/* ============================================
   FABINHO GALDINO — Design System CSS
   ============================================ */

:root {
  /* Cores Primárias */
  --azul: #1A5276;
  --azul-deep: #0E3654;
  --verde: #27AE60;
  --verde-suave: #D5F5E3;
  --azul-ceu: #D6EAF8;
  --off-white: #F8F9FA;
  --branco: #FFFFFF;
  --laranja: #E67E22;

  /* Neutros */
  --preto: #1C2833;
  --cinza-texto: #566573;
  --cinza-borda: #D5D8DC;
  --cinza-fundo: #EAECEE;

  /* Sombras */
  --shadow-card: 0 2px 8px rgba(26,82,118,0.06), 0 1px 3px rgba(26,82,118,0.04);
  --shadow-card-hover: 0 8px 24px rgba(26,82,118,0.10), 0 2px 8px rgba(26,82,118,0.06);
  --shadow-float: 0 12px 40px rgba(26,82,118,0.14), 0 4px 12px rgba(26,82,118,0.08);
  --shadow-cta: 0 4px 16px rgba(39,174,96,0.20);

  /* Animação */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-base: 300ms var(--ease-out);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Source Sans 3', sans-serif;
  color: var(--preto);
  background: var(--off-white);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--preto);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); letter-spacing: -0.02em; line-height: 1.2; }
h3 { font-size: clamp(1.3rem, 3vw, 1.75rem); font-weight: 600; letter-spacing: -0.01em; line-height: 1.3; }

p { color: var(--cinza-texto); max-width: 680px; }

a { text-decoration: none; color: inherit; }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---- NAVBAR ---- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cinza-borda);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.navbar.scrolled { box-shadow: var(--shadow-card); }
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.nav-brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem; font-weight: 700; color: var(--azul);
}
.nav-brand span { color: var(--verde); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 0.9rem; font-weight: 600; color: var(--cinza-texto);
  transition: color var(--transition-fast);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--verde);
  transition: width var(--transition-base);
}
.nav-links a:hover { color: var(--azul); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  background: var(--verde); color: white !important;
  padding: 10px 24px; border-radius: 8px;
  font-weight: 600; font-size: 0.9rem;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-cta:hover { background: #219a52; transform: translateY(-1px); box-shadow: var(--shadow-cta); }
.nav-cta::after { display: none !important; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--azul); margin: 5px 0; transition: var(--transition-base); }

/* ---- HERO ---- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('images/hero.png');
  background-size: cover; background-position: center;
  filter: saturate(1.05) contrast(1.03);
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(14,54,84,0.82) 0%, rgba(26,82,118,0.65) 50%, rgba(39,174,96,0.3) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: 128px 0 96px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.12); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 8px 20px; border-radius: 50px;
  color: rgba(255,255,255,0.9); font-size: 0.85rem; font-weight: 600;
  margin-bottom: 28px; letter-spacing: 0.04em; text-transform: uppercase;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--verde); animation: pulse 2s infinite; }
.hero h1 { color: white; max-width: 700px; margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--verde-suave); }
.hero-sub { color: rgba(255,255,255,0.85); font-size: 1.15rem; max-width: 540px; margin-bottom: 40px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--verde); color: white;
  padding: 16px 36px; border-radius: 12px;
  font-weight: 700; font-size: 1rem; border: none; cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-cta);
}
.btn-primary:hover { background: #219a52; transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.12); color: white;
  padding: 16px 36px; border-radius: 12px;
  font-weight: 600; font-size: 1rem; border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ---- SECTION BASE ---- */
.section { padding: 96px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--verde); margin-bottom: 16px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { margin: 0 auto; text-align: center; }

/* ---- ABOUT / QUEM É ---- */
.about { background: var(--off-white); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.about-img-wrap {
  position: relative; border-radius: 20px; overflow: hidden;
  box-shadow: var(--shadow-float);
}
.about-img-wrap img { width: 100%; height: 500px; object-fit: cover; }
.about-img-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(14,54,84,0.25), transparent 40%);
}
.about-text .section-tag { text-align: left; }
.about-text h2 { text-align: left; margin-bottom: 20px; }
.about-text p { margin-bottom: 16px; }
.about-values {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px;
}
.value-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--azul-ceu); color: var(--azul);
  padding: 8px 18px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600;
}

/* ---- PROJETOS SOCIAIS ---- */
.projetos { background: var(--branco); }
.projetos-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}
.projeto-card {
  background: var(--branco); border-radius: 20px;
  overflow: hidden; box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.projeto-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.projeto-card-img {
  position: relative; height: 240px; overflow: hidden;
}
.projeto-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-out); }
.projeto-card:hover .projeto-card-img img { transform: scale(1.05); }
.projeto-card-img::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(14,54,84,0.5), transparent 50%);
}
.projeto-status {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  background: var(--verde); color: white;
  padding: 6px 14px; border-radius: 50px;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
}
.projeto-card-body { padding: 28px; }
.projeto-card-body h3 { margin-bottom: 10px; font-size: 1.3rem; }
.projeto-card-body p { font-size: 0.95rem; margin-bottom: 20px; line-height: 1.6; }
.projeto-ajudar {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--verde); font-weight: 700; font-size: 0.9rem;
  transition: gap var(--transition-fast);
}
.projeto-ajudar:hover { gap: 14px; }

/* ---- COMO AJUDAR ---- */
.como-ajudar { background: var(--verde-suave); }
.ajudar-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.ajudar-card {
  background: var(--branco); padding: 40px 32px; border-radius: 20px;
  text-align: center; box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.ajudar-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.ajudar-icon {
  width: 72px; height: 72px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px; font-size: 2rem;
}
.ajudar-icon.voluntario { background: rgba(39,174,96,0.12); }
.ajudar-icon.doacao { background: rgba(230,126,34,0.12); }
.ajudar-icon.divulgar { background: rgba(26,82,118,0.12); }
.ajudar-card h3 { margin-bottom: 12px; font-size: 1.2rem; }
.ajudar-card p { font-size: 0.95rem; margin: 0 auto 20px; }
.ajudar-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--azul); color: white;
  padding: 12px 28px; border-radius: 10px;
  font-weight: 600; font-size: 0.9rem; border: none; cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.ajudar-btn:hover { background: var(--azul-deep); transform: translateY(-2px); }

/* ---- IMPACTO / NÚMEROS ---- */
.impacto { background: var(--azul-ceu); }
.impacto-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.impacto-item { text-align: center; }
.impacto-num {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 700;
  color: var(--azul); line-height: 1;
  margin-bottom: 8px;
}
.impacto-num span { color: var(--laranja); }
.impacto-label { font-size: 1rem; color: var(--cinza-texto); font-weight: 500; }

/* ---- COMUNIDADE ---- */
.comunidade { background: var(--off-white); }
.comunidade-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.comunidade-gallery {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.comunidade-gallery .gal-img {
  border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-card);
}
.comunidade-gallery .gal-img img { width: 100%; height: 200px; object-fit: cover; }
.comunidade-gallery .gal-img:first-child { grid-row: span 2; }
.comunidade-gallery .gal-img:first-child img { height: 100%; }
.depoimento {
  background: var(--branco); padding: 36px; border-radius: 20px;
  box-shadow: var(--shadow-card); position: relative;
  margin-top: 32px;
}
.depoimento::before {
  content: '"'; position: absolute; top: -10px; left: 20px;
  font-family: 'Playfair Display', serif; font-size: 5rem;
  color: var(--verde); opacity: 0.2; line-height: 1;
}
.depoimento p { font-size: 1.05rem; font-style: italic; margin-bottom: 16px; }
.depoimento cite { font-style: normal; font-weight: 700; color: var(--azul); font-size: 0.9rem; }

/* ---- CTA / FORMULÁRIO ---- */
.cta-section {
  background: linear-gradient(135deg, var(--azul-deep) 0%, var(--azul) 100%);
  padding: 96px 0; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: rgba(39,174,96,0.08);
}
.cta-section::after {
  content: ''; position: absolute; bottom: -30%; left: -10%;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(39,174,96,0.06);
}
.cta-content {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.cta-text h2 { color: white; margin-bottom: 16px; }
.cta-text p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin-bottom: 0; }
.cta-form {
  background: rgba(255,255,255,0.08); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 40px; border-radius: 24px;
}
.cta-form .form-group { margin-bottom: 20px; }
.cta-form label {
  display: block; color: rgba(255,255,255,0.7);
  font-size: 0.85rem; font-weight: 600; margin-bottom: 8px;
}
.cta-form input {
  width: 100%; padding: 14px 18px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06); color: white;
  font-size: 1rem; font-family: 'Source Sans 3', sans-serif;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.cta-form input::placeholder { color: rgba(255,255,255,0.35); }
.cta-form input:focus {
  outline: none; border-color: var(--verde);
  background: rgba(255,255,255,0.1);
}
.cta-form .btn-whatsapp {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  background: #25D366; color: white;
  padding: 16px; border-radius: 12px; border: none;
  font-size: 1.05rem; font-weight: 700; cursor: pointer;
  font-family: 'Source Sans 3', sans-serif;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.cta-form .btn-whatsapp:hover { background: #1fb855; transform: translateY(-2px); }

/* ---- FOOTER ---- */
.footer {
  background: var(--azul-deep); padding: 48px 0 24px;
}
.footer-content {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 24px;
}
.footer-brand { font-family: 'Playfair Display', serif; font-size: 1.3rem; font-weight: 700; color: white; }
.footer-brand span { color: var(--verde); }
.footer-social { display: flex; gap: 16px; }
.footer-social a {
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
  font-size: 1.2rem;
}
.footer-social a:hover { background: var(--verde); color: white; }
.footer-copy { text-align: center; color: rgba(255,255,255,0.4); font-size: 0.85rem; }

/* ---- WhatsApp Float ---- */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25D366; color: white;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
  font-size: 1.8rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  animation: float-bounce 3s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.45); }
@keyframes float-bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* ---- REVEAL ANIMATION ---- */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .about-grid, .comunidade-grid, .cta-content { grid-template-columns: 1fr; gap: 40px; }
  .impacto-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.active {
    display: flex; flex-direction: column;
    position: absolute; top: 72px; left: 0; right: 0;
    background: white; padding: 24px;
    box-shadow: var(--shadow-float);
    gap: 16px;
  }
  .hero-content { padding: 100px 0 64px; }
  .hero-actions { flex-direction: column; }
  .ajudar-grid { grid-template-columns: 1fr; }
  .projetos-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .comunidade-gallery { grid-template-columns: 1fr 1fr; }
  .comunidade-gallery .gal-img:first-child { grid-row: auto; }
  .comunidade-gallery .gal-img img, .comunidade-gallery .gal-img:first-child img { height: 180px; }
  .footer-content { flex-direction: column; gap: 24px; text-align: center; }
}
@media (max-width: 480px) {
  .impacto-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .about-img-wrap img { height: 320px; }
}