/* ==========================================================================
   v2026-aec.css — Modern overlay for Bootstrap 3.3.7
   Loaded AFTER bootstrap.min.css and v10.2-aec.css
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties (Design Tokens)
   ========================================================================== */
:root {
    /* Brand */
    --brand-primary: #005483;
    --brand-primary-light: #0073B7;
    --brand-primary-dark: #003A5C;
    --brand-primary-bg: rgba(0, 84, 131, 0.06);

    /* Accent (warm CTA contrast) */
    --accent: #E8553D;
    --accent-hover: #D14430;
    --accent-bg: rgba(232, 85, 61, 0.08);

    /* Neutrals */
    --gray-900: #111827;
    --gray-700: #374151;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-300: #D1D5DB;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50:  #F9FAFB;
    --white:    #FFFFFF;

    /* Status */
    --success: #10B981;
    --success-bg: #ECFDF5;
    --warning: #F59E0B;
    --danger:  #EF4444;

    /* Spacing (8px grid) */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'WhitneySemibold', var(--font-sans);

    /* Borders & Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.1), 0 8px 20px rgba(0, 0, 0, 0.06);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
}

/* ==========================================================================
   2. Base / Reset Overrides
   ========================================================================== */
html {
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 72px; /* navbar height */
}

a {
    color: var(--brand-primary);
    transition: color var(--transition-fast);
}

a:hover,
a:focus {
    color: var(--brand-primary-light);
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    line-height: 1.25;
    margin-top: 0;
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--brand-primary);
    margin-bottom: var(--space-6);
}

h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--brand-primary);
    margin-top: 1.5rem;
    margin-bottom: var(--space-4);
}

h3 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: var(--space-4);
}

p, ul, ol {
    margin-bottom: var(--space-4);
}

/* Content list items (policy pages, etc.) — add spacing between items that contain block content */
ol > li > h2:first-child,
ol > li > h3:first-child {
    margin-top: var(--space-6);
}
ol > li:first-child > h2:first-child,
ol > li:first-child > h3:first-child {
    margin-top: 0;
}

h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
}

p {
    margin-bottom: var(--space-4);
    line-height: 1.7;
}

.lead {
    font-size: 1.125rem;
    color: var(--gray-500);
    line-height: 1.7;
    max-width: 720px;
}

/* Utility: brand-colored heading (replaces inline style="color:#005483") */
.heading-brand {
    font-family: var(--font-display);
    color: var(--brand-primary);
    margin-bottom: var(--space-6);
}

/* ==========================================================================
   4. Navbar
   ========================================================================== */
.navbar {
    min-height: 72px;
    border: none;
    margin-bottom: 0;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar-default {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: none;
}

.navbar-default.scrolled {
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow-sm);
}

.navbar-fixed-top {
    border-width: 0 0 1px 0;
}

.navbar-brand {
    padding: 14px 15px;
    height: 72px;
    display: flex;
    align-items: center;
}

.navbar-brand img {
    height: auto;
    width: clamp(120px, 18vw, 180px);
}

.navbar-default .navbar-nav > li > a {
    color: var(--gray-700);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 26px 14px;
    transition: color var(--transition-fast);
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
    color: var(--brand-primary);
    background: transparent;
}

.navbar-default .navbar-nav > .open > a,
.navbar-default .navbar-nav > .open > a:focus,
.navbar-default .navbar-nav > .open > a:hover {
    color: var(--brand-primary);
    background: transparent;
}

/* Dropdown menus */
.navbar-nav .dropdown-menu {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2) 0;
    margin-top: 0;
    background: var(--white);
}

.dropdown-menu > li > a {
    padding: 8px 20px;
    font-size: 0.875rem;
    color: var(--gray-700);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
    background: var(--gray-50);
    color: var(--brand-primary);
}

.dropdown-menu .divider {
    background-color: var(--gray-100);
    margin: var(--space-1) 0;
}

/* Nav CTA button (for "Free Trial" in navbar) */
.navbar-nav > li > a.nav-cta {
    background: #0d7442;
    color: var(--white) !important;
    border-radius: var(--radius-md);
    padding: 8px 8px;
    margin: 18px 24px 18px 24px;
    font-weight: 600;
    transition: background var(--transition-fast);
}

.navbar-nav > li > a.nav-cta:hover {
    background: #0a5c34;
}

/* Nav icons (cart, account, search) */
.navbar-nav > li.nav-icon > a {
    font-size: 1.2rem;
    padding: 26px 12px;
    color: var(--gray-500);
    transition: color var(--transition-fast);
}

.navbar-nav > li.nav-icon > a:hover {
    color: var(--brand-primary);
    background: transparent;
}

/* Mobile nav */
.navbar-default .navbar-toggle {
    border: none;
    margin-top: 20px;
    margin-bottom: 20px;
}

.navbar-default .navbar-toggle .icon-bar {
    background-color: var(--gray-500);
    width: 22px;
    height: 2px;
    border-radius: 2px;
    transition: background var(--transition-fast);
}

.navbar-default .navbar-toggle:hover .icon-bar,
.navbar-default .navbar-toggle:focus .icon-bar {
    background-color: var(--brand-primary);
}

.navbar-default .navbar-toggle:hover,
.navbar-default .navbar-toggle:focus {
    background: transparent;
}

@media (max-width: 767px) {
    body {
        padding-top: 72px;
    }

    .navbar-default .navbar-collapse {
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        max-height: 80vh;
        overflow-y: auto;
    }

    .navbar-default .navbar-nav > li > a {
        padding: 12px 20px;
    }

    .navbar-default .navbar-nav .open .dropdown-menu {
        background: var(--gray-50);
        border-radius: 0;
        box-shadow: none;
        padding: 0;
    }

    .navbar-default .navbar-nav .open .dropdown-menu > li > a {
        padding: 10px 32px;
        color: var(--gray-700);
    }

    .navbar-nav > li > a.nav-cta {
        margin: 8px 20px 16px;
        text-align: center;
        display: block;
    }
}

/* ==========================================================================
   5. Buttons
   ========================================================================== */
.btn {
    font-family: var(--font-sans);
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 10px 24px;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    border: 1.5px solid transparent;
    min-height: 44px;
    letter-spacing: 0.01em;
}

.btn:active {
    box-shadow: none;
    transform: translateY(0);
}

/* Primary button */
.btn-primary {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: var(--white);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--brand-primary-light);
    border-color: var(--brand-primary-light);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 84, 131, 0.25);
}

/* Success button (green CTA) */
.btn-success {
    background: var(--success);
    border-color: var(--success);
    color: var(--white);
}

.btn-success:hover,
.btn-success:focus {
    background: #059669;
    border-color: #059669;
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

/* Default / outline button */
.btn-default {
    background: var(--white);
    border-color: var(--gray-300);
    color: var(--gray-700);
}

.btn-default:hover,
.btn-default:focus {
    background: var(--gray-50);
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

/* Accent CTA button */
.btn-accent {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
}

.btn-accent:hover,
.btn-accent:focus {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(232, 85, 61, 0.3);
}

/* Large buttons */
.btn-lg {
    padding: 14px 32px;
    font-size: 1.0625rem;
    border-radius: var(--radius-lg);
}

/* Block buttons — add spacing */
.btn-block {
    margin-bottom: var(--space-3);
}

/* ==========================================================================
   6. Panels → Modern Cards
   ========================================================================== */
.panel {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
    margin-bottom: var(--space-6);
    background: var(--white);
}

.panel-default {
    border-color: var(--gray-200);
}

.panel-default > .panel-heading {
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: var(--space-5) var(--space-6);
}

.panel-default > .panel-heading .panel-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.panel-body {
    padding: var(--space-6);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.panel-info {
    border-color: var(--gray-200);
}

.panel-info > .panel-heading {
    background: var(--brand-primary-bg);
    border-bottom: 1px solid var(--gray-200);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    color: var(--brand-primary);
}

.panel-info > .panel-heading .panel-title {
    color: var(--brand-primary);
}

/* Hover-lift for clickable panels */
a .panel:hover,
.panel-hover:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ==========================================================================
   7. Wells → Modern Cards
   ========================================================================== */
.well {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: none;
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

/* Override the green "Try It Free" well */
.well[style*="background-color: #dff0d8"] {
    background-color: var(--success-bg) !important;
    border-color: var(--success) !important;
}

/* Override the blue info well */
.well[style*="background-color: #f0f7fb"] {
    background-color: var(--brand-primary-bg) !important;
    border-color: var(--brand-primary) !important;
}

/* ==========================================================================
   8. Tables
   ========================================================================== */
.table {
    font-size: 0.9375rem;
}

.table > thead > tr > th {
    border-bottom: 2px solid var(--gray-200);
    font-weight: 600;
    color: var(--gray-900);
    padding: var(--space-3) var(--space-4);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.table > tbody > tr > td {
    border-top-color: var(--gray-100);
    padding: var(--space-3) var(--space-4);
    vertical-align: middle;
}

.table-striped > tbody > tr:nth-of-type(odd) {
    background-color: var(--gray-50);
}

.table-bordered {
    border-color: var(--gray-200);
}

.table-bordered > thead > tr > th,
.table-bordered > tbody > tr > td {
    border-color: var(--gray-200);
}

/* ==========================================================================
   9. Lists
   ========================================================================== */
.panel-body ul,
.well ul {
    padding-left: 0;
    list-style: none;
}

.panel-body ul > li,
.well ul > li {
    position: relative;
    padding-left: 1.5em;
    margin-bottom: var(--space-2);
    line-height: 1.6;
}

.panel-body ul > li::before,
.well ul > li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-primary);
}

/* Don't apply custom bullets to nav-type lists */
.list-unstyled > li::before,
.panel-body .list-unstyled > li::before,
.well .list-unstyled > li::before,
.nav > li::before,
.dropdown-menu > li::before {
    display: none;
}

.list-unstyled > li {
    padding-left: 0;
}

/* ==========================================================================
   10. Breadcrumbs
   ========================================================================== */
.breadcrumb {
    background: transparent;
    padding: var(--space-3) 0;
    margin-bottom: var(--space-6);
    font-size: 0.8125rem;
    border-bottom: 1px solid var(--gray-100);
}

.breadcrumb > li {
    color: var(--gray-500);
}

.breadcrumb > li + li::before {
    content: "›";
    color: var(--gray-400);
    padding: 0 var(--space-2);
}

.breadcrumb > li > a {
    color: var(--gray-500);
}

.breadcrumb > li > a:hover {
    color: var(--brand-primary);
}

.breadcrumb > .active {
    color: var(--gray-900);
    font-weight: 500;
}

/* ==========================================================================
   11. Hero Section
   ========================================================================== */
.hero {
    padding: var(--space-16) 0 var(--space-12);
    text-align: center;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    max-width: 800px;
    margin: 0 auto var(--space-6);
}

.hero .hero-subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto var(--space-8);
    line-height: 1.65;
}

.hero .hero-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-8);
}

.hero-image {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
}

/* Trust / logo bar below hero */
.trust-bar {
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-200);
    text-align: center;
}

.trust-bar .trust-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    font-weight: 600;
    margin-bottom: var(--space-6);
}

/* ==========================================================================
   12. Section Spacing
   ========================================================================== */
.section {
    padding: var(--space-16) 0;
}

.section-alt {
    background: var(--gray-50);
    padding: var(--space-16) 0;
}

.section-cta {
    background: var(--brand-primary);
    color: var(--white);
    padding: var(--space-12) 0;
    text-align: center;
}

.section-cta h2 {
    color: var(--white);
}

.section-cta p {
    color: rgba(255, 255, 255, 0.8);
}

.section-cta .btn-primary {
    background: var(--white);
    color: var(--brand-primary);
    border-color: var(--white);
}

.section-cta .btn-primary:hover {
    background: var(--gray-100);
    color: var(--brand-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   13. Footer
   ========================================================================== */
.site-footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: var(--space-16) 0 var(--space-8);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-top: var(--space-16);
}

.site-footer h5 {
    color: var(--white);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-5);
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer ul li {
    margin-bottom: var(--space-2);
}

.site-footer a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.site-footer a:hover,
.site-footer a:focus {
    color: var(--white);
}

/* Remove custom bullets from footer lists */
.site-footer ul > li::before {
    display: none;
}

.site-footer ul > li {
    padding-left: 0;
}

.footer-social {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    transition: background var(--transition-fast);
}

.footer-social a:hover {
    background: rgba(255, 255, 255, 0.16);
}

.footer-social a svg {
    width: 18px;
    height: 18px;
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

.footer-social a:hover svg {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
    color: var(--gray-500);
    font-size: 0.8125rem;
}

.footer-bottom a {
    color: var(--gray-500);
}

.footer-bottom a:hover {
    color: var(--gray-300);
}

/* ==========================================================================
   14. Homepage Specific
   ========================================================================== */

/* Focus paragraph */
.focus-paragraph {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    color: var(--gray-700);
    line-height: 1.7;
    padding: 0 12%;
}

/* Launch cards (v2026 override) */
a.launchcard {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: auto;
    min-height: 200px;
    padding: 28px 20px 20px;
    margin: 12px auto;
    background: #fff !important;
    background-image: none !important;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    position: relative;
    text-decoration: none;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

a.launchcard:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--brand-primary);
    background-position: 0 0 !important;
}

a.launchcard .card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
    color: var(--brand-primary);
    flex-shrink: 0;
}

a.launchcard p {
    text-decoration: none;
    text-align: center;
}

a.launchcard p.title {
    position: static;
    width: auto;
    padding: 0;
    font-family: var(--font-display);
    font-size: 1rem;
    line-height: 1.4;
    color: var(--gray-800);
    margin: 0 0 8px;
}

a.launchcard p.link {
    position: static;
    width: auto;
    padding: 0;
    font-size: 0.875rem;
    color: var(--brand-primary);
    font-weight: 600;
    margin: 0;
}

/* Why FastTrack Schedule section */
.why-fts {
    display: flex;
    flex-wrap: wrap;
}

.why-fts-item {
    text-align: center;
    padding: 24px 16px;
    margin-bottom: 16px;
}

.why-fts-icon {
    width: 44px;
    height: 44px;
    color: var(--brand-primary);
    margin-bottom: 12px;
}

.why-fts-item h4 {
    font-family: var(--font-display);
    color: var(--gray-800);
    font-size: 1.05rem;
    margin: 0 0 8px;
}

.why-fts-item p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

/* Policy cards */
.policy-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    margin-bottom: 10px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.policy-card:hover,
.policy-card:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--brand-primary);
    text-decoration: none;
    color: inherit;
}

.policy-icon {
    width: 20px;
    height: 20px;
    min-width: 20px;
    color: var(--brand-primary);
    margin-top: 2px;
}

.policy-card h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--gray-900);
    margin: 0 0 3px;
}

.policy-card:hover h4 {
    color: var(--brand-primary);
}

.policy-card p {
    font-size: 0.8rem;
    color: var(--gray-500);
    line-height: 1.4;
    margin: 0;
}

/* Event and buzz section */
.event-and-buzz {
    margin: 0;
    width: 100%;
}

p.title-header {
    font-family: var(--font-display);
    font-size: 1.375rem;
    color: var(--brand-primary) !important;
    border-bottom: 2px solid var(--brand-primary);
    padding-bottom: var(--space-3);
}

/* Carousel indicators */
.carousel-indicators .active {
    background-color: var(--brand-primary);
}

.carousel-indicators > li {
    border-color: var(--brand-primary);
}

/* ==========================================================================
   15. Product Page Nav Tabs
   ========================================================================== */
.nav-tabs {
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: var(--space-8);
}

.nav-tabs > li > a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    padding: var(--space-3) var(--space-4);
    transition: color var(--transition-fast), border-color var(--transition-fast);
    border-radius: 0;
}

.nav-tabs > li > a:hover {
    color: var(--brand-primary);
    background: transparent;
    border-color: transparent;
    border-bottom-color: var(--gray-300);
}

.nav-tabs > li.active > a,
.nav-tabs > li.active > a:focus,
.nav-tabs > li.active > a:hover {
    color: var(--brand-primary);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--brand-primary);
}

/* ==========================================================================
   16. Jumbotron Override
   ========================================================================== */
.jumbotron {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-8);
    margin-bottom: var(--space-8);
}

.jumbotron h1 {
    margin-top: 0;
}

/* ==========================================================================
   17. Privacy Banner Override
   ========================================================================== */
#aec-privacy-notice {
    border-radius: 0 var(--radius-lg) 0 0 !important;
    max-width: 480px;
    margin: 0 !important;
    left: 0 !important;
    right: auto !important;
    transform: none !important;
    background: var(--gray-900) !important;
    font-size: 0.8125rem !important;
    padding: var(--space-5) var(--space-6) !important;
}

/* ==========================================================================
   18. Utility Classes
   ========================================================================== */

/* Text colors */
.text-brand { color: var(--brand-primary); }
.text-muted { color: var(--gray-500) !important; }
.text-dark { color: var(--gray-900); }

/* Spacing utilities */
.mt-0 { margin-top: 0 !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-12 { margin-top: var(--space-12) !important; }
.mt-16 { margin-top: var(--space-16) !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }
.pt-8 { padding-top: var(--space-8) !important; }
.pb-8 { padding-bottom: var(--space-8) !important; }

/* Media block (for repeating content items with bottom border) */
.media-block {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--gray-100);
}

.media-block:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Link block (clickable card-like links) */
.link-block {
    text-decoration: none;
    color: inherit;
    display: block;
}

.link-block:hover {
    text-decoration: none;
    color: inherit;
}

/* ==========================================================================
   19. Responsive Adjustments
   ========================================================================== */
@media (max-width: 991px) {
    .hero {
        padding: var(--space-10) 0 var(--space-8);
    }

    .section {
        padding: var(--space-10) 0;
    }

    .site-footer {
        padding: var(--space-10) 0 var(--space-6);
    }
}

@media (max-width: 767px) {
    body {
        font-size: 0.9375rem;
    }

    .hero {
        padding: var(--space-8) 0 var(--space-6);
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .section {
        padding: var(--space-8) 0;
    }

    .site-footer {
        padding: var(--space-8) 0 var(--space-4);
        margin-top: var(--space-10);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .nav-tabs {
        display: flex;
        flex-wrap: wrap;
    }

    .nav-tabs > li {
        flex: 0 0 auto;
    }

    .nav-tabs > li > a {
        padding: var(--space-2) var(--space-3);
        font-size: 0.8125rem;
    }

    #aec-privacy-notice {
        max-width: 100% !important;
        left: 0 !important;
        transform: none !important;
        border-radius: 0 !important;
    }
}

/* ==========================================================================
   20. Inter Font Import (async via preload link in layout)
   ========================================================================== */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hiA.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI6fAZ9hiA.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuGKYAZ9hiA.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuFuYAZ9hiA.woff2') format('woff2');
}