:root {
      --azul-900: #06172f;
      --azul-800: #09244a;
      --azul-700: #0e356a;
      --azul-500: #1769aa;
      --laranja: #ff960f;
      --laranja-2: #ffb347;
      --branco: #ffffff;
      --gelo: #f3f7fb;
      --texto: #233044;
      --muted: #667085;
      --verde: #22c55e;
      --shadow: 0 24px 70px rgba(6, 23, 47, .18);
      --radius: 24px;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }

    html { scroll-behavior: smooth; }

    section[id], footer[id], #orcamento { scroll-margin-top: 104px; }

    body {
      font-family: Arial, Helvetica, sans-serif;
      color: var(--texto);
      background: var(--gelo);
      line-height: 1.6;
    }

    a { color: inherit; text-decoration: none; }

    img { max-width: 100%; display: block; }

    .container { width: min(1180px, calc(100% - 36px)); margin: 0 auto; }

    .topbar {
      background: var(--azul-900);
      color: rgba(255,255,255,.88);
      font-size: 13px;
      padding: 8px 0;
    }

    .topbar .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
    }

    .header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255,255,255,.94);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(9, 36, 74, .08);
    }

    .nav {
      height: 82px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand { display: flex; align-items: center; gap: 12px; min-width: 240px; }
    .brand-logo { width: 58px; height: 58px; object-fit: contain; }
    .brand-text strong { display:block; color: var(--azul-900); font-size: 18px; letter-spacing: .3px; }
    .brand-text span { display:block; color: var(--muted); font-size: 12px; margin-top: -2px; }

    .menu { display:flex; align-items:center; gap: 14px; font-size: 13.5px; font-weight: 700; color: var(--azul-900); }
    .menu a { opacity: .88; }
    .menu a:hover { color: var(--laranja); opacity: 1; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 13px 18px;
      border-radius: 999px;
      border: 0;
      font-weight: 800;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
      white-space: nowrap;
    }

    .btn:hover { transform: translateY(-2px); }
    .btn-primary { background: var(--laranja); color: #1f1300; box-shadow: 0 12px 28px rgba(255,150,15,.28); }
    .btn-primary:hover { background: #ffaa31; }
    .btn-dark { background: var(--azul-900); color: #fff; box-shadow: 0 12px 28px rgba(6,23,47,.22); }
    .btn-outline { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.32); }
    .btn-whatsapp { background: linear-gradient(135deg, #16a34a 0%, #22c55e 100%); color: #fff; box-shadow: 0 12px 28px rgba(34,197,94,.24); }
    .btn-whatsapp:hover { background: linear-gradient(135deg, #179648 0%, #20b85a 100%); }
    .modal-choice-note { margin-top: 10px; padding: 12px 14px; border-radius: 14px; background: #f6f9fd; border: 1px solid rgba(9,36,74,.08); color: var(--muted); font-size: 13px; line-height: 1.5; }
    .modal-choice-note strong { color: var(--azul-900); }
    .conditional-equipment[hidden],
    .redirect-panel[hidden] { display: none !important; }
    .redirect-panel {
      grid-column: 1 / -1;
      padding: 16px 18px;
      border-radius: 18px;
      background: linear-gradient(135deg, #fff7ed 0%, #f8fbff 100%);
      border: 1px solid rgba(255,150,15,.24);
      box-shadow: 0 10px 24px rgba(6,23,47,.06);
    }
    .redirect-panel strong { display:block; color: var(--azul-900); margin-bottom: 6px; }
    .redirect-panel p { color: var(--muted); font-size: 14px; margin-bottom: 12px; }
    .redirect-actions { display:flex; flex-wrap:wrap; gap: 10px; }

    .btn-ongrid { background: linear-gradient(135deg, #ff9800 0%, #ffb347 100%); color: #1f1300; box-shadow: 0 14px 30px rgba(255,152,0,.28); }
    .btn-ongrid:hover { background: linear-gradient(135deg, #ffa61f 0%, #ffc164 100%); }
    .btn-ongrid-outline { background: rgba(255,255,255,.86); color: #b35c00; border: 1px solid rgba(255,152,0,.34); box-shadow: 0 10px 24px rgba(255,152,0,.12); }
    .btn-ongrid-outline:hover { background: #fff6e8; }

    .btn-hibrido { background: linear-gradient(135deg, #16a34a 0%, #22c55e 100%); color: #ffffff; box-shadow: 0 14px 30px rgba(34,197,94,.24); }
    .btn-hibrido:hover { background: linear-gradient(135deg, #1aae50 0%, #32d56d 100%); }
    .btn-hibrido-outline { background: rgba(255,255,255,.88); color: #137a3a; border: 1px solid rgba(34,197,94,.34); box-shadow: 0 10px 24px rgba(34,197,94,.10); }
    .btn-hibrido-outline:hover { background: #effdf5; }

    .btn-offgrid { background: linear-gradient(135deg, #06172f 0%, #0e356a 100%); color: #ffffff; box-shadow: 0 14px 30px rgba(6,23,47,.34); }
    .btn-offgrid:hover { background: linear-gradient(135deg, #082044 0%, #154b95 100%); }
    .btn-offgrid-outline { background: rgba(255,255,255,.08); color: #ffffff; border: 1px solid rgba(255,255,255,.34); box-shadow: none; }
    .btn-offgrid-outline:hover { background: rgba(255,255,255,.14); }

    .btn-retrofit { background: linear-gradient(135deg, #0a2a52 0%, #5b4bdb 100%); color: #ffffff; box-shadow: 0 14px 30px rgba(91,75,219,.24); }
    .btn-retrofit:hover { background: linear-gradient(135deg, #123768 0%, #6b5cff 100%); }
    .btn-retrofit-outline { background: rgba(255,255,255,.88); color: #274a95; border: 1px solid rgba(91,75,219,.28); box-shadow: 0 10px 24px rgba(9,36,74,.10); }
    .btn-retrofit-outline:hover { background: #f4f6ff; }

    .menu-toggle {
      display:none;
      width: 44px;
      height: 44px;
      border-radius: 12px;
      border: 1px solid rgba(9,36,74,.12);
      background: #fff;
      color: var(--azul-900);
      font-size: 24px;
      cursor: pointer;
    }

    .hero {
      position: relative;
      overflow: hidden;
      background:
        radial-gradient(circle at 15% 20%, rgba(255,150,15,.20), transparent 28%),
        linear-gradient(135deg, var(--azul-900) 0%, var(--azul-800) 45%, #0b3b78 100%);
      color: #fff;
      padding: 74px 0 58px;
    }

    .hero::after {
      content:"";
      position:absolute;
      inset:auto -120px -180px auto;
      width: 460px;
      height: 460px;
      border-radius: 50%;
      background: rgba(255,150,15,.13);
      filter: blur(3px);
    }

    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 54px;
      align-items: center;
    }

    .eyebrow {
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.18);
      color: rgba(255,255,255,.92);
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 20px;
    }

    .hero h1 {
      font-size: clamp(36px, 5vw, 62px);
      line-height: 1.03;
      letter-spacing: -1.7px;
      margin-bottom: 22px;
    }

    .hero h1 span { color: var(--laranja-2); }

    .hero p {
      font-size: 18px;
      color: rgba(255,255,255,.84);
      max-width: 650px;
      margin-bottom: 28px;
    }

    .hero-actions { display:flex; gap: 14px; flex-wrap: wrap; align-items:center; }

    .hero-card {
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.20);
      border-radius: 34px;
      padding: 28px;
      box-shadow: 0 28px 90px rgba(0,0,0,.22);
      backdrop-filter: blur(16px);
    }

    .hero-logo-wrap {
      display:block;
      overflow:hidden;
      min-height: 300px;
      border-radius: 28px;
      background: linear-gradient(145deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
      margin-bottom: 22px;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
    }

    .hero-logo {
      width: 100%;
      height: 300px;
      object-fit: cover;
      object-position: center;
      border-radius: 24px;
      filter: none;
      display:block;
    }

    .hero-stats { display:grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
    .stat { background: rgba(255,255,255,.10); border-radius: 18px; padding: 15px 12px; text-align:center; }
    .stat strong { display:block; font-size: 20px; color: #fff; }
    .stat span { display:block; font-size: 12px; color: rgba(255,255,255,.72); }


    .proof-strip {
      background: #fff;
      padding: 22px 0;
      border-bottom: 1px solid rgba(9,36,74,.08);
      position: relative;
      z-index: 3;
    }
    .proof-grid {
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }
    .proof-card {
      background: linear-gradient(145deg, #ffffff, #f2f7ff);
      border: 1px solid rgba(9,36,74,.08);
      border-radius: 20px;
      padding: 18px;
      box-shadow: 0 10px 26px rgba(6,23,47,.06);
    }
    .proof-card strong {
      display:block;
      color: var(--azul-900);
      font-size: 24px;
      line-height: 1;
      margin-bottom: 8px;
    }
    .proof-card span {
      display:block;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.35;
    }
    .proof-card .proof-highlight { color: var(--laranja); }

    .section { padding: 74px 0; }
    .section-white { background: #fff; }
    .section-dark { background: var(--azul-900); color: #fff; }

    .section-head { max-width: 760px; margin-bottom: 34px; }
    .section-head.center { margin-left:auto; margin-right:auto; text-align:center; }
    .tag { color: var(--laranja); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; margin-bottom: 8px; }
    h2 { color: var(--azul-900); font-size: clamp(28px, 4vw, 42px); line-height: 1.14; letter-spacing: -1px; }
    .section-dark h2 { color: #fff; }
    .lead { color: var(--muted); margin-top: 12px; font-size: 17px; }
    .section-dark .lead { color: rgba(255,255,255,.74); }

    /* Diferenciação visual das seções dentro do padrão RIO RJ SOLAR */
    #sobre {
      background:
        radial-gradient(circle at 8% 18%, rgba(255,150,15,.07), transparent 26%),
        linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
    }
    #solucoes {
      background:
        radial-gradient(circle at 88% 10%, rgba(23,105,170,.10), transparent 28%),
        linear-gradient(180deg, #edf5ff 0%, #f8fbff 100%);
    }
    #ongrid {
      background:
        radial-gradient(circle at 12% 20%, rgba(23,105,170,.10), transparent 30%),
        linear-gradient(135deg, #ffffff 0%, #eef6ff 52%, #ffffff 100%);
    }
    #hibrido {
      background:
        radial-gradient(circle at 86% 18%, rgba(34,197,94,.10), transparent 28%),
        linear-gradient(135deg, #f1fbf6 0%, #ffffff 50%, #eef7ff 100%);
    }
    #offgrid.section-dark {
      background:
        radial-gradient(circle at 15% 18%, rgba(255,150,15,.14), transparent 28%),
        linear-gradient(135deg, #041126 0%, #09244a 52%, #0b3b78 100%);
    }
    #retrofit {
      background:
        radial-gradient(circle at 18% 12%, rgba(255,150,15,.13), transparent 27%),
        linear-gradient(135deg, #fff7ed 0%, #ffffff 46%, #edf5ff 100%);
    }
    #analise {
      background:
        radial-gradient(circle at 12% 18%, rgba(255,150,15,.10), transparent 26%),
        radial-gradient(circle at 88% 18%, rgba(23,105,170,.10), transparent 30%),
        linear-gradient(180deg, #ffffff 0%, #f1f6fc 100%);
    }
    #referencias.section-dark {
      background:
        radial-gradient(circle at 18% 18%, rgba(255,179,71,.13), transparent 30%),
        linear-gradient(135deg, #06172f 0%, #0a2448 55%, #0e356a 100%);
    }
    #processo {
      background:
        linear-gradient(180deg, #ffffff 0%, #f5f9fe 100%);
    }
    #duvidas {
      background:
        radial-gradient(circle at 90% 10%, rgba(255,150,15,.09), transparent 25%),
        linear-gradient(180deg, #fffaf3 0%, #ffffff 100%);
    }
    #orcamento-secao {
      background:
        radial-gradient(circle at 15% 18%, rgba(23,105,170,.10), transparent 30%),
        linear-gradient(180deg, #f3f7fb 0%, #ffffff 100%);
    }
    #sobre, #solucoes, #ongrid, #hibrido, #retrofit, #analise, #processo, #duvidas, #orcamento-secao {
      border-top: 1px solid rgba(9,36,74,.06);
    }
    #offgrid, #referencias {
      border-top: 1px solid rgba(255,255,255,.08);
    }

    .cards { display:grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .card {
      background: #fff;
      border: 1px solid rgba(9,36,74,.08);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: 0 16px 38px rgba(6,23,47,.08);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .card-image { width: 100%; height: 240px; object-fit: cover; object-position: center; border-radius: 20px; margin-bottom: 16px; display:block; box-shadow: 0 10px 24px rgba(6,23,47,.14); border: 1px solid rgba(9,36,74,.06); }
    .card-image-on, .card-image-hybrid { object-fit: contain; object-position: center center; background: #eef4fb; padding: 6px; }
    .icon {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display:flex;
      align-items:center;
      justify-content:center;
      background: rgba(255,150,15,.14);
      color: var(--laranja);
      font-size: 26px;
      margin-bottom: 18px;
    }
    .card h3 { color: var(--azul-900); font-size: 21px; margin-bottom: 10px; }
    .card p { color: var(--muted); }
    .card ul { margin-top: 16px; padding-left: 18px; color: var(--texto); }
    .card li { margin: 7px 0; }

    .about-grid { display:grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items:center; }
    .about-box {
      background: linear-gradient(145deg, #fff, #edf5ff);
      border-radius: 34px;
      padding: 28px;
      box-shadow: var(--shadow);
      border: 1px solid rgba(9,36,74,.08);
    }
    .about-logo { width: 100%; max-width: 420px; height: 250px; object-fit: cover; object-position: center; margin: 0 auto 18px; border-radius: 24px; box-shadow: 0 18px 36px rgba(6,23,47,.18); }
    .check-grid { display:grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin-top: 22px; }
    .check { display:flex; gap:10px; align-items:flex-start; background: rgba(255,255,255,.68); padding: 14px; border-radius: 16px; }
    .check b { color: var(--azul-900); }
    .check span:first-child { color: var(--verde); font-weight: 900; }


    .authority-panel {
      background: linear-gradient(145deg, var(--azul-900), var(--azul-700));
      color: #fff;
      border-radius: 34px;
      padding: 30px;
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }
    .authority-panel::after {
      content:"";
      position:absolute;
      right:-70px;
      bottom:-70px;
      width: 190px;
      height: 190px;
      border-radius: 50%;
      background: rgba(255,150,15,.20);
    }
    .authority-panel .about-logo {
      background: rgba(255,255,255,.08);
      border-radius: 28px;
      padding: 16px;
      margin-bottom: 24px;
      position: relative;
      z-index: 1;
    }
    .authority-stats { display:grid; grid-template-columns: repeat(2,1fr); gap: 14px; position:relative; z-index:1; }
    .authority-stat {
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.16);
      border-radius: 20px;
      padding: 18px;
      min-height: 116px;
    }
    .authority-stat strong { display:block; font-size: 28px; line-height: 1; color: var(--laranja-2); margin-bottom: 8px; }
    .authority-stat span { display:block; color: rgba(255,255,255,.80); font-size: 13px; line-height: 1.35; }
    .about-copy p { margin-top: 14px; color: var(--muted); font-size: 16px; }
    .trust-row { display:grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 24px; }
    .trust-item {
      border-radius: 18px;
      padding: 16px;
      background: #fff;
      border: 1px solid rgba(9,36,74,.08);
      box-shadow: 0 12px 28px rgba(6,23,47,.06);
    }
    .trust-item b { display:block; color: var(--azul-900); margin-bottom: 4px; }
    .trust-item small { color: var(--muted); line-height: 1.35; display:block; }

    .references { display:grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
    .ref-card {
      min-height: 190px;
      border-radius: 24px;
      padding: 22px;
      background: linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.06));
      border: 1px solid rgba(255,255,255,.16);
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      overflow:hidden;
      position:relative;
    }
    .ref-card::before {
      content:"";
      position:absolute;
      inset: 0;
      background: radial-gradient(circle at 22% 12%, rgba(255,150,15,.30), transparent 38%);
      opacity:.9;
    }
    .ref-card h3, .ref-card p { position:relative; z-index:1; }
    .ref-card h3 { font-size: 20px; margin-bottom: 7px; }
    .ref-card p { color: rgba(255,255,255,.72); font-size: 14px; }

    .reference-showcase {
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 24px;
      align-items: stretch;
      margin-top: 28px;
    }
    .reference-panel {
      position: relative;
      overflow: hidden;
      border-radius: 30px;
      padding: 30px;
      min-height: 390px;
      background:
        radial-gradient(circle at 85% 15%, rgba(255,150,15,.28), transparent 34%),
        linear-gradient(145deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
      border: 1px solid rgba(255,255,255,.16);
      box-shadow: 0 24px 70px rgba(0,0,0,.20);
    }
    .reference-panel::after {
      content:"";
      position:absolute;
      right:-90px;
      bottom:-90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,150,15,.14);
    }
    .reference-panel > * { position:relative; z-index:1; }
    .reference-kicker {
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.18);
      color: rgba(255,255,255,.92);
      font-weight: 800;
      font-size: 12px;
      letter-spacing:.03em;
      margin-bottom: 18px;
    }
    .reference-panel h3 {
      font-size: clamp(26px, 3vw, 38px);
      line-height:1.12;
      margin-bottom: 16px;
      color:#fff;
      letter-spacing:-.7px;
    }
    .reference-panel p {
      color: rgba(255,255,255,.76);
      font-size: 16px;
      max-width: 620px;
    }
    .reference-points {
      display:grid;
      grid-template-columns: repeat(2,1fr);
      gap: 12px;
      margin-top: 24px;
    }
    .reference-point {
      border-radius: 18px;
      padding: 15px;
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.14);
    }
    .reference-point b { display:block; color:#fff; margin-bottom: 4px; }
    .reference-point span { display:block; color: rgba(255,255,255,.70); font-size: 13px; line-height:1.35; }

    .references {
      display:grid;
      grid-template-columns: repeat(2,1fr);
      gap: 16px;
    }
    .ref-card {
      min-height: 185px;
      border-radius: 24px;
      padding: 22px;
      background: linear-gradient(145deg, rgba(255,255,255,.13), rgba(255,255,255,.06));
      border: 1px solid rgba(255,255,255,.16);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
      position:relative;
      box-shadow: 0 18px 46px rgba(0,0,0,.14);
    }
    .ref-card::before {
      content:"";
      position:absolute;
      inset: 0;
      background: radial-gradient(circle at 22% 12%, rgba(255,150,15,.24), transparent 38%);
      opacity:.9;
    }
    .ref-card h3, .ref-card p, .ref-card .ref-icon { position:relative; z-index:1; }
    .ref-card h3 { font-size: 20px; margin-bottom: 7px; color:#fff; }
    .ref-card p { color: rgba(255,255,255,.72); font-size: 14px; }
    .ref-icon {
      width: 46px;
      height: 46px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius: 16px;
      background: rgba(255,150,15,.18);
      color: var(--laranja-2);
      font-size: 23px;
      margin-bottom: 18px;
    }
    .reference-note {
      margin-top: 20px;
      padding: 16px 18px;
      border-radius: 18px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.14);
      color: rgba(255,255,255,.76);
      font-size: 14px;
    }

    .detail-section { position: relative; overflow: hidden; }
    .solution-detail {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 28px;
      align-items: stretch;
      margin-top: 30px;
    }
    .detail-copy {
      background: #fff;
      border: 1px solid rgba(9,36,74,.08);
      border-radius: 30px;
      padding: 34px;
      box-shadow: var(--shadow);
    }
    .detail-copy.dark-card {
      background: linear-gradient(145deg, var(--azul-900), var(--azul-700));
      color: #fff;
    }
    .detail-copy.dark-card h2, .detail-copy.dark-card h3 { color:#fff; }
    .detail-copy.dark-card p { color: rgba(255,255,255,.76); }
    .detail-copy h3 {
      color: var(--azul-900);
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.12;
      letter-spacing: -.7px;
      margin-bottom: 14px;
    }
    .detail-copy p { color: var(--muted); margin-bottom: 18px; }
    .detail-badges {
      display:flex;
      flex-wrap:wrap;
      gap: 10px;
      margin: 18px 0 22px;
    }
    .detail-badge {
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 9px 12px;
      border-radius: 999px;
      background: rgba(255,150,15,.12);
      border: 1px solid rgba(255,150,15,.22);
      color: #7a4600;
      font-size: 13px;
      font-weight: 900;
    }
    .detail-copy.dark-card .detail-badge {
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.16);
      color: rgba(255,255,255,.90);
    }
    .detail-checks {
      display:grid;
      gap: 12px;
      margin-top: 18px;
    }
    .detail-check {
      display:flex;
      gap: 10px;
      align-items:flex-start;
      padding: 14px;
      border-radius: 18px;
      background: #f8fbff;
      border: 1px solid rgba(9,36,74,.08);
      color: var(--texto);
      font-size: 14px;
      line-height: 1.42;
    }
    .detail-copy.dark-card .detail-check {
      background: rgba(255,255,255,.08);
      border-color: rgba(255,255,255,.13);
      color: rgba(255,255,255,.78);
    }
    .detail-check strong { display:block; color: var(--azul-900); margin-bottom: 2px; }
    .detail-copy.dark-card .detail-check strong { color:#fff; }
    .detail-check i { font-style: normal; color: var(--laranja); font-weight: 900; line-height: 1.2; }
    .detail-copy.dark-card .detail-check i { color: var(--laranja-2); }
    .detail-panel {
      display:grid;
      gap: 14px;
    }
    .detail-panel-card {
      background: #fff;
      border: 1px solid rgba(9,36,74,.08);
      border-radius: 24px;
      padding: 22px;
      box-shadow: 0 14px 34px rgba(6,23,47,.08);
    }
    .detail-panel-card.dark {
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.14);
      color: #fff;
    }
    .detail-panel-card b {
      display:block;
      color: var(--azul-900);
      font-size: 17px;
      margin-bottom: 6px;
    }
    .detail-panel-card.dark b { color:#fff; }
    .detail-panel-card span {
      display:block;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.45;
    }
    .detail-panel-card.dark span { color: rgba(255,255,255,.72); }
    .detail-action { margin-top: 24px; display:flex; gap:12px; flex-wrap:wrap; }

    .analysis-section {
      background:
        radial-gradient(circle at 15% 20%, rgba(255,150,15,.10), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f3f7fb 100%);
    }
    .analysis-grid {
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-top: 28px;
    }
    .analysis-card {
      background:#fff;
      border: 1px solid rgba(9,36,74,.08);
      border-radius: 24px;
      padding: 24px;
      box-shadow: 0 14px 34px rgba(6,23,47,.08);
    }
    .analysis-card .mini-icon {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display:flex;
      align-items:center;
      justify-content:center;
      background: rgba(255,150,15,.14);
      color: var(--laranja);
      font-size: 22px;
      margin-bottom: 14px;
    }
    .analysis-card h3 { color: var(--azul-900); font-size: 18px; margin-bottom: 7px; }
    .analysis-card p { color: var(--muted); font-size: 14px; }
    .section-cta-center {
      margin-top: 28px;
      display:flex;
      justify-content:center;
      flex-wrap:wrap;
      gap: 12px;
    }


    .technical-reference {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 22px;
      align-items: stretch;
      margin-top: 30px;
    }
    .technical-main {
      border-radius: 30px;
      padding: 34px;
      background: linear-gradient(145deg, rgba(255,255,255,.13), rgba(255,255,255,.06));
      border: 1px solid rgba(255,255,255,.16);
      box-shadow: 0 24px 70px rgba(0,0,0,.18);
      position: relative;
      overflow: hidden;
    }
    .technical-main::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      right: -90px;
      bottom: -100px;
      background: rgba(255,150,15,.14);
    }
    .technical-main > * { position: relative; z-index: 1; }
    .technical-main h3 {
      color: #fff;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.12;
      margin-bottom: 14px;
      letter-spacing: -.7px;
    }
    .technical-main p {
      color: rgba(255,255,255,.76);
      font-size: 16px;
      max-width: 700px;
    }
    .technical-list {
      display: grid;
      grid-template-columns: repeat(2,1fr);
      gap: 12px;
      margin-top: 24px;
    }
    .technical-item {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.09);
      border: 1px solid rgba(255,255,255,.13);
      color: rgba(255,255,255,.78);
      font-size: 14px;
      line-height: 1.35;
    }
    .technical-item strong { display:block; color:#fff; margin-bottom: 2px; }
    .technical-icon { color: var(--laranja-2); font-weight: 900; line-height: 1.1; }
    .technical-side {
      display: grid;
      gap: 14px;
    }
    .technical-mini-card {
      padding: 20px;
      border-radius: 24px;
      background: rgba(255,255,255,.09);
      border: 1px solid rgba(255,255,255,.14);
    }
    .technical-mini-card b {
      display:block;
      color:#fff;
      font-size: 17px;
      margin-bottom: 6px;
    }
    .technical-mini-card span {
      display:block;
      color: rgba(255,255,255,.72);
      font-size: 14px;
      line-height: 1.45;
    }
    .technical-note {
      margin-top: 18px;
      padding: 16px 18px;
      border-radius: 18px;
      background: rgba(255,150,15,.12);
      border: 1px solid rgba(255,150,15,.22);
      color: rgba(255,255,255,.80);
      font-size: 14px;
      line-height: 1.45;
    }

    .process { display:grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
    .step { background:#fff; border-radius: 22px; padding: 22px; border: 1px solid rgba(9,36,74,.08); }
    .num { width: 38px; height: 38px; border-radius: 50%; background: var(--azul-900); color:#fff; display:flex; align-items:center; justify-content:center; font-weight: 900; margin-bottom: 14px; }
    .step h3 { color: var(--azul-900); font-size: 18px; margin-bottom: 7px; }
    .step p { color: var(--muted); font-size: 14px; }

    .faq { max-width: 880px; margin: 0 auto; display:grid; gap: 12px; }
    details { background:#fff; border-radius: 18px; padding: 18px 20px; border: 1px solid rgba(9,36,74,.08); box-shadow: 0 10px 24px rgba(6,23,47,.06); }
    summary { cursor:pointer; font-weight: 900; color: var(--azul-900); }
    details p { margin-top: 12px; color: var(--muted); }

    .cta {
      background: linear-gradient(135deg, var(--azul-900), var(--azul-700));
      border-radius: 34px;
      padding: 44px;
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 24px;
      align-items:center;
      color:#fff;
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .cta::after { content:""; position:absolute; right:-80px; top:-80px; width:220px; height:220px; background: rgba(255,150,15,.22); border-radius:50%; }
    .cta h2 { color:#fff; }
    .cta p { color: rgba(255,255,255,.76); margin-top: 10px; }
    .cta-actions { display:flex; justify-content:flex-end; flex-wrap:wrap; gap: 12px; position:relative; z-index: 1; }

    .contact-layout {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 28px;
      align-items: stretch;
    }
    .contact-layout.quote-only {
      display: block;
      max-width: 900px;
      margin: 0 auto;
    }
    .contact-layout.quote-only .budget-form {
      padding: 38px;
    }
    .contact-layout.quote-only .form-top {
      align-items: center;
    }
    .contact-layout.quote-only .quote-select-grid {
      margin-top: 6px;
    }
    .contact-panel,
    .budget-form {
      border-radius: 30px;
      box-shadow: var(--shadow);
      border: 1px solid rgba(9,36,74,.08);
      overflow: hidden;
    }
    .contact-panel {
      background: linear-gradient(145deg, var(--azul-900), var(--azul-700));
      color: #fff;
      padding: 34px;
      position: relative;
    }
    .contact-panel::after {
      content:"";
      position:absolute;
      right:-70px;
      bottom:-70px;
      width:190px;
      height:190px;
      background: rgba(255,150,15,.18);
      border-radius:50%;
    }
    .contact-panel > * { position: relative; z-index: 1; }
    .contact-panel h2 { color:#fff; margin-bottom: 12px; }
    .contact-panel p { color: rgba(255,255,255,.76); margin-bottom: 18px; }
    .contact-list { display:grid; gap: 12px; margin: 24px 0; }
    .contact-card {
      padding: 14px 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.13);
      color: rgba(255,255,255,.80);
    }
    .contact-card b { display:block; color:#fff; margin-bottom: 3px; }
    .contact-card a { color: #fff; font-weight: 800; }
    .budget-form {
      background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
      padding: 32px;
      position: relative;
    }
    .budget-form::before {
      content: "";
      position:absolute;
      left:0;
      right:0;
      top:0;
      height: 7px;
      background: linear-gradient(90deg, var(--laranja), #ffbd5c, var(--azul-700));
    }
    .form-top {
      display:flex;
      justify-content:space-between;
      gap: 16px;
      align-items:flex-start;
      margin-bottom: 18px;
    }
    .form-badge {
      display:inline-flex;
      align-items:center;
      gap: 8px;
      background: rgba(255,150,15,.13);
      color: #7a4600;
      border: 1px solid rgba(255,150,15,.24);
      border-radius: 999px;
      padding: 8px 12px;
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }
    .budget-form h3 { color: var(--azul-900); font-size: 28px; margin-bottom: 8px; }
    .budget-form .form-intro { color: var(--muted); margin-bottom: 18px; }
    .form-trust {
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-bottom: 22px;
    }
    .form-trust span {
      display:block;
      border-radius: 14px;
      background: #fff;
      border: 1px solid rgba(9,36,74,.08);
      padding: 10px 12px;
      color: var(--azul-900);
      font-size: 12px;
      font-weight: 800;
      box-shadow: 0 8px 20px rgba(6,23,47,.05);
    }
    .form-grid { display:grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .field { display:flex; flex-direction:column; gap: 7px; }
    .field.full { grid-column: 1 / -1; }
    .field label { color: var(--azul-900); font-weight: 900; font-size: 14px; }
    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid rgba(9,36,74,.16);
      border-radius: 14px;
      padding: 13px 14px;
      font: inherit;
      color: var(--texto);
      background: #f8fbff;
      outline: none;
      transition: border .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(255,150,15,.72);
      box-shadow: 0 0 0 4px rgba(255,150,15,.12);
      background: #fff;
    }
    .field textarea { min-height: 90px; resize: vertical; }
    .form-actions { display:flex; flex-wrap:wrap; gap: 12px; align-items:center; margin-top: 18px; }
    .form-note { color: var(--muted); font-size: 13px; margin-top: 12px; }
    .hidden-field { display:none !important; }

    .footer {
      background:
        radial-gradient(circle at 12% 10%, rgba(255,150,15,.10), transparent 28%),
        linear-gradient(180deg, #06172f 0%, #041126 100%);
      color: rgba(255,255,255,.76);
      padding: 54px 0 24px;
    }
    .footer-grid { display:grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 24px; align-items: stretch; }
    .footer-grid > div {
      border-radius: 24px;
      padding: 24px;
      background: rgba(255,255,255,.045);
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: 0 16px 42px rgba(0,0,0,.16);
    }
    .footer h3 { color:#fff; margin-bottom: 12px; font-size: 20px; }
    .footer p { color: rgba(255,255,255,.74); }
    .footer-logo { width: 90px; margin-bottom: 14px; }
    .footer a { color:#fff; font-weight:800; }
    .footer a:hover { color: var(--laranja); }
    .footer-label {
      display:block;
      color: rgba(255,255,255,.50);
      font-size: 11px;
      font-weight: 900;
      letter-spacing: .08em;
      text-transform: uppercase;
      margin-top: 14px;
      margin-bottom: 4px;
    }
    .footer-highlight {
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top: 16px;
      padding: 9px 12px;
      border-radius: 999px;
      background: rgba(255,150,15,.12);
      border: 1px solid rgba(255,150,15,.24);
      color: #ffd49a;
      font-size: 12px;
      font-weight: 900;
    }
    .footer-actions { display:flex; flex-wrap:wrap; gap:10px; margin-top:18px; }
    .footer-actions .btn { padding: 11px 15px; font-size: 13px; }
    .copy { margin-top: 24px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.10); font-size: 13px; display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; }

    .whatsapp-float {
      position: fixed;
      right: 18px;
      bottom: 18px;
      z-index: 80;
      background: #25d366;
      color: #06270f;
      width: 62px;
      height: 62px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius: 50%;
      font-size: 30px;
      box-shadow: 0 18px 42px rgba(37,211,102,.34);
      border: 4px solid #fff;
    }

    .reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
    .reveal.active { opacity: 1; transform: translateY(0); }

    @media (max-width: 980px) {
      .menu {
        position: fixed;
        left: 18px;
        right: 18px;
        top: 92px;
        background: #fff;
        border: 1px solid rgba(9,36,74,.10);
        border-radius: 22px;
        box-shadow: var(--shadow);
        padding: 18px;
        flex-direction: column;
        align-items: stretch;
        display:none;
      }
      .menu.open { display:flex; }
      .menu-toggle { display:block; }
      .nav .btn-primary { display:none; }
      .hero-grid, .about-grid, .cta, .technical-reference, .contact-layout { grid-template-columns: 1fr; }
      .trust-row { grid-template-columns: 1fr; }
      .cards { grid-template-columns: 1fr; }
      .analysis-grid { grid-template-columns: repeat(2, 1fr); }
      .reference-showcase { grid-template-columns: 1fr; }
      .references { grid-template-columns: repeat(2,1fr); }
      .proof-grid { grid-template-columns: repeat(2, 1fr); }
      .form-top { flex-direction: column; }
      .process { grid-template-columns: repeat(2,1fr); }
      .cta-actions { justify-content:flex-start; }
    }

    @media (max-width: 620px) {
      .topbar .container { justify-content:center; text-align:center; }
      .brand { min-width: auto; }
      .brand-text span { display:none; }
      .hero { padding-top: 46px; }
      .hero-actions .btn, .cta-actions .btn, .technical-actions .btn { width: 100%; }
      .hero-stats, .authority-stats, .references, .process, .check-grid, .footer-grid, .technical-list, .form-grid, .proof-grid, .form-trust { grid-template-columns: 1fr; }
      .section { padding: 54px 0; }
      .cta { padding: 30px 22px; }
    }
  

    /* Formulários por sistema em modal */
    .quote-card-btn { width: 100%; margin-top: 18px; }
    .quote-select-panel { display:flex; flex-direction:column; justify-content:center; gap:18px; }
    .quote-select-grid { display:grid; grid-template-columns: repeat(2, 1fr); gap:12px; }
    .quote-select-grid .btn { width:100%; }

    .quote-modal {
      position: fixed;
      inset: 0;
      z-index: 9999;
      display: none;
      align-items: flex-start;
      justify-content: center;
      padding: 28px 16px;
      background: rgba(2, 12, 29, .76);
      backdrop-filter: blur(7px);
      overflow-y: auto;
    }
    .quote-modal.open { display:flex; }
    .quote-dialog {
      width: min(960px, 100%);
      background: #fff;
      color: var(--texto);
      border-radius: 28px;
      box-shadow: 0 30px 90px rgba(0,0,0,.34);
      overflow: hidden;
      animation: modalIn .18s ease-out;
    }
    @keyframes modalIn { from { opacity:0; transform: translateY(10px) scale(.98); } to { opacity:1; transform: translateY(0) scale(1); } }
    .quote-dialog-header {
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      padding: 22px 26px;
      background: linear-gradient(135deg, var(--azul-900), var(--azul-700));
      color:#fff;
    }
    .quote-dialog-header.hybrid { background: linear-gradient(135deg, #075a2a, #0b8f45); }
    .quote-dialog-header.offgrid { background: linear-gradient(135deg, #06172f, #0e356a); }
    .quote-dialog-header.retrofit { background: linear-gradient(135deg, #0a2a52, #5b4bdb); }
    .quote-dialog-header h3 { color:#fff; font-size: 25px; margin-bottom:6px; }
    .quote-dialog-header p { color: rgba(255,255,255,.78); }
    .modal-close {
      width: 42px;
      height: 42px;
      border: 1px solid rgba(255,255,255,.22);
      background: rgba(255,255,255,.10);
      color:#fff;
      border-radius: 14px;
      font-size: 22px;
      cursor:pointer;
    }
    .quote-system-form { padding: 24px 26px 26px; }
    .quote-system-form .form-grid { display:grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .quote-system-form .field.full { grid-column: 1 / -1; }
    .field small { display:block; margin-top: 6px; color: var(--muted); line-height: 1.35; }
    .equipment-builder { grid-column: 1 / -1; padding: 18px; border-radius: 22px; background: #f3f7fc; border: 1px solid rgba(9,36,74,.09); }
    .equipment-builder h4 { color: var(--azul-900); font-size: 18px; margin-bottom: 6px; }
    .equipment-builder p { color: var(--muted); margin-bottom: 14px; }
    .equipment-controls { display:grid; grid-template-columns: 1.5fr .55fr .65fr auto; gap: 10px; align-items:end; }
    .equipment-controls label { font-size:12px; font-weight:800; color: var(--azul-900); display:block; margin-bottom:6px; }
    .equipment-table-wrap { overflow-x:auto; margin-top: 14px; }
    .equipment-table { width:100%; border-collapse: collapse; background:#fff; border-radius: 16px; overflow:hidden; }
    .equipment-table th, .equipment-table td { padding: 10px 12px; border-bottom:1px solid rgba(9,36,74,.08); font-size: 13px; text-align:left; }
    .equipment-table th { background: #e9f0f9; color: var(--azul-900); }
    .equipment-table .remove-equipment { border:0; background:#ffe5e5; color:#9f1b1b; border-radius: 10px; padding: 6px 10px; cursor:pointer; font-weight:800; }
    .form-actions.modal-actions { display:flex; flex-wrap:wrap; gap:12px; align-items:center; margin-top: 20px; }
    .form-note.modal-note { margin-top: 12px; color: var(--muted); font-size: 13px; }
    .quote-system-form input[data-mask="phone"],
    .quote-system-form input[data-mask="cep-location"] { letter-spacing: .01em; }
    body.modal-lock { overflow:hidden; }

    @media (max-width: 1100px) { .cards { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 760px) {
      .quote-dialog-header { padding: 18px; }
      .quote-system-form { padding: 18px; }
      .quote-system-form .form-grid, .quote-select-grid, .equipment-controls { grid-template-columns: 1fr; }
      .form-actions.modal-actions .btn { width:100%; }
    }
    @media (max-width: 620px) { .cards { grid-template-columns: 1fr; } }

  
    /* v27 - Destaque visual mais forte para as seções dos sistemas */
    #ongrid.detail-section,
    #hibrido.detail-section,
    #retrofit.detail-section {
      isolation: isolate;
      position: relative;
      border-top: 1px solid rgba(9,36,74,.08);
      border-bottom: 1px solid rgba(9,36,74,.08);
    }

    #ongrid.detail-section::before,
    #hibrido.detail-section::before,
    #retrofit.detail-section::before {
      content: "";
      position: absolute;
      inset: 0 auto auto 0;
      width: 100%;
      height: 10px;
      z-index: 0;
    }

    #ongrid.detail-section > .container,
    #hibrido.detail-section > .container,
    #retrofit.detail-section > .container {
      position: relative;
      z-index: 1;
    }

    #ongrid.detail-section {
      background:
        radial-gradient(circle at 7% 20%, rgba(255,150,15,.24), transparent 34%),
        radial-gradient(circle at 91% 12%, rgba(23,105,170,.16), transparent 30%),
        linear-gradient(135deg, #fff7e7 0%, #ffffff 45%, #eaf4ff 100%);
    }
    #ongrid.detail-section::before {
      background: linear-gradient(90deg, var(--laranja) 0%, #ffbf62 42%, var(--azul-700) 100%);
    }
    #ongrid .section-head {
      padding: 22px 26px;
      border-radius: 28px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(255,150,15,.18);
      box-shadow: 0 18px 42px rgba(255,150,15,.10);
    }
    #ongrid .tag { color: #d96f00; }
    #ongrid .detail-copy {
      background: linear-gradient(180deg, #ffffff 0%, #fff6e8 100%);
      border: 1px solid rgba(255,150,15,.30);
      box-shadow: 0 24px 70px rgba(255,150,15,.14);
    }
    #ongrid .detail-copy h3 { color: var(--azul-900); }
    #ongrid .detail-badge {
      background: rgba(255,150,15,.14);
      border-color: rgba(255,150,15,.28);
      color: #8a4a00;
    }
    #ongrid .detail-check i {
      background: rgba(255,150,15,.16);
      color: #d96f00;
    }
    #ongrid .detail-panel-card {
      background: linear-gradient(180deg, #ffffff 0%, #fff9ef 100%);
      border: 1px solid rgba(255,150,15,.22);
      border-left: 6px solid var(--laranja);
      box-shadow: 0 18px 40px rgba(255,150,15,.10);
    }

    #hibrido.detail-section {
      background:
        radial-gradient(circle at 87% 16%, rgba(34,197,94,.28), transparent 32%),
        radial-gradient(circle at 11% 82%, rgba(23,105,170,.15), transparent 30%),
        linear-gradient(135deg, #e9fbf0 0%, #ffffff 46%, #e8f4ff 100%);
    }
    #hibrido.detail-section::before {
      background: linear-gradient(90deg, #16a34a 0%, #22c55e 42%, var(--azul-700) 100%);
    }
    #hibrido .section-head {
      padding: 22px 26px;
      border-radius: 28px;
      background: rgba(255,255,255,.76);
      border: 1px solid rgba(34,197,94,.22);
      box-shadow: 0 18px 42px rgba(34,197,94,.12);
    }
    #hibrido .tag { color: #15803d; }
    #hibrido .detail-copy {
      background: linear-gradient(180deg, #ffffff 0%, #effdf5 100%);
      border: 1px solid rgba(34,197,94,.30);
      box-shadow: 0 24px 70px rgba(34,197,94,.16);
    }
    #hibrido .detail-badge {
      background: rgba(34,197,94,.14);
      border-color: rgba(34,197,94,.28);
      color: #14532d;
    }
    #hibrido .detail-check i {
      background: rgba(34,197,94,.16);
      color: #15803d;
    }
    #hibrido .detail-panel-card {
      background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 100%);
      border: 1px solid rgba(34,197,94,.22);
      border-left: 6px solid #22c55e;
      box-shadow: 0 18px 40px rgba(34,197,94,.11);
    }

    #retrofit.detail-section {
      background:
        radial-gradient(circle at 12% 20%, rgba(255,150,15,.22), transparent 30%),
        radial-gradient(circle at 86% 80%, rgba(9,36,74,.20), transparent 32%),
        linear-gradient(135deg, #fff3e1 0%, #ffffff 48%, #e9f2ff 100%);
    }
    #retrofit.detail-section::before {
      background: linear-gradient(90deg, var(--azul-900) 0%, var(--laranja) 48%, #6b4eff 100%);
    }
    #retrofit .section-head {
      padding: 22px 26px;
      border-radius: 28px;
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(9,36,74,.14);
      box-shadow: 0 18px 44px rgba(9,36,74,.12);
    }
    #retrofit .tag { color: #c55f00; }
    #retrofit .detail-copy {
      background: linear-gradient(180deg, #ffffff 0%, #fff7ed 55%, #f3f7ff 100%);
      border: 1px solid rgba(9,36,74,.13);
      box-shadow: 0 24px 70px rgba(9,36,74,.13);
    }
    #retrofit .detail-badge {
      background: rgba(9,36,74,.08);
      border-color: rgba(9,36,74,.16);
      color: var(--azul-900);
    }
    #retrofit .detail-check i {
      background: rgba(255,150,15,.16);
      color: #d96f00;
    }
    #retrofit .detail-panel-card {
      background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
      border: 1px solid rgba(9,36,74,.14);
      border-left: 6px solid var(--azul-700);
      box-shadow: 0 18px 40px rgba(9,36,74,.10);
    }

    #ongrid .detail-action,
    #hibrido .detail-action,
    #retrofit .detail-action {
      margin-top: 24px;
      padding-top: 18px;
      border-top: 1px solid rgba(9,36,74,.08);
    }

  

    /* v35 - Revisão visual geral sem alterar lógica ou estrutura dos formulários */
    [id] { scroll-margin-top: 110px; }

    body {
      background:
        radial-gradient(circle at 10% 0%, rgba(23,105,170,.06), transparent 24%),
        var(--gelo);
    }

    .header {
      box-shadow: 0 10px 30px rgba(6,23,47,.06);
    }

    .nav { height: 84px; }

    .menu a {
      position: relative;
      padding: 8px 0;
    }

    .menu a::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 2px;
      height: 2px;
      border-radius: 999px;
      background: var(--laranja);
      transform: scaleX(0);
      transform-origin: center;
      transition: transform .22s ease;
    }

    .menu a:hover::after { transform: scaleX(1); }

    .hero {
      padding: 82px 0 66px;
    }

    .hero-card,
    .authority-panel,
    .about-box,
    .budget-form,
    .contact-panel,
    .detail-copy,
    .technical-main,
    .cta {
      box-shadow: 0 26px 80px rgba(6,23,47,.16);
    }

    .section { padding: 82px 0; }
    .section-head.center { margin-bottom: 42px; }
    .section-head .lead { max-width: 820px; margin-left:auto; margin-right:auto; }

    .tag {
      display: inline-block;
      padding: 2px 0;
    }

    .proof-strip {
      box-shadow: 0 14px 38px rgba(6,23,47,.05);
    }

    .proof-card,
    .trust-item,
    .step,
    details,
    .analysis-card,
    .detail-panel-card {
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .proof-card:hover,
    .trust-item:hover,
    .step:hover,
    .analysis-card:hover,
    .detail-panel-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 18px 46px rgba(6,23,47,.10);
    }

    .cards { align-items: stretch; }
    .card {
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .card h3 { line-height: 1.22; }
    .card p { min-height: 76px; }
    .card ul { margin-bottom: 4px; }
    .card .quote-card-btn { margin-top: auto; }

    .card-image {
      box-shadow: 0 16px 34px rgba(6,23,47,.13);
    }

    .detail-action .btn,
    .quote-select-grid .btn,
    .form-actions .btn {
      min-height: 46px;
    }

    .detail-check,
    .technical-item,
    .reference-point,
    .contact-card,
    .form-trust span {
      box-shadow: inset 0 1px 0 rgba(255,255,255,.42);
    }

    .process .step {
      border-top: 4px solid rgba(255,150,15,.28);
    }

    .num {
      box-shadow: 0 10px 22px rgba(6,23,47,.18);
    }

    details {
      overflow: hidden;
    }

    details[open] {
      border-color: rgba(255,150,15,.28);
      box-shadow: 0 16px 40px rgba(6,23,47,.08);
    }

    summary {
      list-style: none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 14px;
    }

    summary::-webkit-details-marker { display:none; }
    summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display:flex;
      align-items:center;
      justify-content:center;
      background: rgba(255,150,15,.12);
      color: #b35c00;
      font-weight: 900;
      flex: 0 0 auto;
    }

    details[open] summary::after { content: "–"; }

    .quote-select-panel {
      border: 1px solid rgba(9,36,74,.08);
    }

    .quote-select-grid {
      align-items: stretch;
    }

    .quote-select-grid .btn {
      box-shadow: 0 14px 34px rgba(6,23,47,.14);
    }

    .footer {
      border-top: 6px solid rgba(255,150,15,.76);
      background:
        radial-gradient(circle at 12% 8%, rgba(255,150,15,.13), transparent 28%),
        radial-gradient(circle at 92% 18%, rgba(23,105,170,.16), transparent 26%),
        linear-gradient(180deg, #06172f 0%, #041126 100%);
    }

    .footer-grid {
      gap: 22px;
    }

    .footer-grid > div {
      min-height: 100%;
      background: linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.035));
    }

    .footer-grid > div:first-child {
      border-left: 4px solid var(--laranja);
    }

    .footer-logo {
      width: 84px;
      padding: 4px;
      border-radius: 50%;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.14);
    }

    .footer h3 {
      line-height: 1.25;
    }

    .footer p {
      line-height: 1.55;
    }

    .footer-label {
      border-top: 1px solid rgba(255,255,255,.08);
      padding-top: 12px;
    }

    .footer-label:first-of-type {
      border-top: 0;
      padding-top: 0;
    }

    .footer-highlight {
      color: #ffd39a;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.10);
    }

    .footer-actions .btn-outline {
      background: rgba(255,255,255,.07);
      color: #fff;
      border-color: rgba(255,255,255,.22);
    }

    .copy {
      color: rgba(255,255,255,.66);
    }

    @media (max-width: 980px) {
      [id] { scroll-margin-top: 100px; }
      .section { padding: 68px 0; }
      .cards { gap: 18px; }
      .footer-grid > div { padding: 22px; }
    }

    @media (max-width: 620px) {
      [id] { scroll-margin-top: 92px; }
      .nav { height: 74px; }
      .brand-logo { width: 50px; height: 50px; }
      .hero { padding: 52px 0 46px; }
      .hero h1 { letter-spacing: -1.1px; }
      .proof-card, .card, .detail-copy, .budget-form, .contact-panel, .footer-grid > div { border-radius: 22px; }
      .card p { min-height: auto; }
      .quote-select-grid .btn { width: 100%; }
      .footer-actions .btn { width: 100%; }
      .whatsapp-float { width: 58px; height: 58px; right: 14px; bottom: 14px; }
    }