:root{--ink:#12141a;--muted:#626775;--paper:#f7f7f4;--card:#fff;--accent:#6b4eff;--accent2:#eae5ff;--line:#dedee3}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.5}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;max-width:1180px;margin:auto;padding:0 28px}.brand{font-weight:800;font-size:20px;color:var(--ink);text-decoration:none}.nav-cta{color:var(--ink);font-weight:700;text-decoration:none}
.hero{max-width:980px;margin:0 auto;padding:110px 28px 120px;text-align:center}.eyebrow{font-size:12px;letter-spacing:.14em;font-weight:800;color:var(--accent);margin-bottom:18px}.hero h1{font-size:clamp(46px,7vw,82px);line-height:.98;letter-spacing:-.055em;margin:0}.hero h1 span{color:var(--muted)}.hero-copy{max-width:720px;margin:30px auto;font-size:21px;color:var(--muted)}
.audience-switch{display:inline-flex;background:#e9e9e5;border-radius:14px;padding:4px;margin:8px auto 18px}.audience{border:0;background:transparent;padding:12px 16px;border-radius:11px;font-weight:700;cursor:pointer}.audience.active{background:white;box-shadow:0 1px 4px #0001}.audience-message{display:flex;flex-direction:column;gap:4px;min-height:58px;margin-bottom:22px}.audience-message span{color:var(--muted)}
.primary{display:inline-block;border:0;border-radius:13px;background:var(--accent);color:white;padding:15px 22px;font-weight:800;text-decoration:none;cursor:pointer;font-size:16px}.micro{font-size:13px;color:var(--muted);margin-top:16px}
.problem,.signup{max-width:1180px;margin:auto;padding:100px 28px}.problem h2,.parent-panel h2,.student-panel h2,.signup h2{font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-.04em;margin:0 0 28px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}.cards article{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px}.cards h3{font-size:20px;margin-top:0}.cards p,.parent-panel p,.student-panel p,.signup-copy p{color:var(--muted);font-size:18px}
.parent-panel,.student-panel{max-width:1124px;margin:28px auto;padding:70px;border-radius:28px}.parent-panel{background:var(--accent2)}.student-panel{background:#15171d;color:white}.student-panel p{color:#c8cad1}.student-panel .eyebrow{color:#a996ff}
.signup{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}form{background:white;border:1px solid var(--line);padding:28px;border-radius:22px;box-shadow:0 12px 40px #0000000a}label{display:block;font-size:13px;font-weight:800;margin:0 0 16px}input,select{width:100%;margin-top:7px;padding:13px;border:1px solid #cfcfd5;border-radius:10px;background:white;font:inherit;color:var(--ink)}.submit{width:100%;margin-top:4px}.form-note,#form-status{font-size:12px;color:var(--muted);text-align:center}.faq{max-width:850px;margin:auto;padding:60px 28px 120px}.faq details{border-top:1px solid var(--line);padding:20px 0}.faq details:last-child{border-bottom:1px solid var(--line)}summary{font-weight:800;cursor:pointer}.faq p{color:var(--muted)}
footer{max-width:1180px;margin:auto;padding:30px 28px 50px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:13px}
@media(max-width:760px){.hero{padding-top:70px}.cards,.signup{grid-template-columns:1fr}.parent-panel,.student-panel{margin:16px;padding:42px 28px;border-radius:0}.signup{gap:25px}.audience-switch{display:flex;flex-direction:column}.audience{width:100%}footer{flex-direction:column;gap:6px}}