:root {
      --bg-page: #FAF8F5;
      --text-main: #242220;
      --text-muted: #787570;
      --color-bold: #991b1b; /* Cor especial ao usar <strong> ou <b> */
      --btn-primary: #832D2D;
      --btn-primary-hover: #682323;
    }

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

    html, body {
      background-color: var(--bg-page);
      color: var(--text-main);
      font-family: 'Literata', Georgia, 'Times New Roman', serif;
      font-size: 19px;
      line-height: 1.85;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      text-rendering: optimizeLegibility;
    }

    ::selection {
      background-color: #fef08a;
      color: #1a1a1a;
    }

    /* CONTAINER PRINCIPAL ESTILO E-READER (680px) */
    .container-leitura {
      max-width: 680px;
      margin: 0 auto;
      padding: 80px 24px 100px 24px;
    }

    /* DESTAQUE AUTOMÁTICO EM NEGRITO */
    strong, b {
      font-weight: 700;
      color: var(--color-bold);
    }

    p {
      margin-bottom: 24px;
    }

    /* TÍTULOS */
    h1 {
      font-size: 36px;
      line-height: 1.25;
      color: #141413;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 24px;
    }

    h2 {
      font-size: 26px;
      line-height: 1.35;
      color: #141413;
      font-weight: 700;
      margin-top: 40px;
      margin-bottom: 20px;
    }

    .kicker {
      font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
      font-size: 14px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    .subtitulo {
      font-size: 20px;
      line-height: 1.65;
      color: #4A4744;
      font-style: italic;
      margin-bottom: 24px;
    }

    .divisor {
      width: 64px;
      height: 1px;
      background-color: #D4CEC5;
      margin: 32px 0;
    }

    .meta-carta {
      font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 40px;
    }

    .citacao {
      font-size: 22px;
      line-height: 1.5;
      color: #161514;
      font-weight: 500;
      font-style: italic;
      padding-left: 18px;
      border-left: 2px solid rgba(153, 27, 27, 0.4);
      margin: 36px 0;
    }

    /* MOLDURA DO PRINT DO WHATSAPP */
    .whatsapp-moldura {
      max-width: 380px;
      margin: 40px auto;
      text-align: center;
    }

    .whatsapp-foto-box {
      border-radius: 18px;
      overflow: hidden;
      border: 1px solid #D8D2C7;
      background-color: #EFEAE2;
      box-shadow: 0 6px 24px -4px rgba(36, 34, 32, 0.08), 0 2px 6px -1px rgba(36, 34, 32, 0.04);
    }

    .whatsapp-foto-box img {
      width: 100%;
      height: auto;
      display: block;
    }

/* LISTA EDITORIAL */
    .lista-editorial {
      margin: 28px 0;
      padding-left: 8px;
    }

    .lista-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin-bottom: 16px;
    }

    .lista-item-traco {
      color: var(--color-bold);
      font-weight: 700;
      font-size: 22px;
      line-height: 1;
      margin-top: 2px;
    }

    /* O BOTÃO COMPRAR AGORA (SEM ÍCONE, SIMPLES E BONITO) */
    .secao-botao {
      margin: 64px 0 40px 0;
      text-align: center;
    }

    .btn-comprar {
      display: inline-block;
      width: 100%;
      max-width: 340px;
      padding: 18px 36px;
      background-color: var(--btn-primary);
      color: #ffffff;
      font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
      font-size: 19px;
      font-weight: 700;
      letter-spacing: 0.03em;
      text-decoration: none;
      border: 1px solid #702525;
      border-radius: 8px;
      cursor: pointer;
      box-shadow: 0 4px 14px -1px rgba(83, 34, 29, 0.18);
      transition: all 0.2s ease-in-out;
      text-align: center;
    }

    .btn-comprar:hover {
      background-color: var(--btn-primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px -1px rgba(83, 34, 29, 0.24);
    }

    .btn-comprar:active {
      transform: translateY(0);
    }

    .garantia-nota {
      font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 14px;
    }

    /* PLAYER DE ÁUDIO EDITORIAL ESTILO KINDLE / E-READER */
    .player-editorial {
      max-width: 480px;
      margin: 0 auto;
      background-color: #F5F2EB;
      border-radius: 14px;
      padding: 18px 20px;
      border: 1px solid #E2DDD3;
      box-shadow: 0 4px 24px -4px rgba(36, 34, 32, 0.06);
      font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    }

    .player-main-row {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .btn-play-editorial {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background-color: var(--btn-primary);
      color: #FAF8F5;
      border: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      box-shadow: 0 3px 10px rgba(131, 45, 45, 0.20);
      transition: all 0.2s ease-in-out;
    }

    .btn-play-editorial:hover {
      background-color: var(--btn-primary-hover);
      transform: scale(1.03);
    }

    .btn-play-editorial:active {
      transform: scale(0.96);
    }

    .player-controls {
      flex: 1;
      min-width: 0;
    }

    .waveform-container {
      height: 40px;
      display: flex;
      align-items: center;
      gap: 3.5px;
      cursor: pointer;
      padding: 4px 0;
    }

    .waveform-bar {
      width: 3px;
      border-radius: 99px;
      background-color: #ADA293;
      transition: all 0.1s;
    }

    .waveform-bar.played {
      background-color: var(--btn-primary);
    }

    .waveform-container:hover .waveform-bar:not(.played) {
      background-color: #948777;
    }

    .player-info-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: #66635F;
      margin-top: 6px;
      font-weight: 500;
      letter-spacing: 0.02em;
    }

    .secao-ps {
      margin-top: 48px;
      padding-top: 32px;
      border-top: 1px solid #D4CEC5;
      font-size: 17px;
      color: #4A4744;
    }

    @media (max-width: 600px) {
      .container-leitura {
        padding: 48px 18px 72px 18px;
        font-size: 17px;
      }

      h1 {
        font-size: 27px;
      }

      h2 {
        font-size: 22px;
      }

      .btn-comprar {
        width: 100%;
        padding: 16px 24px;
        font-size: 18px;
      }
    }

.audio-intro { max-width: 480px; margin: 0 auto 16px; font-size: 17px; line-height: 1.6; }
.audio-intro strong { color: var(--text-main); }
.audio-error { max-width: 480px; margin: 12px auto 0; font-size: 14px; color: var(--color-bold); }
.btn-comprar { line-height: 1.4; min-height: 56px; }
.btn-comprar:focus-visible, .btn-play-editorial:focus-visible, .waveform-container:focus-visible { outline: 3px solid #832D2D; outline-offset: 4px; }
.waveform-bar { flex: 1; min-width: 1px; max-width: 4px; }
@media (max-width: 400px) { .player-editorial { padding: 16px; } .player-main-row { gap: 14px; } .waveform-container { gap: 2px; } .audio-intro { font-size: 16px; } }


/* Refinamentos aprovados de leitura e apresentação responsiva. */
.container-leitura { line-height: 1.8; }
p { margin-bottom: 22px; }
h1 { text-wrap: pretty; }
h2 { margin-top: 42px; margin-bottom: 22px; text-wrap: pretty; }
.meta-carta p { margin-bottom: 6px; }
.meta-carta p:last-child { margin-bottom: 0; }
.citacao { margin: 32px 0; line-height: 1.6; }
.whatsapp-moldura { max-width: 390px; margin: 32px auto; }
.whatsapp-foto-box { border-radius: 12px; box-shadow: 0 4px 16px -4px rgba(36,34,32,.07); }
.lista-item { margin-bottom: 18px; }
.lista-item:last-child { margin-bottom: 0; }
.lista-item p { margin-bottom: 0; }
.lista-item-traco { flex-shrink: 0; }
.garantia-nota { max-width: 390px; margin: 16px auto 0; line-height: 1.7; text-wrap: pretty; }
.secao-ps { line-height: 1.8; }
@media(max-width:600px) {
 .container-leitura { padding: 42px 20px 64px; font-size: 17px; line-height: 1.8; }
 .kicker { font-size: 12px; line-height: 1.7; letter-spacing: .14em; }
 .subtitulo { font-size: 18px; line-height: 1.65; }
 .meta-carta { font-size: 14px; margin-bottom: 32px; }
 h1 { font-size: 27px; line-height: 1.28; }
 h2 { font-size: 23px; line-height: 1.4; margin-top: 36px; }
 .citacao { font-size: 20px; padding-left: 15px; }
 .whatsapp-moldura { margin: 28px auto; }
 .lista-editorial { padding-left: 0; }
 .lista-item { gap: 10px; }
 .garantia-nota { font-size: 12px; }
 .secao-ps { font-size: 16px; }
}
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { transition: none !important; } }