/* ==========================================================================
   GEVON SUBMARCAS — STYLESHEET COMPARTILHADA
   Cada submarca usa --accent para sua cor distintiva:
     Gestão     = navy (#1B3A5C)
     Licitações = burgundy (#6B2737)
     Comunicação = emerald (#2D5A4A)
   ========================================================================== */

:root {
  --navy: #1B3A5C;
  --navy-deep: #0F2440;
  --navy-light: #2A5180;
  --graphite: #3A3F47;
  --graphite-light: #5A5F67;
  --bone: #F5F1EA;
  --bone-warm: #EAE3D6;
  --gold: #C9A24B;
  --gold-soft: #D9B970;
  --burgundy: #6B2737;
  --emerald: #2D5A4A;
  --ink: #0A1320;
  --paper: #FAFAF7;
  --line: rgba(27, 58, 92, 0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter Tight', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  font-weight: 400;
  overflow-x: hidden;
}

.serif { font-family: 'Fraunces', serif; }

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity: 0.04;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: multiply;
}

/* === NAV === */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(250, 250, 247, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s ease;
}

nav.scrolled { padding: 1rem 3rem; }

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--navy);
}

.logo-mark { width: 36px; height: 36px; }
.logo-mark svg { width: 100%; height: 100%; }

.logo-text {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
}

.logo-sub {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--accent);
  margin-left: 0.4rem;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--graphite);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  position: relative;
}

.nav-links a.current { color: var(--accent); font-weight: 600; }

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after, .nav-links a.current::after { width: 100%; }

.nav-cta {
  background: var(--accent);
  color: var(--bone) !important;
  padding: 0.65rem 1.5rem;
  border-radius: 2px;
  font-size: 0.825rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.04em !important;
  text-transform: uppercase;
}
.nav-cta:hover { filter: brightness(0.85); }
.nav-cta::after { display: none; }

/* === HERO === */
.hero {
  padding: 9rem 3rem 6rem;
  position: relative;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 600px;
  height: 600px;
  border: 1px solid var(--accent);
  opacity: 0.08;
  transform: rotate(45deg);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -8%;
  width: 400px;
  height: 400px;
  border: 1px solid var(--gold);
  opacity: 0.12;
  transform: rotate(45deg);
}

.hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--graphite);
  margin-bottom: 2rem;
  font-weight: 500;
  text-decoration: none;
}

.breadcrumb:hover { color: var(--accent); }

.breadcrumb::before {
  content: '←';
  font-size: 1rem;
  letter-spacing: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 2rem;
}

.eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--navy);
  margin-bottom: 2rem;
  max-width: 1100px;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero h1 .light {
  font-weight: 300;
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--graphite);
  max-width: 700px;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.hero-meta {
  display: flex;
  gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.hero-meta-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--graphite);
  font-weight: 500;
}

.hero-meta-value {
  font-family: 'Fraunces', serif;
  font-size: 1.15rem;
  color: var(--navy);
  font-weight: 500;
}

/* === BUTTONS === */
.btn {
  padding: 1rem 2rem;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: var(--bone);
}
.btn-primary:hover {
  filter: brightness(0.85);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-ghost:hover {
  background: var(--accent);
  color: var(--bone);
}

.btn .arrow { transition: transform 0.3s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* === SECTIONS === */
section {
  padding: 6rem 3rem;
  position: relative;
}

.section-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: 4rem;
}

.section-number {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}

.section-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.section-title em {
  font-style: italic;
  color: var(--accent);
}

.section-intro {
  font-size: 1.1rem;
  color: var(--graphite);
  max-width: 700px;
  line-height: 1.65;
  margin-bottom: 4rem;
  margin-top: -2rem;
}

/* === SERVICES GRID === */
.services {
  background: var(--bone);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service {
  background: var(--bone);
  padding: 3rem 2.5rem;
  transition: background 0.4s ease;
  position: relative;
}

.service:hover { background: var(--paper); }

.service-num {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

.service h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 1.2rem;
  letter-spacing: -0.01em;
}

.service p {
  font-size: 0.95rem;
  color: var(--graphite);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.service-list {
  list-style: none;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.service-list li {
  font-size: 0.85rem;
  color: var(--graphite);
  padding: 0.35rem 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.service-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* === METHODOLOGY / PROCESS === */
.methodology {
  background: var(--paper);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.step {
  position: relative;
  padding: 2rem 1.5rem 2rem 0;
}

.step-num {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1.2rem;
  display: block;
}

.step h4 {
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--navy);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.step p {
  font-size: 0.9rem;
  color: var(--graphite);
  line-height: 1.6;
}

/* === DARK SECTION === */
.dark-section {
  background: var(--navy-deep);
  color: var(--bone);
  padding: 6rem 3rem;
  position: relative;
  overflow: hidden;
}

.dark-section::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -100px;
  transform: translateY(-50%) rotate(45deg);
  width: 350px;
  height: 350px;
  border: 1px solid var(--gold);
  opacity: 0.12;
}

.dark-section .section-title { color: var(--bone); }
.dark-section .section-title em { color: var(--gold-soft); }

.dark-inner {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.dark-inner h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.dark-inner h2 em {
  font-style: italic;
  color: var(--gold-soft);
}

.dark-inner p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--bone-warm);
  margin-bottom: 1.2rem;
}

/* === CTA SECTION === */
.cta {
  padding: 6rem 3rem;
  text-align: center;
  background: var(--paper);
}

.cta-inner {
  max-width: 900px;
  margin: 0 auto;
}

.cta h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--navy);
  letter-spacing: -0.025em;
  margin-bottom: 2rem;
}

.cta h2 em {
  font-style: italic;
  color: var(--accent);
}

.cta p {
  font-size: 1.1rem;
  color: var(--graphite);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* === FOOTER === */
footer {
  background: var(--navy-deep);
  color: var(--bone-warm);
  padding: 4rem 3rem 2rem;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo-text {
  color: var(--bone);
  font-size: 1.6rem;
  margin-bottom: 1rem;
  display: block;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--bone-warm);
  opacity: 0.7;
  max-width: 320px;
}

.footer-col h4 {
  font-family: 'Fraunces', serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gold);
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.6rem; }

.footer-col a {
  color: var(--bone-warm);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
  opacity: 0.75;
}
.footer-col a:hover { color: var(--gold); opacity: 1; }

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(245, 241, 234, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--bone-warm);
  opacity: 0.6;
  flex-wrap: wrap;
  gap: 1rem;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .dark-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .section-header { grid-template-columns: 1fr; gap: 1.5rem; }
}

@media (max-width: 720px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1rem; }
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { padding: 7rem 1.5rem 4rem; }
  section { padding: 4rem 1.5rem; }
  .dark-section, .cta, footer { padding-left: 1.5rem; padding-right: 1.5rem; }
  .service { padding: 2.5rem 2rem; }
  .steps { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}