/* ====================================================
   RJ ENGENHARIA — DESIGN SYSTEM UNIFICADO v3.0
   ==================================================== */

/* ---------- VARIÁVEIS GLOBAIS ---------- */
:root {
  --rj-red:       #8B2020;
  --rj-red-dark:  #6B1515;
  --rj-gold:      #C9A84C;
  --rj-gold-l:    #E8C87A;
  --rj-dark:      #1A1A1A;
  --rj-text:      #2C2C2C;
  --rj-muted:     #666;
  --rj-bg:        #F9F7F4;
  --rj-white:     #fff;
  --rj-border:    #E8DDD0;
  --rj-shadow:    0 4px 20px rgba(0,0,0,.09);
  --rj-shadow-lg: 0 8px 40px rgba(0,0,0,.14);
  --rj-r:  8px;
  --rj-rl: 16px;
  --serif: 'Playfair Display', Georgia, serif;
  --sans:  'Inter', system-ui, sans-serif;
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }

/* ====================================================
   NAVBAR — PADRÃO ÚNICO TODAS AS PÁGINAS
   ==================================================== */
.rj-navbar {
  position: sticky; top: 0; z-index: 9999;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,.10);
  border-bottom: 3px solid var(--rj-red);
  font-family: var(--sans);
}
.rj-navbar-container {
  max-width: 1440px; margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center;
  justify-content: space-between;
  min-height: 66px; gap: 12px;
}
.rj-navbar-logo { flex-shrink: 0; }
.rj-logo-img { height: 44px; width: auto; max-width: 160px; max-height: 44px; display: block; object-fit: contain; }

/* Hambúrguer */
.rj-menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; background: none; border: none;
  flex-shrink: 0;
}
.rj-menu-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--rj-red); border-radius: 2px; transition: all .3s;
}

.rj-navbar-menu {
  list-style: none; display: flex; flex-wrap: wrap;
  gap: 2px; margin: 0; padding: 0; align-items: center;
}
.rj-menu-link {
  display: inline-block; padding: 7px 11px;
  color: var(--rj-text); text-decoration: none;
  font-weight: 500; font-size: .80rem;
  letter-spacing: .03em; border-radius: 4px;
  transition: all .25s; white-space: nowrap;
  text-transform: uppercase;
}
.rj-menu-link:hover,
.rj-menu-link.rj-active { background: var(--rj-red); color: #fff; }
.rj-menu-link-home {
  background: #FDF2F2; color: var(--rj-red);
  font-weight: 700; border: 1px solid rgba(139,32,32,.15);
}
.rj-menu-link-home:hover { background: var(--rj-red); color: #fff; }

/* ====================================================
   FORMULÁRIO PADRÃO — ÚNICO POR PÁGINA
   ==================================================== */
.rj-form-section {
  padding: 72px 20px;
  background: linear-gradient(135deg, #F9F5EE 0%, #EDE5D8 100%);
}
.rj-form-container {
  max-width: 680px; margin: 0 auto;
  background: #fff; padding: 48px 44px;
  border-radius: var(--rj-rl);
  box-shadow: var(--rj-shadow-lg);
  border-top: 4px solid var(--rj-form-color, var(--rj-red));
}
.rj-form-eyebrow {
  text-align: center; text-transform: uppercase;
  letter-spacing: .15em; font-size: .72rem; font-weight: 700;
  color: var(--rj-form-color, var(--rj-red));
  margin-bottom: 8px; font-family: var(--sans);
}
.rj-form-title {
  font-family: var(--serif);
  font-size: 1.85rem; font-weight: 700;
  color: var(--rj-dark); margin-bottom: 10px;
  text-align: center; line-height: 1.2;
}
.rj-form-subtitle {
  text-align: center; color: var(--rj-muted);
  margin-bottom: 30px; font-size: .92rem;
  line-height: 1.65; font-family: var(--sans);
}
.rj-contact-form { display: flex; flex-direction: column; gap: 0; }
.rj-form-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 14px; margin-bottom: 14px;
}
.rj-form-row.full { grid-template-columns: 1fr; }
.rj-form-group { display: flex; flex-direction: column; }
.rj-form-group label {
  display: block; margin-bottom: 5px;
  font-weight: 600; color: var(--rj-text);
  font-size: .83rem; font-family: var(--sans);
}
.rj-form-group input,
.rj-form-group select,
.rj-form-group textarea {
  padding: 11px 13px;
  border: 1.5px solid var(--rj-border);
  border-radius: var(--rj-r);
  font-family: var(--sans); font-size: .95rem;
  color: var(--rj-text); background: #FAFAF9;
  transition: all .25s;
  -webkit-appearance: none; appearance: none;
}
.rj-form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238B2020' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 13px center;
  padding-right: 36px; cursor: pointer;
}
.rj-form-group input:focus,
.rj-form-group select:focus,
.rj-form-group textarea:focus {
  outline: none;
  border-color: var(--rj-form-color, var(--rj-red));
  background: #fff;
  box-shadow: 0 0 0 3px rgba(139,32,32,.08);
}
.rj-form-group textarea { resize: vertical; min-height: 80px; }
.rj-submit-btn {
  margin-top: 6px; padding: 14px 28px;
  background: var(--rj-form-color, var(--rj-red));
  color: #fff; border: none; border-radius: var(--rj-r);
  font-family: var(--sans); font-weight: 700;
  font-size: .98rem; letter-spacing: .04em;
  cursor: pointer; transition: all .3s;
  box-shadow: 0 4px 16px rgba(139,32,32,.28);
  text-transform: uppercase; width: 100%;
}
.rj-submit-btn:hover {
  filter: brightness(.88);
  transform: translateY(-2px);
  box-shadow: 0 7px 24px rgba(139,32,32,.36);
}
.rj-form-privacy {
  margin-top: 10px; text-align: center;
  font-size: .75rem; color: var(--rj-muted); font-family: var(--sans);
}

/* ====================================================
   RESPONSIVO
   ==================================================== */
@media (max-width: 900px) {
  .rj-menu-toggle { display: flex; }
  .rj-navbar { position: relative; }
  .rj-navbar-menu {
    display: none; position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column;
    align-items: stretch; padding: 10px 14px 18px;
    gap: 3px; box-shadow: 0 8px 24px rgba(0,0,0,.12);
    border-top: 1px solid var(--rj-border);
  }
  .rj-navbar-menu.open { display: flex; }
  .rj-menu-link { padding: 10px 14px; font-size: .88rem; border-radius: 6px; }
}
@media (max-width: 600px) {
  .rj-form-container { padding: 30px 18px; }
  .rj-form-title { font-size: 1.45rem; }
  .rj-form-row { grid-template-columns: 1fr; }
  .rj-navbar-container { padding: 0 14px; }
  .rj-logo-img { height: 36px; }
}