:root {
    --noite: #061510;
    --indigo: #102c23;
    --roxo: #164c39;
    --magenta: #299c6d;
    --rosa: #73deb0;
    --laranja: #16875d;
    --ouro: #a5e8c6;
    --creme: #edf7f2;
    --papel: #edf2ef;
    --tinta: #142b23;
    --suave: #52685f;
    --ar: #7cdec6;
    --linha: rgba(20, 43, 35, 0.14);
    --linha-clara: rgba(237, 247, 242, 0.16);
    --titulo: "Anton", "Arial Narrow", Impact, sans-serif;
    --texto: "DM Sans", "Segoe UI", Roboto, Arial, sans-serif;
    --mono: "DM Mono", "SF Mono", Menlo, Consolas, monospace;
    --serifa: "Fraunces", Georgia, serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: var(--texto);
    color: var(--tinta);
    background: var(--papel);
    line-height: 1.65;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
  }

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

  .container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 22px;
  }

  .definicoes-svg { position: absolute; width: 0; height: 0; overflow: hidden; }

  /* ---------- Logo ---------- */
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--creme);
  }

  .logo svg { width: 46px; height: 46px; flex: none; }

  .logo-nome {
    font-family: var(--titulo);
    font-size: 1.45rem;
    line-height: 1;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    white-space: nowrap;
  }

  .logo-nome em {
    font-family: var(--serifa);
    font-style: italic;
    font-weight: 600;
    text-transform: lowercase;
    color: var(--ouro);
    letter-spacing: 0;
    padding: 0 1px;
  }

  .logo-nome small {
    display: block;
    font-family: var(--mono);
    font-size: 0.56rem;
    letter-spacing: 3.4px;
    color: rgba(237, 247, 242, 0.65);
    margin-top: 5px;
  }

  /* ---------- Topo ---------- */
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 30;
    transition: background 0.3s ease, box-shadow 0.3s ease;
  }

  header.rolou {
    background: rgba(6, 21, 16, 0.86);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--linha-clara);
  }

  .topo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  nav ul { list-style: none; display: flex; gap: 26px; }

  nav a {
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    text-decoration: none;
    color: rgba(237, 247, 242, 0.75);
  }

  nav a:hover { color: var(--ouro); }

  /* ---------- Botões ---------- */
  .botao {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(180deg, #c9eedc 0%, var(--ouro) 55%, #62c598 100%);
    color: var(--tinta);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    text-decoration: none;
    padding: 16px 28px;
    border-radius: 14px;
    box-shadow: 0 10px 30px -8px rgba(145, 220, 180, 0.7), inset 0 -3px 0 rgba(25, 90, 62, 0.35);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
  }

  .botao::after { content: "→"; font-size: 1.15em; transition: transform 0.18s ease; }
  .botao:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -8px rgba(145, 220, 180, 0.85), inset 0 -3px 0 rgba(25, 90, 62, 0.35); }
  .botao:hover::after { transform: translateX(4px); }

  .botao.pequeno { padding: 10px 16px; font-size: 0.78rem; border-radius: 10px; }
  .botao.grande { padding: 20px 36px; font-size: 1.05rem; }

  .botao-fantasma {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--creme);
    font-weight: 500;
    text-decoration: none;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(237, 247, 242, 0.4);
  }

  .botao-fantasma:hover { color: var(--ouro); border-color: var(--ouro); }

  /* ---------- Abertura ---------- */
  .abertura {
    position: relative;
    overflow: hidden;
    color: var(--creme);
    min-height: 100svh;
    padding: 130px 0 240px;
    background: linear-gradient(180deg, #040d09 0%, #061510 34%, #0b3425 60%, #257554 82%, #258758 100%);
  }

  .estrelas {
    position: absolute;
    inset: 0 0 45% 0;
    background-image:
      radial-gradient(1.5px 1.5px at 12% 22%, #fff 50%, transparent 51%),
      radial-gradient(1px 1px at 27% 58%, #fff 50%, transparent 51%),
      radial-gradient(1.5px 1.5px at 44% 14%, #fff 50%, transparent 51%),
      radial-gradient(1px 1px at 58% 40%, #fff 50%, transparent 51%),
      radial-gradient(1.5px 1.5px at 71% 18%, #fff 50%, transparent 51%),
      radial-gradient(1px 1px at 83% 52%, #fff 50%, transparent 51%),
      radial-gradient(1.5px 1.5px at 93% 28%, #fff 50%, transparent 51%),
      radial-gradient(1px 1px at 36% 80%, #fff 50%, transparent 51%);
    opacity: 0.55;
    -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent);
    mask-image: linear-gradient(180deg, #000 30%, transparent);
  }

  .fumaca {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    filter: blur(22px);
    opacity: 0.5;
  }

  .fumaca path { fill: none; stroke: var(--rosa); stroke-width: 34; stroke-linecap: round; }

  .abertura-grade {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .abertura-texto { grid-column: 1; grid-row: 1; }

  .heroi {
    position: relative;
    grid-column: 2;
    grid-row: 1;
    margin: 0 -9% 0 -7%;
  }

  .lua {
    position: absolute;
    left: 15%;
    top: -9%;
    width: 60%;
    aspect-ratio: 1;
    border-radius: 50%;
    background:
      radial-gradient(circle at 30% 62%, rgba(150, 184, 167, 0.5) 0 7%, transparent 8%),
      radial-gradient(circle at 62% 30%, rgba(150, 184, 167, 0.45) 0 10%, transparent 11%),
      radial-gradient(circle at 70% 70%, rgba(150, 184, 167, 0.4) 0 5%, transparent 6%),
      radial-gradient(circle at 38% 32%, #ffffff 0%, #e3f0e9 42%, #afc9bd 100%);
    box-shadow: 0 0 130px 36px rgba(115, 222, 176, 0.45);
  }

  .heroi img {
    position: relative;
    display: block;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 34px 34px rgba(0, 0, 0, 0.6));
    animation: planar 7s ease-in-out infinite;
  }

  /* Aviões vermelhos espalhados pela página */
  .aviao-solto {
    position: absolute;
    z-index: 0;
    left: var(--x, auto);
    right: var(--dir, auto);
    top: var(--y, auto);
    bottom: var(--base, auto);
    width: var(--w, 130px);
    transform: scaleX(var(--espelho, 1)) rotate(var(--giro, -6deg));
    pointer-events: none;
    animation: planar 6s ease-in-out infinite;
  }

  .abertura .aviao-solto { z-index: 1; }

  @keyframes planar {
    0%, 100% { translate: 0 0; }
    50% { translate: 0 -10px; }
  }

  section > .container { position: relative; z-index: 1; }

  .heroi figcaption {
    position: absolute;
    left: 9%;
    bottom: -4%;
    background: var(--laranja);
    color: #fff;
    font-size: 0.86rem;
    line-height: 1.35;
    padding: 9px 18px;
    border-radius: 999px;
    box-shadow: 0 12px 26px -8px rgba(22, 135, 93, 0.8);
  }

  .planador-heroi {
    position: absolute;
    right: 6%;
    top: -16%;
    width: 40%;
    color: var(--creme);
    transform: rotate(-12deg);
    filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.55));
    animation: flutuar 7s ease-in-out infinite;
  }

  @keyframes flutuar {
    0%, 100% { transform: rotate(-12deg) translateY(0); }
    50% { transform: rotate(-9deg) translateY(-12px); }
  }

  .montanhas {
    position: absolute;
    left: 50%;
    bottom: 0;
    width: max(100%, 1000px);
    height: clamp(200px, 34vh, 320px);
    transform: translateX(-50%);
  }

  .montanhas g { transform: translateY(calc(var(--rolagem, 0) * var(--taxa, 0) * 1px)); }

  .abertura .container { position: relative; z-index: 2; }

  .abertura-texto { max-width: 600px; }

  .abertura .aviso-idade {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: var(--creme);
    background: rgba(6, 21, 16, 0.55);
    border: 1px solid rgba(165, 232, 198, 0.55);
    border-radius: 999px;
    padding: 5px 16px 5px 5px;
    margin-bottom: 20px;
    max-width: none;
  }

  .aviso-idade b {
    font-family: var(--texto);
    font-size: 0.78rem;
    letter-spacing: 0;
    background: var(--ouro);
    color: var(--tinta);
    border-radius: 999px;
    padding: 3px 9px;
  }

  .sobrelinha {
    display: block;
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--ouro);
    margin-bottom: 18px;
  }

  h1 { font-weight: 400; margin-bottom: 22px; }

  .h1-marca {
    display: block;
    font-family: var(--titulo);
    font-size: clamp(4.2rem, 9.4vw, 8rem);
    line-height: 0.92;
    letter-spacing: 1px;
    text-transform: uppercase;
    white-space: nowrap;
    text-shadow: 0 6px 40px rgba(6, 21, 16, 0.5);
  }

  .h1-marca em {
    font-family: var(--serifa);
    font-style: italic;
    font-weight: 400;
    text-transform: lowercase;
    color: var(--ouro);
    font-size: 0.82em;
    padding: 0 0.04em;
  }

  .h1-sub {
    display: block;
    font-family: var(--serifa);
    font-style: italic;
    font-size: clamp(1.35rem, 2.8vw, 2.1rem);
    line-height: 1.2;
    margin-top: 14px;
    color: var(--creme);
  }

  .abertura p {
    font-size: 1.1rem;
    color: rgba(237, 247, 242, 0.86);
    max-width: 520px;
    margin-bottom: 30px;
  }

  .acoes { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }

  .painel-bordo {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 26px;
    z-index: 3;
  }

  .instrumentos {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: rgba(6, 21, 16, 0.72);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid var(--linha-clara);
    border-radius: 18px;
    overflow: hidden;
  }

  .instrumentos li { padding: 16px 22px; border-left: 1px solid var(--linha-clara); }
  .instrumentos li:first-child { border-left: 0; }

  .instrumentos span {
    display: block;
    font-family: var(--mono);
    font-size: 0.64rem;
    letter-spacing: 2.2px;
    text-transform: uppercase;
    color: rgba(237, 247, 242, 0.6);
  }

  .instrumentos strong {
    font-family: var(--titulo);
    font-weight: 400;
    font-size: 1.7rem;
    line-height: 1.25;
    letter-spacing: 0.5px;
    color: var(--creme);
  }

  .instrumentos .sobe { color: var(--ouro); }
  .instrumentos small { font-family: var(--mono); font-size: 0.75rem; color: rgba(237, 247, 242, 0.7); margin-left: 4px; }

  /* ---------- Seções ---------- */
  section { padding: 96px 0; position: relative; }

  .marcador {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--magenta);
    margin-bottom: 16px;
  }

  .marcador::before { content: ""; width: 36px; height: 2px; background: currentColor; }

  h2 {
    font-family: var(--titulo);
    font-weight: 400;
    font-size: clamp(2.3rem, 5.4vw, 4.1rem);
    line-height: 1.02;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--tinta);
    margin-bottom: 18px;
  }

  h2 em {
    font-family: var(--serifa);
    font-style: italic;
    text-transform: none;
    color: var(--magenta);
    letter-spacing: 0;
  }

  .subtitulo { color: var(--suave); max-width: 640px; font-size: 1.08rem; margin-bottom: 44px; }

  .escura { background: var(--noite); color: var(--creme); }
  .escura h2 { color: var(--creme); }
  .escura h2 em { color: var(--ouro); }
  .escura .marcador { color: var(--ouro); }
  .escura .subtitulo { color: rgba(237, 247, 242, 0.72); }

  html.js .revelar { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
  html.js .revelar.visivel { opacity: 1; transform: none; }

  /* ---------- O que é ---------- */
  .oque-grade {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 56px;
    align-items: center;
  }

  .oque-grade p { margin-bottom: 16px; }

  .cartaz {
    position: relative;
    max-width: 540px;
    margin: 10px 0 38px;
    transform: rotate(-1.5deg);
  }

  .cartaz img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 22px;
    border: 2px solid var(--rosa);
    box-shadow: 0 0 0 6px rgba(115, 222, 176, 0.14), 0 24px 44px -16px rgba(41, 156, 109, 0.55), 0 30px 50px -24px rgba(20, 43, 35, 0.6);
  }

  .cartaz figcaption {
    position: absolute;
    left: 16px;
    bottom: -16px;
    background: var(--laranja);
    color: #fff;
    font-size: 0.84rem;
    line-height: 1.35;
    padding: 8px 16px;
    border-radius: 999px;
    box-shadow: 0 12px 26px -8px rgba(22, 135, 93, 0.8);
  }

  .citacao {
    font-family: var(--serifa);
    font-style: italic;
    font-size: clamp(1.3rem, 2.4vw, 1.7rem);
    line-height: 1.35;
    color: var(--tinta);
    border-left: 3px solid var(--laranja);
    padding: 4px 0 4px 22px;
    margin: 26px 0 0;
  }

  .planta {
    background-color: #153d2f;
    background-image:
      linear-gradient(rgba(237, 247, 242, 0.06) 1px, transparent 1px),
      linear-gradient(90deg, rgba(237, 247, 242, 0.06) 1px, transparent 1px);
    background-size: 24px 24px;
    border-radius: 24px;
    padding: 22px 22px 14px;
    color: var(--creme);
    box-shadow: 0 30px 60px -24px rgba(20, 43, 35, 0.6);
    transform: rotate(1.2deg);
  }

  .planta figcaption {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 2.4px;
    color: rgba(237, 247, 242, 0.6);
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 4px;
  }

  .planta text { font-family: var(--mono); font-size: 13px; fill: var(--creme); letter-spacing: 0.5px; }
  .planta .fraco { fill: rgba(237, 247, 242, 0.6); font-size: 12px; }
  .planta .destaque-ouro { fill: var(--ouro); }
  .planta .traco { fill: rgba(237, 247, 242, 0.07); stroke: var(--creme); stroke-width: 1.6; stroke-linejoin: round; }
  .planta .cota { fill: none; stroke: rgba(237, 247, 242, 0.55); stroke-width: 1; }
  .planta .cota-ouro { fill: none; stroke: var(--ouro); stroke-width: 1; }

  .tipos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 64px;
  }

  .tipo {
    position: relative;
    background: var(--branco, #fff);
    border: 1px solid var(--linha);
    border-radius: 20px;
    padding: 28px 28px 28px 92px;
  }

  .tipo b {
    position: absolute;
    left: 26px;
    top: 26px;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-family: var(--titulo);
    font-weight: 400;
    font-size: 1.2rem;
    background: var(--tinta);
    color: var(--ouro);
  }

  .tipo h3 { font-family: var(--titulo); font-weight: 400; font-size: 1.5rem; letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 6px; }
  .tipo p { color: var(--suave); font-size: 0.98rem; }

  /* ---------- Falas do Comandante ---------- */
  .fala {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    max-width: 780px;
    margin-top: 40px;
  }

  .fala-rosto {
    flex: none;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    overflow: hidden;
    background: #000;
    border: 2px solid var(--rosa);
    box-shadow: 0 0 0 5px rgba(115, 222, 176, 0.16);
  }

  .fala-rosto img { display: block; width: 100%; height: 100%; object-fit: cover; }

  .fala p {
    background: #fff;
    border: 1px solid var(--linha);
    border-radius: 4px 18px 18px 18px;
    padding: 14px 20px 16px;
    font-size: 0.98rem;
    color: var(--tinta);
    margin: 0;
    max-width: none;
  }

  .fala p b {
    display: block;
    font-family: var(--mono);
    font-weight: 500;
    font-size: 0.68rem;
    letter-spacing: 2.2px;
    text-transform: uppercase;
    color: var(--magenta);
    margin-bottom: 4px;
  }

  .escura .fala p, .ebook-cartao .fala p {
    background: rgba(237, 247, 242, 0.06);
    border-color: var(--linha-clara);
    color: rgba(237, 247, 242, 0.9);
  }

  .escura .fala p b, .ebook-cartao .fala p b { color: var(--rosa); }
  .ebook-cartao .fala { margin-top: 28px; }

  /* ---------- Faixa de números ---------- */
  .faixa {
    padding: 0;
    background: linear-gradient(100deg, #28734f 0%, var(--laranja) 100%);
    color: var(--creme);
  }

  .numeros {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .numeros li { padding: 44px 28px; border-left: 1px solid rgba(237, 247, 242, 0.25); }
  .numeros li:first-child { border-left: 0; padding-left: 0; }

  .numeros strong {
    display: block;
    font-family: var(--titulo);
    font-weight: 400;
    font-size: clamp(2.8rem, 6vw, 4.6rem);
    line-height: 1;
    letter-spacing: 0.5px;
    text-transform: uppercase;
  }

  .numeros span { display: block; margin-top: 10px; font-size: 0.98rem; font-weight: 500; max-width: 300px; }

  /* ---------- Como funciona ---------- */
  .funciona-grade {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 40px;
    align-items: start;
  }

  .abas { display: flex; flex-direction: column; gap: 10px; }

  .aba {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 14px;
    align-items: center;
    text-align: left;
    font: inherit;
    color: var(--creme);
    background: rgba(237, 247, 242, 0.04);
    border: 1px solid var(--linha-clara);
    border-radius: 16px;
    padding: 16px 18px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  }

  .aba:hover { background: rgba(237, 247, 242, 0.08); }

  .aba i {
    grid-row: span 2;
    font-style: normal;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: rgba(237, 247, 242, 0.5);
  }

  .aba strong { font-family: var(--titulo); font-weight: 400; font-size: 1.35rem; letter-spacing: 0.6px; text-transform: uppercase; line-height: 1.2; }
  .aba span { font-size: 0.88rem; color: rgba(237, 247, 242, 0.62); }

  .aba[aria-selected="true"] {
    background: linear-gradient(100deg, rgba(41, 156, 109, 0.45), rgba(22, 135, 93, 0.35));
    border-color: var(--ouro);
    transform: translateX(6px);
  }

  .aba[aria-selected="true"] i { color: var(--ouro); }
  .aba:focus-visible, .razoes button:focus-visible { outline: 2px solid var(--ouro); outline-offset: 3px; }

  .vario {
    margin-top: 26px;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 16px 18px;
    border: 1px solid var(--linha-clara);
    border-radius: 16px;
  }

  .vario svg { width: 124px; flex: none; }
  .vario text { font-family: var(--mono); fill: rgba(237, 247, 242, 0.75); font-size: 13px; }
  .vario .ponteiro { transform-origin: 100px 100px; transition: transform 0.9s cubic-bezier(0.3, 1.6, 0.5, 1); }
  .vario p { font-size: 0.88rem; color: rgba(237, 247, 242, 0.7); line-height: 1.5; }
  .vario p b { display: block; font-family: var(--titulo); font-weight: 400; font-size: 1.9rem; color: var(--ouro); letter-spacing: 0.5px; line-height: 1.1; }
  .vario p i { display: block; font-style: normal; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 2.2px; color: rgba(237, 247, 242, 0.55); }

  .painel {
    border: 1px solid var(--linha-clara);
    border-radius: 24px;
    overflow: hidden;
    background: var(--indigo);
  }

  .painel + .painel { margin-top: 24px; }
  .painel[hidden] { display: none; }
  .painel svg { width: 100%; }

  .painel-texto { padding: 26px 30px 30px; }
  .painel-texto h3 { font-family: var(--titulo); font-weight: 400; font-size: 1.9rem; letter-spacing: 0.6px; text-transform: uppercase; margin-bottom: 8px; }
  .painel-texto p { color: rgba(237, 247, 242, 0.8); }
  .painel-texto p + p { margin-top: 10px; }

  .cena-rotulo { font-family: var(--mono); font-size: 18px; letter-spacing: 3px; fill: var(--creme); }
  .fluxo { fill: none; stroke: var(--ar); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 14 12; animation: fluir 1.4s linear infinite; }
  .fluxo.fraco { opacity: 0.5; }
  .subida { fill: none; stroke: var(--ouro); stroke-width: 4; stroke-linecap: round; stroke-dasharray: 12 14; animation: fluir 1.4s linear infinite; }
  .orbita { fill: none; stroke: var(--creme); stroke-width: 2; stroke-dasharray: 6 7; opacity: 0.8; }

  @keyframes fluir { to { stroke-dashoffset: -52; } }

  /* ---------- Simulador ---------- */
  .simulador {
    display: grid;
    grid-template-columns: 360px 1fr;
    background: #fff;
    border: 1px solid var(--linha);
    border-radius: 26px;
    overflow: hidden;
    box-shadow: 0 30px 60px -34px rgba(20, 43, 35, 0.45);
  }

  .controles { padding: 32px; border-right: 1px solid var(--linha); }

  .controles label, .controles .rotulo {
    display: block;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 2.4px;
    text-transform: uppercase;
    color: var(--suave);
    margin-bottom: 8px;
  }

  .leitura { font-family: var(--titulo); font-size: 2.6rem; line-height: 1; letter-spacing: 0.5px; margin-bottom: 12px; }
  .leitura small { font-family: var(--mono); font-size: 0.9rem; color: var(--suave); margin-left: 6px; }

  input[type="range"] { width: 100%; accent-color: var(--laranja); height: 28px; margin-bottom: 26px; cursor: pointer; }

  .razoes { display: grid; gap: 8px; }

  .razoes button {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font: inherit;
    font-size: 0.95rem;
    color: var(--tinta);
    background: var(--papel);
    border: 1px solid var(--linha);
    border-radius: 12px;
    padding: 12px 16px;
    cursor: pointer;
  }

  .razoes button b { font-family: var(--mono); font-weight: 500; }
  .razoes button[aria-pressed="true"] { background: var(--tinta); color: var(--creme); border-color: var(--tinta); }
  .razoes button[aria-pressed="true"] b { color: var(--ouro); }

  .resultado { padding: 32px; background: linear-gradient(180deg, #fff 0%, #e4eee8 100%); }
  .resultado .rotulo { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 2.4px; text-transform: uppercase; color: var(--suave); }

  .distancia { font-family: var(--titulo); font-size: clamp(4rem, 9vw, 6.4rem); line-height: 1; color: var(--magenta); letter-spacing: 1px; }
  .distancia small { font-size: 0.4em; color: var(--tinta); margin-left: 8px; }

  .resultado p { color: var(--suave); font-size: 0.98rem; max-width: 560px; margin: 6px 0 18px; }
  .resultado p b { color: var(--tinta); }

  .grafico text { font-family: var(--mono); font-size: 17px; fill: var(--suave); }

  /* ---------- Um voo completo ---------- */
  #voo { background: linear-gradient(180deg, var(--indigo) 0%, var(--noite) 100%); }

  .barograma-caixa {
    border: 1px solid var(--linha-clara);
    border-radius: 24px;
    background: rgba(237, 247, 242, 0.03);
    overflow-x: auto;
    margin-bottom: 26px;
  }

  .barograma { min-width: 640px; width: 100%; }
  .barograma text { font-family: var(--titulo); font-size: 20px; fill: var(--tinta); text-anchor: middle; }
  .barograma .eixo { font-family: var(--mono); font-size: 14px; fill: rgba(237, 247, 242, 0.5); text-anchor: start; letter-spacing: 2px; }

  .trajeto { fill: none; stroke: var(--creme); stroke-width: 3.5; stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
  html.js .revelar .trajeto { stroke-dashoffset: 1; transition: stroke-dashoffset 2.6s ease 0.3s; }
  html.js .revelar.visivel .trajeto { stroke-dashoffset: 0; }

  .passos {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    counter-reset: passo;
  }

  .passos li {
    counter-increment: passo;
    border-top: 2px solid var(--ouro);
    padding: 20px 4px 0;
  }

  .passos li::before {
    content: "0" counter(passo);
    display: block;
    font-family: var(--titulo);
    font-size: 2.4rem;
    line-height: 1;
    color: var(--ouro);
    margin-bottom: 10px;
  }

  .passos h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 6px; line-height: 1.3; }
  .passos p { font-size: 0.95rem; color: rgba(237, 247, 242, 0.72); }

  /* ---------- Ebook ---------- */
  .ebook-cartao {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 56px;
    align-items: center;
    background: var(--noite);
    color: var(--creme);
    border-radius: 32px;
    padding: 60px 56px;
  }

  .ebook-cartao::before {
    content: "";
    position: absolute;
    left: -160px;
    bottom: -220px;
    width: 620px;
    height: 620px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(22, 135, 93, 0.5) 0%, rgba(41, 156, 109, 0.32) 40%, transparent 70%);
  }

  .ebook-cartao > * { position: relative; }

  .livro {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    aspect-ratio: 3 / 4.1;
    border-radius: 4px 14px 14px 4px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(180deg, #071a12 0%, #0b3425 44%, #2b7656 74%, #16875d 100%);
    transform: perspective(1100px) rotateY(-16deg) rotateX(3deg);
    box-shadow:
      inset 10px 0 14px -6px rgba(0, 0, 0, 0.55),
      6px 6px 0 #d0dfd7,
      8px 8px 0 #a8bbb1,
      34px 40px 60px -10px rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    padding: 30px 26px 0 34px;
  }

  .livro small { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 3px; color: var(--ouro); }
  .livro strong { font-family: var(--titulo); font-weight: 400; font-size: 2.9rem; line-height: 0.98; text-transform: uppercase; letter-spacing: 1px; margin-top: 14px; }
  .livro em { font-family: var(--serifa); font-size: 1.05rem; margin-top: 10px; color: rgba(237, 247, 242, 0.9); }
  .livro svg { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; }

  .ebook-cartao h2 { color: var(--creme); }
  .ebook-cartao h2 em { color: var(--ouro); }
  .ebook-cartao .marcador { color: var(--ouro); }
  .ebook-cartao p { color: rgba(237, 247, 242, 0.8); max-width: 560px; margin-bottom: 22px; }

  .checklist {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 26px;
    margin-bottom: 32px;
    max-width: 600px;
  }

  .checklist li { position: relative; padding-left: 30px; font-size: 0.97rem; }

  .checklist li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 3px;
    width: 19px;
    height: 19px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: 5px;
    background: var(--ouro);
    color: var(--tinta);
  }

  .garantias {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    margin-top: 20px;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: rgba(237, 247, 242, 0.65);
  }

  .garantias li::before { content: "● "; color: var(--ouro); }

  /* ---------- Perguntas ---------- */
  .perguntas-grade {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 56px;
    align-items: start;
  }

  .perguntas-grade > div:first-child { position: sticky; top: 100px; }
  .perguntas-grade .subtitulo { margin-bottom: 24px; }

  details { border-top: 1px solid var(--linha); }
  details:last-of-type { border-bottom: 1px solid var(--linha); }

  summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1.08rem;
    padding: 22px 0;
  }

  summary::-webkit-details-marker { display: none; }

  summary::after {
    content: "+";
    flex: none;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--linha);
    font-family: var(--mono);
    font-size: 1.1rem;
    color: var(--magenta);
    transition: transform 0.2s ease, background 0.2s ease;
  }

  details[open] summary::after { transform: rotate(45deg); background: var(--tinta); color: var(--ouro); }
  details p { color: var(--suave); padding: 0 50px 24px 0; }

  /* ---------- Chamada final e rodapé ---------- */
  .final {
    background:
      radial-gradient(ellipse at 72% 125%, rgba(41, 156, 109, 0.6), transparent 62%),
      linear-gradient(180deg, #061510 0%, #040d09 100%);
    color: var(--creme);
    padding: 80px 0 0;
    overflow: hidden;
  }

  .final-grade {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 52px;
    align-items: end;
  }

  .final-comandante {
    display: block;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 44px rgba(115, 222, 176, 0.4));
  }

  .final-grade > div { padding-bottom: 96px; }
  .final h2 { color: var(--creme); font-size: clamp(2.6rem, 6.4vw, 5rem); }
  .final h2 em { color: var(--ouro); }
  .final p { max-width: 520px; margin: 0 0 30px; color: rgba(237, 247, 242, 0.88); }

  footer { background: var(--noite); color: rgba(237, 247, 242, 0.6); padding: 44px 0 40px; font-size: 0.88rem; }
  footer .logo { margin-bottom: 18px; }
  footer p { max-width: 780px; margin-bottom: 8px; }

  /* ---------- Barra de compra no celular ---------- */
  .barra-compra { display: none; }

  /* ---------- Telas menores ---------- */
  @media (max-width: 980px) {
    nav { display: none; }
    .oque-grade, .funciona-grade, .simulador, .ebook-cartao, .perguntas-grade { grid-template-columns: 1fr; }
    .abertura { padding-top: 112px; }
    .abertura-grade { grid-template-columns: 1fr; gap: 34px; }
    .abertura-texto { grid-row: 2; }
    .h1-marca { font-size: clamp(4.2rem, 15vw, 9rem); }
    .heroi { grid-column: 1; grid-row: 1; width: 100%; max-width: 620px; margin: 0 auto; }
    .abertura .aviao-solto { display: none; }
    .aviao-solto { width: calc(var(--w, 130px) * 0.8); }
    .final-grade { grid-template-columns: 240px 1fr; gap: 32px; }
    .perguntas-grade > div:first-child { position: static; }
    .perguntas-grade { gap: 20px; }
    .abas { flex-direction: row; }
    .aba { flex: 1; grid-template-columns: 1fr; padding: 12px 12px; }
    .aba i { grid-row: auto; }
    .aba span { display: none; }
    .aba strong { font-size: 1.05rem; }
    .aba[aria-selected="true"] { transform: none; }
    .vario { margin-top: 16px; }
    .controles { border-right: 0; border-bottom: 1px solid var(--linha); }
    .passos { grid-template-columns: 1fr 1fr; gap: 28px 18px; }
    .ebook-cartao { padding: 48px 32px; gap: 44px; }
    .planta { transform: none; }
  }

  @media (max-width: 620px) {
    body { font-size: 16px; padding-bottom: 78px; }
    section { padding: 68px 0; }
    .logo svg { width: 40px; height: 40px; }
    header .botao { display: none; }
    .acoes .botao, .ebook-cartao .botao { width: 100%; }
    .abertura { padding-top: 92px; padding-bottom: 230px; }
    .abertura-grade { gap: 30px; }
    .h1-marca { font-size: clamp(4rem, 17.4vw, 6.5rem); }
    .aviao-solto { width: calc(var(--w, 130px) * 0.62); top: calc(var(--y) * 0.5); }
    .heroi figcaption { left: 4%; bottom: -6%; font-size: 0.74rem; padding: 7px 13px; }
    .fala { gap: 12px; }
    .fala-rosto { width: 54px; height: 54px; }
    .final { padding-top: 64px; }
    .final-grade { grid-template-columns: 1fr; gap: 0; text-align: center; }
    .final-grade > div { order: 1; padding-bottom: 28px; }
    .final-comandante { order: 2; max-width: 250px; margin: 0 auto; }
    .final p { margin-left: auto; margin-right: auto; }
    .painel-bordo { bottom: 18px; }
    .instrumentos { grid-template-columns: 1fr 1fr; }
    .instrumentos li { padding: 11px 16px; }
    .instrumentos li:nth-child(3) { border-left: 0; }
    .instrumentos li:nth-child(n+3) { border-top: 1px solid var(--linha-clara); }
    .instrumentos strong { font-size: 1.35rem; }
    .abertura .aviso-idade { font-size: 0.66rem; letter-spacing: 0.6px; gap: 8px; }
    .planta { padding: 18px 14px 10px; }
    .planta figcaption { font-size: 0.6rem; letter-spacing: 1.4px; }
    .tipos, .numeros, .checklist { grid-template-columns: 1fr; }
    .tipos { margin-top: 44px; }
    .numeros li { border-left: 0; border-top: 1px solid rgba(237, 247, 242, 0.25); padding: 30px 0; }
    .numeros li:first-child { border-top: 0; }
    .passos { grid-template-columns: 1fr; }
    .controles, .resultado { padding: 24px 20px; }
    .painel-texto { padding: 22px 20px 26px; }
    .ebook-cartao { padding: 44px 22px; border-radius: 24px; }
    .ebook .container { padding: 0 12px; }
    details p { padding-right: 0; }

    .barra-compra {
      display: block;
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 40;
      background: rgba(6, 21, 16, 0.94);
      -webkit-backdrop-filter: blur(10px);
      backdrop-filter: blur(10px);
      padding: 10px 16px 14px;
      border-top: 1px solid var(--linha-clara);
    }

    .barra-compra .botao { display: flex; padding: 13px 20px; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .planador-heroi, .fluxo, .subida, .aviao-solto { animation: none; }
    html.js .revelar { opacity: 1; transform: none; transition: none; }
    html.js .revelar .trajeto { stroke-dashoffset: 0; transition: none; }
    .montanhas g { transform: none; }
  }

/* Emerald metal finish */
.botao { background: linear-gradient(115deg,#d5f3e3 0%,#8bd5b1 28%,#e1f7eb 48%,#64b58e 72%,#a9e6c8 100%); color:#062419; border:1px solid #c7ead8; box-shadow:inset 0 1px 0 #effff7,0 8px 28px rgba(26,126,83,.22); }
.h1-marca { background:linear-gradient(165deg,#f3faf6 8%,#b7d6c6 40%,#f9fffc 52%,#80b699 100%); -webkit-background-clip:text; background-clip:text; color:transparent; }
.lua { background:radial-gradient(circle at 34% 30%,#eef7f1 0%,#b7d1c1 36%,#628c78 73%,#dcebe2 100%); box-shadow:inset -18px -12px 40px #274d3b55; }
.heroi figcaption { background:linear-gradient(110deg,#145238,#287653,#17472f); border:1px solid #9bd1b166; }
.fala-rosto img { object-fit:cover; }

.heroi img { border-radius:22px; }
.fala-rosto img { object-position:50% 12%; }
.final-comandante { object-fit:contain; }

/* Motion and extended learning sections */
.novo-titulo { font-size:clamp(3.4rem,6.4vw,6.4rem); line-height:1.08; letter-spacing:-.025em; padding-bottom:.12em; }
.novo-titulo em { display:block;font-family:var(--titulo);font-style:normal;font-size:.74em;line-height:1.12;letter-spacing:0;text-transform:uppercase;margin-top:.15em; }
.abertura-texto { animation:entrada-suave .9s ease both; }
.heroi { animation:entrada-suave 1.2s ease .12s both; }
.botao { background-size:220% 100%;transition:transform .25s,box-shadow .25s,background-position .7s; }
.botao:hover { background-position:100% 0;transform:translateY(-3px);box-shadow:0 12px 35px #52d79a44; }
.botao:active { transform:translateY(0); }
.logo:hover svg { transform:rotate(-8deg);transition:transform .3s; }
.progresso-leitura { position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,#2a9b68,#d6fcec);z-index:1000;pointer-events:none; }
.controle-movimento { position:fixed;right:14px;bottom:14px;z-index:80;font:500 .75rem var(--texto);padding:9px 13px;border:1px solid #93cbb088;border-radius:30px;color:#e6f7ed;background:#10291feF;cursor:pointer; }
.cabine-grid {display:grid;grid-template-columns:1fr 1.3fr;gap:28px;margin-top:36px;}
.instrumentos-lista {display:grid;gap:12px;}
.instrumento {text-align:left;display:grid;grid-template-columns:42px 1fr;gap:2px 16px;padding:22px;border:1px solid #8cbea344;border-radius:16px;background:#0b2018;color:#ebf7ef;cursor:pointer;font:inherit;transition:background .25s,transform .25s,border-color .25s;}
.instrumento span {grid-row:span 2;font:1.25rem var(--mono);color:#9fd5b7;}
.instrumento strong {font-size:1.25rem;}.instrumento small {font-size:.9rem;color:#b0c8ba;}
.instrumento:hover {transform:translateX(4px);}.instrumento.ativo {background:linear-gradient(120deg,#22543c,#102d21);border-color:#ade1c3;}
.instrumento-info {border:1px solid #9fd5b755;border-radius:22px;padding:36px;background:linear-gradient(135deg,#244a37,#081b12);position:relative;overflow:hidden;}
.instrumento-info h3 {font-family:var(--titulo);font-size:2.6rem;margin:18px 0;}.instrumento-info p {color:#e1ece6;}.instrumento-info .instrumento-nota {color:#a8c9b6;border-top:1px solid #82b69555;margin-top:24px;padding-top:20px;font-size:.95rem;}
.painel-decor {height:38px;display:flex;gap:6px;align-items:end;margin-top:28px;opacity:.6;}.painel-decor i {width:7px;height:55%;background:#a6ebc2;border-radius:2px;animation:painel-pulso 3s ease-in-out infinite alternate;}.painel-decor i:nth-child(3n){height:100%;animation-delay:-1s;}.painel-decor i:nth-child(2n){height:75%;animation-delay:-2s;}
.roteiro-grade {display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start;}.roteiro-grade h2 {margin-bottom:20px;}.roteiro-status {margin-top:28px;}.roteiro-status strong {color:#176344;}.roteiro-grade progress {width:100%;height:8px;accent-color:#28835a;border:0;border-radius:8px;}.nota-roteiro {font-size:.85rem;color:#52685f;margin-top:12px;}.roteiro-itens {display:grid;gap:14px;}.roteiro-itens label {display:flex;align-items:start;gap:18px;padding:24px;border:1px solid #b4cabc;border-radius:16px;cursor:pointer;background:#f7fbf8;transition:background .2s,transform .2s;}.roteiro-itens label:has(:checked){background:#d9eee0;border-color:#518c65;}.roteiro-itens input {accent-color:#216d48;width:21px;height:21px;margin-top:5px;flex:none;}.roteiro-itens strong {display:block;font-size:1.15rem;}.roteiro-itens small {display:block;font-size:.95rem;line-height:1.6;margin-top:6px;}
@keyframes entrada-suave {from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes painel-pulso {from{transform:scaleY(.55);opacity:.45}to{transform:scaleY(1);opacity:1}}
@media(max-width:760px){.novo-titulo{font-size:clamp(3rem,12vw,5rem)}.novo-titulo em{font-size:.7em}.cabine-grid,.roteiro-grade{grid-template-columns:1fr;gap:28px}.instrumento-info{padding:26px}.controle-movimento{bottom:83px;right:10px;font-size:.75rem;padding:7px 10px}}
html.movimento-pausado *,html.movimento-pausado *::before,html.movimento-pausado *::after {animation-play-state:paused!important;transition:none!important;scroll-behavior:auto!important;}
html.movimento-pausado .revelar {opacity:1!important;transform:none!important;}
html.movimento-pausado .abertura-texto,html.movimento-pausado .heroi {opacity:1!important;transform:none!important;animation:none!important;}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.abertura-texto,.heroi{opacity:1;transform:none}}