/* Premium UI Day/Night Variables */
:root {
    --bg-main: #fdfcfb;
    --nav-bg: #eef3f9;
    --text-main: #2b2b2b;
    --filter-bg: #e8ecef;
    --card-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    --filter-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);

    /* Pastel Book Backgrounds */
    --book-color-1: #C9CCEB;
    /* Lavender */
    --book-color-2: #ADCAD2;
    /* Teal/Mint */
    --book-color-3: #C6E6DB;
    /* Pale Green */
    --book-color-4: #F3D7A7;
    /* Gold/Mustard */
    --book-color-5: #a8d5e2;
    /* Light Blue */
    --book-color-6: #f5c6cb;
    /* Pinkish */
    --book-color-7: #d5dae2;
    /* Silver Slate */
    --book-color-8: #D3DEC0;
    /* Sage Green */
}

[data-theme="dark"] {
    --bg-main: #3b426e;
    --nav-bg: #2b3052;
    --text-main: #eaeaea;
    --filter-bg: #4c5484;
    --card-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    --filter-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

/* Base Adjustments */
body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Outfit', sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
}

.font-serif {
    font-family: 'Playfair Display', serif;
}

/* Arabic Interface Header Typography Overrides (Excludes book cover card titles) */
[dir="rtl"] .font-serif,
:lang(ar) .font-serif,
[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4,
[dir="rtl"] h5,
[dir="rtl"] h6,
:lang(ar) h1,
:lang(ar) h2,
:lang(ar) h3,
:lang(ar) h4,
:lang(ar) h5,
:lang(ar) h6 {
    font-family: 'Outfit', sans-serif !important;
    font-weight: 700;
}

/* Glassmorphism / Solid Navbar */
.glass-nav {
    background: var(--nav-bg) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
    transition: background-color 0.3s;
}

[data-theme="dark"] .glass-nav {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.glass-nav .navbar-brand {
    font-weight: 700;
    color: var(--text-main) !important;
}

.logo-dark {
    display: none !important;
}

.logo-light {
    display: inline-block !important;
}

[data-theme="dark"] .logo-light {
    display: none !important;
}

[data-theme="dark"] .logo-dark {
    display: inline-block !important;
}

.glass-nav .nav-link {
    color: var(--text-main) !important;
    opacity: 0.8;
}

.glass-nav .nav-link:hover {
    opacity: 1;
}

.glass-nav .navbar-toggler {
    border-color: rgba(43, 43, 43, 0.3) !important;
}

.glass-nav .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2843, 43, 43, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

[data-theme="dark"] .glass-nav .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3) !important;
}

[data-theme="dark"] .glass-nav .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Embossed/Shadow Text Effect */
.gold-text {
    color: #ffffff !important;
    line-height: 1.3;
    overflow: visible;
    text-shadow:
        -1px -1px 0 #e6ca65,
        1px -1px 0 #e6ca65,
        -1px 1px 0 #e6ca65,
        1px 1px 0 #e6ca65,
        0 0 6px rgba(255, 223, 110, 0.75),
        0 0 12px rgba(230, 192, 75, 0.45),
        1px 2px 4px rgba(0, 0, 0, 0.35);
}

/* Filter Panel (Scrolls naturally) */
.sticky-filter {
    position: static;
}

.filter-card {
    background-color: var(--filter-bg);
    border-radius: 12px;
    border: none;
    box-shadow: var(--filter-shadow);
    color: var(--text-main);
    transition: background-color 0.3s;
}

.filter-card .form-label,
.filter-card .card-title {
    color: var(--text-main);
}

.filter-card .form-select {
    background-color: var(--bg-main);
    color: var(--text-main);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .filter-card .form-label,
[data-theme="dark"] .filter-card .card-title,
[data-theme="dark"] .filter-card .text-muted {
    color: #ffffff !important;
}

[data-theme="dark"] .filter-card .btn-outline-secondary {
    color: #ffffff !important;
    border-color: #ffffff !important;
}

[data-theme="dark"] .filter-card .btn-outline-secondary:hover {
    background-color: #ffffff !important;
    color: var(--bg-main) !important;
}

[data-theme="dark"] .filter-card .form-select {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* --- THE BOOK COVER EFFECT --- */
.book-cover-container {
    perspective: 1000px;
    max-width: 250px;
    margin: 0 auto;
}

.book-cover {
    position: relative;
    aspect-ratio: 1 / 1.35;
    border-radius: 4px 12px 12px 4px;
    color: #2b2b2b;
    /* Always dark text on light pastels */
    padding: 1.2rem 1rem 1.2rem 1.4rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2), inset 8px 0 15px rgba(0, 0, 0, 0.05);
    border-left: 1px solid rgba(0, 0, 0, 0.1);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
    transform-style: preserve-3d;
}

.book-cover::after {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(0, 0, 0, 0.05);
    box-shadow: -1px 0 2px rgba(255, 255, 255, 0.4), 1px 0 3px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

/* Color cycling using nth-child */
.col:nth-child(8n+1) .book-cover {
    background-color: var(--book-color-1);
}

.col:nth-child(8n+2) .book-cover {
    background-color: var(--book-color-2);
}

.col:nth-child(8n+3) .book-cover {
    background-color: var(--book-color-3);
}

.col:nth-child(8n+4) .book-cover {
    background-color: var(--book-color-4);
}

.col:nth-child(8n+5) .book-cover {
    background-color: var(--book-color-5);
}

.col:nth-child(8n+6) .book-cover {
    background-color: var(--book-color-6);
}

.col:nth-child(8n+7) .book-cover {
    background-color: var(--book-color-7);
}

.col:nth-child(8n+8) .book-cover {
    background-color: var(--book-color-8);
}

.book-cover:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3), inset 8px 0 15px rgba(0, 0, 0, 0.05);
}

/* RTL Adjustments for Book Cover */
[dir="rtl"] .book-cover {
    border-radius: 12px 4px 4px 12px;
    padding: 1.2rem 1.4rem 1.2rem 1rem;
    box-shadow: -2px 4px 10px rgba(0, 0, 0, 0.1), inset -8px 0 15px rgba(0, 0, 0, 0.05);
    border-left: none;
    border-right: 1px solid rgba(0, 0, 0, 0.1);
}

[dir="rtl"] .book-cover::after {
    left: auto;
    right: 14px;
}

[dir="rtl"] .book-cover:hover {
    box-shadow: -5px 15px 25px rgba(0, 0, 0, 0.15), inset -8px 0 15px rgba(0, 0, 0, 0.05);
}

/* Inner elements styling for book cover */
.book-cover .card-title {
    font-family: 'Finger Paint', cursive, sans-serif;
    font-size: 1.48rem;
    font-weight: 400;
    margin: -8px -8px 0.3rem -8px;
    padding: 8px;
    line-height: 1.3;
    min-height: 4.45em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #403e6d !important;
    text-shadow:
        -1px -1px 0 #e6ca65,
        1px -1px 0 #e6ca65,
        -1px 1px 0 #e6ca65,
        1px 1px 0 #e6ca65,
        0 0 6px rgba(255, 223, 110, 0.75),
        0 0 12px rgba(230, 192, 75, 0.45),
        1px 2px 4px rgba(0, 0, 0, 0.35);
}

[dir="rtl"] .book-cover .card-title,
:lang(ar) .book-cover .card-title {
    font-family: 'Kufam', 'Outfit', sans-serif !important;
    font-weight: 700;
    -webkit-text-stroke: 0;
}

.book-cover .card-subtitle {
    color: #444;
    font-size: 1.15rem;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 0;
}

/* Minimalist curriculum pills */
.curriculum-pill {
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.4);
    color: #333;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 700;
}

/* Grade pill */
.grade-pill {
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.6);
    color: #333;
    padding: 2px 8px;
    border-radius: 12px;
    display: inline-block;
    margin-top: 4px;
    font-weight: 700;
}

/* Price area */
.book-cover .price-tag {
    color: #2b2b2b;
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.2;
}

.book-cover .price-tag.price-tag-preorder {
    font-size: 0.85rem !important;
    font-weight: 700;
    color: #1e3c72;
    background: rgba(255, 255, 255, 0.75);
    padding: 2px 7px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    border: 1px solid rgba(30, 60, 114, 0.2);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .book-cover .price-tag.price-tag-preorder {
    background: rgba(15, 23, 42, 0.75);
    color: #93c5fd;
    border-color: rgba(147, 197, 253, 0.3);
}

.btn-cart-gold {
    background: linear-gradient(135deg, #dabb85, #aa7c28);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.25);
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    cursor: pointer;
}

.btn-cart-gold:hover {
    transform: scale(1.1);
    color: #fff;
    box-shadow: 0 8px 16px rgba(170, 124, 40, 0.45);
}

/* Gold View Cart Badge */
.badge-view-cart {
    background: linear-gradient(135deg, #dabb85 0%, #aa7c28 100%);
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 2px 7px;
    border-radius: 10px;
    font-size: 0.72rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 2px;
    box-shadow: 0 2px 5px rgba(170, 124, 40, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    white-space: nowrap;
    line-height: 1.15;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.badge-view-cart:hover {
    background: linear-gradient(135deg, #e6ca65 0%, #bb8d34 100%);
    color: #ffffff !important;
    transform: scale(1.05);
    box-shadow: 0 3px 10px rgba(170, 124, 40, 0.45);
}

/* In-Cart Actions Vertical Stack */
.in-cart-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

[dir="rtl"] .in-cart-actions {
    align-items: flex-start;
}

/* Book Quantity +/- Controls */
.book-qty-control {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 12px;
    padding: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(4px);
}

[data-theme="dark"] .book-qty-control {
    background: rgba(30, 41, 59, 0.95);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-qty-mini {
    background: transparent;
    border: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2b2b2b;
    font-size: 0.75rem;
    font-weight: bold;
    cursor: pointer;
    padding: 0;
    transition: background-color 0.15s, color 0.15s, transform 0.1s;
}

[data-theme="dark"] .btn-qty-mini {
    color: #f8fafc;
}

.btn-qty-mini:hover {
    background-color: #dabb85;
    color: #ffffff;
    transform: scale(1.1);
}

.btn-qty-mini:active {
    transform: scale(0.92);
}

.book-qty-control .qty-display {
    min-width: 18px;
    text-align: center;
    font-size: 0.8rem;
    font-weight: 800;
    color: #2b2b2b;
    padding: 0 1px;
    user-select: none;
    line-height: 20px;
}

[data-theme="dark"] .book-qty-control .qty-display {
    color: #f8fafc;
}

/* Theme Toggle Button */
.theme-toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.2s;
}

.theme-toggle-btn:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

/* Notification Banner */
.notification-banner {
    background-color: #d1e2f3;
    border: none;
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    color: var(--text-main);
}

[data-theme="dark"] .notification-banner {
    background-color: #4c5484;
    color: #ffffff !important;
}

[data-theme="dark"] .notification-banner h5,
[data-theme="dark"] .notification-banner h6,
[data-theme="dark"] .notification-banner p {
    color: #ffffff !important;
}

/* Cart Pill */
.cart-pill {
    background-color: #d6dce2;
    color: var(--text-main) !important;
    padding: 6px 16px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s, transform 0.2s;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .cart-pill {
    background-color: #353a5c;
    border-color: rgba(255, 255, 255, 0.1);
}

.cart-pill:hover {
    background-color: #c4cbd3;
    transform: translateY(-1px);
}

[data-theme="dark"] .cart-pill:hover {
    background-color: #2b3052;
}

.cart-pill .badge {
    background-color: var(--bg-main) !important;
    color: var(--text-main) !important;
    border-radius: 50%;
    padding: 4px 8px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* Auth / Login Cards */
.auth-card {
    background-color: var(--filter-bg);
    color: var(--text-main);
    border-radius: 16px;
    border: none;
    box-shadow: var(--filter-shadow);
    transition: background-color 0.3s, color 0.3s;
}

.auth-card .card-header {
    background: transparent !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .auth-card .card-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.auth-card .form-control {
    background-color: var(--bg-main);
    color: var(--text-main);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .auth-card .form-control {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.auth-card .form-control:focus {
    background-color: var(--bg-main);
    color: var(--text-main);
    border-color: #dabb85;
    box-shadow: 0 0 0 0.25rem rgba(218, 187, 133, 0.25);
}

.btn-theme-primary {
    background: linear-gradient(135deg, #dabb85 0%, #aa7c28 100%);
    color: #ffffff !important;
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(170, 124, 40, 0.3);
    transition: all 0.2s ease;
}

.btn-theme-primary:hover {
    background: linear-gradient(135deg, #e5c593 0%, #b88730 100%);
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(170, 124, 40, 0.4);
}

/* ==========================================================================
   GLOBAL THEME ADAPTATIONS (Cards, Forms, Tables, Alerts, Modals, Buttons)
   ========================================================================== */

/* Page Section Titles & Headings */
h1:not(.card-title),
h2:not(.card-title),
h3:not(.card-title) {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--text-main);
}

.text-primary {
    color: var(--text-main) !important;
}

/* Cards */
.card:not(.book-cover-container):not(.book-cover) {
    background-color: var(--filter-bg) !important;
    color: var(--text-main) !important;
    border: none !important;
    box-shadow: var(--filter-shadow) !important;
    border-radius: 16px !important;
    transition: background-color 0.3s, color 0.3s;
}

.card-header,
.card-footer {
    background: transparent !important;
    border-color: rgba(0, 0, 0, 0.08) !important;
    color: var(--text-main) !important;
}

[data-theme="dark"] .card-header,
[data-theme="dark"] .card-footer {
    border-color: rgba(255, 255, 255, 0.08) !important;
}

/* Form Controls & Inputs */
.form-control,
.form-select,
textarea {
    background-color: var(--bg-main) !important;
    color: var(--text-main) !important;
    border: 1px solid rgba(0, 0, 0, 0.15) !important;
    border-radius: 10px !important;
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select,
[data-theme="dark"] textarea {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

[data-theme="dark"] .form-control::placeholder,
[data-theme="dark"] .form-select::placeholder,
[data-theme="dark"] textarea::placeholder,
[data-theme="dark"] input::placeholder {
    color: rgba(255, 255, 255, 0.7) !important;
    opacity: 1 !important;
}

[data-theme="dark"] .form-text {
    color: rgba(255, 255, 255, 0.75) !important;
}

.form-control:focus,
.form-select:focus,
textarea:focus {
    border-color: #dabb85 !important;
    box-shadow: 0 0 0 0.25rem rgba(218, 187, 133, 0.25) !important;
}

/* Tables */
.table-responsive {
    border-radius: 12px;
    box-shadow: var(--filter-shadow);
}

.table {
    color: var(--text-main) !important;
    --bs-table-bg: transparent !important;
    --bs-table-color: var(--text-main) !important;
    --bs-table-hover-bg: rgba(0, 0, 0, 0.03) !important;
}

[data-theme="dark"] .table {
    --bs-table-hover-bg: rgba(255, 255, 255, 0.05) !important;
}

.table thead,
.table-light,
.table-active,
.bg-light,
.bg-white {
    background-color: var(--nav-bg) !important;
    color: var(--text-main) !important;
}

.table th,
.table td {
    border-color: rgba(0, 0, 0, 0.06) !important;
}

[data-theme="dark"] .table th,
[data-theme="dark"] .table td {
    border-color: rgba(255, 255, 255, 0.06) !important;
}

/* Alerts */
.alert-info,
.alert-primary,
.alert-light {
    background-color: var(--filter-bg) !important;
    color: var(--text-main) !important;
    border: 1px solid rgba(0, 0, 0, 0.05) !important;
    box-shadow: var(--card-shadow) !important;
    border-radius: 12px !important;
}

[data-theme="dark"] .alert-info,
[data-theme="dark"] .alert-primary,
[data-theme="dark"] .alert-light {
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
}

/* Orange Alert Theme for Surplus Allocations */
.alert-orange-theme {
    background-color: rgba(253, 126, 20, 0.15) !important;
    color: #c2410c !important;
    border: 1.5px solid #fd7e14 !important;
    box-shadow: 0 4px 15px rgba(253, 126, 20, 0.15) !important;
    border-radius: 12px !important;
}

[data-theme="dark"] .alert-orange-theme {
    background-color: rgba(253, 126, 20, 0.22) !important;
    color: #fb923c !important;
    border: 1.5px solid #f97316 !important;
    box-shadow: 0 4px 15px rgba(253, 126, 20, 0.25) !important;
}

.surplus-stock-notice {
    color: #c2410c;
    font-weight: 700;
}

[data-theme="dark"] .surplus-stock-notice {
    color: #fdba74;
    font-weight: 700;
}

.alert-orange-theme .surplus-stock-notice {
    color: #9a3412 !important;
    font-weight: 800;
    text-decoration: underline;
    text-underline-offset: 3px;
}

[data-theme="dark"] .alert-orange-theme .surplus-stock-notice {
    color: #ffedd5 !important;
    font-weight: 800;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Red Alert Theme for Pure Stock Dump (All to Stock) */
.alert-red-theme {
    background-color: rgba(220, 53, 69, 0.15) !important;
    color: #b91c1c !important;
    border: 1.5px solid #ef4444 !important;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.15) !important;
    border-radius: 12px !important;
}

[data-theme="dark"] .alert-red-theme {
    background-color: rgba(220, 53, 69, 0.22) !important;
    color: #f87171 !important;
    border: 1.5px solid #ef4444 !important;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.25) !important;
}

/* Modals & Dropdowns */
.modal-content,
.dropdown-menu {
    background-color: var(--filter-bg) !important;
    color: var(--text-main) !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    border-radius: 16px !important;
    box-shadow: var(--filter-shadow) !important;
}

[data-theme="dark"] .modal-content,
[data-theme="dark"] .dropdown-menu {
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.dropdown-item {
    color: var(--text-main) !important;
}

.dropdown-item:hover {
    background-color: var(--bg-main) !important;
    color: var(--text-main) !important;
}

/* Buttons */
.btn-primary,
.btn-success {
    background: linear-gradient(135deg, #dabb85 0%, #aa7c28 100%) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 12px rgba(170, 124, 40, 0.25) !important;
}

.btn-primary:hover,
.btn-success:hover {
    background: linear-gradient(135deg, #e5c593 0%, #b88730 100%) !important;
    color: #ffffff !important;
    transform: translateY(-1px);
}

.btn-outline-primary {
    color: #aa7c28 !important;
    border-color: #dabb85 !important;
}

.btn-outline-primary:hover {
    background-color: #dabb85 !important;
    color: #ffffff !important;
}

.btn-outline-secondary {
    color: var(--text-main) !important;
    border-color: rgba(128, 128, 128, 0.3) !important;
}

.btn-outline-secondary:hover {
    background-color: var(--text-main) !important;
    color: var(--bg-main) !important;
}

/* Helper Text */
.text-muted {
    color: var(--text-main) !important;
    opacity: 0.75;
}

/* Kotob App PWA Badge Icon */
.kotob-app-badge-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(145deg, #6574a8 0%, #5b4a96 60%, #4c3784 100%) !important;
    box-shadow: 0 5px 14px rgba(91, 74, 150, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    flex-shrink: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kotob-app-badge-icon i {
    font-size: 1.75rem;
    line-height: 1;
}

.kotob-app-badge-icon:hover {
    transform: scale(1.04);
    box-shadow: 0 7px 18px rgba(91, 74, 150, 0.45);
}

/* Zero Priced Books Exclamation Icon */
.zero-price-icon {
    font-size: 0.5em !important;
    vertical-align: middle;
    cursor: pointer;
    color: #ffffff !important;
    text-shadow:
        -1px -1px 0 #e6ca65,
        1px -1px 0 #e6ca65,
        -1px 1px 0 #e6ca65,
        1px 1px 0 #e6ca65,
        0 0 5px rgba(255, 223, 110, 0.85),
        0 0 10px rgba(230, 192, 75, 0.5),
        1px 1px 2px rgba(0, 0, 0, 0.4);
}

/* Child Card & Interactive Header */
.child-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.child-card:hover {
    transform: translateY(-3px);
}

.child-name-heading {
    color: var(--text-main);
}

.child-name-link {
    background-color: var(--nav-bg);
    border: 1px solid rgba(0, 0, 0, 0.06);
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.child-name-link:hover {
    background-color: var(--filter-bg);
    border-color: rgba(218, 187, 133, 0.5);
    transform: scale(1.01);
}

.child-name-link:hover .child-name-heading {
    text-decoration: underline;
}

/* Dark Mode Child Card Adjustments */
[data-theme="dark"] .child-card {
    background-color: var(--nav-bg) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25) !important;
}

[data-theme="dark"] .child-card .border-top {
    border-color: rgba(255, 255, 255, 0.1) !important;
}

[data-theme="dark"] .child-name-link {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .child-name-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--book-color-4);
}

[data-theme="dark"] .child-card .btn-outline-primary {
    color: var(--book-color-5) !important;
    border-color: var(--book-color-5) !important;
}

[data-theme="dark"] .child-card .btn-outline-primary:hover {
    background-color: var(--book-color-5) !important;
    color: #162a36 !important;
}

[data-theme="dark"] .btn-outline-danger {
    color: #fb828f !important;
    border-color: #fb828f !important;
}

[data-theme="dark"] .btn-outline-danger:hover {
    background-color: #fb828f !important;
    color: #2b3052 !important;
    border-color: #fb828f !important;
}

/* Push Notification Badge Icon (Color 5) */
.push-badge-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(145deg, #5ba4bc 0%, #468ca4 60%, #36778f 100%) !important;
    box-shadow: 0 5px 14px rgba(70, 140, 164, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff !important;
    flex-shrink: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.push-badge-icon i {
    font-size: 1.75rem;
    line-height: 1;
}

.push-badge-icon:hover {
    transform: scale(1.04);
    box-shadow: 0 7px 18px rgba(86, 156, 181, 0.45);
}

/* Order Status Pastel Badges (from catalog color palette) */
.badge-status-new {
    background-color: var(--book-color-1) !important;
    color: #2b3052 !important;
}

.badge-status-confirmed {
    background-color: var(--book-color-5) !important;
    color: #162a36 !important;
}

.badge-status-prep {
    background-color: var(--book-color-4) !important;
    color: #3d2f0a !important;
}

.badge-status-delivery {
    background-color: var(--book-color-2) !important;
    color: #162d35 !important;
}

.badge-status-completed {
    background-color: var(--book-color-3) !important;
    color: #123326 !important;
}

.badge-status-cancelled {
    background-color: var(--book-color-6) !important;
    color: #4a191f !important;
}

.badge-status-partial {
    background-color: var(--book-color-8) !important;
    color: #243015 !important;
}

.badge-status-default {
    background-color: var(--book-color-7) !important;
    color: #2b2b2b !important;
}

/* Color 5 Action Button */
.btn-color-5 {
    background-color: var(--book-color-5) !important;
    color: #162a36 !important;
    border: none !important;
    font-weight: 700 !important;
    border-radius: 8px !important;
    padding: 0.4rem 1.1rem !important;
    font-size: 0.875rem !important;
    transition: transform 0.15s ease, opacity 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-color-5:hover {
    opacity: 0.9 !important;
    transform: translateY(-1px);
    color: #162a36 !important;
}

/* Color 7 Action Button */
.btn-color-7 {
    background-color: var(--book-color-7) !important;
    color: #1a2035 !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    font-weight: 700 !important;
    border-radius: 8px !important;
    padding: 0.4rem 1.1rem !important;
    font-size: 0.875rem !important;
    transition: transform 0.15s ease, opacity 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-color-7:hover {
    opacity: 0.9 !important;
    transform: translateY(-1px);
    color: #1a2035 !important;
}

/* Color 4 Action Button */
.btn-color-4 {
    background-color: var(--book-color-4) !important;
    color: #3d2f0a !important;
    border: none !important;
    font-weight: 700 !important;
    border-radius: 8px !important;
    padding: 0.4rem 1.1rem !important;
    font-size: 0.875rem !important;
    transition: transform 0.15s ease, opacity 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-color-4:hover {
    opacity: 0.9 !important;
    transform: translateY(-1px);
    color: #3d2f0a !important;
}

/* Per-book Alternating Cart Table Rows */
.cart-book-row-even,
.cart-book-row-even>td {
    background-color: var(--bg-main) !important;
    color: var(--text-main);
}

.cart-book-row-odd,
.cart-book-row-odd>td {
    background-color: rgba(0, 0, 0, 0.035) !important;
    color: var(--text-main);
}

[data-theme="dark"] .cart-book-row-even,
[data-theme="dark"] .cart-book-row-even>td {
    background-color: var(--bg-main) !important;
    color: var(--text-main);
}

[data-theme="dark"] .cart-book-row-odd,
[data-theme="dark"] .cart-book-row-odd>td {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-main);
}

/* Cart Book Title Color (Black in Light Mode, White in Dark Mode) */
.cart-book-title,
.cart-book-title strong {
    color: #000000 !important;
}

[data-theme="dark"] .cart-book-title,
[data-theme="dark"] .cart-book-title strong {
    color: #ffffff !important;
}

/* Cart Table Summary Rows (Grey / Color 7) */
.table-cart-color-8,
.table-cart-color-8>td,
.table-cart-color-8>th {
    background-color: var(--book-color-7) !important;
    color: #2b2b2b !important;
}

/* Cart Table Delivery Fee Row */
.table-cart-delivery-row,
.table-cart-delivery-row>td,
.table-cart-delivery-row>th {
    background-color: var(--filter-bg) !important;
    color: var(--text-main) !important;
}

[data-theme="dark"] .table-cart-delivery-row,
[data-theme="dark"] .table-cart-delivery-row>td,
[data-theme="dark"] .table-cart-delivery-row>th {
    background-color: rgba(255, 255, 255, 0.06) !important;
    color: #eaeaea !important;
}

[data-theme="dark"] .table-cart-delivery-row small {
    color: #cbd5e1 !important;
}

/* Mobile 2-Column Catalog Optimization */
@media (max-width: 575.98px) {
    .book-cover {
        padding: 0.9rem 0.6rem 0.9rem 1.35rem !important;
    }

    [dir="rtl"] .book-cover {
        padding: 0.9rem 1.35rem 0.9rem 0.6rem !important;
    }

    .book-cover .card-title {
        font-size: 1.15rem !important;
        min-height: 3.8em !important;
        margin: -4px 0 0.3rem 0 !important;
        padding: 4px 0 !important;
    }

    .book-cover .card-subtitle {
        font-size: 0.92rem !important;
    }

    .curriculum-pill {
        font-size: 0.78rem !important;
        padding: 2px 5px !important;
    }

    .price-tag {
        font-size: 0.92rem !important;
    }

    .book-cover .price-tag.price-tag-preorder {
        font-size: 0.72rem !important;
        padding: 1px 4px !important;
    }

    .btn-cart-gold {
        width: 32px !important;
        height: 32px !important;
        font-size: 1rem !important;
    }

    .badge-view-cart {
        font-size: 0.70rem !important;
        padding: 2px 5px !important;
    }

    .btn-qty-mini {
        width: 20px !important;
        height: 20px !important;
        font-size: 0.75rem !important;
    }

    .book-qty-control .qty-display {
        min-width: 16px !important;
        font-size: 0.75rem !important;
    }
}

/* Golden Floating Back to Top Button */
.btn-back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e6ca65 0%, #dabb85 100%);
    color: #2b2b2b;
    border: 1px solid #f3d7a7;
    box-shadow: 0 4px 16px rgba(218, 187, 133, 0.45), 0 2px 6px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    cursor: pointer;
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

[dir="rtl"] .btn-back-to-top {
    right: auto;
    left: 24px;
}

.btn-back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.btn-back-to-top:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 22px rgba(218, 187, 133, 0.65), 0 4px 10px rgba(0, 0, 0, 0.3);
    color: #000000;
}

/* Spacing matching the height of the floating Back-to-Top button without excessive whitespace */
.catalog-page {
    padding-bottom: 48px;
}

@media (max-width: 768px) {
    .catalog-page {
        padding-bottom: 44px;
    }
    .btn-back-to-top {
        width: 40px;
        height: 40px;
        font-size: 1.35rem;
        bottom: 18px;
        right: 14px;
    }
    [dir="rtl"] .btn-back-to-top {
        right: auto;
        left: 14px;
    }
}

/* Offset back-to-top on cart page so it rests above action buttons */
.cart-page~.btn-back-to-top,
.cart-page .btn-back-to-top,
body:has(.cart-page) .btn-back-to-top {
    bottom: 85px !important;
}

/* Full-Page Book Loading Overlay */
.full-page-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.82);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: all;
}

.book-loader-icon {
    font-size: 3.6rem;
    color: #e6ca65;
    animation: bookPulseFlip 1.1s infinite ease-in-out alternate;
    filter: drop-shadow(0 0 14px rgba(230, 202, 101, 0.7));
}

@keyframes bookPulseFlip {
    0% {
        transform: scale(0.85) rotateY(0deg);
        opacity: 0.7;
    }

    100% {
        transform: scale(1.18) rotateY(180deg);
        opacity: 1;
    }
}

/* Golden Outline Button for Mode Switcher */
.btn-outline-gold {
    color: #b38f2a !important;
    border-color: #e6ca65 !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-gold {
    color: #e6ca65 !important;
    border-color: #e6ca65 !important;
}

.btn-check:checked+.btn-outline-gold {
    color: #2b2b2b !important;
    background: linear-gradient(135deg, #e6ca65 0%, #dabb85 100%) !important;
    border-color: #e6ca65 !important;
    box-shadow: 0 4px 12px rgba(230, 202, 101, 0.4);
    font-weight: 700;
}

.btn-outline-gold:hover {
    color: #2b2b2b !important;
    background-color: rgba(230, 202, 101, 0.25) !important;
    border-color: #e6ca65 !important;
}

/* Custom Flex Grid for Catalog (User Requested Breakpoints) */
/* Under 375px: 1 col (100%) */
.catalog-book-grid>.col {
    flex: 0 0 auto;
    width: 100%;
}

/* 375px to 700px: 2 cols (50%) */
@media (min-width: 375px) {
    .catalog-book-grid>.col {
        width: 50%;
    }
}

/* 701px to 1100px: 3 cols (33.333333%) */
@media (min-width: 701px) {
    .catalog-book-grid>.col {
        width: 33.333333%;
    }
}

/* Above 1100px: 4 cols (25%) */
@media (min-width: 1101px) {
    .catalog-book-grid>.col {
        width: 25%;
    }
}

/* Container Side Margins Fix for 701px - 767px & 1101px - 1199px Viewport Ranges */
@media (min-width: 701px) and (max-width: 767.98px) {

    .container,
    .container-sm {
        max-width: calc(100% - 32px) !important;
    }
}

@media (min-width: 1101px) and (max-width: 1199.98px) {

    .container,
    .container-lg,
    .container-md,
    .container-sm {
        max-width: calc(100% - 32px) !important;
    }
}

/* Tom Select Styling Enhancements */
.ts-wrapper.form-select-sm .ts-control {
    min-height: 31px;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    background-color: var(--bs-body-bg, #ffffff);
    color: var(--text-main);
}

.ts-wrapper .ts-control {
    border-radius: 0.375rem;
    box-shadow: none !important;
    border-color: #dee2e6;
}

.ts-wrapper .ts-dropdown {
    border-radius: 0.375rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    z-index: 1050;
}

[data-theme="dark"] .ts-wrapper .ts-control,
[data-theme="dark"] .ts-wrapper.form-select-sm .ts-control {
    background-color: var(--nav-bg);
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .ts-wrapper .ts-control input {
    color: var(--text-main);
}

[data-theme="dark"] .ts-wrapper .ts-dropdown {
    background-color: var(--nav-bg);
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .ts-dropdown .option {
    color: var(--text-main);
}

[data-theme="dark"] .ts-dropdown .active {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--text-main);
}

[data-theme="dark"] .ts-dropdown .no-results {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* RTL Support for Tom Select */
[dir="rtl"] .ts-wrapper .ts-control {
    padding-right: 0.75rem;
    padding-left: 1.75rem;
}

[dir="rtl"] .ts-wrapper.single .ts-control::after {
    left: 0.75rem;
    right: auto;
}

/* ==========================================================================
   Order Progress Stepper (Checkout Journey)
   ========================================================================== */
.order-stepper-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 16px 20px;
    margin-bottom: 24px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .order-stepper-card {
    background: #2b3052;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.order-stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.order-step-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    text-decoration: none;
    color: inherit;
    z-index: 2;
}

/* Connecting Line Between Steps */
.order-step-item:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18px;
    left: 50%;
    width: 100%;
    height: 3px;
    background: #e2e8f0;
    z-index: -1;
    transition: background-color 0.3s ease;
}

[dir="rtl"] .order-step-item:not(:last-child)::after {
    left: auto;
    right: 50%;
}

[data-theme="dark"] .order-step-item:not(:last-child)::after {
    background: #4a517d;
}

.order-step-item.is-completed:not(:last-child)::after {
    background: #198754;
}

/* Step Node (Circle) */
.order-step-node {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 700;
    background: #f8fafc;
    color: #64748b;
    border: 2px solid #cbd5e1;
    margin-bottom: 8px;
    transition: all 0.25s ease;
}

[data-theme="dark"] .order-step-node {
    background: #1e223c;
    color: #94a3b8;
    border-color: #4c5484;
}

/* Active Step */
.order-step-item.is-active .order-step-node {
    background: linear-gradient(135deg, #dabb85 0%, #aa7c28 100%);
    color: #ffffff;
    border-color: #aa7c28;
    box-shadow: 0 0 0 4px rgba(170, 124, 40, 0.25);
    transform: scale(1.05);
}

.order-step-item.is-active .order-step-title {
    color: #aa7c28;
    font-weight: 700;
}

[data-theme="dark"] .order-step-item.is-active .order-step-title {
    color: #f3d7a7;
}

/* Completed Step */
.order-step-item.is-completed .order-step-node {
    background: #198754;
    color: #ffffff;
    border-color: #198754;
}

.order-step-item.is-completed .order-step-title {
    color: #198754;
    font-weight: 600;
}

[data-theme="dark"] .order-step-item.is-completed .order-step-title {
    color: #48bb78;
}

/* Step Title Text */
.order-step-title {
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.25;
    color: #475569;
    transition: color 0.25s ease;
}

[data-theme="dark"] .order-step-title {
    color: #cbd5e1;
}

/* Interactive States */
a.order-step-item {
    cursor: pointer;
}

a.order-step-item:hover .order-step-node {
    transform: scale(1.1);
}

.order-step-item.is-disabled {
    cursor: default;
    opacity: 0.7;
}

/* Responsive Mobile Adjustments */
@media (max-width: 576px) {
    .order-stepper-card {
        padding: 10px 8px;
        margin-bottom: 16px;
        border-radius: 12px;
    }
    .order-step-node {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
        margin-bottom: 4px;
        border-width: 1.5px;
    }
    .order-step-item:not(:last-child)::after {
        top: 14px;
        height: 2px;
    }
    .order-step-title {
        font-size: 0.65rem;
        line-height: 1.15;
        max-width: 68px;
        word-break: normal;
    }
}

/* ==========================================================================
   Enhanced Cart Action Toast
   ========================================================================== */
.cart-toast-msg {
    font-family: inherit;
    line-height: 1.4;
}

.cart-toast-msg .btn-gold-solid {
    background: linear-gradient(135deg, #dabb85 0%, #aa7c28 100%);
    color: #ffffff !important;
    border: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cart-toast-msg .btn-gold-solid:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(170, 124, 40, 0.35);
}