/* ===== Variáveis ===== */
:root{
  --azul-900:#0b2a5b;
  --azul-700:#163e86;
  --azul-500:#2a64c9;
  --azul-grad:linear-gradient(135deg,#2a64c9,#0b2a5b);
  --grafite:#1c2434;
  --texto:#2b3346;
  --texto-suave:#5a6b85;
  --linha:#e6eaf1;
  --fundo:#ffffff;
  --fundo-alt:#f5f7fb;
  --branco:#ffffff;
  --raio:16px;
  --sombra:0 18px 50px rgba(11,42,91,.10);
  --container:1140px;
}

/* ===== Base ===== */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--texto);
  background:var(--fundo);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(var(--container),92%);margin-inline:auto}

h1,h2,h3{color:var(--grafite);line-height:1.18;letter-spacing:-.02em}
.section__title{font-family:'Playfair Display',Georgia,serif;font-weight:700;font-size:clamp(1.8rem,3.4vw,2.6rem)}

/* ===== Botões ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--azul-grad);color:var(--branco);
  padding:.72rem 1.3rem;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,42,91,.28)}
.btn--sm{padding:.5rem 1rem;font-size:.88rem}
.btn--lg{padding:.9rem 1.7rem;font-size:1rem}
.btn--block{display:flex;width:100%;margin-top:.7rem}
.btn--ghost{background:transparent;color:var(--azul-700);border-color:var(--linha)}
.btn--ghost:hover{border-color:var(--azul-500);box-shadow:none}

.tag{
  display:inline-block;font-size:.78rem;font-weight:600;letter-spacing:.12em;
  text-transform:uppercase;color:var(--azul-500);margin-bottom:.8rem;
}
.link-arrow{display:inline-block;margin-top:.6rem;color:var(--azul-700);font-weight:600}
.link-arrow:hover{color:var(--azul-500)}

/* ===== Cabeçalho ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--linha);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:120px}
.brand{display:flex;align-items:center;gap:.8rem}
.brand__logo{height:87px;width:auto;display:block}
.brand__text{font-family:'Playfair Display',serif;font-weight:700;font-size:1.5rem;color:var(--azul-900)}
.brand__text sup{font-size:.6em}
.menu{display:flex;align-items:center;gap:1.6rem}
.menu a{font-weight:500;color:var(--texto);font-size:.96rem;transition:color .15s}
.menu a:hover{color:var(--azul-700)}
.menu .btn{color:#fff}

.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.menu-toggle span{width:24px;height:2px;background:var(--grafite);border-radius:2px;transition:.25s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1200px 500px at 80% -10%,rgba(42,100,201,.18),transparent 60%),
    linear-gradient(180deg,#f7f9fd,#ffffff);
  padding:clamp(3.5rem,9vw,7rem) 0;
}
.hero__inner{max-width:760px}
.hero__eyebrow{color:var(--azul-500);font-weight:600;letter-spacing:.06em;margin-bottom:1rem}
.hero__title{font-family:'Playfair Display',serif;font-weight:700;font-size:clamp(2.2rem,5.6vw,4rem);color:var(--azul-900)}
.hero__lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--texto-suave);margin:1.4rem 0 2rem;max-width:620px}
.hero__actions{display:flex;flex-wrap:wrap;gap:.9rem}

/* ===== Seções ===== */
.section{padding:clamp(3.5rem,8vw,6rem) 0}
.section--alt{background:var(--fundo-alt);border-block:1px solid var(--linha)}
.section__head{max-width:620px;margin-bottom:2.6rem}
.section__sub{color:var(--texto-suave);margin-top:.6rem}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.grid-2 p{color:var(--texto-suave);margin-top:1rem}

/* Pilares */
.pillars{list-style:none;display:grid;gap:1rem}
.pillars li{
  display:flex;gap:1.1rem;align-items:flex-start;
  background:var(--branco);border:1px solid var(--linha);border-radius:var(--raio);
  padding:1.4rem 1.5rem;box-shadow:var(--sombra);
}
.pillars__num{font-family:'Playfair Display',serif;font-weight:700;color:var(--azul-500);font-size:1.3rem}
.pillars h3{font-size:1.05rem;margin-bottom:.2rem}
.pillars p{color:var(--texto-suave);font-size:.94rem;margin:0}

/* Cards de serviços */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.card{
  background:var(--branco);border:1px solid var(--linha);border-radius:var(--raio);
  padding:1.6rem 1.4rem;transition:transform .18s ease,box-shadow .18s ease,border-color .18s;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sombra);border-color:#cfdbf0}
.card__icon{
  width:50px;height:50px;display:grid;place-items:center;font-size:1.5rem;
  background:linear-gradient(135deg,#e8effc,#dbe7fb);border-radius:12px;margin-bottom:1rem;
}
.card h3{font-size:1.06rem;margin-bottom:.4rem}
.card p{color:var(--texto-suave);font-size:.92rem}

/* Contato */
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.contact__info p{color:var(--texto-suave);margin-top:.8rem}
.contact__list{list-style:none;margin-top:1.8rem;display:grid;gap:1.1rem}
.contact__list li{display:flex;flex-direction:column;gap:.15rem;border-left:3px solid var(--azul-500);padding-left:1rem}
.contact__label{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--texto-suave);font-weight:600}
.contact__list a,.contact__list span:not(.contact__label){font-size:1.1rem;font-weight:600;color:var(--grafite)}
.contact__list a:hover{color:var(--azul-700)}
.contact__cta{
  background:var(--azul-grad);color:#fff;border-radius:var(--raio);
  padding:2.2rem;box-shadow:var(--sombra);
}
.contact__cta h3{color:#fff;font-size:1.3rem}
.contact__cta>p{color:rgba(255,255,255,.85);margin:.6rem 0 1.2rem}
.contact__cta .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.contact__cta .btn--ghost:hover{border-color:#fff}
.contact__cta .btn:not(.btn--ghost){background:#fff;color:var(--azul-900)}

/* Rodapé */
.site-footer{background:var(--grafite);color:#c7d0e0;padding:2.6rem 0}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.footer__brand{display:flex;flex-direction:column;gap:.1rem}
.footer__brand .brand__text{color:#fff;font-size:1.5rem;font-family:'Playfair Display',serif;font-weight:700}
.footer__brand .brand__text sup{font-size:.6em}
.footer__brand p{font-size:.85rem;color:#9fb0cc}
.footer__copy{font-size:.86rem;color:#9fb0cc}

/* Botão flutuante WhatsApp */
.whats-float{
  position:fixed;right:20px;bottom:20px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  background:#25d366;color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 26px rgba(37,211,102,.45);
  transition:transform .15s ease;
}
.whats-float:hover{transform:scale(1.08)}

/* ===== Responsivo ===== */
@media(max-width:900px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .grid-2,.contact{grid-template-columns:1fr}
  .menu{
    position:absolute;top:120px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--linha);
    padding:.5rem 6%;
    transform:translateY(-150%);opacity:0;pointer-events:none;transition:.28s ease;
  }
  .menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .menu a{padding:.85rem 0;border-bottom:1px solid var(--linha)}
  .menu .btn{margin:.7rem 0;justify-content:center}
  .menu-toggle{display:flex}
}
@media(max-width:540px){
  .cards{grid-template-columns:1fr}
  .hero__actions .btn{flex:1}
}