/* =========================================================
   MASTER LAYOUT LOCK
   Final authority layer for shared site chrome + spacing
   ========================================================= */

:root {
  --site-max-width: 1200px;
  --header-height: 76px;
  --section-pad-y: clamp(56px, 7vw, 96px);
  --section-pad-x: clamp(20px, 4vw, 40px);
  --content-gap: clamp(20px, 3vw, 32px);
  --footer-pad-y: 48px;
  --sticky-cta-height: 16px;
  --site-radius: 18px;
  --site-shadow: 0 12px 40px rgba(0,0,0,.10);
  --site-border: 1px solid rgba(0,0,0,.08);
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

body::after {
  content: "";
  display: block;
  height: 12px;
}

.site-header,
header.site-header,
header[role="banner"],
body > header {
  position: sticky !important;
  top: 0 !important;
  z-index: 1000 !important;
  width: 100% !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255,255,255,.94) !important;
  border-bottom: 1px solid rgba(0,0,0,.08);
}

.site-header .container,
header.site-header .container,
header[role="banner"] .container,
body > header .container,
.site-nav,
.nav-shell,
.nav-container {
  max-width: var(--site-max-width) !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: var(--section-pad-x) !important;
  padding-right: var(--section-pad-x) !important;
}

.site-header,
header.site-header,
header[role="banner"],
body > header,
.site-nav,
.nav-shell,
.nav-container {
  min-height: var(--header-height) !important;
}

main,
.site-main,
.page-main {
  width: 100%;
}

main > section:not(.hero):not(.trust-bar):not(.page-hero):not(.home-hero),
.site-main > section:not(.hero):not(.trust-bar):not(.page-hero):not(.home-hero),
.page-main > section:not(.hero):not(.trust-bar):not(.page-hero):not(.home-hero),
.section,
.content-section,
.page-section {
  padding-top: var(--section-pad-y) !important;
  padding-bottom: var(--section-pad-y) !important;
  padding-left: var(--section-pad-x) !important;
  padding-right: var(--section-pad-x) !important;
}

.container,
.section-container,
.content-wrap,
.inner,
.wrapper {
  max-width: var(--site-max-width) !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

.hero,
.page-hero,
.home-hero {
  padding-top: clamp(8px, 2vw, 18px) !important;
  padding-bottom: clamp(10px, 3vw, 26px) !important;
}

.trust-bar {
  padding-top: 4px !important;
  padding-bottom: 4px !important;
  padding-left: var(--section-pad-x) !important;
  padding-right: var(--section-pad-x) !important;
}

.hero .container,
.page-hero .container,
.home-hero .container {
  display: grid;
  gap: var(--content-gap);
  align-items: center;
}

.cards,
.card-grid,
.grid,
.feature-grid,
.stats-grid {
  gap: var(--content-gap) !important;
}

.card,
.info-card,
.feature-card,
.stat-card,
.volunteer-card,
.donate-card {
  border: var(--site-border) !important;
  border-radius: var(--site-radius) !important;
  box-shadow: var(--site-shadow) !important;
  overflow: clip;
}

img,
video {
  max-width: 100%;
  height: auto;
}

footer,
.site-footer,
body > footer {
  width: 100%;
  padding-top: var(--footer-pad-y) !important;
  padding-bottom: calc(var(--footer-pad-y) + 8px) !important;
  border-top: 1px solid rgba(0,0,0,.08);
}

footer .container,
.site-footer .container,
body > footer .container {
  max-width: var(--site-max-width) !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: var(--section-pad-x) !important;
  padding-right: var(--section-pad-x) !important;
}

.sticky-cta,
.bottom-cta,
.floating-cta,
.mobile-cta {
  position: fixed !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  z-index: 1100 !important;
  min-height: var(--sticky-cta-height) !important;
  background: rgba(255,255,255,.96) !important;
  border-top: 1px solid rgba(0,0,0,.10) !important;
  box-shadow: 0 -10px 30px rgba(0,0,0,.08) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.sticky-cta .container,
.bottom-cta .container,
.floating-cta .container,
.mobile-cta .container {
  max-width: var(--site-max-width) !important;
  margin: 0 auto !important;
  padding: 12px var(--section-pad-x) !important;
}

nav a[aria-current="page"],
.site-nav a[aria-current="page"] {
  font-weight: 700 !important;
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
    --sticky-cta-height: 16px;
    --section-pad-y: 40px;
    --section-pad-x: 18px;
  }

  .hero,
  .page-hero,
  .home-hero {
    padding-top: calc(var(--header-height) + 20px) !important;
  }
}