:root {
  --bg: #07101f;
  --surface: #0c1930;
  --surface-2: #102241;
  --line: rgba(119, 242, 255, 0.16);
  --text: #f4fdff;
  --muted: #97b4c7;
  --accent: #59f6f2;
  --accent-2: #6afc9a;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --container: 1100px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(89, 246, 242, 0.18), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(106, 252, 154, 0.12), transparent 20%),
    linear-gradient(180deg, #07101f 0%, #081426 100%);
}

img {
  display: block;
  width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.page {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.header,
.product,
.quote,
.contact {
  border: 1px solid var(--line);
  background: rgba(12, 25, 48, 0.82);
  box-shadow: var(--shadow);
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 18px 22px;
  border-radius: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.02rem;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 22px rgba(89, 246, 242, 0.2);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero {
  display: grid;
  grid-template-columns: 520px minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding: 54px 0 42px;
}

.hero-copy h1,
.contact-copy h2 {
  margin: 16px 0 0;
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.93;
  font-weight: 800;
  letter-spacing: 0;
}

.hero-copy h1 {
  max-width: 9ch;
}

.kicker {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero-copy p,
.lead,
.benefits p,
.quote p,
.contact-form ::placeholder {
  color: var(--muted);
}

.hero-copy p {
  max-width: 36ch;
  margin: 20px 0 0;
  font-size: 1.05rem;
  line-height: 1.7;
}

.hero-specs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
}

.hero-specs div {
  padding: 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(119, 242, 255, 0.1);
}

.hero-specs dt {
  font-size: 1.1rem;
  font-weight: 800;
}

.hero-specs dd {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
}

.button-dark {
  background: var(--text);
  color: #07101f;
}

.button-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03111d;
}

.button-light {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.hero-media img {
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 26px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(89, 246, 242, 0.16);
  background: #f2f2f2;
  padding: 22px;
}

.product,
.quote,
.contact {
  border-radius: 26px;
  padding: 28px;
}

.product-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: baseline;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.product-head span {
  color: var(--muted);
}

.product-head strong {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  padding-top: 24px;
}

.lead {
  margin: 0;
  max-width: 52ch;
  line-height: 1.7;
}

.price-block {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero-price {
  margin: 20px 0 0;
}

.price-current {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text);
}

.price-old {
  color: var(--muted);
  text-decoration: line-through;
  font-size: 1.15rem;
}

.price-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(106, 252, 154, 0.12);
  border: 1px solid rgba(106, 252, 154, 0.28);
  color: var(--accent-2);
  font-size: 0.92rem;
  font-weight: 800;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0 0;
}

.stats div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(119, 242, 255, 0.1);
}

.stats dt {
  font-size: 1.9rem;
  font-weight: 800;
}

.stats dd {
  margin: 6px 0 0;
  color: var(--muted);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.gallery-grid img {
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 14px;
  background: white;
  border: 1px solid rgba(119, 242, 255, 0.12);
  padding: 6px;
}

.product-note {
  display: grid;
  align-content: space-between;
  gap: 20px;
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(89, 246, 242, 0.12), rgba(16, 34, 65, 0.9));
  color: var(--text);
  border: 1px solid rgba(119, 242, 255, 0.14);
}

.product-note p {
  margin: 0;
  line-height: 1.7;
  color: var(--text);
}

.product-note a {
  color: var(--accent);
  font-weight: 700;
}

.benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 24px 0;
}

.benefits article {
  padding: 0 4px;
}

.benefits h2 {
  margin: 0;
  font-size: 1.35rem;
}

.benefits p {
  margin: 12px 0 0;
  line-height: 1.7;
}

.quote {
  margin-top: 8px;
}

.quote p {
  margin: 0;
  max-width: 36ch;
  font-family: "Instrument Serif", serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.02;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  margin-top: 24px;
}

.contact-copy h2 {
  max-width: 10ch;
}

.checkout-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
}

.checkout-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(119, 242, 255, 0.1);
}

.checkout-row span,
.checkout-row strong {
  letter-spacing: 0;
}

.checkout-row span {
  color: var(--muted);
}

.checkout-row strong {
  color: var(--text);
  font-size: 1rem;
}

.checkout-row.total {
  padding-top: 16px;
  border-bottom: 0;
}

.checkout-row.total span,
.checkout-row.total strong {
  color: var(--text);
  font-weight: 800;
  font-size: 1.1rem;
}

.checkout-row.muted strong {
  font-weight: 600;
}

.button-full {
  width: 100%;
  margin-top: 8px;
}

.checkout-note {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .hero,
  .product-grid,
  .contact {
    grid-template-columns: 1fr;
  }

  .benefits,
  .stats,
  .hero-specs {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .page {
    width: min(calc(100% - 20px), var(--container));
    padding-top: 16px;
  }

  .header,
  .product,
  .quote,
  .contact {
    padding: 20px;
    border-radius: 20px;
  }

  .header,
  .product-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    gap: 14px;
  }

  .hero {
    padding: 34px 0 28px;
  }

  .hero-copy h1,
  .contact-copy h2 {
    font-size: clamp(2.5rem, 13vw, 4rem);
  }
}