/* ==========================================================================
   1. BIZBOX.PK PREMIUM CORPORATE PALETTE & GLOBAL RESETS
   ========================================================================== */
:root {
    --bg-main: #090d16;                  /* Obsidian deep midnight canvas */
    --bg-card: #131c2e;                  /* Deep navy slate container surfaces */
    --bg-input: #1b263b;                 /* Tactical secondary input fields background */
    --text-primary: #f8fafc;             /* High-contrast porcelain text white */
    --text-muted: #94a3b8;               /* Neutral calm slate description text */
    --brand-accent: #ff5a36;             /* High-attention appetite-stimulating coral red */
    --brand-hover: #e04422;              /* Darker coral tone for smooth hover transitions */
    --border-line: rgba(255, 255, 255, 0.04); /* Sub-surface transparent border dividers */
    --success: #10b981;                  /* Vibrant energetic emerald emerald green */
    --danger: #ef4444;                   /* Aggressive alarming validation red */
    --gold: #f59e0b;                     /* Authentic star feedback metallic amber */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-main) !important;
    color: var(--text-primary) !important;
    min-height: 100vh;
    padding-bottom: 80px; /* Base structural footer buffer zone clearance */
    overflow-x: hidden;
}

/* System Feedback Banners */
.alert {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-size: 0.95rem;
    font-weight: 500;
}
.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    color: #fca5a5;
}
.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    color: #a7f3d0;
}

/* ==========================================================================
   2. ISOLATED TOP HEADER & BOTTOM MOBILE NAVIGATION ARCHITECTURE
   ========================================================================== */
.marketplace-header {
    background: rgba(19, 28, 46, 0.9) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-line);
    position: sticky;
    top: 0;
    z-index: 5000 !important; /* Stacked below filter drops, above content */
    padding: 16px 24px;
    width: 100%;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    font-size: 1.6rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.brand-logo span {
    color: var(--brand-accent);
}

.nav-desktop-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-desktop-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-desktop-link:hover,
.nav-desktop-link.active {
    color: var(--brand-accent);
}

.nav-desktop-badge {
    background: var(--brand-accent);
    color: white;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 700;
}

.signout-action-btn {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.signout-action-btn:hover {
    background: rgba(239, 68, 68, 0.3);
    color: #ffffff;
}

/* Premium App-Style Glassmorphic Bottom Floating Dock */
.bottom-nav-bar {
    position: fixed !important;
    bottom: 0;
    left: 0;
    right: 0;
    height: 68px;
    background: rgba(22, 31, 48, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: none; /* Desktop hidden fallback */
    grid-template-columns: repeat(3, 1fr);
    align-items: center;
    justify-items: center;
    z-index: 9999 !important; /* Always sits on top of layouts */
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
    padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    width: 100%;
    height: 100%;
    gap: 4px;
    position: relative;
}

.bottom-nav-item.active {
    color: var(--brand-accent);
}

.bottom-nav-icon {
    font-size: 1.35rem;
    transition: var(--transition-fast);
}

.bottom-nav-item:active .bottom-nav-icon {
    transform: scale(0.85); /* Mobile touch elasticity micro-animation */
}

.bottom-nav-badge {
    position: absolute;
    top: 6px;
    right: 26%;
    background: var(--brand-accent);
    color: white;
    font-size: 0.7rem;
    min-width: 16px;
    height: 16px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    padding: 0 4px;
    border: 1.5px solid #161f30;
}

/* ==========================================================================
   3. MARKETPLACE CONTROL HUD: FILTERS & DROPDOWN MATRIX
   ========================================================================== */
.search-filter-wrapper {
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
    position: relative;
    clear: both;
}

.filter-grid-row {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 16px;
    align-items: center;
}

.search-box-container {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 14px 16px 14px 44px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 3px rgba(255, 90, 54, 0.15);
}

.search-icon-placeholder {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.custom-dropdown-container {
    position: relative;
    width: 100%;
}

.dropdown-trigger-btn {
    width: 100%;
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dropdown-menu-panel {
    display: none; /* Controlled dynamically via JS */
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 320px;
    background: #172237;
    border: 1px solid var(--border-line);
    border-radius: 14px;
    box-shadow: 0 20px 45px rgba(0,0,0,0.6);
    z-index: 6000 !important; /* Must visually sit on top of sticky navbar headers */
    max-height: 420px;
    overflow-y: auto;
    padding: 16px;
}

/* Explicit Active Toggle state rules */
.dropdown-menu-panel.active,
.dropdown-menu-panel.show-panel {
    display: block !important;
}

.filter-section-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--brand-accent);
    font-weight: 700;
    letter-spacing: 0.8px;
    margin: 12px 0 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    padding-bottom: 4px;
}

.filter-section-title:first-of-type {
    margin-top: 0;
}

.filter-option-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}

.filter-option-row input[type="checkbox"],
.filter-option-row input[type="radio"] {
    accent-color: var(--brand-accent);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.dropdown-footer-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-line);
}

/* ==========================================================================
   4. CATALOG SHOWCASE SECTION & GRID ELEMENTS
   ========================================================================== */
.catalog-section {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 24px;
    clear: both !important;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-bounce);
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 90, 54, 0.25);
    box-shadow: 0 20px 35px -10px rgba(0,0,0,0.6);
}

.product-img-frame {
    width: 100%;
    height: 190px;
    position: relative;
    background: #020617;
    overflow: hidden;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-fast);
}

.product-card:hover .product-img {
    transform: scale(1.05);
}

.product-details {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.item-origin-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--brand-accent);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.item-name-heading {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
}

.price-tag {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 16px 0;
}

.card-action-row {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 10px;
}

/* Form inputs & Typography definitions */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 8px;
}

/* Standard Visual Buttons Elements */
.btn-public {
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-align: center;
    text-decoration: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-public-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-line);
}

.btn-public-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
}

.btn-public-primary {
    background: var(--brand-accent);
    color: #ffffff;
}

.btn-public-primary:hover {
    background: var(--brand-hover);
}

/* ==========================================================================
   5. INTERACTIVE BASKET ENGINE & REVIEWS HUD
   ========================================================================== */
.responsive-cart-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
    align-items: start;
}

.cart-item-row {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-fast);
}

.cart-item-details {
    display: flex;
    gap: 16px;
    align-items: center;
    flex: 1;
    min-width: 200px;
}

.cart-item-controls-group {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: space-between;
}

.summary-calculation-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 16px;
    padding: 24px;
    position: sticky;
    top: 100px;
}

/* Dynamic Detailed view Layout rules */
.item-details-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 32px auto;
}

.item-media-card {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 20px;
    overflow: hidden;
    height: 450px;
}

.item-media-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.rating-form-box {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 16px;
    padding: 24px;
    margin-top: 32px;
}

.star-interactive-row {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    gap: 8px;
    margin: 12px 0 20px 0;
}

.star-interactive-row input { display: none; }
.star-interactive-row label {
    font-size: 2.2rem;
    color: #334155;
    cursor: pointer;
    transition: var(--transition-fast);
}

.star-interactive-row label:hover,
.star-interactive-row label:hover ~ label,
.star-interactive-row input:checked ~ label {
    color: var(--gold);
}

.ratings-aggregate-summary {
    display: flex;
    align-items: center;
    gap: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
}

.reviews-scroll-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 24px;
}

.review-card-item {
    background: var(--bg-card);
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 16px;
}

/* ==========================================================================
   6. MODERN VISUAL PAGINATION CONTROLS CONTROLLERS
   ========================================================================== */
.pagination-container {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 8px !important;
    margin: 50px auto !important;
    padding: 20px 24px !important;
    max-width: 1200px !important;
    width: 100% !important;
    clear: both !important; /* Keeps previous grids from hiding it */
}

.pagination-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 40px !important;
    height: 40px !important;
    padding: 0 14px !important;
    border-radius: 8px !important;
    background: var(--bg-card) !important;
    border: 1px solid var(--border-line) !important;
    color: var(--text-primary) !important;
    font-size: 0.9rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    transition: var(--transition-fast) !important;
    cursor: pointer !important;
}

.pagination-btn:hover {
    border-color: var(--brand-accent) !important;
    background: rgba(255, 90, 54, 0.08) !important;
    transform: translateY(-1px);
}

.pagination-btn.active {
    background: var(--brand-accent) !important;
    border-color: var(--brand-accent) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 15px rgba(255, 90, 54, 0.25) !important;
}

.pagination-btn.disabled {
    opacity: 0.3 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
    background: transparent !important;
}

/* ==========================================================================
   7. FLUID MEDIA VIEWPORT BREAKPOINT CONFIGURATIONS
   ========================================================================== */
@media (max-width: 992px) {
    .responsive-cart-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .summary-calculation-panel {
        position: static;
    }
    .item-details-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .item-media-card {
        height: 320px;
    }
}

@media (max-width: 768px) {
    .nav-desktop-links { display: none !important; }
    .bottom-nav-bar { display: grid !important; }
    body { padding-bottom: 100px !important; }
    
    .filter-grid-row {
        grid-template-columns: 1fr 140px;
        gap: 8px;
    }
    .dropdown-trigger-btn span:last-child {
        display: none; /* Condenses label tokens on mobile layout maps */
    }
    .dropdown-menu-panel {
        width: calc(100vw - 32px);
        right: -16px;
    }
}

@media (max-width: 576px) {
    .cart-item-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        padding: 14px;
    }
    .cart-item-details {
        width: 100%;
    }
    .cart-item-controls-group {
        width: 100%;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding-top: 14px;
        flex-wrap: wrap;
        gap: 12px;
    }
    .pagination-container { gap: 4px !important; }
    .pagination-btn {
        min-width: 34px !important;
        height: 34px !important;
        padding: 0 8px !important;
        font-size: 0.8rem !important;
    }
}


/* ==========================================
   Floating Cart Button
========================================== */

.floating-cart-hub{
    position: fixed;
    right: 25px;
    bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #0d6efd, #4f46e5);
    color: #fff;
    text-decoration: none;
    padding: 14px 22px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 12px 30px rgba(13, 110, 253, 0.35);
    transition: all 0.3s ease;
    z-index: 9999;
}

.floating-cart-hub:hover{
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(13, 110, 253, 0.45);
    color: #fff;
}

.floating-cart-hub:active{
    transform: scale(0.96);
}

/* ==========================================
   Cart Count Badge
========================================== */

.cart-count-badge{
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    background: #ff3b30;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    border-radius: 50px;
    border: 2px solid rgba(255,255,255,.3);
    box-shadow: 0 5px 15px rgba(255,59,48,.4);
    animation: cartPulse 1.8s infinite;
}

/* ==========================================
   Pulse Animation
========================================== */

@keyframes cartPulse{
    0%{
        transform: scale(1);
    }
    50%{
        transform: scale(1.12);
    }
    100%{
        transform: scale(1);
    }
}

/* ==========================================
   Tablet
========================================== */

@media (max-width:768px){

    .floating-cart-hub{
        right: 18px;
        bottom: 18px;
        padding: 12px 18px;
        font-size: 14px;
        gap: 10px;
    }

    .cart-count-badge{
        min-width: 24px;
        height: 24px;
        font-size: 12px;
    }

}

/* ==========================================
   Mobile
========================================== */

@media (max-width:480px){

    .floating-cart-hub{
        left: 15px;
        right: 15px;
        bottom: 15px;
        justify-content: center;
        width: auto;
        padding: 14px 18px;
        border-radius: 14px;
        font-size: 15px;
    }

    .cart-count-badge{
        min-width: 26px;
        height: 26px;
        font-size: 12px;
    }

}