/* ==========================================================================
   NANACRUZ - Institutional Non-Profit Portal Stylesheet
   Mirroring David Suzuki Foundation Architectural & Visual Framework
   ========================================================================== */

:root {
  --color-forest-green: #4B7365;
  --color-forest-green-dark: #3C5D52;
  --color-forest-green-light: #5d8878;
  --color-ocean-blue: #0A3953;
  --color-ocean-blue-dark: #051A24;
  --color-ocean-blue-deep: #002D42;
  --color-bright-teal: #00829B;
  --color-bright-cyan: #00A3BF;
  --color-warm-coral: #D84C2A;
  --color-warm-coral-hover: #BF3B1C;
  --color-ice-canvas: #F2F6F5;
  --color-ice-canvas-dark: #E2EBE8;
  --color-alabaster: #FFFFFF;
  --color-charcoal: #222222;
  --color-muted: #555555;
  --color-border: #DDE5E3;

  --font-heading: 'Montserrat', 'DIN Next', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Open Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 4px 20px rgba(10, 57, 83, 0.08);
  --shadow-hover: 0 12px 32px rgba(10, 57, 83, 0.14);
}

/* Reset & Box Sizing */
*, *::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);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-charcoal);
  background-color: var(--color-alabaster);
  overflow-x: hidden;
}

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

a {
  color: var(--color-bright-teal);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--color-ocean-blue);
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-ocean-blue);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.15rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; }

.section-label-kicker {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-bright-teal);
  display: block;
  margin-bottom: 0.75rem;
}

/* Base Layout Containers */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main-content {
  flex: 1 0 auto;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

.container-fluid {
  width: 100%;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   HEADER SYSTEM (STICKY 2-LEVEL NAVIGATION)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-alabaster);
  box-shadow: 0 2px 15px rgba(0,0,0,0.06);
}

/* Level 1: Utility Bar */
.header-utility-bar {
  background-color: #F8F9FA;
  border-bottom: 1px solid #ECEFF1;
  padding: 0.35rem 0;
  font-size: 0.82rem;
}

.utility-bar-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1.5rem;
}

.utility-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}

.utility-links a {
  color: var(--color-muted);
  font-weight: 500;
}

.utility-links a:hover {
  color: var(--color-ocean-blue);
}

.utility-divider {
  color: #CFD8DC;
}

/* Level 2: Main Navigation Bar */
.header-main-nav {
  padding: 0.85rem 0;
  background-color: var(--color-alabaster);
}

.main-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Dual Ring Brand Logo */
.brand-identity {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}

.brand-symbol {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2.5px solid var(--color-ocean-blue);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, var(--color-ice-canvas) 0%, #ffffff 70%);
}

.brand-symbol-inner {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-bright-teal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-symbol-leaf {
  width: 12px;
  height: 12px;
  background-color: var(--color-forest-green);
  border-radius: 12px 0 12px 0;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  color: var(--color-ocean-blue);
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-forest-green);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Navigation Links Tree & Mega Dropdowns */
.nav-menu-wrapper {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-ocean-blue);
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-link:hover,
.nav-item.active .nav-link {
  color: var(--color-bright-teal);
}

.nav-arrow {
  font-size: 0.65rem;
  transition: transform 0.2s ease;
}

.nav-item:hover .nav-arrow {
  transform: translateY(2px);
}

/* Dropdown Menu */
.dropdown-panel {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 280px;
  background-color: var(--color-alabaster);
  border-radius: 8px;
  box-shadow: var(--shadow-hover);
  border: 1px solid var(--color-ice-canvas-dark);
  padding: 1rem 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
  z-index: 100;
}

.nav-item:hover .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: 0.65rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-charcoal);
  border-left: 3px solid transparent;
}

.dropdown-link:hover {
  background-color: var(--color-ice-canvas);
  color: var(--color-bright-teal);
  border-left-color: var(--color-bright-teal);
}

/* Header Donate CTA Button */
.btn-donate-header {
  background-color: var(--color-warm-coral);
  color: #FFFFFF !important;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.75rem 1.65rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 12px rgba(216, 76, 42, 0.25);
  white-space: nowrap;
}

.btn-donate-header:hover {
  background-color: var(--color-warm-coral-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(216, 76, 42, 0.35);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-ocean-blue);
}

.hamburger-line {
  display: block;
  width: 26px;
  height: 3px;
  margin: 5px auto;
  background-color: var(--color-ocean-blue);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ==========================================================================
   VERTICAL SIDE-MARGIN LABELS & SECTION PINS
   ========================================================================== */

.section-with-vertical-tag {
  position: relative;
  padding-left: 3.5rem;
}

.vertical-margin-label {
  position: absolute;
  left: 0;
  top: 4rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  color: #B0BEC5;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
}

/* ==========================================================================
   BUTTONS & UI CONTROLS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.85rem;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
  text-align: center;
}

.btn-primary-green {
  background-color: var(--color-forest-green);
  color: #FFFFFF !important;
}

.btn-primary-green:hover {
  background-color: var(--color-forest-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(75, 115, 101, 0.3);
}

.btn-pill {
  border-radius: 50px;
  padding: 0.95rem 2.25rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn-outline-white {
  background-color: transparent;
  border-color: #FFFFFF;
  color: #FFFFFF !important;
}

.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--color-ocean-blue) !important;
}

.btn-outline-green {
  background-color: transparent;
  border-color: var(--color-forest-green);
  color: var(--color-forest-green) !important;
}

.btn-outline-green:hover {
  background-color: var(--color-forest-green);
  color: #FFFFFF !important;
}

.pill-badge {
  display: inline-block;
  background-color: #000000;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: 50px;
  margin-bottom: 0.85rem;
}

.pill-badge-teal {
  background-color: var(--color-bright-teal);
}

.pill-badge-orange {
  background-color: var(--color-warm-coral);
}

.pill-badge-green {
  background-color: var(--color-forest-green);
}

/* ==========================================================================
   HERO BANNER (SECTION 1: "LIVING GREEN")
   ========================================================================== */

.hero-living-green {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  padding: 6rem 1.5rem;
  overflow: hidden;
}

.hero-overlay-dark {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 57, 83, 0.82);
  backdrop-filter: blur(1px);
}

.hero-content-box {
  position: relative;
  z-index: 2;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  color: #E0F2F1;
  margin-bottom: 2.25rem;
  font-weight: 400;
}

.hero-scroll-btn {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.85;
}

.scroll-circle-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

/* ==========================================================================
   SECTION 2: FEATURED PROJECTS SPLIT LAYOUT
   ========================================================================== */

.section-featured-projects {
  padding: 5rem 0 0 0;
  background-color: var(--color-alabaster);
}

.section-header-large {
  margin-bottom: 3rem;
}

.section-watermark-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  color: #E2EBE8;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1;
}

.split-featured-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 4rem;
}

.featured-left-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.slider-controls-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-muted);
}

.slider-arrow-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid #CFD8DC;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-ocean-blue);
  font-size: 1.1rem;
  transition: var(--transition-smooth);
}

.slider-arrow-btn:hover {
  background-color: var(--color-ocean-blue);
  color: #FFFFFF;
  border-color: var(--color-ocean-blue);
}

.slider-counter {
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.featured-project-title {
  font-size: 2.25rem;
  color: var(--color-ocean-blue);
  line-height: 1.2;
}

.featured-project-desc {
  font-size: 1.05rem;
  color: #444444;
  line-height: 1.7;
}

.featured-right-card {
  background-color: var(--color-ice-canvas);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.featured-right-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.featured-card-image-wrap {
  width: 100%;
  height: 320px;
  overflow: hidden;
}

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

.featured-right-card:hover .featured-card-image-wrap img {
  transform: scale(1.03);
}

.featured-card-caption-box {
  background-color: #FFFFFF;
  padding: 1.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.featured-caption-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-ocean-blue);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.featured-caption-arrow {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-ice-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-ocean-blue);
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.featured-right-card:hover .featured-caption-arrow {
  background-color: var(--color-ocean-blue);
  color: #FFFFFF;
}

/* Full-width View All Projects Banner */
.view-all-projects-banner {
  background-color: var(--color-ocean-blue);
  color: #FFFFFF;
  padding: 2.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2rem;
}

.banner-compass-text {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.compass-icon {
  font-size: 1.75rem;
  color: var(--color-bright-cyan);
}

.banner-heading {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ==========================================================================
   SECTION 3: "ACT ONLINE" 3-COLUMN ACTION GRID
   ========================================================================== */

.section-act-online {
  padding: 6rem 0;
  background-color: #FAFCFB;
}

.act-online-header {
  margin-bottom: 3.5rem;
  max-width: 800px;
}

.section-main-heading {
  font-size: 2.5rem;
  color: var(--color-ocean-blue);
  margin-bottom: 1rem;
}

.section-intro-text {
  font-size: 1.1rem;
  color: #444444;
  margin-bottom: 1.75rem;
}

.three-column-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.action-card {
  background-color: var(--color-ice-canvas);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.action-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.action-card-image {
  height: 220px;
  overflow: hidden;
}

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

.action-card:hover .action-card-image img {
  transform: scale(1.04);
}

.action-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.action-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-ocean-blue);
  line-height: 1.4;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-read-more-link {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ocean-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.card-read-more-link:hover {
  color: var(--color-bright-teal);
}

/* ==========================================================================
   SECTION 4: "EXPERT VIEWS"
   ========================================================================== */

.section-expert-views {
  padding: 6rem 0;
  background-color: var(--color-alabaster);
}

.expert-views-top-split {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4rem;
}

.expert-blob-image-wrap {
  width: 100%;
  max-width: 440px;
  height: 340px;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(10, 57, 83, 0.15);
  border: 4px solid var(--color-ice-canvas);
}

.expert-blob-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.expert-top-text-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.expert-cards-2x2-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.expert-sub-card {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.5rem;
  background-color: var(--color-ice-canvas);
  border-radius: 8px;
  padding: 1.25rem;
  align-items: center;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.expert-sub-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.expert-sub-image {
  width: 140px;
  height: 120px;
  border-radius: 6px;
  overflow: hidden;
}

.expert-sub-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.expert-sub-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-ocean-blue);
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   SECTION 5: "SCIENCE MATTERS" (FEATURE CAROUSEL BLOCK)
   ========================================================================== */

.section-science-matters {
  padding: 6rem 0;
  background-color: #F4F7F6;
}

.science-matters-card {
  background-color: var(--color-alabaster);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
}

.science-card-left {
  position: relative;
  min-height: 380px;
}

.science-card-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.science-card-slider-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background-color: rgba(10, 57, 83, 0.85);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  font-weight: 700;
}

.science-card-right {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}

.science-date-label {
  font-size: 0.85rem;
  color: var(--color-muted);
  font-weight: 600;
}

.science-story-title {
  font-size: 1.85rem;
  color: var(--color-ocean-blue);
  line-height: 1.3;
}

/* ==========================================================================
   SECTION 6: "FEATURED STORIES" (3-COLUMN EDITORIAL GRID)
   ========================================================================== */

.section-featured-stories {
  padding: 6rem 0;
  background-color: var(--color-alabaster);
}

.section-heading-with-action {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3rem;
}

.view-all-link {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ocean-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.view-all-link:hover {
  color: var(--color-bright-teal);
}

.editorial-story-card {
  background-color: var(--color-alabaster);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.editorial-story-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #B2DFDB;
}

.editorial-story-image {
  height: 220px;
  overflow: hidden;
}

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

.editorial-story-card:hover .editorial-story-image img {
  transform: scale(1.04);
}

.editorial-story-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.editorial-date {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.editorial-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-ocean-blue);
  line-height: 1.35;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* ==========================================================================
   SECTION 7: BOTTOM CTA BANNER ("YOU CAN HELP")
   ========================================================================== */

.section-you-can-help {
  position: relative;
  padding: 7rem 1.5rem;
  background-size: cover;
  background-position: center;
  color: #FFFFFF;
  text-align: center;
  overflow: hidden;
}

.you-can-help-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 57, 83, 0.88);
}

.you-can-help-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
}

.you-can-help-title {
  font-family: var(--font-heading);
  font-size: 3.25rem;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.you-can-help-subtitle {
  font-size: 1.35rem;
  color: #E0F2F1;
  margin-bottom: 2.5rem;
}

/* ==========================================================================
   FOOTER SYSTEM (DARK THEMED #051A24)
   ========================================================================== */

.site-footer {
  background-color: var(--color-ocean-blue-dark);
  color: #FFFFFF;
}

/* Top 2-Column Featured Callout Grid */
.footer-top-callouts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.footer-callout-box {
  padding: 4rem 3.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.footer-callout-blue {
  background-color: var(--color-ocean-blue);
}

.footer-callout-green {
  background-color: var(--color-forest-green-dark);
}

.footer-callout-kicker {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #80CBC4;
  margin-bottom: 0.75rem;
}

.footer-callout-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 1rem;
  line-height: 1.25;
}

.footer-callout-desc {
  font-size: 0.95rem;
  color: #E0F2F1;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.footer-email-form {
  display: flex;
  gap: 0.5rem;
}

.footer-email-input {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.3);
  background-color: rgba(255,255,255,0.1);
  color: #FFFFFF;
  font-size: 0.95rem;
}

.footer-email-input::placeholder {
  color: rgba(255,255,255,0.6);
}

.footer-email-input:focus {
  outline: none;
  background-color: rgba(255,255,255,0.2);
  border-color: #FFFFFF;
}

.footer-email-submit-btn {
  padding: 0.85rem 1.5rem;
  background-color: var(--color-warm-coral);
  color: #FFFFFF;
  border: none;
  border-radius: 4px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.footer-email-submit-btn:hover {
  background-color: var(--color-warm-coral-hover);
}

/* Main Dark Footer Area */
.footer-main-container {
  padding: 4.5rem 0 3rem 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-nav-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-nav-link {
  color: #B0BEC5;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-nav-link:hover {
  color: #FFFFFF;
}

.footer-compliance-block {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.82rem;
  color: #90A4AE;
  line-height: 1.7;
}

.footer-ids-row {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.25rem;
  font-weight: 600;
  color: #CFD8DC;
}

.footer-mission-text {
  margin-bottom: 1.5rem;
  font-style: italic;
}

.footer-copyright {
  color: #78909C;
}

/* ==========================================================================
   SUBPAGE TEMPLATES & HIGH-DENSITY CONTENT BLOCKS
   ========================================================================== */

.page-hero-banner {
  background-color: var(--color-ocean-blue);
  color: #FFFFFF;
  padding: 5rem 0 4rem 0;
  position: relative;
}

.page-hero-kicker {
  color: #80CBC4;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-hero-title {
  color: #FFFFFF;
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.page-hero-lead {
  font-size: 1.2rem;
  color: #E0F2F1;
  max-width: 800px;
  line-height: 1.6;
}

.page-body-container {
  padding: 5rem 0;
}

.page-article-layout {
  display: grid;
  grid-template-columns: 2.2fr 1fr;
  gap: 4rem;
}

.article-content {
  font-size: 1.08rem;
  line-height: 1.75;
  color: #2D3748;
}

.article-content p {
  margin-bottom: 1.65rem;
}

.article-content h2 {
  font-size: 1.9rem;
  margin-top: 3rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-ice-canvas-dark);
}

.article-content h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.article-content ul, .article-content ol {
  margin-bottom: 1.75rem;
  padding-left: 2rem;
}

.article-content li {
  margin-bottom: 0.65rem;
}

/* 150+ Word Mission Callout Box */
.mission-manifesto-callout {
  background-color: var(--color-ice-canvas);
  border-left: 4px solid var(--color-forest-green);
  padding: 2.25rem 2.5rem;
  margin: 2.5rem 0;
  border-radius: 0 8px 8px 0;
  box-shadow: var(--shadow-subtle);
}

.manifesto-title {
  font-size: 1.35rem;
  color: var(--color-ocean-blue);
  margin-bottom: 1rem;
}

.manifesto-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #2D3748;
}

/* Sidebar Components */
.sidebar-sticky-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-widget-card {
  background-color: var(--color-ice-canvas);
  border-radius: 8px;
  padding: 2rem;
  border: 1px solid var(--color-ice-canvas-dark);
}

.sidebar-widget-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-ocean-blue);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-contact-item {
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

/* Interactive Forms */
.institutional-form {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-ocean-blue);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: 4px;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-bright-teal);
  box-shadow: 0 0 0 3px rgba(0, 130, 155, 0.15);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (BREAKPOINTS <= 992px & <= 768px)
   ========================================================================== */

@media (max-width: 992px) {
  .split-featured-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .three-column-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .expert-views-top-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .science-matters-card {
    grid-template-columns: 1fr;
  }
  
  .footer-top-callouts-grid {
    grid-template-columns: 1fr;
  }
  
  .page-article-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .header-utility-bar {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav-links-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-alabaster);
    flex-direction: column;
    padding: 1.5rem 2rem;
    box-shadow: var(--shadow-hover);
    border-top: 1px solid var(--color-border);
    gap: 1rem;
    align-items: flex-start;
  }
  
  .nav-links-list.is-open {
    display: flex;
  }
  
  .dropdown-panel {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    opacity: 1;
    visibility: visible;
    padding-left: 1rem;
    width: 100%;
    display: none;
  }
  
  .nav-item.mobile-expanded .dropdown-panel {
    display: block;
  }
  
  .section-with-vertical-tag {
    padding-left: 0;
  }
  
  .vertical-margin-label {
    display: none;
  }
  
  .three-column-cards-grid {
    grid-template-columns: 1fr;
  }
  
  .expert-cards-2x2-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-watermark-title {
    font-size: 2rem;
  }
  
  .footer-callout-box {
    padding: 2.5rem 1.5rem;
  }
  
  .footer-email-form {
    flex-direction: column;
  }
}