.landing header{height:94px;max-width:1200px;margin:auto;padding:0 30px;gap:20px}.landing header nav{display:flex;gap:28px}.landing header a{text-decoration:none;color:var(--ink);font-size:12px}.landing header .brand{font-size:25px;gap:0}.landing main{margin:0 auto;max-width:1200px;padding:0 30px}.landing a.primary,.landing a.secondary{display:inline-block;text-decoration:none}.landing-hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:30px;min-height:600px;padding:60px 0}.landing-hero h1{font-size:58px;letter-spacing:-2px;line-height:1.15;max-width:620px}.landing-hero p{font-size:16px;line-height:1.9;max-width:530px;color:var(--muted)}.hero-actions{display:flex;gap:12px;margin:28px 0 17px}.landing small{color:var(--muted);font-size:11px;line-height:1.8}.hero-art{height:480px;position:relative;border-radius:50%;background:radial-gradient(#e9e1fb,#faf9f6 70%)}.hero-art svg{position:absolute;inset:0;width:100%;height:100%;z-index:0}.hero-art path{stroke:#b9aacd;fill:none;stroke-width:2;stroke-dasharray:8 6}.art-center,.art-note{position:absolute;z-index:1;text-align:center}.art-center{left:50%;top:50%;transform:translate(-50%,-50%) rotate(-4deg);background:#e3d8fb;border:2px solid #9983cd;border-radius:40%;padding:35px;font-size:27px;color:#7054ab;font-weight:800}.art-note{width:150px;padding:25px 12px;font-size:30px;border-radius:8px 23px 10px 25px;border:1px solid #dfd7be;box-shadow:5px 6px 0 #cdc3b326}.art-note span{display:block;font-size:12px;font-weight:600;margin-top:9px}.art-a{top:30px;left:8px;background:#fff0ba;transform:rotate(-8deg)}.art-b{top:55px;right:5px;background:#e6f1e7;transform:rotate(7deg)}.art-c{bottom:30px;left:12px;background:#e6edfc;transform:rotate(4deg)}.art-d{bottom:22px;right:0;background:#f9e4e9;transform:rotate(-5deg)}.landing-section{padding:60px 0;text-align:center;border-top:1px solid var(--line)}.landing-section h2,.personal-section h2,.landing-final h2{font-size:34px;line-height:1.3;margin:15px 0 35px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:left}.steps article{padding:26px;border-radius:15px;background:var(--paper);border:1px solid var(--line)}.steps span{color:var(--purple);font-size:27px;font-weight:700}.steps p,.landing-features p{line-height:1.8;color:var(--muted);font-size:13px}.landing-features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;text-align:left}.landing-features article{padding:26px;border:1px solid var(--line);border-radius:15px;background:var(--paper)}.landing-features article>span{font-size:28px}.personal-section{margin:40px 0 65px;background:#eee9f8;padding:50px;border-radius:25px;display:grid;grid-template-columns:1.2fr 1fr;gap:45px;align-items:center}.personal-section p{line-height:1.9;color:#81768e}.profile-preview{background:white;border-radius:20px;padding:30px;transform:rotate(3deg);box-shadow:0 15px 30px #77628f15}.profile-preview>span{font-size:35px}.profile-tags{display:flex;gap:7px;flex-wrap:wrap}.profile-tags span{font-size:10px;background:#f2edf9;padding:8px;border-radius:6px;color:#837095}.landing-pricing{display:grid;grid-template-columns:1fr 1fr;max-width:800px;margin:0 auto 25px;gap:20px;text-align:left}.landing-pricing article{padding:30px;background:var(--paper);border:1px solid var(--line);border-radius:20px}.landing-pricing .plus{border-color:var(--purple)}.landing-pricing p{font-size:13px;color:var(--muted);line-height:1.9;min-height:90px}.landing-final{background:#e9e2f8;border-radius:22px;padding:50px;text-align:center;margin:30px 0}.landing-final h2{margin-bottom:25px}.landing footer{padding:30px 0;align-items:center;gap:20px}@media(max-width:800px){.landing-hero{grid-template-columns:1fr;padding:45px 0}.landing-hero h1{font-size:43px}.hero-art{max-width:450px;width:100%;margin:auto;height:420px}.steps,.landing-features{grid-template-columns:1fr 1fr}.personal-section{grid-template-columns:1fr;padding:25px}.landing header nav{display:none}.landing-section h2,.personal-section h2{font-size:29px}}@media(max-width:520px){.steps,.landing-features,.landing-pricing{grid-template-columns:1fr}.hero-art{height:350px}.art-note{width:120px;padding:20px 10px}.art-center{font-size:22px;padding:25px}.landing main{padding:0 20px}.landing header{padding:0 20px}.hero-actions{flex-wrap:wrap}.landing-hero h1{font-size:38px}.landing-final{padding:30px 20px}}

.study-guide{max-width:800px;margin:40px auto 60px}.study-guide h1{font-size:clamp(30px,5vw,48px);line-height:1.2}.study-guide p,.study-guide li,.landing-section>p{font-size:17px;line-height:1.85}.study-guide h2{font-size:26px;margin-top:35px}.study-guide li{margin:12px 0}.guide-links{display:flex!important;gap:16px;flex-wrap:wrap;margin:25px 0}.guide-links a{padding:16px 20px;background:#f0eaf9;border-radius:12px;color:#4b3a92}.landing footer{flex-wrap:wrap}.brand img{flex-shrink:0}

.hero-cover{height:auto;min-height:0;display:flex;align-items:center}.hero-cover img{width:100%;height:auto;border-radius:24px;box-shadow:0 12px 35px #35245712}.landing-hero{grid-template-columns:1fr 1.2fr;gap:40px}@media(max-width:800px){.landing-hero{grid-template-columns:1fr}.hero-cover{height:auto;max-width:100%}}

@media(max-width:520px){.landing header{display:grid;grid-template-columns:1fr;height:auto;gap:14px;padding-top:18px;padding-bottom:18px}.landing header>div{display:flex;justify-content:space-between;gap:12px;min-width:0}.landing header .app-link{white-space:nowrap;font-size:12px;padding:12px}.landing header select{max-width:125px;margin:0}.landing header .brand{font-size:25px}}