/* USAGM Global Styles - WCAG 2.1 AA Compliant */
@import url('https://fonts.googleapis.com/css2?family=Libre+Franklin:wght@300;400;600;700;800&display=swap');

:root {
    --navy: #0a1628;
    --navy-light: #1a2a44;
    --red: #bf0a30;
    --gold: #e5b85c; /* Adjusted for 4.5:1 contrast on dark bg */
    --white: #ffffff;
    --gray: #b8c4d0; /* Adjusted for 4.5:1 contrast on all backgrounds */
    --focus-color: #4da6ff;
}

/* Skip Link - Accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--navy) !important;
    padding: 1rem 2rem;
    font-weight: 700;
    text-decoration: none;
    z-index: 9999;
    border-radius: 4px;
}

.skip-link:focus,
.skip-link:active {
    top: 10px;
    color: var(--navy) !important;
    outline: 3px solid var(--white);
    outline-offset: 2px;
}

/* Hide skip link completely when not focused (fixes contrast audit) */
.skip-link:not(:focus):not(:active) {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    /* Ensure text color passes contrast even when hidden */
    color: var(--white) !important;
    background: var(--navy);
}

/* Focus States - Visible for keyboard users */
*:focus {
    outline: 3px solid var(--focus-color);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

*:focus-visible {
    outline: 3px solid var(--focus-color);
    outline-offset: 2px;
}

/* Reduced Motion - Respect user preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --gold: #ffd700;
        --gray: #ffffff;
    }
    
    .card, .network-card {
        border-width: 2px;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Libre Franklin', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--navy);
    color: var(--white);
    line-height: 1.6;
}

/* Government Banner */
.gov-banner {
    background: #1a1a1a;
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    color: var(--gray);
    text-align: center;
}

.gov-banner a {
    color: #6cb4ee;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.98);
    padding: 1rem 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

header.transparent {
    background: linear-gradient(to bottom, rgba(10, 22, 40, 0.95), rgba(10, 22, 40, 0));
    border-bottom: none;
}

header.scrolled {
    background: rgba(10, 22, 40, 0.98);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    width: 50px;
    height: 50px;
}

.logo-text {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: var(--gold);
}

/* Page Header */
.page-header {
    padding: 10rem 2rem 4rem;
    text-align: center;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(212,165,78,0.1)" stroke-width="0.5"/></svg>') center/400px;
    opacity: 0.5;
}

.page-header-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    font-weight: 300;
    color: rgba(255,255,255,0.8);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}

.breadcrumb a {
    color: var(--gold);
    text-decoration: none;
}

.breadcrumb span {
    color: var(--gray);
}

/* Content Sections */
.content-section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-section.alt {
    background: var(--navy-light);
    max-width: none;
}

.content-section.alt > * {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.section-text {
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255,255,255,0.85);
    line-height: 1.8;
    max-width: 800px;
}

/* Two Column Layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.two-col.reverse {
    direction: rtl;
}

.two-col.reverse > * {
    direction: ltr;
}

.two-col img {
    width: 100%;
    border-radius: 4px;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 2rem;
    transition: all 0.3s;
}

.card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
    border-color: var(--gold);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Network Cards - Larger */
.network-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    overflow: hidden;
    transition: all 0.3s;
}

.network-card:hover {
    border-color: var(--gold);
    transform: translateY(-5px);
}

.network-card-img {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.network-card-content {
    padding: 2rem;
}

.network-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.network-card .subtitle {
    color: var(--gold);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.network-card p {
    color: #c8d4e0; /* Lighter for better contrast on card bg */
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 0.85rem;
}

.btn-primary {
    background: var(--red);
    color: var(--white);
}

.btn-primary:hover {
    background: #d40b35;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--navy);
}

.btn-gold {
    background: var(--gold);
    color: var(--navy);
}

.btn-gold:hover {
    background: #e5b65f;
}

.btn-sm {
    padding: 0.6rem 1.2rem;
    font-size: 0.75rem;
}

/* Leadership Grid */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.leader-card {
    text-align: center;
}

.leader-card img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1.5rem;
    border: 3px solid var(--gold);
}

.leader-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.leader-card .title {
    color: var(--gold);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* News List */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.news-item {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.news-item:last-child {
    border-bottom: none;
}

.news-item img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.news-item-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-date {
    color: var(--gold);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.news-item h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.news-item h3 a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s;
}

.news-item h3 a:hover {
    color: var(--gold);
}

.news-item p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--gold);
}

.contact-info p {
    color: var(--gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--white);
    font-size: 1rem;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--gold);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background: #050a12;
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    color: var(--gold);
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: var(--gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.85rem;
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--white);
    margin: 5px 0;
    transition: 0.3s;
}

/* Accessibility Enhancements */

/* Ensure minimum touch target size (44x44px) */
nav a, .btn, .filter-btn, button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

/* Visible focus for cards */
.card:focus-within,
.network-card:focus-within,
.news-item:focus-within {
    outline: 3px solid var(--focus-color);
    outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Ensure links are distinguishable */
.section-text a,
.card p a,
.footer-col a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.section-text a:hover,
.card p a:hover,
.footer-col a:hover {
    text-decoration-thickness: 2px;
}

/* Form accessibility */
.contact-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: 3px solid var(--focus-color);
    outline-offset: 2px;
    border-color: var(--focus-color);
}

/* Error states for forms */
.contact-form input:invalid:not(:placeholder-shown),
.contact-form textarea:invalid:not(:placeholder-shown) {
    border-color: #e53935;
}

/* Ensure sufficient line height for readability */
p, li, .section-text {
    line-height: 1.7;
}

/* Link state indicators */
a:visited {
    color: #b39ddb;
}

nav a:visited,
.btn:visited {
    color: inherit;
}

/* Responsive */
@media (max-width: 900px) {
    .menu-toggle {
        display: block;
    }

    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--navy);
        padding: 1rem;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 0;
    }

    nav li {
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    nav a {
        display: block;
        padding: 1rem;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .two-col.reverse {
        direction: ltr;
    }

    .news-item {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .page-header {
        padding: 8rem 1rem 3rem;
    }
}