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

    :root {
      --red:       #C0001E;
      --red-dark:  #8A0015;
      --red-bg:    #FBF5F6;
      --white:     #FFFFFF;
      --off:       #F7F6F4;
      --gray-100:  #EEECE9;
      --gray-200:  #D8D5D0;
      --gray-400:  #9A9590;
      --gray-600:  #5A5652;
      --gray-800:  #2E2C2A;
      --gray-900:  #1A1917;

      --font-serif: 'Martel Sans', sans-serif;
      --font-sans:  'DM Sans', sans-serif;

      --pad: clamp(20px, 3vw, 48px);
      --max: 1680px;
    }

    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-sans);
      background: var(--white);
      color: var(--gray-800);
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { text-decoration: none; color: inherit; }

    /* ── LAYOUT ── */
    .wrap {
      width: min(100%, var(--max));
      margin-inline: auto;
      padding-inline: var(--pad);
    }

    /* ── TYPOGRAPHY UTILS ── */
    .eyebrow {
      font-family: var(--font-sans);
      font-size: 11px;
      font-weight: 600;
      letter-spacing: .18em;
      text-transform: uppercase;
      color: var(--red);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .eyebrow::before {
      content: '';
      display: block;
      width: 24px;
      height: 1.5px;
      background: var(--red);
      flex-shrink: 0;
    }

    .h1 {
      font-family: var(--font-serif);
      font-size: clamp(44px, 6vw, 80px);
      font-weight: 800;
      line-height: 1.05;
      color: var(--gray-900);
      letter-spacing: -.01em;
    }
    .h2 {
      font-family: var(--font-serif);
      font-size: clamp(34px, 4vw, 56px);
      font-weight: 700;
      line-height: 1.1;
      color: var(--gray-900);
      letter-spacing: -.01em;
    }
    .h3 {
      font-family: var(--font-sans);
      font-size: 17px;
      font-weight: 600;
      color: var(--gray-800);
      letter-spacing: -.01em;
    }

    /* ── BUTTONS ── */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      font-family: var(--font-sans);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: .04em;
      padding: 13px 26px;
      border: none;
      cursor: pointer;
      transition: all .22s ease;
      border-radius: 2px;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--red);
      color: var(--white);
    }
    .btn-primary:hover {
      background: var(--red-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(192,0,30,.22);
    }
    .btn-ghost {
      background: transparent;
      color: var(--gray-800);
      border: 1.5px solid var(--gray-200);
    }
    .btn-ghost:hover {
      border-color: var(--red);
      color: var(--red);
    }

    /* ── DIVIDER ── */
    hr.section-div {
      border: none;
      border-top: 1px solid var(--gray-100);
    }

    /* ── REVEAL ── */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity .65s ease, transform .65s ease;
    }
    .reveal.in { opacity: 1; transform: none; }
    .reveal-x {
      opacity: 0;
      transform: translateX(-28px);
      transition: opacity .65s ease, transform .65s ease;
    }
    .reveal-x.in { opacity: 1; transform: none; }

    /* ══════════════════════════════════════════
       NAV
    ══════════════════════════════════════════ */
    #nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      background: rgba(255,255,255,0);
      border-bottom: 1px solid transparent;
      transition: background .3s, border-color .3s, box-shadow .3s;
      transform: translateZ(0);
      will-change: transform;
    }
    #nav.solid {
      background: var(--white);
      border-color: var(--gray-100);
      box-shadow: 0 1px 12px rgba(0,0,0,.06);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 68px;
      gap: 32px;
    }

    /* Logo */
    .logo {
      display: flex;
      align-items: center;
      flex: 1;
    }
    .logo-img {
      height: 40px;
      width: auto;
      display: block;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-links a {
      font-size: 13px;
      font-weight: 500;
      color: var(--gray-600);
      transition: color .2s;
      letter-spacing: .01em;
    }
    .nav-links a:hover { color: var(--red); }

    .nav-right {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 16px;
      flex: 1;
    }
    .nav-phone {
      font-size: 13px;
      color: var(--gray-600);
      font-weight: 500;
    }

    .burger {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      padding: 6px;
      background: none;
      border: none;
    }
    .burger span {
      display: block;
      width: 22px; height: 1.5px;
      background: var(--gray-800);
      transition: all .3s;
    }

    /* Mobile menu */
    .mobile-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: var(--white);
      z-index: 99;
      padding: 90px var(--pad) 40px;
      flex-direction: column;
    }
    .mobile-overlay.open { display: flex; }
    .mobile-overlay a {
      font-family: var(--font-serif);
      font-size: 36px;
      color: var(--gray-900);
      padding: 10px 0;
      border-bottom: 1px solid var(--gray-100);
      transition: color .2s;
    }
    .mobile-overlay a:hover { color: var(--red); }
    .mobile-close {
      position: absolute;
      top: 20px; right: var(--pad);
      background: none;
      border: none;
      font-size: 26px;
      cursor: pointer;
      color: var(--gray-600);
    }

    /* ══════════════════════════════════════════
       HERO
    ══════════════════════════════════════════ */
    #hero {
      min-height: 100svh;
      background: var(--white);
      display: grid;
      grid-template-columns: 1fr 1fr;
      align-items: center;
      padding-top: 68px;
      overflow: hidden;
    }

    .hero-content {
      padding: clamp(48px, 7vw, 100px) var(--pad) clamp(48px, 7vw, 100px) max(var(--pad), calc((100vw - var(--max)) / 2 + var(--pad)));
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .hero-title { max-width: 520px; }
    .hero-title em {
      font-weight: 800;
      font-style: normal;
      color: var(--red);
    }

    .hero-desc {
      font-size: 16px;
      color: var(--gray-600);
      line-height: 1.75;
      max-width: 440px;
      font-weight: 300;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 8px;
    }

    .hero-stats {
      display: flex;
      gap: 32px;
      padding-top: 36px;
      margin-top: 8px;
      border-top: 1px solid var(--gray-100);
    }
    .stat-val {
      font-family: var(--font-serif);
      font-size: 36px;
      font-weight: 800;
      color: var(--gray-900);
      line-height: 1;
    }
    .stat-val sup { font-size: 18px; vertical-align: super; }
    .stat-label {
      font-size: 11px;
      color: var(--gray-400);
      letter-spacing: .08em;
      text-transform: uppercase;
      margin-top: 4px;
    }

    .hero-image {
      height: 100svh;
      position: relative;
      overflow: hidden;
    }
    .hero-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
    }
    .hero-image-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to right, rgba(255,255,255,.25) 0%, transparent 40%);
    }

    /* ══════════════════════════════════════════
       SECTORS STRIP
    ══════════════════════════════════════════ */
    @keyframes marquee {
      from { transform: translateX(0); }
      to   { transform: translateX(-50%); }
    }

    #sectors {
      background: var(--gray-900);
      padding: 16px 0;
      overflow: hidden;
    }
    .marquee-track {
      display: flex;
      width: max-content;
      animation: marquee 18s linear infinite;
    }
    #sectors:hover .marquee-track { animation-play-state: paused; }
    .sectors-list {
      display: flex;
      align-items: center;
      flex-shrink: 0;
    }
    .sector-chip {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 0 32px;
      border-right: 1px solid rgba(255,255,255,.1);
      flex-shrink: 0;
    }
    .sector-dot {
      width: 4px; height: 4px;
      border-radius: 50%;
      background: var(--red);
      flex-shrink: 0;
    }
    .sector-chip span {
      font-size: 12px;
      font-weight: 500;
      letter-spacing: .1em;
      text-transform: uppercase;
      color: rgba(255,255,255,.65);
      white-space: nowrap;
    }

    /* ══════════════════════════════════════════
       SOBRE
    ══════════════════════════════════════════ */
    #sobre {
      padding: clamp(64px, 9vw, 130px) 0;
    }

    .sobre-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(40px, 6vw, 96px);
      align-items: center;
    }

    .sobre-image-wrap {
      position: relative;
    }
    .sobre-image-main {
      width: 100%;
      aspect-ratio: 4/5;
      object-fit: cover;
      border-radius: 2px;
      display: block;
    }
    .sobre-image-badge {
      position: absolute;
      bottom: -20px;
      right: -20px;
      width: 112px; height: 112px;
      background: var(--red);
      border-radius: 50%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      z-index: 2;
    }
    .badge-num {
      font-family: var(--font-serif);
      font-size: 38px;
      font-weight: 800;
      color: var(--white);
      line-height: 1;
    }
    .badge-txt {
      font-size: 9px;
      color: rgba(255,255,255,.75);
      letter-spacing: .1em;
      text-transform: uppercase;
      line-height: 1.3;
    }

    .sobre-content {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .sobre-content .h2 { margin: 4px 0 8px; }
    .sobre-text {
      font-size: 15px;
      color: var(--gray-600);
      line-height: 1.8;
      font-weight: 300;
    }

    /* ══════════════════════════════════════════
       CLIENTES
    ══════════════════════════════════════════ */
    #clientes {
      padding: clamp(64px, 9vw, 130px) 0;
      background: var(--off);
    }

    .clients-header {
      max-width: 640px;
      margin-bottom: clamp(40px, 5vw, 72px);
    }
    .clients-header .h2 { margin: 12px 0 16px; }
    .clients-desc {
      font-size: 15px;
      color: var(--gray-600);
      line-height: 1.8;
      font-weight: 300;
    }

    .clients-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      background: var(--gray-200);
      border: 1px solid var(--gray-200);
    }

    .client-card {
      background: var(--white);
      aspect-ratio: 3/2;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background .22s;
    }
    .client-card:hover { background: var(--red-bg); }

    .client-logo-img {
      max-width: 60%;
      max-height: 60%;
      width: auto;
      height: auto;
      object-fit: contain;
      filter: grayscale(1);
      opacity: .65;
      transition: filter .25s, opacity .25s;
    }
    .client-card:hover .client-logo-img {
      filter: grayscale(0);
      opacity: 1;
    }

    /* ══════════════════════════════════════════
       MATERIAIS
    ══════════════════════════════════════════ */
    #materiais {
      padding: clamp(64px, 9vw, 130px) 0;
    }

    .mat-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(40px, 6vw, 96px);
      align-items: center;
    }

    .mat-content {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .mat-intro {
      font-size: 15px;
      color: var(--gray-600);
      line-height: 1.8;
      font-weight: 300;
    }

    .mat-list {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .mat-item {
      display: grid;
      grid-template-columns: 68px 1fr auto;
      align-items: center;
      gap: 16px;
      padding: 16px 20px;
      background: var(--off);
      border-radius: 2px;
      border: 1px solid transparent;
      transition: all .22s;
      cursor: default;
    }
    .mat-item:hover {
      border-color: var(--red);
      background: var(--red-bg);
      transform: translateX(4px);
    }
    .mat-abbr {
      font-family: var(--font-sans);
      font-size: 16px;
      font-weight: 700;
      color: var(--red);
      letter-spacing: .02em;
    }
    .mat-name {
      font-size: 14px;
      font-weight: 600;
      color: var(--gray-800);
    }
    .mat-desc {
      font-size: 12px;
      color: var(--gray-400);
      margin-top: 1px;
    }
    .mat-check { color: var(--gray-200); }

    .mat-visual {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .mat-photo {
      border-radius: 2px;
      overflow: hidden;
      aspect-ratio: 1;
    }
    .mat-photo img {
      width: 100%; height: 100%;
      object-fit: cover;
      display: block;
      transition: transform .4s ease;
    }
    .mat-photo:hover img { transform: scale(1.04); }
    .mat-photo:first-child {
      grid-column: span 2;
      aspect-ratio: 16/9;
    }

    /* ══════════════════════════════════════════
       PRODUTOS
    ══════════════════════════════════════════ */
    #produtos {
      padding: clamp(64px, 9vw, 130px) 0;
      background: var(--off);
    }

    .prod-header {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: clamp(32px, 4vw, 56px);
      flex-wrap: wrap;
    }


    .prod-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 16px;
    }

    .prod-card {
      background: var(--white);
      border-radius: 2px;
      overflow: hidden;
      border: 1px solid var(--gray-100);
      transition: all .25s;
      display: flex;
      flex-direction: column;
    }
    .prod-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 36px rgba(0,0,0,.08);
      border-color: var(--gray-200);
    }

    .prod-thumb {
      background: var(--gray-100);
      aspect-ratio: 4/3;
      overflow: hidden;
      position: relative;
    }
    .prod-thumb img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }
    .prod-card:hover .prod-thumb img { transform: scale(1.04); }
    .prod-tag {
      position: absolute;
      top: 12px; left: 12px;
      background: var(--red);
      color: var(--white);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: .1em;
      text-transform: uppercase;
      padding: 4px 10px;
      border-radius: 1px;
    }

    .prod-body {
      padding: 20px 22px 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .prod-name {
      font-size: 16px;
      font-weight: 600;
      color: var(--gray-800);
      margin-bottom: 8px;
      letter-spacing: -.01em;
    }
    .prod-specs {
      display: flex;
      flex-wrap: wrap;
      gap: 5px;
      margin-bottom: 12px;
    }
    .spec {
      background: var(--off);
      border: 1px solid var(--gray-100);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: .07em;
      text-transform: uppercase;
      color: var(--gray-400);
      padding: 3px 8px;
      border-radius: 1px;
    }
    .prod-desc {
      font-size: 13px;
      color: var(--gray-400);
      line-height: 1.65;
      flex: 1;
      margin-bottom: 16px;
    }
    .prod-link {
      font-size: 12px;
      font-weight: 600;
      letter-spacing: .06em;
      text-transform: uppercase;
      color: var(--red);
      display: flex;
      align-items: center;
      gap: 5px;
      transition: gap .2s;
    }
    .prod-link:hover { gap: 9px; }
    .prod-link::after { content: '→'; }

    .prod-cta-row {
      text-align: center;
      margin-top: 48px;
    }
    .prod-cta-note {
      font-size: 14px;
      color: var(--gray-400);
      margin-bottom: 18px;
    }

    /* ══════════════════════════════════════════
       CONTATO
    ══════════════════════════════════════════ */
    #contato {
      padding: clamp(64px, 9vw, 130px) 0;
    }

    .ctc-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: clamp(40px, 6vw, 96px);
      align-items: start;
    }

    .ctc-info {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .ctc-desc {
      font-size: 15px;
      color: var(--gray-600);
      line-height: 1.8;
      font-weight: 300;
    }
    .ctc-methods {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 8px;
    }
    .ctc-method {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 16px;
      border: 1px solid var(--gray-100);
      border-radius: 2px;
      transition: border-color .2s;
    }
    .ctc-method:hover { border-color: var(--red); }
    .ctc-icon {
      width: 40px; height: 40px;
      background: var(--red-bg);
      border-radius: 2px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .ctc-icon svg { color: var(--red); }
    .ctc-label {
      font-size: 10px;
      font-weight: 600;
      letter-spacing: .1em;
      text-transform: uppercase;
      color: var(--gray-400);
      margin-bottom: 2px;
    }
    .ctc-val { font-size: 14px; font-weight: 500; color: var(--gray-800); }
    .ctc-val a { color: var(--gray-800); transition: color .2s; }
    .ctc-val a:hover { color: var(--red); }

    /* Form */
    .ctc-form {
      background: var(--off);
      border: 1px solid var(--gray-100);
      border-radius: 2px;
      padding: clamp(28px, 3.5vw, 48px);
      align-self: center;
      align-items: center;
    }
    .form-title {
      font-family: var(--font-serif);
      font-size: 26px;
      font-weight: 700;
      color: var(--gray-900);
      margin-bottom: 28px;
    }
    .f-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .f-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-bottom: 12px;
    }
    .f-group.full { grid-column: span 2; }
    .f-label {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: .08em;
      text-transform: uppercase;
      color: var(--gray-400);
    }
    .f-input, .f-select, .f-textarea {
      background: var(--white);
      border: 1px solid var(--gray-200);
      border-radius: 2px;
      color: var(--gray-800);
      font-family: var(--font-sans);
      font-size: 14px;
      padding: 11px 14px;
      width: 100%;
      outline: none;
      transition: border-color .2s;
    }
    .f-input::placeholder, .f-textarea::placeholder { color: var(--gray-200); }
    .f-input:focus, .f-select:focus, .f-textarea:focus { border-color: var(--red); }
    .f-select { appearance: none; cursor: pointer; }
    .f-textarea { resize: vertical; min-height: 110px; }
    .f-submit { width: 100%; justify-content: center; margin-top: 6px; }

    /* ══════════════════════════════════════════
       FOOTER
    ══════════════════════════════════════════ */
    footer {
      background: var(--gray-900);
      padding: 56px 0 28px;
    }
    .foot-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr;
      gap: clamp(32px, 5vw, 80px);
      margin-bottom: 48px;
    }
    .foot-logo {
      margin-bottom: 14px;
    }
    .foot-logo-img {
      height: 36px;
      width: auto;
      display: block;
      filter: brightness(0) invert(1);
    }
    .foot-tagline {
      font-size: 13px;
      color: rgba(255,255,255,.35);
      line-height: 1.7;
      max-width: 280px;
      margin-bottom: 20px;
    }
    .foot-since {
      font-size: 10px;
      font-weight: 600;
      letter-spacing: .16em;
      text-transform: uppercase;
      color: rgba(255,255,255,.25);
    }

    .foot-col-label {
      font-size: 10px;
      font-weight: 600;
      letter-spacing: .14em;
      text-transform: uppercase;
      color: rgba(255,255,255,.3);
      margin-bottom: 18px;
    }
    .foot-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .foot-links a {
      font-size: 13px;
      color: rgba(255,255,255,.5);
      transition: color .2s;
    }
    .foot-links a:hover { color: var(--white); }

    .foot-contact-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      color: rgba(255,255,255,.5);
      margin-bottom: 10px;
    }
    .foot-contact-item a { color: rgba(255,255,255,.5); transition: color .2s; }
    .foot-contact-item a:hover { color: var(--white); }
    .fci-icon { color: var(--red); flex-shrink: 0; }

    .foot-bottom {
      padding-top: 24px;
      border-top: 1px solid rgba(255,255,255,.06);
      display: flex;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }
    .foot-copy, .foot-legal {
      font-size: 11px;
      color: rgba(255,255,255,.2);
    }

    /* Toast */
    .toast {
      position: fixed;
      bottom: 28px; right: 28px;
      background: var(--gray-900);
      color: var(--white);
      padding: 14px 22px;
      border-radius: 2px;
      border-left: 3px solid var(--red);
      font-size: 14px;
      font-weight: 500;
      box-shadow: 0 8px 28px rgba(0,0,0,.25);
      transform: translateY(80px);
      opacity: 0;
      transition: all .35s cubic-bezier(.175,.885,.32,1.275);
      z-index: 200;
    }
    .toast.show { transform: translateY(0); opacity: 1; }

    /* ══════════════════════════════════════════
       RESPONSIVE
    ══════════════════════════════════════════ */
    @media (max-width: 1024px) {
      #hero { grid-template-columns: 1fr; }
      .hero-image { display: none; }
      .hero-content {
        padding: 100px var(--pad) 60px;
        min-height: 80svh;
        justify-content: center;
      }
      .sobre-grid, .mat-grid, .ctc-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .clients-grid { grid-template-columns: 1fr 1fr; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .nav-links, .nav-phone { display: none; }
      .burger { display: flex; }
      .clients-grid { grid-template-columns: 1fr; }
      .f-row { grid-template-columns: 1fr; }
      .f-group.full { grid-column: span 1; }
      .foot-grid { grid-template-columns: 1fr; gap: 28px; }
      .prod-header { flex-direction: column; align-items: flex-start; }
    }
    @media (max-width: 480px) {
      .hero-stats { flex-wrap: wrap; gap: 20px; }
      .mat-visual { grid-template-columns: 1fr; }
      .mat-photo:first-child { grid-column: span 1; aspect-ratio: 16/9; }
    }