:root {
    /* neutros: escuro e claro da marca */
    --ink: #130E01;
    --ink-2: #2E2614;
    --paper: #FFFEFB;
    --paper-2: #F3EEE2;
    /* dourado: sólido (texto/ícones/linhas) e degradê (botões, barras, selos) */
    --gold: #C9A24A;
    --gold-soft: #E6C97A;
    --gold-deep: #8A6A1F;
    --gold-grad: linear-gradient(135deg, #A97C26 0%, #D9B45C 38%, #F3DC8A 58%, #BE8F36 100%);
    --gold-grad-hover: linear-gradient(135deg, #B98B30 0%, #E6C26B 38%, #FBE9A6 58%, #CB9C42 100%);
    --gold-line: linear-gradient(90deg, rgba(169,124,38,0), #C9A24A 18%, #F3DC8A 50%, #C9A24A 82%, rgba(169,124,38,0));
    --noise: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    --serif: 'Encode Sans Expanded', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --sans: 'Encode Sans Expanded', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    /* mesma distância lateral do conteúdo em todas as seções (replica o inset real do .wrap) */
    --section-inset: 15vw; /* margem lateral padrão do conteúdo de todas as seções: 15vw de cada lado = conteúdo com 70vw */
  }

  /* Encode Sans Expanded — hospedada localmente, sem depender de CDN */
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 100;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-100-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-300-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-400-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-500-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-600-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-700-normal.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Encode Sans Expanded';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('assets/fonts/encode-sans-expanded-latin-800-normal.woff2') format('woff2');
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--sans);
    background: var(--paper);
    color: var(--ink);
  }
  img { max-width: 100%; display: block; }
  a { color: inherit; }

  .wrap { max-width: none; margin: 0; padding: 0; } /* a margem lateral vem do padding da seção (--section-inset) */
  section[id], header[id], footer[id] { scroll-margin-top: 90px; }

  .eyebrow {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold-deep);
    margin: 0 0 1rem;
  }
  .slide-dark .eyebrow { color: var(--gold-soft); }

  /* logo mark reused across the page */
  .logo-mark path { fill: currentColor; }

  /* ============ NAV ============ */
  nav.topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 6vw;
    background: rgba(255,254,251,0.72);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    /* border-bottom: 1px solid rgba(255,255,255,0.35); */
    box-shadow: 0 8px 32px rgba(19,14,1,0.06);
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--serif);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--ink);
    opacity: 1;
    visibility: visible;
    transition: color 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
  }
  .brand .logo-mark { width: 26px; height: auto; color: inherit; }

  /* Botão hamburguer (substitui o antigo botão de CTA no header) */
  .menu-toggle {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--ink);
    background: transparent;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: border-color 0.3s ease, background 0.2s ease;
  }
  .menu-toggle-bar {
    width: 18px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: background 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
  }
  .menu-toggle:hover { background: rgba(19,14,1,0.06); }

  /* Estado "no topo" — totalmente transparente, só uma linha branca no rodapé do header */
  nav.topnav.at-top {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    /* border-bottom: 1px solid rgba(255,254,251,0.7); */
    box-shadow: none;
  }
  nav.topnav.at-top .brand { opacity: 0; visibility: hidden; pointer-events: none; }
  nav.topnav.at-top .menu-toggle { border-color: rgba(19,14,1,0.7); }
  nav.topnav.at-top .menu-toggle-bar { background: var(--ink); }
  nav.topnav.at-top .menu-toggle:hover { background: rgba(19,14,1,0.06); }

  /* Botão vira "X" quando o menu está aberto */
  .menu-toggle.is-open .menu-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.is-open .menu-toggle-bar:nth-child(2) { opacity: 0; }
  .menu-toggle.is-open .menu-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* ============ MENU OFF-CANVAS ============ */
  .offcanvas-backdrop {
    position: fixed;
    inset: 0;
    z-index: 90;
    background: rgba(19,14,1,0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
  }
  .offcanvas-backdrop.is-open { opacity: 1; visibility: visible; }

  .offcanvas-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(420px, 88vw);
    z-index: 95;
    background: rgba(19,14,1,0.85);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-left: 1px solid rgba(255,254,251,0.15);
    box-shadow: -20px 0 60px rgba(0,0,0,0.35);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem 3rem;
    box-sizing: border-box;
  }
  .offcanvas-menu.is-open { transform: translateX(0); }

  .offcanvas-close {
    position: absolute;
    top: 1.8rem;
    right: 1.8rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255,254,251,0.3);
    background: rgba(255,254,251,0.08);
    color: var(--paper);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease;
  }
  .offcanvas-close:hover { background: rgba(255,254,251,0.2); }
  .offcanvas-close svg { width: 18px; height: 18px; }

  .offcanvas-links {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-bottom: 3rem;
  }
  .offcanvas-link {
    display: flex;
    align-items: baseline;
    gap: 0.9rem;
    font-family: var(--serif);
    font-size: 1.5rem;
    color: var(--paper);
    text-decoration: none;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255,254,251,0.12);
    transition: color 0.2s ease, padding-left 0.2s ease;
  }
  .offcanvas-link:hover { color: var(--gold-soft); padding-left: 0.4rem; }
  .offcanvas-num {
    font-family: var(--sans);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gold-soft);
  }
  .offcanvas-cta { justify-content: center; }
/* ============ HERO + SOBRE — WRAPPER COM PARALLAX ============ */


  /* ============ HERO ============ */
  .hero {
    min-height: 100vh;
    box-sizing: border-box;
    color: var(--ink);
    padding: 5rem var(--section-inset) 6rem;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
    align-items: center;
    background: var(--paper);
  }
  .hero h1 {
    font-family: var(--serif);
    font-size: clamp(2.4rem, 4.4vw, 3.6rem);
    line-height: 1.08;
    margin: 0 0 1.3rem;
    font-weight: 400;
  }
  .hero h1 em { font-style: italic; color: var(--gold-soft);
    color: var(--gold-deep);
  }
  .btn-primary {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gold-grad);
    color: var(--ink);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 0.95rem 1.8rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 244, 200, 0.7);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.45), 0 6px 18px rgba(138,106,31,0.30);
    transition: transform 0.15s ease, box-shadow 0.2s ease;
  }
  .btn-primary:hover { background: var(--gold-grad-hover); transform: translateY(-2px); }

  .hero-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
  }
  /* logo dourado (WebP com transparência) centralizado na caixa 16:9, sem cortar */
  .hero-frame .hero-logo-gold {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* filter: drop-shadow(0 14px 28px rgba(0,0,0,0.45)); */
  }

  /* ============ HERO RADIAL (diagrama com o logo dourado ao centro) ============ */
  .hero-radial-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem var(--section-inset) 3rem;
    grid-template-columns: none;
  }
  .hero-radial-wrap {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  /* Hero: logo dourado, nome e slogan empilhados e centralizados */
  .hero-radial-diagram {
    position: relative;
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "logo" "brand" "text";
    align-items: center;
    justify-items: center;
  }
  .orbit-center { grid-area: logo; }
  .hero-brand { grid-area: brand; }
  .hero-radial-text { grid-area: text; }
  .orbit-center {
    position: relative;
    width: clamp(300px, 30vw, 460px);
    aspect-ratio: 16 / 9;
    z-index: 5;
  }
  .orbit-center::before {
    /* content: ""; */
    position: absolute;
    inset: 8%;
    background: rgba(0,0,0,0.4);
    filter: blur(30px);
    z-index: -1;
  }
  /* Título em texto, abaixo do logo. Fonte: Encode Sans Expanded 100, caixa alta, tracking 0.14em (mesmos parâmetros do antigo SVG).
     Larguras iguais: com as métricas reais da fonte, "ARQUITETURA & DESIGN" tem ~15.1em e "BALLABIO" ~6.0em de largura,
     então a linha 1 usa a fonte da linha 2 multiplicada por --brand-ratio (só escala, sem distorcer os glifos). */
  .hero-brand {
    --brand-size: 25px;      /* tamanho da linha 2; a largura das duas linhas acompanha esse valor */
    --brand-ratio: 2.574;    /* linha 1 = linha 2 x razão (medido na tinta real das letras, já descontando o respiro lateral de cada glifo) */
    position: relative;
    z-index: 6;
    margin: 1.8rem 0 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    row-gap: calc(var(--brand-size) * 0.55);
    font-family: var(--serif);
    font-weight: 100;
    text-transform: uppercase;
    line-height: 1;
    text-align: center;
    color: var(--paper);
    pointer-events: none;
    filter: drop-shadow(0 4px 16px rgba(0,0,0,0.55));
  }
  /* o tracking também é aplicado depois da última letra; a margem negativa devolve esse espaço para o texto ficar centrado de verdade */
  /* letter-spacing fica em cada linha (e não no pai): em "em" ele herdaria o valor já calculado do pai e não acompanharia o tamanho de cada linha */
  .hero-brand span { display: block; letter-spacing: 0.14em; margin-right: -0.14em; white-space: nowrap; }
  /* correção óptica (medida na tinta das letras): "BALLABIO" tem a tinta 0.013em à direita do centro da caixa e "ARQUITETURA & DESIGN"
     0.042em à esquerda; cada margem abaixo desloca a linha para o centro real, alinhando as duas pelo eixo do logo */
  .hero-brand-l1 { font-size: calc(var(--brand-size) * var(--brand-ratio)); margin-right: -0.114em; }
  .hero-brand-l2 { font-size: var(--brand-size); margin-left: 0.084em; }
  .orbit-center .hero-frame { position: relative; width: 100%; height: 100%; }

  .hero-radial-text { text-align: center; max-width: 820px; width: 100%; margin-top: 2.4rem; }
  .hero-radial-text .eyebrow { font-size: 0.7rem; color: var(--gold-soft); margin-bottom: 0.5rem; }
  .hero-radial-text h1 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    line-height: 1.3;
    color: var(--ink);
    margin: 0;
  }
  .hero-radial-text h1 em { font-style: italic; color: var(--gold-soft);
    color: var(--gold-deep);
  }

  /* ---------- Botão fixo do WhatsApp (global, visível em toda a página) ---------- */
  .whatsapp-fab {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 60;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: #25D366;
    color: #ffffff;
    text-decoration: none;
    border: 0;
    font: inherit;
    cursor: pointer;
    padding: 0.85rem 1.3rem 0.85rem 0.85rem;
    border-radius: 999px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .whatsapp-fab:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
  .whatsapp-fab:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(0,0,0,0.4); }
  .whatsapp-fab-icon { width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
  .whatsapp-fab-icon svg { width: 100%; height: 100%; fill: #ffffff; }
  .whatsapp-fab-label { font-size: 0.85rem; font-weight: 700; white-space: nowrap; }

  /* ============ SECTION HEADERS ============ */
  section {
    min-height: 100vh;
    box-sizing: border-box;
    padding: 5.5rem var(--section-inset);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .section-head { max-width: 820px; margin: 0 0 3rem; }
  .section-head h2 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin: 0 0 0.8rem;
    line-height: 1.2;
    color: var(--ink);
  }
  /* seções com fundo escuro (marcadas com .slide-dark) precisam do título em branco para manter contraste */
  .slide-dark .section-head h2 { color: var(--paper); }
  .section-head p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--ink-2);
    margin: 0;
  }
  .slide-dark .section-head p { color: var(--paper-2); }

  .sobre-section {
    box-sizing: border-box;
  }

  /* ============ SERVIÇOS ============ */
  .servicos > .wrap { position: relative; z-index: 1; }
  .serv-intro {
    font-size: 1.02rem;
    line-height: 1.7;
    color: var(--paper-2);
    max-width: 78ch;
    margin: -1.5rem 0 3rem;
  }
  .serv-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3px;
    background: rgba(255,254,251,0.15);
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(19,14,1,0.08);
  }
  /* raio aplicado direto nos itens de canto, já que o grid não recorta mais o overflow (permite o hover crescer sem cortar) */
  .serv-grid .serv-item:nth-child(1) { border-top-left-radius: 14px; }
  .serv-grid .serv-item:nth-child(4) { border-top-right-radius: 14px; }
  .serv-grid .serv-item:nth-child(9) { border-bottom-left-radius: 14px; }
  .serv-grid .serv-item:nth-child(12) { border-bottom-right-radius: 14px; }
  .serv-item {
    position: relative;
    background: var(--ink);
    padding: 1.6rem 1.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    min-height: 130px;
  }
  .serv-item.filler {
    background: var(--ink);
  }
  .serv-item .ic {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--gold-grad);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
  }
  .serv-item .ic svg { width: 20px; height: 20px; }
  .serv-item span { font-size: 0.92rem; font-weight: 600; line-height: 1.3; color: var(--paper); }

  /* ============ DIFERENCIAL ============ */
  .diferencial {
    position: relative;
    background-color: var(--paper);
    color: var(--ink);
  }
  .diferencial > .wrap { position: relative; z-index: 1; }
  .pilares {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
  }
  .pilar {
    border-top: 1px solid rgba(19,14,1,0.2);
    padding-top: 1.4rem;
    cursor: pointer;
    will-change: transform;
  }
  .pilar .n {
    font-family: var(--serif);
    font-size: 1.6rem;
    color: var(--gold-deep);
    display: block;
    margin-bottom: 0.6rem;
  }
  .pilar h4 { margin: 0 0 0.4rem; font-size: 1rem; }
  .pilar p { margin: 0; font-size: 0.85rem; color: var(--paper-2); line-height: 1.5;
    color: var(--ink-2);
  }

  /* ============ PARA QUEM É ============ */
  .publico-section {
    min-height: 50vh;
    padding: 0;
    display: block;
  }
  .publico {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 50vh;
  }
  .publico-col {
    padding: 4.5rem 4vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
  }
  .publico-col.b2b {background: var(--paper);padding-left: var(--section-inset);}
  .publico-col.b2c { background: var(--paper-2); padding-right: var(--section-inset); }
  .publico-col .tag {
    position: relative;
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink);
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    margin-bottom: 1.2rem;
    overflow: hidden;
  }
  .publico-col .tag-fill {
    position: absolute;
    inset: 0;
    background: var(--gold-grad);
    border-radius: inherit;
    transform: scaleX(0);
    transform-origin: left center;
    z-index: 0;
  }
  .publico-col .tag-label {
    position: relative;
    z-index: 1;
  }
  .publico-col h3 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: 1.5rem;
    margin: 0 0 0.9rem;
    line-height: 1.3;
  }
  .publico-col p { font-size: 0.98rem; line-height: 1.65; color: var(--ink-2); margin: 0; }

  /* ============ PARCEIROS ============ */
  /* ============ PARCEIROS ============ */
  .parceiros { min-height: 50vh; }
  .parceiros-wrap { text-align: center; max-width: none; padding: 0; }
  /* Texto de abertura da seção: largura maior + corpo menor para caber em ~5 linhas no desktop */
  .parceiros-lead {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.1rem, 1.75vw, 1.6rem);
    line-height: 1.4;
    max-width: 1300px;
    margin: 0 auto;
    text-wrap: balance;
  }
  .marquee {
    margin-top: 3rem;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  }
  .marquee-track {
    display: flex;
    align-items: center;
    gap: 6.5rem;
    width: max-content;
    animation: scroll 34s linear infinite;
  }
  @keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  .marquee-item {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    white-space: nowrap;
  }
  .marquee-item img {
    height: 100%;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    opacity: 0.75;
    filter: grayscale(1);
    transition: opacity 0.25s ease, filter 0.25s ease;
  }
  .marquee-item img:hover {
    opacity: 1;
    filter: grayscale(0);
  }
  .regioes {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
  }
  .regiao-chip {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gold-deep);
    border: 1px solid rgba(138,106,31,0.55);
    border-radius: 999px;
    padding: 0.5rem 1.1rem;
  }

  /* ============ PROJETOS (galeria em pirâmide) ============ */
  .projetos {
    position: relative;
    background-color: var(--ink);
    background-size: cover;
    background-position: center;
    color: var(--paper);
    padding: 6rem var(--section-inset);
    overflow: hidden;
  }
  .projetos::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(19,14,1,0.88), rgba(19,14,1,0.94));
    z-index: 0;
  }
  .projetos > .wrap { position: relative; z-index: 1; }
  .projetos .section-head h2 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    margin: 0 0 0.8rem;
  }
  .projetos .section-head p { color: var(--paper-2); max-width: 60ch; margin: 0 auto; }

  .proj-purpose {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 3rem;
  }
  .proj-purpose-text {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.25rem, 2vw, 1.6rem);
    line-height: 1.55;
    color: var(--paper);
    margin: 0 0 0.8rem;
  }
  .proj-purpose-emphasis {
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(1.25rem, 2vw, 1.6rem);
    color: var(--gold-soft);
    margin: 0;
  }

  .proj-cta { text-align: center; }
  
.vd-dots[hidden] { display: none; }
.vd-dot:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

  /* Lado a lado: os dois cards têm a mesma altura (a do card de vídeos, cuja altura vem do embed do Instagram);
     o slider de fotos preenche o espaço que sobrar. */
  

  /* ---- Slider de vídeos (2 por vez; 1 por vez no celular) ---- */
  .vd-track {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .vd-track::-webkit-scrollbar { display: none; }
  .vd-track { transition: opacity 0.22s ease; }
  .vd-track.is-wrapping { opacity: 0; } /* fade usado na volta do último vídeo ao primeiro (e vice-versa) */
  @media (prefers-reduced-motion: reduce) { .vd-track { transition: none; } }
  .vd-item { flex: 0 0 calc((100% - 1rem) / 2); min-width: 0; scroll-snap-align: start; }
  .vd-frame {
    position: relative;
    aspect-ratio: 9 / 16.8; /* valor de partida, próximo da altura real do embed; o JS ajusta com a medida do Instagram */
    border-radius: 12px;
    overflow: hidden;
    background: var(--ink-2);
    border: 1px solid rgba(255,254,251,0.14);
  }
  .vd-frame::before {
    content: 'Carregando vídeo…';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: rgba(255,254,251,0.6);
  }
  .vd-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: transparent; }
  .vd-link {
    display: block;
    margin-top: 0.6rem;
    text-align: center;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gold-soft);
    text-decoration: none;
  }
  .vd-link:hover { color: var(--paper); text-decoration: underline; }
  .vd-dots { display: flex; justify-content: center; gap: 0.6rem; margin-top: 1rem; }
  .vd-dot {
    position: relative;
    width: 8px;
    height: 8px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(255,254,251,0.3);
    cursor: pointer;
    transition: width 0.25s ease, background 0.25s ease;
  }
  .vd-dot::after { content: ''; position: absolute; inset: -10px; } /* área de toque maior */
  .vd-dot[aria-current="true"] { width: 22px; background: var(--gold-grad); }

  
  @media (max-width: 760px) {
    .vd-item { flex-basis: 100%; }
  }

  /* ============ CONTATO: FORMULÁRIO OFF-CANVAS (abre de baixo para cima) ============ */
  .contact-backdrop {
    position: fixed;
    inset: 0;
    z-index: 110; /* acima do botão flutuante (60) e do menu lateral (95); abaixo do lightbox (200) */
    background: rgba(19,14,1,0.62);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0s linear 0.4s;
  }
  .contact-backdrop.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }

  .contact-drawer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 111;
    width: min(760px, 100%);
    margin: 0 auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    max-height: 92vh;
    max-height: 92dvh;
    background: var(--ink);
    color: var(--paper);
    border-radius: 22px 22px 0 0;
    box-shadow: 0 -18px 60px rgba(0,0,0,0.5);
    transform: translateY(100%); /* fechado: escondido abaixo da tela */
    visibility: hidden;
    transition: transform 0.5s cubic-bezier(0.22, 0.8, 0.24, 1), visibility 0s linear 0.5s;
    outline: none;
  }
  .contact-drawer.is-open { transform: translateY(0); visibility: visible; transition-delay: 0s; }
  /* alça visual no topo, indicando que é um painel que desce */
  .contact-drawer::before {
    content: "";
    position: absolute;
    top: 0.7rem;
    left: 50%;
    width: 44px;
    height: 4px;
    margin-left: -22px;
    border-radius: 999px;
    background: rgba(255,254,251,0.28);
  }
  .contact-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 2;
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(255,254,251,0.35);
    background: transparent;
    color: var(--paper);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
  }
  .contact-close svg { width: 18px; height: 18px; }
  .contact-close:hover { background: rgba(255,254,251,0.14); border-color: var(--paper); }
  .contact-close:focus-visible,
  .contact-drawer .field input:focus-visible,
  .contact-drawer .field select:focus-visible,
  .contact-drawer .field textarea:focus-visible,
  .contact-drawer .submit-btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
  .contact-scroll {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 2.6rem 2rem calc(2rem + env(safe-area-inset-bottom, 0px));
  }
  /* dentro do painel o cabeçalho fica mais compacto para o formulário caber sem rolar em telas maiores */
  .contact-drawer .form-head { margin-bottom: 1.6rem; }
  .contact-drawer .form-head h2 { font-size: 1.7rem; }

  @media (max-width: 900px) {
    .contact-drawer { width: 100%; border-radius: 18px 18px 0 0; }
    .contact-scroll { padding: 2.4rem 1rem calc(1.4rem + env(safe-area-inset-bottom, 0px)); }
  }
  @media (prefers-reduced-motion: reduce) {
    .contact-drawer, .contact-backdrop { transition-duration: 0.01s; }
  }

  /* ============ LIGHTBOX ============ */
  .lightbox {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(19,14,1,0.93);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .lightbox.active { opacity: 1; visibility: visible; }
  .lightbox-content {
    max-width: 88vw;
    max-height: 86vh;
    transform: scale(0.94);
    transition: transform 0.3s ease;
  }
  .lightbox.active .lightbox-content { transform: scale(1); }
  .lightbox-img {
    display: block;
    max-width: 88vw;
    max-height: 86vh;
    width: auto;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.55);
  }
  .lightbox-btn {
    position: fixed;
    z-index: 201;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,254,251,0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,254,251,0.35);
    color: var(--paper);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
  }
  .lightbox-btn:hover { background: rgba(255,254,251,0.25); transform: scale(1.06); }
  .lightbox-btn svg { width: 20px; height: 20px; }
  .lightbox-close { top: 1.5rem; right: 1.5rem; }
  .lightbox-prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
  .lightbox-next { right: 1.5rem; top: 50%; transform: translateY(-50%); }
  .lightbox-prev:hover, .lightbox-next:hover { transform: translateY(-50%) scale(1.06); }

  @media (max-width: 640px) {
    .lightbox-btn { width: 40px; height: 40px; }
    .lightbox-close { top: 1rem; right: 1rem; }
    .lightbox-prev { left: 0.6rem; }
    .lightbox-next { right: 0.6rem; }
  }

  

  /* ============ FOOTER / FORM ============ */
  footer.rodape {
    box-sizing: border-box;
    background: var(--paper);
    color: var(--ink);
    padding: 5.5rem var(--section-inset) 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .form-wrap {
    max-width: 640px;
    margin: 0 auto;
  }
  .form-head { text-align: center; margin-bottom: 2.5rem; }
  .form-head .logo-mark { width: 30px; height: auto; color: var(--gold-soft); margin: 0 auto 1.2rem; }
  .form-head h2 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: 2rem;
    margin: 0 0 0.6rem;
  }
  .form-head p { color: var(--paper-2); font-size: 0.95rem; margin: 0; }

  .brainstorm-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    background: var(--ink-2);
    padding: 2rem;
    border-radius: 14px;
  }
  .field { display: flex; flex-direction: column; gap: 0.4rem; }
  .field.full { grid-column: 1 / -1; }
  .field label { font-size: 0.8rem; color: var(--paper-2); }
  .field input, .field select, .field textarea {
    background: var(--paper);
    border: none;
    border-radius: 8px;
    padding: 0.75rem 0.9rem;
    font-size: 0.92rem;
    font-family: var(--sans);
    color: var(--ink);
  }
  .field textarea { resize: vertical; min-height: 80px; }
  .submit-btn {
    grid-column: 1 / -1;
    background: var(--gold-grad);
    color: var(--ink);
    border: 1px solid rgba(255,244,200,0.7);
    border-radius: 999px;
    padding: 1rem;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 0.4rem;
    transition: background 0.2s ease;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.45), 0 6px 18px rgba(138,106,31,0.30);
  }
  .submit-btn:hover { background: var(--gold-grad-hover); }
  .form-note {
    text-align: center;
    font-size: 0.82rem;
    color: var(--paper-2);
    margin-top: 1.2rem;
  }

  .footer-tagline {
    text-align: center;
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(1.1rem, 1.8vw, 1.4rem);
    line-height: 1.6;
    color: var(--ink);
  }
  .footer-tagline em {
    font-style: italic;
    color: var(--gold-deep);
  }

  .footer-bottom {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(19,14,1,0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--ink-2);
    flex-wrap: wrap;
    gap: 1rem;
  }
  .footer-bottom .brand { color: var(--ink); }

  /* ============ RESPONSIVE ============ */
  @media (max-width: 900px) {
    .hero { grid-template-columns: 1fr; padding-top: 3rem; }
    .hero-frame { max-width: 340px; margin: 0 auto; }

    /* Hero no mobile: logo dourado em cima e título embaixo, ambos centralizados */
    .hero-radial-section { padding-top: 5rem; }
    .hero-radial-section .hero-radial-diagram { width: 100%; margin-bottom: 1.6rem; }
    .hero-radial-section .orbit-center { width: 200px; }
    .hero-brand { --brand-size: clamp(13px, 4.6vw, 20px); margin-top: 1.4rem; }
    .hero-radial-text { text-align: center; }
    .whatsapp-fab-label { display: none; }
    .whatsapp-fab { padding: 0.85rem; }
    .serv-grid { grid-template-columns: repeat(2, 1fr); }
    /* em 2 colunas os cantos mudam de posição */
    .serv-grid .serv-item:nth-child(1) { border-top-left-radius: 14px; border-top-right-radius: 0; }
    .serv-grid .serv-item:nth-child(2) { border-top-right-radius: 14px; }
    .serv-grid .serv-item:nth-child(4) { border-top-right-radius: 0; }
    .serv-grid .serv-item:nth-child(9) { border-bottom-left-radius: 0; }
    .serv-grid .serv-item:nth-child(11) { border-bottom-left-radius: 14px; }
    .serv-grid .serv-item:nth-child(12) { border-bottom-right-radius: 14px; }
    .pilares { grid-template-columns: repeat(2, 1fr); }
    .publico { grid-template-columns: 1fr; }
    .brainstorm-form { grid-template-columns: 1fr; padding: 1.3rem; }
    section { padding: 3.5rem var(--section-inset); }
  }


/* ============ HEADER: frase em texto ============ */
.brand-text {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  white-space: nowrap;
  color: var(--ink);
}
@media (max-width: 700px) {
  .brand-text { font-size: 0.56rem; letter-spacing: 0.1em; white-space: normal; line-height: 1.4; max-width: 13em; }
  .brand .logo-mark { width: 22px; flex-shrink: 0; }
}

/* ============ TEXTURA DOS BOTÕES DOURADOS (leve ruído) ============ */
.btn-primary::before,
.submit-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--noise);
  background-size: 140px 140px;
  opacity: 0.10;
  mix-blend-mode: multiply;
  pointer-events: none;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.55), 0 10px 24px rgba(138,106,31,0.38); }
.btn-primary:focus-visible, .submit-btn:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; }

/* ============ RENDER EM DESTAQUE (faixa logo abaixo do hero) ============ */
.destaque {
  min-height: 0;
  display: block;
  background: var(--paper);
  padding: 2.5rem 0 4.5rem;
}
.destaque .gal-inner { padding: 0 var(--section-inset); }
.destaque .gal--wide .gal-item { flex-basis: min(78%, 980px); aspect-ratio: 16 / 9; }
.destaque .gal--wide .gal-item img { object-position: center top; } /* mantém o logo Rinaldo (canto superior esquerdo) visível */

/* ============ SOBRE (texto + serviço, sem cards) ============ */
.sobre-section { background: var(--paper); position: relative; }
.sobre-section::before {
  content: "";
  position: absolute;
  top: 0; left: var(--section-inset); right: var(--section-inset);
  height: 1px;
  background: var(--gold-line);
}
.sobre-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  width: 100%;
}
.sobre-copy p {
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--ink-2);
  margin: 0 0 1.1rem;
  max-width: 62ch;
}
.sobre-grid .section-head { margin-bottom: 1.6rem; }
.servico {
  position: relative;
  padding: 0.4rem 0 0.4rem 2.2rem;
}
.servico::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #A97C26, #F3DC8A 50%, #BE8F36);
}
.servico h3 {
  margin: 0 0 1.4rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  line-height: 1.2;
  color: var(--gold-deep);
  background: linear-gradient(135deg, #7A5B18 0%, #B8893A 50%, #7A5B18 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.servico-lista {
  list-style: none;
  margin: 0 0 1.8rem;
  padding: 0;
  background: var(--gold-line) top / 100% 1px no-repeat;
}
.servico-lista li {
  position: relative;
  padding: 1rem 0 1rem 1.5rem;
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--ink);
  background: var(--gold-line) bottom / 100% 1px no-repeat;
}
.servico-lista li::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 7px; height: 7px;
  margin-top: -3.5px;
  transform: rotate(45deg);
  background: var(--gold-grad);
}
.servico-rodape { display: flex; align-items: center; gap: 1.4rem 2rem; flex-wrap: wrap; }
.servico-valor { font-family: var(--serif); font-size: 1.4rem; color: var(--ink); }
@media (max-width: 900px) {
  .sobre-grid { grid-template-columns: minmax(0, 1fr); }
  .sobre-section::before { left: var(--section-inset); right: var(--section-inset); }
}

/* ============ SERVIÇOS: seção escura com foto ============ */
.servicos {
  position: relative;
  background-color: var(--ink);
  background-image: url('assets/images/sobre.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.servicos::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(19,14,1,0.90), rgba(19,14,1,0.96));
  z-index: 0;
}

/* ============ PARCEIROS: tag de função em cada logo ============ */
.marquee-track { align-items: flex-start; }
.marquee-item { flex-direction: column; height: auto; gap: 0.7rem; }
.marquee-item img { height: 48px; width: auto; }
.partner-tags { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; }
.partner-tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink-2);
  border: 1px solid rgba(138,106,31,0.5);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
}
.partner-tag--sub {
  font-size: 0.58rem;
  font-weight: 500;
  border: 0;
  padding: 0;
  color: var(--gold-deep);
}

/* ============ GALERIAS (sliders) ============ */
.projetos { background-color: var(--ink); background-image: url('assets/images/cta-bg.jpg'); }
.gal-stack { display: grid; gap: 3.5rem; margin: 3.5rem 0 3.5rem; }
.gal { min-width: 0; }
.gal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 1rem;
}
.gal-head h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  color: var(--paper);
}
.gal-ctrls { display: flex; align-items: center; gap: 0.5rem; }
.gal-ctrls[hidden], .vd-dots[hidden] { display: none; }
.gal-arrow {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 40px;
  height: 40px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(201,162,74,0.75);
  background: transparent;
  color: var(--gold-soft);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}
.gal-arrow svg { width: 18px; height: 18px; }
.gal-arrow:hover:not(:disabled) { background: var(--gold-grad); color: var(--ink); border-color: rgba(255,244,200,0.7); }
.gal-arrow:disabled { opacity: 0.3; cursor: default; }
.gal-arrow:focus-visible, .gal-item:focus-visible, .vd-dot:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.gal-track {
  display: flex;
  gap: 0.9rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}
.gal-track::-webkit-scrollbar { display: none; }
.gal-track.is-dragging { cursor: grabbing; scroll-snap-type: none; }
.gal-item {
  flex: 0 0 calc((100% - 3 * 0.9rem) / 4);
  aspect-ratio: 4 / 3;
  position: relative;
  padding: 0;
  border: 0;
  border-radius: 10px;
  overflow: hidden;
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px rgba(255,254,251,0.14);
  scroll-snap-align: start;
  cursor: zoom-in;
}
.gal-track.is-dragging .gal-item { cursor: grabbing; }
.gal-item img { width: 100%; height: 100%; object-fit: cover; display: block; -webkit-user-drag: none; pointer-events: none; }

/* variação clara (faixa em destaque, abaixo do hero) */
.gal--light .gal-head h3 { color: var(--ink); }
.gal--light .gal-arrow { border-color: rgba(138,106,31,0.7); color: var(--gold-deep); }
.gal--light .gal-item { background: var(--paper-2); box-shadow: inset 0 0 0 1px rgba(19,14,1,0.08); }

@media (max-width: 1000px) { .gal-item { flex-basis: calc((100% - 0.9rem) / 2); } }
@media (max-width: 560px)  { .gal-item { flex-basis: 82%; } .destaque .gal--wide .gal-item { flex-basis: 88%; aspect-ratio: 4 / 3; } .destaque { padding-bottom: 3rem; } }

/* ============ VÍDEOS DAS OBRAS ============ */
.gal-videos { max-width: 780px; margin: 0 auto; width: 100%; }

/* ============ AJUSTES FINAIS ============ */
/* título do hero sobre fundo claro (esta regra vem depois da que só define o grid-area) */
.hero-brand { color: var(--ink); filter: none; }
/* a sombra do menu lateral só aparece com ele aberto (senão vaza na borda direita da página clara) */
.offcanvas-menu { box-shadow: none; }
.offcanvas-menu.is-open { box-shadow: -20px 0 60px rgba(0,0,0,0.35); }

/* ============ LARGURA PADRÃO DO CONTEÚDO ============ */
/* Desktop: conteúdo com 70vw (15vw de margem de cada lado). Celular: margem de 12vw, a mesma da seção Serviços. */
@media (max-width: 900px) {
  :root { --section-inset: 12vw; }
  .publico-col.b2b, .publico-col.b2c { padding-left: var(--section-inset); padding-right: var(--section-inset); }
}

/* ============ RENDER EM DESTAQUE: logo do parceiro + subtítulo ============ */
.gal-title { display: flex; flex-direction: column; align-items: flex-start; gap: 0.5rem; }
.gal-partner-logo { display: block; height: clamp(34px, 4.4vw, 56px); width: auto; max-width: 100%; }
.gal-sub {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
}
.destaque .gal-head { align-items: flex-end; }