/* ==========================================================================
   Odisseu · chrome compartilhado entre páginas
   Header, hero interno, fundos de shards, footer e modal.
   Estilos específicos de cada página ficam no <style> da própria página.
   ========================================================================== */

/* ============ Header (overlay sobre o hero) ============ */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding-block: var(--space-3);
}
.site-header .logo img { height: 44px; width: auto; }
.site-nav { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; }
.site-nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { border-bottom-color: var(--bright-white); color: var(--bright-white); }
.site-nav .btn {
  border-color: var(--bright-white);
  color: var(--bright-white);
  background: transparent;
  box-shadow: none;
  padding: 0.85rem 1.75rem; /* restaura o padding simétrico do .btn, anulado pelo padding-bottom de .site-nav a */
}
.site-nav .btn:hover { background: var(--bright-white); color: var(--color-brand); transform: none; }
/* Estado fixo: barra sólida que desce quando a página rola além do hero */
.site-header.fixo {
  position: fixed;
  background: var(--delfit-blue-deep);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 4px 0 rgba(22, 32, 58, 0.25);
}
.site-header.fixo .container { padding-block: var(--space-2); }
.site-header.fixo .logo img { height: 36px; }

/* ============ Facetas triangulares e grade técnica (fundos escuros) ============ */
.hero-shards { position: absolute; inset: 0; z-index: -3; overflow: hidden; }
.hero-shards span { position: absolute; will-change: transform; }
.hero-shards .s1 {
  width: 58vw; height: 58vw; left: -14%; top: -22%;
  background: linear-gradient(160deg, #38497A, var(--delfit-blue) 70%);
  clip-path: polygon(0 0, 100% 22%, 34% 100%);
  animation: shard-a 26s ease-in-out infinite alternate;
}
.hero-shards .s2 {
  width: 44vw; height: 44vw; right: -10%; top: -6%;
  background: linear-gradient(220deg, var(--blue-ncs), transparent 82%);
  clip-path: polygon(100% 0, 100% 78%, 0 34%);
  opacity: 0.75;
  animation: shard-b 32s ease-in-out infinite alternate;
}
.hero-shards .s3 {
  width: 52vw; height: 52vw; left: 26%; bottom: -30%;
  background: linear-gradient(20deg, #24325A, var(--delfit-blue) 75%);
  clip-path: polygon(50% 0, 100% 100%, 0 72%);
  animation: shard-a 38s ease-in-out infinite alternate-reverse;
}
.hero-shards .s4 {
  width: 16vw; height: 16vw; right: 24%; bottom: 18%;
  background: rgba(239, 240, 241, 0.14);
  clip-path: polygon(0 100%, 50% 0, 100% 100%);
  animation: shard-b 20s ease-in-out infinite alternate-reverse;
}
/* Aresta fina de destaque: linha diagonal que cruza o hero */
.hero-shards .s5 {
  width: 120vw; height: 1px; left: -10%; top: 38%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28) 40%, transparent 90%);
  transform: rotate(-9deg);
}
@keyframes shard-a {
  from { transform: translate(0, 0) rotate(0deg); }
  to   { transform: translate(6vw, 4vh) rotate(7deg); }
}
@keyframes shard-b {
  from { transform: translate(0, 0) rotate(0deg); }
  to   { transform: translate(-5vw, -3vh) rotate(-9deg); }
}
.hero-grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  animation: grid-pan 60s linear infinite;
}
@keyframes grid-pan { to { background-position: 56px 112px, 112px 56px; } }
@media (prefers-reduced-motion: reduce) {
  .hero-shards span, .hero-grid { animation: none; }
}

/* ============ Hero interno (páginas que não são a home) ============ */
.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--delfit-blue-deep);
  color: var(--bright-white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 3rem), 0 100%);
  padding: calc(var(--space-24) + 4rem) 0 calc(var(--space-16) + 3rem);
}
.page-hero .overline-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: 0.03em;
  color: var(--blue-ncs-light);
  margin-bottom: var(--space-4);
}
.page-hero .overline-hero i {
  width: 0.5em; height: 0.5em;
  background: var(--blue-ncs-light);
  clip-path: polygon(0 100%, 50% 0, 100% 100%);
}
.page-hero h1 {
  font-size: clamp(3.25rem, 9vw, 6.5rem);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: lowercase;
  color: var(--bright-white);
  max-width: 14ch;
}
.page-hero h1 em {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 500;
  color: var(--blue-ncs-light);
}
.page-hero .lead {
  color: var(--anti-flash-white);
  max-width: 52ch;
  margin-top: var(--space-6);
}

/* ============ Título de seção ============ */
.section-title { max-width: 46rem; }
.section-title .overline { display: block; margin-bottom: var(--space-2); }

/* ============ CTA final compartilhado ============ */
.cta-final {
  clip-path: polygon(0 4rem, 100% 0, 100% 100%, 0 100%);
  padding: calc(var(--space-24) + 2rem) 0 var(--space-24);
  text-align: left;
}
.cta-final h2 { font-size: var(--text-h1); max-width: 16ch; }

/* ============ Footer ============ */
.site-footer { background: var(--delfit-blue-deep); color: var(--anti-flash-white); padding: var(--space-16) 0 var(--space-8); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: var(--space-6);
}
.site-footer .logo img { height: 48px; margin-bottom: var(--space-4); }
.site-footer h4 { color: var(--bright-white); font-size: var(--text-small); text-transform: uppercase; letter-spacing: 0.1em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); }
.site-footer a { color: var(--anti-flash-white); font-size: var(--text-small); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); font-size: var(--text-small); color: var(--blue-ncs-light); }
.footer-credit { display: inline-flex; align-items: center; gap: 0.4em; color: var(--blue-ncs-light); opacity: 0.85; transition: opacity 0.2s; }
.footer-credit:hover { opacity: 1; }
.footer-credit img { height: 14px; width: auto; display: block; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; gap: var(--space-8); } }

/* ============ Modal (Política de Privacidade) ============ */
.modal {
  border: var(--border-strong);
  border-radius: 0;
  padding: 0;
  width: min(92vw, 52rem);
  box-shadow: var(--shadow-card);
}
.modal::backdrop { background: rgba(22, 32, 58, 0.6); backdrop-filter: blur(3px); }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background: var(--delfit-blue-deep);
  color: var(--bright-white);
}
.modal-header strong {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-small);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.modal-close {
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1;
  width: 2.2rem; height: 2.2rem;
  background: transparent;
  color: var(--bright-white);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.modal-close:hover { background: var(--bright-white); color: var(--color-brand); }
.modal iframe { display: block; width: 100%; height: min(70vh, 40rem); border: 0; background: var(--bright-white); }