/* ============================================
   Ntokyo Infraestrutura — Stylesheet
   ============================================ */

:root {
  --color-navy-950: #0a1420;
  --color-navy-900: #0f2438;
  --color-navy-800: #163455;
  --color-navy-700: #1e4770;
  --color-navy-100: #e7edf4;
  --color-navy-50: #f4f7fa;

  --color-amber-600: #d97a1f;
  --color-amber-500: #e8871e;
  --color-amber-400: #f2a03f;
  --color-amber-100: #fdecd6;

  --color-gray-900: #1a2027;
  --color-gray-700: #48525c;
  --color-gray-500: #707982;
  --color-gray-300: #c9d0d6;
  --color-gray-100: #eef1f3;
  --color-white: #ffffff;

  --font-heading: 'Manrope', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', 'Segoe UI', Arial, sans-serif;

  --shadow-sm: 0 1px 3px rgba(15, 36, 56, 0.08);
  --shadow-md: 0 8px 24px rgba(15, 36, 56, 0.12);
  --shadow-lg: 0 20px 48px rgba(15, 36, 56, 0.18);

  --radius: 10px;
  --container-width: 1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-gray-900);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-navy-900);
}

h1 { font-size: clamp(2.1rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: 1.3rem; }

p { color: var(--color-gray-700); }

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-amber-600);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-amber-500);
  display: inline-block;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-amber-500);
  color: var(--color-navy-950);
}
.btn-primary:hover { background: var(--color-amber-400); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.35);
  color: var(--color-white);
}
.btn-outline:hover { border-color: var(--color-white); transform: translateY(-2px); }

.btn-navy {
  background: var(--color-navy-900);
  color: var(--color-white);
}
.btn-navy:hover { background: var(--color-navy-800); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 20, 32, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--color-white);
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-amber-500), var(--color-amber-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy-950);
  font-weight: 900;
  font-size: 1.05rem;
}

.brand small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-300);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-gray-300);
  padding: 8px 0;
  position: relative;
  transition: color 0.15s ease;
}

.main-nav a:hover,
.main-nav a.active { color: var(--color-white); }

.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--color-amber-500);
}

.has-dropdown { position: relative; }

.dropdown {
  position: absolute;
  top: calc(100% + 18px);
  left: -20px;
  min-width: 260px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.18s ease;
}

.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-navy-900);
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
}

.dropdown a:hover { background: var(--color-navy-50); color: var(--color-navy-900); }

.dropdown a span.tag {
  font-size: 1.1rem;
}

.nav-cta { display: flex; align-items: center; gap: 18px; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.menu-toggle span {
  width: 24px; height: 2px; background: var(--color-white); display: block;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: radial-gradient(ellipse at top right, var(--color-navy-800) 0%, var(--color-navy-950) 60%);
  color: var(--color-white);
  overflow: hidden;
  padding: 100px 0 120px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero h1 { color: var(--color-white); }

.hero-copy p.lead {
  font-size: 1.15rem;
  color: var(--color-gray-300);
  max-width: 540px;
  margin: 18px 0 34px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-stats .stat b {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.9rem;
  color: var(--color-amber-400);
}
.hero-stats .stat span {
  font-size: 0.82rem;
  color: var(--color-gray-300);
}

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.12);
}

/* ---------- Sections ---------- */
section { padding: 96px 0; }

.section-alt { background: var(--color-navy-50); }

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head.left { margin: 0 0 48px; text-align: left; }

/* ---------- Segment / Service Cards ---------- */
.segments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.segment-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.segment-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.segment-visual {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.segment-visual svg { width: 56px; height: 56px; }

.segment-visual.empresarial { background: linear-gradient(135deg, var(--color-navy-800), var(--color-navy-950)); }
.segment-visual.condominio { background: linear-gradient(135deg, #2c5f7c, var(--color-navy-900)); }
.segment-visual.agraria { background: linear-gradient(135deg, #3f6b3f, #1c3324); }

.segment-body { padding: 28px; }

.segment-body h3 { margin-bottom: 10px; }
.segment-body p { font-size: 0.94rem; margin-bottom: 16px; }

.segment-list { margin: 16px 0; }
.segment-list li {
  font-size: 0.88rem;
  color: var(--color-gray-700);
  padding: 6px 0 6px 22px;
  position: relative;
}
.segment-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 14px;
  width: 8px; height: 8px;
  background: var(--color-amber-500);
  border-radius: 2px;
}

.link-arrow {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-navy-900);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.15s ease; }
.segment-card:hover .link-arrow svg,
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Feature list (icon + text) ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-item {
  display: flex;
  gap: 18px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
}

.feature-icon {
  flex-shrink: 0;
  width: 48px; height: 48px;
  border-radius: 10px;
  background: var(--color-amber-100);
  color: var(--color-amber-600);
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-icon svg { width: 24px; height: 24px; }

.feature-item h4 { font-size: 1.02rem; margin-bottom: 6px; }
.feature-item p { font-size: 0.88rem; }

/* ---------- Process steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 28px 22px;
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-gray-100);
}

.step .step-num {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 2.2rem;
  color: var(--color-amber-100);
  -webkit-text-stroke: 1.5px var(--color-amber-500);
  color: transparent;
  display: block;
  margin-bottom: 12px;
}

.step h4 { font-size: 1rem; margin-bottom: 8px; }
.step p { font-size: 0.86rem; }

/* ---------- Gallery / Projects ---------- */
.gallery-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.filter-btn {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.84rem;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--color-gray-300);
  background: var(--color-white);
  color: var(--color-gray-700);
  cursor: pointer;
  transition: all 0.15s ease;
}
.filter-btn:hover { border-color: var(--color-navy-800); color: var(--color-navy-900); }
.filter-btn.active { background: var(--color-navy-900); border-color: var(--color-navy-900); color: var(--color-white); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}
.gallery-item:hover { transform: translateY(-5px); }

.gallery-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.9);
  position: relative;
}
.gallery-thumb svg { width: 44px; height: 44px; opacity: 0.85; }

.gallery-thumb.type-empresarial { background: linear-gradient(140deg, var(--color-navy-700), var(--color-navy-950)); }
.gallery-thumb.type-condominio { background: linear-gradient(140deg, #2c5f7c, var(--color-navy-900)); }
.gallery-thumb.type-agraria { background: linear-gradient(140deg, #4a7a4a, #1c3324); }

.gallery-tag {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(10,20,32,0.55);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  backdrop-filter: blur(3px);
}

.gallery-body { padding: 20px; }
.gallery-body h4 { font-size: 0.98rem; margin-bottom: 6px; }
.gallery-body p { font-size: 0.84rem; margin: 0; }

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius);
  padding: 28px;
}

.testimonial .stars { color: var(--color-amber-500); font-size: 0.9rem; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial p.quote { font-size: 0.92rem; font-style: italic; margin-bottom: 18px; }

.testimonial .person { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--color-navy-100);
  color: var(--color-navy-800);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 800; font-size: 0.9rem;
}
.person strong { display: block; font-size: 0.88rem; color: var(--color-navy-900); }
.person span { font-size: 0.78rem; color: var(--color-gray-500); }

/* ---------- CTA Band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--color-navy-900), var(--color-navy-950));
  color: var(--color-white);
  text-align: center;
}

.cta-band h2 { color: var(--color-white); margin-bottom: 14px; }
.cta-band p { color: var(--color-gray-300); max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Page Hero (interior pages) ---------- */
.page-hero {
  background: radial-gradient(ellipse at top left, var(--color-navy-800) 0%, var(--color-navy-950) 65%);
  color: var(--color-white);
  padding: 72px 0;
}

.breadcrumb {
  font-size: 0.82rem;
  color: var(--color-gray-300);
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: center;
}
.breadcrumb a { color: var(--color-gray-300); }
.breadcrumb a:hover { color: var(--color-white); }

.page-hero h1 { color: var(--color-white); }

.page-hero p.lead { color: var(--color-gray-300); max-width: 620px; margin-top: 14px; font-size: 1.05rem; }

/* ---------- About page ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.about-visual {
  aspect-ratio: 1/1;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-navy-800), var(--color-navy-950));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.85);
  box-shadow: var(--shadow-lg);
}
.about-visual svg { width: 30%; height: 30%; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  text-align: center;
  padding: 30px 18px;
  border-radius: var(--radius);
  background: var(--color-navy-50);
}
.value-card .feature-icon { margin: 0 auto 16px; }
.value-card h4 { font-size: 0.96rem; margin-bottom: 8px; }
.value-card p { font-size: 0.84rem; }

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.timeline-item { position: relative; padding-top: 28px; }
.timeline-item::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 40px; height: 4px;
  background: var(--color-amber-500);
  border-radius: 2px;
}
.timeline-item b { font-family: var(--font-heading); color: var(--color-navy-900); display: block; margin-bottom: 6px; }
.timeline-item p { font-size: 0.86rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--color-navy-900);
  color: var(--color-white);
  border-radius: 16px;
  padding: 40px;
}
.contact-info-card h3 { color: var(--color-white); margin-bottom: 8px; }
.contact-info-card p.muted { color: var(--color-gray-300); margin-bottom: 32px; font-size: 0.92rem; }

.contact-row {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.contact-row:first-of-type { border-top: none; }
.contact-row .feature-icon { background: rgba(232,135,30,0.16); color: var(--color-amber-400); }
.contact-row strong { display: block; font-size: 0.9rem; margin-bottom: 2px; }
.contact-row span, .contact-row a { font-size: 0.86rem; color: var(--color-gray-300); }

.social-row { display: flex; gap: 12px; margin-top: 28px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s ease;
}
.social-row a:hover { background: var(--color-amber-500); color: var(--color-navy-950); }
.social-row svg { width: 18px; height: 18px; }

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.82rem;
  margin-bottom: 8px;
  color: var(--color-navy-900);
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--color-gray-300);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-gray-900);
  transition: border-color 0.15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-amber-500);
}
.field textarea { resize: vertical; min-height: 110px; }

.map-embed {
  margin-top: 56px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  height: 340px;
  background: var(--color-navy-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  flex-direction: column;
  gap: 10px;
}
.map-embed svg { width: 36px; height: 36px; color: var(--color-navy-700); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-navy-950);
  color: var(--color-gray-300);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-grid p { color: var(--color-gray-300); font-size: 0.88rem; max-width: 300px; margin-top: 14px; }

.footer-col h5 {
  font-family: var(--font-heading);
  color: var(--color-white);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 0.88rem; color: var(--color-gray-300); transition: color 0.15s ease; }
.footer-col a:hover { color: var(--color-amber-400); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.8rem;
  color: var(--color-gray-500);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--color-gray-500); }
.footer-bottom a:hover { color: var(--color-gray-300); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .segments-grid, .gallery-grid, .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .steps, .values-grid, .timeline { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; aspect-ratio: 16/9; }
}

@media (max-width: 760px) {
  .main-nav { position: fixed; inset: 76px 0 0 0; background: var(--color-navy-950); flex-direction: column; align-items: stretch; padding: 24px; transform: translateX(100%); transition: transform 0.25s ease; overflow-y: auto; }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 4px; }
  .main-nav ul > li > a { padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: rgba(255,255,255,0.04); display: none; }
  .has-dropdown.open .dropdown { display: block; }
  .nav-cta { flex-direction: column; align-items: stretch; width: 100%; }
  .menu-toggle { display: flex; }
  .segments-grid, .gallery-grid, .testimonials-grid, .steps, .values-grid, .timeline, .footer-grid, .form-row { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding: 56px 0 72px; }
}