:root {
  --brand: #16a34a;           /* Verde GS TECH */
  --brand-2: #0ea5e9;         /* Acento opcional */
  --bg: #0b1020;              /* Fundo escuro */
  --surface: #0f172a;         /* Superfície */
  --text: #e5e7eb;            /* Texto */
  --muted: #9aa3b2;           /* Texto secundário */
  --line: rgba(255,255,255,.08);
  --radius: 16px;
  --field: #22c55e;           /* Destaque suporte de rua */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, 'Helvetica Neue', Arial;
  color: var(--text);
  background: var(--bg);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1200px, 92%); margin: 0 auto; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-weight: 800;
  color: var(--brand);
}

.brand, .btn { transition: transform .2s ease; }
.brand:active, .btn:active { transform: translateY(1px); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: saturate(160%) blur(8px);
  background: linear-gradient(180deg, rgba(15,23,42,.85), rgba(15,23,42,.6));
  border-bottom: 1px solid var(--line);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 72px;
  gap: 60px;
}

/* Desktop: mantém o logo à esquerda sem depender de % (mais estável) */
.header-inner .brand {
  position: absolute;
  left: 4%;
  top: 50%;
  transform: translateY(-50%);
}

.nav .menu {
  display: flex;
  align-items: center;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav .menu a { padding: 10px 6px; color: #cbd5e1; }
.nav .menu a:hover { color: white; }
.nav .btn-primary { margin-left: 6px; }

.nav-toggle {
  display: none;
  appearance: none;
  border: 0;
  background: rgba(255,255,255,.06);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

@media (max-width: 900px) {
  .header-inner {
    justify-content: space-between;
    gap: 12px;
  }

  /* Mobile: logo deixa de ser absoluto para não quebrar layout */
  .header-inner .brand {
    position: static;
    transform: none;
  }

  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }

  .nav .menu {
    position: absolute;
    right: 4%;
    top: 76px;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 12px;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,.35);
    display: none;
  }

  .nav .menu.open { display: grid; gap: 8px; width: min(320px, 92vw); }
}

/* Hero */
.hero {
  padding: 96px 0 48px;
  background: radial-gradient(60% 80% at 50% 10%, rgba(22,163,74,.32), rgba(2,6,23,0));
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 40px;
}

.hero-copy h1 {
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.08;
  margin: 12px 0 10px;
}

.badge {
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: #dcfce7;
  background: rgba(34,197,94,.18);
  border: 1px solid rgba(34,197,94,.35);
  padding: 6px 10px;
  border-radius: 999px;
}

.hero-copy p {
  color: #cbd5e1;
  font-size: 18px;
  max-width: 620px;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
}

.hero-highlights li {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  padding: 14px;
  border-radius: 14px;
  font-size: 14px;
  color: #d1d5db;
}

.hero-highlights li:first-child {
  border-color: rgba(34,197,94,.45);
  background: rgba(34,197,94,.10);
}

.hero-media img {
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(2,6,23,.45);
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-highlights { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
  .hero-highlights { grid-template-columns: 1fr; }
}

/* Sections */
.section { padding: 72px 0; }

.section-alt {
  background: rgba(255,255,255,.04);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head { text-align: center; margin-bottom: 26px; }

.section-head h2 {
  font-size: clamp(24px, 3vw, 36px);
  margin: 0 0 6px;
}

.section-head p { color: var(--muted); }

/* Grids */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
}

/* Cards */
.card {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  position: relative;
}

.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: #cbd5e1; }

/* Destaque visual para SUPORTE DE RUA */
.card.support,
.showcase-card.support {
  border-color: rgba(34,197,94,.45);
  background: linear-gradient(180deg, rgba(34,197,94,.14), rgba(255,255,255,.03));
}

.card.support::before,
.showcase-card.support::before {
  content: "SUPORTE DE RUA";
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 10px;
  letter-spacing: .12em;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(34,197,94,.18);
  border: 1px solid rgba(34,197,94,.4);
  color: #dcfce7;
}

/* Features */
.features .feature {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}

.features h3 { margin: 0 0 8px; font-size: 18px; }
.features ul { margin: 0; padding-left: 18px; color: #cbd5e1; }

/* CTA */
.cta-box {
  text-align: center;
  background: linear-gradient(180deg, rgba(34,197,94,.16), rgba(255,255,255,.02));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
}

/* Contato */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 900px){
  .contact-grid { grid-template-columns: 1fr; }
}

.bullets { list-style: disc; padding-left: 18px; color: #cbd5e1; }

.form {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: 12px;
}

.form label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; }

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0b1224;
  color: var(--text);
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: rgba(34,197,94,.6);
  box-shadow: 0 0 0 3px rgba(34,197,94,.18);
}

.form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.form-msg { color: #cbd5e1; font-size: 14px; }
.disclaimer { color: var(--muted); font-size: 12px; }

/* FAQ */
.faq details {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: #cbd5e1; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); background: #0b1224; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .9fr;
  gap: 20px;
  padding: 28px 0;
}

@media (max-width: 900px){
  .footer-grid { grid-template-columns: 1fr; }
}

.site-footer h4 { margin: 0 0 10px; }
.site-footer p, .site-footer li { color: #b8c0cf; }

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.copyright {
  border-top: 1px solid var(--line);
  text-align: center;
  color: #9aa3b2;
  padding: 14px 0;
  font-size: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid var(--line);
  cursor: pointer;
  font-weight: 700;
  color: #0b1224;
  background: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-ghost:hover { background: rgba(255,255,255,.06); }

.btn-primary {
  background: var(--brand);
  border-color: rgba(34,197,94,.6);
  color: #04110b;
  box-shadow: 0 10px 30px rgba(34,197,94,.32);
}

.btn-primary:hover { filter: brightness(1.06); }

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(14px);
  transition: all .6s cubic-bezier(.2,.8,.2,1);
}

.fade-up.reveal {
  opacity: 1;
  transform: translateY(0);
}

/* Showcase */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.showcase-card {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  position: relative;
}

.showcase-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-content { padding: 16px 16px 18px; }
.showcase-content h3 { margin: 0 0 8px; }
.showcase-content p { margin: 0 0 12px; opacity: .92; }
.showcase-list { margin: 0; padding-left: 18px; opacity: .95; }
.showcase-list li { margin: 6px 0; }

@media (max-width: 860px) {
  .showcase-grid { grid-template-columns: 1fr; }
}

/* WhatsApp flutuante (mobile-first) */
.zap-float{
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: none;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 999px;
  background: rgba(34,197,94,.92);
  color: #04110b;
  font-weight: 800;
  border: 1px solid rgba(34,197,94,.55);
  box-shadow: 0 14px 40px rgba(34,197,94,.18);
  backdrop-filter: blur(8px);
}

.zap-dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #052e16;
  box-shadow: 0 0 0 5px rgba(5,46,22,.14);
}

@media (max-width: 860px){
  .zap-float{ display: inline-flex; }
}

/* =========================================================
   Carrossel de marcas (FAQ) — apenas adicionado (não remove nada)
   ========================================================= */

.brands{
  margin-top: 22px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
}

.brands-title{
  margin: 0 0 12px;
  text-align: center;
  font-weight: 800;
  color: #dbeafe;
  letter-spacing: .02em;
}

.brands-note{
  margin: 10px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.brands-marquee{
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(2,6,23,.25);
}

/* Fade nas laterais */
.brands-marquee::before,
.brands-marquee::after{
  content: "";
  position: absolute;
  top: 0;
  width: 80px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.brands-marquee::before{
  left: 0;
  background: linear-gradient(90deg, rgba(11,16,32,1), rgba(11,16,32,0));
}

.brands-marquee::after{
  right: 0;
  background: linear-gradient(270deg, rgba(11,16,32,1), rgba(11,16,32,0));
}

/* Track que anda (tem que ter 2 blocos iguais dentro do track) */
.brands-track{
  display: flex;
  flex-wrap: nowrap;
  width: max-content;
  will-change: transform;
  animation: brands-scroll 17s linear infinite;
}

.brands-row{
  display: flex;
  align-items: center;
  gap: 34px;
  padding: 14px 18px;
  flex: 0 0 auto;     /* garante que cada “row” não encolha */
  flex-shrink: 0;     /* evita quebrar o loop */
}

/* Logos */
.brands-row img{
  height: 32px;
  width: auto;
  opacity: .85;
  filter: grayscale(100%);
  transition: opacity .2s ease, filter .2s ease, transform .2s ease;
}

.brands-row img:hover{
  opacity: 1;
  filter: grayscale(0%);
  transform: translateY(-1px);
}

/* Loop infinito: anda exatamente a largura de 1 bloco (metade do track, pois tem 2 iguais) */
@keyframes brands-scroll{
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Pausa ao passar o mouse */
.brands-marquee:hover .brands-track{
  animation-play-state: paused;
}

/* Pausa quando passar o mouse em QUALQUER parte do carrossel */
.brands:hover .brands-track,
.brands-marquee:hover .brands-track,
.brands-track:hover {
  animation-play-state: paused;
}


/* Acessibilidade: em vez de desligar, só desacelera */
@media (prefers-reduced-motion: reduce){
  .brands-track{ animation-duration: 60s; }
}

/* Ajustes mobile */
@media (max-width: 520px){
  .brands-row{ gap: 22px; }
  .brands-row img{ height: 26px; }
  .brands-marquee::before,
  .brands-marquee::after{ width: 48px; }
}