/* ===== VARIÁVEIS / TEMA ===== */
:root {
  --azul: #0a2540;        /* azul-marinho corporativo */
  --azul-2: #103a66;
  --acento: #1e88e5;      /* azul vibrante (moderno) */
  --acento-2: #00b4d8;
  --wa: #25d366;          /* verde WhatsApp */
  --tinta: #0e1726;
  --cinza: #5b6b7f;
  --cinza-claro: #f4f7fb;
  --linha: #e3e9f2;
  --branco: #ffffff;
  --raio: 14px;
  --sombra: 0 18px 45px -22px rgba(10, 37, 64, .35);
  --container: 1140px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--tinta);
  line-height: 1.6;
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Sora', 'Inter', sans-serif; line-height: 1.15; letter-spacing: -.02em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: 90%; max-width: var(--container); margin: 0 auto; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--acento);
  margin-bottom: .7rem;
}
.eyebrow.light { color: var(--acento-2); }

/* ===== BOTÕES ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem;
  background: var(--acento);
  color: #fff;
  font-weight: 600;
  padding: .7rem 1.3rem;
  border-radius: 999px;
  border: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
  box-shadow: 0 10px 24px -10px rgba(30, 136, 229, .7);
}
.btn:hover { transform: translateY(-2px); background: #1873c4; }
.btn-sm { padding: .5rem 1rem; font-size: .9rem; }
.btn-lg { padding: .95rem 1.8rem; font-size: 1.05rem; }
.btn-ghost { background: transparent; color: #fff; box-shadow: none; border: 1.5px solid rgba(255,255,255,.45); }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-wa { background: var(--wa); box-shadow: 0 12px 28px -10px rgba(37, 211, 102, .7); }
.btn-wa:hover { background: #1fb855; }

/* ===== CABEÇALHO ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--linha);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100px; }
.logo { display: flex; align-items: center; gap: .8rem; font-family: 'Sora', sans-serif; }
.logo-img { height: 88px; width: auto; }
.logo-text { font-size: 1.25rem; font-weight: 600; color: var(--azul); line-height: 1.1; }
.logo-text strong { color: var(--acento); font-weight: 700; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a { font-weight: 500; color: var(--tinta); font-size: .98rem; transition: color .2s; }
.nav a:hover { color: var(--acento); }
.nav .btn { color: #fff; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.nav-toggle span { width: 26px; height: 2.5px; background: var(--azul); border-radius: 2px; }

/* ===== HERO ===== */
.hero { position: relative; color: #fff; overflow: hidden; padding: 6rem 0 5rem; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(110deg, rgba(6,32,59,.94) 0%, rgba(10,37,64,.82) 45%, rgba(16,58,102,.55) 100%),
    url('imagens/fundo.jpg') center center / cover no-repeat;
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.5rem); font-weight: 800; margin-bottom: 1.2rem; }
.hero h1 span { background: linear-gradient(90deg, #6dd5ed, #00b4d8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: 1.15rem; color: #cdd9e8; max-width: 600px; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }
.hero-stats { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-family: 'Sora', sans-serif; font-size: 2rem; color: #fff; }
.hero-stats span { font-size: .9rem; color: #a9bdd4; }

/* ===== SEÇÕES ===== */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--cinza-claro); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-head h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--azul); margin-bottom: .8rem; }
.section-lead { color: var(--cinza); font-size: 1.08rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }

/* ===== SOBRE ===== */
.about-text h2 { font-size: clamp(1.7rem, 3.5vw, 2.3rem); color: var(--azul); margin-bottom: 1.2rem; }
.about-text p { color: var(--cinza); margin-bottom: 1rem; }
.check-list { list-style: none; margin-top: 1.4rem; display: grid; gap: .7rem; }
.check-list li { position: relative; padding-left: 2rem; font-weight: 500; color: var(--tinta); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 1.4rem; height: 1.4rem; border-radius: 50%;
  background: rgba(30,136,229,.12); color: var(--acento);
  display: grid; place-items: center; font-size: .8rem; font-weight: 700;
}
.img-placeholder {
  width: 100%; aspect-ratio: 4/3; border-radius: var(--raio);
  background: repeating-linear-gradient(45deg, #e9eff7, #e9eff7 12px, #f4f7fb 12px, #f4f7fb 24px);
  border: 1.5px dashed #c3d2e6;
  display: grid; place-items: center;
  color: #8aa0bb; font-weight: 600; font-size: .95rem;
}
.about-media .img-placeholder { box-shadow: var(--sombra); }
.about-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--raio); box-shadow: var(--sombra); display: block; }

/* ===== CARDS SERVIÇOS ===== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card {
  background: #fff; border: 1px solid var(--linha); border-radius: var(--raio);
  padding: 2rem 1.6rem; transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--sombra); border-color: transparent; }
.card-icon {
  width: 56px; height: 56px; border-radius: 14px; font-size: 1.6rem;
  display: grid; place-items: center; margin-bottom: 1.1rem;
  background: linear-gradient(135deg, rgba(30,136,229,.12), rgba(0,180,216,.12));
}
.card h3 { color: var(--azul); font-size: 1.2rem; margin-bottom: .6rem; }
.card p { color: var(--cinza); font-size: .96rem; }

/* ===== VANTAGENS ===== */
.vantagens { background: linear-gradient(135deg, #06203b, #0a2540 60%, #103a66); color: #fff; }
.vantagens .section-head h2 { color: #fff; }
.vant-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.vant-item { padding: 1.8rem 1.5rem; border: 1px solid rgba(255,255,255,.12); border-radius: var(--raio); background: rgba(255,255,255,.03); transition: border-color .2s, transform .2s; }
.vant-item:hover { transform: translateY(-5px); border-color: rgba(255,255,255,.3); }
.vant-item strong { display: block; font-family: 'Sora', sans-serif; font-size: 1.12rem; margin-bottom: .6rem; color: #fff; }
.vant-item p { color: #b9bec7; font-size: .96rem; }

/* ===== GALERIA OBRAS ===== */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.gallery-item { border-radius: var(--raio); overflow: hidden; background: #fff; box-shadow: var(--sombra); }
.gallery-item .img-placeholder { border-radius: 0; border: none; aspect-ratio: 4/3; }
.obra-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.gallery-item figcaption { padding: .9rem 1.1rem; font-weight: 600; color: var(--azul); font-size: .98rem; }

/* ===== CTA / CONTATO ===== */
.cta { background: linear-gradient(135deg, #06203b, #0a2540 60%, #103a66); color: #fff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap; }
.cta-text { max-width: 620px; }
.cta-text h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 1rem; }
.cta-text > p { color: #c4c9d2; margin-bottom: 1.5rem; font-size: 1.08rem; }
.contact-list { display: grid; gap: .6rem; }
.contact-line { color: #e3e5e9; font-weight: 500; transition: color .2s; }
a.contact-line:hover { color: var(--acento-2); }

/* ===== RODAPÉ ===== */
.site-footer { background: #06182c; color: #9fb3cc; padding: 2.8rem 0; text-align: center; }
.footer-inner { display: grid; gap: .8rem; place-items: center; }
.footer-brand { display: flex; align-items: center; gap: .6rem; }
.footer-logo { height: 78px; width: auto; filter: invert(1) grayscale(1); mix-blend-mode: screen; }
.footer-meta { font-size: .9rem; }
.footer-tech { color: #c3d2e6; font-weight: 500; border-top: 1px solid rgba(255,255,255,.1); padding-top: .9rem; margin-top: .3rem; }

/* ===== BOTÃO FLUTUANTE WHATSAPP ===== */
.whatsapp-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 60;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--wa); color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 14px 30px -8px rgba(37, 211, 102, .65);
  transition: transform .2s ease;
  animation: wa-pulse 2.4s infinite;
}
.whatsapp-float:hover { transform: scale(1.08); }
@keyframes wa-pulse {
  0% { box-shadow: 0 14px 30px -8px rgba(37,211,102,.65), 0 0 0 0 rgba(37,211,102,.5); }
  70% { box-shadow: 0 14px 30px -8px rgba(37,211,102,.65), 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 14px 30px -8px rgba(37,211,102,.65), 0 0 0 0 rgba(37,211,102,0); }
}

/* ===== RESPONSIVO ===== */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .vant-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; gap: 2rem; }
  .nav {
    position: fixed; top: 100px; right: 0; height: calc(100vh - 100px);
    width: 75%; max-width: 320px; flex-direction: column; align-items: flex-start;
    background: #fff; padding: 2rem; gap: 1.4rem;
    transform: translateX(100%); transition: transform .3s ease;
    box-shadow: -20px 0 50px -30px rgba(0,0,0,.4);
  }
  .nav.open { transform: translateX(0); }
  .nav-toggle { display: flex; }
}
@media (max-width: 560px) {
  .cards, .gallery, .vant-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.6rem; }
  .hero-stats strong { font-size: 1.6rem; }
}