/* ============================================
   BRP Box Shop - Samples Quick Order Styles
   Dynamic Database-Driven Version
   Mobile-First, Infinite Scroll Ready
   ============================================ */

/* ============================================
   CSS Variables / Theme
   ============================================ */
:root {
    --brp-black: #1a1a1a;
    --brp-rust: #99401E;
    --brp-taupe: #79604F;
    --brp-dark: #382E27;
    --brp-darker: #291f18;
    --brp-border: #efe7e1;
    --brp-white: #ffffff;
    --brp-orange: #ff6b35;
    --brp-green: #4caf50;
    --brp-blue: #2196F3;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 20px rgba(0,0,0,0.15);
    --shadow-xl: 0 12px 40px rgba(0,0,0,0.2);
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --sqo-filter-width: 320px;
}

body.sqo-filters-open {
    overflow: hidden;
}

/* ============================================
   Header Styles (PDO Samples Component)
   ============================================ */
.pdo-samples {
    color: var(--brp-dark);
    font-family: 'Work Sans', system-ui, -apple-system, sans-serif;
    margin-bottom: 30px;
}

.pdo-card {
    background: var(--brp-white);
    border: 1px solid var(--brp-border);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: box-shadow var(--transition-smooth), transform var(--transition-fast);
}

.pdo-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.pdo-header {
    position: relative;
    padding: 28px 28px 20px;
    background: 
        radial-gradient(1200px 300px at 10% -10%, rgba(153, 64, 30, 0.08), transparent 60%),
        radial-gradient(1200px 300px at 90% -20%, rgba(121, 96, 79, 0.06), transparent 60%),
        linear-gradient(to bottom, #fafafa, var(--brp-white));
    border-bottom: 1px solid var(--brp-border);
}

.pdo-title {
    margin: 0 0 6px;
    font-size: clamp(22px, 2.2vw + 12px, 32px);
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--brp-rust);
    font-weight: 700;
}

.pdo-subtitle {
    margin: 0;
    color: var(--brp-taupe);
    font-size: 15px;
    line-height: 1.5;
}

.pdo-badge {
    position: absolute;
    top: 22px;
    right: 22px;
    background: #fff9f5;
    color: var(--brp-rust);
    border: 1px solid var(--brp-rust);
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    line-height: 1;
    letter-spacing: 0.3px;
    font-weight: 600;
    text-transform: uppercase;
}

.pdo-body {
    padding: 22px;
}

.pdo-h3 {
    margin: 0 0 10px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--brp-black);
    font-weight: 700;
}

.pdo-h3 i {
    font-weight: 400 !important;
}

.pdo-list {
    margin: 0 0 18px;
    padding: 0 0 0 20px;
    color: var(--brp-dark);
}

.pdo-list li {
    margin: 8px 0;
    line-height: 1.6;
}

.pdo-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--brp-border);
    border-radius: 10px;
    margin-bottom: 12px;
}

.pdo-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 420px;
}

.pdo-table th,
.pdo-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--brp-border);
    text-align: left;
}

.pdo-table thead th {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--brp-taupe);
    background: #fafafa;
    font-weight: 700;
}

.pdo-table tbody td {
    color: var(--brp-dark);
}

.pdo-table tbody tr:hover {
    background: #fafafa;
}

.pdo-table tbody tr:last-child td {
    border-bottom: 0;
}

.pdo-table strong {
    color: var(--brp-rust);
    font-weight: 700;
}

.pdo-how {
    margin-bottom: 40px;
}

.pdo-footnote {
    margin: 25px 0px 10px 4px;
    font-size: 14px;
    font-weight: 500;
    color: var(--brp-taupe);
    font-style: italic;
}

/* Responsive Grid Layout */
.pdo-grid {
    display: block; /* Mobile: stacked by default */
}

.pdo-grid > div {
    margin-bottom: 20px;
}

.pdo-grid > div:last-child {
    margin-bottom: 0;
}

.pd-order-samples-form {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    min-height: 0;
}

.pd-order-samples-hidden-inputs {
    display: none;
}

@media (min-width: 720px) {
    .pdo-body {
        padding: 26px 28px 30px;
    }
    
    .pdo-how,
    .pdo-fees {
        margin-top: 6px;
    }
    
    .pdo-badge {
        font-size: 13px;
        padding: 7px 14px;
    }
    
    .pdo-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        align-items: flex-start;
    }
    
    .pdo-grid > div {
        margin-bottom: 0;
    }
}

@media (max-width: 600px) {
    .pdo-badge {
        position: static;
        display: inline-block;
        margin-top: 12px;
    }
    
    .pdo-header {
        padding: 20px 20px 18px;
    }
    
    .pdo-body {
        padding: 18px;
    }
}

/* ============================================
   Container Styles
   ============================================ */
.samples-container {
    box-sizing: border-box;
}

.samples-container * {
    box-sizing: border-box;
}

body.samples-cart-visible {
    padding-bottom: min(85vh, 520px);
    overflow-x: hidden;
}

.samples-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* ============================================
   Filter Bar
   ============================================ */
.filter-bar {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
    overflow: hidden;
}

.filter-toggle-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 15px 20px;
    background: var(--brp-rust);
    color: white;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.filter-toggle-btn:hover {
    background: var(--brp-darker);
}

.filter-toggle-btn svg {
    width: 20px;
    height: 20px;
    fill: white;
}

.filter-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.filter-panel.open {
    max-height: 800px;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    padding: 20px;
    border-top: 2px solid var(--brp-border);
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--brp-dark);
    font-size: 0.9rem;
}

.filter-select {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--brp-border);
    border-radius: 8px;
    background: white;
    color: var(--brp-dark);
    font-family: inherit;
    font-size: 1rem;
    text-transform: capitalize;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-select:hover {
    border-color: var(--brp-taupe);
}

.filter-select:focus {
    outline: none;
    border-color: var(--brp-rust);
    box-shadow: 0 0 0 3px rgba(153, 64, 30, 0.1);
}

.filter-actions {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.filter-btn {
    padding: 10px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.apply-btn {
    background: var(--brp-rust);
    color: white;
}

.apply-btn:hover {
    background: var(--brp-darker);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.reset-btn {
    background: #e0e0e0;
    color: var(--brp-dark);
}

.reset-btn:hover {
    background: #d0d0d0;
}

.active-filters {
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.filter-chip {
	display: inline-flex;
	align-items: center;
	gap: 6px;
    padding: 6px 12px;
    background: var(--brp-rust);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    animation: chipIn 0.3s ease;
}

@keyframes chipIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.filter-chip button {
	background: none;
	border: none;
	color: white;
	cursor: pointer;
	padding: 0;
	width: 22px;
	height: 22px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	font-size: 1.2rem;
	font-weight: 700;
	transition: background var(--transition-fast), color var(--transition-fast);
}

.filter-chip button:hover {
	background: rgba(255,255,255,0.25);
	color: #fff;
}

/* ============================================
   Results Counter
   ============================================ */
.samples-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    margin: 18px 0 10px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    width: 100%;
    box-sizing: border-box;
    scroll-margin-top: 96px;
}

.samples-total {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--brp-dark);
    letter-spacing: -0.01em;
}

.samples-total span {
    color: var(--brp-rust);
    font-weight: 800;
}

.samples-sort {
    position: relative;
    display: flex;
    align-items: center;
}

.sort-select {
    border-radius: 999px;
    border: 1px solid rgba(153, 64, 30, 0.25);
    padding: 10px 42px 10px 16px;
    font-weight: 600;
    color: var(--brp-dark);
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%2379604F' d='M0 0h10L5 6z'/%3E%3C/svg%3E") no-repeat right 16px center;
    appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sort-select:focus {
    outline: none;
    border-color: var(--brp-rust);
    box-shadow: 0 0 0 3px rgba(153, 64, 30, 0.12);
}

.sort-select:hover {
    border-color: var(--brp-rust);
}

@media (max-width: 640px) {
    .samples-header {
        flex-direction: column;
        align-items: stretch;
    }

    .samples-sort,
    .sort-select {
        width: 100%;
    }
}

/* ============================================
   Samples Grid
   ============================================ */
.samples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
    width: 100%;
    min-width: 0;
}

/* Sample Card */
.sample-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-smooth);
    position: relative;
    cursor: pointer;
    /*
    border: 3px solid transparent;
    */
    width: border-box;
    background-clip: padding-box;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.sample-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.sample-card.selected {
    border-color: var(--brp-rust);
    box-shadow: 0 0 0 3px rgba(153, 64, 30, 0.1);
}

.sample-card.selected::after {
	content: "\2713";
	position: absolute;
	top: 10px;
	right: 10px;
	width: 30px;
	height: 30px;
	background: var(--brp-rust);
	color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
	animation: checkPop 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
	box-shadow: var(--shadow-md);
	z-index: 10;
}

.sample-set-details {
	margin-top: 12px;
	font-size: 0.85rem;
	color: var(--brp-taupe);
	line-height: 1.45;
}

.sample-includes {
	margin-top: 4px;
	font-size: 0.85rem;
	color: var(--brp-taupe);
	line-height: 1.35;
	margin-bottom: 12px;
}

@keyframes checkPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.sample-image-wrapper {
	position: relative;
	aspect-ratio: 1;
	background: linear-gradient(140deg, #fbf7f2 0%, #f0e3d3 100%);
	border-bottom: 1px solid rgba(139, 111, 71, 0.12);
	border-radius: 8px 8px 0 0;
	display: block;
	overflow: hidden;
}

.sample-pill {
	position: absolute;
	bottom: 14px;
	left: 14px;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: transparent;
	color: rgba(255,255,255,.9);
    background: rgba(0,0,0,.3);
	border: 1.6px solid rgba(255,255,255, 0.5);
	font-size: 0.6rem;
	font-weight: 600;
	text-transform: uppercase;
	padding: 6px 14px;
	border-radius: 999px;
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
	pointer-events: none;
	z-index: 3;
}

.sample-pill::before {
	display: none;
}

.sample-image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.sample-card:hover .sample-image {
	transform: scale(1.03);
}

.sample-info {
    padding: 10px;
    display: flex;
    flex-direction: column;
    height: auto;
    gap: 4px;
    align-items: flex-start;
    flex: 1 1 auto;
}

.sample-code {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--brp-rust);
    margin-bottom: 5px;
}

.sample-name {
    font-size: 0.9rem;
    color: var(--brp-dark);
    line-height: 1.4;
    margin: 0 0 4px 0;
}

.sample-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin: 6px 0 6px;
}

.sample-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: flex-start;
}

.sample-attr-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid rgba(153, 64, 30, 0.25);
    border-radius: 999px;
    padding: 4px 9px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--brp-rust);
    background: rgba(153, 64, 30, 0.08);
}

.sample-attr-chip .chip-label {
    text-transform: uppercase;
    font-size: 0.62rem;
    color: rgba(41, 31, 24, 0.4);
}

.sample-attr-chip .chip-value {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    font-weight: 700;
}

.sample-attr-chip--use {
    display: none !important;
}

.dimension-part {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.dimension-abbr {
    font-weight: 400;
    text-transform: uppercase;
    color: rgba(41, 31, 24, 0.4);
}

.dimension-separator {
    color: rgba(41, 31, 24, 0.35);
}

/* Alternate flat style for meta chips */
.sample-meta-line {
    width: 100%;
    background: rgba(244, 235, 223, 0.35);
    border: 1px solid rgba(153, 64, 30, 0.12);
    border-radius: 10px;
    padding: 8px 10px;
    display: flex;
    flex-direction: column;
}

.sample-meta-line .sample-attr-chip {
    display: flex;
    background: transparent;
    border: none;
    padding: 8px 6px;
    gap: 8px;
    color: var(--brp-dark);
    justify-content: space-between;
    width: 100%;
    border-bottom: 1px solid rgba(153, 64, 30, 0.08);
    border-radius: 6px;
}

.sample-meta-line .sample-attr-chip:last-child {
    border-bottom: none;
}

.sample-meta-line .sample-attr-chip .chip-label {
    color: rgba(41, 31, 24, 0.45);
    font-size: 0.65rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sample-meta-line .sample-attr-chip .chip-value {
    color: var(--brp-dark);
    font-weight: 500;
    gap: 6px;
    text-align: left;
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
}

.sample-meta-line .sample-attr-chip--dimensions .chip-value {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.sample-meta-line .dimension-separator {
color: rgba(41, 31, 24, 0.4);
    padding: 0 3px;
    font-weight: 900;
}

.sample-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.stars {
    display: flex;
    gap: 2px;
}

.star {
    color: #ddd;
    font-size: 14px;
}

.star.filled {
    color: #FFD700;
}

.rating-count {
    font-size: 0.75rem;
    color: var(--brp-taupe);
}

/* Select/Remove Button */
.sample-action-btn {
    width: 100%;
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sample-select-btn {
    background: var(--brp-rust);
    color: white;
}

.sample-select-btn:hover {
    background: var(--brp-darker);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.sample-remove-btn {
    background: #6c757d;
    color: white;
    display: none;
}

.sample-remove-btn:hover {
    background: #5a6268;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.sample-card.selected .sample-select-btn {
    display: none;
}

.sample-card.selected .sample-remove-btn {
    display: block;
}

.sample-actions {
    margin-top: 0;
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    width: 100%;
    padding: 0 10px 10px 10px;
}

/* ============================================
   Loading Indicator
   ============================================ */
.loading-indicator {
    text-align: center;
    padding: 40px 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid var(--brp-border);
    border-top-color: var(--brp-rust);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   Floating Order Samples Cart
   ============================================ */
.pd-order-samples-cart-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    box-sizing: border-box;
    background: white;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 9999;
    transform: translateY(100%);
    opacity: 0;
    transition: all var(--transition-smooth);
    pointer-events: none;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 100vw;
    max-height: min(85vh, 520px);
    overflow: hidden;
}

.pd-order-samples-cart-container * {
    box-sizing: border-box;
}

.pd-order-samples-cart-container.visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
    animation: cartSlideIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes cartSlideIn {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.pd-order-samples-cart-flex {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 15px;
    flex: 1;
    min-height: 0;
    align-items: stretch;
    overflow-y: auto;
    overflow-x: hidden;
}

.pd-order-samples-cart {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pd-order-samples-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--brp-rust);
    margin: 0 0 10px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pd-order-samples-items {
    display: flex;
    flex-direction: row;
    gap: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 12px 15px;
    min-height: 80px;
    align-items: center;
    -webkit-overflow-scrolling: touch;
    width: calc(100% + 30px);
    margin: 0 -15px;
    flex: 0 0 auto;
}

.pd-order-samples-items::-webkit-scrollbar {
    height: 6px;
}

.pd-order-samples-items::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.pd-order-samples-items::-webkit-scrollbar-thumb {
    background: var(--brp-taupe);
    border-radius: 3px;
}

.pd-samples-empty-message {
    text-align: center;
    color: var(--brp-taupe);
    font-style: italic;
    width: 100%;
    padding: 20px;
}

.pd-samples-cart-item {
    position: relative;
    flex-shrink: 0;
    width: 70px;
    animation: itemFlyIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-sizing: border-box;
}

@keyframes itemFlyIn {
    from {
        opacity: 0;
        transform: translateX(-50px) scale(0.5);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.cart-item-image {
    width: 100%;
    height: 70px;
    object-fit: cover;
    border-radius: 6px;
    display: block;
}

.cart-item-code {
    font-size: 0.7rem;
    text-align: center;
    color: var(--brp-dark);
    font-weight: 600;
    margin-top: 4px;
}

.cart-item-info {
    display: none;
}

.cart-item-name {
    font-size: 0.75rem;
    color: var(--brp-taupe);
    line-height: 1.3;
    margin: 0;
}

.cart-item-remove {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    background: var(--brp-rust);
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.7rem;
    transition: all var(--transition-fast);
}

.cart-item-remove:hover {
    background: var(--brp-darker);
    transform: scale(1.1);
}

.pd-order-samples-summary {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    text-align: center;
}

.pd-order-samples-footer {
    display: flex;
    flex-direction: column;
    gap: 18px;
    width: 100%;
    border-top: 1px solid rgba(41, 31, 24, 0.08);
    padding-top: 18px;
    align-items: center;
    margin-top: auto;
}

.samples-count-display {
    text-align: center;
}

.samples-count-display #cartItemCount {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--brp-rust);
    line-height: 1;
}

@keyframes countPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.samples-count-display #cartItemText {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--brp-taupe);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.submit-samples-btn {
    padding: 12px 30px;
    background: var(--brp-rust);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: 100%;
}

.submit-samples-btn:hover {
    background: var(--brp-darker);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.submit-samples-btn:active {
    transform: translateY(0);
}

.submit-samples-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Progress Indicator */
.progress-indicator {
    padding: 10px 15px;
    background: #fff9f5;
    border-radius: 12px;
    flex-shrink: 0;
    text-align: center;
}

.progress-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 8px;
}

.progress-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--brp-border);
    transition: all var(--transition-fast);
}

.progress-dots .dot.filled {
    background: var(--brp-rust);
    animation: dotFill 0.3s ease;
}

@keyframes dotFill {
    0% { transform: scale(0.5); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.progress-text {
    text-align: center;
    font-size: 0.85rem;
    color: var(--brp-taupe);
    font-weight: 600;
    margin: 0;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (min-width: 640px) {
    .samples-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
}

@media (min-width: 986px) {
    body.samples-cart-visible {
        padding-bottom: 0;
    }
    
    .samples-cart-visible .samples-container {
        padding-right: 340px;
    }
    
    .samples-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 30px;
    }

    .samples-cart-visible .samples-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 26px;
    }
    
    .pd-order-samples-cart-container {
        top: 0;
        right: 0;
        left: auto;
        bottom: 0;
        width: 320px;
        transform: translateX(100%);
        max-height: none;
        height: 100%;
    }
    
    .pd-order-samples-cart-container.visible {
        transform: translateX(0);
        animation: cartSlideInRight 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    }
    
    @keyframes cartSlideInRight {
        from {
            transform: translateX(100%);
        }
        to {
            transform: translateX(0);
        }
    }
    
    .pd-order-samples-cart-flex {
        flex-direction: column;
        height: 100%;
        max-height: none;
        padding: 20px;
        gap: 0;
        overflow: hidden;
    }
    
    .pd-order-samples-cart {
        flex: 1;
        display: flex;
        flex-direction: column;
        min-height: 0;
        overflow: hidden;
        padding-bottom: 20px;
    }
    
    .pd-order-samples-title {
        font-size: 1.3rem;
        margin-bottom: 15px;
        flex-shrink: 0;
    }
    
    .pd-order-samples-items {
        flex-direction: column;
        align-items: stretch;
        overflow-y: auto;
        overflow-x: hidden;
        flex: 1;
        min-height: 0;
        padding: 6px 0 18px 0;
        margin: 0;
        width: 100%;
    }
    
    .pd-order-samples-footer {
        margin-top: auto;
        padding: 14px 18px;
        gap: 12px;
        align-items: center;
        background: #fff;
    }

    .pd-order-samples-summary {
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        text-align: left;
        gap: 18px;
    }

    .pd-order-samples-totals {
        text-align: left;
    }

    .progress-indicator {
        order: 2;
        align-self: center;
        text-align: center;
        padding: 0;
        background: transparent;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 6px;
    }

    .progress-dots {
        justify-content: center;
    }

    .pd-samples-cart-item {
        width: 100%;
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px;
        background: #f9f9f9;
        border-radius: 8px;
        margin-bottom: 10px;
        flex-shrink: 0;
    }

    .cart-item-image {
        width: 60px;
        height: 60px;
        flex-shrink: 0;
        object-fit: cover;
        border-radius: 6px;
        display: block;
    }

    .cart-item-info {
        flex: 1;
        min-width: 0;
        display: block;
        overflow: hidden;
    }

    .cart-item-code {
        font-size: 0.85rem;
        margin: 0 0 4px 0;
        text-align: left;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
.cart-item-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-details {
    font-size: 0.82rem;
    color: var(--brp-taupe);
    margin-top: 4px;
    line-height: 1.4;
}
    
    .cart-item-remove {
        position: static;
        flex-shrink: 0;
    }
    
    .submit-samples-btn {
        width: 100%;
    }
    
    .progress-indicator {
        padding: 0;
    }
}

/* ============================================
   Modern Filter Layout Additions
   ============================================ */

.sqo-layout {
    display: grid;
    grid-template-columns: minmax(240px, var(--sqo-filter-width)) minmax(0, 1fr);
    gap: 24px;
    align-items: flex-start;
    width: 100%;
    box-sizing: border-box;
}

.sqo-mobile-filter-toggle {
    display: none;
    align-items: center;
    gap: 10px;
    margin: 0;
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid var(--brp-border);
    background: #fff;
    color: var(--brp-dark);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.sqo-mobile-filter-toggle:hover,
.sqo-mobile-filter-toggle:focus {
    color: var(--brp-rust);
    border-color: var(--brp-rust);
    box-shadow: var(--shadow-md);
    outline: none;
}

.sqo-mobile-filter-toggle.is-active {
    background: var(--brp-rust);
    color: #fff;
    border-color: var(--brp-rust);
    box-shadow: var(--shadow-md);
}

.sqo-mobile-filter-icon {
    display: inline-flex;
    width: 20px;
    height: 20px;
    color: currentColor;
}

.sqo-mobile-filter-icon svg {
    width: 100%;
    height: 100%;
}

.sqo-filters-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 26, 0.45);
    backdrop-filter: blur(2px);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.sqo-filters-overlay.is-active {
    opacity: 1;
    pointer-events: auto;
}

.sqo-results {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.sqo-container {
    padding: 0 0 40px;
}

.sqo-filters {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 140px);
    width: var(--sqo-filter-width);
    background: #fff;
    border: 1px solid var(--brp-border);
    border-radius: 14px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sqo-filter-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.sqo-filters-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    border-bottom: 1px solid var(--brp-border);
}

.sqo-filters-heading h2 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--brp-rust);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sqo-reset-btn {
    background: transparent;
    border: none;
    color: var(--brp-rust);
    font-weight: 600;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 999px;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.sqo-reset-btn:hover {
    background: rgba(153, 64, 30, 0.1);
    color: var(--brp-darker);
}

.sqo-filter-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 12px 20px 0;
    scroll-behavior: smooth;
}

.sqo-filter-section {
    border: 1px solid var(--brp-border);
    border-radius: 10px;
    margin-bottom: 14px;
    overflow: hidden;
    background: #fff;
}

.sqo-filter-section > summary {
	padding: 12px 14px;
	font-weight: 600;
	cursor: pointer;
	list-style: none;
	position: relative;
	color: var(--brp-dark);
}

.sqo-filter-count {
	font-size: 0.75rem;
	font-weight: 600;
	color: rgba(41, 31, 24, 0.45);
	margin-left: 6px;
}

.sqo-filter-section > summary::-webkit-details-marker {
    display: none;
}

.sqo-filter-section > summary::after {
    content: "";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%) rotate(0deg);
    transition: transform var(--transition-fast);
    width: 12px;
    height: 8px;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2379604F' d='M6 8a.997.997 0 0 1-.71-.29L.3 2.7a1 1 0 1 1 1.42-1.42L6 5.59 10.3 1.3a1 1 0 0 1 1.42 1.41l-4.99 5a1 1 0 0 1-.73.29Z'/%3E%3C/svg%3E");
}

.sqo-filter-section[open] > summary::after {
    transform: translateY(-50%) rotate(180deg);
}

.sqo-option-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 14px 16px;
}

.sqo-filter-option {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--brp-border);
    background: #fff;
    color: var(--brp-dark);
    font-size: 0.88rem;
    text-transform: capitalize;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sqo-filter-option:hover {
    border-color: var(--brp-rust);
    color: var(--brp-rust);
}

.sqo-filter-option.is-active {
    background: var(--brp-rust);
    border-color: var(--brp-rust);
    color: #fff;
    box-shadow: 0 4px 12px rgba(153, 64, 30, 0.25);
}

.sqo-filter-actions {
    padding: 16px 20px 20px;
    border-top: 1px solid var(--brp-border);
    background: linear-gradient(180deg, rgba(255,255,255,0.95), #fff);
}

.sqo-apply-btn {
    width: 100%;
    background: var(--brp-rust);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 12px 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.sqo-apply-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.sqo-results {
    flex: 1;
    min-width: 0;
}

.sqo-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    margin: 0px 0px 18px 0px;
    padding: 16px 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    box-sizing: border-box;
    scroll-margin-top: 96px;
}

.sqo-total {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--brp-dark);
    letter-spacing: -0.01em;
}

.sqo-total span {
    color: var(--brp-rust);
    font-weight: 800;
}

.sqo-sort {
    position: relative;
    display: flex;
    align-items: center;
}

.sqo-select {
    border-radius: 999px;
    border: 1px solid rgba(153, 64, 30, 0.25);
    padding: 10px 42px 10px 16px;
    appearance: none;
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%2379604F' d='M0 0h10L5 6z'/%3E%3C/svg%3E") no-repeat right 16px center;
    min-width: 190px;
    font-weight: 600;
    color: var(--brp-dark);
    cursor: pointer;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sqo-select:hover {
    border-color: var(--brp-rust);
}

.sqo-select:focus {
    outline: none;
    border-color: var(--brp-rust);
    box-shadow: 0 0 0 3px rgba(153, 64, 30, 0.12);
}

@media (max-width: 640px) {
    .sqo-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .sqo-sort,
    .sqo-sort-select {
        width: 100%;
    }
}

.sqo-active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 0;
    margin: 0 0 14px;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(153, 64, 30, 0.08);
    border: 1px solid rgba(153, 64, 30, 0.3);
    color: var(--brp-rust);
    border-radius: 999px;
    padding: 6px 6px 6px 14px;
    font-size: 0.82rem;
    font-weight: 600;
}
.filter-chip-label{
    text-transform: capitalize;
}
.filter-chip button {
    border: none;
    background: transparent;
    color: inherit;
    cursor: pointer;
    position: relative;
    width: 27px;
    height: 27px;
    padding: 0;
    opacity: 0.5;
}

.filter-chip button::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background-color: rgba(153, 64, 30, 0.25);
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%23000' d='m8 8.94-3.47 3.47-0.94-0.94L7.06 8 3.59 4.53 4.53 3.59 8 7.06 11.47 3.59l0.94 0.94L8.94 8l3.47 3.47-0.94 0.94z'/%3E%3C/svg%3E") center/18px 18px no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%23000' d='m8 8.94-3.47 3.47-0.94-0.94L7.06 8 3.59 4.53 4.53 3.59 8 7.06 11.47 3.59l0.94 0.94L8.94 8l3.47 3.47-0.94 0.94z'/%3E%3C/svg%3E") center/18px 18px no-repeat;
}

.filter-chip button:hover {
    opacity: 0.8;
}

.filter-chip button:hover::before {
    background-color: rgba(153, 64, 30, 0.45);
}

@media (max-width: 1100px) {
    .sqo-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .sqo-mobile-filter-toggle {
        display: inline-flex;
        justify-self: flex-start;
    }

    .sqo-filters {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: min(90vw, var(--sqo-filter-width));
        max-width: 360px;
        height: 100vh;
        max-height: none;
        transform: translateX(-100%);
        opacity: 0;
        pointer-events: none;
        border-radius: 0;
        box-shadow: var(--shadow-lg);
        z-index: 1001;
        transition: transform var(--transition-smooth), opacity var(--transition-smooth);
    }

    .sqo-filters.is-open {
        transform: translateX(0);
        opacity: 1;
        pointer-events: auto;
    }

    .sqo-filter-inner {
        height: 100%;
        max-height: none;
    }

    .sqo-filter-scroll {
        max-height: none;
        overflow-y: auto;
        padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    }
}

@media (max-width: 768px) {
    .sqo-sort {
        width: 100%;
        justify-content: space-between;
    }

    .sqo-select {
        flex: 1;
    }

    .sqo-active-filters {
        width: 100%;
    }
}

@media (max-width: 540px) {
    .sqo-container {
        padding: 0 0 24px;
    }

    .sqo-filters-heading {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .sqo-reset-btn {
        padding-left: 0;
    }
}