/* ==========================================================================
   Burhani Pro Tech — Industrial & Federal Supply Design System (v5.0)
   Theme matched to Official Burhani Pro Tech Crimson Stallion Logo (#c81e2b)
   ========================================================================== */

:root {
    --bg-page: #f6f5f2;
    --bg-surface: #eeece6;
    --bg-card: #ffffff;
    --bg-navy: #18181b;
    --bg-navy-light: #27272a;
    --text-primary: #18181b;
    --text-secondary: #3f3f46;
    --text-muted: #71717a;
    --accent: #c81e2b;
    --accent-hover: #9f1220;
    --accent-soft: #fef2f2;
    --accent-border: #fecdd3;
    --emerald: #15803d;
    --emerald-soft: #dcfce7;
    --amber: #b45309;
    --border-color: #d6d3cd;
    --border-subtle: #e5e2dc;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --shadow-sm: 0 1px 2px rgba(24, 24, 27, 0.05);
    --shadow-md: 0 4px 12px rgba(24, 24, 27, 0.07);
    --shadow-lg: 0 10px 26px rgba(24, 24, 27, 0.12);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
}

.main-content {
    flex: 1;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent-hover);
}

img {
    max-width: 100%;
    display: block;
}

code, .font-mono {
    font-family: var(--font-mono);
    font-size: 0.88em;
    font-variant-numeric: tabular-nums;
}

.hidden {
    display: none !important;
}

.text-emerald { color: var(--emerald) !important; }
.text-accent { color: var(--accent) !important; }
.text-muted { color: var(--text-muted) !important; font-size: 0.85rem; }
.mt-lg { margin-top: 2.25rem; }

.container {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.88rem;
    padding: 0.62rem 1.15rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    white-space: nowrap;
    text-decoration: none;
}

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

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

.btn-outline {
    background-color: #ffffff;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background-color: var(--accent-soft);
}

.btn-sm {
    padding: 0.42rem 0.85rem;
    font-size: 0.82rem;
}

.btn-xs {
    padding: 0.28rem 0.6rem;
    font-size: 0.76rem;
}

.btn-lg {
    padding: 0.78rem 1.4rem;
    font-size: 0.94rem;
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   1. Top Institutional Utility Bar
   ========================================================================== */
.utility-bar {
    background-color: var(--bg-navy);
    color: #d4d4d8;
    font-size: 0.78rem;
    border-bottom: 2px solid var(--accent);
}

.utility-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 38px;
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
}

.utility-left, .utility-right {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.utility-badge strong {
    color: #ffffff;
    font-family: var(--font-mono);
}

.utility-divider {
    color: #52525b;
}

.persona-switcher {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: rgba(255, 255, 255, 0.06);
    padding: 0.18rem 0.35rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.switcher-label {
    color: #a1a1aa;
    font-size: 0.74rem;
    margin-right: 0.2rem;
}

.tier-pill {
    background: transparent;
    border: 1px solid transparent;
    color: #d4d4d8;
    font-size: 0.74rem;
    font-weight: 600;
    padding: 0.18rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.tier-pill:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.tier-pill.active {
    background: var(--accent);
    color: #ffffff;
}

.utility-user {
    color: #e4e4e7;
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.utility-store-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.utility-store-fed {
    background: rgba(16, 185, 129, 0.18);
    color: #6ee7b7;
    border: 1px solid rgba(110, 231, 183, 0.35);
}

.utility-store-comm {
    background: rgba(56, 189, 248, 0.18);
    color: #7dd3fc;
    border: 1px solid rgba(125, 211, 252, 0.35);
}

.utility-link-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #e4e4e7;
    font-size: 0.74rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.utility-link-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.utility-switch-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: #ffffff;
    font-size: 0.74rem;
    font-weight: 700;
    padding: 0.22rem 0.7rem;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.15s ease;
}

.utility-switch-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
}

.utility-gate-link {
    color: #fca5a5;
    font-weight: 600;
    font-size: 0.76rem;
}

.utility-gate-link:hover {
    color: #ffffff;
    text-decoration: underline;
}

/* ==========================================================================
   2. Main Header & Official Burhani Pro Tech Logo
   ========================================================================== */
.site-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    min-height: 70px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.header-logo {
    height: 46px;
    width: auto;
    object-fit: contain;
    display: block;
}

/* Global Search Input & Instant Dropdown */
.header-search-wrapper {
    flex: 1;
    max-width: 620px;
    position: relative;
}

.global-search-form {
    display: flex;
    align-items: center;
    background-color: #ffffff;
    border: 1px solid #b8b4ac;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.global-search-form:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(200, 30, 43, 0.12);
}

.search-icon {
    padding-left: 0.9rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.global-search-form input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 0.62rem 0.8rem;
    font-size: 0.88rem;
    color: var(--text-primary);
    outline: none;
}

.search-clear-btn {
    padding: 0 0.65rem;
    color: var(--text-muted);
}

.search-submit-btn {
    background-color: var(--bg-navy);
    color: #ffffff;
    border: none;
    padding: 0.65rem 1.15rem;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.search-submit-btn:hover {
    background-color: var(--accent);
}

/* Instant Search Dropdown */
.search-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 250;
    max-height: 400px;
    overflow-y: auto;
}

.search-dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.7rem 0.95rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    text-decoration: none;
}

.search-dropdown-item:hover {
    background-color: var(--bg-page);
}

.search-dropdown-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.search-dropdown-left img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
}

.search-dropdown-title {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--text-primary);
}

.search-dropdown-meta {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.search-dropdown-price {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    flex-shrink: 0;
}

.basket-badge {
    background-color: #ffffff;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.08rem 0.42rem;
    border-radius: 3px;
}

/* Primary Department & Tool Sub-Navbar (Zero Horizontal Scrollbar) */
.sub-navbar {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    overflow: visible;
}

.sub-navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    min-height: 42px;
    flex-wrap: wrap;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.15rem;
    flex-wrap: wrap;
    overflow: visible;
}

.nav-item {
    display: inline-flex;
    align-items: center;
    gap: 0.38rem;
    padding: 0.52rem 0.78rem;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.nav-item i {
    font-size: 0.78rem;
    opacity: 0.8;
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(24, 24, 27, 0.04);
}

.nav-item.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background-color: #ffffff;
}

.nav-count {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.04rem 0.36rem;
    border-radius: 3px;
}

.sub-navbar-meta {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.sub-nav-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.22rem 0.65rem;
    border-radius: 4px;
    white-space: nowrap;
}

.sub-nav-pill-fed {
    background-color: #dcfce7;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.sub-nav-pill-comm {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

.desk-contact-note {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   3. Hero Section & Vendor Reference Card
   ========================================================================== */
.hero-section {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 2.75rem 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.45fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.hero-kicker-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.85rem;
    font-size: 0.8rem;
}

.schedule-tag {
    background-color: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-border);
    font-weight: 700;
    padding: 0.18rem 0.55rem;
    border-radius: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.kicker-sep {
    color: var(--text-muted);
}

.kicker-text {
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-title {
    font-size: 2.15rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 0.85rem;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 660px;
}

.hero-search-bar {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-page);
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1.15rem;
}

.hero-search-input-wrap {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0 0.75rem;
}

.hero-search-input-wrap i {
    color: var(--text-muted);
    font-size: 0.88rem;
}

.hero-search-input-wrap input {
    width: 100%;
    border: none;
    outline: none;
    padding: 0.62rem 0;
    font-size: 0.9rem;
    color: var(--text-primary);
    background: transparent;
}

.hero-search-bar select {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0 0.75rem;
    background-color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.hero-quick-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

/* Right Column: Grounded Vendor & Contract Reference Card */
.vendor-sheet-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--accent);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.vendor-sheet-photo {
    position: relative;
    height: 132px;
    background-color: var(--bg-navy);
    overflow: hidden;
}

.vendor-sheet-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
}

.vendor-photo-caption {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0.85rem 1.15rem;
    background: linear-gradient(180deg, rgba(24,24,27,0.15) 0%, rgba(24,24,27,0.85) 100%);
    color: #ffffff;
}

.vendor-photo-caption span {
    font-size: 0.73rem;
    color: #d4d4d8;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.vendor-photo-caption strong {
    font-size: 0.96rem;
    font-weight: 700;
}

.vendor-sheet-body {
    padding: 1.15rem 1.25rem;
}

.vendor-sheet-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.65rem;
    margin-bottom: 0.65rem;
    border-bottom: 1px solid var(--border-subtle);
}

.vendor-sheet-head h3 {
    font-size: 0.96rem;
    font-weight: 700;
    color: var(--text-primary);
}

.vendor-rate-badge {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 700;
    background-color: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-border);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
}

.vendor-dl {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.vendor-dl-row {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.81rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px dashed var(--border-subtle);
}

.vendor-dl-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.vendor-dl-row dt {
    color: var(--text-muted);
    font-weight: 500;
}

.vendor-dl-row dd {
    color: var(--text-primary);
    font-weight: 600;
    text-align: right;
}

.vendor-sheet-foot {
    margin-top: 0.85rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-subtle);
}

.vendor-sheet-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent);
}

/* Compact Inner-Page Hero Header */
.page-hero-compact {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 1.65rem 0;
}

.page-hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.page-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.page-hero-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   4. Section Blocks, Department Cards & Product Cards
   ========================================================================== */
.section-block {
    padding: 2.75rem 0;
}

.bg-surface {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.section-eyebrow, .modal-kicker, .workflow-tag {
    display: inline-block;
    font-size: 0.73rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.section-header-actions {
    display: flex;
    gap: 0.6rem;
}

/* 4 Department Grid */
.division-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.15rem;
}

.division-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--bg-navy);
    border-radius: var(--radius-md);
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    color: var(--text-primary);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.division-card:hover {
    border-color: var(--accent);
    border-top-color: var(--accent);
    box-shadow: var(--shadow-md);
    color: var(--text-primary);
}

.division-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.55rem;
}

.division-top h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.division-count {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    background-color: var(--bg-page);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    padding: 0.1rem 0.45rem;
    border-radius: 3px;
    white-space: nowrap;
}

.division-body {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.division-body p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    flex: 1;
}

.division-cta {
    font-size: 0.83rem;
    font-weight: 700;
    color: var(--accent);
}

/* Product Grid & Cards */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.catalog-product-grid {
    grid-template-columns: repeat(3, 1fr);
}

.product-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    border-color: #9ca3af;
}

.product-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.6rem 0.9rem;
    background-color: var(--bg-page);
    border-bottom: 1px solid var(--border-subtle);
}

.product-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.comp-tag {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.12rem 0.42rem;
    border-radius: 3px;
    background-color: var(--bg-surface);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.comp-tag-gov {
    background-color: #f0fdf4;
    color: #166534;
    border-color: #bbf7d0;
}

.stock-pill {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--emerald);
    white-space: nowrap;
}

.product-image-wrap {
    height: 165px;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem;
    border-bottom: 1px solid var(--border-subtle);
    overflow: hidden;
}

.product-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.product-card-body {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.74rem;
    margin-bottom: 0.3rem;
}

.product-brand {
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.product-sku {
    color: var(--text-muted);
}

.product-title {
    font-size: 0.94rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.4rem;
}

.product-title a {
    color: var(--text-primary);
}

.product-title a:hover {
    color: var(--accent);
}

.product-summary {
    font-size: 0.81rem;
    color: var(--text-secondary);
    margin-bottom: 0.7rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-specs-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.75rem;
    font-size: 0.73rem;
    color: var(--text-secondary);
    background-color: var(--bg-page);
    border: 1px solid var(--border-subtle);
    padding: 0.45rem 0.6rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
    margin-top: auto;
}

.product-price-box {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    border-top: 1px solid var(--border-subtle);
    padding-top: 0.65rem;
}

.price-tier-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

.price-main {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

.price-msrp {
    display: block;
    font-size: 0.72rem;
    color: var(--text-muted);
}

.btn-detail-link {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.product-card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background-color: var(--bg-page);
    border-top: 1px solid var(--border-subtle);
}

.btn-card-rfq, .btn-card-buy {
    width: 100%;
    padding: 0.5rem 0.45rem;
    font-size: 0.8rem;
}

/* Purchasing & Engineering Service Cards */
.workflow-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.workflow-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.workflow-card h3 {
    font-size: 1.08rem;
    color: var(--text-primary);
}

.workflow-card p {
    font-size: 0.86rem;
    color: var(--text-secondary);
    flex: 1;
    margin-bottom: 0.4rem;
}

/* ==========================================================================
   5. Catalog Page Layout (Filter Sidebar + Results)
   ========================================================================== */
.catalog-layout {
    display: grid;
    grid-template-columns: 290px 1fr;
    gap: 1.75rem;
    align-items: start;
}

.filter-panel {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 1.15rem;
}

.filter-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
}

.filter-panel-header h3 {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.reset-link {
    font-size: 0.78rem;
    font-weight: 600;
}

.filter-group {
    margin-bottom: 1.15rem;
}

.filter-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.filter-search-box {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.filter-search-box input {
    flex: 1;
    border: none;
    padding: 0.5rem 0.7rem;
    font-size: 0.85rem;
    outline: none;
}

.filter-search-box button {
    border: none;
    background: var(--bg-surface);
    padding: 0 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.filter-radio-list {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.filter-radio-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.42rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    cursor: pointer;
    border: 1px solid transparent;
}

.filter-radio-item:hover {
    background-color: var(--bg-page);
}

.filter-radio-item.selected {
    background-color: var(--accent-soft);
    border-color: var(--accent-border);
    font-weight: 600;
    color: var(--text-primary);
}

.filter-radio-item input {
    margin-right: 0.45rem;
    accent-color: var(--accent);
}

.filter-count {
    font-family: var(--font-mono);
    font-size: 0.73rem;
    color: var(--text-muted);
}

.filter-group select {
    width: 100%;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    background-color: #ffffff;
}

.sidebar-promo-box {
    background-color: var(--bg-navy);
    color: #ffffff;
    padding: 1.2rem;
    border-radius: var(--radius-md);
    border-top: 3px solid var(--accent);
}

.sidebar-promo-box h4 {
    font-size: 0.92rem;
    margin-bottom: 0.4rem;
}

.sidebar-promo-box p {
    font-size: 0.8rem;
    color: #d4d4d8;
    margin-bottom: 0.85rem;
}

.catalog-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.1rem;
    margin-bottom: 1.15rem;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.88rem;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.active-filter-chips {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.filter-chip {
    background-color: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-border);
    font-size: 0.74rem;
    font-weight: 600;
    padding: 0.15rem 0.55rem;
    border-radius: 3px;
}

.clear-chips-link {
    font-size: 0.78rem;
    font-weight: 600;
}

/* ==========================================================================
   6. Product Detail Page (PDP)
   ========================================================================== */
.pdp-grid {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 2rem;
    align-items: start;
}

.pdp-image-card, .pdp-compliance-card, .pdp-pricing-card, .pdp-specs-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    margin-bottom: 1.35rem;
}

.pdp-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 0.9rem;
}

.pdp-main-image {
    width: 100%;
    max-height: 340px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.pdp-compliance-card h3, .pdp-specs-card h3 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.9rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border-subtle);
}

.pdp-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
}

.meta-key {
    display: block;
    font-size: 0.73rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.meta-val {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.pdp-tier-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-page);
    border: 1px solid var(--border-subtle);
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.15rem;
    font-size: 0.84rem;
}

.pdp-price-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.15rem;
    padding-bottom: 1.15rem;
    border-bottom: 1px solid var(--border-subtle);
}

.pdp-unit-price {
    font-family: var(--font-mono);
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
}

.pdp-description {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 1.35rem;
}

.pdp-purchase-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-page);
    padding: 0.9rem 1.15rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    margin-bottom: 1.15rem;
}

.qty-control-group label {
    display: block;
    font-size: 0.76rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.qty-stepper {
    display: inline-flex;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #ffffff;
}

.qty-stepper button {
    border: none;
    background: var(--bg-surface);
    width: 32px;
    height: 34px;
    font-weight: 700;
    cursor: pointer;
}

.qty-stepper input {
    width: 60px;
    text-align: center;
    border: none;
    font-family: var(--font-mono);
    font-weight: 700;
}

.extended-total-val {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    color: var(--accent);
}

.pdp-action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.15rem;
}

.pdp-varstreet-box {
    background-color: var(--bg-page);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.85rem 0.95rem;
}

.varstreet-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    font-weight: 700;
    margin-bottom: 0.55rem;
}

.btn-link-sm {
    background: none;
    border: none;
    color: var(--accent);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.76rem;
}

.varstreet-channels {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.vs-channel {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    padding: 0.45rem 0.6rem;
    border-radius: 3px;
    font-size: 0.74rem;
}

.vs-channel span {
    display: block;
    color: var(--text-muted);
}

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

.specs-table th, .specs-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.85rem;
    text-align: left;
}

.specs-table th {
    width: 38%;
    color: var(--text-secondary);
    background-color: var(--bg-page);
}

.related-section {
    margin-top: 2.25rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-color);
}

/* ==========================================================================
   7. CTO Configurator, RFQ Desk, Compliance & Portal
   ========================================================================== */
.cto-layout, .rfq-grid {
    display: grid;
    grid-template-columns: 1.45fr 1fr;
    gap: 1.85rem;
    align-items: start;
}

.cto-step-card, .panel-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    margin-bottom: 1.35rem;
}

.cto-step-header, .panel-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.05rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
}

.cto-step-header {
    justify-content: flex-start;
}

.cto-step-num {
    background-color: var(--bg-navy);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.cto-radio-grid {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.cto-option-card {
    display: block;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.cto-option-card:hover {
    border-color: var(--accent);
}

.cto-option-card.selected {
    border-color: var(--accent);
    background-color: var(--accent-soft);
}

.cto-option-card input {
    display: none;
}

.cto-opt-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.2rem;
    font-size: 0.9rem;
}

.cto-opt-price {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
}

.cto-option-card p {
    font-size: 0.81rem;
    color: var(--text-secondary);
}

.cto-summary-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    position: sticky;
    top: 136px;
}

.cto-manifest-list {
    list-style: none;
    margin: 0.9rem 0;
    border-top: 1px solid var(--border-subtle);
}

.cto-manifest-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.cto-price-breakdown {
    background-color: var(--bg-page);
    padding: 0.9rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    margin-bottom: 0.9rem;
}

.cto-price-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.84rem;
    margin-bottom: 0.35rem;
}

.cto-price-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 0.55rem;
    margin-top: 0.45rem;
    font-size: 1.05rem;
}

.cto-price-total strong {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    color: var(--text-primary);
}

.cto-summary-actions {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

/* Forms & Tables */
.form-group {
    margin-bottom: 0.9rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.form-group input, .form-group select, .form-group textarea, .bom-textarea {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    background-color: #ffffff;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus, .bom-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(200, 30, 43, 0.1);
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
}

.panel-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.bom-actions-row {
    margin-top: 0.75rem;
}

.quick-add-sku-bar {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.9rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--border-subtle);
}

.quick-add-sku-bar select {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
}

.quick-add-sku-bar input {
    width: 72px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    text-align: center;
}

.rfq-total-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-page);
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 0.9rem;
}

.rfq-grand-total-val {
    font-family: var(--font-mono);
    font-size: 1.45rem;
    color: var(--text-primary);
}

.rfq-confirmation-box {
    margin-top: 0.9rem;
    padding: 0.9rem;
    background-color: var(--emerald-soft);
    border: 1px solid #86efac;
    border-radius: var(--radius-sm);
    color: #14532d;
    font-size: 0.85rem;
}

/* Data Tables & Compliance Grids */
.table-responsive {
    overflow-x: auto;
}

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

.data-table th, .data-table td {
    padding: 0.75rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.84rem;
}

.data-table th {
    background-color: var(--bg-page);
    font-weight: 700;
    color: var(--text-secondary);
}

.compliance-id-grid, .compliance-pillars-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.15rem;
}

.comp-id-card, .pillar-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.comp-id-val {
    display: block;
    font-size: 1.45rem;
    color: var(--text-primary);
    margin: 0.2rem 0;
}

.comp-id-sub {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.pillar-icon {
    width: 38px;
    height: 38px;
    background-color: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
}

.pillar-card h3 {
    font-size: 0.96rem;
    margin-bottom: 0.45rem;
}

.pillar-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.pillar-link {
    font-size: 0.8rem;
    font-weight: 700;
}

.punchout-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.35rem;
}

.erp-cards-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.erp-item {
    display: flex;
    gap: 0.85rem;
    padding: 0.8rem;
    background: var(--bg-page);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
}

.erp-item h4 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.erp-item p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.erp-icon {
    font-size: 1.2rem;
    color: var(--accent);
    margin-top: 0.1rem;
}

.code-preview-block {
    background-color: var(--bg-navy);
    color: #f4f4f5;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    padding: 0.9rem;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    max-height: 280px;
}

.status-pill {
    display: inline-block;
    padding: 0.18rem 0.5rem;
    border-radius: 3px;
    font-size: 0.73rem;
    font-weight: 700;
    background-color: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-border);
}

.ledger-actions {
    display: flex;
    gap: 0.35rem;
}

.empty-state-card {
    background: #ffffff;
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem 1.5rem;
    text-align: center;
}

.empty-icon {
    font-size: 2.1rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.empty-actions {
    display: flex;
    justify-content: center;
    gap: 0.65rem;
    margin-top: 1.1rem;
}

/* ==========================================================================
   8. Institutional Footer, Modals & Sales Desk Drawer
   ========================================================================== */
.site-footer {
    background-color: var(--bg-navy);
    color: #d4d4d8;
    padding: 3rem 0 1.75rem;
    margin-top: 2.5rem;
    border-top: 3px solid var(--accent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.45fr 1fr 1fr 1.25fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo-wrap {
    display: inline-block;
    background-color: #ffffff;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.6rem;
}

.footer-logo {
    height: 38px;
    width: auto;
    object-fit: contain;
    display: block;
}

.footer-desc {
    font-size: 0.82rem;
    color: #a1a1aa;
    margin: 0.55rem 0 0.8rem;
    line-height: 1.55;
}

.footer-identifiers {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #fca5a5;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.footer-links a {
    color: #d4d4d8;
    font-size: 0.82rem;
}

.footer-links a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.footer-contact-line {
    font-size: 0.81rem;
    margin-bottom: 0.45rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #d4d4d8;
}

.footer-btn-group {
    margin-top: 0.75rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 1.35rem;
    font-size: 0.78rem;
    color: #a1a1aa;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(24, 24, 27, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    padding: 1rem;
}

.modal-card {
    background: #ffffff;
    border-radius: var(--radius-md);
    border-top: 3px solid var(--accent);
    width: 100%;
    max-width: 540px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-lg {
    max-width: 720px;
}

.modal-header, .modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.05rem 1.35rem;
    border-bottom: 1px solid var(--border-subtle);
}

.modal-footer {
    border-bottom: none;
    border-top: 1px solid var(--border-subtle);
    justify-content: flex-end;
    gap: 0.6rem;
}

.modal-body {
    padding: 1.35rem;
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 1.1rem;
    color: var(--text-muted);
    cursor: pointer;
}

.checkout-summary-box {
    background: var(--bg-page);
    border: 1px solid var(--border-color);
    padding: 0.85rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.9rem;
    font-size: 0.85rem;
}

.cap-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.1rem;
}

.cap-box {
    background: var(--bg-page);
    border: 1px solid var(--border-subtle);
    padding: 0.95rem;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
}

.cap-box h4 {
    margin-bottom: 0.45rem;
    color: var(--text-primary);
}

.cap-box ul {
    padding-left: 1.1rem;
}

/* Sales & Bid Desk Inquiry Drawer */
.ai-chat-widget {
    position: fixed;
    bottom: 1.15rem;
    right: 1.15rem;
    z-index: 400;
}

.ai-chat-toggle {
    background: var(--bg-navy);
    color: #ffffff;
    border: 1px solid #3f3f46;
    border-left: 3px solid var(--accent);
    padding: 0.65rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.83rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.ai-chat-toggle:hover {
    background: var(--bg-navy-light);
}

.ai-chat-panel {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    width: 340px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--accent);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.ai-chat-header {
    background: var(--bg-navy);
    color: #ffffff;
    padding: 0.8rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.88rem;
}

.ai-chat-sub {
    display: block;
    font-size: 0.71rem;
    color: #a1a1aa;
}

.ai-chat-messages {
    height: 230px;
    overflow-y: auto;
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    background: var(--bg-page);
}

.chat-msg {
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.81rem;
    max-width: 88%;
}

.chat-msg.bot {
    background: #ffffff;
    border: 1px solid var(--border-color);
    align-self: flex-start;
}

.chat-msg.user {
    background: var(--accent);
    color: #ffffff;
    align-self: flex-end;
}

.ai-chat-input-row {
    display: flex;
    gap: 0.4rem;
    padding: 0.6rem;
    border-top: 1px solid var(--border-subtle);
    background: #ffffff;
}

.ai-chat-input-row input {
    flex: 1;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.42rem 0.6rem;
    font-size: 0.82rem;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 1.15rem;
    left: 1.15rem;
    z-index: 600;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.toast-item {
    background: var(--bg-navy);
    color: #ffffff;
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.83rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--accent);
}

/* ==========================================================================
   9. Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1120px) {
    .hero-grid, .pdp-grid, .cto-layout, .rfq-grid, .punchout-grid {
        grid-template-columns: 1fr;
    }
    .division-grid, .product-grid, .compliance-id-grid, .compliance-pillars-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .catalog-layout {
        grid-template-columns: 1fr;
    }
    .catalog-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .hide-md {
        display: none !important;
    }
}

@media (max-width: 720px) {
    .header-inner {
        flex-wrap: wrap;
        padding: 0.75rem 1rem;
    }
    .header-search-wrapper {
        order: 3;
        max-width: 100%;
        width: 100%;
    }
    .division-grid, .product-grid, .catalog-product-grid, .workflow-cards-grid,
    .compliance-id-grid, .compliance-pillars-grid, .footer-grid, .form-grid-2,
    .pdp-action-buttons, .cap-grid {
        grid-template-columns: 1fr;
    }
    .hero-search-bar {
        flex-direction: column;
    }
    .hide-sm {
        display: none !important;
    }
}