/* ===== Container ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--spacing-32);
  padding-right: var(--spacing-32);
}

/* ===== Header (floating + sticky) ===== */
.site-header {
  position: sticky;
  top: var(--spacing-8);
  z-index: 50;
  padding: var(--spacing-8) var(--spacing-16) 0;
  pointer-events: none;
}

.site-header .container {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-12) var(--spacing-20);
  background: rgba(12, 12, 11, 0.65);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--color-faded-steel);
  border-radius: var(--radius-buttons);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-12);
}

.brand-name {
  font-family: var(--font-universalsans);
  font-size: var(--text-body);
  letter-spacing: var(--tracking-body);
  color: var(--color-frost-white);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
}

.nav-actions .nav-link {
  margin-right: var(--spacing-8);
}

/* Hamburger menu — chrome only; visual style from .btn-ghost.compact.
   Uses .btn-ghost.mobile-menu-btn to match specificity of .btn-ghost.compact. */
.btn-ghost.mobile-menu-btn {
  display: none;
  padding: var(--spacing-8);
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.btn-ghost.mobile-menu-btn svg {
  width: 20px;
  height: 20px;
}


/* ===== Section primitives ===== */
.section {
  padding-top: var(--spacing-64);
  padding-bottom: var(--spacing-64);
}

.section-tight {
  padding-top: var(--spacing-48);
  padding-bottom: var(--spacing-48);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--spacing-24);
  margin-bottom: var(--spacing-40);
}

.section-header h2 {
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: var(--tracking-heading-lg);
  color: var(--color-frost-white);
  margin-top: var(--spacing-12);
}

/* ===== Grids ===== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-16);
}

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

/* ===== CTA Section ===== */
.cta-section {
  background: var(--color-deep-midnight);
  padding: var(--spacing-128) 0;
  text-align: center;
}

.cta-section h2 {
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: var(--tracking-heading-lg);
  color: var(--color-frost-white);
  margin-bottom: var(--spacing-16);
}

.cta-section p {
  color: var(--color-muted-ash);
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  letter-spacing: var(--tracking-subheading);
  max-width: 560px;
  margin: 0 auto var(--spacing-32);
}

.cta-section .actions {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-12);
  flex-wrap: wrap;
  justify-content: center;
}

/* ===== Footer ===== */
.site-footer {
  position: relative;
  background: var(--color-deep-midnight);
  padding-top: var(--spacing-64);
  padding-bottom: var(--spacing-48);
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-muted-ash);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: var(--spacing-48);
  margin-bottom: var(--spacing-48);
}

.footer-brand .brand {
  margin-bottom: var(--spacing-16);
}

.footer-tagline {
  color: var(--color-muted-ash);
  font-size: var(--text-body-sm);
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-geistmono);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-muted-ash);
  text-transform: uppercase;
  margin-bottom: var(--spacing-16);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
}

.footer-col .nav-link {
  font-size: var(--text-body-sm);
  color: var(--color-muted-ash);
}

.footer-col .nav-link:hover {
  color: var(--color-frost-white);
}

.footer-cta-text {
  color: var(--color-muted-ash);
  font-size: var(--text-body-sm);
  margin-bottom: var(--spacing-16);
}

.footer-wordmark {
  display: block;
  width: 100%;
  margin: var(--spacing-32) 0;
  user-select: none;
  cursor: default;
  animation: wordmark-glow 5s ease-in-out infinite;
}

.footer-wordmark svg {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.footer-wordmark:hover svg {
  transform: scale(1.02);
}

.footer-wordmark text {
  font-family: var(--font-universalsans);
  font-weight: 800;
  font-size: 135px;
  letter-spacing: -0.04em;
  fill: var(--color-frost-white);
}

@keyframes wordmark-glow {
  0%, 100% {
    filter: drop-shadow(0 0 18px rgba(37, 99, 235, 0.18));
  }
  50% {
    filter: drop-shadow(0 0 42px rgba(37, 99, 235, 0.45));
  }
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-24);
  border-top: 1px solid var(--color-faded-steel);
  color: var(--color-muted-ash);
  font-size: var(--text-body-sm);
  flex-wrap: wrap;
  gap: var(--spacing-12);
}

/* ===== Product card variants ===== */
.product-card .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-12);
}

.blog-card {
  cursor: pointer;
}

.blog-card .card-title {
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
}

.blog-skeleton .skeleton-line {
  background: linear-gradient(90deg, var(--color-faded-steel) 0%, rgba(255, 255, 255, 0.04) 50%, var(--color-faded-steel) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.6s ease-in-out infinite;
  border-radius: 2px;
  margin-bottom: var(--spacing-12);
}

.skeleton-date { height: 10px; width: 80px; }
.skeleton-title { height: 24px; width: 80%; }
.skeleton-text { height: 12px; width: 100%; }
.skeleton-text.short { width: 70%; }
.skeleton-link { height: 12px; width: 120px; margin-top: var(--spacing-8); }

@keyframes skeleton-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .section-header h2 {
    font-size: var(--text-heading);
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
  }

  .cta-section h2 {
    font-size: var(--text-heading);
    line-height: var(--leading-heading);
    letter-spacing: var(--tracking-heading);
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: var(--spacing-20);
    padding-right: var(--spacing-20);
  }

  .nav-actions {
    display: none;
  }

  .site-header .container {
    position: relative;
  }

  .nav-actions.is-open {
    display: flex;
    position: absolute;
    top: calc(100% + var(--spacing-8));
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-12);
    padding: var(--spacing-16) var(--spacing-20);
    background: rgba(12, 12, 11, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--color-faded-steel);
    border-radius: var(--radius-buttons);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  }

  .nav-actions.is-open .nav-link,
  .nav-actions.is-open .btn-ghost,
  .nav-actions.is-open .btn-filled {
    width: 100%;
    justify-content: center;
  }

  .btn-ghost.mobile-menu-btn {
    display: inline-flex;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-32);
  }

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

  .section {
    padding-top: var(--spacing-48);
    padding-bottom: var(--spacing-48);
  }

  .cta-section {
    padding: var(--spacing-64) 0;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-16);
    margin-bottom: var(--spacing-32);
  }

  .input-group .btn-filled {
    position: static;
    inset: auto;
    width: 100%;
    padding: var(--spacing-12) var(--spacing-20);
    margin-top: var(--spacing-12);
  }

  .input-group .input {
    padding-right: var(--spacing-20);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}