/* ---- Book Section ---- */
.book-section { 
    background: #f8f9fa;
 }

.book-section-title {
     color: #1a2a4a;
     }
.icon-book-float { 
    animation: bookFloat 3s ease-in-out infinite; 
    color:#1a2a4a; 
}
@keyframes bookFloat {
     0%,100%{transform:translateY(0);}
      50%{transform:translateY(-8px);}
    
    }
.book-title-underline {
     height:4px; width:80px;
      background:linear-gradient(90deg,#1a2a4a,#e67e22);
     }


     
.book-unified-card {
     border:none; 
     transition:box-shadow .4s, transform .4s; 
    }
.book-unified-card:hover {
     box-shadow:0 28px 60px rgba(26,42,74,0.22)!important; 
     transform:translateY(-4px);
     }

/* Input hover/focus glow */
.book-input:hover {
     border-color:#aab4c8;
     }
.book-input:focus { 
    border-color:#1a2a4a; 
    box-shadow:0 0 0 0.18rem rgba(26,42,74,0.18);
 }
.input-group:focus-within .input-group-text.book-input-icon {
     background:#e8ecf4;
      border-color:#1a2a4a; color:#1a2a4a; 
      transition:all .2s; }


      
.btn-buy-submit {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #fff;
    border: none;
    border-radius: 14px;
    padding: 13px 20px;
    font-size: 0.97rem;
    letter-spacing: 0.3px;
    box-shadow: 0 6px 20px rgba(37,211,102,0.35);
    transition: all 0.35s cubic-bezier(.4,0,.2,1);
}
.btn-buy-submit:hover {
    background: linear-gradient(135deg, #1ebe5a 0%, #0f7a6e 100%);
    box-shadow: 0 10px 32px rgba(37,211,102,0.5);
    transform: translateY(-2px);
    color: #fff;
}
.btn-buy-submit:active { transform:translateY(0); box-shadow:0 4px 12px rgba(37,211,102,0.3); }

.btn-buy-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    pointer-events: none;
}
.btn-wa-icon {
    font-size: 1.4rem;
    transition: transform 0.35s cubic-bezier(.4,0,.2,1);
}
.btn-buy-submit:hover .btn-wa-icon { transform: rotate(-10deg) scale(1.2); }

.btn-buy-text { flex:1; text-align:center; }

.btn-arrow-icon {
    font-size: 0.85rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: all 0.35s cubic-bezier(.4,0,.2,1);
}
.btn-buy-submit:hover .btn-arrow-icon { opacity:1; transform:translateX(0); }



.btn-buy-ripple {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.25) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0);
    transition: opacity 0.5s, transform 0.5s;
    z-index: 1;
    border-radius: 14px;
}
.btn-buy-submit:active .btn-buy-ripple { 
    opacity:1;
     transform:scale(1);
     }


.book-img-col { 
    min-height:420px; 
}
.book-unified-img-wrap { position:relative; width:100%; height:100%; min-height:420px; overflow:hidden; }
.book-unified-img { width:100%; height:100%; object-fit:cover; object-position:center top; display:block; transition:transform .5s ease; }
.book-unified-card:hover .book-unified-img { transform:scale(1.04); }
.book-unified-overlay { position:absolute; bottom:0; left:0; right:0; padding:16px; background:linear-gradient(to top, rgba(10,22,40,0.92) 0%, rgba(10,22,40,0.3) 60%, transparent 100%); display:flex; flex-direction:column; align-items:flex-start; }
.book-badge { background:linear-gradient(90deg,#f0c040,#e67e22); color:#1a2a4a; font-weight:700; border-radius:20px; font-size:0.78rem !important; }

/* ---- Right Form Column ---- */
.book-form-col { background:#fff; border-left:1px solid #eee; }
.book-form-icon-sm { width:44px; height:44px; background:linear-gradient(135deg,#1a2a4a,#0d3060); border-radius:50%; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.book-form-icon-sm i { color:#f0c040; font-size:1rem; }
.book-price-row { background:#f8f9fa; border:1px solid #eee; }
.book-features li { padding:4px 0; color:#333; font-size:0.88rem; }
.book-input-icon { background:#f8f9fa; border-color:#dee2e6; color:#666; font-size:0.82rem; }
.book-input { border-color:#dee2e6; font-size:0.85rem; }
.book-input:focus { border-color:#1a2a4a; box-shadow:0 0 0 0.15rem rgba(26,42,74,0.15); }
@media(max-width:767px){ .book-img-col { min-height:280px; } .book-unified-img-wrap { min-height:280px; } .book-form-col { border-left:none; border-top:1px solid #eee; } }

/* ---- Offline Page ---- */
.offline-overlay { position:fixed; inset:0; background:linear-gradient(135deg,#0a1628,#1a2a4a); z-index:99999; display:flex!important; align-items:center; justify-content:center; flex-direction:column; color:#fff; }
.offline-overlay.d-none { display:none!important; }
.offline-icon i { color:#f0c040; animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.5;} }

/* ---- Slow Network Loader ---- */
.slow-loader-bar { position:fixed; top:0; left:0; right:0; z-index:9999; height:5px; background:rgba(240,192,64,0.2); }
.slow-loader-bar.d-none { display:none!important; }
.slow-loader-progress { height:100%; width:0; background:linear-gradient(90deg,#e54646,#f70717); animation:loadProgress 2.5s ease-in-out infinite; border-radius:0 3px 3px 0; }
@keyframes loadProgress { 0%{width:0%} 50%{width:70%} 100%{width:100%} }
.slow-loader-text { position:fixed; top:8px; left:50%; transform:translateX(-50%); background:rgba(26,42,74,0.95); color:#f0c040; padding:6px 18px; border-radius:20px; font-size:0.82rem; font-weight:600; white-space:nowrap; box-shadow:0 2px 10px rgba(0,0,0,0.3); }