:root {
  color-scheme: dark;
  --bg-primary: #0f172a;
  --bg-card: rgba(255, 255, 255, 0.055);
  --bg-card-strong: rgba(20, 29, 51, 0.92);
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(167, 139, 250, 0.42);
  --text-primary: #f1f5f9;
  --text-secondary: #a7b4c8;
  --text-muted: #7f8da4;
  --accent-1: #a78bfa;
  --accent-2: #6366f1;
  --accent-soft: rgba(139, 92, 246, 0.14);
  --shadow: 0 24px 70px rgba(2, 6, 23, 0.42);
  --font-sans:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

:root.light-theme {
  color-scheme: light;
  --bg-primary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.72);
  --bg-card-strong: rgba(255, 255, 255, 0.94);
  --border: rgba(15, 23, 42, 0.12);
  --border-strong: rgba(99, 102, 241, 0.38);
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #65748a;
  --accent-1: #7c3aed;
  --accent-2: #4f46e5;
  --accent-soft: rgba(99, 102, 241, 0.11);
  --shadow: 0 24px 70px rgba(30, 41, 59, 0.15);
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text-primary);
  background:
    radial-gradient(circle at 12% 8%, rgba(99, 102, 241, 0.2), transparent 36rem),
    radial-gradient(circle at 88% 35%, rgba(168, 85, 247, 0.14), transparent 32rem),
    var(--bg-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.landing-topbar,
main,
.landing-footer {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

.landing-topbar {
  position: relative;
  z-index: 20;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.landing-brand {
  color: var(--text-primary);
  font-size: 1.35rem;
  font-weight: 850;
  letter-spacing: -0.045em;
  text-decoration: none;
}

.landing-brand span {
  color: var(--accent-1);
}

.landing-topbar__actions,
.landing-theme {
  display: flex;
  align-items: center;
}

.landing-topbar__actions {
  gap: 0.65rem;
}

.landing-theme {
  min-height: 2.3rem;
  gap: 0.2rem;
  padding: 0.22rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
}

.landing-theme button {
  min-width: 2rem;
  min-height: 1.8rem;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 0.52rem;
  color: var(--text-secondary);
  background: transparent;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}

.landing-theme button[aria-pressed='true'],
.landing-theme button:hover {
  color: var(--text-primary);
  background: var(--accent-soft);
}

.landing-language-menu {
  position: relative;
  color: var(--text-primary);
}

.landing-language-menu summary {
  min-height: 2.3rem;
  display: flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0 0.72rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 750;
  list-style: none;
}

.landing-language-menu summary::-webkit-details-marker {
  display: none;
}

.landing-language-menu summary::after {
  content: '⌄';
  margin-inline-start: 0.15rem;
  transition: transform 0.2s ease;
}

.landing-language-menu[open] summary::after {
  transform: rotate(180deg);
}

.landing-language-menu summary:hover,
.landing-language-menu summary:focus-visible {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.landing-language-menu__globe {
  color: var(--accent-1);
  font-size: 0.95rem;
}

.landing-language-menu__code {
  display: none;
}

.landing-language-menu__panel {
  position: absolute;
  top: calc(100% + 0.5rem);
  inset-inline-end: 0;
  width: min(20rem, calc(100vw - 2rem));
  max-height: min(32rem, calc(100vh - 6rem));
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.25rem;
  padding: 0.6rem;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--bg-primary) 94%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.landing-language-menu__panel a {
  padding: 0.55rem 0.65rem;
  border-radius: 0.58rem;
  color: var(--text-secondary);
  font-size: 0.82rem;
  text-decoration: none;
}

.landing-language-menu__panel a:hover,
.landing-language-menu__panel a:focus-visible,
.landing-language-menu__panel a[aria-current='page'] {
  color: var(--text-primary);
  background: var(--accent-soft);
}

.landing-language-menu__panel a[aria-current='page'] {
  box-shadow: inset 0 0 0 1px var(--border-strong);
}

.landing-hero {
  min-height: 520px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.92fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  padding: clamp(3.5rem, 8vw, 7rem) 0 5rem;
}

.landing-hero__copy {
  min-width: 0;
}

.landing-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 2rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 650;
}

.landing-breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.landing-breadcrumbs span[aria-current='page'] {
  max-width: 28ch;
  overflow: hidden;
  color: var(--text-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.landing-breadcrumbs a:hover,
.related-section__heading > a:hover {
  color: var(--accent-1);
}

.landing-category {
  display: block;
  width: fit-content;
  margin-bottom: 0.85rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--accent-1);
  background: var(--accent-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.landing-hero h1 {
  max-width: 16ch;
  /* Extend the gradient paint area for descenders without moving the summary down. */
  margin: 0 0 -0.12em;
  padding-bottom: 0.12em;
  font-size: clamp(2.8rem, 7vw, 5.4rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 0.98;
  text-wrap: balance;
  background: linear-gradient(
    135deg,
    var(--text-primary) 20%,
    var(--accent-1) 72%,
    var(--accent-2)
  );
  background-clip: text;
  color: transparent;
}

.landing-summary {
  max-width: 62ch;
  margin: 1.6rem 0 0;
  color: var(--text-secondary);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  line-height: 1.65;
}

.landing-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem 1.1rem;
  margin-top: 2rem;
}

.landing-button {
  min-height: 2.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.05rem;
  border-radius: 0.72rem;
  font-size: 0.91rem;
  font-weight: 780;
  text-decoration: none;
}

.landing-button--primary {
  color: white;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.25);
}

.landing-button--primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.landing-fact {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.product-preview {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 1.35rem;
  color: inherit;
  background: var(--bg-card-strong);
  box-shadow: var(--shadow);
  text-decoration: none;
  transform: perspective(1100px) rotateY(-4deg) rotateX(2deg);
  transition:
    transform 0.3s ease,
    border-color 0.3s ease;
}

.product-preview::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.08), transparent 45%);
}

.product-preview:hover {
  border-color: var(--border-strong);
  transform: perspective(1100px) rotateY(0) rotateX(0) translateY(-4px);
}

.product-preview__bar {
  height: 2.6rem;
  display: flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0 1rem;
  border-bottom: 1px solid var(--border);
}

.product-preview__bar > span {
  display: flex;
  gap: 0.42rem;
}

.product-preview__bar small {
  margin-inline-start: auto;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 0.68rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-preview__bar i {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.38;
}

.product-preview__canvas {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #111827;
}

.product-preview__picture {
  width: 100%;
  height: 100%;
  display: block;
}

.landing-aside__icon,
.related-card__icon {
  position: relative;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: white;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  font-weight: 850;
}

.landing-aside__icon img,
.related-card__icon img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--bg-card-strong);
}

.product-preview__screenshot {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
}

.product-preview__button {
  position: absolute;
  inset-inline-end: 1rem;
  bottom: 1rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: 0.65rem;
  color: white;
  background: rgba(15, 23, 42, 0.88);
  box-shadow: 0 8px 26px rgba(2, 6, 23, 0.34);
  backdrop-filter: blur(12px);
  font-size: 0.82rem;
  font-weight: 750;
}

.landing-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  align-items: start;
  gap: clamp(2.5rem, 7vw, 6rem);
  padding: 2rem 0 7rem;
}

.landing-content {
  max-width: 760px;
}

.landing-content h2 {
  margin: 3.2rem 0 1rem;
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  letter-spacing: -0.035em;
  line-height: 1.2;
}

.landing-content h2:first-child {
  margin-top: 0;
}

.landing-content h3 {
  margin: 2rem 0 0.6rem;
  font-size: 1.15rem;
}

.landing-content p,
.landing-content li {
  color: var(--text-secondary);
  font-size: 1rem;
}

.landing-content p {
  margin: 0 0 1.15rem;
}

.landing-content ul,
.landing-content ol {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
  padding-inline-start: 1.3rem;
}

.landing-content li::marker {
  color: var(--accent-1);
  font-weight: 800;
}

.landing-content code {
  padding: 0.12rem 0.32rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--bg-card);
  font-size: 0.9em;
}

.landing-aside {
  position: sticky;
  top: 1.5rem;
}

.landing-aside__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 1.3rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--bg-card);
  box-shadow: 0 14px 42px rgba(2, 6, 23, 0.12);
}

.landing-aside__icon {
  width: 3rem;
  height: 3rem;
  margin-bottom: 0.35rem;
  border-radius: 0.72rem;
  font-size: 1.3rem;
}

.landing-aside__card > strong {
  font-size: 1.08rem;
}

.landing-aside__card > span,
.landing-aside__card time {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.landing-aside__card .landing-button {
  width: 100%;
  margin-top: 0.85rem;
}

.related-section {
  padding: 4rem 0 6rem;
  border-top: 1px solid var(--border);
}

.related-section__heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.6rem;
}

.related-section__heading h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.035em;
}

.related-section__heading p {
  margin: 0.35rem 0 0;
  color: var(--text-secondary);
}

.related-section__heading > a {
  flex: 0 0 auto;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

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

.related-card {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  background: var(--bg-card);
  text-decoration: none;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease;
}

.related-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.related-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.7rem;
}

.related-card__body {
  min-width: 0;
  display: grid;
  gap: 0.15rem;
}

.related-card__body strong,
.related-card__body span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.related-card__body strong {
  font-size: 0.9rem;
}

.related-card__body span {
  color: var(--text-muted);
  font-size: 0.76rem;
}

.related-card__arrow {
  margin-inline-start: auto;
  color: var(--accent-1);
}

.landing-footer {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.78rem;
}

.landing-footer a {
  color: var(--text-secondary);
}

:focus-visible {
  outline: 3px solid rgba(167, 139, 250, 0.55);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .landing-hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-top: 4rem;
  }

  .product-preview {
    max-width: 620px;
    width: 100%;
    margin-inline: auto;
    transform: none;
  }

  .landing-layout {
    grid-template-columns: 1fr;
  }

  .landing-aside {
    position: static;
    order: -1;
  }

  .landing-aside__card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .landing-aside__card > span,
  .landing-aside__card time {
    grid-column: 2;
  }

  .landing-aside__card .landing-button {
    grid-column: 3;
    grid-row: 1 / span 3;
    width: auto;
    margin: 0;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .landing-topbar,
  main,
  .landing-footer {
    width: min(100% - 32px, 1200px);
  }

  .landing-topbar {
    min-height: 68px;
  }

  .landing-theme button:nth-child(1) {
    display: none;
  }

  .landing-language-menu summary {
    min-height: 2.3rem;
    max-width: 7.8rem;
  }

  .landing-hero {
    min-height: auto;
    padding: 3rem 0 4rem;
  }

  .landing-breadcrumbs {
    margin-bottom: 1.4rem;
  }

  .landing-hero h1 {
    font-size: clamp(2.55rem, 15vw, 4rem);
  }

  .landing-layout {
    padding-bottom: 5rem;
  }

  .landing-aside__card {
    display: flex;
  }

  .landing-aside__card .landing-button {
    width: 100%;
    margin-top: 0.85rem;
  }

  .related-section__heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.8rem;
  }

  .landing-footer {
    min-height: 110px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }
}

@media (max-width: 360px) {
  .landing-language-menu__name {
    display: none;
  }

  .landing-language-menu__code {
    display: inline;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}