/* ── HERO PDO ─────────────────────────────────────────── */
    .hero-pdo {
      position: relative;
      min-height: 100svh;
      display: flex;
      align-items: center;
      padding: 100px 0 80px;
    }
    .hero-pdo-bg {
      position: absolute;
      inset: 0;
      background-image: url('../images/fios-pdo/hero-screw.webp');
      background-size: cover;
      background-position: center;
    }
    .hero-pdo-bg::after {
      content: '';
      position: absolute;
      inset: 0;
      background:
        linear-gradient(to right, rgba(28,28,46,.97) 0%, rgba(28,28,46,.75) 45%, rgba(28,28,46,.55) 100%),
        linear-gradient(to bottom, rgba(28,28,46,.5) 0%, transparent 25%, transparent 70%, rgba(28,28,46,.7) 100%);
    }
    .hero-pdo-content {
      position: relative;
      z-index: 1;
      max-width: 580px;
    }
    /* ── VOLTAR ───────────────────────────────────────────── */
/* ── LINHA DE PRODUTOS ────────────────────────────────── */
    .linha {
      padding: var(--section-py) 0;
      background: var(--bg-dark);
    }
    .linha-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 48px;
    }
    @media (max-width: 900px) { .linha-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 480px) { .linha-grid { grid-template-columns: 1fr; } }
    .linha-card {
      border-radius: var(--radius);
      overflow: hidden;
      background: #12122A;
      border: 1px solid rgba(255,255,255,.07);
      transition: transform .25s, border-color .25s;
      display: flex;
      flex-direction: column;
    }
    .linha-card:hover {
      transform: translateY(-4px);
      border-color: rgba(184,149,106,.35);
    }
    .linha-img {
      aspect-ratio: 4/3;
      overflow: hidden;
      background: #0a0a18;
    }
    .linha-img img {
      width: 100%; height: 100%;
      object-fit: cover;
      object-position: center;
      transition: transform .4s ease;
    }
    .linha-card:hover .linha-img img { transform: scale(1.05); }
    .linha-body {
      padding: 22px 20px 24px;
      display: flex;
      flex-direction: column;
      gap: 8px;
      flex: 1;
    }
    .linha-tipo {
      font-size: .72rem;
      font-weight: 600;
      letter-spacing: .12em;
      text-transform: uppercase;
      color: var(--gold);
    }
    .linha-nome {
      font-family: var(--font-serif);
      font-size: 1.3rem;
      font-weight: 500;
      color: var(--white);
      line-height: 1.2;
    }
    .linha-desc {
      font-size: .85rem;
      color: rgba(255,255,255,.55);
      line-height: 1.6;
      flex: 1;
    }
    .linha-cta {
      margin-top: 16px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: .78rem;
      font-weight: 600;
      letter-spacing: .06em;
      text-transform: uppercase;
      color: var(--gold-light);
      transition: color .2s;
    }
    .linha-cta:hover { color: var(--white); }
    /* ── FAIXA MODELO ─────────────────────────────────────── */
    .modelo-faixa {
      position: relative;
      height: 520px;
      overflow: hidden;
    }
    .modelo-faixa img {
      width: 100%; height: 100%;
      object-fit: cover;
      object-position: center 25%;
    }
    .modelo-faixa-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(
        to right,
        rgba(28,28,46,.0) 0%,
        rgba(28,28,46,.0) 40%,
        rgba(28,28,46,.85) 65%,
        rgba(28,28,46,.97) 100%
      );
      display: flex;
      align-items: center;
      justify-content: flex-end;
    }
    .modelo-faixa-texto {
      max-width: 360px;
      padding: 40px;
      text-align: right;
    }
    .modelo-faixa-texto h2 {
      font-family: var(--font-serif);
      font-size: clamp(1.8rem, 3.5vw, 2.6rem);
      font-weight: 500;
      color: var(--white);
      line-height: 1.15;
      margin-bottom: 16px;
    }
    .modelo-faixa-texto p {
      font-size: .92rem;
      color: rgba(255,255,255,.65);
      line-height: 1.7;
      margin-bottom: 28px;
    }
    @media (max-width: 768px) {
      .modelo-faixa-overlay {
        background: linear-gradient(to top, rgba(28,28,46,.97) 0%, rgba(28,28,46,.6) 50%, rgba(28,28,46,.2) 100%);
        align-items: flex-end;
        justify-content: center;
      }
      .modelo-faixa-texto {
        text-align: center;
        padding: 32px 24px;
        max-width: 100%;
      }
    }
    /* ── DIFERENCIAIS ITHREAD ─────────────────────────────── */
    .difs-pdo {
      padding: var(--section-py) 0;
      background: var(--bg-alt);
    }
    .difs-pdo-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 48px;
    }
    @media (max-width: 700px) { .difs-pdo-grid { grid-template-columns: 1fr; } }
    .dif-pdo-item {
      text-align: center;
      padding: 32px 24px;
      background: var(--white);
      border-radius: var(--radius);
      border: 1px solid rgba(28,28,46,.07);
    }
    .dif-pdo-num {
      font-family: var(--font-serif);
      font-size: 2.8rem;
      font-weight: 500;
      color: var(--gold);
      line-height: 1;
      margin-bottom: 10px;
    }
    .dif-pdo-item h4 {
      font-family: var(--font-serif);
      font-size: 1.1rem;
      font-weight: 600;
      margin-bottom: 8px;
    }
    .dif-pdo-item p {
      font-size: .85rem;
      color: var(--text-muted);
      line-height: 1.65;
    }
    /* ── I-THREAD REVERSE ────────────────────────────────── */
    .reverse-destaque {
      padding: var(--section-py) 0;
      background: #0e0e20;
      border-top: 1px solid rgba(184,149,106,.15);
      border-bottom: 1px solid rgba(184,149,106,.15);
    }
    .reverse-inner {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 60px;
      align-items: center;
    }
    @media (max-width: 860px) {
      .reverse-inner { grid-template-columns: 1fr; gap: 36px; }
    }
    .reverse-img-wrap {
      border-radius: var(--radius);
      overflow: hidden;
      aspect-ratio: 4/3;
      background: #12122A;
      border: 1px solid rgba(184,149,106,.2);
      box-shadow: 0 0 60px rgba(184,149,106,.08);
    }
    .reverse-img-wrap img {
      width: 100%; height: 100%;
      object-fit: cover;
      object-position: center;
    }
    .reverse-badge {
      display: inline-block;
      font-size: .7rem;
      font-weight: 600;
      letter-spacing: .14em;
      text-transform: uppercase;
      color: var(--gold);
      border: 1px solid rgba(184,149,106,.4);
      border-radius: 99px;
      padding: 5px 14px;
      margin-bottom: 20px;
    }
    .reverse-texto h2 {
      font-family: var(--font-serif);
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 500;
      color: var(--white);
      line-height: 1.1;
      margin-bottom: 12px;
    }
    .reverse-texto h2 em {
      color: var(--gold-light);
    }
    .reverse-intro {
      font-size: .97rem;
      color: rgba(255,255,255,.6);
      margin-bottom: 28px;
      line-height: 1.6;
    }
    .reverse-lista {
      list-style: none;
      padding: 0;
      margin: 0 0 32px;
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .reverse-lista li {
      padding-left: 20px;
      border-left: 2px solid rgba(184,149,106,.4);
      font-size: .88rem;
      color: rgba(255,255,255,.55);
      line-height: 1.6;
    }
    .reverse-lista li strong {
      display: block;
      color: var(--white);
      font-weight: 500;
      margin-bottom: 2px;
      font-size: .92rem;
    }
    /* ── CTA FINAL PDO ────────────────────────────────────── */
    .cta-pdo {
      padding: 90px 0;
      background: var(--bg-dark);
      text-align: center;
    }
    .cta-pdo h2 {
      font-family: var(--font-serif);
      font-size: clamp(2rem, 5vw, 3rem);
      font-weight: 500;
      color: var(--white);
      margin-bottom: 14px;
    }
    .cta-pdo p {
      font-size: 1rem;
      color: rgba(255,255,255,.55);
      margin-bottom: 40px;
    }
    .cta-pdo-btns {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }