/* ============================================================
   SMSGate Theme – Layout
   ============================================================ */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* Page wrapper */
.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--clr-bg);
  font-family: var(--font-sans);
  color: var(--clr-text);
}

/* ── HEADER ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--clr-bg-header);
  box-shadow: var(--shadow-header);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--sp-6);
}

/* Branding */
.site-branding {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
}

.site-branding__icon {
  width: 22px;
  height: 22px;
  color: var(--clr-heading);
}

.site-branding__name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-heading);
  letter-spacing: -0.01em;
}

/* ── NAV ── */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  flex: 1;
  justify-content: flex-end;
}

.site-nav .menu {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.site-nav .menu__item a,
.site-nav .menu__item .menu__link {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.site-nav .menu__item a:hover,
.site-nav .menu__item.is-active > a {
  color: var(--clr-heading);
  background: var(--clr-bg);
}

/* Dark mode toggle */
.dark-mode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 28px;
  background: #e2e8f0;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  position: relative;
  transition: background var(--transition);
  flex-shrink: 0;
}

.dark-mode-toggle__thumb {
  position: absolute;
  left: 3px;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
  transition: transform var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.dark-mode-active .dark-mode-toggle {
  background: #374151;
}

.dark-mode-active .dark-mode-toggle__thumb {
  transform: translateX(24px);
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sp-2);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text-muted);
  border-radius: 1px;
  transition: var(--transition);
}
.nav-toggle.is-active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── HIGHLIGHTED ── */
.highlighted-region { background: var(--clr-bg-alt); padding: var(--sp-4) 0; }

/* ── BREADCRUMB ── */

/* ── MAIN ── */
.main-content { flex: 1; }

.content-layout { display: grid; gap: var(--sp-8); }
.col-content-full { grid-template-columns: 1fr; }
.col-content-with-sidebar { grid-template-columns: 1fr 280px; }
.col-content-with-two-sidebars { grid-template-columns: 240px 1fr 240px; }

/* ── FOOTER ── */
.site-footer {
  background: var(--clr-bg-footer);
  color: var(--clr-footer-text);
  padding: var(--sp-16) 0 var(--sp-8);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp-10);
  margin-bottom: var(--sp-10);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.site-footer__copy {
  font-size: var(--fs-base);
  color: var(--clr-footer-text);
}

.site-footer a { color: var(--clr-footer-text); transition: color var(--transition); }
.site-footer a:hover { color: #fff; }

.site-footer .block__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: #fff;
  margin-bottom: var(--sp-4);
}

.site-footer .menu__item a {
  font-size: var(--fs-base);
  color: var(--clr-footer-text);
  display: block;
  padding: var(--sp-1) 0;
  transition: color var(--transition);
}
.site-footer .menu__item a:hover { color: #fff; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  :root { --header-h: 56px; }

  .nav-toggle { display: flex; }

  .site-nav .menu {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--clr-bg-header);
    border-bottom: 1px solid var(--clr-border);
    padding: var(--sp-3);
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
  }
  .site-nav.is-open .menu { display: flex; }
  .site-nav .menu__item a { padding: var(--sp-3) var(--sp-4); }

  .col-content-with-sidebar,
  .col-content-with-two-sidebars { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}