/* ================================================================
   FOURGOV — Design System
   Dark theme · Roxo/Violeta · Inter Font
   ================================================================ */

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

/* ── Design Tokens ────────────────────────────────────────────── */
:root {
  /* Colors */
  --color-bg:              #000000;
  --color-surface:         #0a0a0a;
  --color-surface-2:       #111111;
  --color-primary:         #ff00df;
  --color-primary-bright:  #ff00df;
  --color-accent:          #ff00df;
  --color-accent-soft:     rgba(255, 0, 223, 0.12);
  --color-text-primary:    #ffffff;
  --color-text-secondary:  rgba(233, 233, 233, 0.75);
  --color-text-muted:      rgba(233, 233, 233, 0.45);
  --color-border:          rgba(255, 255, 255, 0.08);
  --color-border-hover:    rgba(255, 0, 223, 0.40);

  /* Gradients */
  --gradient-primary:  linear-gradient(135deg, #c400ab 0%, #ff00df 100%);
  --gradient-purple-dark: linear-gradient(135deg, #0a0a0a 0%, #000000 100%);

  /* Typography */
  --font-family:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs:   0.75rem;   /* 12px */
  --font-size-sm:   0.875rem;  /* 14px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-lg:   1.125rem;  /* 18px */
  --font-size-xl:   1.25rem;   /* 20px */
  --font-size-2xl:  1.5rem;    /* 24px */
  --font-size-3xl:  1.875rem;  /* 30px */
  --font-size-4xl:  2.25rem;   /* 36px */
  --font-size-5xl:  3rem;      /* 48px */
  --font-size-6xl:  3.75rem;   /* 60px */
  --font-size-7xl:  4.5rem;    /* 72px */

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card:    0 1px 3px rgba(0,0,0,0.5), 0 0 0 1px var(--color-border);
  --shadow-hover:   0 0 30px rgba(255, 0, 223, 0.15), 0 0 0 1px rgba(255, 0, 223, 0.25);
  --shadow-glow:    0 0 60px rgba(255, 0, 223, 0.25);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Layout */
  --container-max: 1400px;
  --container-pad: clamp(1rem, 2.5vw, 1.5rem);

  /* Navbar */
  --navbar-height: 72px;
}

/* ── Base ─────────────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-height);
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ── Custom Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb {
  background: rgba(255, 0, 223, 0.4);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 0, 223, 0.7); }

/* ── Text Selection ───────────────────────────────────────────── */
::selection {
  background: rgba(255, 0, 223, 0.35);
  color: #fff;
}

/* ── Grain texture for atmospheric depth ─────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 300px 300px;
}

img, svg { display: block; }

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

/* ── Skip Navigation (a11y) ──────────────────────────────────── */
.skip-nav {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-6);
  background: var(--color-primary-bright);
  color: #fff;
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transform: translateY(-120%);
  transition: transform var(--transition-base);
}
.skip-nav:focus { transform: translateY(0); }

/* ── Focus Styles (accessibility) ────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ── Container ────────────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ── Utility ──────────────────────────────────────────────────── */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.break-desktop { display: none; }
@media (min-width: 768px) { .break-desktop { display: inline; } }

/* ── Scroll Reveal ────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

[data-reveal].visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-family);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

.btn--sm  { padding: var(--space-2) var(--space-5); font-size: var(--font-size-sm); }
.btn--lg  { padding: var(--space-4) var(--space-8); font-size: var(--font-size-base); }

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
}
.btn--primary:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}
.btn--primary:active { transform: translateY(0); filter: brightness(1); }

.btn--outline {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border);
}
.btn--outline:hover {
  border-color: rgba(255,0,223,0.5);
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.btn--white {
  background: #fff;
  color: var(--color-primary);
  border-color: transparent;
  font-weight: 700;
}
.btn--white:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.btn--white:active,
.btn--outline:active,
.btn--outline-white:active { transform: translateY(0) scale(0.98); }

.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

/* ── Section Labels & Headings ────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  flex-shrink: 0;
}

.section-label--light { color: rgba(255, 0, 223, 0.8); }

.section-heading {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.section-sub {
  margin-top: var(--space-4);
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 540px;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header .section-sub {
  margin-inline: auto;
}

/* ════════════════════════════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--navbar-height);
  border-bottom: 1px solid transparent;
  transition: background var(--transition-base), border-color var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--color-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  height: var(--navbar-height);
  gap: var(--space-8);
}

/* Logo */
.navbar__logo,
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 800;
  font-size: var(--font-size-xl);
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--color-text-primary);
  flex-shrink: 0;
}

.logo-img {
  height: 28px;
  width: auto;
  display: block;
}

/* Nav links */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-left: auto;
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* CTA */
.navbar__cta { margin-left: var(--space-4); }

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
}

.bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar__hamburger[aria-expanded="true"] .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger[aria-expanded="true"] .bar:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger[aria-expanded="true"] .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6) var(--container-pad) var(--space-8);
  background: rgba(0, 0, 0, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  /* Animated hide/show */
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 380ms cubic-bezier(0.4, 0, 0.2, 1),
              opacity 280ms ease,
              padding 280ms ease;
  padding-top: 0;
  padding-bottom: 0;
}

.mobile-menu.open {
  max-height: 420px;
  opacity: 1;
  padding-top: var(--space-6);
  padding-bottom: var(--space-8);
}

.mobile-menu__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-menu__links .nav-link {
  padding: var(--space-3) 0;
  font-size: var(--font-size-base);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__cta {
  margin-top: var(--space-4);
  justify-content: center;
}

/* ════════════════════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--navbar-height);
  overflow: hidden;
}

/* Dot grid texture */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

/* Bottom fade to trust bar */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  pointer-events: none;
  z-index: 2;
}

/* Orb layers */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  will-change: opacity, transform;
}

.hero-orb-1 {
  width: 900px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(255, 0, 223, 0.35) 0%, rgba(255, 0, 223, 0.08) 60%, transparent 80%);
  filter: blur(60px);
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  animation: orbPulse 8s ease-in-out infinite;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 0, 223, 0.4) 0%, transparent 70%);
  filter: blur(40px);
  top: 60px;
  right: -80px;
  animation: orbPulse 6s ease-in-out infinite reverse;
}

.hero-orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 0, 223, 0.25) 0%, transparent 70%);
  filter: blur(80px);
  top: 120px;
  left: -60px;
  animation: orbPulse 10s ease-in-out infinite 2s;
}

@keyframes orbPulse {
  0%, 100% { opacity: 0.85; transform: translateX(-50%) scale(1); }
  50%       { opacity: 1;    transform: translateX(-50%) scale(1.04); }
}

.hero-orb-2, .hero-orb-3 {
  animation-name: orbPulseSingle;
}

@keyframes orbPulseSingle {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.08); }
}

.hero__inner {
  position: relative;
  z-index: 1;
  padding-top: var(--space-20);
  padding-bottom: var(--space-32);
}

/* Badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 0, 223, 0.12);
  border: 1px solid rgba(255, 0, 223, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
  animation: badgeBorderPulse 3s ease-in-out infinite;
}

@keyframes badgeBorderPulse {
  0%, 100% { border-color: rgba(255, 0, 223, 0.25); box-shadow: 0 0 0 0 rgba(255, 0, 223, 0); }
  50% { border-color: rgba(255, 0, 223, 0.6); box-shadow: 0 0 12px 2px rgba(255, 0, 223, 0.15); }
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

/* Heading */
.hero__heading {
  font-size: clamp(2rem, 4vw, var(--font-size-5xl));
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  max-width: 720px;
}

.hero__sub {
  font-size: clamp(var(--font-size-base), 2vw, var(--font-size-xl));
  color: var(--color-text-secondary);
  max-width: 580px;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero__scroll svg {
  animation: scrollArrow 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; }
}

@keyframes scrollArrow {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(4px); }
}

/* ════════════════════════════════════════════════════════════════
   TRUST BAR
   ════════════════════════════════════════════════════════════════ */
.trust-bar {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-10) 0;
}

.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.trust-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  text-align: center;
  min-width: 140px;
}

.trust-stat__number {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-4xl));
  font-weight: 900;
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.trust-stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
}

.trust-divider {
  width: 1px;
  height: 48px;
  background: var(--color-border);
  flex-shrink: 0;
}

/* ════════════════════════════════════════════════════════════════
   SOBRE
   ════════════════════════════════════════════════════════════════ */
.sobre {
  padding: var(--space-32) 0;
}

.sobre__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.sobre__content { max-width: 560px; }

.sobre__text {
  color: var(--color-text-secondary);
  margin-top: var(--space-5);
  font-size: var(--font-size-base);
  line-height: 1.75;
}

.sobre__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-8);
}

.tag {
  padding: var(--space-1) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
}

/* Sobre graphic */
.sobre__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.sobre-graphic {
  position: relative;
  width: 340px;
  height: 340px;
}

.sobre-connectors {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.sobre-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  min-width: 80px;
  text-align: center;
  transition: border-color var(--transition-base);
}

.sobre-node:hover { border-color: var(--color-border-hover); }

.sobre-node__icon { font-size: 1.5rem; line-height: 1; }
.sobre-node__label { font-size: var(--font-size-xs); font-weight: 600; color: var(--color-text-secondary); white-space: nowrap; }

.sobre-node--center    { top: 50%; left: 50%; transform: translate(-50%, -50%); background: rgba(255,0,223,0.18); border-color: rgba(255,0,223,0.5); z-index: 1; box-shadow: 0 0 24px rgba(255,0,223,0.2); }
.sobre-node--top-left  { top: 10px; left: 10px; }
.sobre-node--top-right { top: 10px; right: 10px; }
.sobre-node--bottom-left  { bottom: 10px; left: 10px; }
.sobre-node--bottom-right { bottom: 10px; right: 10px; }

/* ════════════════════════════════════════════════════════════════
   PRODUTOS / SOLUÇÕES
   ════════════════════════════════════════════════════════════════ */
.solucoes {
  padding: var(--space-32) 0;
  background: var(--color-surface);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* Product Card */
.product-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  cursor: default;
}

/* Top shimmer line on hover */
.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,0,223,0.8), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.product-card:hover::before { opacity: 1; }

.product-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.product-card:hover .product-card__arrow {
  transform: translateX(4px);
}

/* Featured */
.product-card--featured {
  border-color: rgba(255, 0, 223, 0.3);
  background: linear-gradient(135deg, rgba(255,0,223,0.08) 0%, var(--color-bg) 100%);
}

.product-card--featured::before {
  background: linear-gradient(90deg, transparent 0%, rgba(255,0,223,0.9) 50%, transparent 100%);
  width: 60%;
  left: -60%;
  opacity: 1;
  animation: shimmerSlide 3.5s ease-in-out infinite 1s;
}

@keyframes shimmerSlide {
  0%   { left: -60%; opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

.product-card--featured:hover {
  border-color: rgba(255, 0, 223, 0.6);
  box-shadow: 0 0 40px rgba(255, 0, 223, 0.2);
}

.product-card__badge {
  position: absolute;
  top: -12px;
  left: var(--space-6);
  padding: var(--space-1) var(--space-3);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.product-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  flex-shrink: 0;
}

.product-card__name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}

.product-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  flex: 1;
}

.product-card__items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.product-card__items li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.product-card__items li::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.product-card__more {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
}

.product-card__arrow {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  transition: transform var(--transition-base);
}

/* ════════════════════════════════════════════════════════════════
   DIFERENCIAIS
   ════════════════════════════════════════════════════════════════ */
.diferenciais {
  padding: var(--space-32) 0;
  background: linear-gradient(180deg, #050505 0%, #000000 100%);
  position: relative;
  overflow: hidden;
}

.diferenciais::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,0,223,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 0;
}

.diferenciais .container { position: relative; z-index: 1; }

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.diferencial-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition-base), background var(--transition-base);
}

.diferencial-card:hover {
  border-color: rgba(255,0,223,0.25);
  background: rgba(255,0,223,0.05);
}

.diferencial-card__num {
  font-size: var(--font-size-4xl);
  font-weight: 900;
  letter-spacing: -0.03em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.diferencial-card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
}

.diferencial-card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ════════════════════════════════════════════════════════════════
   COMO FUNCIONA
   ════════════════════════════════════════════════════════════════ */
.como-funciona {
  padding: var(--space-32) 0;
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-base);
}

.step:hover { border-color: rgba(255,0,223,0.3); }

.step__number {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

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

.step__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.step-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-3);
  color: var(--color-text-muted);
  padding-top: calc(var(--space-8) + 1.5rem);
  flex-shrink: 0;
}

.step-connector__line {
  display: none;
}

/* ════════════════════════════════════════════════════════════════
   CTA SECTION
   ════════════════════════════════════════════════════════════════ */
.cta-section {
  position: relative;
  padding: var(--space-32) 0;
  overflow: hidden;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0d0010 0%, #000000 50%, #080008 100%);
  z-index: 0;
}

.cta-section__bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(255,0,223,0.4) 0%, transparent 70%);
  filter: blur(60px);
}

.cta-section__inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-section__heading {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

.cta-section__sub {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-10);
  max-width: 500px;
  margin-inline: auto;
}

.cta-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

.cta-section__whatsapp {
  margin-top: var(--space-6);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
}

.cta-section__whatsapp a {
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-base);
}

.cta-section__whatsapp a:hover {
  color: #fff;
}

/* ════════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════════ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-16);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
}

.footer__tagline {
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  max-width: 220px;
}

.footer__col-title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer__links a:hover { color: var(--color-text-primary); }

.footer__links--contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer__links--contact svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-text-muted);
}

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--space-5) 0;
}

.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer__bottom p {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ════════════════════════════════════════════════════════════════
   RESPONSIVIDADE
   ════════════════════════════════════════════════════════════════ */

/* Tablet (≤1024px) */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .diferenciais-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer__col--brand {
    grid-column: 1 / -1;
  }

  .steps {
    flex-direction: column;
  }

  .step-connector {
    flex-direction: row;
    padding: var(--space-3) var(--space-8);
    padding-top: var(--space-3);
    width: 100%;
  }

  .step-connector__line {
    display: block;
    flex: 1;
    height: 1px;
    background: var(--color-border);
  }
}

/* Mobile (≤768px) */
@media (max-width: 768px) {
  :root {
    --navbar-height: 64px;
  }

  .navbar__links,
  .navbar__cta {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

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

  .sobre__visual {
    display: none;
  }

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

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

  .steps {
    flex-direction: column;
    gap: var(--space-4);
  }

  .step-connector {
    flex-direction: row;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    width: 100%;
    padding-top: var(--space-2);
    justify-content: center;
  }

  .step-connector__line {
    display: block;
    flex: 1;
    height: 1px;
    background: var(--color-border);
  }

  .trust-bar__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .trust-divider { display: none; }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom .container {
    flex-direction: column;
    text-align: center;
  }

  .hero__inner {
    padding-top: var(--space-12);
    padding-bottom: var(--space-20);
  }
}

/* Small mobile (≤480px) */
@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-section__actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-section__actions .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
}

/* ════════════════════════════════════════════════════════════════
   PRODUTO DOBRA — Seções individuais por produto
   ════════════════════════════════════════════════════════════════ */
.produto-dobra {
  padding: var(--space-16) 0;
}

.produto-dobra--alt {
  background: var(--color-surface);
}

.produto-dobra__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

/* Layout reverso: visual à esquerda, conteúdo à direita */
.produto-dobra__inner--reverse .produto-dobra__content { order: 2; }
.produto-dobra__inner--reverse .produto-dobra__visual  { order: 1; }

.produto-dobra__desc {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.75;
  margin-top: var(--space-5);
}

.produto-dobra__features {
  list-style: none;
  margin: var(--space-6) 0 var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.produto-dobra__features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.produto-dobra__features li svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Visual column */
.produto-dobra__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.produto-dobra__card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.produto-dobra__card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-glow);
}

.produto-dobra__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-lg);
  color: var(--color-accent);
}

/* Mockup container */
.produto-dobra__mockup {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Progress bar rows */
.mockup-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.mockup-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-2);
}

.mockup-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.mockup-pct {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
}

.mockup-track {
  flex: 1;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  overflow: hidden;
}

.mockup-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-accent) 0%, rgba(255,0,223,0.3) 100%);
}

/* Camera grid (videomonitoramento) */
.mockup-cameras {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.mockup-camera {
  aspect-ratio: 16/9;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.mockup-camera::before {
  content: '';
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34,197,94,0.6);
}

.mockup-camera svg {
  color: var(--color-text-muted);
  opacity: 0.35;
}

/* Security status list */
.mockup-status-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mockup-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.mockup-status__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.mockup-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mockup-status__dot--ok   { background: #22c55e; box-shadow: 0 0 6px rgba(34,197,94,0.5); }
.mockup-status__dot--warn { background: #eab308; box-shadow: 0 0 6px rgba(234,179,8,0.5); }

/* Dashboard metrics (H4G) */
.mockup-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.mockup-metric {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mockup-metric__val {
  font-size: var(--font-size-xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.mockup-metric__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* City node map (cidades inteligentes) */
.mockup-map {
  position: relative;
  height: 160px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.mockup-map svg {
  width: 100%;
  height: 100%;
}

/* Product card footer link */
.product-card__more-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition-fast), gap var(--transition-base);
  gap: var(--space-2);
}

.product-card__more-link:hover {
  color: var(--color-text-primary);
}

.product-card__more-link:hover .product-card__arrow {
  transform: translateX(4px);
}

/* Dashboard mockup unificado */
.mockup-dashboard {
  display: flex;
  width: 100%;
  height: 240px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.mockup-dash__sidebar {
  width: 48px;
  background: rgba(255,255,255,0.03);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-3) 0;
  gap: var(--space-2);
  flex-shrink: 0;
}

.mockup-dash__logo {
  width: 20px;
  height: 20px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,0,223,0.3);
  margin-bottom: var(--space-2);
}

.mockup-dash__nav { display: flex; flex-direction: column; gap: var(--space-2); }
.mockup-dash__nav-item {
  width: 24px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-border);
}
.mockup-dash__nav-item--active {
  background: var(--color-accent);
  opacity: 0.8;
}

.mockup-dash__main {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-3);
  gap: var(--space-2);
  min-width: 0;
}

.mockup-dash__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mockup-dash__title-bar {
  height: 6px;
  width: 40%;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15);
}
.mockup-dash__badge {
  height: 14px;
  width: 48px;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  border: 1px solid rgba(255,0,223,0.25);
}

.mockup-dash__chart {
  height: 48px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.mockup-dash__chart svg { display: block; width: 100%; height: 100%; }

.mockup-dash__rows { display: flex; flex-direction: column; gap: var(--space-1); flex: 1; }
.mockup-dash__row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  background: rgba(255,255,255,0.025);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}
.mockup-dash__row:first-child { border-color: rgba(255,0,223,0.15); }

.mockup-dash__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.mockup-dash__dot--accent { background: var(--color-accent); }
.mockup-dash__dot--ok     { background: #22c55e; }
.mockup-dash__dot--warn   { background: #eab308; }
.mockup-dash__dot--muted  { background: var(--color-border); }

.mockup-dash__cell {
  height: 6px;
  flex: 1;
  border-radius: var(--radius-full);
  background: var(--color-border);
}
.mockup-dash__cell--wide { flex: 2; }
.mockup-dash__cell--sm   { flex: 0.5; }

/* KPI strip no dashboard */
.mockup-dash__kpis {
  display: flex;
  gap: var(--space-2);
}
.mockup-dash__kpi {
  flex: 1;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.mockup-dash__kpi-val {
  height: 8px;
  width: 55%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #ff00df, rgba(255,0,223,0.4));
}
.mockup-dash__kpi-val--alt { width: 40%; background: rgba(255,255,255,0.2); }
.mockup-dash__kpi-lbl { height: 4px; width: 80%; border-radius: var(--radius-full); background: var(--color-border); }

/* Camera grid no dashboard (Videomonitoramento) */
.mockup-dash__cameras {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1);
  height: 52px;
  flex-shrink: 0;
}
.mockup-dash__cam {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  position: relative;
}
.mockup-dash__cam::after {
  content: '';
  position: absolute;
  top: 3px;
  right: 3px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #22c55e;
}
.mockup-dash__cam:last-child::after { background: #eab308; }

/* Variantes de badge */
.mockup-dash__badge--ok   { background: rgba(34,197,94,0.15);  border-color: rgba(34,197,94,0.3); }
.mockup-dash__badge--live { background: rgba(239,68,68,0.15);  border-color: rgba(239,68,68,0.3); }
.mockup-dash__badge--alt  { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }

/* Topbar duplo (Cidades) */
.mockup-dash__topbar--dual { gap: var(--space-1); }

/* Chart menor (Videomonitoramento) */
.mockup-dash__chart--sm { height: 32px; }

/* Como Funciona CTA */
.como-funciona__cta {
  display: flex;
  justify-content: center;
  margin-top: var(--space-12);
}

/* Responsive */
@media (max-width: 1024px) {
  .produto-dobra__inner { gap: var(--space-10); }
}

@media (max-width: 768px) {
  .produto-dobra__inner {
    grid-template-columns: 1fr;
  }

  .produto-dobra__inner--reverse .produto-dobra__content,
  .produto-dobra__inner--reverse .produto-dobra__visual {
    order: unset;
  }

  .produto-dobra__visual { display: none; }
}