/* ===== Colégio Luiz Blanco - Base Styles ===== */
:root {
  /* Cores oficiais extraídas do logo */
  --color-primary: #3D5292;      /* azul institucional */
  --color-primary-alt: #0080B6;  /* azul secundário do símbolo */
  --color-secondary: #CF3627;    /* vermelho institucional */
  --color-secondary-alt: #CF3627;
  --color-accent: #F2D000;       /* amarelo institucional */

  --color-whatsapp: #25D366;
  --color-bg: #F5F7FB;
  --color-surface: #FFFFFF;
  --color-text: #1F2A44;
  --color-text-soft: #334A72;
  --color-muted: #5F6D88;
  --color-border: #D6DFF0;
  --color-primary-tint: #E8EDF8;
  --color-placeholder-border: #B7C4DE;
  --color-placeholder-start: #EDF2FB;
  --color-placeholder-end: #F9FBFF;
  --color-footer: #2D3F73;
  --color-footer-text: #D5DDF1;
  --color-footer-cta: #F2D000;
  --color-input-border: #C8D3E8;
  --color-input-focus: #9DB4E7;

  --shadow-sm: 0 8px 24px rgba(29, 42, 58, 0.08);
  --shadow-md: 0 14px 34px rgba(29, 42, 58, 0.13);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-pill: 16px;
  --container: 1160px;
  --header-height: 80px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Montserrat", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin-inline: auto;
}
.section { padding: clamp(2.8rem, 6vw, 5rem) 0; }
.section-alt {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-surface) 72%, rgba(207,54,39,.04) 100%);
}

h1, h2, h3 { font-family: "Baloo 2", "Montserrat", sans-serif; line-height: 1.15; margin: 0 0 .8rem; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.3vw, 2.35rem); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-primary);
  font-weight: 700;
  font-size: .78rem;
}
.lead { font-size: clamp(1rem, 2vw, 1.12rem); color: var(--color-text-soft); }
.muted { color: var(--color-muted); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(207,54,39,.2);
  transition: background-color .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.site-header.scrolled {
  background: rgba(255,255,255,.98);
  border-bottom-color: rgba(207,54,39,.32);
  box-shadow: 0 8px 20px rgba(31,42,68,.08);
}
.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 800;
  color: var(--color-primary);
}
.brand-logo {
  height: 48px;
  width: auto;
  display: block;
}

.nav-toggle {
  border: 0;
  background: transparent;
  color: var(--color-primary);
  font-size: 1.8rem;
  line-height: 1;
}
.site-nav {
  position: fixed;
  inset: var(--header-height) 0 auto 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  transform: translateY(-120%);
  transition: transform .28s ease;
  margin-left: auto;
}
.site-nav.open { transform: translateY(0); }
.nav-list {
  list-style: none;
  margin: 0;
  padding: 1rem;
  display: grid;
  gap: .35rem;
}
.nav-list a {
  display: block;
  padding: .6rem .75rem;
  border-radius: 10px;
  font-weight: 600;
  color: var(--color-text-soft);
  transition: .25s ease;
}
.nav-list a:hover,
.nav-list a.active {
  color: var(--color-primary);
  background: var(--color-primary-tint);
}
.nav-list a.active {
  box-shadow: inset 0 -3px 0 var(--color-accent);
}

.btn {
  border: 0;
  border-radius: var(--radius-pill);
  padding: .82rem 1.2rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: var(--color-surface);
  background: linear-gradient(130deg, var(--color-secondary), var(--color-secondary-alt));
  box-shadow: 0 8px 22px rgba(207,54,39,.32);
}
.btn-primary:hover { box-shadow: 0 12px 30px rgba(207,54,39,.4); }
.btn-outline {
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  background: transparent;
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-surface); }
.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-surface);
  box-shadow: 0 10px 26px rgba(37,211,102,.25);
  text-transform: uppercase;
  letter-spacing: .03em;
  font-weight: 800;
}
.wa-icon {
  width: 1.1rem;
  height: 1.1rem;
  flex: 0 0 1.1rem;
  display: inline-block;
}
.wa-icon circle { fill: #fff; }
.wa-icon path { fill: var(--color-whatsapp); }

.hero-grid,
.grid-2,
.grid-3,
.grid-4 { display: grid; gap: 1.4rem; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid rgba(207,54,39,.24);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--color-secondary);
}
.icon { font-size: 1.45rem; }

.placeholder-img {
  min-height: 220px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--color-placeholder-border);
  background: linear-gradient(145deg, var(--color-placeholder-start), var(--color-placeholder-end));
  display: grid;
  place-items: center;
  color: var(--color-primary);
  font-weight: 700;
  text-align: center;
  padding: 1rem;
}

.hero-image-wrap {
  margin: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  outline: none;
  overflow: visible;
}
.hero-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  display: block;
  object-fit: cover;
  object-position: center;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  outline: none;
  filter: none;
  opacity: 0;
  animation: heroFadeIn 1.2s ease-in-out forwards;
}

@keyframes heroFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.about-image-wrap,
.infantil-image-wrap,
.fundamental-image-wrap,
.integral-image-wrap {
  margin: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  outline: none;
  overflow: visible;
}
.about-image,
.infantil-image,
.fundamental-image,
.integral-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  display: block;
  object-fit: cover;
  object-position: center;
  border: 0;
  border-radius: 32px;
  box-shadow: none;
  outline: none;
  filter: none;
  opacity: 0;
  animation: heroFadeIn 1.2s ease-in-out forwards;
}

/* Integral: manter imagem completa sem crop */
.integral-image {
  object-fit: contain;
  background: transparent;
}

/* Seção Nossa Estrutura (sem animações) */
.estrutura-gallery-section {
  padding-top: clamp(3.2rem, 6vw, 5.4rem);
}
.estrutura-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}
.estrutura-card {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  transition: none;
}
.estrutura-facility-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  display: block;
  object-fit: contain;
  object-position: center;
  border-radius: 16px;
  background: transparent;
  border: 0;
  box-shadow: none;
  outline: none;
  animation: none !important;
  opacity: 1 !important;
  transform: none !important;
}
/* Regra explícita para garantir radius nos <img> da galeria de estrutura */
.estrutura-grid .estrutura-card img.estrutura-facility-image {
  border-radius: 16px;
}

/* Bloco de destaque vermelho na Home (Quem Somos) */
.section-about-red {
  background: var(--color-secondary);
  color: var(--color-surface);
}
.section-about-red .eyebrow {
  color: var(--color-accent);
}
.section-about-red h2,
.section-about-red p {
  color: var(--color-surface);
}
.section-about-red .placeholder-img {
  background: rgba(255,255,255,.1);
  border: 1px dashed rgba(255,255,255,.52);
  color: var(--color-surface);
}
.section-about-red .btn-outline {
  border-color: var(--color-surface);
  color: var(--color-surface);
  background: transparent;
}
.section-about-red .btn-outline:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #342b00;
}

.section-cta {
  background: var(--color-footer);
  color: var(--color-surface);
  text-align: center;
}
.section-cta h2 { color: var(--color-accent); }
.section-cta p { color: var(--color-footer-cta); }

.feedback-list { display: grid; gap: 1rem; }
.feedback-list .card strong {
  color: var(--color-secondary);
}

.site-footer {
  background: var(--color-footer);
  color: var(--color-footer-text);
  padding: 2.7rem 0 1.4rem;
}
.footer-grid { display: grid; gap: 1rem; }
.site-footer h3 { color: var(--color-surface); font-size: 1rem; }
.footer-bottom {
  border-top: 1px solid rgba(207,54,39,.45);
  margin-top: 1rem;
  padding-top: 1rem;
  font-size: .9rem;
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: var(--color-surface);
  display: grid;
  place-items: center;
  z-index: 120;
  box-shadow: 0 12px 32px rgba(37,211,102,.35);
  transition: transform .2s ease;
}
.whatsapp-float .wa-icon {
  width: 1.6rem;
  height: 1.6rem;
  flex: 0 0 1.6rem;
}
.whatsapp-float:hover { transform: scale(1.06); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.form-grid { display: grid; gap: .85rem; }
.input {
  width: 100%;
  border: 1px solid var(--color-input-border);
  border-radius: 10px;
  padding: .8rem .85rem;
  font: inherit;
}
.input:focus {
  outline: 2px solid var(--color-input-focus);
  border-color: var(--color-primary);
}

@media (min-width: 860px) {
  .nav-toggle { display: none; }
  .site-nav {
    position: static;
    transform: none;
    border: 0;
    background: transparent;
  }
  .nav-list {
    padding: 0;
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: clamp(.8rem, 1.6vw, 1.9rem);
  }
  .nav-list a {
    white-space: nowrap;
    padding: .45rem .35rem;
    font-size: clamp(.95rem, 1.15vw, 1.05rem);
  }
  .hero-grid { grid-template-columns: 1.1fr .9fr; align-items: center; }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .estrutura-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.7rem; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
}

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

.estrutura-caption {
  padding: .75rem 1rem;
  font-size: .85rem;
  color: var(--color-muted, #666);
  text-align: center;
  margin: 0;
}