:root { color: #080d17; font-family: Poppins, Arial, sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; }
.hero { min-height: 875px; padding: 294px 7.5% 88px; position: relative; background: #fff; }
.hero-content { position: relative; width: 500px; }
.welcome { margin: 0 0 16px; font-size: 36px; line-height: 1; }
.brand-logo { display: block; width: 282px; height: auto; }
.hero-visual { position: absolute; top: clamp(-285px, calc(225px - 26.5vw), -115px); left: min(765px, 40vw); display: block; width: min(1000px, 52vw); }
.hero-visual img { display: block; width: 100%; height: auto; }
.install-button { display: block; width: 187px; margin-top: 38px; padding: 16px 20px; border-radius: 8px; background: #516bd8; color: #fff; font: 700 16px Arial, sans-serif; text-align: center; text-decoration: none; }
.trusted { margin: 36px 0 0; font-size: 26px; }
.disclaimer { position: absolute; bottom: 88px; left: 3%; width: min(600px, 90%); margin: 0; color: #767d89; font-size: 12px; line-height: 1.35; }
.disclaimer a { color: #5368ad; text-decoration: none; }
.academy { padding: 86px 0 61px; background: #f8f8f8; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
h1 { margin: 0 0 32px; font-size: 36px; line-height: 1.2; }
.topics { display: flex; flex-wrap: wrap; gap: 12px; padding-bottom: 35px; border-bottom: 1px solid #e9e9e9; }
.topics span { padding: 10px 16px; border-radius: 6px; background: #fff; font: 600 16px Arial, sans-serif; }
.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px 24px; padding-top: 31px; }
.course-card { min-height: 200px; padding: 22px 20px; border-top: 4px solid #526ed9; border-radius: 12px; background: #fff; color: #111622; text-decoration: none; }
.course-card h2 { margin: 0 0 16px; font-size: 20px; line-height: 1.34; }
.course-card p { margin: 0; font-size: 14px; line-height: 1.65; }
.course-card .modules { margin-bottom: 12px; }
footer { padding: 75px 24px 52px; background: #1d3567; color: #dfe6f5; text-align: center; }
footer > img { display: block; width: 223px; max-width: 80%; margin: 0 auto 31px; }
footer p { margin: 0; font-size: 16px; }
.store-links { display: flex; justify-content: center; gap: 20px; margin-top: 33px; }
.store-links img { display: block; width: 160px; height: auto; }

@media (max-width: 700px) {
  .hero { min-height: 759px; padding: 24px 0 47px; background: #fff; }
  .hero::before { position: absolute; z-index: 0; top: 128px; right: 0; bottom: 0; left: 0; background: #020451; content: ""; }
  .hero-content { position: relative; z-index: 1; display: flex; width: 100%; flex-direction: column; text-align: center; }
  .welcome { margin-bottom: 18px; font-size: 21px; font-weight: 700; order: 0; }
  .brand-logo { width: 180px; margin: 0 auto 13px; order: 1; }
  .hero-visual { position: static; display: block; width: auto; order: 2; }
  .hero-visual img { display: block; width: 100%; height: auto; }
  .install-button { width: 208px; margin: 0 auto; padding: 15px; font-size: 16px; order: 4; }
  .trusted { margin: 29px 0 20px; color: #fff; font-size: 20px; order: 3; }
  .trusted strong { color: #ff502e; }
  .disclaimer { z-index: 1; bottom: 47px; left: 25px; width: calc(100% - 50px); color: #f0f2f8; font-size: 7px; text-align: left; }
  .disclaimer a { color: #8998e2; }
  .academy { padding: 47px 0 42px; }
  .container { width: calc(100% - 40px); }
  h1 { margin-bottom: 31px; font-size: 28px; }
  .topics { justify-content: center; gap: 10px; padding-bottom: 31px; }
  .topics span { padding: 9px 14px; font-size: 14px; }
  .course-grid { grid-template-columns: 1fr; gap: 24px; padding-top: 31px; }
  .course-card { min-height: 218px; padding: 22px 20px; border-radius: 10px; }
  .course-card h2 { margin-bottom: 13px; font-size: 16px; }
  .course-card p { font-size: 14px; line-height: 1.7; }
  footer { padding: 69px 24px 87px; }
  footer > img { width: 220px; margin-bottom: 31px; }
  footer p { max-width: 290px; margin: 0 auto; font-size: 16px; line-height: 1.55; }
  .store-links { gap: 20px; margin-top: 34px; }
  .store-links img { width: min(160px, calc((100vw - 70px) / 2)); }
}