/* ===================================================
   NG Flow — Power Platform Consultancy
   =================================================== */

:root {
  /* Brand palette */
  --primary-blue: #0461C2;
  --primary-blue-dark: #034a99;
  --primary-blue-light: #1a78d8;
  --light-blue: #66A9E0;
  --light-blue-soft: #e3f0fb;

  --dark-gray: #2D2D2D;
  --dark-gray-soft: #3a3a3a;
  --light-gray: #F2F4F8;
  --light-gray-2: #e8ebf2;

  --green: #27AE60;
  --red: #E63946;
  --orange: #F39C12;
  --yellow: #F4C430;

  /* Semantic */
  --bg: #ffffff;
  --bg-soft: var(--light-gray);
  --bg-dark: var(--dark-gray);
  --text: var(--dark-gray);
  --text-soft: #595959;
  --text-muted: #8a8a8a;
  --border: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

  /* Spacing & radius */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(4, 97, 194, 0.04), 0 2px 6px rgba(4, 97, 194, 0.04);
  --shadow: 0 4px 12px rgba(4, 97, 194, 0.06), 0 12px 32px rgba(4, 97, 194, 0.08);
  --shadow-lg: 0 8px 24px rgba(4, 97, 194, 0.10), 0 24px 60px rgba(4, 97, 194, 0.12);

  /* Container */
  --container: 1240px;
  --container-narrow: 880px;

  /* Header height */
  --header-h: 76px;
}

/* ============ RESET ============ */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
input, textarea, select, button { font-family: inherit; font-size: inherit; }

/* Skip link */
.skip-link {
  position: absolute; top: -100px; left: 0;
  background: var(--primary-blue); color: #fff;
  padding: 12px 20px; z-index: 9999;
  font-weight: 600;
}
.skip-link:focus { top: 0; }

/* ============ CONTAINER ============ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}
.container-narrow { max-width: var(--container-narrow); }

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 3.8vw, 3.1rem); }
h3 { font-size: 1.25rem; font-weight: 600; }
.gradient-text {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gradient-text-light {
  background: linear-gradient(135deg, #66A9E0 0%, #B4D4F0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  transition: all .25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  border: 1.5px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary-blue);
  color: #fff;
  box-shadow: 0 1px 2px rgba(4,97,194,0.18), 0 4px 14px rgba(4,97,194,0.25);
}
.btn-primary:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(4,97,194,0.22), 0 12px 24px rgba(4,97,194,0.30);
}
.btn-primary svg { transition: transform .25s ease; }
.btn-primary:hover svg { transform: translateX(3px); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  background: var(--bg-soft);
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}
.btn-lg {
  padding: 16px 28px;
  font-size: 1rem;
}
.btn-block { width: 100%; }
.btn-header { padding: 10px 20px; font-size: 0.9rem; }

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: all .3s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(255, 255, 255, 0.92);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-img {
  display: block;
  height: 44px;
  width: auto;
}
.logo-footer .logo-img {
  height: 48px;
}
.main-nav ul {
  display: flex;
  gap: 32px;
}
.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-soft);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--primary-blue);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.main-nav a:hover { color: var(--text); }
.main-nav a:hover::after { transform: scaleX(1); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all .25s ease;
  border-radius: 2px;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 80px) 0 100px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(4,97,194,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(4,97,194,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at top, rgba(0,0,0,0.6), transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at top, rgba(0,0,0,0.6), transparent 65%);
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
}
.hero-orb-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, var(--light-blue) 0%, transparent 70%);
  top: -100px; left: -120px;
  animation: orbFloat 18s ease-in-out infinite;
}
.hero-orb-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, var(--primary-blue) 0%, transparent 70%);
  bottom: -100px; right: -80px;
  opacity: 0.25;
  animation: orbFloat 22s ease-in-out infinite reverse;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.08); }
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-tag {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 18px;
  border-radius: 100px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
  animation: fadeUp .8s ease both;
  text-align: left;
}
.hero-tag .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(39, 174, 96, 0.2);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
  margin-top: 7px;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(39,174,96,0.2); }
  50% { box-shadow: 0 0 0 8px rgba(39,174,96,0); }
}
.hero-title {
  margin-bottom: 24px;
  animation: fadeUp .9s ease .1s both;
}
.hero-sub {
  max-width: 680px;
  margin: 0 auto 40px;
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--text-soft);
  line-height: 1.6;
  animation: fadeUp .9s ease .2s both;
}
.hero-sub strong { color: var(--text); font-weight: 600; }
.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeUp .9s ease .3s both;
}
.hero-trust {
  display: flex;
  gap: 56px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeUp .9s ease .4s both;
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.trust-item strong {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 6px;
}
.trust-item span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stack pills floating */
.stack-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-soft);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.stack-pill:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--light-blue);
}
.stack-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

/* ============ TRUST BAR ============ */
.trust-bar {
  background: var(--bg-soft);
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-bar-label {
  text-align: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 22px;
}
.trust-bar-pills {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 980px;
  margin: 0 auto;
}

/* ============ SECTIONS ============ */
.section {
  padding: 80px 0;
  position: relative;
}
.section-tinted {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}
.section-dark {
  background: var(--bg-dark);
  color: #fff;
}
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 18px;
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--light-blue-soft);
}
.eyebrow-light {
  color: var(--light-blue);
  background: rgba(102, 169, 224, 0.15);
}
.section-title { margin-bottom: 20px; }
.section-sub {
  font-size: 1.1rem;
  color: var(--text-soft);
  line-height: 1.6;
}
.section-sub-light { color: rgba(255,255,255,0.7); }

/* ============ SERVICES ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.service-card {
  display: flex;
  flex-direction: column;
  padding: 36px 32px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all .35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  height: 100%;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--light-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--light-blue-soft);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  transition: transform .3s ease;
  flex-shrink: 0;
}
.service-icon svg { width: 28px; height: 28px; }
.service-card:hover .service-icon { transform: rotate(-5deg) scale(1.05); }
.service-icon-powerapps    { background: rgba(116, 39, 116, 0.10);  color: #742774; } /* Power Apps roxo */
.service-icon-powerautomate{ background: rgba(11, 83, 206, 0.10);   color: #0B53CE; } /* Power Automate azul */
.service-icon-powerbi      { background: rgba(242, 200, 17, 0.18);  color: #b8901a; } /* Power BI amarelo (escurecido p/ contraste) */
.service-icon-copilot      { background: rgba(0, 164, 239, 0.12);   color: #00A4EF; } /* Copilot Studio ciano */
.service-icon-ux           { background: rgba(243, 156, 18, 0.14);  color: #F39C12; } /* UX laranja da paleta */
.service-icon-arch         { background: rgba(39, 174, 96, 0.12);   color: var(--green); } /* Verde da paleta */
.service-card h3 { margin-bottom: 12px; font-size: 1.3rem; }
.service-card p {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0;
}

/* ============ METHOD ============ */
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}
.method-grid::before {
  content: '';
  position: absolute;
  top: 36px; left: 8%; right: 8%;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(102,169,224,0.4) 20%,
    rgba(102,169,224,0.4) 80%,
    transparent 100%);
}
.method-step {
  text-align: left;
  position: relative;
  padding: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  transition: all .3s ease;
}
.method-step:hover {
  background: rgba(255,255,255,0.07);
  transform: translateY(-4px);
}
.method-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 18px;
  margin-top: -8px;
  box-shadow: 0 8px 20px rgba(4,97,194,0.35);
}
.method-step h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}
.method-step p {
  color: rgba(255,255,255,0.7);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ============ SOLUTIONS ============ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.solution-card {
  padding: 32px 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all .3s ease;
  position: relative;
}
.solution-card:hover {
  border-color: var(--light-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.solution-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-blue);
  margin-bottom: 16px;
  padding: 4px 10px;
  background: var(--light-blue-soft);
  border-radius: 6px;
}
.solution-card h3 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}
.solution-card p {
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ============ ABOUT / DIFF ============ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-content .eyebrow { margin-bottom: 18px; }
.about-content .section-title { text-align: left; }
.about-text {
  font-size: 1.08rem;
  color: var(--text-soft);
  line-height: 1.7;
  margin-bottom: 32px;
}
.diff-list {
  margin-bottom: 40px;
}
.diff-list li {
  padding: 18px 0 18px 36px;
  position: relative;
  border-bottom: 1px solid var(--border);
  font-size: 0.98rem;
  color: var(--text-soft);
  line-height: 1.55;
}
.diff-list li:last-child { border-bottom: none; }
.diff-list li strong {
  display: block;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 4px;
  font-family: var(--font-display);
}
.diff-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 22px;
  width: 22px; height: 22px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230461C2' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* About visual cards */
.about-visual {
  position: relative;
  height: 480px;
}
.visual-card {
  position: absolute;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow-lg);
  transition: transform .4s ease;
}
.visual-card-1 {
  top: 0; left: 0;
  width: 78%;
  z-index: 3;
  animation: floatY 6s ease-in-out infinite;
}
.visual-card-2 {
  top: 38%; right: 0;
  width: 65%;
  z-index: 2;
  animation: floatY 6s ease-in-out infinite -2s;
}
.visual-card-3 {
  bottom: 0; left: 18%;
  width: 55%;
  z-index: 1;
  text-align: center;
  animation: floatY 6s ease-in-out infinite -4s;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.vc-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 14px;
}
.vc-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.vc-bar {
  height: 8px;
  background: var(--light-gray);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 14px;
}
.vc-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), #6ee7a1);
  border-radius: 4px;
}
.vc-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.vc-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.vc-comparison {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.vc-before, .vc-after {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.vc-before { color: var(--text-muted); text-decoration: line-through; }
.vc-after { color: var(--primary-blue); }
.vc-tag-mini {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-top: 4px;
}
.vc-nps {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--green), #6ee7a1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

/* ============ FAQ ============ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .25s ease;
}
.faq-item[open] {
  border-color: var(--light-blue);
  box-shadow: var(--shadow);
}
.faq-item summary {
  padding: 22px 26px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color .2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--primary-blue);
  transition: transform .3s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--primary-blue); }
.faq-item p {
  padding: 0 26px 22px;
  color: var(--text-soft);
  line-height: 1.65;
}

/* ============ CTA / CONTACT ============ */
.section-cta {
  background: var(--bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section-cta::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(4,97,194,0.4) 0%, transparent 70%);
  top: -200px; left: -150px;
  filter: blur(60px);
}
.section-cta::after {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102,169,224,0.3) 0%, transparent 70%);
  bottom: -150px; right: -100px;
  filter: blur(60px);
}
.cta-wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.cta-title {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  color: #fff;
  margin: 16px 0 18px;
}
.cta-sub {
  color: rgba(255,255,255,0.75);
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 36px;
}
.cta-contacts {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cta-contact {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  color: #fff;
  transition: all .25s ease;
}
.cta-contact:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--light-blue);
  transform: translateX(4px);
}
.cta-contact svg { color: var(--light-blue); flex-shrink: 0; }
.cta-contact small {
  display: block;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 2px;
}
.cta-contact strong {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
}

/* Contact form */
.cta-form {
  background: #fff;
  color: var(--text);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.form-row {
  margin-bottom: 18px;
}
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 7px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text);
  font-size: 0.95rem;
  transition: all .2s ease;
  font-family: var(--font-body);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 4px rgba(4,97,194,0.12);
}
.form-row textarea { resize: vertical; min-height: 100px; }
.form-row select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232D2D2D' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}
.form-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 14px;
  line-height: 1.5;
}
.form-note a { color: var(--primary-blue); text-decoration: underline; }
.form-success {
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(39,174,96,0.1);
  border: 1px solid rgba(39,174,96,0.3);
  border-radius: var(--radius-sm);
  color: var(--green);
  font-size: 0.92rem;
}
.form-success strong { display: block; margin-bottom: 2px; }

/* ============ FOOTER ============ */
.site-footer {
  background: #1a1a1a;
  color: rgba(255,255,255,0.7);
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-brand p {
  margin-top: 16px;
  color: rgba(255,255,255,0.6);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 360px;
}
.logo-footer { color: #fff; }
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul a {
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem;
  transition: color .2s ease;
}
.footer-col ul a:hover { color: var(--light-blue); }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.footer-tag { font-style: italic; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .method-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .method-grid::before { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .cta-wrap { grid-template-columns: 1fr; gap: 50px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }

  /* Centraliza conteúdo do "Por que NG Flow" quando vira coluna única */
  .about-content {
    text-align: center;
  }
  .about-content .section-title {
    text-align: center;
  }
  .about-content .diff-list {
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
  }
  .about-content > .btn,
  .about-content > .btn-primary {
    display: inline-flex;
  }

  /* Empilha os cards visuais verticalmente (em vez de flutuantes) */
  .about-visual {
    position: static !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
    max-width: 520px !important;
    margin: 0 auto !important;
  }
  .visual-card,
  .visual-card-1,
  .visual-card-2,
  .visual-card-3 {
    position: static !important;
    width: 100% !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    animation: none !important;
    transform: none !important;
  }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .btn-header { display: none; }
  .menu-toggle { display: flex; }

  .main-nav.is-open {
    display: block;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: #fff;
    padding: 24px 28px 32px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  .main-nav.is-open ul {
    flex-direction: column;
    gap: 0;
  }
  .main-nav.is-open ul li a {
    display: block;
    padding: 14px 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border);
  }

  .section { padding: 60px 0; }
  .hero { padding: calc(var(--header-h) + 50px) 0 70px; }
  .hero-trust { gap: 32px; }
  .trust-item strong { font-size: 1.8rem; }
  .section-head { margin-bottom: 40px; }

  .services-grid,
  .solutions-grid {
    grid-template-columns: 1fr;
  }

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

  .cta-form { padding: 28px; }
  .form-grid-2 { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .stack-pill { font-size: 0.8rem; padding: 6px 12px; }
  .trust-bar-pills { gap: 8px; }
}

/* ============ ACCESSIBILITY ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

::selection {
  background: var(--primary-blue);
  color: #fff;
}