/* ===================================================================
   VH Vendas — Design System (Light)
   =================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Palette — warm light theme, orange → coral/rose */
  --brand-light: #FDBA74;
  --brand-mid: #F97316;
  --brand-2: #FB7185;
  --brand-deep: #E11D48;

  --bg-base: #fdfbf9;
  --bg-surface-1: #ffffff;
  --bg-surface-2: #f7f2ee;
  --bg-surface-3: #ece4dd;
  --bg-ink: #17151c;

  --text-primary: #17151c;
  --text-muted: #5f5b69;
  --text-dim: #948f9d;
  --text-on-brand: #ffffff;

  --border-subtle: rgba(23, 21, 28, 0.09);
  --border-strong: rgba(23, 21, 28, 0.16);
  --border-brand: rgba(249, 115, 22, 0.45);

  /* Brand Gradient */
  --brand-gradient: linear-gradient(135deg, #FB923C, #F97316 45%, #E11D48);
  --brand-gradient-text: linear-gradient(135deg, #F97316 0%, #FB7185 55%, #E11D48 100%);

  /* Shadows (light theme uses depth, not glow) */
  --shadow-sm: 0 1px 2px rgba(23,21,28,0.06), 0 1px 3px rgba(23,21,28,0.04);
  --shadow-md: 0 6px 16px rgba(23,21,28,0.08), 0 2px 5px rgba(23,21,28,0.04);
  --shadow-lg: 0 20px 44px rgba(23,21,28,0.11), 0 6px 14px rgba(23,21,28,0.05);
  --shadow-brand: 0 12px 28px rgba(249, 115, 22, 0.32);

  /* Accent intensity (0-1, controlled by toggle) */
  --accent-intensity: 1;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-body);
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.75rem;
  --fs-4xl: 3.25rem;
  --fs-5xl: 4rem;
  --lh-tight: 1.1;
  --lh-heading: 1.25;
  --lh-body: 1.65;

  /* Radius */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 600ms;

  /* Z-index */
  --z-blobs: 0;
  --z-content: 1;
  --z-header: 100;
  --z-toast: 200;
  --z-overlay: 300;
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: var(--lh-body);
  font-size: var(--fs-base);
  overflow-x: hidden;
  min-height: 100vh;
}

img, video, svg { max-width: 100%; display: block; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

ul, ol { list-style: none; }

button, input, textarea, select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button { cursor: pointer; }

/* ---------- Focus States ---------- */
:focus-visible {
  outline: 2px solid var(--brand-mid);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- Skip to Content ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  background: var(--brand-mid);
  color: #fff;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: calc(var(--z-overlay) + 1);
  transition: top var(--duration-fast) ease;
}
.skip-link:focus { top: var(--space-sm); }

/* ---------- Scroll Progress Bar ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--brand-gradient);
  z-index: calc(var(--z-header) + 1);
  transition: width 50ms linear;
  will-change: width;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-sm) 0;
  transition: background var(--duration-normal) ease,
              box-shadow var(--duration-normal) ease,
              padding var(--duration-normal) ease;
}
.site-header.scrolled {
  background: rgba(253, 251, 249, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border-subtle), var(--shadow-sm);
  padding: 0.6rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.nav-logo img {
  height: 40px;
  width: auto;
  border-radius: 11px;
  box-shadow: var(--shadow-sm);
}
.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-lg);
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.nav-logo-text small {
  display: block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brand-mid);
  margin-top: -2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}
.nav-links a {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  border-radius: 2px;
  background: var(--brand-gradient);
  transition: width var(--duration-normal) var(--ease-out-expo);
}
.nav-links a:hover,
.nav-links a:focus-visible { color: var(--text-primary); }
.nav-links a:hover::after,
.nav-links a:focus-visible::after { width: 100%; }

.nav-cta {
  font-size: var(--fs-sm) !important;
  font-weight: 700 !important;
  color: var(--text-on-brand) !important;
  background: var(--brand-gradient);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-brand);
  transition: transform var(--duration-fast) var(--ease-spring),
              box-shadow var(--duration-fast) ease;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { transform: translateY(-2px); }
.nav-cta:active { transform: translateY(0) scale(0.97); }

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  height: 20px;
  z-index: calc(var(--z-header) + 2);
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              opacity var(--duration-fast) ease;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Container ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ---------- Sections ---------- */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}
.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}
.section-label {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--brand-mid);
  margin-bottom: var(--space-sm);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  line-height: var(--lh-heading);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}
.section-subtitle {
  font-size: var(--fs-md);
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: var(--lh-body);
}

/* ---------- HERO (two-column, left aligned) ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 140px 0 var(--space-2xl);
}

/* Animated gradient blobs */
.hero-blobs {
  position: absolute;
  inset: 0;
  z-index: var(--z-blobs);
  overflow: hidden;
  pointer-events: none;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  opacity: calc(0.55 * var(--accent-intensity));
  will-change: transform;
}
.blob-1 {
  width: 540px; height: 540px;
  background: radial-gradient(circle, #FDBA74 0%, rgba(253,186,116,0) 70%);
  top: -140px; left: -120px;
  animation: floatA 20s ease-in-out infinite;
}
.blob-2 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, #FB7185 0%, rgba(251,113,133,0) 70%);
  top: 20%; right: -120px;
  animation: floatB 24s ease-in-out infinite;
}
.blob-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #F97316 0%, rgba(249,115,22,0) 70%);
  bottom: -120px; left: 35%;
  animation: floatC 28s ease-in-out infinite;
}
@keyframes floatA {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.1); }
}
@keyframes floatB {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, 60px) scale(0.92); }
}
@keyframes floatC {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -50px) scale(1.08); }
}

.hero-inner {
  position: relative;
  z-index: var(--z-content);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-text { text-align: left; }
.hero-logo {
  width: 62px;
  height: 62px;
  border-radius: 17px;
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-brand);
}
.hero-eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-deep);
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid var(--border-brand);
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--fs-5xl);
  font-weight: 800;
  line-height: var(--lh-tight);
  letter-spacing: -0.035em;
  margin-bottom: var(--space-md);
}
.hero h1 .accent-text {
  background: var(--brand-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero .hero-sub {
  font-size: var(--fs-md);
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: var(--space-lg);
  line-height: var(--lh-body);
}
.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Hero visual — mock sales card */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.viz-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md);
  animation: cardFloat 8s ease-in-out infinite;
}
@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.viz-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}
.viz-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-sm);
}
.viz-badge {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: #fff;
  background: var(--brand-gradient);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}
.viz-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 120px;
  margin-bottom: var(--space-md);
}
.viz-bars span {
  flex: 1;
  height: var(--h);
  background: var(--brand-gradient);
  border-radius: 6px 6px 3px 3px;
  opacity: 0.9;
  animation: barRise 1.1s var(--ease-out-expo) backwards;
}
.viz-bars span:nth-child(1) { animation-delay: 0.05s; }
.viz-bars span:nth-child(2) { animation-delay: 0.12s; }
.viz-bars span:nth-child(3) { animation-delay: 0.19s; }
.viz-bars span:nth-child(4) { animation-delay: 0.26s; }
.viz-bars span:nth-child(5) { animation-delay: 0.33s; }
.viz-bars span:nth-child(6) { animation-delay: 0.4s; }
.viz-bars span:nth-child(7) { animation-delay: 0.47s; }
@keyframes barRise {
  from { height: 4%; opacity: 0.2; }
}
.viz-rows { display: flex; flex-direction: column; gap: 0.6rem; }
.viz-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  padding-top: 0.6rem;
  border-top: 1px solid var(--border-subtle);
}
.viz-row strong {
  color: var(--text-primary);
  font-weight: 700;
  font-family: var(--font-display);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: var(--fs-sm);
  border-radius: var(--radius-full);
  padding: 0.9rem 2rem;
  transition: transform var(--duration-fast) var(--ease-spring),
              box-shadow var(--duration-normal) ease,
              background var(--duration-fast) ease,
              border-color var(--duration-fast) ease;
  position: relative;
}
.btn:active { transform: scale(0.96); }

.btn-primary {
  background: var(--brand-gradient);
  color: var(--text-on-brand);
  box-shadow: var(--shadow-brand);
}
.btn-primary:hover { transform: translateY(-2px); }

.btn-outline {
  background: var(--bg-surface-1);
  color: var(--text-primary);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.btn-outline:hover {
  border-color: var(--brand-mid);
  color: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 0.9rem 1.2rem;
}
.btn-ghost:hover { color: var(--brand-mid); }

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}
.service-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-out-expo),
              box-shadow var(--duration-normal) ease;
  will-change: transform;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--brand-gradient);
  box-shadow: var(--shadow-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.4rem;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}
.service-card p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

/* ---------- Use Cases ---------- */
.use-cases { background: var(--bg-surface-2); }
.use-cases-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.use-case-tag {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.6rem 1.4rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-muted);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-fast) ease,
              color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}
.use-case-tag:hover {
  color: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ---------- How We Work (Process Steps) ---------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  counter-reset: step;
}
.process-step {
  padding: var(--space-lg) var(--space-md);
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  counter-increment: step;
}
.process-step::before {
  content: counter(step, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 800;
  color: #fff;
  background: var(--brand-gradient);
  box-shadow: var(--shadow-brand);
  margin-bottom: var(--space-sm);
}
.process-step h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}
.process-step p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

/* ---------- Trust Section ---------- */
.trust { background: var(--bg-surface-2); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
}
.trust-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}
.trust-icon {
  font-size: 1.8rem;
  margin-bottom: var(--space-sm);
}
.trust-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}
.trust-card p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 0 var(--space-md);
}
.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  transition: color var(--duration-fast) ease;
}
.faq-question:hover { color: var(--brand-deep); }
.faq-icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-2);
  color: var(--brand-mid);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              background var(--duration-fast) ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--brand-gradient);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out-expo),
              padding var(--duration-slow) var(--ease-out-expo);
}
.faq-item.open .faq-answer {
  max-height: 320px;
  padding-bottom: var(--space-md);
}
.faq-answer p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}
.contact-info h3 {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}
.contact-info > p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--space-md);
}
.contact-channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.contact-email-block {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.contact-channel-label {
  display: block;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 0.15rem;
}
.contact-email-address {
  font-weight: 700;
  font-size: var(--fs-base);
  background: var(--brand-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  word-break: break-all;
}
.contact-phone-value {
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--text-primary);
}
.copy-btn {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.5rem 1rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-muted);
  transition: background var(--duration-fast) ease,
              color var(--duration-fast) ease;
}
.copy-btn:hover {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.form-group label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-primary);
}
.form-group input,
.form-group textarea {
  background: var(--bg-base);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: var(--fs-sm);
  color: var(--text-primary);
  transition: border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--brand-mid);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.16);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-group .error-msg {
  font-size: var(--fs-xs);
  color: #dc2626;
  display: none;
}
.form-group.invalid input,
.form-group.invalid textarea { border-color: #dc2626; }
.form-group.invalid .error-msg { display: block; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-ink);
  color: #e9e6ef;
  padding: var(--space-xl) 0 var(--space-lg);
}
.site-footer .nav-logo-text { color: #fff; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}
.footer-brand .nav-logo { margin-bottom: var(--space-sm); }
.footer-brand p {
  color: #a49fb0;
  font-size: var(--fs-sm);
  max-width: 300px;
  line-height: var(--lh-body);
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: var(--space-sm);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-col a {
  font-size: var(--fs-sm);
  color: #a49fb0;
}
.footer-col a:hover { color: var(--brand-light); }
.footer-col .muted-line {
  color: #7d7889;
  font-size: var(--fs-xs);
  line-height: var(--lh-body);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.footer-bottom p {
  font-size: var(--fs-xs);
  color: #7d7889;
}
.footer-cnpj {
  font-weight: 600;
  color: #c8c3d4;
}

/* Accent Intensity Toggle */
.intensity-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  color: #7d7889;
}
.intensity-toggle input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 4px;
  background: rgba(255,255,255,0.16);
  border-radius: var(--radius-full);
  cursor: pointer;
}
.intensity-toggle input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--brand-mid);
  cursor: pointer;
}
.intensity-toggle input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: none;
  border-radius: 50%;
  background: var(--brand-mid);
  cursor: pointer;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  background: var(--bg-ink);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: #fff;
  z-index: var(--z-toast);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              opacity var(--duration-normal) ease;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Scroll-reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ---------- Legal Pages ---------- */
.legal-page {
  padding: 140px 0 var(--space-3xl);
  min-height: 100vh;
}
.legal-page .container { max-width: 800px; }
.legal-page h1 {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}
.legal-page .last-updated {
  font-size: var(--fs-sm);
  color: var(--text-dim);
  margin-bottom: var(--space-xl);
}
.legal-content {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-lg);
}
.legal-content h2 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--space-sm);
}
.legal-content ul {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  margin-bottom: var(--space-sm);
  padding-left: var(--space-md);
  list-style: disc;
}
.legal-content a {
  color: var(--brand-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.legal-content a:hover { color: var(--brand-mid); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero h1 { font-size: var(--fs-4xl); }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .hero-text { text-align: center; }
  .hero-text .hero-logo { margin-left: auto; margin-right: auto; }
  .hero-text .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 4rem;
    --space-2xl: 3rem;
  }
  .hero { min-height: auto; padding: 120px 0 var(--space-2xl); }
  .hero h1 { font-size: var(--fs-3xl); }
  .section-title { font-size: var(--fs-2xl); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-md); }

  /* Mobile Navigation */
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-surface-1);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    transition: right var(--duration-normal) var(--ease-out-expo);
    z-index: calc(var(--z-header) + 1);
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: var(--fs-lg); }
}

@media (max-width: 480px) {
  .hero h1 { font-size: var(--fs-2xl); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-form { padding: var(--space-md); }
  .legal-content { padding: var(--space-md); }
}

/* ---------- Backdrop (mobile menu) ---------- */
.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(23, 21, 28, 0.4);
  backdrop-filter: blur(2px);
  z-index: var(--z-header);
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}
.nav-backdrop.show {
  display: block;
  opacity: 1;
}