/* ————————————————————————————————————————————————————————————
     HARMONY ENGINE · página de vendas · direção "Camadas"
     Conceito: três camadas (CHORDS / BASS / MELODY) como três planos,
     menta = gerando, âmbar = travado. Tudo que é 3D é CSS; nenhuma
     biblioteca. Screenshot real nunca é ampliado.

     Esta página é o PADRÃO das páginas de device da NA7AN. O que é
     específico do Harmony está marcado com [PRODUTO]; o resto é sistema.
     ———————————————————————————————————————————————————————————— */
  :root{
    --ink0:#0A0C0F; --ink1:#12151A; --ink2:#1B1F26; --ink3:#242932;
    --edge:rgba(255,255,255,.08); --edge2:rgba(255,255,255,.14);
    --hi:#F2F4F7; --mid:#A3ABB8; --low:#6E7684;
    --mint:#57E39B; --mint-deep:#2FAE72; --amber:#E8B13A;
    --sans:Sora,system-ui,-apple-system,"Segoe UI",sans-serif;
    --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
    --ease:cubic-bezier(.2,.7,.2,1);
    --largo:1180px; --texto:640px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{margin:0;background:var(--ink0);color:var(--hi);font-family:var(--sans);font-size:16.5px;line-height:1.6;padding-bottom:76px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  img{max-width:100%;height:auto;display:block}
  figure{margin:0}
  a{color:var(--mint)}
  :focus-visible{outline:2px solid var(--mint);outline-offset:3px}
  h1,h2,h3{margin:0;text-wrap:balance;letter-spacing:-.03em;line-height:1.08}
  h2{font-size:clamp(28px,4.6vw,44px);font-weight:700;margin-bottom:16px;max-width:18em}
  h3{font-size:19px;font-weight:600;margin-bottom:8px;letter-spacing:-.01em}
  p{color:var(--mid);margin:0 0 16px}
  p strong{color:var(--hi);font-weight:600}
  .wrap{max-width:var(--largo);margin:0 auto;padding:0 18px}
  .col{max-width:var(--texto)}
  .mono{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--low)}
  .eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--low);margin-bottom:22px}
  .eyebrow b{color:var(--mid);font-weight:500}
  .sec{padding:64px 0;border-top:1px solid var(--edge)}
  .lede{font-size:clamp(17px,1.8vw,20px);color:var(--mid);max-width:34em}
  .fine{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--low);line-height:1.9;margin:12px 0 0}
  .nao{color:var(--amber)}
  /* Seção de texto: título à esquerda, corpo à direita. Evita a coluna
     solitária com metade da tela vazia no desktop. */
  .split{display:grid;gap:18px}
  .split > .lead h2{margin-bottom:0}
  .split > .lead .eyebrow{margin-bottom:14px}
  .split .body{max-width:var(--texto)}
  .split .body > :first-child{margin-top:0}

  /* Vidro: a moldura do print e o card de preço. Só. */
  .glass{
    background:linear-gradient(135deg,rgba(255,255,255,.09),rgba(255,255,255,.02));
    -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
    border:1px solid rgba(255,255,255,.13);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.16),0 40px 100px rgba(0,0,0,.55);
  }
  /* Superfície "quase vidro" sem blur: gradiente + borda. Para faixas e planos. */
  .pane{background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.015));border:1px solid var(--edge2);box-shadow:inset 0 1px 0 rgba(255,255,255,.10)}

  /* CTA */
  .cta{display:flex;align-items:center;justify-content:center;background:var(--mint);color:#0B0F12;text-decoration:none;font-weight:700;font-size:17px;line-height:1.2;padding:17px 22px;border-radius:11px;letter-spacing:-.01em;transition:transform .3s var(--ease),background .3s var(--ease)}
  .cta:hover{background:#6df0aa;transform:translateY(-2px)}
  .price{padding:20px 22px 18px;border-radius:16px}
  .price .fn{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mid)}
  .price .de{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin-top:8px}
  .price .de s{color:var(--mid);text-decoration-color:var(--amber);text-decoration-thickness:1.5px}
  .price .val{font-size:44px;font-weight:700;letter-spacing:-.04em;line-height:1;margin:4px 0 4px}
  .price .val small{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin-left:10px;font-weight:400}
  .price .cta{margin-top:14px}
  .price .fine{margin-top:12px}

  /* Notas MIDI abstratas (SVG gerado). currentColor: menta livre, âmbar travado. */
  svg.notes{display:block;width:100%;height:100%;color:var(--mint);overflow:hidden}
  svg.notes rect{fill:currentColor}
  .regen svg.notes{animation:regen .45s var(--ease)}
  @keyframes regen{0%{opacity:0;transform:translateY(3px)}100%{opacity:1;transform:none}}

  /* Entrada das seções: só com JS, a partir de um estado visível sem JS. */
  .js .rv{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
  .js .rv.in{opacity:1;transform:none}

  /* ————————————————————————————————— HERO */
  .hero{padding:34px 0 40px;position:relative;isolation:isolate}
  .marca{display:flex;align-items:center;gap:12px;margin-bottom:34px}
  .marca i{display:block;width:4px;height:22px;background:var(--mint);border-radius:2px}
  .hero h1{font-size:clamp(32px,8.4vw,58px);font-weight:700;letter-spacing:-.04em;line-height:1.02}
  .hero .sub{font-size:clamp(18px,2vw,22px);color:var(--mid);margin:18px 0 0;max-width:30ch}
  .hero .sub b{color:var(--hi);font-weight:600}
  .layers{display:flex;flex-wrap:wrap;gap:10px 16px;margin:26px 0 0;padding:0;list-style:none;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--low)}
  .layers li{white-space:nowrap}
  .layers li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);margin-right:8px;vertical-align:middle}
  .visual{position:relative;margin-top:26px;display:grid;gap:12px}
  .deck{display:grid;gap:8px}
  .plane{border-radius:12px;padding:8px 12px;display:grid;grid-template-rows:auto 28px;gap:4px;overflow:hidden}
  .plane .lab{font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mid);display:flex;justify-content:space-between}
  .plane .lab i{font-style:normal;color:var(--low)}
  .shot{padding:6px;border-radius:12px;background:var(--ink1);border:1px solid var(--edge2)}
  .shot img{border-radius:7px}
  .shot figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin:10px 4px 0}
  .hero .price{background:var(--ink2);border:1px solid var(--edge2)}
  .req{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--low);line-height:1.8;margin-top:10px}

  /* ————————————————————————————————— PROVA */
  .prova{display:grid;gap:30px}
  .autoridade{display:grid;gap:22px;align-content:start}
  .autoridade .num{display:grid;gap:4px}
  .autoridade .num b{font-size:clamp(44px,7vw,64px);font-weight:700;letter-spacing:-.05em;line-height:1;color:var(--hi)}
  .autoridade .num b small{font-size:.4em;color:var(--low);font-weight:400;letter-spacing:-.02em;margin-left:4px}
  .autoridade .num .stars{color:var(--mint);letter-spacing:3px;font-size:13px}
  .autoridade .num span{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--low);line-height:1.7}
  .autoridade p{font-size:15px;margin:0}
  .depos{display:grid;gap:12px}
  @media (min-width:640px) and (max-width:859px){.depos{grid-template-columns:repeat(2,1fr)}}
  .depo{border-radius:14px;padding:20px 22px;display:grid;gap:12px;align-content:start}
  .depo q{color:var(--hi);font-size:16px;line-height:1.5;quotes:"“" "”"}
  .depo q:lang(en){color:var(--hi)}
  .depo .quem{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--low)}
  .depo .quem b{color:var(--hi);font-weight:500;letter-spacing:.08em}
  .depo .quem i{display:block;width:26px;height:26px;border-radius:50%;background:var(--ink3);border:1px solid var(--edge2);font-style:normal;color:var(--mint);display:grid;place-items:center;font-size:11px;font-weight:500}
  .depo .stars{color:var(--mint);letter-spacing:2px;font-size:11px;margin-left:auto}
  .garantia{border-left:3px solid var(--mint);padding:4px 0 4px 18px;margin-top:34px;max-width:var(--texto)}
  .garantia p{margin:0}

  /* ————————————————————————————————— 3 CLIPES: a pilha que se abre */
  .stack{display:grid;gap:12px;margin-top:34px;perspective:1000px}
  .strip3{border-radius:12px;height:66px;padding:10px 16px;display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;transition:transform .7s var(--ease),opacity .7s var(--ease);transform:translateY(calc(var(--i) * -78px)) scale(calc(1 - var(--i) * .02));opacity:calc(1 - var(--i) * .35)}
  .stack.open .strip3{transform:none;opacity:1}
  .strip3:nth-child(2){transition-delay:.08s}.strip3:nth-child(3){transition-delay:.16s}
  .strip3 .lab{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mid);width:64px}
  .strip3 .n{height:30px}
  .strip3 .clip{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--low);white-space:nowrap}
  .strip3 .clip b{color:var(--hi);font-weight:500}
  .figura{margin-top:34px}
  .figura img{border:1px solid var(--edge2);border-radius:10px;background:var(--ink1);padding:6px}
  .figura.nat img{width:auto;max-width:100%}
  .anno figure.nat{width:fit-content;max-width:100%}
  .figura figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin-top:10px;line-height:1.7}

  /* ————————————————————————————————— LOCK: a sequência */
  .lockdemo{margin-top:34px;border-radius:16px;padding:22px;display:grid;gap:22px}
  .lockdemo ol{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--low)}
  .lockdemo ol li{padding-left:12px;border-left:1px solid var(--edge2);transition:color .3s var(--ease),border-color .3s var(--ease)}
  .lockdemo ol li.on{color:var(--hi);border-color:var(--mint)}
  .lockdemo ol li.on.lk{border-color:var(--amber)}
  .ld{display:grid;gap:10px}
  .ld .lane{display:grid;grid-template-columns:64px 1fr 66px;gap:12px;align-items:center;height:58px;padding:0 14px;border-radius:12px;transition:border-color .5s var(--ease),background .5s var(--ease)}
  .ld .lab{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mid)}
  .ld .n{height:28px}
  .ld .pill{justify-self:end;font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:3px 9px;border-radius:4px;color:var(--low);border:1px solid var(--edge)}
  .ld .lane.locked{border-color:rgba(232,177,58,.55);background:linear-gradient(135deg,rgba(232,177,58,.10),rgba(232,177,58,.02))}
  .ld .lane.locked svg.notes{color:var(--amber)}
  .ld .lane.locked .pill{background:var(--amber);color:#1B1F26;border-color:var(--amber);font-weight:500}
  .lockdemo .ctrl{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--low)}
  .lockdemo button{font:inherit;color:var(--mid);background:transparent;border:1px solid var(--edge2);border-radius:6px;padding:6px 12px;cursor:pointer;letter-spacing:inherit;text-transform:inherit}
  .lockdemo button:hover{color:var(--hi);border-color:var(--mint)}
  .lado{display:grid;gap:18px;margin-top:30px}
  .so-m{display:none}
  .oferta2{margin-top:44px;max-width:420px}
  .oferta2 .cta{width:100%}

  /* Anotações sobre print real: ponto + linha-guia + rótulo no desktop,
     numeral + lista no celular. --x/--y em % da imagem. */
  .anno{position:relative;margin-top:34px}
  .anno figure{position:relative;max-width:100%}
  .anno .co{position:absolute;left:var(--x);top:var(--y);width:0;height:0}
  .anno .co i{position:absolute;left:-8px;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--mint);color:#0B0F12;font-style:normal;font-family:var(--mono);font-size:8.5px;font-weight:500;display:grid;place-items:center;box-shadow:0 0 0 3px rgba(87,227,155,.25)}
  .anno .co u,.anno .co b{display:none}
  .anno ol{margin:14px 0 0;padding:0;list-style:none;counter-reset:co;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--mid);line-height:1.9}
  .anno ol li::before{content:counter(co) " ";counter-increment:co;color:var(--mint)}
  .anno figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin-top:10px}

  /* ————————————————————————————————— WORKFLOW: a linha que se desenha */
  .wf{margin-top:38px;position:relative;display:grid;gap:26px;padding-left:22px}
  .wf::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--mint);transform:scaleY(0);transform-origin:top;transition:transform 1.8s var(--ease)}
  .wf.in::before{transform:none}
  .wf .st{position:relative}
  .wf .st::before{content:"";position:absolute;left:-22px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--ink0);border:1px solid var(--mint)}
  .wf .st.lk::before{border-color:var(--amber);background:var(--amber)}
  .wf .st b{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mint);margin-bottom:4px}
  .wf .st.lk b{color:var(--amber)}
  .wf .st strong{display:block;color:var(--hi);font-weight:600;font-size:17px;margin-bottom:2px}
  .wf .st span{color:var(--mid);font-size:15px}

  /* ————————————————————————————————— ESTILOS: constelação */
  .const{display:none}
  .tags{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 22px;padding:0;list-style:none}
  .tags li{font-family:var(--mono);font-size:12px;color:var(--mid);border:1px solid var(--edge2);border-radius:999px;padding:7px 13px;white-space:nowrap}
  .climas{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--low);line-height:2.2;margin-top:8px}

  /* ————————————————————————————————— DOIS DEVICES */
  .dupla{display:grid;gap:24px;margin-top:30px}
  .dupla h3{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
  .tag{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--mint);border:1px solid var(--edge2);border-radius:4px;padding:3px 7px}

  /* ————————————————————————————————— AUTOR: card de redes */
  .social{margin-top:26px;border-radius:16px;padding:18px 18px 8px;max-width:340px}
  .social .top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
  .social .av{width:44px;height:44px;border-radius:50%;object-fit:cover;border:1px solid var(--edge2)}
  .social .top b{display:block;font-weight:600;font-size:15px;line-height:1.2}
  .social .top span{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--low)}
  .social a{display:flex;align-items:center;gap:12px;padding:11px 4px;border-top:1px solid var(--edge);color:var(--hi);text-decoration:none;font-size:15px;transition:color .3s var(--ease)}
  .social a:hover{color:var(--mint)}
  .social a svg{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
  .social a small{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--low)}
  @media (min-width:860px){.social{animation:hover 7s ease-in-out infinite;box-shadow:0 30px 60px rgba(0,0,0,.4)}}
  @keyframes hover{50%{transform:translateY(-5px)}}

  /* ————————————————————————————————— VÍDEO */
  .video{position:relative;padding-top:56.25%;border:1px solid var(--edge2);border-radius:12px;overflow:hidden;cursor:pointer;background:#0c0f13;margin-top:30px}
  .video img,.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:cover}
  .video .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
  .video .play span{width:68px;height:68px;border-radius:50%;background:var(--mint);color:#0c0f13;display:flex;align-items:center;justify-content:center;font-size:24px;padding-left:5px}

  /* ————————————————————————————————— FAQ */
  details{border-top:1px solid var(--edge)}
  details:last-of-type{border-bottom:1px solid var(--edge)}
  summary{cursor:pointer;list-style:none;padding:18px 34px 18px 0;position:relative;font-weight:600;font-size:16.5px}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";position:absolute;right:6px;top:15px;color:var(--mint);font-size:22px;font-weight:400;line-height:1;transition:transform .3s var(--ease)}
  details[open] summary::after{transform:rotate(45deg)}
  details p{margin:0 0 20px;padding-right:8px}
  .requer{border:1px solid var(--edge2);border-radius:12px;padding:22px;background:var(--ink1);margin-top:30px}
  /* FAQ à esquerda, "o que você recebe" à direita */
  .faq2{display:grid;gap:34px;margin-top:8px}
  .faq2 .faq details:first-of-type{border-top:1px solid var(--edge)}
  .recebe .requer{margin-top:22px}
  /* Ficha: o que o produto é, em linhas curtas. Serve a quem lê por cima e a quem indexa. */
  .ficha{border-top:1px solid var(--edge)}
  .ficha dl{display:grid;grid-template-columns:1fr;gap:0;margin:0}
  .ficha dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--low);padding:14px 0 2px}
  .ficha dd{margin:0;color:var(--mid);font-size:15.5px;padding:0 0 12px;border-bottom:1px solid var(--edge)}
  .ficha dd strong{color:var(--hi);font-weight:600}
  @media (min-width:860px){.ficha dt{padding:14px 0;border-bottom:1px solid var(--edge)}.ficha dd{padding:14px 0}
    .faq2{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:64px;align-items:start}
    .faq2 aside{position:sticky;top:32px}
    .ficha dl{grid-template-columns:120px 1fr}}
  .requer ul{margin:0;padding-left:20px;color:var(--mid)}
  .requer li{margin:0 0 8px}

  /* ————————————————————————————————— FECHAMENTO */
  .fim{position:relative;isolation:isolate;overflow:hidden}
  .fim .deck{margin-top:30px}
  .fim .oferta{margin-top:30px;max-width:420px}
  .fim .price{background:var(--ink2);border:1px solid var(--edge2)}

  footer{padding:40px 0 44px;color:var(--low);font-size:14px;border-top:1px solid var(--edge);line-height:1.9}
  footer a{color:var(--mid)}

  /* Barra fixa: só entra depois que o card de preço do topo sai da tela. */
  .barra{position:fixed;left:0;right:0;bottom:0;z-index:9;background:rgba(12,14,18,.96);border-top:1px solid var(--edge2);padding:11px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transform:translateY(110%);transition:transform .3s var(--ease)}
  .barra.ver{transform:none}
  .barra b{font-size:21px;font-weight:700;letter-spacing:-.03em;line-height:1.1;display:block}
  .barra b s{font-size:13px;color:var(--low);font-weight:400;margin-left:6px;text-decoration-color:var(--amber)}
  .barra small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--low)}
  .barra a{background:var(--mint);color:#0B0F12;text-decoration:none;font-weight:700;padding:14px 20px;border-radius:10px;white-space:nowrap;font-size:15px}

  /* ————————————————————————————————— DESKTOP */
  @media (min-width:860px){
    body{font-size:17.5px;padding-bottom:84px}
    .wrap{padding:0 32px}
    .sec{padding:96px 0}
    .split{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:0 56px;align-items:start}
    .split > .lead{position:sticky;top:32px}
    .prova{grid-template-columns:280px 1fr;gap:56px;align-items:start}
    .depos{grid-template-columns:repeat(3,1fr)}
    .lado{grid-template-columns:1fr 1fr;gap:20px}
    .lockdemo{grid-template-columns:230px 1fr;align-items:center;padding:30px}
    .lockdemo ol{display:grid;gap:8px}
    .lockdemo ol li{padding:8px 0 8px 14px}
    .lockdemo .ctrl{grid-column:1/-1}
    .ld{perspective:1200px}
    .ld .lane{grid-template-columns:96px 1fr 72px;height:64px;padding:0 16px;transform:rotateX(12deg);transform-origin:50% 100%}
    .strip3{height:72px}
    .strip3 .lab{width:80px}
    .dupla{grid-template-columns:1fr 1fr;gap:40px}
    .wf{padding-left:0;grid-template-columns:repeat(6,1fr);gap:0 20px;padding-top:26px}
    .wf::before{left:6px;right:6px;top:5px;bottom:auto;height:1px;width:auto;transform:scaleX(0);transform-origin:left}
    .wf .st::before{left:0;top:-26px}
    /* anotações com linha-guia e rótulo */
    .anno .co i{width:8px;height:8px;left:-4px;top:-4px;font-size:0}
    .anno .co u{display:block;position:absolute;left:0;width:1px;background:var(--mint);opacity:.7}
    .anno .co b{display:block;position:absolute;left:0;white-space:nowrap;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--hi);font-weight:500;background:var(--ink0);padding:3px 8px;border:1px solid var(--edge2)}
    .anno .co.up u{bottom:0;height:var(--l,54px)} .anno .co.up b{bottom:var(--l,54px);transform:translate(-4px,-6px)}
    .anno .co.dn u{top:0;height:var(--l,54px)} .anno .co.dn b{top:var(--l,54px);transform:translate(-4px,6px)}
    .anno .co.rt b{left:auto;right:0;transform:translate(4px,-6px)}
    .anno .co.rt.dn b{transform:translate(4px,6px)}
    .anno ol{display:none}
    .anno.up{padding-top:64px} .anno.dn{padding-bottom:70px}
    /* constelação no lugar das tags */
    .const{display:block;margin:26px 0 8px;max-width:100%}
    .const line{stroke:var(--edge2);stroke-width:1}
    .const circle{fill:var(--mint)}
    .const text{fill:var(--hi);font-family:var(--sans);font-size:15px;font-weight:400}
    .const text.big{font-size:19px;font-weight:600}
    .tags{display:none}
    .barra{padding:12px 32px}
    .barra a{font-size:16px;padding:15px 26px}
  }

  /* O hero em duas colunas e o deck em 3D só com espaço de sobra. */
  @media (min-width:1040px){
    .hero{padding:56px 0 80px}
    .hero::before{content:"";position:absolute;z-index:-1;left:35%;top:-20%;width:55%;height:80%;background:radial-gradient(closest-side,rgba(87,227,155,.10),transparent 70%);pointer-events:none}
    .hero .grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center}
    .hero h1{font-size:clamp(36px,3.9vw,52px)}
    .visual{margin:0;min-height:600px;display:block}
    .deck{position:absolute;left:-30px;top:0;width:560px;height:440px;perspective:1300px;perspective-origin:50% 20%;display:block}
    .planes{position:absolute;inset:0;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(-18deg) translateY(30px)}
    .plane{position:absolute;left:40px;top:120px;width:520px;height:150px;border-radius:18px;padding:12px 18px;grid-template-rows:auto 1fr;gap:6px;
      animation:float 8s ease-in-out infinite;animation-delay:var(--d,0s);transform:translateZ(var(--z))}
    .plane .lab{font-size:10px}
    .plane.chords{--z:0px;--d:0s}.plane.bass{--z:80px;--d:-2.7s}.plane.melody{--z:160px;--d:-5.3s}
    .shot{position:absolute;right:24px;bottom:64px;width:min(620px,100%);padding:10px;border-radius:18px;background:none;border:0;
      transform:perspective(1400px) rotateX(var(--rx,4deg)) rotateY(var(--ry,-6deg));transform-origin:70% 50%;transition:transform .7s var(--ease)}
    .shot.glass{background:linear-gradient(135deg,rgba(255,255,255,.09),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.13)}
    .shot img{border-radius:9px}
    .shot figcaption{position:absolute;left:14px;bottom:-26px;margin:0}
    .hero .price{position:absolute;right:-10px;bottom:-24px;width:272px;background:linear-gradient(160deg,rgba(27,31,38,.86),rgba(27,31,38,.70));border:1px solid rgba(255,255,255,.16);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 30px 70px rgba(0,0,0,.55)}
    .hero .price .val{font-size:38px}
    .hero .price .val small{display:block;margin:6px 0 0}
    .hero .price .cta{padding:13px 14px;font-size:14.5px;border-radius:9px;white-space:nowrap}
    /* fechamento: o deck visto de cima, sem o print na frente */
    .fim .visual{min-height:380px}
    .fim .deck{left:0;right:auto;top:-40px;width:100%;height:420px;margin:0}
    .fim .planes{transform:rotateX(50deg) rotateZ(12deg) translateY(10px)}
    .fim .plane{left:20px;top:110px;width:calc(100% - 40px)}
    .fim .grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
  }

  /* hero.plano: página sem o deck de camadas (efeitos de áudio). O print e o
     cartão de preço ficam em fluxo, o cartão alinhado à direita. */
  @media (min-width:1040px){
    .hero.plano .visual{min-height:0;display:grid;gap:18px;justify-items:end}
    .hero.plano .shot{position:relative;right:auto;bottom:auto;width:100%;transform:perspective(1400px) rotateX(var(--rx,3deg)) rotateY(var(--ry,-4deg))}
    .hero.plano .shot figcaption{position:static;margin:10px 4px 0}
    .hero.plano .price{position:relative;right:auto;bottom:auto;width:320px}
    /* hero.curto: deck com um print baixo (painel de uma linha). O cartão de
       preço sobe para a direita do deck, e o print fica sozinho embaixo. */
    .hero.curto .shot{bottom:40px}
    .hero.curto .price{top:24px;bottom:auto}
    .fim.plano .visual{min-height:0}
    .fim.plano .shot{position:relative;right:auto;bottom:auto;width:100%;transform:none}
  }
  @keyframes float{0%,100%{transform:translateZ(var(--z))}50%{transform:translateZ(calc(var(--z) + 12px))}}

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
    .shot{transform:none!important}
    .js .rv{opacity:1;transform:none}
    .strip3{transform:none;opacity:1}
    .wf::before{transform:none}
  }

  /* ————————————————————————————————— CATÁLOGO (home) */
  .home-hero{padding:34px 0 30px}
  .home-hero h1{font-size:clamp(34px,8vw,64px);font-weight:700;letter-spacing:-.045em;line-height:1}
  .home-hero .sub{font-size:clamp(17px,2vw,21px);color:var(--mid);margin:18px 0 0;max-width:38ch}
  .stats{display:flex;flex-wrap:wrap;gap:22px 34px;margin:30px 0 0}
  .stats div b{display:block;font-size:26px;font-weight:700;letter-spacing:-.04em;line-height:1}
  .stats div span{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--low)}
  .trust{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 0;padding:0;list-style:none}
  .trust li{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--mid);border:1px solid var(--edge2);border-radius:999px;padding:7px 12px}
  .trust li::before{content:"✓ ";color:var(--mint)}
  .filtros{display:flex;flex-wrap:wrap;gap:8px;padding:34px 0 0}
  .filtros button{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--mid);background:transparent;border:1px solid var(--edge2);border-radius:999px;padding:8px 14px;cursor:pointer}
  .filtros button.on,.filtros button:hover{color:#0B0F12;background:var(--mint);border-color:var(--mint)}
  .card .go b s{font-size:13px;color:var(--low);font-weight:400;margin-right:6px;text-decoration-color:var(--amber)}
  .grupo{padding:44px 0 8px}
  .grupo h2{font-size:clamp(22px,3vw,30px);margin-bottom:6px}
  .grupo .desc{font-size:15.5px;max-width:60ch;margin-bottom:22px}
  .cards{display:grid;gap:14px}
  .card{border-radius:16px;overflow:hidden;display:grid;grid-template-rows:auto 1fr;text-decoration:none;color:inherit;transition:transform .4s var(--ease),border-color .4s var(--ease)}
  .card:hover{transform:translateY(-3px);border-color:rgba(87,227,155,.4)}
  .card img{aspect-ratio:1;width:100%;object-fit:cover;background:var(--ink1)}
  .card .txt{padding:16px 18px 18px;display:grid;gap:8px;align-content:start}
  .card h3{font-size:17px;margin:0;letter-spacing:-.02em}
  .card h3 small{display:block;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--low);font-weight:400;margin-top:4px}
  .card p{font-size:14.5px;margin:0;line-height:1.5}
  .card .meta{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--low);line-height:1.7}
  .card .go{display:flex;justify-content:space-between;align-items:center;margin-top:6px;padding-top:12px;border-top:1px solid var(--edge)}
  .card .go{flex-wrap:wrap;gap:6px 12px}
  .card .go b{font-size:20px;font-weight:700;letter-spacing:-.03em;white-space:nowrap}
  .card .go b small,.card .go b em{font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--low);margin-left:8px;font-weight:400;font-style:normal}
  .card .go b em{color:var(--amber)}
  .card .go span{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--mint)}
  .card.destaque{border-color:rgba(87,227,155,.35)}
  .card .rate{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--mint)}
  .card .rate i{font-style:normal;color:var(--low);margin-left:6px}
  .autor-home{display:grid;gap:22px;align-items:center;margin-top:10px}
  .autor-home img{width:96px;height:96px;border-radius:50%;object-fit:cover;border:1px solid var(--edge2)}
  .lang{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--low);text-decoration:none;margin-left:auto;border:1px solid var(--edge2);border-radius:6px;padding:6px 10px}
  .lang:hover{color:var(--mint);border-color:var(--mint)}
  .topbar{display:flex;align-items:center;gap:14px}
  @media (min-width:640px){.cards{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:960px){.cards{grid-template-columns:repeat(3,1fr);gap:18px}.cards.quatro{grid-template-columns:repeat(4,1fr)}.autor-home{grid-template-columns:auto 1fr auto;gap:40px}}

  /* ————————————————————————————————— MOBILE: ajustes medidos a 390 px */
  .anno .pan{position:relative}
  .anno .hint{display:none}
  @media (max-width:859px){
    .hide-m{display:none}
    /* os três números da prova lado a lado, não um por tela */
    .autoridade{grid-template-columns:repeat(3,1fr);gap:10px 14px;align-items:start}
    .autoridade .num b{font-size:32px}
    .autoridade .num .stars{font-size:11px;letter-spacing:2px}
    .autoridade .num span{font-size:9px;letter-spacing:.1em;line-height:1.5}
    /* print anotado: no celular entra o recorte -m (picture), sem pontos; a lista explica */
    .anno .co{display:none}
    .so-m{display:block;margin:10px 0 0}
    /* preço com centavos (R$ 30,90) não cabe na mesma linha que "à vista ou parcelado" */
    .price .val small{display:block;margin:6px 0 0}
    .anno figure.nat{width:auto}
    /* o espaço reservado aos rótulos do desktop não faz sentido sem rótulos */
    .anno.up,.anno.dn{padding-top:0;padding-bottom:0!important}
    /* home: stats numa linha, cards em linha (arte à esquerda) */
    .stats{display:grid;grid-template-columns:repeat(3,auto);gap:14px;justify-content:start}
    .stats div b{font-size:24px}
  }
  @media (max-width:639px){
    /* home no celular: a arte inteira em cima, como no desktop, em vez do
       quadradinho de 104 px ao lado do texto */
    .card .txt{padding:14px 16px 16px;gap:6px}
    .card h3{font-size:16px}
    .card p{font-size:14px}
    .card .go b{font-size:18px}
  }