:root{
  --bg: #0b0f19;
  --card: rgba(255,255,255,.06);
  --stroke: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --muted2: rgba(255,255,255,.55);
  --accent: #6ae4ff;
  --accent2: #7c5cff;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius: 18px;
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px 600px at 10% 10%, rgba(124,92,255,.20), transparent 55%),
    radial-gradient(1000px 550px at 90% 15%, rgba(106,228,255,.15), transparent 55%),
    var(--bg);
  color: var(--text);
}

a{ color: inherit; }

.container{
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 18px 46px;
}

.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  backdrop-filter: blur(10px);
}

.hero{
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 20px;
  align-items: center;
  margin-bottom: 16px;
}

.brand h1{
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: .2px;
}

.lead{
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
  font-size: 1.05rem;
}

.hero__media{
  display: flex;
  justify-content: center;
}

.avatar{
  width: min(320px, 70vw);
  height: auto;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  background: rgba(255,255,255,.04);
}

h2{
  margin: 0 0 12px;
  font-size: 1.35rem;
}

.bullets{
  margin: 12px 0 18px;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  text-decoration: none;
  font-weight: 600;
  transition: transform .08s ease, background .2s ease, border-color .2s ease;
  user-select: none;
}

.btn:active{ transform: translateY(1px); }

.btn-primary{
  border-color: rgba(106,228,255,.35);
  background: linear-gradient(135deg, rgba(106,228,255,.20), rgba(124,92,255,.18));
}

.btn-secondary{
  background: rgba(255,255,255,.06);
}

.btn-ghost{
  background: transparent;
}

.btn:hover{
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.07);
}

.small{ font-size: .92rem; }
.muted{ color: var(--muted); }
.mono{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
.contact{ margin-top: 14px; }

.footer{
  margin-top: 14px;
  text-align: center;
  color: var(--muted2);
}

@media (max-width: 820px){
  .hero{ grid-template-columns: 1fr; }
  .hero__media{ order: -1; }
  .card{ padding: 18px; }
}

.book-cover{
  width: min(380px, 85vw);
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow:
    0 20px 60px rgba(0,0,0,.45),
    0 0 0 1px rgba(255,255,255,.05) inset;
  background: rgba(255,255,255,.04);
}

.site-footer{
  margin-top: 24px;
  padding: 16px 0;
  text-align: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,.55);
}

.site-footer a{
  color: rgba(255,255,255,.65);
  text-decoration: none;
  border-bottom: 1px dotted rgba(255,255,255,.25);
}

.site-footer a:hover{
  color: rgba(255,255,255,.85);
  border-bottom-color: rgba(255,255,255,.45);
}


/* ===== Navegação ===== */

.site-nav{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,25,.55);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.nav-inner{
  max-width: 980px;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand{
  font-weight: 700;
  text-decoration: none;
  color: rgba(255,255,255,.92);
  letter-spacing: .3px;
}

.nav-links{
  list-style: none;
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 0;
}

.nav-links a{
  text-decoration: none;
  font-size: .95rem;
  color: rgba(255,255,255,.70);
}

.nav-links a:hover{
  color: rgba(255,255,255,.95);
}


.audio-player{
  margin: 18px 0 28px;
}

.audio-btn{
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.9);
  padding: 10px 16px;
  border-radius: 12px;
  cursor: pointer;
  font-size: .95rem;
}

.audio-btn:hover{
  background: rgba(255,255,255,.12);
}


.article-figure{
  margin: 28px 0;
  text-align: center;
}

.article-figure img{
  max-width: 100%;
  border-radius: 12px;
}

.article-figure figcaption{
  margin-top: 8px;
}

.audio-btn-secondary{
  margin-left: 8px;
  opacity: .85;
}
.audio-btn-secondary:hover{
  opacity: 1;
}
.article-footer{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  gap: 12px;
}

/* empurra reações para a direita */
.article-footer .reaction-box{
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* mobile: centraliza */
@media (max-width: 640px){
  .article-footer{
    flex-direction: column;
    align-items: flex-end;
  }
}

.article-footer{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  gap: 12px;
}

/* empurra reações para a direita */
.article-footer .reaction-box{
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* mobile: centraliza */
@media (max-width: 640px){
  .article-footer{
    flex-direction: column;
    align-items: flex-end;
  }
}