/* ============================================================
   JHBSOFT — Folha de estilos principal (base do site)
   Paleta: azul #2c3ec4 (principal) + variações, branco e cinzas.
   Os estilos específicos das seções ficam em sections.css.
   ============================================================ */

/* ---------- Variáveis ---------- */
:root {
  --azul-900: #141a4a;
  --azul-800: #1b2470;
  --azul-700: #232da6;
  --azul-600: #2c3ec4;      /* cor principal da marca */
  --azul-500: #4a5ae8;
  --azul-300: #8f9bff;
  --azul-100: #e3e8ff;
  --azul-50:  #f2f5ff;

  --cinza-900: #1b2136;
  --cinza-600: #5a6377;
  --cinza-400: #98a1b3;
  --cinza-200: #e5e9f2;
  --cinza-100: #f4f6fb;

  --branco: #ffffff;
  --verde-whatsapp: #25d366;
  --erro: #d93843;
  --sucesso: #1f9d55;

  --sombra: 0 10px 30px rgba(20, 26, 74, .10);
  --sombra-forte: 0 18px 45px rgba(20, 26, 74, .18);
  --raio: 14px;
  --container: 1140px;
  --header-altura: 72px;
  --fonte: 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* ---------- Reset e base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--cinza-600);
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--azul-600); text-decoration: none; transition: color .2s ease; }
ul { list-style: none; }

h1, h2, h3, h4 {
  color: var(--cinza-900);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -.01em;
}
h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); }

section { padding: 5.5rem 0; }
section[id] { scroll-margin-top: calc(var(--header-altura) + 12px); }

::selection { background: var(--azul-600); color: var(--branco); }
:focus-visible { outline: 3px solid var(--azul-300); outline-offset: 2px; border-radius: 4px; }

/* ---------- Utilitários ---------- */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }

.section-head { max-width: 640px; margin-bottom: 3rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .kicker {
  display: inline-block;
  font-size: .8rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--azul-600);
  background: var(--azul-50);
  border: 1px solid var(--azul-100);
  padding: .35rem .9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.section-head p { margin-top: .9rem; font-size: 1.05rem; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .85rem 1.7rem;
  border: 0; border-radius: 999px; cursor: pointer;
  font: inherit; font-weight: 600; font-size: .98rem; line-height: 1.2;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn svg { width: 20px; height: 20px; }
.btn-primary {
  color: var(--branco);
  background: linear-gradient(135deg, var(--azul-600), var(--azul-500));
  box-shadow: 0 10px 24px rgba(44, 62, 196, .35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(44, 62, 196, .45); color: var(--branco); }
.btn-outline { color: var(--azul-600); background: transparent; box-shadow: inset 0 0 0 2px var(--azul-100); }
.btn-outline:hover { box-shadow: inset 0 0 0 2px var(--azul-600); background: var(--azul-50); }
.btn-whatsapp { color: var(--branco); background: var(--verde-whatsapp); box-shadow: 0 10px 24px rgba(37, 211, 102, .35); }
.btn-whatsapp:hover { transform: translateY(-2px); color: var(--branco); }
.btn-light { color: var(--azul-700); background: var(--branco); box-shadow: 0 10px 24px rgba(0, 0, 0, .18); }
.btn-light:hover { transform: translateY(-2px); color: var(--azul-900); }
.btn-sm { padding: .55rem 1.2rem; font-size: .9rem; }
.btn-lg { padding: 1.05rem 2.2rem; font-size: 1.05rem; }

/* ---------- Cabeçalho / menu ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: 0 4px 20px rgba(20, 26, 74, .08); }

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: var(--header-altura);
}

.logo { display: inline-flex; align-items: center; gap: .65rem; }
.logo-mark {
  width: 42px; height: 42px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--azul-600), var(--azul-800));
  color: var(--branco); font-weight: 700; font-size: .95rem;
  box-shadow: 0 6px 16px rgba(44, 62, 196, .35);
}
.logo-text {
  display: flex; flex-direction: column;
  line-height: 1.1; color: var(--cinza-900);
  font-weight: 700; font-size: 1.15rem;
}
.logo-text strong { color: var(--azul-600); }
.logo-text small {
  font-size: .6rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--cinza-400);
}

.site-nav { display: flex; align-items: center; gap: 1.7rem; }
.site-nav > a:not(.btn) { position: relative; color: var(--cinza-600); font-weight: 500; font-size: .97rem; }
.site-nav > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -7px;
  width: 0; height: 2px; border-radius: 2px;
  background: var(--azul-600); transition: width .25s ease;
}
.site-nav > a:not(.btn):hover { color: var(--azul-600); }
.site-nav > a:not(.btn):hover::after { width: 100%; }

.nav-toggle { display: none; }

/* ---------- Rodapé ---------- */
.site-footer { background: var(--azul-900); color: #c7cdec; padding-top: 4rem; }
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem; padding-bottom: 3rem;
}
.footer-brand p { margin-top: 1.1rem; font-size: .95rem; max-width: 30rem; }
.site-footer .logo-text { color: var(--branco); }
.site-footer h4 { color: var(--branco); font-size: 1rem; margin-bottom: 1.1rem; }
.footer-col ul { display: grid; gap: .6rem; font-size: .95rem; }
.footer-col a { color: #c7cdec; }
.footer-col a:hover { color: var(--branco); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 1.2rem 0; }
.footer-bottom p { font-size: .88rem; text-align: center; color: #8d96c9; }

/* ---------- Botão flutuante de WhatsApp ---------- */
.whatsapp-float {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 1100;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--branco); background: var(--verde-whatsapp);
  box-shadow: 0 12px 28px rgba(37, 211, 102, .45);
  transition: transform .25s ease;
}
.whatsapp-float:hover { transform: scale(1.08); color: var(--branco); }
.whatsapp-float svg { width: 30px; height: 30px; }

/* ---------- Animações de entrada ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsivo (base) ---------- */
@media (max-width: 860px) {
  section { padding: 4rem 0; }

  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px;
    background: none; border: 0; padding: .6rem; cursor: pointer;
  }
  .nav-toggle span {
    width: 24px; height: 2px; border-radius: 2px;
    background: var(--cinza-900);
    transition: transform .3s ease, opacity .3s ease;
  }
  .nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .site-nav {
    position: fixed; top: var(--header-altura); left: 0; right: 0; z-index: 999;
    flex-direction: column; align-items: stretch; gap: .4rem;
    background: var(--branco);
    padding: 1.2rem 1.4rem 1.5rem;
    box-shadow: var(--sombra);
    border-radius: 0 0 var(--raio) var(--raio);
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .25s ease, transform .25s ease, visibility .25s;
  }
  .site-nav.open { opacity: 1; visibility: visible; transform: none; }
  .site-nav > a:not(.btn) { padding: .65rem .2rem; }
  .site-nav > a:not(.btn)::after { display: none; }
  .site-nav .btn { margin-top: .6rem; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Acessibilidade: reduz animações ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}