/* ==========================================================================
   RD Refrigeração — Folha de estilo principal
   Paleta: azul institucional + laranja de destaque
   ========================================================================== */

:root {
  --rd-navy: #0b2b4a;
  --rd-navy-900: #071b2f;
  --rd-blue: #1478c8;
  --rd-blue-600: #1163a6;
  --rd-blue-soft: #e8f3fc;
  --rd-orange: #ff7a1a;
  --rd-orange-600: #e56508;
  --rd-ice: #f5f9fc;
  --rd-text: #1f2d3d;
  --rd-muted: #5d7285;
  --rd-border: #dfe8f0;
  --rd-white: #ffffff;

  --rd-radius: 14px;
  --rd-radius-sm: 10px;
  --rd-shadow: 0 10px 30px rgba(11, 43, 74, .08);
  --rd-shadow-lg: 0 18px 50px rgba(11, 43, 74, .14);
  --rd-transition: .25s ease;

  --rd-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --rd-font-head: 'Poppins', var(--rd-font);
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
  font-family: var(--rd-font);
  color: var(--rd-text);
  background: var(--rd-white);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, .display-title {
  font-family: var(--rd-font-head);
  font-weight: 700;
  color: var(--rd-navy);
  line-height: 1.2;
  letter-spacing: -.02em;
}

a { color: var(--rd-blue); text-decoration: none; transition: color var(--rd-transition); }
a:hover { color: var(--rd-orange); }

img { max-width: 100%; height: auto; }

.section { padding: 5rem 0; }
.section-sm { padding: 3.5rem 0; }
.bg-ice { background-color: var(--rd-ice); }
.bg-navy { background-color: var(--rd-navy); }

.text-orange { color: var(--rd-orange) !important; }
.text-blue { color: var(--rd-blue) !important; }
.text-muted-rd { color: var(--rd-muted) !important; }

.lead-rd { font-size: 1.075rem; color: var(--rd-muted); }

/* ---------- Eyebrow / títulos de seção ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--rd-blue);
  background: var(--rd-blue-soft);
  padding: .4rem .9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.eyebrow.on-dark { color: #9fd0f5; background: rgba(255, 255, 255, .08); }

.section-title { font-size: clamp(1.75rem, 3.4vw, 2.5rem); margin-bottom: 1rem; }
.section-title.on-dark { color: #fff; }

.title-underline::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  border-radius: 4px;
  background: var(--rd-orange);
  margin-top: 1.1rem;
}
.title-underline.text-center::after { margin-left: auto; margin-right: auto; }

/* ---------- Botões ---------- */
.btn { border-radius: 999px; font-weight: 600; padding: .75rem 1.6rem; transition: all var(--rd-transition); }
.btn:focus-visible { outline: 3px solid rgba(20, 120, 200, .45); outline-offset: 2px; }

.btn-rd-primary { background: var(--rd-blue); border: 2px solid var(--rd-blue); color: #fff; }
.btn-rd-primary:hover { background: var(--rd-blue-600); border-color: var(--rd-blue-600); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(20, 120, 200, .3); }

.btn-rd-orange { background: var(--rd-orange); border: 2px solid var(--rd-orange); color: #fff; }
.btn-rd-orange:hover { background: var(--rd-orange-600); border-color: var(--rd-orange-600); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(255, 122, 26, .35); }

.btn-rd-outline { background: transparent; border: 2px solid var(--rd-navy); color: var(--rd-navy); }
.btn-rd-outline:hover { background: var(--rd-navy); color: #fff; transform: translateY(-2px); }

.btn-rd-outline-light { background: transparent; border: 2px solid rgba(255, 255, 255, .6); color: #fff; }
.btn-rd-outline-light:hover { background: #fff; border-color: #fff; color: var(--rd-navy); transform: translateY(-2px); }

.btn-wa { background: #25d366; border: 2px solid #25d366; color: #fff; }
.btn-wa:hover { background: #1da851; border-color: #1da851; color: #fff; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(37, 211, 102, .35); }

/* ---------- Topbar ---------- */
.topbar {
  background: var(--rd-navy-900);
  color: rgba(255, 255, 255, .82);
  font-size: .85rem;
  padding: .5rem 0;
}
.topbar a { color: rgba(255, 255, 255, .82); }
.topbar a:hover { color: var(--rd-orange); }
.topbar .sep { color: rgba(255, 255, 255, .25); }

/* ---------- Navbar ---------- */
.navbar-rd {
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 18px rgba(11, 43, 74, .07);
  padding: .85rem 0;
  transition: padding var(--rd-transition), box-shadow var(--rd-transition);
}
.navbar-rd.is-stuck { padding: .5rem 0; box-shadow: 0 6px 24px rgba(11, 43, 74, .12); }

.navbar-brand-rd { display: inline-flex; align-items: center; gap: .65rem; }
.brand-mark {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--rd-blue), var(--rd-navy));
  color: #fff; font-size: 1.35rem;
  box-shadow: 0 6px 16px rgba(20, 120, 200, .35);
}
.brand-text { line-height: 1.1; }
.brand-text strong {
  display: block;
  font-family: var(--rd-font-head);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--rd-navy);
  letter-spacing: -.02em;
}
.brand-text span { font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--rd-muted); }

.navbar-rd .nav-link {
  font-weight: 600;
  color: var(--rd-navy);
  padding: .5rem .95rem !important;
  position: relative;
}
.navbar-rd .nav-link::after {
  content: "";
  position: absolute;
  left: .95rem; right: .95rem; bottom: .15rem;
  height: 2px; border-radius: 2px;
  background: var(--rd-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--rd-transition);
}
.navbar-rd .nav-link:hover, .navbar-rd .nav-link.active { color: var(--rd-blue); }
.navbar-rd .nav-link:hover::after, .navbar-rd .nav-link.active::after { transform: scaleX(1); }
.navbar-toggler { border: 0; padding: .35rem .5rem; font-size: 1.5rem; color: var(--rd-navy); }
.navbar-toggler:focus { box-shadow: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    linear-gradient(115deg, rgba(7, 27, 47, .95) 0%, rgba(11, 43, 74, .9) 45%, rgba(20, 120, 200, .78) 100%),
    repeating-linear-gradient(135deg, #0b2b4a 0 22px, #0f3762 22px 44px);
  color: #fff;
  padding: 5.5rem 0 5rem;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -140px; top: -120px;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 26, .35), transparent 68%);
  pointer-events: none;
}
.hero h1 { color: #fff; font-size: clamp(1.95rem, 4.2vw, 3.1rem); }
.hero p.hero-sub { color: rgba(255, 255, 255, .86); font-size: clamp(1rem, 1.6vw, 1.18rem); max-width: 42rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: .6rem; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .45rem;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 999px;
  padding: .4rem .9rem;
  font-size: .85rem;
  color: rgba(255, 255, 255, .92);
}
.hero-badge i { color: var(--rd-orange); }

/* Placeholder visual do hero (trocar por foto real) */
.media-placeholder {
  position: relative;
  border-radius: var(--rd-radius);
  background:
    linear-gradient(135deg, rgba(20, 120, 200, .22), rgba(255, 255, 255, .06)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .05) 0 12px, transparent 12px 24px);
  border: 1px dashed rgba(255, 255, 255, .35);
  min-height: 320px;
  display: grid; place-items: center;
  color: rgba(255, 255, 255, .75);
  text-align: center;
  padding: 2rem;
}
.media-placeholder.light {
  background:
    linear-gradient(135deg, rgba(20, 120, 200, .1), rgba(11, 43, 74, .05)),
    repeating-linear-gradient(45deg, rgba(11, 43, 74, .04) 0 12px, transparent 12px 24px);
  border-color: var(--rd-border);
  color: var(--rd-muted);
}
.media-placeholder i { font-size: 2.6rem; display: block; margin-bottom: .6rem; opacity: .8; }
.media-placeholder small { display: block; font-size: .78rem; letter-spacing: .05em; opacity: .85; }

/* ---------- Page header (páginas internas) ---------- */
.page-header {
  background: linear-gradient(115deg, var(--rd-navy-900) 0%, var(--rd-navy) 55%, var(--rd-blue-600) 100%);
  color: #fff;
  padding: 3.75rem 0 3.25rem;
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: "";
  position: absolute; inset: auto -80px -160px auto;
  width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 26, .3), transparent 70%);
}
.page-header h1 { color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
.page-header p { color: rgba(255, 255, 255, .82); max-width: 46rem; margin-bottom: 0; }
.breadcrumb-rd { font-size: .85rem; color: rgba(255, 255, 255, .65); margin-bottom: .75rem; }
.breadcrumb-rd a { color: rgba(255, 255, 255, .8); }
.breadcrumb-rd a:hover { color: var(--rd-orange); }

/* ---------- Faixa de estatísticas ---------- */
.stat-strip { background: var(--rd-navy); color: #fff; }
.stat-item { text-align: center; padding: 1.5rem .75rem; }
.stat-item .num { font-family: var(--rd-font-head); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; color: var(--rd-orange); line-height: 1; }
.stat-item .label { font-size: .85rem; color: rgba(255, 255, 255, .78); margin-top: .4rem; }

/* ---------- Cards ---------- */
.card-rd {
  background: #fff;
  border: 1px solid var(--rd-border);
  border-radius: var(--rd-radius);
  padding: 1.9rem 1.6rem;
  height: 100%;
  transition: transform var(--rd-transition), box-shadow var(--rd-transition), border-color var(--rd-transition);
}
.card-rd:hover { transform: translateY(-6px); box-shadow: var(--rd-shadow-lg); border-color: transparent; }
.card-rd h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.card-rd p { color: var(--rd-muted); margin-bottom: 0; font-size: .95rem; }

.icon-box {
  width: 56px; height: 56px;
  border-radius: var(--rd-radius-sm);
  display: grid; place-items: center;
  font-size: 1.5rem;
  background: var(--rd-blue-soft);
  color: var(--rd-blue);
  margin-bottom: 1.1rem;
  transition: background var(--rd-transition), color var(--rd-transition);
}
.card-rd:hover .icon-box { background: var(--rd-orange); color: #fff; }
.icon-box.orange { background: rgba(255, 122, 26, .13); color: var(--rd-orange); }

/* Card de serviço em destaque (página Serviços) */
.service-block {
  border: 1px solid var(--rd-border);
  border-radius: var(--rd-radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--rd-shadow);
}
.service-block .service-body { padding: 2rem; }
.service-block h3 { font-size: 1.35rem; }
.service-list { list-style: none; padding: 0; margin: 1.1rem 0 0; }
.service-list li { position: relative; padding-left: 1.75rem; margin-bottom: .55rem; color: var(--rd-muted); font-size: .95rem; }
.service-list li::before {
  content: "\F26E"; /* bi-check-lg */
  font-family: "bootstrap-icons";
  position: absolute; left: 0; top: .05rem;
  color: var(--rd-orange); font-size: 1rem;
}

/* ---------- Lista de checks ---------- */
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { display: flex; gap: .75rem; align-items: flex-start; margin-bottom: 1rem; }
.check-list i { color: var(--rd-orange); font-size: 1.2rem; line-height: 1.5; flex-shrink: 0; }
.check-list strong { display: block; color: var(--rd-navy); font-family: var(--rd-font-head); }
.check-list span { color: var(--rd-muted); font-size: .95rem; }

/* ---------- Depoimentos ---------- */
.testimonial {
  background: #fff;
  border: 1px solid var(--rd-border);
  border-left: 4px solid var(--rd-orange);
  border-radius: var(--rd-radius);
  padding: 1.9rem 1.7rem;
  height: 100%;
  box-shadow: var(--rd-shadow);
}
.testimonial .stars { color: #ffb020; letter-spacing: .1rem; margin-bottom: .85rem; }
.testimonial p { color: var(--rd-text); font-style: italic; margin-bottom: 1.2rem; }
.testimonial .who { display: flex; align-items: center; gap: .8rem; }
.testimonial .avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--rd-blue-soft); color: var(--rd-blue);
  display: grid; place-items: center; font-weight: 700;
  font-family: var(--rd-font-head);
}
.testimonial .who strong { display: block; color: var(--rd-navy); font-size: .95rem; }
.testimonial .who small { color: var(--rd-muted); }

/* ---------- CTA ---------- */
.cta-band {
  background: linear-gradient(115deg, var(--rd-navy-900), var(--rd-blue-600));
  color: #fff;
  border-radius: var(--rd-radius);
  padding: 2.75rem 2.25rem;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  position: absolute; right: -90px; bottom: -120px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 26, .35), transparent 70%);
}
.cta-band h2 { color: #fff; position: relative; }
.cta-band p { color: rgba(255, 255, 255, .85); position: relative; margin-bottom: 0; }
.cta-band .cta-actions { position: relative; }

/* ---------- Contato ---------- */
.contact-card {
  background: #fff;
  border: 1px solid var(--rd-border);
  border-radius: var(--rd-radius);
  padding: 1.75rem;
  height: 100%;
  transition: transform var(--rd-transition), box-shadow var(--rd-transition);
}
.contact-card:hover { transform: translateY(-5px); box-shadow: var(--rd-shadow-lg); }
.contact-card .icon-box { margin-bottom: 1rem; }
.contact-card h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.contact-card a, .contact-card p { color: var(--rd-muted); font-size: .95rem; margin-bottom: 0; }
.contact-card a:hover { color: var(--rd-orange); }

.map-wrap {
  border-radius: var(--rd-radius);
  overflow: hidden;
  border: 1px solid var(--rd-border);
  box-shadow: var(--rd-shadow);
  line-height: 0;
}
.map-wrap iframe { width: 100%; height: 400px; border: 0; }

.wa-panel {
  background: linear-gradient(135deg, #0f9d58 0%, #25d366 100%);
  color: #fff;
  border-radius: var(--rd-radius);
  padding: 2.25rem;
  text-align: center;
}
.wa-panel h2 { color: #fff; }
.wa-panel p { color: rgba(255, 255, 255, .9); }
.wa-panel .btn-wa-light { background: #fff; color: #0f9d58; border: 2px solid #fff; font-weight: 700; }
.wa-panel .btn-wa-light:hover { background: rgba(255, 255, 255, .88); color: #0b7a43; transform: translateY(-2px); }

/* ---------- Rodapé ---------- */
.footer { background: var(--rd-navy-900); color: rgba(255, 255, 255, .72); padding-top: 3.5rem; }
.footer h4 { color: #fff; font-size: 1rem; letter-spacing: .04em; margin-bottom: 1.1rem; }
.footer a { color: rgba(255, 255, 255, .72); font-size: .95rem; }
.footer a:hover { color: var(--rd-orange); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: .55rem; }
.footer .brand-text strong { color: #fff; }
.footer .brand-text span { color: rgba(255, 255, 255, .55); }
.footer-contact li { display: flex; gap: .65rem; align-items: flex-start; font-size: .95rem; }
.footer-contact i { color: var(--rd-orange); margin-top: .25rem; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  margin-top: 2.5rem;
  padding: 1.25rem 0;
  font-size: .85rem;
  color: rgba(255, 255, 255, .55);
}
.social-links { display: flex; gap: .6rem; }
.social-links a {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(255, 255, 255, .08);
  color: #fff;
  transition: background var(--rd-transition), transform var(--rd-transition);
}
.social-links a:hover { background: var(--rd-orange); color: #fff; transform: translateY(-3px); }

/* ---------- WhatsApp flutuante ---------- */
.wa-float {
  position: fixed;
  right: 18px; bottom: 18px;
  z-index: 1040;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: grid; place-items: center;
  font-size: 1.7rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, .45);
  transition: transform var(--rd-transition);
}
.wa-float:hover { color: #fff; transform: scale(1.08); }
.wa-float::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, .6);
  animation: wa-pulse 2.4s ease-out infinite;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: .8; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ---------- Animação de entrada ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .wa-float::before { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsivo ---------- */
@media (max-width: 991.98px) {
  .section { padding: 3.5rem 0; }
  .navbar-rd .nav-link::after { display: none; }
  .navbar-rd .navbar-collapse {
    margin-top: .75rem;
    border-top: 1px solid var(--rd-border);
    padding-top: .75rem;
  }
  .navbar-rd .navbar-nav .nav-link { padding: .6rem .25rem !important; }
  .hero { padding: 3.5rem 0; text-align: center; }
  .hero .hero-badges, .hero .hero-actions { justify-content: center; }
  .hero p.hero-sub { margin-left: auto; margin-right: auto; }
  .cta-band { padding: 2rem 1.5rem; text-align: center; }
  .title-underline::after { margin-left: auto; margin-right: auto; }
  .page-header { text-align: center; }
  .page-header p { margin-left: auto; margin-right: auto; }
}

@media (max-width: 575.98px) {
  .section { padding: 2.75rem 0; }
  .card-rd, .contact-card { padding: 1.4rem 1.25rem; }
  .wa-panel, .service-block .service-body { padding: 1.5rem; }
  .brand-text strong { font-size: 1.05rem; }
  .topbar { font-size: .78rem; }
  .wa-float { right: 14px; bottom: 14px; width: 52px; height: 52px; font-size: 1.55rem; }
}