:root {
  --color-primary: #081423;
  --color-secondary: #17365d;
  --color-accent: #d7f127;
  --color-accent-alt: #eef86b;
  --color-surface: #ffffff;
  --color-surface-muted: #f3f7fb;
  --color-text-dark: #071526;
  --color-text-muted: #66788e;
  --color-border: rgba(7, 21, 38, 0.08);
  --shadow-soft: 0 20px 50px rgba(7, 21, 38, 0.08);
  --shadow-strong: 0 30px 80px rgba(6, 16, 29, 0.18);
  --radius-xl: 2rem;
  --radius-lg: 1.6rem;
  --radius-md: 1.1rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--color-surface-muted);
  color: var(--color-text-dark);
  font-family: 'Sora', sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(215, 241, 39, 0.55);
  outline-offset: 3px;
}

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

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2 {
  text-wrap: balance;
}

h1,
h2,
h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.99;
  text-transform: uppercase;
}

::selection {
  background: rgba(215, 241, 39, 0.32);
  color: var(--color-text-dark);
}

.container {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 80;
  width: 100%;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background-color: rgba(10, 22, 40, 0.86);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 28px rgba(4, 12, 22, 0.18);
}

.topbar__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
  min-height: 4.5rem;
  padding: 0.7rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--color-surface);
}

.brand__image {
  width: auto;
  height: 2.35rem;
  max-width: min(100%, 11.5rem);
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 10px 24px rgba(5, 12, 24, 0.16));
}

.topbar__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.topbar__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.45rem;
  padding: 0 0.85rem;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.92rem;
  font-weight: 600;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease;
}

.topbar__link:hover,
.topbar__link:focus-visible {
  color: var(--color-surface);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.topbar__back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: var(--color-surface);
  font-weight: 700;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease;
}

.topbar__back:hover,
.topbar__back:focus-visible {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-1px);
}

.page-hero {
  position: relative;
  overflow: clip;
  padding: clamp(5.8rem, 10vw, 8rem) 0 clamp(4.8rem, 8vw, 7rem);
  background:
    radial-gradient(circle at top center, rgba(215, 241, 39, 0.08), transparent 24%),
    linear-gradient(180deg, #081423 0%, #10233b 100%);
  color: var(--color-surface);
}

.page-hero__content,
.page-section__content,
.page-cta__content {
  display: grid;
  justify-items: center;
  gap: 1rem;
  text-align: center;
}

.page-hero__content {
  max-width: 46rem;
}

.page-hero__kicker,
.section-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin-bottom: 0.2rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.page-hero__kicker {
  color: var(--color-accent);
}

.section-kicker {
  color: var(--color-secondary);
}

.section-kicker::before {
  content: '';
  width: 2.2rem;
  height: 1px;
  background: currentColor;
}

.page-hero__title {
  max-width: 12ch;
  color: var(--color-surface);
  font-size: clamp(3rem, 7vw, 5.2rem);
}

.page-hero__lead {
  max-width: 44rem;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.04rem;
  line-height: 1.8;
}

.page-hero__cta {
  margin-top: 0.5rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.45rem;
  padding: 0.95rem 1.6rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-alt) 100%);
  color: var(--color-primary);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 18px 38px rgba(215, 241, 39, 0.28);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.cta-button:hover,
.cta-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 44px rgba(215, 241, 39, 0.34);
}

.cta-note {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.98rem;
}

.page-section {
  padding: clamp(3.6rem, 6vw, 5.75rem) 0;
  background: linear-gradient(180deg, #ffffff 0%, #f7fafe 100%);
}

.page-section--features,
.page-section--faq {
  background:
    radial-gradient(circle at top left, rgba(215, 241, 39, 0.12), transparent 18%),
    linear-gradient(180deg, #ffffff 0%, #f6f9fd 100%);
}

.page-section--gallery {
  background: var(--color-surface-muted);
}

.section-title {
  max-width: 15ch;
  color: var(--color-text-dark);
  font-size: clamp(2.25rem, 5vw, 4.1rem);
}

.section-lead {
  display: grid;
  gap: 1rem;
  max-width: 48rem;
  color: var(--color-text-muted);
  font-size: 1.02rem;
  line-height: 1.85;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin-top: 2.2rem;
}

.feature-card {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(23, 54, 93, 0.16);
  box-shadow: 0 24px 54px rgba(7, 21, 38, 0.12);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 1rem;
  background: rgba(215, 241, 39, 0.94);
  color: var(--color-primary);
}

.feature-card__icon svg {
  width: 1.45rem;
  height: 1.45rem;
  fill: currentColor;
}

.feature-card h3,
.editorial-block h3 {
  color: var(--color-text-dark);
  font-size: 1.8rem;
}

.feature-card p,
.editorial-block p,
.faq-item p {
  color: var(--color-text-muted);
  line-height: 1.75;
}

.editorial-block {
  display: grid;
  gap: 1.3rem;
  max-width: 47.5rem;
}

.editorial-block .section-kicker,
.editorial-block .section-title {
  justify-self: center;
  text-align: center;
}

.editorial-block article {
  display: grid;
  gap: 0.75rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2.2rem;
}

.gallery-item {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

@media (hover: hover) {
  .gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-strong);
  }
}

.faq-list {
  display: grid;
  gap: 0.85rem;
  max-width: 48rem;
  margin: 2.2rem auto 0;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  color: var(--color-text-dark);
  cursor: pointer;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.05;
  list-style: none;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '';
  width: 0.7rem;
  height: 0.7rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 180ms ease;
}

.faq-item[open] summary::after {
  transform: rotate(225deg);
}

.faq-item:hover summary,
.faq-item:focus-within summary {
  color: var(--color-secondary);
}

.faq-item p {
  padding: 0 1.25rem 1.25rem;
}

.page-cta {
  padding: clamp(4rem, 7vw, 6rem) 0;
  background:
    radial-gradient(circle at 50% 36%, rgba(255, 255, 255, 0.08), transparent 24%),
    linear-gradient(180deg, #081423 0%, #10233b 100%);
  color: var(--color-surface);
}

.page-cta__content {
  max-width: 42rem;
}

.page-cta h2 {
  max-width: 14ch;
  color: var(--color-surface);
  font-size: clamp(2.3rem, 5vw, 4rem);
}

.page-cta p:not(.cta-note) {
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.02rem;
  line-height: 1.75;
}

.site-footer {
  padding: 1.5rem 0 2rem;
  background: #06101d;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  padding-top: 0.5rem;
  color: rgba(255, 255, 255, 0.62);
}

.site-footer__content p {
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.7;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer__links a {
  color: rgba(255, 255, 255, 0.84);
  font-weight: 600;
  transition: color 180ms ease;
}

.site-footer__links a:hover,
.site-footer__links a:focus-visible {
  color: var(--color-accent);
}

.site-footer__credit {
  width: 100%;
  padding-right: 5.5rem;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.28);
  font-size: 0.72rem;
  letter-spacing: 0.01em;
}

.site-footer__credit a {
  color: rgba(255, 255, 255, 0.45);
  white-space: nowrap;
  transition: color 180ms ease;
}

.site-footer__credit a:hover,
.site-footer__credit a:focus-visible {
  color: rgba(255, 255, 255, 0.75);
}

@media (max-width: 719px) {
  .topbar__inner {
    gap: 0.75rem;
    min-height: 4rem;
  }

  .topbar__nav {
    display: none;
  }

  .topbar__back {
    min-height: 2.55rem;
    padding: 0.62rem 0.82rem;
    font-size: 0.86rem;
  }

  .brand__image {
    height: 2.25rem;
    max-width: 10.5rem;
  }

  .container {
    width: min(100% - 1.25rem, 1200px);
  }

  .cta-button {
    width: 100%;
  }
}

@media (min-width: 720px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .site-footer__inner {
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem;
  }

  .site-footer__content p {
    text-align: center;
  }

  .site-footer__links {
    justify-content: flex-end;
  }

  .site-footer__credit {
    padding-right: 0;
    text-align: center;
  }
}

@media (min-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}