/* ==========================================================================
   Layout: container, section rhythm, site header, breadcrumb bar, footer.
   Replaces assets/css/footer.css and the per-page inline section padding.
   ========================================================================== */

/* ---- Container ---------------------------------------------------------
   One width and one gutter for the whole site. Bootstrap's stepped
   max-widths are collapsed into a single fluid rule so that a section
   never needs to redeclare the grid (the liver page used to). */

.container,
.container-fluid,
.container-sm,
.container-md,
.container-lg,
.container-xl,
.container-xxl {
  width: 100%;
  max-width: calc(var(--container-max) + var(--container-pad) * 2);
  padding-right: var(--container-pad);
  padding-left: var(--container-pad);
  margin-right: auto;
  margin-left: auto;
}

.container--narrow {
  max-width: calc(820px + var(--container-pad) * 2);
}

.container--wide {
  max-width: calc(1400px + var(--container-pad) * 2);
}

/* ---- Sections ----------------------------------------------------------
   Vertical rhythm is a token, not a hand-written padding value. */

.section {
  padding-block: var(--section-y);
}

.section--sm {
  padding-block: var(--section-y-sm);
}

.section--lg {
  padding-block: var(--section-y-lg);
}

.section--flush-top {
  padding-top: 0;
}

.section--flush-bottom {
  padding-bottom: 0;
}

/* Section surfaces. Alternate these to separate bands instead of giving
   each section its own background colour inline. */
.section--surface {
  background: var(--color-surface);
}

.section--sunken {
  background: var(--neutral-50);
}

.section--tint {
  background: var(--blue-50);
}

.section--tint-accent {
  background: var(--green-50);
}

.section--primary {
  background: var(--blue-700);
  color: var(--color-text-on-dark);
}

.section--accent {
  background: var(--green-600);
  color: var(--color-text-on-dark);
}

.section--primary :is(h1, h2, h3, h4, h5, h6),
.section--accent :is(h1, h2, h3, h4, h5, h6) {
  color: var(--color-text-on-dark);
}

.section--primary a:not(.c-btn),
.section--accent a:not(.c-btn) {
  color: var(--color-text-on-dark);
  text-decoration: underline;
}

/* ---- Section heading block --------------------------------------------- */

.section-head {
  margin-bottom: var(--space-8);
}

.section-head--center {
  text-align: center;
  margin-inline: auto;
  max-width: 62ch;
}

.section-head__eyebrow {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-accent-solid);
}

.section-head > h1,
.section-head > h2 {
  margin-bottom: var(--space-3);
}

.section-head__lead {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.section-head--center .section-head__lead {
  margin-inline: auto;
}

/* ---- Main --------------------------------------------------------------- */

main {
  display: block;
  min-height: 50vh;
}

/* ---- Top utility bar ---------------------------------------------------
   Deep blue rather than the old green: white on the brand green is 2.6:1
   and fails WCAG AA. White on blue-800 is 8.5:1. */

.topbar {
  background: var(--blue-800);
  color: var(--color-text-on-dark);
  font-size: var(--fs-sm);
}

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

.topbar__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
}

.topbar__contact li {
  margin: 0;
}

.topbar__contact a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-on-dark);
  font-weight: var(--fw-medium);
  text-decoration: none;
  white-space: nowrap;
}

.topbar__contact a:hover {
  color: var(--green-300);
  text-decoration: underline;
}

.topbar__social {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.topbar__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--color-text-on-dark);
  border-radius: var(--radius-pill);
  transition: background var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}

.topbar__social a:hover {
  background: rgba(255, 255, 255, 0.14);
  color: var(--green-300);
}

.topbar__social .icon {
  --icon-size: 17px;
}

@media (max-width: 575.98px) {
  .topbar__inner {
    justify-content: center;
  }
  .topbar__contact {
    gap: var(--space-2) var(--space-3);
  }
  /* On the narrowest screens the numbers are reachable from the fixed
     bottom action bar, so the top bar keeps only the social row. */
  .topbar__contact li:not(:first-child) {
    display: none;
  }
}

/* ---- Site header / navbar ---------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--t-base) var(--ease);
}

.site-header[data-scrolled="true"] {
  box-shadow: var(--shadow-md);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: var(--nav-h);
  padding-block: var(--space-2);
}

.site-nav__brand {
  display: block;
  flex: none;
  width: clamp(150px, 16vw, 190px);
  margin-right: auto;
}

.site-nav__brand img {
  display: block;
  width: 100%;
  height: auto;
}

.site-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  color: var(--color-heading);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
}

.site-nav__toggle .icon {
  --icon-size: 22px;
}

.site-nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__menu li {
  margin: 0;
}

.site-nav__link {
  display: block;
  padding: var(--space-3) var(--space-3);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease),
    background var(--t-fast) var(--ease);
}

.site-nav__link:hover {
  color: var(--color-primary);
  background: var(--blue-50);
}

/* Active page is derived in header.php from the running script, so the
   highlight follows the visitor instead of always sitting on Home. */
.site-nav__link[aria-current="page"] {
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  background: var(--blue-50);
}

.site-nav__cta {
  margin-left: var(--space-2);
}

@media (max-width: 991.98px) {
  .site-nav__toggle {
    display: inline-flex;
  }

  .site-nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-3) var(--container-pad) var(--space-5);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    display: none;
  }

  .site-nav__menu[data-open="true"] {
    display: flex;
  }

  .site-nav__link {
    padding: var(--space-3) var(--space-2);
    font-size: var(--fs-md);
    border-radius: var(--radius-sm);
  }

  .site-nav__menu li + li {
    border-top: 1px solid var(--color-border);
  }

  .site-nav__cta {
    margin: var(--space-4) 0 0;
    border-top: 0 !important;
  }

  .site-nav__cta .c-btn {
    width: 100%;
  }
}

/* ---- Breadcrumb bar ---------------------------------------------------- */

.page-breadcrumb {
  background: var(--neutral-100);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-3);
  font-size: var(--fs-sm);
}

.page-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-breadcrumb li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  color: var(--color-text-muted);
}

.page-breadcrumb li:not(:last-child)::after {
  content: "";
  width: 5px;
  height: 5px;
  border-top: 1.5px solid var(--color-border-strong);
  border-right: 1.5px solid var(--color-border-strong);
  transform: rotate(45deg);
}

.page-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.page-breadcrumb a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.page-breadcrumb [aria-current="page"] {
  color: var(--color-heading);
  font-weight: var(--fw-medium);
}

/* ---- Footer ------------------------------------------------------------- */

.site-footer {
  background: var(--blue-900);
  color: var(--color-text-on-dark-muted);
  padding-block: var(--section-y) var(--space-8);
  font-size: var(--fs-sm);
}

.site-footer a {
  color: var(--color-text-on-dark-muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--neutral-0);
  text-decoration: underline;
}

.site-footer__grid {
  display: grid;
  gap: var(--space-8) var(--space-10);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.site-footer__title {
  margin-bottom: var(--space-4);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--neutral-0);
}

.site-footer__brand {
  width: 180px;
  margin-bottom: var(--space-4);
}

.site-footer__brand img {
  display: block;
  width: 100%;
  height: auto;
}

.site-footer__about {
  max-width: 34ch;
  margin-bottom: var(--space-5);
  line-height: var(--lh-normal);
}

.site-footer__links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__links li {
  margin: 0 0 var(--space-3);
}

.site-footer__links li:last-child {
  margin-bottom: 0;
}

/* NAP block. Values come from include/doctor-facts.php so the address here
   can never drift from the one in the schema graph. */
.site-footer__nap {
  display: grid;
  gap: var(--space-4);
  margin: 0;
}

.site-footer__nap-row {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.site-footer__nap-row .icon {
  --icon-size: 18px;
  margin-top: 0.25em;
  color: var(--green-300);
}

.site-footer__nap-row a {
  display: block;
}

.site-footer__social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: var(--blue-900);
  background: var(--neutral-100);
  border-radius: var(--radius-pill);
  transition: background var(--t-base) var(--ease),
    color var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}

.site-footer__social a:hover {
  background: var(--green-500);
  color: var(--blue-950);
  transform: translateY(-2px);
}

.site-footer__social .icon {
  --icon-size: 18px;
}

.site-footer__bottom {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  justify-content: space-between;
  align-items: center;
}

.site-footer__bottom p {
  margin: 0;
}

.site-footer__disclaimer {
  flex-basis: 100%;
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.62);
  line-height: var(--lh-normal);
}

/* ---- Mobile action bar -------------------------------------------------
   Fixed Call / WhatsApp / Book row. Body keeps bottom padding so the bar
   never covers the last line of a page. */

.mobile-action-bar {
  display: none;
}

@media (max-width: 767.98px) {
  .mobile-action-bar {
    position: fixed;
    inset: auto 0 0 0;
    z-index: var(--z-mobile-bar);
    display: flex;
    background: var(--color-surface);
    box-shadow: 0 -2px 12px rgba(15, 39, 55, 0.18);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .mobile-action-bar a {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 56px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-text-on-dark);
    text-decoration: none;
  }

  .mobile-action-bar .icon {
    --icon-size: 18px;
  }

  .mobile-action-bar__call {
    background: var(--blue-700);
  }

  .mobile-action-bar__whatsapp {
    background: #1d8a3a;
  }

  .mobile-action-bar__book {
    background: var(--green-600);
  }

  body {
    padding-bottom: calc(56px + env(safe-area-inset-bottom));
  }
}

/* ---- Below-the-fold rendering hint ------------------------------------
   Lets the browser skip layout and paint for off-screen sections. The
   contain-intrinsic-size keeps the scrollbar stable. */

.section[data-defer] {
  content-visibility: auto;
  contain-intrinsic-size: auto 600px;
}