:root{
        --bg:#0a0c12; --card:#141824; --card2:#1a1f2e; --line:#252b3d; --text:#eef0f7; --muted:#9aa3bd;
        --a:#6c8cff; --b:#b06cff; --pink:#e05fd0; --cyan:#4dd0e1; --good:#38c67a; --warn:#f5c542;
        --red:#e07070; --yellow:#e8c65a;
    }
    *,*::before,*::after{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
        margin:0;color:var(--text);font-family:'Inter',sans-serif;background:
            radial-gradient(1100px 520px at 12% -8%,#1b2140 0%,transparent 60%),
            radial-gradient(900px 480px at 100% 0%,#2a1a3e 0%,transparent 55%),
            radial-gradient(800px 500px at 50% 100%,#132018 0%,transparent 60%),
            var(--bg);
        -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;}
    .wrap{max-width:1120px;margin:0 auto;padding:0 20px;}
    .brand{font-family:'Orbitron',sans-serif;font-weight:900;letter-spacing:.06em;
        background:linear-gradient(90deg,var(--cyan),var(--a),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;}

    /* ── NAV ── */
    nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);background:rgba(10,12,18,.72);border-bottom:1px solid var(--line);}
    nav .row{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;}
    nav .brand{font-size:19px;}
    nav .links{display:flex;align-items:center;gap:18px;}
    nav .links a.ghost{color:var(--muted);text-decoration:none;font-weight:600;font-size:14px;}
    nav .links a.ghost:hover{color:var(--text);}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:12px;
        font-weight:800;font-size:14.5px;cursor:pointer;text-decoration:none;padding:13px 24px;
        background:linear-gradient(90deg,var(--a),var(--b));color:#fff;
        box-shadow:0 10px 30px rgba(108,140,255,.25);transition:transform .2s,box-shadow .2s;white-space:nowrap;}
    .btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(108,140,255,.35);}
    .btn.sm{padding:9px 16px;font-size:13.5px;border-radius:10px;}
    .btn.ghost{background:transparent;border:1.5px solid var(--line);color:var(--text);box-shadow:none;}
    .btn.ghost:hover{border-color:var(--a);transform:none;box-shadow:0 0 0 3px rgba(108,140,255,.08);}

    /* ── HERO ── */
    .hero{padding:72px 0 40px;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
    @media(max-width:900px){.hero{grid-template-columns:1fr;padding:40px 0 10px;text-align:center;} .hero-visual{order:-1;} .hero-ctas{justify-content:center;}}
    .eyebrow-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(108,140,255,.1);border:1px solid rgba(108,140,255,.3);
        color:var(--a);font-weight:700;font-size:12.5px;letter-spacing:.03em;padding:7px 14px;border-radius:999px;margin-bottom:18px;}
    h1{font-family:'Orbitron',sans-serif;font-weight:900;font-size:44px;line-height:1.12;letter-spacing:-.01em;margin:0 0 18px;}
    h1 .hl{background:linear-gradient(90deg,var(--cyan),var(--a),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;}
    @media(max-width:560px){h1{font-size:32px;}}
    .lead{font-size:18px;line-height:1.6;color:var(--muted);margin:0 0 28px;max-width:560px;}
    @media(max-width:900px){.lead{margin-left:auto;margin-right:auto;}}
    .hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px;}
    .trust-row{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:13px;}
    @media(max-width:900px){.trust-row{justify-content:center;}}
    .trust-row span{display:flex;align-items:center;gap:6px;}

    /* ── mockup da tela de leitura (representação real da interface) ── */
    .mock{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01)),var(--card);
        border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.45);position:relative;}
    .mock-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
    .mock-dot{width:9px;height:9px;border-radius:50%;background:var(--line);display:inline-block;margin-right:4px;}
    .mock-title{font-size:12.5px;color:var(--muted);font-weight:700;}
    .mock-level{font-size:11.5px;background:var(--card2);border:1px solid var(--line);border-radius:999px;padding:4px 10px;color:var(--cyan);font-weight:700;}
    .mock-bar{height:7px;background:var(--card2);border-radius:99px;overflow:hidden;margin-bottom:16px;}
    .mock-bar>i{display:block;height:100%;width:42%;background:linear-gradient(90deg,var(--a),var(--pink));}
    /* Sempre 4 chunks por linha, não importa a largura da tela — é o que faz
       o exemplo parecer um texto de verdade (mesma quebra sempre), em vez de
       reagrupar os blocos conforme o espaço disponível. Cada palavra em
       inglês tem a tradução bem embaixo DELA (não uma linha só no fim do
       bloco) — exatamente como a Linha B de verdade no app. */
    .chunk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px 8px;text-align:left;}
    .chunk-unit{min-width:0;}
    .chunk-en{display:flex;flex-wrap:nowrap;align-items:flex-start;gap:2px 5px;font-size:15px;font-weight:700;line-height:1.25;
        white-space:nowrap;width:max-content;transform-origin:left top;}
    .chunk-en .br{color:var(--muted);font-weight:600;align-self:center;}
    .word-pair{display:flex;flex-direction:column;align-items:flex-start;white-space:nowrap;}
    .word-pair small{font-size:.65em;font-weight:600;color:var(--muted);margin-top:1px;}
    .chunk-en .w-red{color:var(--red);} .chunk-en .w-yellow{color:var(--yellow);} .chunk-en .w-white{color:var(--text);}
    .chunk-pill{display:inline-block;max-width:100%;margin-top:6px;background:var(--card2);border:1px solid var(--line);
        color:var(--cyan);font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:999px;white-space:normal;overflow-wrap:break-word;}
    @media(max-width:560px){.chunk-grid{gap:14px 5px;} .chunk-pill{font-size:9px;padding:2px 6px;}}
    .mock-legend{display:flex;gap:16px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:11.5px;color:var(--muted);flex-wrap:wrap;}
    .mock-legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px;}
    .mock-legend .d-red{background:var(--red);} .mock-legend .d-yellow{background:var(--yellow);} .mock-legend .d-white{background:var(--text);}
    .mock-float{position:absolute;background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:12px;font-weight:700;box-shadow:0 10px 24px rgba(0,0,0,.4);}
    .mock-float.f1{top:-14px;right:18px;color:var(--good);}
    .mock-float.f2{bottom:-14px;left:18px;color:var(--cyan);}

    h2.sec{font-family:'Orbitron',sans-serif;font-weight:800;font-size:28px;text-align:center;margin:0 0 10px;letter-spacing:-.01em;}
    p.sec-lead{text-align:center;color:var(--muted);font-size:15.5px;max-width:620px;margin:0 auto 42px;line-height:1.6;}
    section{padding:64px 0;}
    .divider-line{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);}

    /* ── PROBLEMA ── */
    .pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
    @media(max-width:860px){.pain-grid{grid-template-columns:1fr;}}
    .pain{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;}
    .pain .ic{font-size:26px;margin-bottom:10px;}
    .pain b{display:block;font-size:15.5px;margin-bottom:6px;}
    .pain p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.6;}

    /* ── MÉTODO ── */
    .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
    @media(max-width:900px){.feat-grid{grid-template-columns:repeat(2,1fr);}}
    @media(max-width:620px){.feat-grid{grid-template-columns:1fr;}}
    .feat{background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.01)),var(--card);
        border:1px solid var(--line);border-radius:18px;padding:26px;transition:transform .25s,border-color .25s;cursor:pointer;}
    .feat:hover{transform:translateY(-4px);border-color:rgba(108,140,255,.4);}
    .feat .ic{width:46px;height:46px;border-radius:13px;background:var(--card2);border:1px solid var(--line);
        display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:14px;}
    .feat b{display:block;font-size:16px;margin-bottom:8px;}
    .feat p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.65;}
    .feat-see{display:inline-block;margin-top:12px;color:var(--a);font-size:12.5px;font-weight:700;}

    /* ── LIGHTBOX (demo ao vivo de cada recurso, não screenshot) ── */
    .lightbox{display:none;position:fixed;inset:0;z-index:200;background:rgba(5,6,12,.86);backdrop-filter:blur(4px);
        align-items:flex-start;justify-content:center;overflow:auto;padding:40px 16px;}
    .lightbox.open{display:flex;}
    .lightbox-inner{max-width:640px;width:100%;background:var(--card);border:1px solid var(--line);border-radius:18px;
        padding:22px;display:flex;flex-direction:column;gap:14px;}
    .lightbox-close{align-self:flex-end;background:var(--card2);border:1px solid var(--line);color:var(--text);
        border-radius:9px;padding:7px 14px;font-size:13px;font-weight:700;cursor:pointer;}

    /* ── mini demos dentro do lightbox ── */
    .demo-list-item{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);}
    .demo-list-item:last-child{border-bottom:none;}
    .demo-list-item .t{font-weight:700;font-size:13.5px;}
    .demo-list-item .sub{color:var(--muted);font-size:11.5px;margin-top:2px;}
    .demo-badge{font-size:11px;font-weight:700;padding:3px 10px;border-radius:999px;white-space:nowrap;}
    .demo-badge.now{background:rgba(245,197,66,.15);color:var(--warn);}
    .demo-badge.soon{background:rgba(108,140,255,.15);color:var(--a);}
    .demo-chip-row{display:flex;flex-wrap:wrap;gap:7px;}
    .demo-chip{background:var(--card2);border:1px solid var(--line);border-radius:999px;padding:6px 13px;font-size:12px;font-weight:600;color:var(--muted);}
    .demo-chip.on{background:rgba(56,198,122,.14);border-color:var(--good);color:var(--good);}
    .demo-field{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--muted);font-size:12.5px;}
    .demo-toggle-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;}
    .demo-toggle-row:last-child{border-bottom:none;}
    .demo-toggle{width:17px;height:17px;border-radius:5px;border:1.5px solid var(--line);flex:0 0 auto;}
    .demo-toggle.on{background:var(--a);border-color:var(--a);}
    .demo-grow-line{font-family:'Inter',sans-serif;font-size:14px;font-weight:700;color:var(--text);margin:5px 0;}
    .demo-grow-line .hl2{color:var(--yellow);}
    .demo-arrow{color:var(--muted);text-align:center;font-size:13px;margin:2px 0;}
    .demo-trans-box{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--cyan);font-size:13px;margin-top:8px;}
    .demo-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;}
    @media(max-width:420px){.demo-stats{grid-template-columns:1fr;}}
    .demo-stat{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:14px;}
    .demo-stat b{display:block;font-size:22px;}
    .demo-stat span{color:var(--muted);font-size:11.5px;}

    /* ── NÍVEIS ── */
    .levels-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:32px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;}
    @media(max-width:820px){.levels-card{grid-template-columns:1fr;}}
    .levels-card h3{font-size:21px;margin:0 0 12px;}
    .levels-card p{color:var(--muted);font-size:14.5px;line-height:1.7;margin:0 0 14px;}
    .lv-steps{display:flex;flex-direction:column;gap:10px;}
    .lv-step{display:flex;align-items:center;gap:12px;font-size:13.5px;}
    .lv-step .n{width:26px;height:26px;border-radius:50%;background:var(--card2);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;color:var(--a);flex:0 0 auto;}
    .ring-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;}
    .schedule{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;}
    .schedule span{background:var(--card2);border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:12.5px;color:var(--cyan);font-weight:700;}

    /* ── EVOLUÇÃO ── */
    .evo-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px;}
    .evo-legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:10px;}
    .evo-legend span{display:flex;align-items:center;gap:6px;}
    .evo-legend i{display:inline-block;width:16px;height:3px;border-radius:2px;}
    .evo-callouts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px;}
    @media(max-width:760px){.evo-callouts{grid-template-columns:1fr;}}
    .evo-callout{background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:16px 18px;}
    .evo-callout b{display:block;font-size:20px;margin-bottom:4px;}
    .evo-callout span{color:var(--muted);font-size:12.5px;line-height:1.5;}
    .evo-note{text-align:center;color:var(--muted);font-size:11.5px;margin-top:16px;}

    /* ── PREÇO ── */
    .plans-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;max-width:1240px;margin:0 auto;}
    @media(max-width:1060px){.plans-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
    @media(max-width:600px){.plans-grid{grid-template-columns:1fr;}}
    .plans-grid .price-card{max-width:none;margin:0;display:flex;flex-direction:column;padding:34px 26px;}
    .plans-grid .price-card:not(.top){border-color:var(--line);background:var(--card);box-shadow:none;}
    .plans-grid .price-big{font-size:42px;}
    .plan-name{font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);}
    .plan-meter-l{text-align:left;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin:0 0 6px;}
    .plan-meter{height:8px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden;margin-bottom:22px;}
    .plan-meter i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--a),var(--pink));}
    .plans-grid .btn{margin-top:auto;cursor:pointer;font-family:inherit;}
    .plans-grid .btn:disabled{opacity:.6;cursor:default;}
    .price-card{max-width:440px;margin:0 auto;background:linear-gradient(180deg,rgba(108,140,255,.08),rgba(176,108,255,.04)),var(--card);
        border:1.5px solid rgba(108,140,255,.4);border-radius:22px;padding:36px 32px;text-align:center;position:relative;box-shadow:0 20px 60px rgba(108,140,255,.1);}
    .price-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(90deg,var(--a),var(--pink));
        color:#fff;font-size:11.5px;font-weight:800;letter-spacing:.04em;padding:6px 16px;border-radius:999px;text-transform:uppercase;white-space:nowrap;}
    .price-big{font-family:'Orbitron',sans-serif;font-weight:900;font-size:52px;margin:18px 0 0;}
    .price-big small{font-size:18px;color:var(--muted);font-weight:700;}
    .price-sub{color:var(--muted);font-size:13.5px;margin:4px 0 24px;}
    .price-list{text-align:left;display:flex;flex-direction:column;gap:11px;margin:0 0 26px;list-style:none;padding:0;font-size:14px;}
    .price-list li{display:flex;gap:10px;align-items:flex-start;}
    .price-list li .c{color:var(--good);flex:0 0 auto;margin-top:1px;}
    .price-note{color:var(--muted);font-size:12px;margin-top:16px;line-height:1.6;}

    /* ── FAQ ── */
    .faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:10px;}
    .faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;}
    .faq-q{padding:17px 20px;font-weight:700;font-size:14.5px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px;}
    .faq-q .arrow{transition:transform .25s;color:var(--muted);flex:0 0 auto;}
    .faq-item.open .faq-q .arrow{transform:rotate(180deg);}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease, padding .3s ease;padding:0 20px;color:var(--muted);font-size:13.5px;line-height:1.65;}
    .faq-item.open .faq-a{max-height:240px;padding:0 20px 18px;}

    /* ── CTA FINAL ── */
    .final-cta{text-align:center;background:linear-gradient(135deg,rgba(108,140,255,.12),rgba(224,95,208,.08));
        border:1px solid rgba(108,140,255,.3);border-radius:24px;padding:56px 24px;}
    .final-cta h2{margin-bottom:14px;}
    .final-cta p{color:var(--muted);font-size:15px;max-width:500px;margin:0 auto 28px;}


    /* amostra interativa por nível (sem cadastro) */
    .try-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;max-width:860px;margin:0 auto;}
    .try-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
    .try-chip{border:1.5px solid var(--line);background:transparent;color:var(--text);border-radius:999px;padding:8px 16px;font:600 14px inherit;font-family:inherit;cursor:pointer;}
    .try-chip.on{border-color:var(--a);background:rgba(108,140,255,.16);}
    .try-text{display:flex;flex-direction:column;gap:18px;margin:18px 0 6px;min-height:110px;}
    .try-sent{display:flex;flex-wrap:wrap;gap:14px 10px;}
    .try-chunk{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:8px 12px;cursor:pointer;text-align:left;font-family:inherit;color:inherit;transition:transform .12s,border-color .12s;}
    .try-chunk:hover{border-color:var(--a);transform:translateY(-1px);}
    .try-chunk.playing{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(77,208,225,.18);}
    .try-chunk b{display:block;font-size:17px;line-height:1.3;}
    .try-chunk b.y{color:var(--yellow);} .try-chunk b.w{color:var(--text);} .try-chunk b.r{color:var(--red);}
    .try-chunk small{display:block;margin-top:3px;font-size:12.5px;color:var(--cyan);font-weight:600;min-height:1em;}
    .try-foot{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}

    footer{padding:30px 0 50px;text-align:center;color:var(--muted);font-size:12.5px;}
    footer a{color:var(--muted);text-decoration:underline;}
    .price-pop{display:inline-flex;gap:6px;align-items:center;white-space:nowrap}
    .price-reason{margin:8px 0 2px;font-size:12.5px;font-weight:700;color:var(--good);text-align:center;line-height:1.35}
    .price-big .ic{font-size:.62em;vertical-align:middle;margin-right:4px}