/* ==========================================================================
   VoiceReach AI — Sections (3–18)
   ========================================================================== */

/* ── Section 3: Value Proposition ── */
.value-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1024px) {
  .value-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .value-cards { grid-template-columns: 1fr; }
}

/* ── Section 4: How It Works ── */
.workflow-steps {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.workflow-step {
  display: flex;
  gap: var(--space-xl);
  position: relative;
  padding-bottom: var(--space-2xl);
}

.workflow-step:last-child {
  padding-bottom: 0;
}

.step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.step-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
  margin-top: var(--space-sm);
  position: relative;
  overflow: hidden;
}

.step-line::after {
  content: '';
  position: absolute;
  top: -20px;
  left: -3px;
  width: 8px;
  height: 20px;
  background: var(--color-accent);
  border-radius: 4px;
  opacity: 0.6;
  animation: flowDown 2.5s ease-in-out infinite;
}

.workflow-step:last-child .step-line {
  display: none;
}

.step-content {
  padding-top: 0.65rem;
}

.step-label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-xs);
}

.step-content h3 {
  margin-bottom: var(--space-sm);
}

.step-content p {
  color: var(--color-gray-500);
  font-size: var(--text-base);
}

/* Workflow Summary Bar */
.workflow-summary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 169, 143, 0.15);
  flex-wrap: wrap;
}

.workflow-summary-item {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
}

.workflow-summary-arrow {
  color: var(--color-primary);
  font-size: var(--text-lg);
}

@media (max-width: 640px) {
  .workflow-step {
    gap: var(--space-md);
  }
}

/* ── Section 5: Product Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ── Section 6: Agent Builder ── */
.agent-builder-mockup {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.agent-form {
  padding: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: var(--text-sm);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  color: var(--color-navy);
}

.form-textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: var(--text-sm);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  color: var(--color-charcoal);
  min-height: 60px;
  resize: none;
  line-height: 1.5;
}

.form-select {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: var(--text-sm);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  color: var(--color-navy);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7C8A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

.agent-content .chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-xl);
}

/* ── Section 7: Live AI Conversation ── */
.conversation-section {
  background: var(--color-navy);
  overflow: hidden;
}

.conversation-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-3xl);
  align-items: start;
}

.waveform-container {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.waveform-canvas {
  width: 100%;
  max-width: 500px;
  height: 80px;
  margin: 0 auto;
}

.convo-messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.convo-msg {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.convo-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
}

.convo-avatar.ai {
  background: var(--color-primary);
  color: var(--color-white);
}

.convo-avatar.prospect {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
}

.convo-bubble {
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  max-width: 85%;
}

.convo-bubble.ai {
  background: rgba(0, 169, 143, 0.15);
  color: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 169, 143, 0.2);
}

.convo-bubble.prospect {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.convo-sender {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 4px;
  color: rgba(255, 255, 255, 0.6);
}

.convo-bubble.ai .convo-sender {
  color: var(--color-accent);
}

/* Intelligence Cards */
.intel-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.intel-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.intel-card-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.45);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

.intel-card-value {
  font-size: var(--text-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.intel-card-value.teal {
  color: var(--color-accent);
}

.intel-card-value.positive {
  color: var(--color-success);
}

.intel-score-bar {
  margin-top: var(--space-sm);
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.intel-score-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 2px;
  transition: width 1.5s ease;
}

.transfer-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
  font-size: var(--text-sm);
}

@media (max-width: 1024px) {
  .conversation-layout {
    grid-template-columns: 1fr;
  }
}

/* ── Section 8: Campaign Management ── */
.campaign-mockup {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.campaign-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-gray-200);
}

.campaign-info h3 {
  margin-bottom: 4px;
}

.campaign-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

.campaign-body {
  padding: var(--space-xl);
}

.campaign-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.campaign-stat-item {
  text-align: center;
}

.campaign-stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-navy);
}

.campaign-stat-value.teal {
  color: var(--color-primary);
}

.campaign-stat-label {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  font-weight: var(--font-weight-medium);
  margin-top: 2px;
}

.campaign-progress {
  margin-bottom: var(--space-xl);
}

.campaign-progress-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.campaign-progress-label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
}

.campaign-progress-pct {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.campaign-progress-bar {
  height: 8px;
  background: var(--color-gray-100);
  border-radius: 4px;
  overflow: hidden;
}

.campaign-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 4px;
  transition: width 1.5s ease;
}

.campaign-funnel {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.campaign-funnel-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.campaign-funnel-label {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  width: 120px;
  flex-shrink: 0;
  font-weight: var(--font-weight-medium);
}

.campaign-funnel-bar {
  flex: 1;
  height: 24px;
  background: var(--color-gray-100);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.campaign-funnel-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 8px;
  min-width: fit-content;
}

.campaign-funnel-value {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.campaign-copy {
  max-width: 650px;
  margin: var(--space-2xl) auto 0;
  text-align: center;
}

.campaign-copy p {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
}

@media (max-width: 768px) {
  .campaign-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .campaign-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Section 9: Sales Workflow Automation ── */
.workflow-builder {
  max-width: 700px;
  margin: 0 auto;
}

.wf-node {
  background: var(--bg-card);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  position: relative;
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  font-size: var(--text-sm);
  box-shadow: var(--shadow-sm);
  max-width: 280px;
  margin: 0 auto;
  transition: all var(--transition-default);
}

.wf-node:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

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

.wf-node.success {
  background: rgba(16, 185, 129, 0.08);
  border-color: var(--color-success);
  color: var(--color-success);
}

.wf-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-sm) 0;
  color: var(--color-gray-300);
  font-size: var(--text-lg);
}

.wf-branch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  position: relative;
  margin: var(--space-sm) 0;
}

.wf-branch-side {
  text-align: center;
}

.wf-branch-label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.wf-branch-label.yes {
  color: var(--color-success);
}

.wf-branch-label.no {
  color: var(--color-gray-400);
}

.wf-decision {
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  max-width: 280px;
  margin: 0 auto;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  font-size: var(--text-sm);
  transform: rotate(0deg);
  position: relative;
}

@media (max-width: 640px) {
  .wf-branch {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* ── Section 10: Human Transfer ── */
.transfer-flow {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.transfer-node {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
  width: 100%;
  max-width: 360px;
}

.transfer-node-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

.transfer-node.highlight {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.transfer-node.highlight .transfer-node-icon {
  background: var(--color-primary);
  color: var(--color-white);
}

.transfer-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-xs) 0;
  color: var(--color-gray-300);
}

.transfer-copy {
  max-width: 600px;
  margin: var(--space-2xl) auto 0;
  text-align: center;
}

.transfer-copy p {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  margin-bottom: var(--space-md);
}

.transfer-highlight {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

/* ── Section 11: Analytics ── */
.analytics-kpis {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.analytics-charts {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: var(--space-xl);
}

.analytics-chart-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  padding: var(--space-xl);
}

.chart-title {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
}

.chart-bar-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chart-bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.chart-bar-label {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  width: 110px;
  flex-shrink: 0;
  font-weight: var(--font-weight-medium);
}

.chart-bar-track {
  flex: 1;
  height: 20px;
  background: var(--color-gray-100);
  border-radius: 4px;
  overflow: hidden;
}

.chart-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1.5s ease;
}

.chart-bar-fill.navy { background: var(--color-navy); }
.chart-bar-fill.teal { background: var(--color-primary); }
.chart-bar-fill.accent { background: var(--color-accent); }
.chart-bar-fill.gray { background: var(--color-gray-300); }

.metrics-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.metric-name {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  font-weight: var(--font-weight-medium);
}

.metric-value {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-navy);
}

@media (max-width: 1024px) {
  .analytics-kpis { grid-template-columns: repeat(3, 1fr); }
  .analytics-charts { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .analytics-kpis { grid-template-columns: repeat(2, 1fr); }
}

/* ── Section 12: Use Cases ── */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1024px) {
  .usecases-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .usecases-grid { grid-template-columns: 1fr; }
}

/* ── Section 13: Integrations ── */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.integration-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-default);
}

.integration-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.integration-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--color-gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.integration-card h4 {
  font-size: var(--text-sm);
  text-align: center;
}

.integrations-api {
  text-align: center;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 169, 143, 0.12);
}

.integrations-api p {
  font-size: var(--text-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-navy);
}

@media (max-width: 1024px) {
  .integrations-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .integrations-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Section 14: Technology ── */
.tech-flow {
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

.tech-node {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  max-width: 380px;
  margin: 0 auto;
  box-shadow: var(--shadow-xs);
}

.tech-node-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.tech-node h4 {
  font-size: var(--text-sm);
}

.tech-connector {
  text-align: center;
  padding: var(--space-xs) 0;
  color: var(--color-gray-300);
}

.tech-capabilities {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.tech-cap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
}

.tech-cap-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

@media (max-width: 1024px) {
  .tech-capabilities { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .tech-capabilities { grid-template-columns: 1fr; }
}

/* ── Section 15: VoLM Roadmap ── */
.roadmap-pipeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.roadmap-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.roadmap-stage-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-primary-light);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.roadmap-stage-label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
}

.roadmap-arrow {
  color: var(--color-primary);
  font-size: var(--text-xl);
  margin-top: -1.5rem;
}

.volm-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1.25rem;
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 169, 143, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-xl);
}

.roadmap-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.roadmap-benefit {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
}

@media (max-width: 768px) {
  .roadmap-benefits { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .roadmap-benefits { grid-template-columns: 1fr; }
}

/* ── Section 16: Security ── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.security-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-default);
}

.security-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-gray-300);
  transform: translateY(-2px);
}

.security-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.security-card h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--text-md);
}

@media (max-width: 1024px) {
  .security-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .security-grid { grid-template-columns: 1fr; }
}

/* ── Section 17: Final CTA ── */
.final-cta {
  background: var(--color-navy);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-canvas {
  position: absolute;
  inset: 0;
  opacity: 0.15;
}

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

.final-cta h2 {
  color: var(--color-white);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  max-width: 700px;
  margin: 0 auto var(--space-lg);
}

.final-cta p {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.final-tagline {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
}

/* ── Section 18: Footer ── */
.footer {
  background: var(--color-gray-50);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid var(--color-gray-200);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr repeat(4, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  max-width: 260px;
}

.footer-brand .nav-logo-text {
  margin-bottom: var(--space-md);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: var(--leading-normal);
}

.footer-column h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-column ul li {
  margin-bottom: var(--space-sm);
}

.footer-column ul li a {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
}

.footer-column ul li a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-gray-200);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}