,.dash-grid small{font-size:.78rem;color:var(--muted)}.ring{display:grid;place-content:center;grid-auto-flow:column;align-items:baseline;border:5px solid #4761dc;border-right-color:#b9c6fc;border-radius:50%;width:58px;height:58px;font-size:1.18rem;font-weight:800}.ring span{font-size:.62rem}.dash-grid,.features{display:grid;gap:10px}.dash-grid{grid-template-columns:1fr 1fr;margin:10px 0}.dash-grid div,.features article{border:1px solid var(--line);border-radius:12px;padding:12px;display:grid;gap:4px}.dash-grid span,.features span{color:var(--blue);font-size:1.22rem;font-weight:800}.dash-grid strong{font-size:.87rem}.subjects{margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:5px;list-style:none;text-align:center}.subjects li{border:1px solid var(--line);border-radius:7px;padding:5px 2px;font-size:.78rem;font-weight:700}.subjects .selected{border-color:var(--blue);background:#edf1ff;color:#2348c9}
.section{margin-top:66px;scroll-margin-top:24px}.section h2{font-size:clamp(1.6rem,3.6vw,2.4rem);line-height:1.2;letter-spacing:-.05em;margin:0 0 20px}.features{grid-template-columns:repeat(3,1fr)}.features article{background:#fff;padding:20px}.features h3,.parent-card h3{margin:0;font-size:1.12rem}.features p{margin:0;color:var(--muted);font-size:.92rem}.parent{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:24px;background:#e7edfb;border-radius:20px;padding:30px}.parent .eyebrow{margin-bottom:10px}.parent-card>div{display:grid;grid-template-columns:32px 1fr 45px;align-items:center;gap:8px;font-size:.83rem;margin-top:9px}.parent-card progress{width:100%;height:9px;accent-color:var(--blue)}.parent-card p:last-child{margin:14px 0 0;font-size:.85rem}.parent-card b{text-align:right}.sample{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.sample fieldset{border:0;padding:0;margin:0 0 14px}.sample legend{padding:0;margin-bottom:10px}.question{display:block;font-size:1.12rem;font-weight:750}.sample label{display:block;width:fit-content;padding:6px 12px 6px 5px;cursor:pointer}.sample input{accent-color:var(--blue)}.feedback:not(:empty){margin-top:14px;background:#edf2ff;border-radius:10px;padding:12px 14px}.feedback p{margin:3px 0 0}footer{margin-top:55px;border-top:1px solid var(--line);font-size:.83rem;color:var(--muted);flex-wrap:wrap}
@media(max-width:760px){main,.bar,footer{width:calc(100% - 32px)}.hero,.parent{grid-template-columns:1fr;padding:26px 20px;gap:24px}.section{margin-top:43px}.bar{gap:12px}.bar nav{gap:10px;font-size:.8rem}}@media(max-width:380px){.dashboard{padding:13px}.dash-grid div{padding:9px}}

.entry-links{display:flex;flex-wrap:wrap;gap:10px}
.button-outline{background:var(--white);border:1px solid var(--line);color:var(--blue)}
.button-outline:hover{background:#eaf0ff}
.text-link{color:var(--blue);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.continue-link{display:inline-block;margin:12px 0 0 12px}
.features{grid-template-columns:repeat(4,minmax(0,1fr))}
.features article{align-content:start}
.features .text-link{font-size:.85rem}
@media(max-width:760px){
  .bar{flex-wrap:wrap}
  .bar nav{flex:1 1 100%;justify-content:space-between;margin-left:0}
  .bar nav a{padding:5px 0}
  .features{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:420px){
  .features{grid-template-columns:1fr}
  .continue-link{display:block;width:fit-content;margin-left:0}
}