/* ==========================================================================
   VW Presença Digital — Componentes de Interface & Hero
   css/components.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Botões & Controles Interativos
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.85rem 1.6rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: all var(--dur-fast) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.98);
}

/* Botão Primário (Acento Ciano VW com Brilho Difuso) */
.btn--primary {
  background-color: var(--accent);
  color: var(--text-inverse);
  border-color: var(--accent);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn--primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 6px 28px var(--accent-glow);
  transform: translateY(-2px);
  color: var(--text-inverse);
}

/* Botão Secundário (Carbono com Borda Fina) */
.btn--secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn--secondary:hover {
  background-color: var(--bg-elevated);
  border-color: var(--border-focus);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* Tamanho Grande (CTAs do Hero e Conversão) */
.btn--lg {
  padding: 1.1rem 2.2rem;
  font-size: var(--text-base);
  letter-spacing: -0.01em;
}

/* Ícone de Seta Indicadora */
.btn-arrow {
  display: inline-block;
  width: 16px;
  height: 16px;
  transition: transform var(--dur-fast) ease;
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   2. Badges & Pílulas de Contexto
   -------------------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}

/* --------------------------------------------------------------------------
   3. Seção do Hero (Primeira Dobra da Home)
   -------------------------------------------------------------------------- */

.hero-section {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--space-4xl) + 2rem);
  padding-bottom: var(--space-3xl);
  overflow: hidden;
  background-color: var(--bg-base);
}

/* Fundo Atmosférico de Estúdio */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

/* Glow Radial Suave no Topo/Direita */
.hero-glow {
  position: absolute;
  top: -15%;
  right: -10%;
  width: 75vw;
  height: 75vw;
  max-width: 950px;
  max-height: 950px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, rgba(6, 8, 11, 0) 70%);
  filter: blur(60px);
}

/* Imagem de Fundo do Hero com Gradiente de Fusão */
.hero-media-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.35;
  mask-image: radial-gradient(circle at 75% 45%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 75% 45%, black 20%, transparent 75%);
}

@media (min-width: 1024px) {
  .hero-media-wrapper {
    width: 62%;
    opacity: 0.45;
    mask-image: linear-gradient(to right, transparent 0%, black 45%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 45%);
  }
}

.hero-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

/* Conteúdo Textual do Hero */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-top: var(--space-md);
  margin-bottom: var(--space-lg);
  text-wrap: balance;
}

.hero-title-accent {
  color: var(--accent);
  position: relative;
  display: inline;
}

.hero-lead {
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--text-secondary);
  max-width: 58ch;
  margin-bottom: var(--space-xl);
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

/* Micro-Prova e Diferenciais de Honestidade */
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   4. Estrutura Geral de Seções
   -------------------------------------------------------------------------- */

.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
  }
}

.section-header {
  max-width: 720px;
  margin-bottom: var(--space-2xl);
}

.section-header--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: var(--text-3xl);
  line-height: 1.12;
  margin-top: var(--space-xs);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   5. Seção O Problema (O Gargalo da Conversão) — Precision Blueprint Cards
   -------------------------------------------------------------------------- */

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 900px) {
  .problem-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.problem-card {
  position: relative;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  overflow: hidden;
  transition: border-color var(--dur-base) var(--ease-out-expo),
              box-shadow var(--dur-base) var(--ease-out-expo),
              background-color var(--dur-base) var(--ease-out-expo);
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--dur-base) var(--ease-out-expo);
}

.problem-card:hover {
  border-color: rgba(238, 240, 244, 0.28);
  background-color: var(--bg-card);
  box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.7);
}

.problem-card:hover::before {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-ice) 100%);
}

.problem-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}

.problem-card-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.problem-card-status {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-ice);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.problem-card-status::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent-ice);
  box-shadow: 0 0 6px var(--accent-ice);
}

.problem-metric-highlight {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin-top: var(--space-2xs);
}

.problem-metric-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.problem-metric-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.problem-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin: 0;
}

.problem-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
  flex-grow: 1;
}

.problem-card-footer {
  margin-top: auto;
  padding-top: var(--space-sm);
  border-top: 1px dashed var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.problem-impact-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.problem-impact-val {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   6. Seção Bento Grid de Soluções
   -------------------------------------------------------------------------- */

.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 1024px) {
  .bento-grid {
    grid-template-columns: 1.4fr 1fr;
    grid-template-rows: auto auto;
  }

  .bento-card--featured {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
}

.bento-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-lg);
  position: relative;
  overflow: hidden;
  transition: border-color var(--dur-fast) ease, transform var(--dur-base) var(--ease-out-expo), box-shadow var(--dur-fast) ease;
}

/* Efeito Spotlight e Tilt Acessível */
[data-card*="spotlight"] {
  transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
}

[data-card*="spotlight"]::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    450px circle at var(--mx, 50%) var(--my, 50%),
    rgba(56, 189, 248, 0.12),
    transparent 65%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out-expo);
  z-index: 1;
}

[data-card*="spotlight"]:is(:hover, :focus-within)::before {
  opacity: 1;
}

.bento-card:hover {
  border-color: var(--border-focus);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
}

.bento-card-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  position: relative;
  z-index: 2;
}

/* Micro-Chips de Segunda Leitura (Telemetria Real) */
.telemetry-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.3rem 0.65rem;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
  width: fit-content;
}

.telemetry-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--status-success);
  box-shadow: 0 0 8px var(--status-success);
}

.bento-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.bento-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.bento-card--featured .bento-title {
  font-size: var(--text-2xl);
}

.bento-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.bento-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}

.bento-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.bento-link:hover {
  color: var(--accent-hover);
}

/* --------------------------------------------------------------------------
   7. Seção Processo em 4 Etapas
   -------------------------------------------------------------------------- */

.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  counter-reset: process-counter;
}

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

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  position: relative;
}

.process-number {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: rgba(255, 255, 255, 0.15);
  line-height: 1;
}

.process-step-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
}

.process-step-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   8. Banner do Raio-X da Presença Digital
   -------------------------------------------------------------------------- */

.raiox-banner {
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-lg);
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 48px -8px rgba(0, 0, 0, 0.8);
}

@media (min-width: 768px) {
  .raiox-banner {
    padding: var(--space-3xl) var(--space-2xl);
  }
}

.raiox-banner-glow {
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.raiox-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  position: relative;
  z-index: 2;
}

@media (min-width: 1024px) {
  .raiox-grid {
    grid-template-columns: 1.3fr 1fr;
    align-items: center;
  }
}

.raiox-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.raiox-check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: var(--text-sm);
  color: var(--text-primary);
  line-height: 1.5;
}

.raiox-check-icon {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   9. Seção de Nichos e Mercados
   -------------------------------------------------------------------------- */

.niche-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

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

@media (min-width: 1024px) {
  .niche-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.niche-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: transform var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.niche-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-focus);
}

.niche-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.niche-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
}

.niche-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   10. Acordeão de FAQ Acessível (<details>)
   -------------------------------------------------------------------------- */

.faq-list {
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.faq-item[open] {
  border-color: var(--border-medium);
}

.faq-summary {
  padding: var(--space-lg);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--dur-base) var(--ease-out-expo), color var(--dur-fast) ease;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.faq-content {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   11. Seção CTA Final de Fechamento
   -------------------------------------------------------------------------- */

.cta-final-box {
  background: radial-gradient(circle at center, var(--bg-elevated) 0%, var(--bg-surface) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .cta-final-box {
    padding: var(--space-4xl) var(--space-2xl);
  }
}

.cta-final-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.cta-final-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.cta-final-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.15;
}

.cta-final-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.cta-final-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* --------------------------------------------------------------------------
   12. Cursor Customizado (Apenas em telas com pointer: fine)
   -------------------------------------------------------------------------- */

@media (hover: hover) and (pointer: fine) {
  .custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 14px;
    height: 14px;
    margin-top: -7px;
    margin-left: -7px;
    border-radius: 50%;
    background-color: var(--accent);
    box-shadow: 0 0 14px var(--accent-glow);
    pointer-events: none;
    z-index: 99999;
    will-change: transform;
    opacity: 0;
    transition: width var(--dur-fast) var(--ease-out-expo),
                height var(--dur-fast) var(--ease-out-expo),
                margin var(--dur-fast) var(--ease-out-expo),
                background-color var(--dur-fast) ease,
                border var(--dur-fast) ease,
                box-shadow var(--dur-fast) ease,
                opacity var(--dur-fast) ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .custom-cursor-label {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-inverse);
    opacity: 0;
    transition: opacity var(--dur-fast) ease;
    user-select: none;
    white-space: nowrap;
  }

  /* Estado Hover em Links */
  .custom-cursor--hover {
    width: 38px;
    height: 38px;
    margin-top: -19px;
    margin-left: -19px;
    background-color: rgba(56, 189, 248, 0.12);
    border: 1px solid var(--accent);
    box-shadow: 0 0 24px var(--accent-glow);
  }

  /* Estado Project (Ver Case) */
  .custom-cursor--project {
    width: 68px;
    height: 68px;
    margin-top: -34px;
    margin-left: -34px;
    background-color: var(--accent);
    border: none;
    box-shadow: 0 8px 30px var(--accent-glow);
  }

  .custom-cursor--project .custom-cursor-label {
    opacity: 1;
  }

  /* Estado Drag */
  .custom-cursor--drag {
    width: 72px;
    height: 72px;
    margin-top: -36px;
    margin-left: -36px;
    background-color: var(--bg-elevated);
    border: 1px solid var(--accent);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.8);
  }

  .custom-cursor--drag .custom-cursor-label {
    opacity: 1;
    color: var(--accent);
  }

  /* Oculto sobre campos nativos de digitação */
  .custom-cursor--hidden {
    opacity: 0 !important;
  }
}

@media (hover: none), (pointer: coarse), (prefers-reduced-motion: reduce) {
  .custom-cursor {
    display: none !important;
  }
}

/* --------------------------------------------------------------------------
   13. Portfólio Horizontal Pinado & Cards de Cases
   -------------------------------------------------------------------------- */

.portfolio-section {
  position: relative;
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--bg-base);
  overflow: hidden;
}

.portfolio-header-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

@media (min-width: 768px) {
  .portfolio-header-row {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.portfolio-track-wrapper {
  width: 100%;
}

@media (max-width: 1023px) {
  .portfolio-track-wrapper {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-lg);
    scrollbar-width: thin;
    scrollbar-color: var(--border-medium) transparent;
  }

  .portfolio-track {
    display: flex;
    gap: var(--space-lg);
    width: max-content;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
  }

  .portfolio-card {
    scroll-snap-align: start;
    width: clamp(290px, 80vw, 420px);
    flex-shrink: 0;
  }
}

@media (min-width: 1024px) {
  .portfolio-section--pinned {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0;
  }

  .portfolio-track {
    display: flex;
    gap: var(--space-2xl);
    width: max-content;
    padding-left: var(--container-padding);
    padding-right: var(--space-4xl);
    will-change: transform;
  }

  .portfolio-card {
    width: clamp(380px, 34vw, 520px);
    flex-shrink: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-section--pinned {
    height: auto !important;
  }

  .portfolio-track {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: var(--space-xl) !important;
    width: 100% !important;
    transform: none !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .portfolio-card {
    width: 100% !important;
  }
}

.portfolio-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: transform var(--dur-fast) ease, border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}

.portfolio-card:hover {
  border-color: var(--border-focus);
  box-shadow: 0 16px 40px -4px rgba(0, 0, 0, 0.7);
  transform: translateY(-4px);
}

.portfolio-media {
  position: relative;
  aspect-ratio: 16 / 10;
  background-color: var(--bg-elevated);
  overflow: hidden;
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-base) var(--ease-out-expo);
}

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

.portfolio-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background-color: rgba(6, 8, 11, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.3rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  z-index: 2;
}

.portfolio-badge-dot--live {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--status-success);
  box-shadow: 0 0 8px var(--status-success);
}

.portfolio-badge-dot--concept {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--status-warning);
}

.portfolio-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex-grow: 1;
}

.portfolio-meta {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.portfolio-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.portfolio-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 2px;
}

.portfolio-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-subtle);
}

.portfolio-pill {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  padding: 2px 8px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-muted);
}

/* ==========================================================================
   FORMULÁRIOS SEGUROS E RESPONSIVOS (RAIO-X E CONTATO)
   ========================================================================== */

.form-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

@media (max-width: 600px) {
  .form-card {
    padding: var(--space-lg) var(--space-md);
  }
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
  .form-group--full {
    grid-column: span 2;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  position: relative;
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-label .required-mark {
  color: var(--accent-teal);
  font-weight: bold;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  color: var(--text-primary);
  min-height: 48px;
  box-sizing: border-box;
  transition: all var(--transition-fast);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
  line-height: 1.6;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' 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 1rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-elevated);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  font-size: 0.75rem;
  color: #f87171;
  display: none;
  line-height: 1.3;
}

.form-error.is-visible {
  display: block;
}

/* Honeypot Anti-Spam invisível para humanos */
.form-honeypot {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

@media (min-width: 600px) {
  .form-actions {
    flex-direction: row;
    align-items: center;
  }
}

.form-status-alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  line-height: 1.5;
  display: none;
  margin-top: var(--space-md);
}

.form-status-alert.is-visible {
  display: block;
}

.form-status-alert--error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.form-status-alert--success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #6ee7b7;
}

/* Estado de Sucesso / Mensagem Enviada */
.form-success-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.form-success-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xs);
}

.form-success-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
}

.form-success-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.6;
}

.form-trust-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

/* ==========================================================================
   ELEMENTOS DE IDENTIDADE & DESIGN ORIGINAL VW
   ========================================================================== */

/* --------------------------------------------------------------------------
   HERO COM VÍDEO TECNOLÓGICO ORIGINAL VW
   -------------------------------------------------------------------------- */
.hero-video-section {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background-color: var(--bg-base);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
  padding-top: calc(var(--space-4xl) + 2rem);
}

.hero-video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% center;
  filter: brightness(0.78) contrast(1.14) saturate(0.92);
  z-index: 1;
}

@media (min-width: 640px) {
  .hero-video-bg {
    object-position: center;
  }
}

.hero-video-veil {
  position: absolute;
  inset: 0;
  background-color: var(--bg-base);
  opacity: 0.48;
  z-index: 2;
}

.hero-video-bottom-gradient {
  position: absolute;
  inset-x: 0;
  bottom: 0;
  height: 65vh;
  background: linear-gradient(to top, #06080b 6%, rgba(6, 8, 11, 0.86) 34%, rgba(6, 8, 11, 0.35) 70%, rgba(6, 8, 11, 0));
  z-index: 3;
}

.hero-video-content {
  position: relative;
  z-index: 10;
}

.hero-tag-original {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.hero-tag-line {
  display: inline-block;
  height: 1px;
  width: 40px;
  background-color: var(--accent-ice);
  opacity: 0.8;
}

.hero-title-original {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6.8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
}

.hero-title-light {
  font-weight: 250;
  display: block;
}

.hero-title-bold {
  font-weight: 550;
  display: block;
}

.hero-grid-split {
  display: grid;
  grid-template-columns: 1fr;
  align-items: end;
  gap: var(--space-xl);
}

@media (min-width: 1024px) {
  .hero-grid-split {
    grid-template-columns: 1.8fr 1fr;
  }
}

.hero-desc-right {
  max-width: 42ch;
  font-size: 0.96875rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.hero-actions-original {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

@media (min-width: 640px) {
  .hero-actions-original {
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
  }
}

.action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  height: 48px;
  padding: 0 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.84375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border-radius: 0;
  user-select: none;
}

.action-link--solid {
  background-color: var(--text-primary);
  color: var(--bg-base);
  border: 1px solid var(--text-primary);
}

.action-link--solid:hover {
  background-color: #ffffff;
  color: #000000;
  box-shadow: 0 4px 20px rgba(238, 240, 244, 0.25);
}

.action-link--ghost {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(238, 240, 244, 0.2);
}

.action-link--ghost:hover {
  border-color: rgba(238, 240, 244, 0.5);
  background-color: rgba(238, 240, 244, 0.06);
  color: #ffffff;
}

.action-link-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.action-link:hover .action-link-icon {
  transform: translate(3px, -3px);
}


/* --------------------------------------------------------------------------
   SEÇÃO DO MANIFESTO (DESIGN ORIGINAL VW)
   -------------------------------------------------------------------------- */
.manifesto-section {
  position: relative;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: clamp(5rem, 10vw, 10rem) 0;
}

.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4.8vw, 4.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  max-width: 24ch;
}

.manifesto-word {
  display: inline-block;
  opacity: 0.16;
  transition: opacity 0.2s ease;
}

.manifesto-word.is-highlight {
  font-weight: 600;
  color: #ffffff;
}

.manifesto-word.is-active {
  opacity: 1;
}

/* --------------------------------------------------------------------------
   ACORDEÃO HORIZONTAL DE SOLUÇÕES (DESIGN ORIGINAL VW)
   -------------------------------------------------------------------------- */
.solutions-accordion {
  display: none;
  width: 100%;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  margin-top: var(--space-2xl);
}

@media (min-width: 1024px) {
  .solutions-accordion {
    display: flex;
    height: 74vh;
    min-height: 520px;
  }
}

.solution-panel {
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--border-subtle);
  text-align: left;
  flex-grow: 1;
  flex-basis: 0;
  transition: flex-grow 850ms cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  background: var(--bg-surface);
}

.solution-panel:last-child {
  border-right: none;
}

.solution-panel.is-active,
.solution-panel:hover,
.solution-panel:focus-within {
  flex-grow: 4.2;
}

.solution-panel-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1200ms cubic-bezier(0.16, 1, 0.3, 1), filter 1200ms ease;
  filter: brightness(0.65) saturate(0.75);
  transform: scale(1.12);
  z-index: 1;
}

.solution-panel.is-active .solution-panel-img,
.solution-panel:hover .solution-panel-img {
  filter: brightness(1.04) contrast(1.02) saturate(1);
  transform: scale(1.02);
}

.solution-panel-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 8, 11, 0.98) 0%, rgba(6, 8, 11, 0.88) 38%, rgba(6, 8, 11, 0.35) 70%, rgba(6, 8, 11, 0.2) 100%);
  z-index: 2;
  transition: opacity 0.6s ease;
}

.solution-panel-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  padding: var(--space-xl);
}

.solution-panel-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.solution-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--text-secondary);
}

.solution-icon-indicator {
  color: var(--accent-ice);
  transition: transform 0.4s ease;
}

.solution-panel:hover .solution-icon-indicator {
  transform: scale(1.15);
}

.solution-panel-bottom {
  display: flex;
  flex-direction: column;
}

.solution-panel-callout {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-ice);
  margin-bottom: var(--space-xs);
}

.solution-panel-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.2vw, 2.4rem);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.solution-panel-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 44ch;
  margin-bottom: var(--space-md);
  display: none;
}

.solution-panel.is-active .solution-panel-desc,
.solution-panel:hover .solution-panel-desc {
  display: block;
}

.solution-bullets {
  display: none;
  flex-direction: column;
  gap: var(--space-xs);
  list-style: none;
}

.solution-panel.is-active .solution-bullets,
.solution-panel:hover .solution-bullets {
  display: flex;
}

.solution-bullet-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.solution-bullet-line {
  display: inline-block;
  width: 14px;
  height: 1px;
  background-color: var(--accent-ice);
  flex-shrink: 0;
}

/* Versão Mobile das Soluções */
.solutions-mobile-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

@media (min-width: 1024px) {
  .solutions-mobile-stack {
    display: none;
  }
}

.solution-mobile-card {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-lg);
}

.solution-mobile-img-box {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  margin-bottom: var(--space-md);
  border: 1px solid var(--border-subtle);
}

.solution-mobile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.95);
}

/* --------------------------------------------------------------------------
   WHATSAPP FLUTUANTE (FAB)
   -------------------------------------------------------------------------- */
.whatsapp-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 0;
  height: 54px;
  padding: 0 1rem;
  background: var(--text-primary);
  color: var(--bg-base);
  border: 1px solid rgba(6, 8, 11, 0.1);
  box-shadow: 0 14px 40px rgba(3, 5, 8, 0.55);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.35s var(--ease-out-expo);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.whatsapp-fab.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.whatsapp-fab:hover {
  background: #ffffff;
  color: #000000;
  box-shadow: 0 16px 48px rgba(3, 5, 8, 0.7);
}

.whatsapp-fab-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.whatsapp-fab-text {
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0;
  transition: all 0.4s var(--ease-out-expo);
}

@media (min-width: 640px) {
  .whatsapp-fab:hover .whatsapp-fab-text,
  .whatsapp-fab:focus-visible .whatsapp-fab-text {
    max-width: 180px;
    opacity: 1;
    margin-left: 0.6rem;
  }
}

/* --------------------------------------------------------------------------
   14. Estúdio Interativo de Cases (Iframe Desktop/Tablet/Mobile + Filtros)
   -------------------------------------------------------------------------- */

.portfolio-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.portfolio-filter-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.6rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.25s ease;
}

.portfolio-filter-btn:hover,
.portfolio-filter-btn.is-active {
  border-color: var(--accent);
  background: rgba(22, 104, 174, 0.16);
  color: var(--text-primary);
}

.portfolio-card-cta {
  margin-top: var(--space-sm);
  padding-top: var(--space-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ice, #7dd3fc);
}

.case-studio {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  margin-bottom: var(--space-3xl);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.65);
  overflow: hidden;
}

.case-studio-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding: 0.85rem 1.25rem;
  background: #040609;
  border-bottom: 1px solid var(--border-subtle);
}

.case-studio-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.case-studio-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.case-studio-dot:nth-child(1) { background: #ef4444; }
.case-studio-dot:nth-child(2) { background: #f59e0b; }
.case-studio-dot:nth-child(3) { background: #10b981; }

.case-studio-url {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.case-studio-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.case-viewport-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.case-viewport-btn:hover,
.case-viewport-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.case-studio-stage {
  background: #030508;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: stretch;
  transition: padding 0.35s ease;
}

.case-studio-viewport {
  width: 100%;
  height: 680px;
  background: #07090d;
  transition: width 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              height 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              border 0.3s ease;
  overflow: hidden;
}

.case-studio-viewport[data-active-viewport="tablet"] {
  width: 768px;
  max-width: 100%;
  height: 680px;
  margin: 1.5rem auto;
  border: 1px solid var(--border-medium);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.case-studio-viewport[data-active-viewport="mobile"] {
  width: 390px;
  max-width: 100%;
  height: 720px;
  margin: 1.5rem auto;
  border: 1px solid var(--border-medium);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.case-studio-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #07090d;
}

.case-compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin: var(--space-xl) 0 var(--space-2xl);
}

@media (min-width: 768px) {
  .case-compare-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.case-compare-col {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: var(--space-xl);
}

.case-compare-col--after {
  border-color: var(--border-focus);
  background: linear-gradient(180deg, rgba(22, 104, 174, 0.09) 0%, var(--bg-surface) 100%);
}