/* =====================================================================
   LUIZRJESUS CONSULTING — Design System
   Tema escuro premium • Tipografia editorial • Microinterações sutis
   ===================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Cores base */
  --bg: #0A0E1A;
  --bg-soft: #0F1424;
  --surface: #131829;
  --surface-2: #1A2038;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.16);

  /* Texto */
  --text: #E8ECF4;
  --text-soft: #B8C0D6;
  --text-muted: #8A94B0;
  --text-dim: #5B6480;

  /* Marca */
  --primary: #00D9B2;
  --primary-soft: #00B89A;
  --primary-glow: rgba(0,217,178,0.18);
  --accent: #6366F1;
  --accent-soft: #4F46E5;
  --warn: #F59E0B;
  --danger: #EF4444;

  /* Gradientes */
  --grad-primary: linear-gradient(135deg, #00D9B2 0%, #00A8C7 100%);
  --grad-accent:  linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  --grad-hero:    radial-gradient(ellipse at top, rgba(0,217,178,0.12) 0%, transparent 50%),
                  radial-gradient(ellipse at bottom right, rgba(99,102,241,0.10) 0%, transparent 50%);

  /* Tipografia */
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Espaçamento e raios */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
  --shadow:    0 12px 40px rgba(0,0,0,0.35);
  --shadow-lg: 0 24px 80px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 60px var(--primary-glow);

  /* Layout */
  --container: 1240px;
  --container-narrow: 880px;
  --nav-h: 72px;
}

/* ---------- 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, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--primary); }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }

/* ---------- Tipografia ---------- */
h1, h2, h3, h4, h5 {
  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, 5vw, 4.5rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(2rem, 3.6vw, 3.2rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
h4 { font-size: 1.2rem; }
p { color: var(--text-soft); }

.display { font-family: var(--font-display); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }
.text-soft { color: var(--text-soft); }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.grad-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Containers ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; position: relative; }
.section-sm { padding: 80px 0; }
.section-lg { padding: 160px 0; }

/* ---------- Navbar ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(10,14,26,0.7);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--border); background: rgba(10,14,26,0.92); }
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--text);
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--grad-primary);
  display: grid; place-items: center;
  color: #0A0E1A; font-weight: 800;
  box-shadow: 0 6px 20px var(--primary-glow);
}
.brand-mark span { font-family: var(--font-display); font-size: 1.05rem; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 10px 14px;
  font-size: 0.92rem;
  color: var(--text-soft);
  border-radius: 8px;
  transition: all .2s;
  position: relative;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-links a.active { color: var(--primary); }
.nav-cta { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  align-items: center; justify-content: center;
}
.nav-toggle span {
  width: 18px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ''; position: absolute; left: 0; width: 100%; height: 2px;
  background: var(--text); border-radius: 2px;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

@media (max-width: 920px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    gap: 0;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    transform: translateY(-120%); opacity: 0;
    transition: transform .25s, opacity .25s;
  }
  .nav.open .nav-links { transform: translateY(0); opacity: 1; }
  .nav-links a { padding: 14px 12px; font-size: 1rem; }
  .nav-cta .btn-ghost { display: none; }
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-primary);
  color: #0A0E1A;
  box-shadow: 0 8px 32px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 44px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.3); color:#0A0E1A; }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); border-color: var(--border-strong); color: var(--text); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #0A0E1A; }
.btn-sm { padding: 10px 16px; font-size: 0.85rem; border-radius: 10px; }
.btn-lg { padding: 18px 32px; font-size: 1.05rem; border-radius: 14px; }
.btn-arrow::after {
  content: '→'; transition: transform .2s;
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ---------- Chips e badges ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: rgba(0,217,178,0.08);
  border: 1px solid rgba(0,217,178,0.18);
  color: var(--primary);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.chip-dot {
  display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--primary);
  box-shadow: 0 0 12px var(--primary);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}
.badge {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.3);
  color: var(--accent);
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.badge-live { background: rgba(0,217,178,0.12); border-color: rgba(0,217,178,0.3); color: var(--primary); }
.badge-dev { background: rgba(245,158,11,0.12); border-color: rgba(245,158,11,0.3); color: var(--warn); }
.badge-soon { background: rgba(255,255,255,0.05); border-color: var(--border); color: var(--text-muted); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-h) + 80px) 0 80px;
  background: var(--grad-hero);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(0,217,178,0.06) 0, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(99,102,241,0.08) 0, transparent 40%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
.hero-title {
  font-size: clamp(2.6rem, 5.6vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin: 24px 0 24px;
  max-width: 920px;
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--text-soft);
  max-width: 720px;
  line-height: 1.6;
  margin-bottom: 40px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  max-width: 920px;
}
.hero-stat-n {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  background: var(--grad-primary);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-stat-l { font-size: 0.85rem; color: var(--text-muted); margin-top: 8px; }

@media (max-width: 720px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

/* ---------- Section heading ---------- */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 64px; }
.section-head.left { text-align: left; margin-left: 0; }
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 16px;
}
.section-title { margin-bottom: 20px; }
.section-lead { font-size: 1.1rem; color: var(--text-soft); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.card-feature::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}
.card-feature:hover::before { transform: scaleX(1); }
.card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: rgba(0,217,178,0.08);
  border: 1px solid rgba(0,217,178,0.2);
  display: grid; place-items: center;
  margin-bottom: 24px;
  color: var(--primary);
}
.card-icon svg { width: 28px; height: 28px; }
.card-title { font-size: 1.3rem; margin-bottom: 12px; }
.card-text { color: var(--text-soft); font-size: 0.95rem; line-height: 1.65; }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- Frentes (3 grandes serviços) ---------- */
.frente {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-top: 1px solid var(--border);
}
.frente:first-of-type { border-top: 0; }
.frente.reverse > :first-child { order: 2; }
.frente-img {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  min-height: 380px;
  display: grid; place-items: center;
  position: relative;
  overflow: hidden;
}
.frente-num {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.frente h3 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 20px; }
.frente p { font-size: 1.05rem; margin-bottom: 24px; }
.frente ul { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.frente li {
  display: flex; align-items: flex-start; gap: 12px;
  color: var(--text-soft);
}
.frente li::before {
  content: '✓';
  flex: 0 0 22px; height: 22px;
  border-radius: 6px;
  background: rgba(0,217,178,0.12);
  color: var(--primary);
  display: grid; place-items: center;
  font-size: 0.75rem; font-weight: 700;
  margin-top: 2px;
}
@media (max-width: 900px) {
  .frente { grid-template-columns: 1fr; gap: 32px; padding: 56px 0; }
  .frente.reverse > :first-child { order: 0; }
}

/* ---------- Produtos do ecossistema ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.product {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all .3s;
  display: flex; flex-direction: column;
  min-height: 240px;
}
.product:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}
.product-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 16px;
}
.product-logo {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 800; font-size: 1rem;
}
.product-name {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.product-tag { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 14px; }
.product-desc { font-size: 0.92rem; color: var(--text-soft); flex: 1; }
.product-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 600;
}
.product-link::after { content: '→'; transition: transform .2s; }
.product:hover .product-link::after { transform: translateX(4px); }

/* Logo color variants */
.logo-vendou    { background: linear-gradient(135deg,#10B981,#059669); color:#fff; }
.logo-omini     { background: linear-gradient(135deg,#0EA5E9,#0284C7); color:#fff; }
.logo-connect   { background: linear-gradient(135deg,#8B5CF6,#6D28D9); color:#fff; }
.logo-deal      { background: linear-gradient(135deg,#14B8A6,#0F766E); color:#fff; }
.logo-agenda    { background: linear-gradient(135deg,#38BDF8,#0369A1); color:#fff; }
.logo-makers    { background: linear-gradient(135deg,#F59E0B,#D97706); color:#fff; }
.logo-veroserv  { background: linear-gradient(135deg,#EC4899,#BE185D); color:#fff; }
.logo-cortex    { background: linear-gradient(135deg,#A78BFA,#7C3AED); color:#fff; }
.logo-life      { background: linear-gradient(135deg,#00D9B2,#0891B2); color:#fff; }
.logo-elleva    { background: linear-gradient(135deg,#F472B6,#DB2777); color:#fff; }

/* ---------- Método RACE ---------- */
.race-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
}
.race-step {
  padding: 40px 32px;
  border-right: 1px solid var(--border);
  position: relative;
  transition: background .2s;
}
.race-step:last-child { border-right: 0; }
.race-step:hover { background: var(--surface-2); }
.race-letter {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--grad-primary);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.race-name {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 12px;
}
.race-desc { font-size: 0.9rem; color: var(--text-soft); }
@media (max-width: 800px) {
  .race-steps { grid-template-columns: 1fr 1fr; }
  .race-step:nth-child(2) { border-right: 0; }
  .race-step:nth-child(1), .race-step:nth-child(2) { border-bottom: 1px solid var(--border); }
}
@media (max-width: 500px) {
  .race-steps { grid-template-columns: 1fr; }
  .race-step { border-right: 0; border-bottom: 1px solid var(--border); }
  .race-step:last-child { border-bottom: 0; }
}

/* ---------- Ecossistema (visual) ---------- */
.eco-viz {
  position: relative;
  padding: 80px 0;
  min-height: 480px;
  display: grid; place-items: center;
}
.eco-center {
  width: 180px; height: 180px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 800; color: #0A0E1A;
  font-size: 1.05rem;
  box-shadow: 0 0 80px var(--primary-glow), inset 0 -8px 24px rgba(0,0,0,0.2);
  text-align: center;
  position: relative;
  z-index: 2;
}
.eco-ring {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px dashed var(--border-strong);
  animation: rotate 60s linear infinite;
}
@keyframes rotate { to { transform: rotate(360deg); } }

/* ---------- IAs ---------- */
.ai-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.ai-card {
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-soft) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all .3s;
}
.ai-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.ai-avatar {
  width: 64px; height: 64px;
  border-radius: 20px;
  background: var(--grad-accent);
  display: grid; place-items: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  margin-bottom: 20px;
}
.ai-name {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.ai-role { font-size: 0.82rem; color: var(--primary); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 16px; }
.ai-desc { color: var(--text-soft); font-size: 0.95rem; }

/* ---------- Cases ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .case-grid { grid-template-columns: 1fr; } }
.case {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: all .3s;
}
.case:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.case-quote {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--text);
  margin: 16px 0 24px;
  letter-spacing: -0.01em;
}
.case-author {
  display: flex; align-items: center; gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.case-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--grad-accent);
  display: grid; place-items: center;
  color: #fff; font-weight: 700;
}
.case-name { font-weight: 600; font-size: 0.95rem; }
.case-meta { font-size: 0.8rem; color: var(--text-muted); }

/* ---------- CTA section ---------- */
.cta-block {
  background:
    radial-gradient(circle at 30% 50%, rgba(0,217,178,0.15) 0%, transparent 60%),
    var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 80px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-block h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); margin-bottom: 20px; }
.cta-block p { font-size: 1.1rem; max-width: 640px; margin: 0 auto 36px; }
.cta-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
.footer-brand p { font-size: 0.9rem; margin-top: 16px; max-width: 320px; }
.footer-col h5 {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-muted); margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: var(--text-soft); font-size: 0.92rem; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 32px; border-top: 1px solid var(--border);
  font-size: 0.85rem; color: var(--text-muted);
  flex-wrap: wrap; gap: 16px;
}
.social { display: flex; gap: 12px; }
.social a {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  color: var(--text-soft);
  transition: all .2s;
}
.social a:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }

/* ---------- Forms ---------- */
.form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }
.form-field input,
.form-field textarea,
.form-field select {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--text);
  transition: border-color .2s, background .2s;
  outline: none;
  width: 100%;
  font-family: inherit;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--primary);
  background: var(--surface);
}
.form-field textarea { min-height: 140px; resize: vertical; }

/* ---------- Blog ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}
.post-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: all .3s;
}
.post-card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.post-cover {
  height: 180px;
  background: linear-gradient(135deg, var(--surface-2), var(--bg-soft));
  position: relative;
  overflow: hidden;
}
.post-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.post-cover-grad-1 { background: linear-gradient(135deg, #00D9B2, #0891B2); }
.post-cover-grad-2 { background: linear-gradient(135deg, #6366F1, #8B5CF6); }
.post-cover-grad-3 { background: linear-gradient(135deg, #F59E0B, #EF4444); }
.post-cover-grad-4 { background: linear-gradient(135deg, #EC4899, #BE185D); }
.post-body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.post-meta { display: flex; align-items: center; gap: 12px; font-size: 0.78rem; color: var(--text-muted); }
.post-cat { color: var(--primary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }
.post-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.3;
}
.post-excerpt { color: var(--text-soft); font-size: 0.92rem; flex: 1; }
.post-cta { color: var(--primary); font-size: 0.88rem; font-weight: 600; }

/* ---------- Article (post page) ---------- */
.article-header { padding: calc(var(--nav-h) + 80px) 0 60px; text-align: center; }
.article-cat { color: var(--primary); font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 16px; }
.article-title { max-width: 880px; margin: 0 auto 24px; }
.article-meta { color: var(--text-muted); font-size: 0.95rem; }
.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 120px;
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--text-soft);
}
.article-body h2 { margin: 56px 0 20px; color: var(--text); }
.article-body h3 { margin: 40px 0 16px; color: var(--text); font-size: 1.4rem; }
.article-body p { margin-bottom: 20px; }
.article-body ul, .article-body ol { margin: 0 0 24px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }
.article-body blockquote {
  border-left: 3px solid var(--primary);
  padding: 8px 0 8px 24px;
  margin: 32px 0;
  color: var(--text);
  font-style: italic;
  font-size: 1.15rem;
}
.article-body code {
  background: var(--surface-2);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.92em;
  color: var(--primary);
}
.article-body pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}
.article-body pre code { background: transparent; padding: 0; color: var(--text-soft); }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Floating CTA / Whats ---------- */
.fab-whats {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 12px 28px rgba(37,211,102,0.5);
  z-index: 90;
  transition: transform .25s;
}
.fab-whats:hover { transform: scale(1.08); color: #fff; }
.fab-whats svg { width: 28px; height: 28px; }

/* ---------- Utils ---------- */
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }
.text-center { text-align: center; }
.hidden { display: none; }
@media (max-width: 720px) { .hide-mobile { display: none !important; } }
@media (min-width: 721px) { .show-mobile { display: none !important; } }

/* ---------- Acessibilidade: skip-link + foco visivel por teclado ---------- */
.skip-link {
  position: absolute;
  left: -9999px; top: 0; z-index: 2000;
  background: var(--primary); color: #0A0E1A;
  padding: 12px 20px; border-radius: 0 0 10px 0;
  font-weight: 700; text-decoration: none;
}
.skip-link:focus { left: 0; }

a:focus-visible, button:focus-visible, [tabindex]:focus-visible,
.btn:focus-visible, .post-card:focus-visible, .card:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 3px;
}
.form-field input:focus-visible,
.form-field textarea:focus-visible,
.form-field select:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 1px;
}