/* ==========================================================================
   ARCA Tecnologia — Design System
   Identidade oficial: navy profundo + azul ARCA + branco + tons neutros
   Tipografia: Inter
   ========================================================================== */

:root {
  /* Cores de marca */
  --arca-navy-deep: #0B1530;
  --arca-navy: #13234A;
  --arca-navy-mid: #1B3268;
  --arca-blue: #0D5BFF;
  --arca-blue-dark: #0A47CC;
  --arca-cyan: #19D3FF;
  --arca-ink: #101A2C;
  --arca-graphite: #3D4A63;
  --arca-muted: #636F85;
  --arca-line: #E3E8F0;
  --arca-line-dark: rgba(255, 255, 255, 0.12);
  --arca-surface: #F6F8FC;
  --arca-surface-2: #EDF1F8;
  --arca-white: #FFFFFF;
  --arca-green: #22C55E;

  /* Tipografia */
  --font-sans: "Inter", "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(16, 26, 44, 0.06), 0 1px 3px rgba(16, 26, 44, 0.08);
  --shadow-md: 0 4px 12px rgba(16, 26, 44, 0.08), 0 2px 4px rgba(16, 26, 44, 0.06);
  --shadow-lg: 0 12px 32px rgba(16, 26, 44, 0.12), 0 4px 8px rgba(16, 26, 44, 0.06);
  --shadow-glow: 0 8px 30px rgba(13, 91, 255, 0.25);

  /* Raios */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--arca-ink);
  background: var(--arca-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; display: block; }
a { color: var(--arca-blue); text-decoration: none; }
a:hover { color: var(--arca-blue-dark); }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4, h5, h6 { margin: 0; color: var(--arca-ink); line-height: 1.18; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

::selection { background: rgba(13, 91, 255, 0.18); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #C7CFDC; border-radius: 99px; border: 2px solid #fff; }
::-webkit-scrollbar-thumb:hover { background: #9FA9BC; }

/* ---------- Utilitários ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.container-sm { max-width: 900px; }

.section { padding-block: 88px; }
.section--tight { padding-block: 64px; }

.tone-surface { background: var(--arca-surface); }
.tone-white { background: var(--arca-white); }
.tone-navy {
  background: linear-gradient(160deg, var(--arca-navy-deep), var(--arca-navy));
  color: #fff;
}
.tone-navy h1, .tone-navy h2, .tone-navy h3 { color: #fff; }
.tone-navy .section-kicker,
.tone-navy .lead { color: rgba(255,255,255,0.78); }

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--arca-blue);
}
.section-kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 99px;
}
.section-kicker--light { color: var(--arca-cyan); }

.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .section-kicker + h2 { margin-top: 16px; }
.section-head p { margin-top: 16px; font-size: 1.06rem; color: var(--arca-graphite); }

.lead { color: var(--arca-graphite); font-size: 1.1rem; }

.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

.hidden { display: none !important; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  padding: 14px 24px;
  border-radius: 10px;
  border: 0;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-primary {
  background: var(--arca-blue);
  color: #fff;
  box-shadow: 0 2px 8px rgba(13, 91, 255, 0.28);
}
.btn-primary:hover { background: var(--arca-blue-dark); color: #fff; box-shadow: var(--shadow-glow); }

.btn-white { background: #fff; color: var(--arca-navy-deep); }
.btn-white:hover { background: #EAF0FF; color: var(--arca-navy-deep); }

.btn-outline {
  background: transparent;
  border: 1px solid #C9D2E2;
  color: var(--arca-ink);
}
.btn-outline:hover { border-color: var(--arca-blue); color: var(--arca-blue); background: rgba(13,91,255,0.05); }

.btn-outline-light { background: transparent; border: 1px solid rgba(255,255,255,0.3); color: #fff; }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,0.08); color: #fff; }

.btn-lg { padding: 17px 30px; font-size: 1rem; border-radius: 12px; }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--arca-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img { height: 42px; width: auto; }
.brand.when-dark img { display: none; }

.nav-main ul { display: flex; align-items: center; gap: 2px; }
.nav-main a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--arca-ink);
}
.nav-main a:hover { color: var(--arca-blue); background: rgba(13,91,255,0.06); }
.nav-main a.active { color: var(--arca-blue); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 10px; }
.client-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--arca-graphite);
  padding: 9px 12px;
  border-radius: 8px;
  transition: color 0.2s ease, background 0.2s ease;
}
.client-link svg { width: 15px; height: 15px; }
.client-link:hover { color: var(--arca-navy-deep); background: rgba(16,26,44,0.06); }

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--arca-line);
  border-radius: 10px;
  background: transparent;
  color: var(--arca-ink);
}
.menu-toggle svg { width: 22px; height: 22px; }

/* Dropdown */
.dropdown { position: relative; }
.dropdown > button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border: 0;
  background: transparent;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--arca-ink);
}
.dropdown > button:hover { color: var(--arca-blue); background: rgba(13,91,255,0.06); }
.dropdown > button.active { color: var(--arca-blue); font-weight: 600; }
.dropdown > button svg { width: 15px; height: 15px; transition: transform 0.2s ease; }
.dropdown[data-open="true"] > button svg { transform: rotate(180deg); }
.dropdown-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 320px;
  background: #fff;
  border: 1px solid var(--arca-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.dropdown[data-open="true"] .dropdown-panel { opacity: 1; visibility: visible; }
.dropdown-panel a {
  display: flex;
  gap: 12px;
  padding: 12px 12px;
  border-radius: 10px;
  align-items: flex-start;
}
.dropdown-panel a:hover { background: var(--arca-surface); }
.dropdown-panel a strong { font-size: 0.9rem; color: var(--arca-ink); display: block; }
.dropdown-panel a span { font-size: 0.78rem; color: var(--arca-muted); display: block; margin-top: 2px; }
.dropdown-panel .dp-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--arca-surface-2);
  color: var(--arca-blue);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.dropdown-panel .dp-icon svg { width: 19px; height: 19px; }

/* Mobile nav */
.mobile-nav {
  display: none;
  border-top: 1px solid var(--arca-line);
  background: #fff;
}
.mobile-nav.open { display: block; }
.mobile-nav ul { padding: 8px 20px 16px; }
.mobile-nav a {
  display: block;
  padding: 13px 6px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--arca-ink);
  border-bottom: 1px solid var(--arca-line);
}
.mobile-nav a:last-child { border-bottom: 0; }
.mobile-nav a:hover { color: var(--arca-blue); }
.mobile-nav .mnav-sub { padding-left: 16px; }
.mobile-nav .mnav-sub a { font-size: 0.92rem; color: var(--arca-graphite); border-bottom: 0; padding: 9px 6px; }
.mobile-nav .mnav-ctas { display: grid; gap: 10px; padding: 4px 0 20px; }
.mobile-nav .mnav-extra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 0 4px;
  font-size: 0.9rem;
}
.mobile-nav .mnav-extra a { border: 0; padding: 0; color: var(--arca-graphite); font-weight: 600; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--arca-navy-deep);
  color: #fff;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.5; }
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(780px 480px at 88% 18%, rgba(25, 211, 255, 0.16), transparent 62%),
    radial-gradient(640px 420px at 8% 88%, rgba(13, 91, 255, 0.28), transparent 62%),
    linear-gradient(92deg, rgba(11,21,48,0.97) 28%, rgba(11,21,48,0.82) 58%, rgba(11,21,48,0.62) 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding-block: 96px 84px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 99px;
  border: 1px solid rgba(25, 211, 255, 0.4);
  background: rgba(25, 211, 255, 0.08);
  color: var(--arca-cyan);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.hero-kicker svg { width: 15px; height: 15px; }
.hero h1 { margin-top: 22px; color: #fff; }
.hero h1 .accent {
  background: linear-gradient(96deg, var(--arca-cyan), #6FA8FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub { margin-top: 22px; font-size: 1.15rem; color: rgba(255,255,255,0.82); max-width: 560px; }
.hero-sub strong { color: #fff; font-weight: 600; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 44px;
  max-width: 620px;
}
.hero-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
  font-size: 0.84rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  backdrop-filter: blur(6px);
}
.hero-feature svg { width: 17px; height: 17px; color: var(--arca-cyan); flex-shrink: 0; }

/* Hero visual — dashboard mock */
.hero-visual { position: relative; }
.hv-window {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #0F1D3E, #0A142E);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 30px 70px rgba(0,0,0,0.45);
  overflow: hidden;
}
.hv-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.hv-dots { display: flex; gap: 6px; }
.hv-dots i { width: 9px; height: 9px; border-radius: 99px; background: rgba(255,255,255,0.18); }
.hv-title { margin-left: 12px; font-size: 0.75rem; font-weight: 600; color: rgba(255,255,255,0.65); letter-spacing: 0.03em; }
.hv-live {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid rgba(124, 255, 178, 0.35);
  background: rgba(34, 197, 94, 0.12);
  color: #7CFFB2;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hv-live i { width: 6px; height: 6px; border-radius: 99px; background: #22C55E; animation: livePulse 1.8s ease-out infinite; }
@keyframes livePulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.55); }
  70% { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
.hv-body { padding: 16px; display: grid; gap: 12px; }

.hv-top {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: linear-gradient(120deg, rgba(13, 91, 255, 0.18), rgba(25, 211, 255, 0.05));
}
.hv-score small { display: block; font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.6); }
.hv-score strong { display: block; margin-top: 4px; font-size: 2.1rem; line-height: 1; color: #fff; font-weight: 800; letter-spacing: -0.03em; }
.hv-score strong i { font-style: normal; font-size: 0.9rem; color: rgba(255, 255, 255, 0.45); }
.hv-chg { display: inline-flex; margin-top: 7px; font-size: 0.66rem; font-weight: 700; }
.hv-chg.up { color: #7CFFB2; }
.hv-spark { display: flex; align-items: flex-end; gap: 5px; height: 78px; }
.hv-spark i { width: 9px; border-radius: 99px; background: linear-gradient(180deg, var(--arca-cyan), rgba(25, 211, 255, 0.22)); }
.hv-spark i:last-child { background: linear-gradient(180deg, #7CFFB2, rgba(124, 255, 178, 0.22)); }
.hv-drivers { display: grid; gap: 8px; }
.hv-driver { display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: 0.72rem; }
.hv-driver span { display: inline-flex; align-items: center; gap: 7px; color: rgba(255, 255, 255, 0.72); }
.hv-driver span::before { content: ""; width: 6px; height: 6px; border-radius: 99px; background: var(--arca-cyan); box-shadow: 0 0 8px rgba(25, 211, 255, 0.8); }
.hv-driver strong { color: #fff; font-weight: 700; }
.hv-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.hv-kpi {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.09);
  background: rgba(255,255,255,0.04);
  padding: 10px 12px;
}
.hv-kpi small { display: block; font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.55); }
.hv-kpi strong { display: block; margin-top: 3px; font-size: 1rem; color: #fff; }
.hv-kpi strong i { font-style: normal; color: var(--arca-cyan); }
.hv-map {
  position: relative;
  height: 200px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.09);
  background:
    radial-gradient(circle at 30% 35%, rgba(13,91,255,0.28), transparent 40%),
    radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: auto, 26px 26px;
}
.hv-alert {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 9px;
  background: rgba(11,21,48,0.9);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow-md);
  font-size: 0.72rem;
  font-weight: 600;
  color: #fff;
  animation: hvFloat 4.5s ease-in-out infinite;
}
.hv-alert svg { width: 14px; height: 14px; color: #FF5A5A; }
.hv-alert.ia { animation-delay: 1.5s; }
.hv-alert.fuel { animation-delay: 3s; }
.hv-alert .tag { padding: 2px 7px; border-radius: 99px; font-size: 0.62rem; background: rgba(25,211,255,0.16); color: var(--arca-cyan); }
@keyframes hvFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

.hv-timeline { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hv-row {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.09);
  background: rgba(255,255,255,0.04);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.hv-row span { font-size: 0.78rem; color: rgba(255,255,255,0.7); }
.hv-row strong { font-size: 0.85rem; color: #fff; }
.hv-row strong.warn { color: #FFA26B; }
.hv-row strong.ok { color: #7CFFB2; }
.hv-row strong .tag { padding: 2px 7px; border-radius: 99px; font-size: 0.6rem; font-weight: 700; background: rgba(25,211,255,0.16); color: var(--arca-cyan); }
.hv-row .up { display: inline-flex; align-items: center; gap: 4px; color: var(--arca-cyan); font-size: 0.72rem; font-weight: 700; }

.hv-chip { display: none; }

/* ---------- Trust / prova ---------- */
.trust-bar { border-block: 1px solid var(--arca-line); background: var(--arca-white); }
.trust-inner { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; padding-block: 40px; }
.trust-item { text-align: center; }
.trust-item strong { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: -0.03em; color: var(--arca-navy-deep); }
.trust-item strong sup { font-size: 0.6em; color: var(--arca-blue); font-weight: 700; }
.trust-item p { margin-top: 4px; font-size: 0.94rem; color: var(--arca-graphite); }
.trust-item .trust-title { margin-top: 0; font-size: 1.06rem; font-weight: 700; color: var(--arca-navy-deep); line-height: 1.3; }
.trust-item .trust-label { margin-top: 2px; font-size: 0.78rem; color: var(--arca-muted); }
.trust-divider { width: 1px; background: var(--arca-line); }

/* ---------- Cards genéricos ---------- */
.card {
  background: var(--arca-white);
  border: 1px solid var(--arca-line);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #C8D6F2; }
.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--arca-surface-2);
  color: var(--arca-blue);
  display: grid;
  place-items: center;
}
.card .icon svg { width: 22px; height: 22px; }
.card h3 { margin-top: 18px; }
.card p { margin-top: 10px; font-size: 0.93rem; color: var(--arca-graphite); }

.card-plain {
  background: transparent;
  border: 1px solid var(--arca-line);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.card-plain:hover { border-color: var(--arca-blue); background: rgba(13,91,255,0.03); }

.card-navy {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}
.card-navy:hover { transform: translateY(-4px); background: rgba(255,255,255,0.08); border-color: rgba(25,211,255,0.35); }
.card-navy h3 { color: #fff; }
.card-navy p { color: rgba(255,255,255,0.74); }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---------- Soluções ---------- */
.sol-card { display: flex; flex-direction: column; }
.sol-card .sol-foot { margin-top: auto; padding-top: 18px; }
.sol-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--arca-blue);
}
.sol-link svg { width: 15px; height: 15px; transition: transform 0.2s ease; }
.sol-link:hover svg { transform: translateX(4px); }

/* ---------- Plataforma ---------- */
.platform-shell { position: relative; padding-top: 40px; }
.platform-window {
  border-radius: var(--radius-lg);
  background: var(--arca-navy-deep);
  border: 1px solid var(--arca-navy-mid);
  box-shadow: 0 40px 90px rgba(16,26,44,0.35);
  overflow: hidden;
}
.platform-window .pw-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.platform-window .pw-body { padding: 20px; display: grid; grid-template-columns: 200px 1fr; gap: 14px; }
.pw-side {
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 12px;
  display: grid;
  gap: 8px;
  align-content: start;
}
.pw-side div {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.66);
  padding: 9px 12px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.pw-side div svg { width: 15px; height: 15px; color: rgba(255,255,255,0.5); }
.pw-side div.on { background: rgba(13,91,255,0.26); color: #fff; font-weight: 600; border-radius: 8px; }
.pw-main { display: grid; gap: 12px; }
.pw-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.pw-kpi {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  padding: 12px;
}
.pw-kpi small { display: block; font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.5); }
.pw-kpi strong { display: block; margin-top: 3px; font-size: 0.95rem; color: #fff; }
.pw-kpi strong i { font-style: normal; color: var(--arca-cyan); }
.pw-chart {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  padding: 16px;
  display: grid;
  gap: 12px;
}
.pw-chart h4 { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,0.55); }
.pw-bars { display: flex; align-items: flex-end; gap: 12px; height: 120px; }
.pw-bars span {
  flex: 1;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--arca-cyan), rgba(25,211,255,0.25));
  animation: barGrow 1.4s ease both;
  transform-origin: bottom;
}
@keyframes barGrow { from { transform: scaleY(0.12); opacity: 0.3; } to { transform: scaleY(1); opacity: 1; } }
.pw-float {
  position: absolute;
  right: 24px;
  top: -18px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 12px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--arca-ink);
}
.pw-float svg { width: 18px; height: 18px; color: var(--arca-green); }
.devices-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 26px;
  font-size: 0.82rem;
  color: var(--arca-muted);
}
.devices-note svg { width: 16px; height: 16px; }

/* ---------- Inteligência operacional ---------- */
.io-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 10px; }
.io-step {
  background: var(--arca-white);
  border: 1px solid var(--arca-line);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.io-step .n { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; color: var(--arca-blue); }
.io-step strong { display: block; margin-top: 6px; font-size: 0.95rem; }
.io-step small { display: block; margin-top: 4px; font-size: 0.78rem; color: var(--arca-muted); }
.io-step.hl { background: var(--arca-navy-deep); border-color: var(--arca-navy-deep); }
.io-step.hl .n, .io-step.hl strong { color: #fff; }
.io-step.hl small { color: var(--arca-cyan); }
.io-arrow { align-self: center; color: var(--arca-blue); }
.io-arrow svg { width: 20px; height: 20px; }

/* ---------- Vídeo telemetria ---------- */
.vt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.vt-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 30px 70px rgba(0,0,0,0.4); }
.vt-media img { width: 100%; height: 100%; object-fit: cover; }
.vt-media .vt-rec {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  background: rgba(11,21,48,0.85);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 99px;
  font-size: 0.74rem;
  font-weight: 600;
  color: #fff;
}
.vt-rec i { width: 9px; height: 9px; border-radius: 99px; background: #FF5252; animation: blink 1.6s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }
.vt-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.vt-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 99px;
  border: 1px solid var(--arca-line);
  background: var(--arca-white);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--arca-ink);
}
.vt-chip svg { width: 15px; height: 15px; color: var(--arca-blue); }
.vt-chip.warn svg { color: var(--arca-blue); }

/* ---------- Segmentos ---------- */
.seg-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3; }
.seg-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.seg-card:hover img { transform: scale(1.06); }
.seg-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,21,48,0.05) 30%, rgba(11,21,48,0.9) 100%);
}
.seg-card .seg-ph { position: absolute; inset: 0; display: grid; place-items: center; z-index: 0; }
.seg-card .seg-ph svg { width: 68px; height: 68px; color: rgba(255,255,255,0.9); }
.seg-t1 { background: linear-gradient(160deg, #1B3268 0%, #0B1530 100%); }
.seg-t2 { background: linear-gradient(160deg, #0D5BFF 0%, #0A3EBC 100%); }
.seg-t3 { background: linear-gradient(160deg, #12B5D6 0%, #0B4FA8 100%); }
.seg-t4 { background: linear-gradient(160deg, #0B1530 0%, #13234A 100%); }
.seg-t5 { background: linear-gradient(160deg, #1B3268 0%, #0A47CC 100%); }
.seg-t6 { background: linear-gradient(160deg, #13234A 0%, #1153B0 100%); }
.seg-card .seg-label {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 2;
  color: #fff;
}
.seg-card .seg-label strong { display: block; font-size: 1.05rem; }
.seg-card .seg-label span { display: block; font-size: 0.8rem; color: rgba(255,255,255,0.75); margin-top: 2px; }

/* ---------- Como funciona ---------- */
.how-flow { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; position: relative; }
.how-step { text-align: center; }
.how-step .node {
  width: 54px;
  height: 54px;
  margin: 0 auto;
  border-radius: 16px;
  background: var(--arca-blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(13,91,255,0.28);
  position: relative;
}
.how-step strong { display: block; margin-top: 14px; font-size: 0.9rem; }
.how-step small { display: block; margin-top: 4px; font-size: 0.76rem; color: var(--arca-muted); }
.how-line { position: absolute; top: 27px; left: calc(8.33% / 2 + 27px / 2); right: calc(8.33% / 2 + 27px / 2); height: 2px; background: linear-gradient(90deg, var(--arca-blue), var(--arca-cyan)); z-index: 0; }

/* ---------- Diferenciais ---------- */
.diff-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.diff-item { display: flex; gap: 16px; align-items: flex-start; }
.diff-item .icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; display: grid; place-items: center; background: var(--arca-surface-2); color: var(--arca-blue); }
.diff-item .icon svg { width: 21px; height: 21px; }
.diff-item h4 { font-size: 1.02rem; }
.diff-item p { margin-top: 6px; font-size: 0.9rem; color: var(--arca-graphite); }

/* ---------- Depoimentos / cases ---------- */
.case-card { display: flex; flex-direction: column; height: 100%; }
.case-card .case-tag { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--arca-blue); }
.case-card h3 { margin-top: 14px; }
.case-card p { margin-top: 12px; font-size: 0.9rem; color: var(--arca-graphite); }
.case-card .case-meta { margin-top: auto; padding-top: 20px; }
.case-quote { font-size: 1.05rem; color: var(--arca-ink); }
.case-quote svg { width: 26px; height: 26px; color: var(--arca-blue); opacity: 0.45; }

/* ---------- Cards ghost / placeholders ---------- */
.card.ghost { border-style: dashed; border-color: #CBD5E6; background: var(--arca-surface); }
.card.ghost:hover { transform: none; box-shadow: none; border-color: var(--arca-blue); }
.card.ghost h3 { font-size: 1.1rem; }
.ghost-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--arca-blue);
  border: 1px solid rgba(13,91,255,0.3);
  border-radius: 99px;
  padding: 4px 10px;
  background: rgba(13,91,255,0.06);
}
.ghost-badge + h3, .case-tag + h3 { margin-top: 16px; }

/* ---------- CTA ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-xl); padding: 64px 56px; }
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(560px 320px at 85% 10%, rgba(25,211,255,0.22), transparent 60%),
    radial-gradient(420px 300px at 8% 100%, rgba(13,91,255,0.35), transparent 60%);
  pointer-events: none;
}
.cta-band .container-slot { position: relative; }
.cta-band h2 { max-width: 700px; }
.cta-band p { margin-top: 16px; max-width: 640px; color: rgba(255,255,255,0.8); font-size: 1.05rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--arca-navy-deep); color: rgba(255,255,255,0.8); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 40px; padding-block: 64px; }
.footer-brand p { margin-top: 18px; font-size: 0.9rem; color: rgba(255,255,255,0.62); max-width: 320px; }
.footer-social { display: flex; gap: 10px; margin-top: 22px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.8);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.footer-social a:hover { background: var(--arca-blue); color: #fff; transform: translateY(-2px); }
.footer-social svg { width: 17px; height: 17px; }
.footer-col h4 { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #fff; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul a { color: rgba(255,255,255,0.66); font-size: 0.9rem; transition: color 0.2s ease; }
.footer-col ul a:hover { color: var(--arca-cyan); }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 12px; font-size: 0.88rem; color: rgba(255,255,255,0.66); }
.footer-contact svg { width: 16px; height: 16px; color: var(--arca-cyan); flex-shrink: 0; margin-top: 3px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-block: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-bottom-links a { color: rgba(255,255,255,0.55); }
.footer-bottom-links a:hover { color: #fff; }

/* ---------- WhatsApp float ---------- */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 120;
  width: 56px;
  height: 56px;
  border-radius: 99px;
  background: var(--arca-green);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 30px rgba(34,197,94,0.4);
  transition: transform 0.2s ease, background 0.2s ease;
}
.wa-float:hover { transform: scale(1.08); background: #1DB954; color: #fff; }
.wa-float svg { width: 27px; height: 27px; }

/* ---------- Animações de entrada ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }

/* ---------- Page / inner ---------- */
.page-hero {
  position: relative;
  overflow: hidden;
  background: var(--arca-navy-deep);
  color: #fff;
  padding-block: 84px 72px;
}
.page-hero h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); color: #fff; }
.page-hero .lead { margin-top: 20px; max-width: 640px; color: rgba(255,255,255,0.8); font-size: 1.1rem; }
.page-hero .crumbs { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: rgba(255,255,255,0.55); margin-bottom: 18px; }
.page-hero .crumbs a { color: rgba(255,255,255,0.75); }
.page-hero .crumbs a:hover { color: var(--arca-cyan); }

.breadcrumb-list { font-size: 0.85rem; color: var(--arca-muted); margin-bottom: 24px; display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumb-list a { color: var(--arca-blue); font-weight: 500; }

/* Contato form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.form-card {
  background: var(--arca-white);
  border: 1px solid var(--arca-line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.86rem; font-weight: 600; color: var(--arca-ink); margin-bottom: 7px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--arca-ink);
  padding: 12px 14px;
  border: 1px solid #CFD8E6;
  border-radius: 10px;
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--arca-blue);
  box-shadow: 0 0 0 3px rgba(13,91,255,0.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.78rem; color: var(--arca-muted); margin-top: 12px; }

.contact-info-card { list-style: none; display: grid; gap: 20px; }
.contact-info-card li { display: flex; gap: 14px; align-items: flex-start; }
.contact-info-card .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--arca-surface-2); color: var(--arca-blue); display: grid; place-items: center; flex-shrink: 0; }
.contact-info-card .icon svg { width: 20px; height: 20px; }
.contact-info-card strong { display: block; font-size: 0.95rem; }
.contact-info-card span { font-size: 0.9rem; color: var(--arca-graphite); }

/* FAQ */
.faq-item { border: 1px solid var(--arca-line); border-radius: var(--radius-md); background: var(--arca-white); margin-bottom: 12px; overflow: hidden; }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: transparent;
  border: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--arca-ink);
  text-align: left;
}
.faq-q svg { width: 18px; height: 18px; color: var(--arca-blue); transition: transform 0.25s ease; flex-shrink: 0; }
.faq-item[data-open="true"] .faq-q svg { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a p { padding: 0 22px 20px; font-size: 0.94rem; color: var(--arca-graphite); }

/* Blog */
.blog-card img { border-radius: 12px; aspect-ratio: 16/9; object-fit: cover; }
.blog-card .cat { font-size: 0.74rem; font-weight: 700; color: var(--arca-blue); text-transform: uppercase; letter-spacing: 0.06em; }
.blog-card h3 { margin-top: 10px; }
.blog-card p { margin-top: 8px; font-size: 0.9rem; color: var(--arca-graphite); }

/* ---------- Responsividade ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; padding-block: 64px; }
  .hero-visual { max-width: 640px; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .io-flow { grid-template-columns: 1fr auto 1fr; }
  .io-arrow.rot { transform: rotate(90deg); }
  .how-flow { grid-template-columns: repeat(3, 1fr); gap: 28px 12px; }
  .how-line { display: none; }
}

@media (max-width: 900px) {
  .nav-main, .header-actions .btn-primary, .client-link { display: none; }
  .menu-toggle { display: inline-flex; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2, .vt-grid, .contact-grid { grid-template-columns: 1fr; }
  .diff-list { grid-template-columns: 1fr; }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
  .section { padding-block: 64px; }
}

@media (max-width: 600px) {
  .container { padding-inline: 18px; }
  .section { padding-block: 52px; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .hero-ctas .btn { width: 100%; }
  .hero-features { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; padding-block: 44px; }
  .io-flow { grid-template-columns: 1fr; }
  .io-arrow { transform: rotate(90deg); justify-self: center; }
  .cta-band { padding: 44px 24px; }
  .cta-actions .btn { width: 100%; }
  .form-card { padding: 24px; }
  .pw-window .pw-body { grid-template-columns: 1fr; }
  .hv-top { grid-template-columns: 1fr 1fr; }
  .hv-spark { grid-column: 1 / -1; justify-self: center; width: 100%; height: 54px; justify-content: center; }
  .hv-kpis { grid-template-columns: repeat(2, 1fr); }
}

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

/* Acessibilidade */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--arca-blue);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 300;
  font-size: 0.86rem;
}
.skip-link:focus { left: 0; }