/* =========================================================
   MatrixGate — Design system (Verde / Dourado / Preto)
   ========================================================= */

:root {
  --black: #08090a;
  --black-2: #101214;
  --black-3: #17191c;
  --green-950: #062c1e;
  --green-900: #0b4d34;
  --green-800: #0f5c3e;
  --green-700: #157849;
  --green-500: #1f9d5e;
  --gold-900: #8a6d1f;
  --gold-700: #b4922c;
  --gold-500: #c9a227;
  --gold-400: #d9b94a;
  --gold-200: #e9d38a;
  --white: #f8f7f2;
  --off-white: #eef0ec;
  --gray-300: #c7cdc8;
  --gray-500: #8b948d;
  --gray-700: #565f59;

  --font-heading: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1180px;

  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-gold: 0 0 0 1px rgba(201, 162, 39, 0.25), 0 10px 30px rgba(0, 0, 0, 0.45);
  --transition: 0.25s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black-2);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); margin: 0 0 0.5em; line-height: 1.2; font-weight: 600; }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
}

section { position: relative; }

.section-pad { padding: 96px 0; }
@media (max-width: 768px) {
  .section-pad { padding: 64px 0; }
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-700);
  margin-bottom: 14px;
}
.section-eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--gold-500);
}
.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  color: var(--black);
}
.section-head p {
  color: var(--gray-700);
  font-size: 1.05rem;
  margin-top: 12px;
}
.on-dark .section-head p { color: var(--gray-300); }
.on-dark .section-head h2 { color: var(--white); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1.5px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-700));
  color: var(--black);
  box-shadow: 0 8px 22px rgba(201, 162, 39, 0.35);
}
.btn-gold:hover { box-shadow: 0 12px 28px rgba(201, 162, 39, 0.45); }
.btn-outline {
  border-color: rgba(248, 247, 242, 0.35);
  color: var(--white);
}
.btn-outline:hover { border-color: var(--gold-500); color: var(--gold-200); }
.btn-outline-dark {
  border-color: rgba(11, 77, 52, 0.35);
  color: var(--green-900);
}
.btn-outline-dark:hover { border-color: var(--green-800); background: rgba(11, 77, 52, 0.06); }
.btn-green {
  background: linear-gradient(135deg, var(--green-700), var(--green-950));
  color: var(--white);
  box-shadow: 0 8px 22px rgba(11, 77, 52, 0.35);
}
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.65; cursor: not-allowed; transform: none; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  padding: 18px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.site-header.is-scrolled {
  background: rgba(8, 9, 10, 0.92);
  backdrop-filter: blur(10px);
  padding: 10px 0;
  box-shadow: 0 6px 24px rgba(0,0,0,0.35);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  height: 46px;
  width: 46px;
  border-radius: 50%;
  background: var(--white);
  padding: 3px;
  box-shadow: 0 0 0 2px rgba(201,162,39,0.55);
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-text strong {
  font-family: var(--font-heading);
  color: var(--white);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.brand-text span {
  color: var(--gold-400);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.main-nav a {
  color: var(--gray-300);
  font-size: 0.94rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}
.main-nav a:hover { color: var(--white); }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--gold-500);
  transition: width var(--transition);
}
.main-nav a:hover::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}
.header-phone .icon { color: var(--gold-500); font-size: 1.1rem; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  padding: 4px;
}

@media (max-width: 960px) {
  .main-nav { display: none; }
  .header-phone span { display: none; }
  .header-actions .btn-gold { display: none; }
  .nav-toggle { display: inline-flex; }
}

@media (max-width: 420px) {
  .brand-text span { display: none; }
  .header-phone { display: none; }
}

.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(6, 7, 8, 0.98);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}
.mobile-nav.is-open {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.mobile-nav a { font-size: 1.4rem; color: var(--white); font-family: var(--font-heading); }
.mobile-nav .btn-gold { margin-top: 10px; }
.mobile-nav-close {
  position: absolute;
  top: 22px; right: 24px;
  background: none; border: none; color: var(--white); font-size: 1.8rem;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, rgba(31, 157, 94, 0.28), transparent 60%),
    radial-gradient(ellipse 60% 50% at 100% 100%, rgba(201, 162, 39, 0.18), transparent 60%),
    linear-gradient(180deg, var(--black) 0%, var(--black-2) 60%, var(--green-950) 140%);
  overflow: hidden;
  padding-top: 120px;
  padding-bottom: 60px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,162,39,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,162,39,0.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 30%, black 20%, transparent 75%);
  pointer-events: none;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(201, 162, 39, 0.1);
  border: 1px solid rgba(201, 162, 39, 0.35);
  color: var(--gold-200);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 26px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  letter-spacing: -0.01em;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--gold-200), var(--gold-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  color: var(--gray-300);
  font-size: 1.12rem;
  max-width: 560px;
  margin-bottom: 34px;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 46px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--gray-300);
  font-size: 0.86rem;
  font-weight: 500;
}
.hero-trust-item .icon { color: var(--gold-500); font-size: 1.2rem; flex-shrink: 0; }

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual .badge-ring {
  position: relative;
  width: min(380px, 80vw);
  aspect-ratio: 1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 35% 30%, rgba(31,157,94,0.35), rgba(8,9,10,0) 70%);
}
.hero-visual .badge-ring::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(201, 162, 39, 0.35);
  animation: spin 40s linear infinite;
}
.hero-visual img {
  width: 72%;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.55));
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-ctas, .hero-trust { justify-content: center; }
  .hero-visual { order: -1; margin-bottom: 20px; }
  .hero-visual .badge-ring { width: 220px; }
  .hero p.lead { margin-left: auto; margin-right: auto; }
}

/* ---------- About ---------- */
.about {
  background: var(--white);
}
.about .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-visual {
  position: relative;
  background: linear-gradient(150deg, var(--green-950), var(--black-2));
  border-radius: 20px;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(201,162,39,0.25);
}
.about-visual img { width: 60%; }
.about h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); color: var(--black); }
.about .lead-text { color: var(--gray-700); font-size: 1.05rem; }
.about-checks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 34px;
}
.about-checks li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--black-2);
}
.about-checks .icon { color: var(--green-800); flex-shrink: 0; margin-top: 3px; font-size: 1.2rem; }

@media (max-width: 860px) {
  .about .container { grid-template-columns: 1fr; }
  .about-visual { order: -1; }
  .about-checks { grid-template-columns: 1fr; }
}

/* ---------- Services ---------- */
.services {
  background: var(--black);
  background-image: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(31,157,94,0.14), transparent 60%);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: linear-gradient(160deg, var(--black-3), var(--black-2));
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 34px 28px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201,162,39,0.4);
  box-shadow: var(--shadow-gold);
}
.service-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(201,162,39,0.16), rgba(31,157,94,0.16));
  color: var(--gold-400);
  font-size: 1.6rem;
  margin-bottom: 22px;
}
.service-card h3 { color: var(--white); font-size: 1.18rem; }
.service-card p { color: var(--gray-300); font-size: 0.94rem; margin-bottom: 0; }

@media (max-width: 960px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ---------- Why us ---------- */
.why-us { background: var(--off-white); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.why-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  border: 1px solid rgba(11,77,52,0.08);
  box-shadow: 0 6px 20px rgba(11,77,52,0.06);
}
.why-card .why-icon {
  width: 58px; height: 58px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--green-900), var(--green-700));
  color: var(--gold-200);
  font-size: 1.5rem;
}
.why-card h3 { font-size: 1.05rem; color: var(--black); }
.why-card p { color: var(--gray-700); font-size: 0.9rem; margin-bottom: 0; }

@media (max-width: 960px) { .why-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .why-grid { grid-template-columns: 1fr; } }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--green-950) 0%, var(--green-800) 55%, var(--gold-900) 130%);
  padding: 64px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--white); font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 10px; }
.cta-banner p { color: rgba(248,247,242,0.85); margin-bottom: 30px; font-size: 1.05rem; }

/* ---------- Contact ---------- */
.contact { background: var(--black); }
.contact .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.contact-info-card {
  background: var(--black-3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 36px;
  margin-bottom: 20px;
}
.contact-info-card h3 { color: var(--white); font-size: 1.3rem; margin-bottom: 22px; }
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}
.contact-row:last-child { margin-bottom: 0; }
.contact-row .icon-box {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(201,162,39,0.18), rgba(31,157,94,0.18));
  color: var(--gold-400);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-row a, .contact-row span.value {
  color: var(--white);
  font-weight: 600;
  font-size: 1rem;
  transition: color var(--transition);
}
.contact-row a:hover { color: var(--gold-400); }
.contact-row .label {
  display: block;
  color: var(--gray-500);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}
.map-embed {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  height: 260px;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; filter: grayscale(0.3) contrast(1.05); }

.contact-form-card {
  background: var(--black-3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 40px;
}
.contact-form-card h3 { color: var(--white); font-size: 1.3rem; }
.contact-form-card > p { color: var(--gray-300); margin-bottom: 28px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group { margin-bottom: 20px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  display: block;
  color: var(--gray-300);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--white);
  transition: border-color var(--transition), background var(--transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-500); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold-500);
  background: rgba(255,255,255,0.06);
}
.form-group select option { background: var(--black-2); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-note {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 14px;
  text-align: center;
}

.form-alert {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 20px;
}
.form-alert.is-visible { display: block; }
.form-alert.success { background: rgba(31,157,94,0.16); color: #7fe0ab; border: 1px solid rgba(31,157,94,0.4); }
.form-alert.error { background: rgba(200,60,60,0.14); color: #ff9c9c; border: 1px solid rgba(200,60,60,0.4); }

.field-error {
  color: #ff9c9c;
  font-size: 0.78rem;
  margin-top: 6px;
  display: none;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: #d9534f; }
.form-group.has-error .field-error { display: block; }

/* honeypot field, hidden from real users */
.hp-field { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; width: 0; }

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

/* ---------- Footer ---------- */
.site-footer {
  background: var(--black-2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 60px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand img { height: 50px; width: 50px; border-radius: 50%; background: var(--white); padding: 3px; }
.footer-brand strong { color: var(--white); font-family: var(--font-heading); font-size: 1.15rem; }
.site-footer p { color: var(--gray-500); font-size: 0.92rem; }
.footer-col h4 {
  color: var(--white); font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { color: var(--gray-300); font-size: 0.92rem; transition: color var(--transition); }
.footer-col ul a:hover { color: var(--gold-400); }
.footer-col ul li { display: flex; align-items: center; gap: 8px; }
.footer-col ul li .icon { color: var(--gold-500); flex-shrink: 0; }

.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06);
  color: var(--white);
  transition: background var(--transition), color var(--transition);
}
.footer-social a:hover { background: var(--gold-500); color: var(--black); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--gray-500);
  font-size: 0.82rem;
}

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { justify-content: center; text-align: center; }
}

/* ---------- WhatsApp floating button ---------- */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 800;
  width: 62px; height: 62px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.9rem;
  box-shadow: 0 10px 26px rgba(0,0,0,0.4);
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25d366;
  animation: pulse 2.2s ease-out infinite;
  z-index: -1;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.7); opacity: 0; }
}
.whatsapp-tooltip {
  position: absolute;
  right: 74px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--black-2);
  color: var(--white);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; visibility: visible; }

@media (max-width: 560px) {
  .whatsapp-float { width: 54px; height: 54px; font-size: 1.6rem; right: 16px; bottom: 16px; }
  .whatsapp-tooltip { display: none; }
}

/* ---------- Reveal on scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Misc ---------- */
.text-gold { color: var(--gold-500); }
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--gold-500); color: var(--black); padding: 10px 16px; z-index: 2000;
}
.skip-link:focus { left: 12px; top: 12px; }