/* ==========================================================================
   Layout — grid-based structural rules (BEM: block__element--modifier)
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

/* Site header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-line-soft);
}

.site-header__bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-md);
  padding-block: var(--space-sm);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  color: var(--color-brand-dark);
}

.site-header__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.site-header__name {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.15;
}

.site-header__tagline {
  display: block;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

.site-header__nav {
  justify-self: center;
}

.site-header__actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Primary nav (desktop) */
.primary-nav__list {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav__link {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-ink);
  padding: 0.4rem 0.15rem;
  border-bottom: 2px solid transparent;
}

.primary-nav__link:hover,
.primary-nav__link--current {
  color: var(--color-brand);
  border-bottom-color: var(--color-accent);
}

/* Off-canvas mobile nav */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-paper);
}

.off-canvas {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(85vw, 22rem);
  height: 100%;
  background: var(--color-paper);
  border-left: 1px solid var(--color-line);
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-standard);
  z-index: 200;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.off-canvas--open {
  transform: translateX(0);
}

.off-canvas__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-line-soft);
}

.off-canvas__close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
}

.off-canvas__list {
  list-style: none;
  margin: 0;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.off-canvas__link {
  display: block;
  padding: var(--space-sm) 0;
  font-size: 1.0625rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-line-soft);
}

.off-canvas__footer {
  margin-top: auto;
  padding: var(--space-md);
  border-top: 1px solid var(--color-line-soft);
  font-size: 0.875rem;
  color: var(--color-ink-soft);
}

.scrim {
  position: fixed;
  inset: 0;
  background: rgba(28, 32, 36, 0.42);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease-standard);
  z-index: 190;
}

.scrim--visible {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 63.9375em) {
  .site-header__nav {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
}

/* Footer */
.site-footer {
  background: var(--color-brand-dark);
  color: #d9e2e0;
  padding-block: var(--space-xl) var(--space-lg);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: var(--space-lg);
}

.site-footer a {
  color: #d9e2e0;
}

.site-footer a:hover {
  color: var(--color-paper);
}

.site-footer__bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #9db4b0;
}

/* Generic section rhythm */
.section {
  padding-block: var(--space-2xl);
}

.section--tight {
  padding-block: var(--space-xl);
}

.section--tint {
  background: var(--color-paper-tint);
}

.section__head {
  max-width: 42rem;
  margin-bottom: var(--space-lg);
}

/* Grid layouts */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

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

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

.grid--split {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: var(--space-2xl);
}

@media (max-width: 63.9375em) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid--split {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 39.9375em) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* Hero */
.hero {
  padding-block: var(--space-2xl) var(--space-xl);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (max-width: 63.9375em) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.hero__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

/* Page header (secondary pages) */
.page-header {
  padding-block: var(--space-xl) var(--space-lg);
  background: var(--color-brand-tint);
  border-bottom: 1px solid var(--color-line-soft);
}

.page-header__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: var(--space-xs);
}

/* Timeline layout (company.html) */
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-top: var(--space-sm);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 1.0625rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-line);
}

.timeline__item {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: relative;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--color-paper);
  border: 2px solid var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.timeline__marker svg {
  width: 18px;
  height: 18px;
}

.timeline__content {
  padding-top: 0.2rem;
}

@media (min-width: 48em) {
  .timeline::before {
    left: 50%;
  }
  .timeline__item {
    grid-template-columns: 1fr 2.25rem 1fr;
    align-items: start;
  }
  .timeline__marker {
    grid-column: 2;
    margin-inline: auto;
  }
  .timeline__item:nth-child(odd) .timeline__content {
    grid-column: 1;
    text-align: right;
  }
  .timeline__item:nth-child(odd) .timeline__content p {
    margin-left: auto;
  }
  .timeline__item:nth-child(even) .timeline__content {
    grid-column: 3;
  }
}

/* Contact layout */
.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-2xl);
}

@media (max-width: 63.9375em) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.contact-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}