:root {
  --bg: #eef5f7;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --text: #122a36;
  --muted: #57707c;
  --line: rgba(18, 42, 54, 0.12);
  --accent: #0a8aa5;
  --accent-strong: #076d81;
  --sand: #f0c38b;
  --shadow: 0 24px 60px rgba(18, 42, 54, 0.14);
}

* {
  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 left, rgba(10, 138, 165, 0.20), transparent 28%),
    radial-gradient(circle at top right, rgba(240, 195, 139, 0.35), transparent 24%),
    linear-gradient(180deg, #f4fbfd 0%, #eef5f7 52%, #f7fbfc 100%);
}

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 48px;
}

.hero {
  padding: 22px 0 44px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand strong,
.section-heading h2,
.hero h1,
.story-strip h2 {
  font-family: "Space Grotesk", sans-serif;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(145deg, #0d5d80, #11a2bf);
  color: #fff;
  font-weight: 700;
}

.brand div {
  display: grid;
  gap: 2px;
}

.brand div span,
.topbar-links a,
.hero-text,
.feature-item p,
.product-card p,
.bundle-card p,
.story-strip p,
.contact-copy p,
.contact-copy li {
  color: var(--muted);
}

.topbar-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.topbar-links a {
  text-decoration: none;
  font-weight: 600;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  margin-top: 26px;
}

.hero-copy,
.hero-showcase,
.feature-band,
.catalog,
.bundles,
.story-strip,
.contact-panel {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 42px;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.92), rgba(255,255,255,0.78)),
    linear-gradient(120deg, rgba(10, 138, 165, 0.10), transparent 60%);
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 4.7rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.hero-text {
  max-width: 620px;
  margin: 18px 0 0;
  font-size: 1.06rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button,
.product-footer button,
.card-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
}

.button-primary,
.product-footer button,
.card-link-button {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.button-secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255,255,255,0.78);
}

.button-tertiary {
  color: var(--accent-strong);
  border-color: rgba(10, 138, 165, 0.26);
  background: rgba(10, 138, 165, 0.08);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 0;
  margin: 30px 0 0;
  list-style: none;
}

.hero-metrics li {
  padding: 18px;
  border-radius: 20px;
  background: rgba(12, 40, 49, 0.05);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.35rem;
}

.hero-showcase {
  display: grid;
  gap: 16px;
  padding: 18px;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(7, 109, 129, 0.12), rgba(255,255,255,0.84)),
    linear-gradient(180deg, rgba(255,255,255,0.85), rgba(255,255,255,0.92));
}

.showcase-card {
  min-height: 176px;
  padding: 24px;
  border-radius: 26px;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(255,255,255,0.5);
}

.showcase-card::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  opacity: 0.25;
}

.card-wave {
  background: linear-gradient(135deg, #0e6980, #39aec1);
  color: #fff;
}

.card-wave::after {
  background: radial-gradient(circle, #f4fafd 0%, transparent 68%);
}

.card-drive {
  background: linear-gradient(135deg, #f2c48a, #f7e2c1);
}

.card-drive::after {
  background: radial-gradient(circle, #f29b2f 0%, transparent 70%);
}

.card-kit {
  background: linear-gradient(135deg, #183d4f, #315a6d);
  color: #fff;
}

.card-kit::after {
  background: radial-gradient(circle, #94ebff 0%, transparent 68%);
}

.showcase-card p,
.bundle-label {
  margin: 0 0 10px;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.showcase-card h2 {
  max-width: 240px;
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 12px;
  padding: 18px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
}

.feature-item {
  padding: 18px;
  border-radius: 22px;
  background: rgba(14, 105, 128, 0.05);
}

.feature-item span {
  display: block;
  margin-bottom: 8px;
  font-weight: 800;
}

.catalog,
.bundles,
.contact-panel,
.use-cases,
.spec-section,
.testimonial-section,
.faq-section,
.delivery-strip {
  margin-top: 24px;
  padding: 34px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.88);
}

.delivery-strip {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
  background: linear-gradient(135deg, rgba(10,138,165,0.94), rgba(23,97,131,0.94));
  color: #fff;
}

.delivery-strip p {
  margin: 0;
  color: rgba(255,255,255,0.86);
  line-height: 1.8;
}

.alt-surface {
  background:
    linear-gradient(180deg, rgba(240, 195, 139, 0.18), rgba(255,255,255,0.88));
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 22px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1;
}

.product-grid,
.bundle-grid,
.use-case-grid,
.spec-grid,
.testimonial-grid {
  display: grid;
  gap: 18px;
}

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

.product-grid.two-wide {
  grid-template-columns: repeat(2, 1fr);
}

.product-card,
.bundle-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 100%;
  padding: 24px;
  border-radius: 26px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,250,252,0.9));
}

.product-card ul,
.contact-copy ul {
  padding-left: 18px;
  margin: 0;
}

.product-card li,
.contact-copy li {
  margin-bottom: 8px;
}

.tag {
  align-self: flex-start;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-strong);
  background: rgba(10, 138, 165, 0.11);
}

.tag.accent {
  color: #82520d;
  background: rgba(240, 195, 139, 0.28);
}

.product-card h3,
.bundle-card h3 {
  margin: 0;
  font-size: 1.42rem;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.product-footer strong,
.bundle-card strong {
  font-size: 1.25rem;
}

.card-link-button {
  text-decoration: none;
}

.compact-hero {
  padding-bottom: 8px;
}

.detail-hero {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: 24px;
  margin-top: 18px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255,255,255,0.88);
  box-shadow: var(--shadow);
}

.detail-price-row {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.detail-price-row strong {
  font-size: 2rem;
  font-family: "Space Grotesk", sans-serif;
}

.detail-price-row span {
  color: var(--muted);
  font-weight: 600;
}

.detail-visual {
  min-height: 360px;
  border-radius: 28px;
  border: 1px solid var(--line);
}

.detail-board {
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.8), transparent 28%),
    linear-gradient(135deg, #0d6d82, #8edcf0);
}

.detail-drive {
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.8), transparent 28%),
    linear-gradient(135deg, #f2c48a, #f8ede0);
}

.bundle-grid {
  grid-template-columns: 1.2fr 1fr 1fr;
}

.use-case-grid,
.testimonial-grid {
  grid-template-columns: repeat(3, 1fr);
}

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

.use-case-card,
.spec-card,
.testimonial-card {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,250,252,0.88));
}

.use-case-card h3,
.spec-card strong,
.testimonial-card strong {
  display: block;
  margin: 0 0 10px;
}

.spec-card span {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.spec-card strong {
  font-size: 1.18rem;
}

.testimonial-card p {
  margin-top: 0;
  margin-bottom: 18px;
  line-height: 1.8;
}

.bundle-card.featured {
  background: linear-gradient(135deg, #0f6f84, #1ea5b9);
  color: #fff;
}

.bundle-card.featured p,
.bundle-card.featured strong {
  color: inherit;
}

.story-strip {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 20px;
  margin-top: 24px;
  padding: 28px 34px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(18,42,54,0.96), rgba(49,90,109,0.96));
  color: #fff;
}

.story-strip p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.78);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,0.88);
  font: inherit;
  color: var(--text);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 18px 22px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.92);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
}

.faq-list p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 980px) {
  .hero-grid,
  .section-heading,
  .feature-band,
  .product-grid,
  .product-grid.two-wide,
  .bundle-grid,
  .use-case-grid,
  .spec-grid,
  .testimonial-grid,
  .delivery-strip,
  .story-strip,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .detail-hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 20px, 1180px);
  }

  .hero-copy,
  .catalog,
  .bundles,
  .contact-panel {
    padding: 24px;
  }

  .hero h1 {
    line-height: 1.02;
  }

  .product-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}