/* ==========================================================================
   SYNAPSE — hero-synapse.css
   Estilos exclusivos da seção Hero (Home). Carregado DEPOIS do styles.css
   do template, então não sobrescreve nada do restante do site.
   ========================================================================== */
:root {
  --syn-deep-space:   #000000;   /* preto — fundo do hero, igual ao da logo */
  --syn-circuit-blue: #1B3A6B;   /* azul médio — linhas de conexão */
  --syn-signal-blue:  #5AC8FA;   /* azul claro — acento principal */
  --syn-spark-cyan:   #8FE8FF;   /* ciano suave — brilho dos nós / glow */
  --syn-paper:        #F5F9FF;   /* branco levemente azulado — texto do hero */
  --syn-mist:         #A9BEDD;   /* azul-acinzentado — texto secundário do hero */

@import url('https://fonts.googleapis.com/css2?family=Comfortaa:wght@300;400;500;600;700&display=swap');

:root {
  --syn-font-display: 'Comfortaa', sans-serif;
}
  --syn-font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;

  --syn-ease-soft: cubic-bezier(.16,.84,.44,1);
}

@media (prefers-reduced-motion: reduce) {
  #hero, #hero * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ------------------------------------------------------------------------
   Fundo: canvas da rede sináptica (fica atrás só do hero, as seções
   seguintes o cobrem normalmente ao rolar a página)
   ------------------------------------------------------------------------ */
#network-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background: var(--syn-deep-space);
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.5) 100%);
}

/* ------------------------------------------------------------------------
   Botão de menu circular — canto superior direito
   ------------------------------------------------------------------------ */
.menu-toggle {
  position: fixed;
  top: 2rem;
  right: 2.2rem;
  z-index: 30;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 1px solid rgba(90, 200, 250, 0.25);
  background: rgba(14, 30, 66, 0.45);
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.4s var(--syn-ease-soft), background 0.4s var(--syn-ease-soft), transform 0.4s var(--syn-ease-soft);
  opacity: 0;
  animation: syn-fade-down 1s var(--syn-ease-soft) 0.4s forwards;
}

.menu-toggle:hover {
  border-color: rgba(143, 232, 255, 0.6);
  transform: scale(1.05);
}

.menu-toggle__ring {
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 1px solid transparent;
  border-top-color: var(--syn-signal-blue);
  animation: syn-spin-slow 6s linear infinite;
  opacity: 0.7;
}

.menu-toggle__bars {
  position: relative;
  width: 20px;
  height: 14px;
  display: block;
}

.menu-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--syn-paper);
  border-radius: 2px;
  transition: transform 0.4s var(--syn-ease-soft), opacity 0.3s var(--syn-ease-soft), top 0.4s var(--syn-ease-soft);
}

.menu-toggle__bars span:nth-child(1) { top: 0; }
.menu-toggle__bars span:nth-child(2) { top: 6px; }
.menu-toggle__bars span:nth-child(3) { top: 12px; }

.menu-toggle.is-open .menu-toggle__bars span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}
.menu-toggle.is-open .menu-toggle__bars span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.is-open .menu-toggle__bars span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

/* ------------------------------------------------------------------------
   Menu — pequeno painel ancorado no canto (perto do botão), não tela cheia
   ------------------------------------------------------------------------ */
.site-menu {
  position: fixed;
  top: 5.4rem;
  right: 2.2rem;
  z-index: 25;
  min-width: 200px;
  display: block;
  background: rgba(8, 18, 40, 0.96);
  border: 1px solid rgba(90, 200, 250, 0.2);
  border-radius: 16px;
  padding: 0.75rem 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transform-origin: top right;
  transform: scale(0.92) translateY(-8px);
  transition: opacity 0.3s var(--syn-ease-soft), visibility 0.3s, transform 0.3s var(--syn-ease-soft);
}

.site-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: scale(1) translateY(0);
}

.site-menu__list {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: left;
}

.site-menu__list li {
  opacity: 0;
  transform: translateY(8px);
}

.site-menu__list li + li {
  border-top: 1px solid rgba(169, 190, 221, 0.15);
}

.site-menu.is-open .site-menu__list li {
  animation: syn-fade-up 0.4s var(--syn-ease-soft) forwards;
  animation-delay: calc(var(--i) * 0.05s + 0.05s);
}

.site-menu__list a {
  display: block;
  padding: 0.7rem 0;
  font-family: var(--syn-font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--syn-paper);
  text-decoration: none;
  letter-spacing: 0.01em;
  position: relative;
  transition: color 0.3s var(--syn-ease-soft);
}

.site-menu__list a:hover { color: var(--syn-signal-blue); }

.site-menu__list a.site-menu__cta {
  color: var(--syn-deep-space);
  background: var(--syn-signal-blue);
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  margin-top: 0.4rem;
  font-weight: 600;
  text-align: center;
}

.site-menu__list a.site-menu__cta:hover {
  background: var(--syn-spark-cyan);
  color: var(--syn-deep-space);
}

.site-menu__list li:has(> .site-menu__cta) {
  border-top: none;
  padding-top: 0.3rem;
}

@media (max-width: 640px) {
  .site-menu { top: 4.6rem; right: 1.4rem; min-width: 180px; }
}

/* ------------------------------------------------------------------------
   Hero
   ------------------------------------------------------------------------ */
#hero.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem;
  background: var(--syn-deep-space);
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
}

.hero-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0;
  animation: syn-fade-up 1.1s var(--syn-ease-soft) 0.15s forwards;
}

/* Logo enviada pelo cliente — responsiva, sem esticar/distorcer */
.hero-logo__image {
  width: clamp(140px, 22vw, 260px);
  height: auto;
  display: block;
  filter: drop-shadow(0 0 22px rgba(90, 200, 250, 0.25));
}

.hero .tagline {
  margin: 1.1rem 0 0.4rem;
  font-family: var(--syn-font-display);
  font-size: 0.82rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--syn-signal-blue);
  opacity: 0;
  animation: syn-fade-up 1.1s var(--syn-ease-soft) 0.35s forwards;
}

.hero .slogan {
  margin: 0 0 2.6rem;
  font-family: var(--syn-font-body);
  font-weight: 300;
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: var(--syn-mist);
  opacity: 0;
  animation: syn-fade-up 1.1s var(--syn-ease-soft) 0.5s forwards;
}

.hero .cta {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1rem 2.1rem;
  border-radius: 999px;
  border: 1px solid rgba(90, 200, 250, 0.4);
  background: rgba(90, 200, 250, 0.06);
  color: var(--syn-paper);
  text-decoration: none;
  font-family: var(--syn-font-body);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: background 0.4s var(--syn-ease-soft), border-color 0.4s var(--syn-ease-soft), transform 0.35s var(--syn-ease-soft), box-shadow 0.4s var(--syn-ease-soft);
  opacity: 0;
  animation: syn-fade-up 1.1s var(--syn-ease-soft) 0.65s forwards;
}

.hero .cta:hover {
  background: rgba(90, 200, 250, 0.14);
  border-color: var(--syn-signal-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -10px rgba(90, 200, 250, 0.5);
}

.hero .cta__arrow { transition: transform 0.35s var(--syn-ease-soft); }
.hero .cta:hover .cta__arrow { transform: translateX(3px); }

/* Indicador de rolagem */
.scroll-hint {
  position: absolute;
  z-index: 2;
  bottom: 2.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 46px;
  overflow: hidden;
  opacity: 0.5;
}

.scroll-hint__line {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--syn-signal-blue));
  animation: syn-scroll-fall 2.2s var(--syn-ease-soft) infinite;
}

/* ------------------------------------------------------------------------
   Keyframes (prefixados para não colidir com outras animações do template)
   ------------------------------------------------------------------------ */
@keyframes syn-fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes syn-fade-down {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes syn-spin-slow { to { transform: rotate(360deg); } }

@keyframes syn-scroll-fall {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

/* ------------------------------------------------------------------------
   Responsivo
   ------------------------------------------------------------------------ */
@media (max-width: 640px) {
  .menu-toggle { top: 1.3rem; right: 1.4rem; width: 52px; height: 52px; }
  #hero.hero { padding: 5rem 1.2rem; }
  .hero .tagline { letter-spacing: 0.24em; }
}