/* =============================================
   PAUSAS E PRISMAS — Folha de estilos principal
   ============================================= */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Paleta neutra e profissional */
  --color-bg:          #FAFAF8;
  --color-neutral:     #F3F2EF;
  --color-white:       #FFFFFF;
  --color-accent:      #2C3E50;
  --color-accent-mid:  #3D5166;
  --color-accent-soft: #EAF0F6;
  --color-highlight:   #5E8AB4;
  --color-text:        #2A2A2A;
  --color-text-mid:    #4A4A4A;
  --color-text-light:  #7A7A7A;
  --color-border:      #E0DED8;

  /* Tipografia */
  --font-body:    'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;

  /* Espaçamentos */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-xxl: 6rem;

  /* Border radius */
  --radius-sm:  6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Sombras */
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.07);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.09);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

ul { list-style: none; }

/* ---------- UTILITÁRIOS ---------- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xxl) 0;
}

.section-light   { background-color: var(--color-white); }
.section-neutral { background-color: var(--color-neutral); }
.section-accent  { background-color: var(--color-accent); }

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 68px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.01em;
}

.logo-icon {
  color: var(--color-highlight);
  font-size: 1.4rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-mid);
  letter-spacing: 0.01em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--color-accent); }

.btn-nav {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background 0.2s ease, transform 0.1s !important;
}

.btn-nav:hover {
  background: var(--color-accent-mid) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-accent);
  font-size: 1.3rem;
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.nav-toggle:hover { background: var(--color-accent-soft); }

/* Mobile menu */
.nav-links.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-md) var(--space-lg);
  gap: var(--space-sm);
  box-shadow: var(--shadow-md);
}

/* ---------- HERO ---------- */
#hero {
  min-height: 100vh;
  background: linear-gradient(155deg, var(--color-accent) 0%, var(--color-accent-mid) 50%, #4A6FA5 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--space-md) var(--space-xxl);
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(94,138,180,0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 50%);
  pointer-events: none;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--color-white);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-label {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.2);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--color-white);
  color: var(--color-accent);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.875rem 2.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-accent);
}

/* ---------- SECTION HEADER ---------- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-highlight);
  margin-bottom: 0.6rem;
}

.section-tag.light { color: rgba(255,255,255,0.7); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.section-title.light { color: var(--color-white); }
.section-title.left  { text-align: left; }

.section-divider {
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-highlight), transparent);
  border-radius: 2px;
  margin: var(--space-sm) auto 0;
}

.section-divider.light {
  background: linear-gradient(90deg, rgba(255,255,255,0.7), transparent);
}

.section-divider.left { margin-left: 0; }

/* ---------- SOBRE ---------- */
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.sobre-paragraph {
  font-size: 1.05rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.sobre-paragraph strong { color: var(--color-accent); }

.sobre-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  border: 1px solid rgba(44,62,80,0.12);
}

.badge i { color: var(--color-highlight); }

.sobre-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-card {
  background: linear-gradient(145deg, var(--color-accent-soft), var(--color-neutral));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  width: 100%;
  max-width: 320px;
  box-shadow: var(--shadow-md);
}

.visual-icon {
  font-size: 3.5rem;
  color: var(--color-highlight);
  margin-bottom: var(--space-md);
  display: block;
}

.visual-card p {
  font-size: 0.95rem;
  color: var(--color-text-mid);
  font-weight: 500;
}

/* ---------- SERVIÇOS ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-highlight), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(94,138,180,0.3);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.service-icon i {
  font-size: 1.3rem;
  color: var(--color-highlight);
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* ---------- SPLIT LAYOUT ---------- */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
}

.split-layout.reverse { direction: rtl; }
.split-layout.reverse > * { direction: ltr; }

.split-text {
  font-size: 1.05rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-mid);
  font-weight: 500;
}

.feature-list li i {
  color: var(--color-highlight);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.icon-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  max-width: 280px;
  margin: 0 auto;
}

.icon-item {
  aspect-ratio: 1;
  background: linear-gradient(145deg, var(--color-white), var(--color-accent-soft));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.icon-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.icon-item i {
  font-size: 1.8rem;
  color: var(--color-highlight);
}

/* ---------- CONTACTO ---------- */
.contact-subtitle {
  color: rgba(255,255,255,0.8);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto var(--space-lg);
}

.contact-box {
  text-align: center;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 500;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  transition: background 0.2s, transform 0.2s;
  backdrop-filter: blur(4px);
}

.contact-email:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
  color: var(--color-white);
}

.contact-email i { font-size: 1.15rem; }

.contact-note {
  margin-top: var(--space-md);
  color: rgba(255,255,255,0.55);
  font-size: 0.85rem;
}

/* ---------- FOOTER ---------- */
footer {
  background: #1A2535;
  color: rgba(255,255,255,0.75);
  padding: var(--space-xxl) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-logo-text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-left: 0.3rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-top: 0.25rem;
}

.footer-location {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.footer-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-md);
}

.footer-links ul,
.footer-legal ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  list-style: none;
}

.footer-links a,
.footer-legal a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}

.footer-links a:hover,
.footer-legal a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding: var(--space-md) 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* =============================================
   RESPONSIVO
   ============================================= */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }

  .sobre-grid,
  .split-layout,
  .split-layout.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: var(--space-lg);
  }

  .split-layout .split-visual { order: -1; }
  .split-layout.reverse .split-visual { order: 0; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .icon-showcase { max-width: 220px; }
}

@media (max-width: 640px) {
  .section { padding: var(--space-xl) 0; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .services-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }

  #hero::after { height: 50px; }

  .section-title.left { text-align: center; }
  .section-divider.left { margin: var(--space-sm) auto 0; }

  .feature-list { margin: 0 auto; max-width: 300px; }

  .contact-email { font-size: 0.95rem; padding: 0.875rem 1.5rem; }
}

@media (max-width: 400px) {
  .hero-title { font-size: 2rem; }
  .sobre-badges { flex-direction: column; align-items: flex-start; }
  .icon-showcase { max-width: 180px; }
  .icon-item i { font-size: 1.4rem; }
}