@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&family=Sarabun:wght@300;400;500;600;700&display=swap');

:root {
  --font-display: 'Outfit', 'Sarabun', sans-serif;
  --font-body: 'Inter', 'Sarabun', sans-serif;
  
  /* Color Palette (Forest Green, Teal & Amber Gold) */
  --hue-primary: 155; /* Forest Green base */
  --hue-secondary: 165; /* Teal base */
  
  --primary: hsl(var(--hue-primary), 70%, 25%); /* Deep Forest Green */
  --primary-light: hsl(var(--hue-primary), 65%, 35%);
  --primary-dark: hsl(var(--hue-primary), 80%, 15%);
  --primary-glow: hsla(var(--hue-primary), 70%, 25%, 0.08);
  
  --secondary: hsl(var(--hue-secondary), 65%, 32%);
  
  --accent: hsl(38, 92%, 40%); /* Rich Amber Gold */
  
  --bg-dark: hsl(210, 40%, 96%); /* Light slate-gray-blue */
  --bg-darker: hsl(0, 0%, 100%); /* Pure white base */
  --bg-glass: hsl(0, 0%, 100%); /* Pure white card background */
  
  --border: hsla(var(--hue-primary), 50%, 25%, 0.08); /* Faint gray-green border */
  --border-hover: hsla(var(--hue-primary), 60%, 30%, 0.22);
  --border-light: hsla(215, 15%, 85%, 0.5);
  
  --text: hsl(222, 47%, 11%); /* Deep charcoal slate */
  --text-muted: hsl(215, 16%, 35%); /* Soft body text */
  --text-dark: hsl(215, 14%, 55%);
  
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.04), 0 8px 10px -6px rgba(15, 23, 42, 0.04), 0 0 0 1px rgba(15, 23, 42, 0.01);
  --shadow-lg: 0 20px 40px -15px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(15, 23, 42, 0.02);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--primary-light) var(--bg-dark);
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: hsl(215, 15%, 80%);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text);
  font-family: var(--font-body);
}

body {
  overflow-x: hidden;
  line-height: 1.6;
  background: 
    radial-gradient(circle at 10% 20%, hsla(var(--hue-primary), 65%, 45%, 0.02) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, hsla(var(--hue-secondary), 65%, 45%, 0.02) 0%, transparent 40%),
    var(--bg-dark);
  background-attachment: fixed;
}

/* Utility classes */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--text) 30%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.accent-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.glass-panel {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  border-radius: 16px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.glass-panel:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg), 0 4px 20px rgba(17, 94, 63, 0.03);
  transform: translateY(-2px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  border-radius: 50px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  font-size: 0.95rem;
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
  color: var(--bg-darker);
  box-shadow: 0 4px 15px rgba(29, 139, 116, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(29, 139, 116, 0.3);
  background: linear-gradient(135deg, var(--primary) 0%, hsl(var(--hue-secondary), 70%, 25%) 100%);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary-light);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: hsla(var(--hue-primary), 65%, 35%, 0.05);
  transform: translateY(-2px);
}

.section-padding {
  padding: 6rem 0;
}

.bg-light-section {
  background: rgba(255, 255, 255, 0.35);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-title-wrapper {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-normal);
}

header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border-light);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  transition: height var(--transition-normal);
}

header.scrolled .nav-container {
  height: 65px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary);
}

.logo svg {
  fill: var(--primary-light);
  width: 32px;
  height: 32px;
  animation: spin 20s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:not(.btn):hover, .nav-links a:not(.btn).active {
  color: var(--primary);
}

.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-light);
  transition: width var(--transition-normal);
}

.nav-links a:not(.btn):hover::after, .nav-links a:not(.btn).active::after {
  width: 100%;
}

/* Header navigation button overrides */
.nav-links a.btn::after {
  display: none !important;
}

.nav-links a.btn-outline:hover {
  background: hsla(var(--hue-primary), 65%, 35%, 0.08);
  border-color: var(--primary);
  color: var(--primary) !important;
  transform: translateY(-1px);
}

.nav-links a.btn-outline.active {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
  color: var(--bg-darker) !important;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(29, 139, 116, 0.25);
  transform: translateY(0);
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
}

.mobile-nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  position: absolute;
  left: 0;
  transition: all var(--transition-normal);
}

.mobile-nav-toggle span:nth-child(1) { top: 0; }
.mobile-nav-toggle span:nth-child(2) { top: 11px; }
.mobile-nav-toggle span:nth-child(3) { top: 22px; }

.mobile-nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg);
  top: 11px;
}
.mobile-nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.mobile-nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg);
  top: 11px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.12;
  background-size: cover;
  background-position: center;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 650px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.2rem;
  background: rgba(29, 139, 116, 0.08);
  border: 1.5px solid rgba(29, 139, 116, 0.2);
  border-radius: 50px;
  color: var(--primary-light);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  font-weight: 400;
  line-height: 1.6;
}

.hero-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

.hero-info-item {
  display: flex;
  flex-direction: column;
}

.hero-info-label {
  font-size: 0.8rem;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
}

.hero-info-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Split-Grid Layouts for illustrations next to text */
.section-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.illustration-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.responsive-illus {
  max-width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 15px 30px rgba(15, 23, 42, 0.06));
  border-radius: 12px;
}

/* Concept layers full-width section styling */
.concept-layers-full-width {
  margin-top: 5rem;
}

.layers-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.layers-header svg {
  fill: var(--primary);
}

.layers-header h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0;
}

.layers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.layer-card {
  padding: 2rem 1.5rem;
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.layer-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg), 0 12px 30px rgba(29, 139, 116, 0.1);
}

.layer-num-badge {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(29, 139, 116, 0.08);
  border: 1px solid rgba(29, 139, 116, 0.2);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all var(--transition-normal);
}

.layer-card:hover .layer-num-badge {
  background: var(--primary-light);
  color: #FFFFFF;
  border-color: var(--primary-light);
  transform: scale(1.1);
  box-shadow: 0 4px 10px rgba(29, 139, 116, 0.2);
}

.layer-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
  transition: color var(--transition-normal);
}

.layer-card:hover .layer-name {
  color: var(--secondary);
}

.layer-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Objectives & Expected Outcomes Grid */
.obj-outcomes-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.column-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.column-title svg {
  fill: var(--primary);
  width: 28px;
  height: 28px;
}

.list-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card-item {
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1.25rem;
  align-items: start;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.card-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: linear-gradient(to bottom, var(--primary-light), var(--secondary));
  transition: width var(--transition-normal);
  z-index: 1;
}

.card-item:hover {
  transform: translateY(-5px) scale(1.01);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg), 0 10px 25px rgba(29, 139, 116, 0.08);
}

.card-item:hover::before {
  width: 4px;
}

.card-index {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-light);
  line-height: 1;
  transition: transform var(--transition-normal), color var(--transition-normal);
  z-index: 2;
}

.card-item:hover .card-index {
  transform: scale(1.15);
  color: var(--primary);
}

.card-content {
  flex: 1;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
  transition: color var(--transition-normal);
  z-index: 2;
}

.card-item:hover .card-content {
  color: var(--text);
}

/* Agenda / Programme Section */
.agenda-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.tab-btn {
  padding: 1rem 2rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.tab-btn:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
  color: var(--bg-darker);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(29, 139, 116, 0.25);
}

.agenda-content {
  display: none;
}

.agenda-content.active {
  display: block;
  animation: fadeIn var(--transition-slow);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.agenda-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.session-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 2rem;
  align-items: start;
}

.session-time {
  padding: 1.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
  color: var(--accent);
  background: rgba(217, 119, 6, 0.05);
  border: 1.5px solid rgba(217, 119, 6, 0.2);
  border-radius: 12px;
}

.session-card {
  padding: 1.5rem;
  cursor: pointer;
  position: relative;
}

.session-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 0.75rem;
  gap: 1rem;
}

.session-num {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.session-format-badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid rgba(15, 23, 42, 0.06);
  color: var(--text-muted);
  font-weight: 500;
}

.session-title-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.session-peek {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1rem;
}

.session-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  border-top: 1px solid var(--border-light);
  padding-top: 0.75rem;
}

.session-lead {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.session-lead span {
  font-weight: 600;
  color: var(--text);
}

.btn-details {
  font-size: 0.8rem;
  color: var(--primary-light);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 700;
}

.session-card:hover .btn-details {
  color: var(--primary);
  transform: translateX(3px);
}

/* Modal for session details */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal.open {
  display: flex;
  animation: modalFadeIn var(--transition-fast);
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
}

.modal-wrapper {
  position: relative;
  width: 100%;
  max-width: 650px;
  max-height: 85vh;
  overflow-y: auto;
  z-index: 10;
  padding: 2.5rem;
  border-color: var(--border-hover);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: rgba(15, 23, 42, 0.1);
  color: var(--text);
}

.modal-header {
  margin-bottom: 1.5rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.25;
  margin: 0.5rem 0;
}

.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.02);
  border: 1px solid var(--border-light);
  border-radius: 8px;
}

.modal-meta-item {
  font-size: 0.85rem;
}

.modal-meta-label {
  color: var(--text-dark);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.modal-meta-val {
  color: var(--text);
  font-weight: 600;
}

.modal-body-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--primary);
}

.modal-bullets {
  list-style: none;
}

.modal-bullets li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.modal-bullets li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary-light);
  font-weight: bold;
}

/* Coming Soon Section / Notification card */
.coming-soon-card {
  padding: 3rem;
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg), 0 5px 25px rgba(29, 139, 116, 0.05);
}

.coming-soon-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  background: rgba(217, 119, 6, 0.08);
  border: 1px solid rgba(217, 119, 6, 0.2);
  color: var(--accent);
  border-radius: 50px;
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
}

.coming-soon-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--primary);
}

.coming-soon-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.notify-form {
  margin-top: 1.5rem;
}

.input-row {
  display: flex;
  gap: 0.75rem;
}

.input-row input {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border-radius: 50px;
  background: rgba(15, 23, 42, 0.01);
  border: 1.5px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.input-row input:focus {
  outline: none;
  border-color: var(--primary-light);
  background: #FFFFFF;
  box-shadow: 0 0 10px rgba(29, 139, 116, 0.15);
}

.input-row button {
  white-space: nowrap;
}

.notify-success-msg {
  margin-top: 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-light);
  background: rgba(29, 139, 116, 0.06);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  border: 1px solid rgba(29, 139, 116, 0.15);
  animation: fadeIn var(--transition-fast);
}

/* Footer Section */
footer {
  background: hsl(222, 47%, 9%); /* Dark charcoal slate */
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  font-size: 0.9rem;
  color: hsl(215, 15%, 85%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-about h4 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.footer-about p {
  color: hsl(215, 15%, 70%);
  line-height: 1.6;
}

.footer-links-group h4 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  list-style: none;
}

.footer-links a {
  text-decoration: none;
  color: hsl(215, 15%, 70%);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: hsl(215, 15%, 50%);
  font-size: 0.8rem;
}

/* Toast System */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--primary-light);
  box-shadow: var(--shadow-lg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideIn var(--transition-fast);
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(120%); opacity: 0; }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .obj-outcomes-container, .section-split-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .illustration-container {
    order: -1; /* Place image on top on mobile/tablet */
  }
  .layers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .hero {
    min-height: auto;
    padding-top: 7rem;
    background: linear-gradient(to bottom, transparent, var(--bg-dark) 100%);
  }
  .hero-info-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .session-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .session-time {
    text-align: left;
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
  }
  .layers-grid {
    grid-template-columns: 1fr;
  }
  .coming-soon-card {
    padding: 2rem 1.5rem;
  }
  .input-row {
    flex-direction: column;
  }
  .input-row input {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border);
    padding: 2rem;
    gap: 1.5rem;
  }
}

/* Scroll Reveal Animations */
.reveal-fade {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-fade.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.96) translateY(10px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}