/* ==========================================================================
   Colégio do Carmo — Concurso de Bolsas 2027
   CSS residual: fontes, animações e estados controlados por JS
   ========================================================================== */

/* ---- Fonte de destaque do logo/campanha ----
   Freshman-BR: versão da Freshman com glifos acentuados do português
   (ç, ã, é, ê, õ, á…) gerados no mesmo estilo slab. */
@font-face {
  font-family: "Freshman";
  src: url("../fonts/Freshman-BR.ttf?v=3") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ---- Base ---- */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* offset do header fixo */
}

body {
  overflow-x: hidden;
}

::selection {
  background: #F67D22; /* laranja campanha */
  color: #fff;
}

/* Títulos de destaque: Montserrat ExtraBold em caixa-alta (acentuação nativa
   e perfeita). Mantém o impacto de campanha do KV. */
.font-display {
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

/* ==========================================================================
   Header / navegação
   ========================================================================== */
#header {
  transition: background-color .3s ease, box-shadow .3s ease, padding .3s ease;
}

#header.is-scrolled {
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .08);
}

/* Logo do header: invisível no topo, aparece ao rolar */
#header .nav-logo {
  opacity: 0;
  transition: opacity .3s ease;
}
#header.is-scrolled .nav-logo {
  opacity: 1;
}

/* Links: brancos no topo -> navy ao rolar */
#header .nav-link {
  color: #ffffff;
  transition: color .3s ease;
}
#header.is-scrolled .nav-link {
  color: #151C4A;
}
#header .nav-link:hover,
#header .nav-link.is-active {
  color: #F67D22;
}
#header.is-scrolled .nav-link:hover,
#header.is-scrolled .nav-link.is-active {
  color: #F67D22;
}

/* ==========================================================================
   Botões CTA
   ========================================================================== */
.btn-cta {
  transition: transform .25s ease, background-color .3s ease, color .3s ease, box-shadow .3s ease;
  will-change: transform;
}
.btn-cta:hover {
  transform: translateY(-2px) scale(1.02);
}
.btn-cta:active {
  transform: translateY(0) scale(.99);
}

/* ==========================================================================
   Menu mobile (overlay full-screen)
   ========================================================================== */
#mobile-menu {
  transition: opacity .3s ease, visibility .3s ease;
}
#mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Carrossel da galeria
   ========================================================================== */
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.no-scrollbar::-webkit-scrollbar {
  display: none;
}

/* ==========================================================================
   Reveal on scroll (IntersectionObserver)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Keyframes utilitários
   ========================================================================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes glowRotate {
  to { transform: rotate(360deg); }
}

.animate-fade-in-up { animation: fadeInUp .8s cubic-bezier(.16, 1, .3, 1) both; }
.animate-fade-in    { animation: fadeIn 1s ease both; }