/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--section-bg), var(--section-bg-alt));
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at 50% 50%,
    var(--primary) 0%,
    transparent 70%
  );
  opacity: 0.1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-left h1,
.hero-text h1 {
  font-size: 3.3rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

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

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--glass-light);
  color: var(--text-primary);
  border: 1px solid var(--glass-border-light);
}

.btn-secondary:hover {
  background: var(--glass-light);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border-light);
}

.btn-outline:hover {
  background: var(--glass-light);
  transform: translateY(-2px);
}

/* Problem Section */
.problem {
  padding: 6rem 0;
  background: var(--section-bg-alt);
}

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

.problem h2 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.problem-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.problem-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: left;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

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

.problem-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.problem-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.problem-card ul {
  list-style: none;
  padding: 0;
}

.problem-card li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.problem-card li::before {
  content: "•";
  color: var(--secondary);
  position: absolute;
  left: 0;
}

.problem-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-top: 3rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Vision Section */
.vision {
  margin-bottom: 0 !important;
  padding-bottom: 0 !important;
}

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

.vision h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.vision-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.vision-principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.principle {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: left;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.principle:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.principle h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.principle p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Technology Section */
.technology {
  padding: 6rem 0 0 0;
  background: var(--section-bg-alt);
  contain: layout style;
}

/* Achieve Goals Section */
.achieve-goals {
  padding: 6rem 0;
  background: var(--section-bg-alt);
}

.achieve-goals-content {
  text-align: center;
}

.achieve-goals h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.achieve-goals-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.achieve-goals-intro a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.achieve-goals-intro a:hover {
  color: var(--secondary);
  text-decoration: underline;
}

.stakeholder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  align-items: start;
}

.stakeholder-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.4s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.stakeholder-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
  border-color: var(--primary);
  background: var(--glass-hover);
  z-index: 10;
}

.stakeholder-card-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.stakeholder-icon {
  font-size: 2rem;
  color: var(--primary);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  padding: 1rem;
  margin: 0 auto 1rem;
  width: fit-content;
  transition: all 0.3s ease;
}

.stakeholder-card:hover .stakeholder-icon {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.stakeholder-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem 0;
}

.stakeholder-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.stakeholder-benefits {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}

.stakeholder-card:hover .stakeholder-benefits {
  opacity: 1;
  max-height: 800px;
  margin-top: 1.5rem;
}



.benefit-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.benefit-item {
  margin-bottom: 0;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 120px;
}

.benefit-item h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: 0.01em;
  font-family: 'Inter', sans-serif;
  text-align: left;
}

.benefit-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
  margin: 0;
  font-weight: 400;
  text-align: left;
}

.stakeholder-benefits .benefit-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  align-items: stretch;
  margin-bottom: 1rem;
}

.stakeholder-benefits .benefit-row:last-child {
  margin-bottom: 0;
}

.stakeholder-benefits .benefit-visualization {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  background: linear-gradient(135deg, rgba(105, 118, 174, 0.1), rgba(147, 112, 152, 0.1));
  border: none;
  border-radius: 0.75rem;
  padding: 0;
  width: 200px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stakeholder-benefits .benefit-visualization svg {
  border-radius: 0.5rem;
  overflow: hidden;
  width: 100%;
  height: 100%;
  opacity: 0.9;
  transition: opacity 0.2s ease;
  object-fit: cover;
}

.benefit-visualization {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 0.5rem;
  padding: 2rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
  contain: layout style paint;
}

.benefit-visualization::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
}

.benefit-visualization:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border-color: rgba(255, 255, 255, 0.12);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
}

.benefit-visualization svg {
  border-radius: 0.25rem;
  overflow: hidden;
  width: 100%;
  height: auto;
  opacity: 0.9;
  transition: opacity 0.2s ease;
}

.benefit-visualization:hover svg {
  opacity: 1;
}

.goals-animation {
  max-width: 1200px;
  margin: 0 auto;
}

.goals-animation h3 {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 3rem;
}

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

.goal-item {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.goal-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

.goal-item:hover::before {
  left: 100%;
}

.goal-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--primary);
  background: var(--glass-hover);
}

.goal-item i {
  font-size: 2.5rem;
  color: var(--secondary);
  margin-bottom: 1rem;
  transition: transform 0.2s ease, color 0.2s ease;
}

.goal-item:hover i {
  color: var(--primary);
  transform: scale(1.2);
}

.goal-item span {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.125rem;
  display: block;
}

.technology-content {
  text-align: center;
  contain: layout style;
}

.technology h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.technology-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.tech-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: left;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

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

.tech-icon {
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.tech-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.tech-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.protocol-demo {
  max-width: 1200px;
  margin: 0 auto;
}

.protocol-demo-header {
  text-align: center;
  margin-bottom: 4rem;
}

.protocol-demo-header h2 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.protocol-demo-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  text-transform: lowercase;
}

.protocol-demo-intro {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

/* First Row: Equal Width Cards */
.protocol-stack-row-equal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 4rem;
  width: 100%;
  contain: layout style;
}

.protocol-stack-row-equal-2 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.5rem;
  margin-top: 30px;
  width: 100%;
  contain: layout style;
  background: var(--section-bg-alt);
  padding: 30px 0 0 0;
  margin-top: 0;
}

.protocol-stack-row-equal-3 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 30px;
  width: 100%;
  contain: layout style;
}

/* Permissioned AI Interfaces Section */
/* Protocol Features Section */
.protocol-features {
  padding: 20px 0 0 0;
  background: var(--section-bg-alt);
}

.protocol-features-content {
  max-width: 1400px;
  margin: 0 auto;
}

/* Protocol Access Section */
.protocol-access {
  padding: 30px 0 6rem 0;
  background: var(--section-bg-alt);
}

.protocol-access-content {
  max-width: 1400px;
  margin: 0 auto;
}

.protocol-stack-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 1.5rem;
  padding: 2.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
  position: relative;
  overflow: hidden;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  will-change: transform;
  contain: layout style paint;
}

.protocol-stack-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.protocol-stack-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--primary);
  background: var(--glass-hover);
}

.protocol-stack-card:hover::before {
  opacity: 1;
}

.protocol-visual-card {
  min-height: 373px;
  transform: scale(1.0);
  z-index: 1;
  contain: layout style paint;
  transition: transform 0.3s ease;
}

.protocol-visual-card:hover {
  transform: scale(1.05);
}

.stack-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stack-icon {
  width: 40px;
  height: 40px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  flex-shrink: 0;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.protocol-stack-card:hover .stack-icon {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.stack-card-header h4 {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1rem;
  margin: 0;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.protocol-stack-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  font-size: 0.875rem;
  flex-grow: 1;
}

.card-svg {
  margin-top: 1rem;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.protocol-stack-card:hover .card-svg {
  opacity: 1;
}

.protocol-image {
  width: 100%;
  height: 100%;
  min-height: 400px;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  contain: layout style paint;
}

.protocol-tech-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.protocol-tech-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

.protocol-tech-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.tech-icon-small {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
}

.tech-content h4 {
  color: var(--white);
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.tech-content p {
  color: var(--gray-light);
  line-height: 1.5;
  font-size: 0.875rem;
  margin: 0;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 1rem;
  overflow: hidden;
}

/* Why Now Section */
.why-now {
  margin-top: 0 !important;
  padding-top: 0 !important;
}

.why-now-content {
  text-align: center;
}

.why-now h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.why-now-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.timeline {
  max-width: 800px;
  margin: 0 auto;
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  margin-bottom: 3rem;
  text-align: left;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  box-shadow: var(--shadow);
}

.timeline-item.current .timeline-icon {
  background: var(--primary);
  color: var(--card-bg);
}

.timeline-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.timeline-content p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Future Vision Section */
.future-vision {
  padding: 6rem 0;
  background: var(--section-bg);
}

.future-vision-content {
  text-align: center;
}

.future-vision h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.vision-statement {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.impact-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

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

.impact-icon {
  font-size: 2.5rem;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.impact-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

.impact-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.call-to-action {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  box-shadow: var(--shadow);
}

.call-to-action p {
  color: var(--text-secondary);
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.call-to-action p:last-child {
  margin-bottom: 0;
}

/* Get Involved Section */
.get-involved {
  padding: 6rem 0;
  background: var(--section-bg-alt);
}

.get-involved-content {
  text-align: center;
}

.get-involved h2 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.get-involved-intro {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

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

.audience-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

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

.audience-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.audience-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.audience-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

/* Contact Section Updates */
.contact-mission {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

/* Protocol Section */
.protocol {
  padding: 6rem 0;
  background: var(--section-bg);
}

.protocol-content {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 3rem;
  align-items: center;
}

.protocol-image {
  width: 100%;
  height: 100%;
  min-height: 300px;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 1rem;
  overflow: hidden;
}

.protocol-subtitle {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.protocol-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.protocol-description + .protocol-description {
  margin-top: -1rem;
}

.protocol-features {
  list-style: none;
  padding: 0;
}

.protocol-features li {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.protocol-features li::before {
  content: "•";
  color: var(--primary);
  position: absolute;
  left: 0;
}

/* Features Section */
.features {
  padding: 2rem 0 4rem 0;
  background: var(--section-bg-alt);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

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

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: var(--shadow);
}

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

.feature-image {
  width: 100%;
  border-radius: 0.5rem;
  overflow: hidden;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.feature-description {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

/* How to Section */
.how-to {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--section-bg-alt), var(--section-bg));
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step-card {
  transition: all 0.3s ease;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

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

.step-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.step-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-icon.install {
  background-color: var(--primary)
}

.step-icon.link {
  background-color: var(--secondary)
}

.step-icon.publish {
  background-color: var(--primary)
}

.step-icon.build {
  background-color: var(--secondary)
}

.step-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--card-bg);
}

.step-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.step-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.step-description {
  color: var(--text-secondary);
  margin-top: 1rem;
  font-size: 0.875rem;
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--section-bg), var(--section-bg-alt));
}

.contact-content {
  max-width: 32rem;
  margin: 0 auto;
  text-align: center;
}

.contact-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--shadow);
}

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

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--body-bg);
  border: 1px solid var(--card-border);
  border-radius: 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: var(--card-bg);
  border: none;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* Footer */
footer {
  background: var(--section-bg-alt);
  padding: 3rem 0;
  border-top: 1px solid var(--card-border);
}

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

.copyright {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content,
  .features-grid,
  .steps-grid,
  .protocol-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-left h1,
  .hero-text h1 {
    font-size: 2.5rem;
  }

  /* Tablet responsive styles for new sections */
  .problem-grid,
  .tech-grid,
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .benefit-row {
    grid-template-columns: 1fr 1fr;
  }

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

  .problem-stats {
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 4rem 0;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

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

  /* New sections responsive styles */
  .problem-grid,
  .tech-grid,
  .impact-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .vision-principles {
    grid-template-columns: 1fr;
  }

  .stakeholder-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .stakeholder-benefits .benefit-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .benefit-row {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .benefit-item {
    padding-right: 0;
    text-align: center;
  }

  .animated-goals {
    grid-template-columns: 1fr;
  }

  .problem-stats {
    flex-direction: column;
    gap: 2rem;
  }

  .timeline-item {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .timeline-icon {
    align-self: center;
  }

  .hero-left h1,
  .hero-text h1 {
    font-size: 2.5rem;
  }

  .problem h2,
  .vision h2,
  .technology h2,
  .why-now h2,
  .future-vision h2,
  .get-involved h2,
  .achieve-goals h2,
  .contact-title {
    font-size: 2rem;
  }

  .problem-intro,
  .vision-intro,
  .technology-intro,
  .why-now-intro,
  .vision-statement,
  .get-involved-intro {
    font-size: 1.125rem;
  }

  .protocol-demo-header h2 {
    font-size: 2.5rem;
  }

    .protocol-stack-row-equal {
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
      margin-top: 3rem;
    }

    .protocol-stack-row-equal-2 {
      grid-template-columns: 2fr 1fr;
      gap: 2rem;
    }

    .protocol-stack-row-equal-3 {
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
      margin-top: 15px;
    }

    .protocol-features {
      padding: 4rem 0;
    }
  
    .protocol-visual-card {
      min-height: 267px;
      transform: scale(1.02);
    }
  
  .protocol-stack-card {
    padding: 2rem;
    min-height: 240px;
  }
  
  .stack-card-header {
    gap: 0.75rem;
    margin-bottom: 1.25rem;
  }
  
  .stack-icon {
    width: 36px;
    height: 36px;
    font-size: 0.875rem;
  }

  @media (max-width: 768px) {
    .protocol-demo-header h2 {
      font-size: 2rem;
    }

    .protocol-demo-header h3 {
      font-size: 1.25rem;
    }

    .protocol-stack-row-equal {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    .protocol-stack-row-equal-2 {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    .protocol-stack-row-equal-3 {
      grid-template-columns: 1fr;
      gap: 1.5rem;
      margin-top: 15px;
    }

    .protocol-stack-card {
      padding: 1.5rem;
    }
  }
}

.hero-diagram {
  width: 100%;
  height: 100%;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid var(--glass-border);
}

.hero-diagram svg {
  max-width: 100%;
  height: auto;
}

.model-node {
  transition: opacity 0.3s ease;
}

.model-node:hover {
  opacity: 1;
}

.protocol-hub {
  filter: drop-shadow(0 0 10px var(--secondary));
}

.output-node {
  filter: drop-shadow(0 0 15px var(--secondary));
}

@media (max-width: 1024px) {
  .hero-diagram {
    min-height: 500px;
  }
}

/* Checkbox styles */
.checkbox-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: background-color 0.3s ease;
  color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
  margin: 0;
  accent-color: var(--primary);
}

.checkbox-label:hover {
  background: var(--glass-light);
}

@media (max-width: 768px) {
  .checkbox-group {
    grid-template-columns: 1fr;
  }
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 2rem;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  padding: 1.25rem 1rem;
  background: var(--glass-light, #f8fafc);
  border: 1px solid var(--card-border);
  border-radius: 0.75rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.03);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.75rem 0.5rem;
  border-radius: 0.5rem;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  font-size: 1rem;
}

.checkbox-label input[type="checkbox"] {
  margin: 0;
  accent-color: var(--primary);
  width: 1.1em;
  height: 1.1em;
}

.checkbox-label:hover, .checkbox-label:focus-within {
  background: var(--glass);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

@media (max-width: 768px) {
  .checkbox-group {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1rem 0.5rem;
  }
}

.checkbox-group-wrapper {
  margin-top: 0.5rem;
  margin-bottom: 2rem;
  padding: 0.5rem 0 0.5rem 0;
  background: none;
}

/* About / Proven Foundation Section */
.about {
  padding: 6rem 0;
  background: var(--section-bg);
}

.about-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.about h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about p {
  font-size: 1.15rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}