/* ==========================================================================
   DESAIN LAYOUT KATALOG BUKU MANDIRI (VERSI HERO ACTIONS - CLEAN & MODERN)
   ========================================================================== */

.nb-halaman-buku-spesifik {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    background: #ffffff !important;
}

/* AREA HERO ATAS */
.nb-buku-hero-section {
    background: linear-gradient(160deg, #0f172a 0%, #1e40af 100%) !important;
    padding: 60px 24px !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.nb-buku-wrapper {
    max-width: 1000px !important;
    margin: 0 auto !important;
}

.nb-buku-grid-layout {
    display: grid !important;
    grid-template-columns: 280px 1fr !important;
    gap: 40px !important;
    align-items: center !important;
}

/* Cover Buku */
.nb-buku-kolom-sampul {
    width: 100% !important;
    max-width: 280px !important;
}

.nb-buku-img-render {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 320 / 450 !important;
    object-fit: cover !important;
    border-radius: 12px !important;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6) !important;
    border: 1px solid rgba(255,255,255,0.1) !important;
}

.nb-buku-no-cover {
    width: 100% !important;
    aspect-ratio: 320 / 450 !important;
    background: #1e293b !important;
    color: #94a3b8 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 12px !important;
}

/* Detail Info */
.nb-buku-kolom-info {
    color: #ffffff !important;
}

.nb-buku-badge-item {
    display: inline-block !important;
    background: rgba(251, 191, 36, 0.2) !important;
    border: 1px solid #fbbf24 !important;
    color: #fbbf24 !important;
    padding: 4px 12px !important;
    border-radius: 20px !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    margin-bottom: 12px !important;
    margin-right: 6px !important;
}

.nb-buku-judul-utama {
    font-family: 'Inter', sans-serif !important;
    font-size: clamp(1.8rem, 4vw, 2.5rem) !important;
    font-weight: 800 !important;
    color: #ffffff !important;
    line-height: 1.2 !important;
    margin: 0 0 16px 0 !important;
}

/* Kotak Metadata */
.nb-buku-kotak-meta {
    background: rgba(0, 0, 0, 0.2) !important;
    padding: 16px 20px !important;
    border-radius: 8px !important;
    border-left: 4px solid #fbbf24 !important;
    margin-bottom: 20px !important;
}

.nb-buku-meta-baris {
    font-family: 'Inter', sans-serif !important;
    font-size: 0.95rem !important;
    margin-bottom: 6px !important;
    color: #cbd5e1 !important;
}

.nb-buku-meta-baris strong {
    color: #ffffff !important;
}

/* Highlight Khusus Baris Harga (Berada di paling bawah kotak) */
.nb-harga-buku-highlight {
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding-top: 8px !important;
    margin-top: 10px !important;
    margin-bottom: 0 !important;
    font-size: 1.1rem !important;
}

.nb-harga-teks {
    color: #fbbf24 !important;
    font-weight: 800 !important;
}

/* GRUP TOMBOL MARKETPLACE DI AREA ATAS */
.nb-buku-hero-action-group {
    display: flex !important;
    gap: 12px !important;
    flex-wrap: wrap !important;
    margin-top: 15px !important;
}

.nb-btn-marketplace {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 10px 24px !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 0.9rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    text-decoration: none !important;
    border-radius: 6px !important;
    transition: all 0.2s ease-in-out !important;
    min-width: 150px !important;
    text-align: center !important;
}

.nb-btn-marketplace.btn-shopee { background: #ee4d2d !important; }
.nb-btn-marketplace.btn-shopee:hover { background: #d73a17 !important; transform: translateY(-2px) !important; }

.nb-btn-marketplace.btn-tokopedia { background: #03ac0e !important; }
.nb-btn-marketplace.btn-tokopedia:hover { background: #02850b !important; transform: translateY(-2px) !important; }

/* AREA SINOPSIS BAWAH */
.nb-buku-konten-section {
    background: #ffffff !important;
    padding: 50px 24px !important;
}

.nb-buku-wrapper-isi {
    max-width: 760px !important;
    margin: 0 auto !important;
}

.nb-buku-sub-judul {
    font-family: 'Inter', sans-serif !important;
    font-size: 1.4rem !important;
    font-weight: 700 !important;
    color: #0f172a !important;
    margin-bottom: 16px !important;
    border-bottom: 2px solid #f1f5f9 !important;
    padding-bottom: 6px !important;
}

.nb-buku-teks-isi {
    font-family: 'Inter', sans-serif !important;
    font-size: 1.05rem !important;
    line-height: 1.8 !important;
    color: #334155 !important;
}

/* KOTAK WHATSAPP BESAR UTUH HIJAU */
.nb-halaman-buku-spesifik .nb-post-cta {
    background: #25D366 !important;
    border: none !important;
    border-radius: 12px !important;
    padding: 30px !important;
    margin-top: 50px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 24px !important;
}

.nb-post-cta__content h3 {
    font-family: 'Inter', sans-serif !important;
    color: #ffffff !important;
    margin: 0 0 6px 0 !important;
    font-size: 1.3rem !important;
    font-weight: 700 !important;
}

.nb-post-cta__content p {
    font-family: 'Inter', sans-serif !important;
    color: rgba(255, 255, 255, 0.9) !important;
    margin: 0 !important;
    font-size: 0.95rem !important;
    line-height: 1.6 !important;
}

.nb-post-cta__btn {
    background: #ffffff !important;
    color: #25D366 !important;
    padding: 14px 28px !important;
    border-radius: 50px !important;
    font-weight: 700 !important;
    font-size: 0.95rem !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    white-space: nowrap !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1) !important;
    transition: all 0.2s ease-in-out !important;
    font-family: 'Inter', sans-serif !important;
}

.nb-post-cta__btn:hover { background: #f8fafc !important; transform: translateY(-2px) !important; }
.nb-post-cta__btn svg { fill: #25D366 !important; width: 20px !important; height: 20px !important; }

/* RESPONSIVE */
@media (max-width: 768px) {
    .nb-buku-grid-layout { grid-template-columns: 1fr !important; gap: 24px !important; }
    .nb-buku-kolom-info { text-align: center !important; }
    .nb-buku-kotak-meta { text-align: left !important; }
    .nb-buku-hero-action-group { justify-content: center !important; }
    .nb-halaman-buku-spesifik .nb-post-cta { flex-direction: column !important; text-align: center !important; padding: 24px !important; gap: 20px !important; }
    .nb-post-cta__btn, .nb-btn-marketplace { width: 100% !important; justify-content: center !important; }
}

/* ==========================================================================
   FIX: Class yang ada di PHP tapi belum di-style
   ========================================================================== */

/* Container badge genre di halaman detail buku */
.nb-buku-badges-container {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    margin-bottom: 12px !important;
}

/* Wrapper area sinopsis */
.nb-buku-sinopsis-area {
    margin-bottom: 40px !important;
}