/* =========================================
   SILENCIO — tema exclusivo de "O Poder do Silêncio"
   Carregado APÓS style.css, só nas páginas deste livro (body.zen).
   Reaproveita a estrutura/classes do projeto; troca apenas a "pele".
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=Nunito:wght@400;500;700&display=swap');

body.zen {
    --c-teal: #2dd4bf;
    --c-gold: #f5c842;
    --c-amber: #d4a045;
    --c-sage: #6bbb8a;
    --c-mist: #7eb8c9;
    --c-lavender: #a78bfa;
    --ink: #e8ede9;
    --ink-soft: #a3b5ab;
    --font-zen: 'Cormorant Garamond', Georgia, serif;
    --font-read: 'Nunito', system-ui, sans-serif;

    background:
        radial-gradient(60% 55% at 20% 0%, rgba(45, 212, 191, 0.15), transparent 60%),
        radial-gradient(55% 45% at 85% 15%, rgba(245, 200, 66, 0.10), transparent 60%),
        radial-gradient(65% 55% at 50% 100%, rgba(107, 187, 138, 0.12), transparent 60%),
        #0b1a17;
    background-attachment: fixed;
    color: var(--ink);
    font-family: var(--font-read);
}

/* neblina sutil flutuando */
body.zen::before {
    content: '';
    position: fixed;
    inset: -30%;
    z-index: -1;
    background:
        radial-gradient(ellipse at 30% 40%, rgba(45, 212, 191, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse at 70% 60%, rgba(245, 200, 66, 0.05) 0%, transparent 70%);
    animation: zen-breathe 12s ease-in-out infinite alternate;
}
@keyframes zen-breathe {
    from { opacity: 0.4; transform: scale(1); }
    to   { opacity: 1;   transform: scale(1.05); }
}

.zen .page {
    background: rgba(11, 26, 23, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 0 60px rgba(45, 212, 191, 0.08) inset;
}

/* ---- Navegação superior ---- */
.zen .back-link {
    color: var(--c-teal);
    border-bottom-color: rgba(45, 212, 191, 0.4);
    font-family: var(--font-read);
    font-weight: 500;
    letter-spacing: 0.02em;
}
.zen .back-link:hover { color: var(--c-gold); border-bottom-color: var(--c-gold); }
.zen .skip-link { background: var(--c-teal); color: #0b1a17; }

/* ---- Header ---- */
.zen .header { border-bottom: none; position: relative; }
.zen .header::after {
    content: '';
    display: block;
    height: 2px;
    margin-top: 2rem;
    border-radius: 4px;
    background: linear-gradient(90deg,
        transparent, var(--c-teal), var(--c-gold), var(--c-teal), transparent);
    opacity: 0.6;
}
.zen .header-title {
    font-family: var(--font-zen);
    font-weight: 400;
    letter-spacing: 0.03em;
    line-height: 1.1;
}
.zen .header-title-light {
    font-family: var(--font-zen);
    font-weight: 400;
    color: var(--c-teal);
    opacity: 0.8;
}
.zen .header-title-bold {
    font-family: var(--font-zen);
    font-weight: 700;
    color: var(--c-gold);
    filter: drop-shadow(0 1px 8px rgba(245, 200, 66, 0.3));
}

.zen .header-subtitle {
    color: var(--c-teal);
    font-family: var(--font-read);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.85rem;
}
.zen .header-credit { color: var(--ink-soft); font-family: var(--font-read); }
.zen .header-intro { color: var(--ink); font-size: 1.05rem; line-height: 1.7; }
.zen .header-intro strong { color: var(--c-gold); }

/* ---- Cards ---- */
.zen .card {
    border: 1px solid rgba(45, 212, 191, 0.2);
    border-radius: 16px;
    background: rgba(15, 30, 26, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: transform 400ms cubic-bezier(.25,.46,.45,.94),
                box-shadow 400ms cubic-bezier(.25,.46,.45,.94),
                border-color 400ms ease;
}
.zen .grid .card:nth-child(6n+1) { --accent: var(--c-teal); }
.zen .grid .card:nth-child(6n+2) { --accent: var(--c-gold); }
.zen .grid .card:nth-child(6n+3) { --accent: var(--c-sage); }
.zen .grid .card:nth-child(6n+4) { --accent: var(--c-mist); }
.zen .grid .card:nth-child(6n+5) { --accent: var(--c-lavender); }
.zen .grid .card:nth-child(6n+6) { --accent: var(--c-amber); }

.zen .card:hover {
    transform: translateY(-2px);
    border-color: var(--accent, var(--c-teal));
    box-shadow: 0 0 24px -8px var(--accent, var(--c-teal));
}
.zen .card-icon { color: var(--accent, var(--c-teal)); opacity: 0.8; }

.zen .card-title {
    font-family: var(--font-zen);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--accent, var(--c-teal));
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    letter-spacing: 0.01em;
}

.zen .card-body { color: var(--ink); line-height: 1.7; }
.zen .card-body strong { color: var(--accent, var(--c-teal)); }
.zen .card-tip { color: var(--c-sage); font-weight: 500; font-style: italic; }
.zen .card-tip strong { color: var(--c-gold); font-style: normal; }

.zen .content-list { color: var(--ink-soft); }
.zen .content-list li::marker { color: var(--accent, var(--c-teal)); }
.zen .content-list strong { color: var(--ink); }

.zen .card-details-inner p { color: var(--ink-soft); }
.zen .card-details-inner h3 { color: var(--accent, var(--c-teal)); }
.zen blockquote {
    font-family: var(--font-zen);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--ink);
    border-left: 3px solid var(--accent, var(--c-teal));
    padding-left: 1.2rem;
    opacity: 0.9;
}

/* ---- Tabelas ---- */
.zen .data-table th { color: var(--c-gold); border-bottom-color: rgba(45, 212, 191, 0.3); }
.zen .data-table td { color: var(--ink-soft); border-bottom-color: rgba(45, 212, 191, 0.15); }

/* ---- Lições-Chave ---- */
.zen .lessons {
    border: 1px solid rgba(45, 212, 191, 0.25);
    border-radius: 16px;
    background: rgba(15, 30, 26, 0.6);
    box-shadow: 0 0 20px -8px rgba(45, 212, 191, 0.15);
}
.zen .lessons-title {
    font-family: var(--font-zen);
    font-weight: 700;
    color: var(--c-gold);
    background: transparent;
    border-radius: 0;
    font-size: 1.2rem;
}
.zen .lessons-list { color: var(--ink); }
.zen .lessons-list li::marker { color: var(--c-gold); }

/* ---- Navegação entre capítulos ---- */
.zen .chapter-nav { border-top-color: rgba(45, 212, 191, 0.2); }
.zen .chapter-nav-link {
    font-family: var(--font-read);
    font-weight: 600;
    color: var(--c-teal);
    border: 1px solid rgba(45, 212, 191, 0.3);
    border-radius: 999px;
    background: transparent;
    transition: all 300ms ease;
}
.zen .chapter-nav-link:hover {
    background: rgba(45, 212, 191, 0.12);
    border-color: var(--c-teal);
    box-shadow: 0 0 14px -4px var(--c-teal);
}

/* ---- Lista de capítulos (visão geral) ---- */
.zen .chapter-link {
    color: var(--ink);
    border: 1px solid rgba(45, 212, 191, 0.2);
    border-radius: 12px;
    background: rgba(15, 30, 26, 0.5);
    font-family: var(--font-read);
    font-weight: 500;
    transition: background 250ms, box-shadow 250ms, border-color 250ms;
}
.zen .chapter-link:hover {
    background: rgba(45, 212, 191, 0.08);
    border-color: var(--c-teal);
    box-shadow: 0 0 14px -6px var(--c-teal);
}
.zen .chapter-link .arrow { color: var(--c-gold); }

/* ---- Footer ---- */
.zen .footer {
    background: rgba(11, 26, 23, 0.8);
    border: 1px solid rgba(45, 212, 191, 0.15);
    color: var(--ink-soft);
}
.zen .footer-credit { color: var(--ink-soft); }

/* ---- Headings genéricos ---- */
.zen h1, .zen h2, .zen h3, .zen h4 { font-family: var(--font-zen); }

/* Respeita quem prefere menos movimento */
@media (prefers-reduced-motion: reduce) {
    body.zen::before { animation: none; }
}