/* ==========================================================================
   SMTBOX ATOMIC UTILITY STYLESHEET (css/utilities.css)
   Strictly Zero Overrides - High Performance & CSP Unsafe-Inline Elimination
   ========================================================================== */

/* Canonical 8-Tier Cascade Layers Apex Declaration (Idempotent) */
@layer reset, vendor, tokens, base, layout, components, utilities, overrides;

@layer utilities {

/* Display & Box Model */
.u-hidden { display: none; }
.u-block { display: block; }
.u-inline-block { display: inline-block; }
.u-inline { display: inline; }
.u-border-box { box-sizing: border-box; }
.u-overflow-hidden { overflow: hidden; }
.u-overflow-y-auto { overflow-y: auto; }
.u-overflow-x-auto { overflow-x: auto; }
.u-max-h-200 { max-height: 200px; }
.u-max-h-300 { max-height: 300px; }
.u-min-h-180 { min-height: 180px; }
.u-min-h-200 { min-height: 200px; }
.u-min-h-220 { min-height: 220px; }
.u-min-h-300 { min-height: 300px; }
.u-min-h-480 { min-height: 480px; }
.u-w-full { width: 100%; }
.u-h-full { height: 100%; }
.u-w-auto { width: auto; }
.u-w-60 { width: 60px; }
.u-w-80 { width: 80px; }
.u-w-90 { width: 90px; }
.u-w-100 { width: 100px; }
.u-w-150 { width: 150px; }
.u-w-160 { width: 160px; }
.u-w-400 { width: 400px; }
.u-h-32 { height: 32px; }
.u-h-36 { height: 36px; }
.u-h-38 { height: 38px; }
.u-h-80 { height: 80px; }
.u-h-100 { height: 100px; }
.u-max-w-500 { max-width: 500px; }
.u-max-w-540 { max-width: 540px; }
.u-max-w-600 { max-width: 600px; }
.u-max-w-800 { max-width: 800px; }
.u-max-w-850 { max-width: 850px; }
.u-max-w-1200 { max-width: 1200px; }
.u-max-w-1300 { max-width: 1300px; }
.u-float-none { float: none; }
.u-object-contain { object-fit: contain; }
.u-transition { transition: all 0.2s ease; }

/* Flexbox */
.u-flex { display: flex; }
.u-inline-flex { display: inline-flex; }
.u-flex-1 { flex: 1; }
.u-flex-none { flex: none; }
.u-flex-row { flex-direction: row; }
.u-flex-col { flex-direction: column; }
.u-flex-wrap { flex-wrap: wrap; }
.u-flex-nowrap { flex-wrap: nowrap; }
.u-items-center { align-items: center; }
.u-items-start { align-items: flex-start; }
.u-items-end { align-items: flex-end; }
.u-justify-between { justify-content: space-between; }
.u-justify-center { justify-content: center; }
.u-justify-start { justify-content: flex-start; }
.u-justify-end { justify-content: flex-end; }
.u-gap-4 { gap: 4px; }
.u-gap-8 { gap: 8px; }
.u-gap-12 { gap: 12px; }
.u-gap-15 { gap: 15px; }
.u-gap-20 { gap: 20px; }

/* Grid */
.u-grid { display: grid; }
.u-grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.u-grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.u-grid-auto-fit-220 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* Margin */
.u-m-0 { margin: 0; }
.u-m-auto { margin: 0 auto; }
.u-mt-0 { margin-top: 0; }
.u-mt-4 { margin-top: 4px; }
.u-mt-8 { margin-top: 8px; }
.u-mt-10 { margin-top: 10px; }
.u-mt-15 { margin-top: 15px; }
.u-mt-20 { margin-top: 20px; }
.u-mt-25 { margin-top: 25px; }
.u-mt-30 { margin-top: 30px; }
.u-mt-40 { margin-top: 40px; }
.u-mb-0 { margin-bottom: 0; }
.u-mb-4 { margin-bottom: 4px; }
.u-mb-5 { margin-bottom: 5px; }
.u-mb-6 { margin-bottom: 6px; }
.u-mb-8 { margin-bottom: 8px; }
.u-mb-10 { margin-bottom: 10px; }
.u-mb-12 { margin-bottom: 12px; }
.u-mb-15 { margin-bottom: 15px; }
.u-mb-16 { margin-bottom: 16px; }
.u-mb-20 { margin-bottom: 20px; }
.u-mb-25 { margin-bottom: 25px; }
.u-mb-30 { margin-bottom: 30px; }
.u-mb-35 { margin-bottom: 35px; }
.u-mb-40 { margin-bottom: 40px; }
.u-mb-45 { margin-bottom: 45px; }
.u-my-20 { margin-top: 20px; margin-bottom: 20px; }
.u-my-30 { margin-top: 30px; margin-bottom: 30px; }
.u-my-40 { margin-top: 40px; margin-bottom: 40px; }
.u-ml-8 { margin-left: 8px; }
.u-mr-8 { margin-right: 8px; }
.u-ml-20 { margin-left: 20px; }

/* Padding */
.u-p-0 { padding: 0; }
.u-p-4 { padding: 4px; }
.u-p-6 { padding: 6px; }
.u-p-8 { padding: 8px; }
.u-p-10 { padding: 10px; }
.u-p-12 { padding: 12px; }
.u-p-15 { padding: 15px; }
.u-p-16 { padding: 16px; }
.u-p-20 { padding: 20px; }
.u-p-25 { padding: 25px; }
.u-p-30 { padding: 30px; }
.u-py-4 { padding-top: 4px; padding-bottom: 4px; }
.u-py-6 { padding-top: 6px; padding-bottom: 6px; }
.u-py-8 { padding-top: 8px; padding-bottom: 8px; }
.u-py-10 { padding-top: 10px; padding-bottom: 10px; }
.u-py-12 { padding-top: 12px; padding-bottom: 12px; }
.u-py-15 { padding-top: 15px; padding-bottom: 15px; }
.u-py-20 { padding-top: 20px; padding-bottom: 20px; }
.u-py-25 { padding-top: 25px; padding-bottom: 25px; }
.u-py-30 { padding-top: 30px; padding-bottom: 30px; }
.u-py-40 { padding-top: 40px; padding-bottom: 40px; }
.u-px-8 { padding-left: 8px; padding-right: 8px; }
.u-px-10 { padding-left: 10px; padding-right: 10px; }
.u-px-12 { padding-left: 12px; padding-right: 12px; }
.u-px-14 { padding-left: 14px; padding-right: 14px; }
.u-px-15 { padding-left: 15px; padding-right: 15px; }
.u-px-16 { padding-left: 16px; padding-right: 16px; }
.u-px-20 { padding-left: 20px; padding-right: 20px; }
.u-px-24 { padding-left: 24px; padding-right: 24px; }
.u-px-25 { padding-left: 25px; padding-right: 25px; }
.u-px-30 { padding-left: 30px; padding-right: 30px; }
.u-pt-0 { padding-top: 0; }
.u-pt-5 { padding-top: 5px; }
.u-pt-10 { padding-top: 10px; }
.u-pt-20 { padding-top: 20px; }
.u-pt-25 { padding-top: 25px; }
.u-pt-30 { padding-top: 30px; }
.u-pb-5 { padding-bottom: 5px; }
.u-pb-8 { padding-bottom: 8px; }
.u-pb-10 { padding-bottom: 10px; }
.u-pb-30 { padding-bottom: 30px; }
.u-pl-0 { padding-left: 0; }
.u-pl-20 { padding-left: 20px; }

/* Typography */
.u-text-left { text-align: left; }
.u-text-center { text-align: center; }
.u-text-right { text-align: right; }
.u-font-bold { font-weight: 700; }
.u-font-semibold { font-weight: 600; }
.u-font-medium { font-weight: 500; }
.u-font-normal { font-weight: 400; }
.u-font-italic { font-style: italic; }
.u-font-sans { font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
.u-font-brand { font-family: 'Outfit', sans-serif; }
.u-font-mono { font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.u-font-10 { font-size: 10px; }
.u-font-11 { font-size: 11px; }
.u-font-12 { font-size: 12px; }
.u-font-13 { font-size: 13px; }
.u-font-14 { font-size: 14px; }
.u-font-14-5 { font-size: 14.5px; }
.u-font-15 { font-size: 15px; }
.u-font-16 { font-size: 16px; }
.u-font-18 { font-size: 18px; }
.u-font-20 { font-size: 20px; }
.u-font-22 { font-size: 22px; }
.u-font-24 { font-size: 24px; }
.u-font-26 { font-size: 26px; }
.u-font-36 { font-size: 36px; }
.u-font-1-2rem { font-size: 1.2rem; }
.u-font-1-25em { font-size: 1.25em; }
.u-font-1-4rem { font-size: 1.4rem; }
.u-leading-1-3 { line-height: 1.3; }
.u-leading-1-4 { line-height: 1.4; }
.u-leading-1-5 { line-height: 1.5; }
.u-leading-1-6 { line-height: 1.6; }
.u-leading-1-7 { line-height: 1.7; }
.u-leading-relaxed { line-height: 1.625; }
.u-uppercase { text-transform: uppercase; }
.u-capitalize { text-transform: capitalize; }
.u-tracking-wide { letter-spacing: 0.05em; }
.u-underline { text-decoration: underline; }
.u-no-underline { text-decoration: none; }
.u-nowrap { white-space: nowrap; }
.u-pre-wrap { white-space: pre-wrap; }
.u-cursor-pointer { cursor: pointer; }
.u-list-none { list-style: none; }

/* Line Clamp */
.u-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Colors & Backgrounds */
.u-color-navy,
.u-text-navy { color: #002780; }
.u-text-accent { color: #CF0921; }
.u-color-primary { color: #002780; }
.u-color-crimson { color: #CF0921; }
.u-color-white { color: #ffffff; }
.u-color-dark { color: #1e293b; }
.u-color-text { color: #334155; }
.u-color-text-muted { color: #64748b; }
.u-color-muted { color: #64748b; }
.u-color-gray-800 { color: #1f2937; }
.u-color-gray-700 { color: #374151; }
.u-color-gray-600 { color: #4b5563; }
.u-color-gray-500 { color: #6b7280; }
.u-color-gray-400 { color: #9ca3af; }
.u-color-blue-600 { color: #2563eb; }
.u-color-blue-800 { color: #1e3a8a; }
.u-color-wp-blue { color: #2271b1; }
.u-color-wp-darkblue { color: #135e96; }
.u-color-wp-green { color: #008a20; }
.u-bg-white { background-color: #ffffff; }
.u-bg-gray-50 { background-color: #f9fafb; }
.u-bg-gray-100 { background-color: #f3f4f6; }
.u-bg-slate-50 { background-color: #f8fafc; }
.u-bg-slate-100 { background-color: #f1f5f9; }
.u-bg-blue-50 { background-color: #eff6ff; }
.u-bg-navy { background-color: #002780; }
.u-bg-crimson { background-color: #CF0921; }
.u-bg-overlay-50 { background-color: rgba(0, 0, 0, 0.5); }
.u-bg-overlay-60 { background-color: rgba(0, 0, 0, 0.6); }

/* Borders & Radius */
.u-border-0 { border: 0; }
.u-border-none { border: none; }
.u-border { border: 1px solid #cbd5e1; }
.u-border-light { border: 1px solid #e2e8f0; }
.u-border-t { border-top: 1px solid #e2e8f0; }
.u-border-b { border-bottom: 1px solid #e2e8f0; }
.u-border-b-2-navy { border-bottom: 2px solid #002780; }
.u-border-l-4-navy { border-left: 4px solid #002780; }
.u-border-solid-2-navy { border: 2px solid #002780; }
.u-border-2-navy { border: 2px solid #002780; }
.u-border-dashed-navy { border: 2px dashed #002780; }
.u-border-dashed-2-navy { border: 2px dashed #002780; }
.u-border-collapse { border-collapse: collapse; }
.u-rounded-3 { border-radius: 3px; }
.u-rounded-4 { border-radius: 4px; }
.u-rounded-6 { border-radius: 6px; }
.u-rounded-8 { border-radius: 8px; }
.u-rounded-12 { border-radius: 12px; }
.u-rounded-full { border-radius: 9999px; }

/* Elevation & Shadows */
.u-shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }
.u-shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.u-shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }

/* Position & Screen-Reader Only */
.u-relative { position: relative; }
.u-absolute { position: absolute; }
.u-min-h-300 { min-height: 300px; }
.u-z-modal { z-index: 9999; }
.u-z-toast { z-index: 99999; }
.u-z-max { z-index: 999999; }
.u-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Legacy & Compatibility Aliases */
.u-color-navy { color: var(--smt-color-primary, #002780); }
.u-color-muted { color: var(--smt-color-text-muted, #64748b); }

.u-font-12 { font-size: 12px; }
.u-font-13 { font-size: 13px; }
.u-font-14 { font-size: 14px; }
.u-font-15 { font-size: 15px; }
.u-font-16 { font-size: 16px; }
.u-font-18 { font-size: 18px; }
.u-font-20 { font-size: 20px; }
.u-font-24 { font-size: 24px; }
.u-font-26 { font-size: 26px; }
.u-font-28 { font-size: 28px; }
.u-font-32 { font-size: 32px; }
.u-font-36 { font-size: 36px; }

.u-leading-1-5 { line-height: 1.5; }
.u-leading-1-6 { line-height: 1.6; }

/* Container Clamps to Prevent Horizontal Overflow (P2-2) */
.nav-dropdown,
.is-portal-dropdown,
.w-400, .w-600, .w-800, .w-1200 {
    max-inline-size: 100vw;
    box-sizing: border-box;
}

/* Mobile Touch Target Expansion (P1-3: >= 44x44px for WCAG 2.5.5 / Apple HIG) */
@media (max-width: 767px) {
    .icon.button.round.is-small,
    .nav-pagination > li > a,
    .nav-pagination > li > span,
    .header-button .button,
    .sre-sticky-search-btn,
    .category-filter-link {
        min-inline-size: 44px;
        min-block-size: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        touch-action: manipulation;
    }
}

} /* End @layer utilities */