:root {
  color-scheme: light;
  --ink: #0d1728;
  --muted: #5f6b7a;
  --line: #dbe3ee;
  --paper: #ffffff;
  --soft: #f5f8fc;
  --blue: #1358ff;
  --blue-dark: #0b36aa;
  --sky: #d9e7ff;
  --amber: #f5a524;
  --red: #e54945;
  --green: #15a46d;
  --shadow: 0 18px 45px rgba(13, 23, 40, 0.12);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.site-shell {
  overflow: hidden;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(219, 227, 238, 0.82);
  backdrop-filter: blur(16px);
}

.nav__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 850;
  letter-spacing: 0;
}

.brand__mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  box-shadow: 0 10px 20px rgba(13, 23, 40, 0.14);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #39465a;
  font-size: 14px;
  font-weight: 720;
}

.nav__links a {
  text-decoration: none;
}

.mobile-toggle {
  display: none;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  text-decoration: none;
  font-weight: 850;
  box-shadow: 0 14px 26px rgba(19, 88, 255, 0.22);
  cursor: pointer;
  white-space: nowrap;
}

.button:hover {
  background: var(--blue-dark);
}

.button--ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: none;
}

.button--ghost:hover {
  background: var(--soft);
}

.button--dark {
  background: var(--ink);
  box-shadow: 0 14px 26px rgba(13, 23, 40, 0.22);
}

.button--dark:hover {
  background: #1c2b44;
}

.hero {
  position: relative;
  min-height: 88svh;
  display: grid;
  align-items: end;
  padding: 148px 0 62px;
  background: #07101f;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(7, 16, 31, 0.98) 0%, rgba(7, 16, 31, 0.94) 34%, rgba(7, 16, 31, 0.72) 58%, rgba(7, 16, 31, 0.22) 100%),
    url("assets/hero-background-clean.png") calc(100% + 160px) center / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 160px;
  z-index: -1;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #fff 72%);
}

.hero__content {
  position: relative;
  width: min(760px, 100%);
  color: #fff;
  isolation: isolate;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.32);
}

.hero__content::before {
  content: "";
  position: absolute;
  inset: -34px auto -38px -46px;
  z-index: -1;
  width: min(840px, calc(100vw - 28px));
  background: linear-gradient(90deg, rgba(7, 16, 31, 0.78) 0%, rgba(7, 16, 31, 0.58) 55%, rgba(7, 16, 31, 0) 100%);
  border-left: 4px solid rgba(19, 88, 255, 0.85);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  font-weight: 780;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-size: clamp(44px, 7vw, 84px);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero p {
  width: min(650px, 100%);
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(18px, 2.3vw, 23px);
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero__facts {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 14px;
  font-weight: 760;
}

.fact-pill {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 9px 11px;
}

.section {
  padding: 92px 0;
}

.section--soft {
  background: var(--soft);
}

.section--ink {
  background: var(--ink);
  color: #fff;
}

.section__head {
  max-width: 770px;
  margin-bottom: 34px;
}

.section__head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.kicker {
  margin: 0 0 10px;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 900;
}

.section h2 {
  margin: 0;
  font-size: clamp(31px, 4.4vw, 54px);
  line-height: 1;
  letter-spacing: 0;
}

.section__head p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.section--ink .section__head p,
.section--ink .muted {
  color: rgba(255, 255, 255, 0.72);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 25px rgba(13, 23, 40, 0.04);
}

.section--soft .card {
  box-shadow: none;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.15;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.icon-box {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 8px;
  background: var(--sky);
  color: var(--blue);
}

.value-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: start;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.value-row:first-child {
  border-top: 1px solid var(--line);
}

.value-row strong {
  display: block;
  font-size: 17px;
}

.value-row span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.value-row em {
  color: var(--ink);
  font-style: normal;
  font-weight: 900;
}

.total-bar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-top: 22px;
  padding: 18px;
  border: 1px solid #b6c9f3;
  border-radius: 8px;
  background: #eff5ff;
}

.total-bar strong {
  font-size: 28px;
}

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.comparison__col {
  padding: 28px;
}

.comparison__col + .comparison__col {
  border-left: 1px solid var(--line);
}

.comparison h3 {
  margin: 0 0 18px;
  font-size: 24px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  color: #344055;
}

.check-list svg {
  color: var(--green);
  margin-top: 2px;
}

.x-list svg {
  color: var(--red);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.timeline .card {
  border-top: 5px solid var(--blue);
}

.review {
  position: relative;
}

.review::before {
  content: "";
  position: absolute;
  top: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #fff4d8;
}

.review__tag {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 5px 8px;
  border-radius: 999px;
  background: #fff4d8;
  color: #7a4b00;
  font-size: 12px;
  font-weight: 850;
}

.price-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 26px;
  align-items: center;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 16px 0;
}

.price strong {
  font-size: clamp(50px, 8vw, 82px);
  line-height: 1;
}

.price s {
  color: rgba(255, 255, 255, 0.58);
  font-size: 25px;
  font-weight: 850;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.faq summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 850;
}

.faq details p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
}

.footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.page-hero {
  min-height: 78svh;
  display: grid;
  align-items: center;
  padding: 130px 0 58px;
  background:
    linear-gradient(90deg, rgba(7, 16, 31, 0.94), rgba(7, 16, 31, 0.68)),
    url("assets/vsl-poster.png") center / cover no-repeat;
  color: #fff;
}

.page-hero--thanks {
  min-height: 56svh;
  background:
    linear-gradient(90deg, rgba(7, 16, 31, 0.92), rgba(7, 16, 31, 0.58)),
    url("../assets/download-hub.png") center / cover no-repeat;
}

.video-stage {
  width: min(980px, 100%);
  margin: 34px auto 0;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04)),
    rgba(7, 16, 31, 0.62);
  box-shadow: var(--shadow);
}

.play-button {
  width: 84px;
  height: 84px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
  background: #fff;
  color: var(--blue);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.24);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.download-item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  text-decoration: none;
}

.download-item:hover {
  border-color: #a9bff0;
  box-shadow: 0 10px 25px rgba(13, 23, 40, 0.08);
}

.download-item strong {
  display: block;
  line-height: 1.2;
}

.download-item span {
  color: var(--muted);
  font-size: 14px;
}

.download-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--sky);
  color: var(--blue);
}

.notice {
  padding: 16px 18px;
  border: 1px solid #f3d69d;
  border-radius: 8px;
  background: #fff8e8;
  color: #5f4105;
}

@media (max-width: 860px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .mobile-toggle {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
  }

  .nav__links {
    position: absolute;
    top: 72px;
    left: 14px;
    right: 14px;
    display: none;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: var(--shadow);
  }

  .nav__links[data-open="true"] {
    display: grid;
  }

  .nav__links .button {
    width: 100%;
  }

  .hero {
    min-height: 88svh;
    padding-top: 118px;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(7, 16, 31, 0.99) 0%, rgba(7, 16, 31, 0.96) 66%, rgba(7, 16, 31, 0.82) 100%),
      url("assets/hero-background-clean.png") calc(100% + 420px) center / cover no-repeat;
  }

  .hero__content::before {
    inset: -24px -14px -30px -14px;
    width: auto;
    background: linear-gradient(180deg, rgba(7, 16, 31, 0.82) 0%, rgba(7, 16, 31, 0.68) 100%);
    border-left: 0;
    border-top: 4px solid rgba(19, 88, 255, 0.9);
  }

  .hero h1,
  .page-hero h1 {
    font-size: clamp(42px, 12vw, 62px);
  }

  .section {
    padding: 68px 0;
  }

  .grid--3,
  .grid--2,
  .timeline,
  .comparison,
  .price-panel,
  .download-grid {
    grid-template-columns: 1fr;
  }

  .comparison__col + .comparison__col {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .total-bar,
  .footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .download-item {
    grid-template-columns: 44px 1fr;
  }

  .download-item .button {
    grid-column: 1 / -1;
    width: 100%;
  }
}