/* SmartPack B2B Portal — Light, professional, customer-facing */
:root {
    --b-bg: #ffffff;
    --b-bg-secondary: #f8fafc;
    --b-bg-card: #ffffff;
    --b-bg-input: #f1f5f9;
    --b-text: #1e293b;
    --b-text-secondary: #64748b;
    --b-text-tertiary: #94a3b8;
    --b-accent: #2563eb;
    --b-accent-hover: #1d4ed8;
    --b-success: #16a34a;
    --b-error: #dc2626;
    --b-warning: #d97706;
    --b-border: #e2e8f0;
    --b-border-hover: #cbd5e1;
    --b-radius: 8px;
    --b-radius-lg: 12px;
    --b-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --b-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --b-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --b-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --b-max-width: 1200px;
    --b-navbar-height: 56px;
}

/* B2B Dark Mode */
:root[data-theme="dark"] {
    --b-bg: #0f1117;
    --b-bg-secondary: #161921;
    --b-bg-card: #1a1d28;
    --b-bg-input: #252836;
    --b-text: #e2e8f0;
    --b-text-secondary: #a0aec0;
    --b-text-tertiary: #4a5568;
    --b-text-muted: #4a5568;
    --b-accent: #5bb8ff;
    --b-accent-hover: #7cc8ff;
    --b-primary: #5bb8ff;
    --b-success: #10b981;
    --b-error: #f87171;
    --b-warning: #f59e0b;
    --b-border: #252836;
    --b-border-hover: #3d4456;
    --b-radius: 8px;
    --b-radius-lg: 12px;
    --b-shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --b-shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
    --b-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.5), 0 4px 6px -2px rgba(0,0,0,0.3);
}

/* ============================================
   Layout
   ============================================ */
.b2b-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--b-bg-secondary);
    color: var(--b-text);
    font-family: var(--b-font);
    font-size: 15px;
    line-height: 1.5;
}

.b2b-main {
    flex: 1;
    width: 100%;
    max-width: var(--b-max-width);
    margin: 0 auto;
    padding: 24px;
}

.b2b-footer {
    padding: 16px 24px;
    text-align: center;
    font-size: 13px;
    color: var(--b-text-tertiary);
    border-top: 1px solid var(--b-border);
    background: var(--b-bg);
}

.b2b-footer a {
    color: var(--b-accent);
    text-decoration: none;
}

.b2b-footer a:hover {
    text-decoration: underline;
}

/* ============================================
   BNavbar
   ============================================ */
.b-navbar {
    display: flex;
    align-items: center;
    height: var(--b-navbar-height);
    padding: 0 24px;
    background: var(--b-bg);
    border-bottom: 1px solid var(--b-border);
    box-shadow: var(--b-shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.b-navbar__brand {
    flex-shrink: 0;
    margin-right: 32px;
}

.b-navbar__logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--b-text);
    text-decoration: none;
}

.b-navbar__logo i {
    color: var(--b-accent);
    font-size: 20px;
}

.b-navbar__links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}

.b-navbar__link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--b-radius);
    color: var(--b-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s, background 0.15s;
}

.b-navbar__link:hover {
    color: var(--b-text);
    background: var(--b-bg-input);
}

.b-navbar__link--active {
    color: var(--b-accent);
    background: color-mix(in srgb, var(--b-accent), transparent 92%);
}

.b-navbar__link i {
    font-size: 15px;
    width: 18px;
    text-align: center;
}

.b-navbar__right {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: auto;
}

.b-navbar__account-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--b-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--b-radius);
    transition: color 0.15s, background 0.15s;
}

.b-navbar__account-link:hover {
    color: var(--b-text);
    background: var(--b-bg-input);
}

.b-navbar__account-link i {
    font-size: 20px;
}

/* ============================================
   BNotificationBadge
   ============================================ */
.b-notification-badge {
    position: relative;
    cursor: pointer;
    padding: 6px;
    border-radius: var(--b-radius);
    transition: background 0.15s;
}

.b-notification-badge:hover {
    background: var(--b-bg-input);
}

.b-notification-badge > i {
    font-size: 18px;
    color: var(--b-text-secondary);
}

.b-notification-badge__count {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: var(--b-error);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transform: translate(4px, -4px);
}

/* ============================================
   BButton
   ============================================ */
.b-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    padding: 0 20px;
    border: 1px solid transparent;
    border-radius: var(--b-radius);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--b-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
    white-space: nowrap;
}

.b-btn--block { width: 100%; }

.b-btn--primary {
    background: var(--b-accent);
    color: #fff;
}
.b-btn--primary:hover { background: var(--b-accent-hover); }

.b-btn--secondary {
    background: var(--b-bg);
    color: var(--b-text);
    border-color: var(--b-border);
}
.b-btn--secondary:hover { border-color: var(--b-border-hover); background: var(--b-bg-input); }

.b-btn--ghost {
    background: transparent;
    color: var(--b-accent);
}
.b-btn--ghost:hover { background: color-mix(in srgb, var(--b-accent), transparent 92%); }

.b-btn--danger {
    background: var(--b-error);
    color: #fff;
}
.b-btn--danger:hover { background: #b91c1c; }

.b-btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

.b-btn i { font-size: 14px; }

/* ============================================
   BCard
   ============================================ */
.b-card {
    background: var(--b-bg-card);
    border: 1px solid var(--b-border);
    border-radius: var(--b-radius-lg);
    box-shadow: var(--b-shadow-sm);
    overflow: hidden;
}

.b-card__header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--b-border);
}

.b-card__icon {
    color: var(--b-accent);
    font-size: 16px;
}

.b-card__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--b-text);
    margin: 0;
    flex: 1;
}

.b-card__actions {
    display: flex;
    gap: 8px;
}

.b-card__body {
    padding: 20px;
}

/* ============================================
   BBanner
   ============================================ */
.b-banner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--b-radius);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
    animation: b-banner-in 0.2s ease-out;
}

@keyframes b-banner-in {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: none; }
}

.b-banner--success { background: #f0fdf4; color: var(--b-success); border: 1px solid #bbf7d0; }
.b-banner--error { background: #fef2f2; color: var(--b-error); border: 1px solid #fecaca; }
.b-banner--warning { background: #fffbeb; color: var(--b-warning); border: 1px solid #fde68a; }
.b-banner--info { background: #eff6ff; color: var(--b-accent); border: 1px solid #bfdbfe; }

.b-banner__close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 4px;
    opacity: 0.6;
}

.b-banner__close:hover { opacity: 1; }

/* ============================================
   BTextInput
   ============================================ */
.b-text-input {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.b-text-input__label {
    font-size: 13px;
    font-weight: 600;
    color: var(--b-text);
}

.b-text-input__field {
    height: 40px;
    padding: 0 12px;
    background: var(--b-bg);
    border: 1px solid var(--b-border);
    border-radius: var(--b-radius);
    color: var(--b-text);
    font-size: 14px;
    font-family: var(--b-font);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.b-text-input__field:focus {
    border-color: var(--b-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--b-accent), transparent 85%);
}

.b-text-input__field::placeholder {
    color: var(--b-text-tertiary);
}

.b-text-input__help {
    font-size: 12px;
    color: var(--b-text-tertiary);
}

.b-text-input--disabled .b-text-input__field {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--b-bg-secondary);
}

/* ============================================
   BEmptyState
   ============================================ */
.b-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

.b-empty-state__icon {
    font-size: 48px;
    color: var(--b-text-tertiary);
    margin-bottom: 16px;
}

.b-empty-state__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--b-text);
    margin: 0 0 8px;
}

.b-empty-state__description {
    font-size: 14px;
    color: var(--b-text-secondary);
    margin: 0 0 20px;
    max-width: 400px;
}

.b-empty-state__actions {
    display: flex;
    gap: 12px;
}

/* ============================================
   Utilities
   ============================================ */
.b-grid { display: grid; gap: 20px; }
.b-grid--2 { grid-template-columns: repeat(2, 1fr); }
.b-grid--3 { grid-template-columns: repeat(3, 1fr); }
.b-grid--4 { grid-template-columns: repeat(4, 1fr); }

.b-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.b-stat__label {
    font-size: 13px;
    color: var(--b-text-secondary);
    font-weight: 500;
}

.b-stat__value {
    font-size: 28px;
    font-weight: 700;
    color: var(--b-text);
    line-height: 1.2;
}

.b-stat__trend {
    font-size: 12px;
    font-weight: 600;
}

.b-stat__trend--up { color: var(--b-success); }
.b-stat__trend--down { color: var(--b-error); }

.b-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.b-badge--open { background: #eff6ff; color: var(--b-accent); }
.b-badge--processing { background: #fffbeb; color: var(--b-warning); }
.b-badge--shipped { background: #f0fdf4; color: var(--b-success); }
.b-badge--cancelled { background: #fef2f2; color: var(--b-error); }

.b-table {
    width: 100%;
    border-collapse: collapse;
}

.b-table th,
.b-table td {
    padding: 10px 14px;
    text-align: left;
    font-size: 14px;
    border-bottom: 1px solid var(--b-border);
}

.b-table th {
    font-weight: 600;
    color: var(--b-text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--b-bg-secondary);
}

.b-table tr:hover {
    background: var(--b-bg-secondary);
}

.b-table td a {
    color: var(--b-accent);
    text-decoration: none;
    font-weight: 500;
}

.b-table td a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .b-navbar__links span { display: none; }
    .b-navbar__account-link span { display: none; }
    .b-grid--3, .b-grid--4 { grid-template-columns: repeat(2, 1fr); }
    .b2b-main { padding: 16px; }
}

@media (max-width: 480px) {
    .b-grid--2, .b-grid--3, .b-grid--4 { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════════════════ */
/* B2B Login Page                                                        */
/* ═══════════════════════════════════════════════════════════════════════ */
.b2b-login {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.b2b-login__card {
    background: #fff;
    border: 1px solid var(--b-border);
    border-radius: 16px;
    padding: 48px 40px;
    max-width: 420px;
    width: 100%;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.b2b-login__icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--b-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.b2b-login__title {
    font-size: 24px;
    font-weight: 700;
    color: var(--b-text-primary);
    margin: 0 0 8px;
}

.b2b-login__subtitle {
    font-size: 14px;
    color: var(--b-text-secondary);
    margin: 0 0 32px;
}

.b2b-login__form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: left;
}

.b2b-login__error {
    padding: 10px 14px;
    border-radius: 8px;
    background: #fef2f2;
    color: #dc2626;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ═══════════════════════════════════════════════════════════════════════ */
/* B2B Data Tables                                                       */
/* ═══════════════════════════════════════════════════════════════════════ */
.b-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.b-table th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--b-text-secondary);
    border-bottom: 2px solid var(--b-border);
}

.b-table td {
    padding: 12px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--b-text-primary);
}

.b-table tr:hover td {
    background: #f8fafc;
}

.b-table a {
    color: var(--b-primary);
    text-decoration: none;
    font-weight: 600;
}

.b-table a:hover {
    text-decoration: underline;
}

/* Status badges */
.b-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.b-badge--open { background: #dbeafe; color: #1d4ed8; }
.b-badge--processing { background: #fef3c7; color: #92400e; }
.b-badge--shipped { background: #d1fae5; color: #065f46; }
.b-badge--delivered { background: #d1fae5; color: #065f46; }
.b-badge--cancelled { background: #fee2e2; color: #991b1b; }
.b-badge--pending { background: #fef3c7; color: #92400e; }
.b-badge--inprogress { background: #dbeafe; color: #1d4ed8; }
.b-badge--resolved { background: #d1fae5; color: #065f46; }
.b-badge--closed { background: #f1f5f9; color: #64748b; }

/* Order detail sections */
.b-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.b-detail-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.b-detail-field__label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--b-text-secondary);
}

.b-detail-field__value {
    font-size: 14px;
    color: var(--b-text-primary);
    font-weight: 500;
}

/* Tracking info */
.b-tracking {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #f0fdf4;
    border-radius: 8px;
    border: 1px solid #bbf7d0;
}

.b-tracking i {
    color: #16a34a;
    font-size: 16px;
}

.b-tracking a {
    color: var(--b-primary);
    font-weight: 600;
    text-decoration: none;
}

.b-tracking a:hover { text-decoration: underline; }

/* ===== Order Progress Stepper ===== */
.b-order-stepper {
    display: flex;
    align-items: center;
    gap: 0;
    margin: 0 0 24px;
    padding: 20px 24px;
    background: var(--b-bg-card);
    border: 1px solid var(--b-border);
    border-radius: var(--b-radius);
}

.b-order-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    position: relative;
}

.b-order-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 14px;
    left: calc(50% + 16px);
    width: calc(100% - 32px);
    height: 2px;
    background: var(--b-border);
}

.b-order-step--done:not(:last-child)::after {
    background: var(--b-success);
}

.b-order-step__dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--b-border);
    background: var(--b-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--b-text-tertiary);
    position: relative;
    z-index: 1;
    transition: all 0.2s;
}

.b-order-step--done .b-order-step__dot {
    background: var(--b-success);
    border-color: var(--b-success);
    color: white;
}

.b-order-step--active .b-order-step__dot {
    border-color: var(--b-accent);
    background: var(--b-accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

.b-order-step__label {
    margin-top: 8px;
    font-size: 12px;
    color: var(--b-text-tertiary);
    font-weight: 500;
    white-space: nowrap;
}

.b-order-step--done .b-order-step__label { color: var(--b-success); }
.b-order-step--active .b-order-step__label { color: var(--b-accent); font-weight: 600; }

/* ===== Shipment Timeline Cards ===== */
.b-shipment-timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
}

.b-shipment-card {
    background: var(--b-bg-secondary);
    border: 1px solid var(--b-border);
    border-radius: 8px;
    padding: 14px 16px;
}

.b-shipment-card__header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.b-shipment-card__header > i {
    color: var(--b-accent);
}

.b-shipment-card__meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    font-size: 13px;
    color: var(--b-text-secondary);
}

.b-shipment-card__meta i { font-size: 11px; width: 14px; text-align: center; }
.b-shipment-card__meta a { color: var(--b-accent); font-weight: 600; text-decoration: none; }
.b-shipment-card__meta a:hover { text-decoration: underline; }

.b-shipment-card__date {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    font-size: 12px;
    color: var(--b-text-tertiary);
}

.b-shipment-card__date i { font-size: 11px; width: 14px; text-align: center; }

.b-shipment-card__items {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--b-border);
}

.b-shipment-card__item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3px 0;
    font-size: 13px;
    color: var(--b-text-secondary);
}

.b-shipment-card__item-qty {
    font-weight: 600;
    color: var(--b-text);
    font-size: 12px;
}

/* ===== Inline Button Link (for reorder etc.) ===== */
.b-btn-link {
    background: none;
    border: none;
    color: var(--b-accent);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    text-decoration: none;
}
.b-btn-link:hover { text-decoration: underline; }

.b-link {
    color: var(--b-accent);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
}
.b-link:hover { text-decoration: underline; }

/* ===== B2B Modal (for reorder, etc.) ===== */
.b-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    z-index: 1000;
}

.b-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--b-bg-card);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    z-index: 1001;
    width: 600px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.b-modal--lg { width: 800px; }

.b-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--b-border);
}

.b-modal__header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--b-text);
}

.b-modal__close {
    background: none;
    border: none;
    color: var(--b-text-secondary);
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
}
.b-modal__close:hover { color: var(--b-text); }

.b-modal__body {
    padding: 20px 24px;
    overflow-y: auto;
    flex: 1;
}

.b-modal__footer {
    padding: 16px 24px;
    border-top: 1px solid var(--b-border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Warning row for low stock */
.b-row--warning { background: rgba(245, 158, 11, 0.05); }

.b-input--sm {
    padding: 4px 8px;
    font-size: 13px;
    height: 30px;
    border-radius: 6px;
}

/* ===== Address Cards ===== */
.b-address-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.b-address-card {
    background: var(--b-bg-secondary);
    border: 1px solid var(--b-border);
    border-radius: 8px;
    padding: 12px 14px;
}

.b-address-card__header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.b-address-card__header strong {
    font-size: 14px;
}

.b-address-card__body {
    font-size: 13px;
    color: var(--b-text-secondary);
    line-height: 1.5;
}

/* ===================== B2B PRODUCT CATALOG ===================== */

.b-catalog {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Sidebar */
.b-catalog__sidebar {
    background: var(--b-bg-card);
    border: 1px solid var(--b-border);
    border-radius: 10px;
    padding: 20px;
    align-self: start;
    position: sticky;
    top: 80px;
}

.b-catalog__sidebar-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--b-text);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.b-catalog__sidebar-title i {
    color: var(--b-primary);
}

.b-catalog__category-list,
.b-catalog__subcategory-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.b-catalog__subcategory-list {
    padding-left: 16px;
    margin-top: 4px;
}

.b-catalog__category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-radius: 6px;
    color: var(--b-text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.15s;
}

.b-catalog__category-link:hover {
    background: var(--b-bg-secondary);
    color: var(--b-text);
}

.b-catalog__category-link--active {
    background: rgba(37, 99, 235, 0.08);
    color: var(--b-primary);
    font-weight: 600;
}

.b-catalog__category-count {
    font-size: 12px;
    background: var(--b-bg-secondary);
    color: var(--b-text-muted);
    border-radius: 10px;
    padding: 1px 8px;
    min-width: 24px;
    text-align: center;
}

/* Toolbar */
.b-catalog__toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.b-catalog__search {
    position: relative;
    flex: 1;
}

.b-catalog__search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--b-text-muted);
    pointer-events: none;
}

.b-catalog__search .b-input {
    padding-left: 36px;
    width: 100%;
}

.b-catalog__sort-select {
    width: 180px;
}

/* Result info */
.b-catalog__result-info {
    font-size: 13px;
    color: var(--b-text-muted);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.b-catalog__active-filter {
    color: var(--b-text-secondary);
}

.b-catalog__clear-filter {
    color: var(--b-text-muted);
    margin-left: 4px;
}

.b-catalog__clear-filter:hover {
    color: #ef4444;
}

/* Loading + Empty */
.b-catalog__loading,
.b-catalog__empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--b-text-muted);
}

.b-catalog__empty i {
    font-size: 48px;
    margin-bottom: 12px;
    display: block;
}

/* Product grid */
.b-catalog__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

/* Product card */
.b-catalog__card {
    background: var(--b-bg-card);
    border: 1px solid var(--b-border);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s, transform 0.2s;
}

.b-catalog__card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.b-catalog__card-image {
    position: relative;
    height: 180px;
    background: var(--b-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.b-catalog__card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.b-catalog__card-placeholder {
    font-size: 40px;
    color: var(--b-border);
}

.b-catalog__stock-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
}

.b-catalog__stock-badge--in-stock {
    background: #dcfce7;
    color: #16a34a;
}

.b-catalog__stock-badge--out {
    background: #fef2f2;
    color: #dc2626;
}

.b-catalog__card-body {
    padding: 14px 16px 8px;
    flex: 1;
}

.b-catalog__card-sku {
    font-size: 11px;
    color: var(--b-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.b-catalog__card-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--b-text);
    margin: 4px 0 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.b-catalog__card-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--b-primary);
}

.b-catalog__card-price--na {
    font-size: 13px;
    font-weight: 500;
    color: var(--b-text-muted);
    font-style: italic;
}

.b-catalog__card-actions {
    padding: 8px 16px 14px;
}

.b-catalog__add-btn {
    width: 100%;
}

/* Floating cart FAB */
.b-catalog__cart-fab {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--b-primary);
    color: #fff;
    border: none;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    transition: transform 0.2s;
}

.b-catalog__cart-fab:hover {
    transform: scale(1.08);
}

.b-catalog__cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive */
@media (max-width: 768px) {
    .b-catalog {
        grid-template-columns: 1fr;
    }

    .b-catalog__sidebar {
        position: static;
    }

    .b-catalog__grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}