/**
 * Seções Narrativas da Home Venostra (01 a 10)
 * Amplitude, Profundidade e Arquitetura Limpa
 */

/* ==========================================================================
   01. HERO SECTION (Amplo & Imersivo)
   ========================================================================== */
.section-hero {
  padding-top: calc(var(--nav-height) + 3.5rem);
  padding-bottom: 7rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.6rem, 5.2vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 1.75rem;
  max-width: 1180px;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 880px;
  line-height: 1.65;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

/* Hero Showcase Canvas & Visual Composition */
.hero-showcase {
  position: relative;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}

.hero-frame-main {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: 0.85rem;
  box-shadow: 0 35px 90px -15px rgba(0, 0, 0, 0.95), 0 0 60px -10px var(--veno-emerald-glow);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-slow);
}

.hero-frame-main:hover {
  transform: translateY(-3px);
}

.hero-frame-inner {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: #0d120f;
  aspect-ratio: 21 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-frame-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

/* Floating Tech Badges on Hero */
.hero-floating-card {
  position: absolute;
  background: var(--bg-glass-heavy);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 0.95rem 1.4rem;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 5;
  animation: floatCard 7s ease-in-out infinite;
}

.hero-card-left {
  bottom: -20px;
  left: 20px;
  animation-delay: 0s;
}

.hero-card-right {
  top: 20px;
  right: 20px;
  animation-delay: 3.5s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.floating-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--veno-emerald-surface);
  border: 1px solid var(--veno-emerald-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--veno-emerald-vibrant);
  font-size: 1.1rem;
}

.floating-text-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: #ffffff;
}

.floating-text-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ==========================================================================
   02. LIVE ECOSYSTEM STRIP (Ticker / Market Coverage)
   ========================================================================== */
.section-ecosystem-strip {
  padding: 3.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(11, 14, 12, 0.6);
}

.strip-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.75rem;
  align-items: center;
}

.strip-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.015);
  transition: all var(--transition-fast);
}

.strip-item:hover {
  background: var(--bg-surface-card);
  border-color: var(--border-subtle);
  transform: translateY(-2px);
}

.strip-item-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.strip-item-cat {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--veno-emerald-vibrant);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ==========================================================================
   03. INTERACTIVE PRODUCT SHOWCASE (Tabs & Depth)
   ========================================================================== */
.section-showcase {
  padding: 8rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 4rem;
}

.section-header.text-center {
  text-align: center;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.35rem;
}

.section-desc {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Ecosystem Tabs Navigation */
.showcase-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
  background: var(--bg-surface-card);
  padding: 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  width: max-content;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.showcase-tab-btn {
  padding: 0.7rem 1.45rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.showcase-tab-btn:hover {
  color: #ffffff;
}

.showcase-tab-btn.active {
  background: var(--veno-emerald-primary);
  color: #ffffff;
  box-shadow: 0 0 18px var(--veno-emerald-glow);
}

/* Showcase Panel */
.showcase-panel {
  display: none;
  grid-template-columns: 1fr 1.55fr;
  gap: 3.5rem;
  align-items: center;
  background: var(--bg-surface-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.showcase-panel.active {
  display: grid;
  animation: fadeInPanel 0.4s var(--ease-smooth);
}

@keyframes fadeInPanel {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.showcase-info {
  display: flex;
  flex-direction: column;
}

.showcase-category-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--veno-emerald-vibrant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.85rem;
}

.showcase-product-name {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 1.15rem;
  letter-spacing: -0.03em;
}

.showcase-product-summary {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 2.25rem;
}

.showcase-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.75rem;
}

.showcase-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.feature-check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--veno-emerald-surface);
  color: var(--veno-emerald-vibrant);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.showcase-media {
  background: #080b09;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.85);
  position: relative;
}

.showcase-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.showcase-media:hover img {
  transform: scale(1.015);
}

/* ==========================================================================
   04. ENGINEERING & INFRASTRUCTURE (Segura & Institucional)
   ========================================================================== */
.section-engineering {
  padding: 8rem 0;
  background: linear-gradient(180deg, var(--bg-deepest) 0%, #0d120f 50%, var(--bg-deepest) 100%);
  position: relative;
}

.engineering-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.eng-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.eng-card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 0 25px -5px var(--veno-emerald-glow);
}

.eng-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--veno-emerald-surface);
  border: 1px solid var(--veno-emerald-border);
  color: var(--veno-emerald-vibrant);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.eng-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.eng-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

.eng-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: auto;
}

.eng-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

/* ==========================================================================
   05. CASES & REAL SOLUTIONS
   ========================================================================== */
.section-cases {
  padding: 8rem 0;
}

.cases-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.case-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.5rem;
  align-items: center;
  transition: border-color var(--transition-base);
}

.case-card:hover {
  border-color: var(--border-active);
}

.case-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--veno-emerald-vibrant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
}

.case-title {
  font-size: 1.95rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.case-steps {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  margin-bottom: 2rem;
}

.case-step {
  display: flex;
  gap: 1.15rem;
}

.case-step-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  width: 95px;
  flex-shrink: 0;
}

.case-step-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.case-visual {
  background: #080b09;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.case-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   06. PARA QUEM CONSTRUÍMOS
   ========================================================================== */
.section-target {
  padding: 8rem 0;
  background: rgba(14, 19, 16, 0.4);
}

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

.target-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: all var(--transition-base);
}

.target-card:hover {
  border-color: var(--border-active);
  transform: translateY(-3px);
}

.target-number {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--veno-emerald-vibrant);
  margin-bottom: 1.15rem;
}

.target-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.target-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   07. METRICS
   ========================================================================== */
.section-metrics {
  padding: 6.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface-elevated);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.metric-card {
  text-align: center;
  padding: 1.75rem;
}

.metric-value {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 4.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 0.65rem;
}

.metric-value-unit {
  color: var(--veno-emerald-vibrant);
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.metric-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ==========================================================================
   08. REVISTA VENOSTRA (Artigos & Conteúdo Editorial - Leitura de 1 min)
   ========================================================================== */
.section-magazine {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface-elevated);
}

.magazine-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

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

.magazine-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
  cursor: pointer;
}

.magazine-card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 0 25px -5px var(--veno-emerald-glow);
}

.magazine-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.magazine-tag {
  color: var(--veno-emerald-vibrant);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.magazine-read-time {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.magazine-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
  line-height: 1.35;
  color: var(--text-highlight);
}

.magazine-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.magazine-link {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--veno-emerald-vibrant);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition-fast);
}

.magazine-card:hover .magazine-link {
  gap: 0.65rem;
  color: #ffffff;
}

/* Modal de Leitura do Artigo (Leitura Rápida e Focada) */
.article-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  z-index: 250;
  opacity: 0;
  visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  transition: all var(--transition-base);
}

.article-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.article-modal-content {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  max-width: 820px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 3.5rem 3rem;
  position: relative;
  box-shadow: var(--shadow-lg), 0 0 60px -10px var(--veno-emerald-glow);
  transform: translateY(20px);
  transition: transform var(--transition-base);
}

.article-modal-overlay.open .article-modal-content {
  transform: translateY(0);
}

.article-modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  color: #ffffff;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.article-modal-close:hover {
  background: var(--veno-emerald-primary);
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #d1d5db;
}

.article-body h3 {
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: 1.35rem;
  color: #ffffff;
}

.article-body p {
  margin-bottom: 1.25rem;
}

.article-body ul {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  list-style: disc;
}

.article-body li {
  margin-bottom: 0.5rem;
}

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

@media (max-width: 768px) {
  .magazine-grid {
    grid-template-columns: 1fr;
  }
  .article-modal-content {
    padding: 2.25rem 1.75rem;
  }
}

/* ==========================================================================
   09. CALL TO ACTION
   ========================================================================== */
.section-cta {
  padding: 9rem 0;
  position: relative;
}

.cta-box {
  background: radial-gradient(circle at 50% 0%, rgba(18, 144, 95, 0.2) 0%, var(--bg-surface-card) 75%);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  padding: 5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow-large);
}

.cta-title {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.35rem;
}

.cta-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2.75rem auto;
  line-height: 1.65;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   10. COMPREHENSIVE FOOTER
   ========================================================================== */
.site-footer {
  background: var(--bg-deepest);
  border-top: 1px solid var(--border-subtle);
  padding: 6rem 0 3.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 3.5rem;
  margin-bottom: 4.5rem;
}

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

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 360px;
  margin-bottom: 1.75rem;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.88rem;
}

.footer-contact-link {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-contact-link:hover {
  color: var(--veno-emerald-vibrant);
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-highlight);
  margin-bottom: 1.4rem;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-nav-link {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 2.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}
/* ==========================================================================
   09. FAQ — PERGUNTAS FREQUENTES (SEO & GEO AEO)
   ========================================================================== */
.section-faq {
  padding: 7rem 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.faq-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

.faq-grid {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--border-active);
}

.faq-item.active {
  border-color: var(--veno-emerald-vibrant);
  background: rgba(18, 144, 95, 0.04);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 1.75rem;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
}

.faq-question .faq-icon {
  font-size: 1.25rem;
  color: var(--veno-emerald-vibrant);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease;
  padding: 0 1.75rem;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 400px;
  padding: 0 1.75rem 1.5rem;
}


@media (max-width: 1200px) {
  .engineering-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .target-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

@media (max-width: 900px) {
  .showcase-panel {
    grid-template-columns: 1fr;
    padding: 2.25rem;
    gap: 2.25rem;
  }

  .case-card {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    padding: 2.25rem;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-floating-card {
    display: none;
  }

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

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

  .footer-top {
    grid-template-columns: 1fr;
  }
}