:root{
  --bg:#0b1020; --ink:#0f172a; --muted:#5b6678; --line:#e6e9f0;
  --brand:#0b5fff; --brand-d:#0843c2; --soft:#f5f7fb; --white:#fff;
  --radius:14px; --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.2;margin:0}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav__row{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}
.brand__mark{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--brand);color:#fff;font-weight:800}
.nav__links{display:flex;align-items:center;gap:22px}
.nav__links a{color:var(--muted);font-weight:500}
.nav__links a:hover{color:var(--ink)}

/* buttons */
.btn{display:inline-block;padding:12px 20px;border-radius:10px;font-weight:600;cursor:pointer;border:1px solid transparent;font-size:15px;transition:.15s}
.btn--primary{background:var(--brand);color:#fff}
.btn--primary:hover{background:var(--brand-d)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn--block{display:block;width:100%;text-align:center;border:0}

/* hero */
.hero{background:linear-gradient(180deg,#f5f8ff,#fff);padding:64px 0 56px}
.hero__grid{display:grid;grid-template-columns:1.3fr .9fr;gap:48px;align-items:center}
.eyebrow{color:var(--brand);font-weight:600;margin:0 0 14px;font-size:14px;letter-spacing:.02em}
.hero h1{font-size:46px;font-weight:800;letter-spacing:-.02em}
.hero h1 span{color:var(--brand)}
.lead{color:var(--muted);font-size:18px;margin:18px 0 26px;max-width:560px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap}
.hero__facts{list-style:none;display:flex;gap:34px;padding:0;margin:34px 0 0}
.hero__facts strong{display:block;font-size:26px;color:var(--ink)}
.hero__facts li{color:var(--muted);font-size:14px}
.hero__card .card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 18px 50px rgba(15,23,42,.08)}
.card h3{font-size:18px;margin-bottom:14px}

/* sections */
.section{padding:72px 0}
.section--alt{background:var(--soft)}
.section--cta{background:linear-gradient(180deg,#0b1020,#16204a);color:#fff}
.section__title{font-size:32px;font-weight:800;letter-spacing:-.01em}
.section__sub{color:var(--muted);margin-top:10px;font-size:17px}
.grid{display:grid;gap:22px;margin-top:34px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:34px}

/* modules */
.module{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.module__n{display:inline-block;color:var(--brand);font-weight:800;font-size:14px;letter-spacing:.06em}
.module h3{font-size:18px;margin:8px 0 8px}
.module p{color:var(--muted);margin:0;font-size:15px}

/* ticks */
.ticks{list-style:none;padding:0;margin:0}
.ticks li{position:relative;padding-left:30px;margin:12px 0;color:var(--muted)}
.ticks li:before{content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--brand);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat}
.ticks--lg li{color:var(--ink);font-size:17px;margin:16px 0}

/* quote */
.quote{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--radius);padding:28px;font-size:19px}
.quote__by{margin-top:14px;color:var(--muted);font-size:15px}

/* mentors */
.mentor{text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.mentor__ava{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 14px;background:#e8f0ff;color:var(--brand);font-weight:800;font-size:20px}
.mentor p{color:var(--muted);font-size:15px;margin:6px 0 0}

/* signup */
.signup{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.signup__text h2{font-size:30px;font-weight:800}
.signup__text p{color:#c9d2ee;margin-top:12px;font-size:17px}
.signup__form{background:#fff;border-radius:16px;padding:28px;color:var(--ink)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field input,.field select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand)}
.check{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:14px;margin:6px 0 18px}
.formnote{margin:14px 0 0;color:#0a7d34;font-weight:600;text-align:center}

/* footer */
.footer{background:#0b1020;color:#9fb0d6;padding:28px 0}
.footer__row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px}
.footer nav a{margin-left:18px;color:#9fb0d6}
.footer nav a:hover{color:#fff}

@media(max-width:900px){
  .hero__grid,.grid--2,.grid--3,.signup{grid-template-columns:1fr}
  .hero h1{font-size:34px}
  .nav__links a:not(.btn){display:none}
}