@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root{--ink:#111;--muted:#6c6c6c;--paper:#f6f5f1;--accent:#d7ff3f;--line:#d9d8d2}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"DM Sans",Arial,sans-serif}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 6vw;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(246,245,241,.92);backdrop-filter:blur(12px);z-index:5}
.logo{font-family:"Space Grotesk";font-size:22px;font-weight:700;text-decoration:none;color:var(--ink);letter-spacing:-1px}.logo span{color:#83a900;font-weight:700}
nav{display:flex;align-items:center;gap:28px}nav a{color:var(--ink);text-decoration:none;font-size:14px}.nav-cta{border:1px solid var(--ink);padding:10px 15px;border-radius:999px}
.hero{min-height:calc(100vh - 76px);padding:10vh 8vw 7vh;display:flex;flex-direction:column;justify-content:center;max-width:1200px;margin:auto}
.eyebrow,.section-label,.practice-label{font-size:11px;font-weight:700;letter-spacing:1.8px;color:#777}
h1,h2,h3{font-family:"Space Grotesk",Arial,sans-serif;letter-spacing:-.055em;margin:0}h1{font-size:clamp(58px,9vw,122px);line-height:.9;margin:24px 0}h1 em{font-style:normal;color:#777}
.hero-copy{font-size:clamp(18px,2vw,23px);line-height:1.5;max-width:650px;color:#4f4f4f}
.hero-actions{display:flex;gap:12px;margin:32px 0}.button{display:inline-block;border:0;border-radius:999px;padding:15px 22px;font:600 14px "DM Sans";cursor:pointer;text-decoration:none}.primary{background:var(--ink);color:white}.secondary{border:1px solid #aaa;color:var(--ink);background:transparent}.dark{background:#222;color:white}
.proof{display:flex;gap:24px;flex-wrap:wrap;font-size:12px;color:#666;margin-top:20px}
.section{padding:110px 8vw;max-width:1200px;margin:auto}.section h2{font-size:clamp(42px,6vw,76px);line-height:.95;margin:18px 0 50px}.section h2 span{color:#777}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card{border:1px solid var(--line);padding:28px;min-height:240px;background:#faf9f5}.icon{font-size:28px;margin-bottom:55px}.card h3{font-size:23px;margin-bottom:12px}.card p{color:#686868;line-height:1.55;margin:0;font-size:14px}
.sample{max-width:none;background:var(--ink);color:white}.sample .section-label{color:#999}.lesson-grid{max-width:1050px;margin:auto;display:grid;grid-template-columns:1.1fr .9fr;gap:60px}.lesson-grid h2{font-size:clamp(55px,7vw,90px);margin:15px 0 18px;color:white}.lead{font-size:19px;color:#aaa;max-width:560px}.meaning{border-left:3px solid var(--accent);padding:16px 18px;margin:30px 0;color:#ddd;line-height:1.7}.meaning strong{color:var(--accent)}.dialogue{background:#1c1c1c;border:1px solid #333;padding:22px;border-radius:14px;line-height:1.8}.dialogue span{color:var(--accent)}.practice{align-self:center;border:1px solid #333;background:#171717;border-radius:22px;padding:35px}.practice p{font-size:24px;line-height:1.4}.practice-label{color:#999}.practice .button{margin-top:20px}.hidden{display:none!important}
.offer-box{background:var(--accent);padding:55px;display:grid;grid-template-columns:1.5fr .7fr;gap:40px;border-radius:26px}.offer-box h2{font-size:clamp(42px,5vw,68px);margin:16px 0 22px}.offer-box p{max-width:650px;line-height:1.6;color:#343434}.offer-box ul{padding-left:20px;line-height:2;color:#343434}.price{display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.price small{font-weight:700;letter-spacing:1.5px}.price strong{font-family:"Space Grotesk";font-size:72px;letter-spacing:-5px;margin:6px 0 20px}.small{font-size:12px!important;margin-top:14px}
footer{border-top:1px solid var(--line);padding:28px 8vw;display:flex;justify-content:space-between;color:#777;font-size:12px}
@media(max-width:800px){nav a:not(.nav-cta){display:none}.nav{padding:0 5vw}.hero{padding:80px 6vw}.section{padding:80px 6vw}.cards{grid-template-columns:1fr 1fr}.lesson-grid,.offer-box{grid-template-columns:1fr}.practice{margin-top:10px}.price{align-items:flex-start}.proof{gap:12px;flex-direction:column}}
@media(max-width:520px){h1{font-size:58px}.cards{grid-template-columns:1fr}.hero-actions{flex-direction:column;align-items:flex-start}.offer-box{padding:32px}.price strong{font-size:58px}}