:root {
  --color-navy-900: #0f172a;
  --color-navy-800: #14233c;
  --brand-primary: #1c3230;
  --brand-secondary: #76c428;
  --brand-accent: #b6d436;
  --brand-link: #215a12;
  --brand-hover: #0c3d10;
  --color-slate-50: #f8fafc;
  --color-slate-100: #eef2f7;
  --color-slate-200: #dfe7f2;
  --color-slate-400: #94a3b8;
  --color-slate-600: #475569;
  --color-slate-800: #1e293b;
  --color-white: #ffffff;
  --surface: #f5f8fc;
  --background: #edf4fb;
  --border: rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 16px 32px rgba(15, 23, 42, 0.08);
  --max-width: 1180px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --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;
  --transition: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--background);
  color: var(--color-slate-800);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--brand-link);
  outline-offset: 3px;
}

.computers-section :focus-visible,
.contact-section :focus-visible { outline-color: var(--brand-accent); }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo { width: auto; height: 72px; max-width: 100%; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  color: var(--color-slate-600);
  font-weight: 600;
  transition: color var(--transition);
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--brand-primary);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--color-white);
  padding: 0.75rem;
  cursor: pointer;
}

.menu-toggle:hover { border-color: var(--brand-secondary); }

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-navy-900);
  margin: 5px 0;
  border-radius: 99px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  min-height: 48px;
  padding: 0.85rem 1.4rem;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--brand-primary);
  color: var(--color-white);
  box-shadow: 0 12px 24px rgba(28, 50, 48, 0.22);
}

.button-primary:hover,
.button-primary:focus-visible { background: var(--brand-hover); }

.button-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--color-navy-900);
}

.hero {
  padding: clamp(3rem, 6vw, 5.5rem) 0 clamp(2rem, 4vw, 3rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 3.5rem);
}

.eyebrow,
.section-eyebrow {
  margin: 0 0 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-link);
  font-weight: 800;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.4rem, 4.5vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: -0.06em;
  color: var(--color-navy-900);
}

.lead {
  margin-top: 1.25rem;
  max-width: 56ch;
  font-size: 1.08rem;
  color: var(--color-slate-600);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-meta {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.hero-meta li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-slate-600);
  font-weight: 600;
}

.hero-meta li::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--brand-link);
  box-shadow: 0 0 0 6px rgba(118, 196, 40, 0.16);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  min-height: 420px;
  width: 100%;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0.4rem 0.6rem 0.4rem 0.4rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(118, 196, 40, 0.08), rgba(182, 212, 54, 0.05));
  border: 1px solid rgba(28, 50, 48, 0.12);
}

.hero-image {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: 560px;
  height: clamp(220px, 32vw, 430px);
  border-radius: var(--radius-lg);
  object-fit: cover;
  object-position: center;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.1);
}

.service-preview {
  padding: 0 0 4rem;
}

.service-preview h2 {
  margin: 0 0 2rem;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-navy-900);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.preview-card {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
}

.preview-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
  color: var(--color-navy-900);
}

.preview-card p {
  margin: 0;
  color: var(--color-slate-600);
}

@media (max-width: 860px) {
  .brand-logo { height: 56px; }

  .menu-toggle {
    display: block;
  }

  .nav-list {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-soft);
  }

  .nav-list a {
    display: flex;
    align-items: center;
    min-height: 44px;
  }

  .nav-list.is-open {
    display: flex;
  }

  .site-header .header-cta {
    display: none;
  }

  .hero {
    padding-top: 2.5rem;
    padding-bottom: 1.5rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-actions {
    margin-top: 1.25rem;
  }

  .hero-meta {
    margin-top: 1.25rem;
    gap: 0.65rem;
  }

  .hero-visual {
    min-height: auto;
    order: 2;
  }

  .hero-image {
    width: min(100%, 480px);
    height: clamp(220px, 54vw, 320px);
  }
}

@media (max-width: 520px) {
  .hero {
    padding-top: 2rem;
  }

  .hero-meta li:nth-child(2) {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Etapa 4A: estilos restritos às novas seções. */
.content-section {
  padding: clamp(3rem, 6vw, 5rem) 0;
  scroll-margin-top: 7rem;
}
.content-section h2 {
  margin: 0;
  color: var(--color-navy-900);
  font-size: clamp(1.85rem, 3.5vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
  text-wrap: balance;
}
.section-intro { max-width: 680px; margin-bottom: var(--space-10); }
.section-intro > p:last-child,
.detail-copy > p:not(.section-eyebrow) {
  color: var(--color-slate-600);
  margin: var(--space-5) 0 0;
  max-width: 56ch;
  font-size: 1.05rem;
}
.services-section { background: var(--color-slate-50); }
.services-primary { display: grid; gap: var(--space-5); }
.service-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  min-width: 0;
}
.service-icon { width: 32px; height: 32px; flex-shrink: 0; color: var(--brand-link); }
.service-card h3 { margin: var(--space-6) 0 var(--space-2); font-size: 1.2rem; line-height: 1.3; color: var(--color-navy-900); }
.service-card p { margin: 0 0 var(--space-5); color: var(--color-slate-600); }
.service-link { margin-top: auto; padding: var(--space-2) 0; color: var(--brand-link); font-weight: 700; }
.service-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.services-secondary {
  display: grid;
  gap: var(--space-8);
  list-style: none;
  padding: var(--space-8) 0 0;
  margin: var(--space-10) 0 0;
  border-top: 1px solid var(--border);
}
.services-secondary li { display: flex; align-items: flex-start; gap: var(--space-4); min-width: 0; }
.services-secondary h3 { margin: 0 0 var(--space-2); color: var(--color-navy-900); font-size: 1.05rem; }
.services-secondary p { margin: 0; color: var(--color-slate-600); font-size: 0.95rem; }
.detail-grid { display: grid; gap: var(--space-10); align-items: center; }
.detail-grid > * { min-width: 0; }
.computers-section { background: var(--color-navy-900); color: var(--color-white); }
.computers-section h2 { color: var(--color-white); }
.computers-section .section-eyebrow { color: var(--brand-accent); }
.computers-section .detail-copy > p:not(.section-eyebrow) { color: var(--color-slate-200); }
.detail-cta { margin-top: var(--space-8); max-width: 100%; text-align: center; background: var(--brand-primary); color: var(--color-white); }
.computers-section .detail-cta { background: var(--brand-accent); color: var(--color-navy-900); }
.computer-options { margin: 0; }
.computer-options > div { padding: var(--space-6) 0; border-top: 1px solid var(--color-slate-600); }
.computer-options dt { font-weight: 700; font-size: 1.12rem; }
.computer-options dt span { color: var(--brand-accent); margin-right: var(--space-3); font-size: 0.8rem; }
.computer-options dd { margin: var(--space-2) 0 0; color: var(--color-slate-200); }
.phones-section { background: var(--surface); }
.phone-services { padding-left: var(--space-5); margin: var(--space-6) 0 0; color: var(--color-slate-600); }
.phone-services li { padding-left: var(--space-2); margin-top: var(--space-2); }
.phone-services li::marker { color: var(--brand-link); }
.phone-visual { display: grid; place-items: center; background: var(--background); border-radius: var(--radius-lg); padding: var(--space-6); }
.phone-visual svg { display: block; width: min(100%, 320px); height: auto; }
.phone-orbit { stroke: var(--color-slate-200); stroke-width: 1; }
.phone-body { fill: var(--color-navy-900); }
.phone-screen { fill: var(--color-white); }
.phone-line { stroke: var(--color-slate-400); stroke-width: 4; stroke-linecap: round; }
.phone-check { stroke: var(--brand-link); stroke-width: 7; stroke-linecap: round; stroke-linejoin: round; }
@media (min-width: 768px) {
  .services-primary, .services-secondary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 5rem); }
}

/* Etapa 4A.1: setas consistentes e espaçamento mobile. */
.service-link-arrow {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: -0.125em;
}

@media (max-width: 767px) {
  #servicos { padding-top: var(--space-10); }
  #servicos .service-card { padding-block: var(--space-3); }
  #servicos .service-card h3 { margin-top: var(--space-3); }
  #servicos .service-card p { margin-bottom: var(--space-2); }
  #servicos .service-link { min-height: 44px; max-width: 100%; }
}

/* Etapa 4B: continuação da Home, sem alterar componentes homologados. */
.infrastructure-section, .about-section { background: var(--color-white); }
.infrastructure-capabilities { display: grid; gap: var(--space-8); }
.infrastructure-capabilities > div { min-width: 0; border-top: 2px solid var(--color-slate-200); padding-top: var(--space-5); }
.infrastructure-capabilities h3, .process-steps h3 { margin: 0 0 var(--space-2); color: var(--color-navy-900); font-size: 1.2rem; line-height: 1.35; }
.infrastructure-capabilities p, .process-steps p { margin: 0; color: var(--color-slate-600); }
.infrastructure-section .detail-cta { text-align: center; }
.process-section { background: var(--color-slate-50); }
.process-steps { display: grid; gap: var(--space-8); list-style: none; margin: 0; padding: 0; }
.process-steps li { display: flex; gap: var(--space-5); min-width: 0; }
.step-number { flex-shrink: 0; font-size: 1.5rem; line-height: 1.35; font-weight: 700; color: var(--brand-link); }
.about-grid, .contact-grid { display: grid; gap: var(--space-10); align-items: center; }
.about-grid > *, .contact-grid > * { min-width: 0; }
.about-copy > p:not(.section-eyebrow) { margin: var(--space-5) 0 0; color: var(--color-slate-600); max-width: 56ch; font-size: 1.05rem; }
.about-contact-link { display: inline-block; padding-block: var(--space-3); margin-top: var(--space-4); font-weight: 700; color: var(--brand-link); }
.about-photo { margin: 0; }
.about-photo img { width: 100%; height: auto; border-radius: var(--radius-md); }
.about-photo figcaption { margin-top: var(--space-3); font-size: 0.9rem; color: var(--color-slate-600); }
.contact-section { background: var(--color-navy-900); color: var(--color-white); }
.contact-section h2 { color: var(--color-white); }
.contact-section .section-eyebrow { color: var(--brand-accent); }
.contact-primary > p:not(.section-eyebrow) { color: var(--color-slate-200); }
.contact-phone { margin: var(--space-6) 0 0; }
.contact-phone a { display: block; width: fit-content; padding-block: var(--space-2); color: var(--color-white); font-size: 1.4rem; font-weight: 700; }
.contact-section .detail-cta { margin-top: var(--space-5); background: var(--brand-accent); color: var(--color-navy-900); }
.contact-details { display: grid; gap: var(--space-6); }
.contact-details > div { border-top: 1px solid var(--color-slate-600); padding-top: var(--space-5); }
.contact-details h3 { margin: 0 0 var(--space-2); font-size: 1rem; }
.contact-details address { font-style: normal; color: var(--color-slate-200); }
.contact-details a { display: inline-block; max-width: 100%; padding-block: var(--space-3); overflow-wrap: anywhere; color: var(--brand-accent); }
.contact-section a:not(.button):hover, .about-contact-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.site-footer { background: var(--color-slate-50); color: var(--color-slate-600); padding: var(--space-8) 0 var(--space-5); }
.footer-main { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-5) var(--space-10); }
.footer-main p { margin: 0; font-size: 0.95rem; }
.footer-main .footer-name { color: var(--color-navy-900); font-size: 1.05rem; font-weight: 700; margin-bottom: var(--space-2); }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin: 0; padding: 0; list-style: none; }
.footer-links a { display: inline-block; padding-block: var(--space-3); text-decoration: underline; text-underline-offset: 4px; }
.footer-links a:hover { color: var(--brand-link); }
.footer-bottom { border-top: 1px solid var(--border); margin-top: var(--space-5); padding-top: var(--space-4); }
@media (min-width: 768px) {
  .infrastructure-capabilities, .process-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process-steps li { flex-direction: column; border-top: 1px solid var(--border); padding-top: var(--space-5); }
  .about-grid, .contact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 5rem); }
}

@media (max-width: 767px) {
  .about-contact-action { white-space: nowrap; }
  .footer-main nav { width: 100%; }
  .footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--space-5); }
  .footer-links a { display: flex; align-items: center; min-height: 44px; white-space: nowrap; }
}