/* ==========================================================
   SafarBandhu — Shared Website Layout
   File: assets/css/layout.css

   Load after style.css and components.css.
   ========================================================== */


/* 1. Page shell */

.site-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.site-main {
  flex: 1;
  min-width: 0;
}


/* 2. Shared brand */

.brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  flex-shrink: 0;
  line-height: 1.2;
}

.brand__wordmark {
  color: var(--color-primary);

  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-style: italic;
  font-weight: 700;

  letter-spacing: -0.05em;
  white-space: nowrap;
}

.brand__accent {
  color: var(--color-accent-text);
}

.brand__parent {
  display: block;
  margin-top: 0.3rem;

  color: var(--color-text-muted);
  font-size: 0.5625rem;
  line-height: 1.5;
  letter-spacing: 0.015em;
}


/* 3. Top contact bar */

.site-topbar {
  background: var(--color-primary-dark);
  color: #e0ece6;
  font-size: var(--text-xs);
}

.site-topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-2);
}

.site-topbar__message {
  font-size: inherit;
}

.site-topbar__phone {
  flex-shrink: 0;
  color: var(--color-text-inverse);
}

.site-topbar__phone:hover {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}


/* 4. Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);

  flex-shrink: 0;

  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);

  min-height: 6.25rem;
  padding-block: var(--space-4);
}

.site-header__cta {
  flex-shrink: 0;
  white-space: nowrap;
}


/* 5. Main navigation */

.site-nav {
  min-width: 0;
}

.site-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;

  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__link {
  display: inline-block;
  padding-block: var(--space-2);

  color: var(--color-text);
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1.5;
  white-space: nowrap;

  text-underline-offset: 0.35em;
  transition: color var(--transition-fast);
}

.site-nav__link:hover {
  color: var(--color-accent-text);
}

.site-nav__link.is-active,
.site-nav__link[aria-current="page"] {
  color: var(--color-accent-text);
  text-decoration: underline;
  text-decoration-thickness: 2px;
}


/* 6. Mobile navigation toggle */

.site-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;

  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;

  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);

  background: var(--color-surface);
  color: var(--color-primary-dark);

  font-size: 1.5rem;
  line-height: 1;
}

.site-header__toggle:hover {
  background: var(--color-primary-light);
}


/* 7. Footer layout */

.site-footer {
  flex-shrink: 0;
  padding-top: var(--space-12);
  padding-bottom: var(--space-6);

  background: var(--color-surface-muted);
  border-top: 1px solid var(--color-border);
}

.site-footer__grid {
  display: grid;
  grid-template-columns:
    minmax(0, 1.3fr)
    minmax(0, 0.65fr)
    minmax(0, 1.05fr);

  gap: var(--space-12);
}

.site-footer__grid > * {
  min-width: 0;
}

.site-footer__tagline {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.site-footer__heading {
  margin: 0 0 var(--space-4);

  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: normal;
}

.site-footer__company .site-footer__heading {
  margin-top: var(--space-6);
}


/* 8. Registered office address */

.site-footer__address {
  max-width: 38ch;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.site-footer__address strong {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.site-footer__address span {
  display: block;
}


/* 9. Footer navigation and contact */

.site-footer__links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);

  margin: 0;
  padding: 0;
  list-style: none;

  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.site-footer__links li {
  max-width: 100%;
}

.site-footer__links a {
  overflow-wrap: anywhere;
}

.site-footer__links a:hover {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.site-footer__whatsapp {
  margin-top: var(--space-6);
}


/* 10. Company identification and copyright */

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);

  margin-top: var(--space-8);
  padding-top: var(--space-5);

  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--text-xs);

  overflow-wrap: anywhere;
}

.site-footer__legal:empty {
  display: none;
}

.site-footer__bottom {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-5);

  margin-top: var(--space-5);

  color: var(--color-text-muted);
  font-size: var(--text-xs);
}


/* 11. Tablet and mobile header */

@media (max-width: 70rem) {
  .site-header__inner {
    flex-wrap: wrap;
    justify-content: flex-start;
    min-height: 5.5rem;
    gap: var(--space-3);
  }

  .site-header__cta {
    margin-left: auto;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  /*
   * Navigation stays visible without JavaScript.
   * JavaScript will add site-header--enhanced to enable collapsing.
   */
  .site-nav {
    order: 4;
    flex-basis: 100%;
    width: 100%;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;

    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
  }

  .site-nav__link {
    display: block;
    padding: var(--space-3) var(--space-2);
    white-space: normal;
  }

  .site-nav__link:hover,
  .site-nav__link.is-active {
    background: var(--color-primary-light);
    border-radius: var(--radius-sm);
  }

  .site-header--enhanced .site-nav:not(.is-open) {
    display: none;
  }
}


/* 12. Responsive footer */

@media (max-width: 60rem) {
  .site-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-8);
  }

  .site-footer__company {
    grid-column: 1 / -1;
  }
}

@media (max-width: 36rem) {
  .site-topbar__message {
    display: none;
  }

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

  .brand__wordmark {
    font-size: 1.875rem;
  }

  .brand__parent {
    font-size: 0.5rem;
  }

  .site-header__cta {
    min-height: 2.5rem;
    padding: 0.625rem 0.75rem;
    font-size: var(--text-xs);
  }

  .site-footer__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-footer__company {
    grid-column: auto;
  }

  .site-footer__bottom {
    flex-direction: column;
    gap: var(--space-2);
  }
}

@media (max-width: 24rem) {
  .site-header__cta {
    display: none;
  }

  .site-header__toggle {
    margin-left: auto;
  }
}