/* ============ SEDAF — Design System ============ */
:root {
  --azul: #1e3a8a;
  --azul-escuro: #172554;
  --azul-claro: #e8edf9;
  --amarelo: #d4af37;
  --vermelho: #c0392b;
  --vermelho-escuro: #96281b;
  --verde-whats: #25d366;
  --texto: #1e293b;
  --texto-suave: #64748b;
  --fundo: #ffffff;
  --fundo-alt: #f8fafc;
  --borda: #e2e8f0;
  --radius: 16px;
  --sombra: 0 4px 24px rgba(15, 42, 107, 0.08);
  --sombra-hover: 0 12px 32px rgba(15, 42, 107, 0.16);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--texto);
  background: var(--fundo);
  line-height: 1.6;
}

h1, h2, h3, h4 { font-family: 'Nunito', sans-serif; line-height: 1.2; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ============ Topbar ============ */
.topbar {
  background: var(--azul-escuro);
  color: #fff;
  font-size: 0.85rem;
  padding: 8px 0;
}
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar-links a { color: #c7d5ff; text-decoration: none; margin-left: 16px; font-weight: 600; }
.topbar-links a:hover { color: #fff; }

/* ============ Header ============ */
.header {
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 var(--borda);
}
.header-inner { display: flex; justify-content: space-between; align-items: center; padding: 14px 24px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--texto); }
.logo-badge {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--azul), var(--azul-escuro));
  color: var(--amarelo);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Nunito'; font-weight: 900; font-size: 1.4rem;
}
.logo-text { font-family: 'Nunito'; font-weight: 700; font-size: 1.05rem; }
.logo-text strong { color: var(--vermelho); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  text-decoration: none; color: var(--texto); font-weight: 600;
  padding: 8px 14px; border-radius: 10px; font-size: 0.95rem;
  transition: background 0.2s;
}
.nav a:hover { background: var(--azul-claro); }
.nav a.active { color: var(--azul); background: var(--azul-claro); }
.nav-cta { margin-left: 8px; }
.menu-toggle { display: none; background: none; border: none; font-size: 1.6rem; cursor: pointer; color: var(--azul); }

/* ============ Buttons ============ */
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 12px;
  font-weight: 700; text-decoration: none; font-size: 0.98rem;
  transition: transform 0.15s, box-shadow 0.15s;
  border: 2px solid transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--sombra-hover); }
.btn-whatsapp { background: var(--verde-whats); color: #fff; }
.btn-primary { background: var(--vermelho); color: #fff; }
.btn-outline { border-color: var(--vermelho); color: var(--vermelho); background: transparent; }
.btn-outline:hover { background: #fdf0ee; }
.btn-white { background: var(--amarelo); color: var(--azul-escuro); }
.btn-block { display: block; text-align: center; width: 100%; }

/* ============ Hero ============ */
.hero {
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 100%);
  color: #fff;
  padding: 72px 0 88px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute; left: 0; right: 0; top: 0; bottom: 0;
  background: linear-gradient(115deg, transparent 55%, rgba(192, 57, 43, 0.25) 100%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute; right: -120px; top: -120px;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.hero-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.tag {
  display: inline-block; background: rgba(255,255,255,0.14);
  color: var(--amarelo); font-weight: 700; font-size: 0.82rem;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
  letter-spacing: 0.03em; text-transform: uppercase;
}
.section-head .tag { background: var(--azul-claro); color: var(--azul); }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 900; margin-bottom: 16px; }
.highlight { color: var(--amarelo); }.hero p { font-size: 1.08rem; color: #dbe4ff; max-width: 520px; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-stats { display: flex; gap: 36px; flex-wrap: wrap; }
.hero-stats strong { display: block; font-family: 'Nunito'; font-size: 1.7rem; font-weight: 900; color: var(--amarelo); }
.hero-stats span { font-size: 0.85rem; color: #c7d5ff; }
.hero-card {
  background: #fff; color: var(--texto);
  border-radius: 20px; padding: 32px 28px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
}
.hero-card-icon { font-size: 2.4rem; margin-bottom: 12px; }
.hero-card h3 { font-size: 1.3rem; margin-bottom: 10px; color: var(--azul-escuro); }
.hero-card p { color: var(--texto-suave); font-size: 0.95rem; margin-bottom: 20px; }
.hero-card { border-top: 4px solid var(--amarelo); }

/* ============ Sections ============ */
.section { padding: 80px 0; }
.section-alt { background: var(--fundo-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: 900; color: var(--azul-escuro); margin-bottom: 12px; }
.section-head p { color: var(--texto-suave); }

/* ============ Grids & Cards ============ */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card-segment {
  background: #fff; border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 32px 26px; text-decoration: none; color: var(--texto);
  transition: transform 0.2s, box-shadow 0.2s;
  display: block;
}
.card-segment:hover { transform: translateY(-6px); box-shadow: var(--sombra-hover); border-color: var(--vermelho); }
.seg-icon { font-size: 2.2rem; margin-bottom: 14px; }
.card-segment h3 { font-size: 1.2rem; margin-bottom: 4px; color: var(--azul-escuro); }
.seg-ages {
  display: inline-block; background: var(--azul-claro); color: var(--azul);
  font-size: 0.78rem; font-weight: 700; padding: 3px 12px;
  border-radius: 999px; margin-bottom: 12px;
}
.card-segment p { color: var(--texto-suave); font-size: 0.93rem; margin-bottom: 14px; }
.seg-link { color: var(--vermelho); font-weight: 700; font-size: 0.9rem; }

.card-diff {
  background: #fff; border-radius: var(--radius); padding: 26px 22px;
  border: 1px solid var(--borda); transition: transform 0.2s, box-shadow 0.2s;
}
.card-diff:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.diff-icon { font-size: 1.8rem; margin-bottom: 10px; }
.card-diff h3 { font-size: 1rem; margin-bottom: 6px; color: var(--azul-escuro); }
.card-diff p { font-size: 0.87rem; color: var(--texto-suave); }

.card-unit {
  background: #fff; border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 32px; position: relative;
}
.unit-badge {
  position: absolute; top: -14px; left: 28px;
  background: var(--vermelho); color: #fff;
  font-weight: 800; font-size: 0.78rem; padding: 5px 14px;
  border-radius: 999px; text-transform: uppercase; letter-spacing: 0.04em;
}
.card-unit h3 { margin: 10px 0 14px; color: var(--azul-escuro); font-size: 1.25rem; }
.card-unit p { color: var(--texto-suave); margin-bottom: 8px; font-size: 0.95rem; }
.card-unit .btn { margin-top: 12px; }

/* ============ CTA band ============ */
.cta-band {
  background: linear-gradient(120deg, var(--vermelho), var(--vermelho-escuro));
  padding: 56px 0;
}
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-inner h2 { color: #fff; font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 900; margin-bottom: 6px; }
.cta-inner p { color: #ffd9d4; font-weight: 600; }

/* ============ Page hero (inner pages) ============ */
.page-hero {
  background: linear-gradient(135deg, var(--azul-escuro), var(--azul));
  color: #fff; padding: 64px 0; text-align: center;
}
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 900; margin-bottom: 10px; }
.page-hero p { color: #dbe4ff; max-width: 620px; margin: 0 auto; }

/* ============ Prose / content blocks ============ */
.content-block { padding: 64px 0; }
.content-block h2 { color: var(--azul-escuro); font-size: 1.5rem; font-weight: 900; margin-bottom: 14px; }
.content-block p { color: var(--texto-suave); margin-bottom: 14px; }
.content-block ul { color: var(--texto-suave); padding-left: 22px; margin-bottom: 14px; }
.content-block li { margin-bottom: 6px; }
.content-block .tag-inline {
  display: inline-block; background: var(--azul-claro); color: var(--azul);
  font-weight: 700; font-size: 0.8rem; padding: 4px 12px; border-radius: 999px; margin-bottom: 10px;
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.highlight-box {
  background: var(--azul-claro); border-left: 4px solid var(--vermelho);
  border-radius: 0 12px 12px 0; padding: 20px 22px; margin: 18px 0;
}
.highlight-box p { color: var(--azul-escuro); font-weight: 600; margin: 0; }

/* ============ Timeline ============ */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px;
  width: 3px; background: var(--borda); border-radius: 3px;
}
.timeline-item { position: relative; padding-bottom: 28px; }
.timeline-item::before {
  content: ""; position: absolute; left: -27px; top: 5px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--vermelho); border: 3px solid var(--azul-claro);
}
.timeline-item h3 { color: var(--vermelho); font-size: 1.05rem; margin-bottom: 4px; }
.timeline-item p { color: var(--texto-suave); font-size: 0.95rem; }

/* ============ Accordion (FAQ) ============ */
.faq-item { border: 1px solid var(--borda); border-radius: 12px; margin-bottom: 12px; overflow: hidden; }
.faq-q {
  width: 100%; background: #fff; border: none; text-align: left;
  padding: 18px 22px; font-family: 'Nunito'; font-weight: 800;
  font-size: 1rem; color: var(--azul-escuro); cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-q::after { content: "+"; font-size: 1.3rem; color: var(--vermelho); transition: transform 0.2s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a p { padding: 0 22px 18px; color: var(--texto-suave); }
.faq-item.open .faq-a { max-height: 400px; }

/* ============ Forms ============ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-field label { display: block; font-weight: 700; font-size: 0.88rem; margin-bottom: 6px; color: var(--azul-escuro); }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--borda);
  border-radius: 10px; font-family: 'Inter'; font-size: 0.95rem;
  color: var(--texto); background: #fff; transition: border 0.2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--vermelho); box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}
.form-note { font-size: 0.82rem; color: var(--texto-suave); margin-top: 10px; }

/* ============ Footer ============ */
.footer { background: var(--azul-escuro); color: #c7d5ff; padding: 56px 0 0; border-top: 4px solid var(--amarelo); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 40px; }
.footer h4 { color: #fff; margin-bottom: 14px; font-size: 1rem; }
.footer p { font-size: 0.9rem; }
.footer a { display: block; color: #c7d5ff; text-decoration: none; margin-bottom: 8px; font-size: 0.9rem; }
.footer a:hover { color: var(--amarelo); }
.social { display: flex; gap: 10px; margin-top: 14px; }
.social a {
  background: rgba(255,255,255,0.1); padding: 8px 14px; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600; margin-bottom: 0;
}
.social a:hover { background: var(--vermelho); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding: 18px 0; }
.footer-bottom p { font-size: 0.82rem; text-align: center; margin: 0; }

/* ============ WhatsApp float ============ */
.whats-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--verde-whats); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; text-decoration: none;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.7), 0 0 0 12px rgba(37, 211, 102, 0.15); }
  100% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
}

/* ============ Reveal animation ============ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s, transform 0.6s; }
.reveal.visible { opacity: 1; transform: none; }

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .menu-toggle { display: block; }
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 16px 24px 24px; box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    border-top: 1px solid var(--borda);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 14px; }
  .nav-cta { margin-left: 0; margin-top: 8px; text-align: center; }
  .cta-inner { flex-direction: column; text-align: center; }
  .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 64px; }
  .section { padding: 56px 0; }
  .hero-stats { gap: 24px; }
}