/* ==========================================================================
   ASSOCIATION 1381 - INSTITUTIONAL PUBLIC UTILITY DESIGN SYSTEM & STYLESHEET
   Statutory Non-Profit Compliance & Mobile-First Architecture
   ========================================================================== */

:root {
  --color-primary: #4F2683;
  --color-primary-hover: #3c1c66;
  --color-navy: #3A1B63;
  --color-navy-dark: #271144;
  --color-charcoal: #1E1E24;
  --color-grey: #475569;
  --color-grey-light: #64748B;
  --color-offwhite: #F4F5F7;
  --color-white: #FFFFFF;
  --color-border: #E2E8F0;
  --color-accent-purple: #EDE9FE;
  --color-success: #166534;
  --color-success-bg: #DCFCE7;

  --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: 'Playfair Display', Georgia, Cambria, "Times New Roman", Times, serif;

  --container-max-width: 1240px;
  --container-padding: 24px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --transition-default: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-card: 0 10px 30px rgba(79, 38, 131, 0.08);
}

/* CSS Reset & Core Baseline */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-grey);
  background-color: var(--color-white);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-default);
}

a:hover {
  color: var(--color-primary-hover);
}

/* Typography Hierarchy */
h1, h2, h3, h4 {
  color: var(--color-charcoal);
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

h1 {
  font-size: 2.75rem;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: 2.15rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
}

p.lead {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-charcoal);
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-narrow {
  max-width: 960px;
}

.section {
  padding: 70px 0;
}

.section-bg-offwhite {
  background-color: var(--color-offwhite);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-bg-white {
  background-color: var(--color-white);
}

.section-bg-purple {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.text-center {
  text-align: center;
}

/* Statutory Non-Profit Badge & Category Pills */
.pill-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background-color: var(--color-accent-purple);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 9999px;
  margin-bottom: 1rem;
  white-space: nowrap;
}

.pill-badge-white {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.statutory-alert-banner {
  background-color: #FAF5FF;
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  margin: 24px 0 32px 0;
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  font-size: 0.95rem;
  color: var(--color-charcoal);
}

.statutory-alert-banner strong {
  color: var(--color-primary);
}

/* Dual CTA Row & Buttons */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-top: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-default);
  min-height: 44px;
  min-width: 44px;
  text-align: center;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-white-solid {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-white-solid:hover {
  background-color: var(--color-offwhite);
  color: var(--color-primary-hover);
}

.btn-white-outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn-white-outline:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

/* ==========================================================================
   STICKY HEADER COMPONENT
   ========================================================================== */
.site-header {
  height: 80px;
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-zone {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-shield {
  width: 40px;
  height: 44px;
  fill: var(--color-primary);
  flex-shrink: 0;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.logo-subtitle {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 28px;
  align-items: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 0;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-toggle-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-charcoal);
  transition: var(--transition-default);
}

.search-toggle-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  padding: 10px 8px;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.mobile-menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background-color: var(--color-charcoal);
  border-radius: 2px;
  transition: var(--transition-default);
}

/* ==========================================================================
   HERO BANNER & FLOATING OVERLAY CARD
   ========================================================================== */
.hero-section {
  position: relative;
  height: 560px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, rgba(26, 10, 48, 0.78) 0%, rgba(26, 10, 48, 0.45) 50%, rgba(26, 10, 48, 0.2) 100%);
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-floating-card {
  background-color: var(--color-white);
  padding: 40px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-card);
  max-width: 640px;
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.hero-floating-card h1 {
  font-size: 2.25rem;
  color: var(--color-charcoal);
  margin-bottom: 1rem;
}

.hero-floating-card .hero-summary {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-grey);
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   INNER PAGE HERO HEADERS
   ========================================================================== */
.page-header {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 60px 0;
  position: relative;
}

.page-header h1 {
  color: var(--color-white);
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.page-header .page-description {
  font-size: 1.15rem;
  max-width: 780px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.65;
  margin-bottom: 0;
}

.breadcrumbs {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.breadcrumbs a {
  color: rgba(255, 255, 255, 0.85);
}

.breadcrumbs a:hover {
  color: var(--color-white);
}

/* ==========================================================================
   STATISTICS MATRIX (3-Column Grid)
   ========================================================================== */
.stats-section {
  background-color: var(--color-white);
  padding: 65px 0;
  border-bottom: 1px solid var(--color-border);
}

.mission-block {
  max-width: 880px;
  margin: 0 auto 50px auto;
  text-align: center;
}

.mission-block h2 {
  font-size: 2rem;
  color: var(--color-charcoal);
  margin-bottom: 1.25rem;
}

.mission-text-uninterrupted {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--color-charcoal);
  background: var(--color-offwhite);
  padding: 32px 40px;
  border-radius: var(--border-radius-md);
  border-left: 5px solid var(--color-primary);
  text-align: left;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.stat-column {
  text-align: center;
  padding: 20px 30px;
}

.stat-column:not(:last-child) {
  border-right: 1px solid var(--color-border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 0.4rem;
}

.stat-description {
  font-size: 0.9rem;
  color: var(--color-grey);
  line-height: 1.5;
  margin-bottom: 0;
}

/* ==========================================================================
   CAMPAIGN SECTION ("All in.")
   ========================================================================== */
.campaign-section {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 90px 0;
}

.campaign-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.campaign-left .campaign-giant-title {
  font-size: 5.5rem;
  line-height: 0.95;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  font-family: var(--font-heading);
}

.campaign-left .campaign-subtitle {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: #DDD6FE;
}

.campaign-left p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.campaign-focus-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.campaign-focus-item {
  border-top: 2px solid rgba(255, 255, 255, 0.6);
  padding: 22px 0;
  text-align: right;
  transition: var(--transition-default);
}

.campaign-focus-item:last-child {
  border-bottom: 2px solid rgba(255, 255, 255, 0.6);
}

.campaign-focus-link {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
}

.campaign-focus-item:hover {
  padding-right: 15px;
  border-top-color: var(--color-white);
}

.campaign-focus-item:hover .campaign-focus-link {
  color: #DDD6FE;
}

/* ==========================================================================
   HORIZONTAL ACTIVITY & INITIATIVE CARDS (Grid on index.php)
   ========================================================================== */
.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.activity-card-horizontal {
  display: flex;
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-default);
}

.activity-card-horizontal:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: #CBD5E1;
}

.activity-card-image-wrapper {
  width: 40%;
  min-height: 280px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.activity-card-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.activity-card-horizontal:hover .activity-card-image-wrapper img {
  transform: scale(1.05);
}

.activity-card-content {
  width: 60%;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.activity-card-content h3 {
  font-size: 1.35rem;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.activity-card-content .exact-summary-block {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-grey);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* ==========================================================================
   CONTENT BLOCKS, CARDS & MATRICES
   ========================================================================== */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  box-shadow: var(--shadow-subtle);
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.card-with-image {
  overflow: hidden;
  padding: 0;
}

.card-image-top {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-body {
  padding: 28px;
}

.featured-program-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 36px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-subtle);
}

/* Tables & Audit Matrices */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
}

.table-institutional {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.table-institutional th {
  background-color: var(--color-offwhite);
  color: var(--color-charcoal);
  font-weight: 700;
  padding: 16px 20px;
  border-bottom: 2px solid var(--color-border);
}

.table-institutional td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-grey);
}

.table-institutional tr:hover td {
  background-color: #F8FAFC;
}

/* ==========================================================================
   FORMS & MODAL POPUP
   ========================================================================== */
.form-institutional {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 36px;
  box-shadow: var(--shadow-subtle);
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 8px;
}

.form-label .required {
  color: #DC2626;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  transition: var(--transition-default);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 38, 131, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-grey);
  cursor: pointer;
  line-height: 1.5;
}

.form-checkbox-label input[type="checkbox"] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

/* Modal Window */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 30, 36, 0.7);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.is-active {
  display: flex;
}

.modal-dialog {
  background: var(--color-white);
  max-width: 520px;
  width: 100%;
  border-radius: var(--border-radius-md);
  padding: 40px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from {
    transform: scale(0.92);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-icon-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-success-bg);
  color: var(--color-success);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.modal-icon-circle svg {
  width: 36px;
  height: 36px;
  stroke: currentColor;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  color: var(--color-charcoal);
  margin-bottom: 12px;
}

.modal-message {
  font-size: 1rem;
  color: var(--color-grey);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ==========================================================================
   FOOTER COMPONENTS (Pre-Footer & Institutional 4-Column Footer)
   ========================================================================== */
.pre-footer-utility {
  background: var(--color-offwhite);
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
  font-size: 0.95rem;
}

.pre-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.pre-footer-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-charcoal);
}

.pre-footer-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.site-footer {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 70px 0 40px 0;
}

.footer-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h3,
.footer-col h4 {
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.footer-disclosure-text {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-list li a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.92rem;
  display: inline-block;
  padding: 4px 0;
}

.footer-nav-list li a:hover {
  color: var(--color-white);
  padding-left: 6px;
}

.footer-contact-details p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 10px;
}

.footer-contact-details a {
  color: #DDD6FE;
}

.footer-contact-details a:hover {
  color: var(--color-white);
}

.sub-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 32px;
  text-align: center;
}

.sub-footer-logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.sub-footer-legal-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

.sub-footer-legal-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.88rem;
  text-decoration: underline;
}

.sub-footer-legal-links a:hover {
  color: var(--color-white);
}

.sub-footer-copyright-line {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 992px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.85rem; }

  .hero-section {
    height: auto;
    min-height: 500px;
    padding: 60px 0;
  }

  .campaign-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .campaign-focus-item {
    text-align: left;
  }

  .campaign-focus-item:hover {
    padding-left: 15px;
    padding-right: 0;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .stat-column:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 30px;
  }

  .activity-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .cards-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }

  .section {
    padding: 50px 0;
  }

  h1 { font-size: 1.95rem; }
  h2 { font-size: 1.65rem; }
  h3 { font-size: 1.3rem; }

  .mobile-menu-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 2px solid var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    display: none;
    flex-direction: column;
    padding: 24px var(--container-padding);
    z-index: 999;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-menu {
    flex-direction: column;
    width: 100%;
    gap: 12px;
    align-items: stretch;
  }

  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }

  .header-actions .btn {
    display: none;
  }

  .hero-floating-card {
    padding: 24px;
  }

  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .campaign-left .campaign-giant-title {
    font-size: 3.8rem;
  }

  .activity-card-horizontal {
    flex-direction: column;
  }

  .activity-card-image-wrapper {
    width: 100%;
    height: 220px;
    min-height: auto;
  }

  .activity-card-content {
    width: 100%;
    padding: 22px;
  }

  .footer-grid-4 {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cards-grid-3,
  .cards-grid-2,
  .form-row {
    grid-template-columns: 1fr;
  }

  .pre-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}