/* ===== ARTICLE PAGE STYLES ===== */
/* Shared styles for all article/blog pages and How It Works page */
/* Imports variables and base design from styles.css */

/* ===== ARTICLE NAVIGATION ===== */
.article-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 50, 81, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-sm) 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.article-nav .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.article-nav .logo {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: #ffffff;
    text-decoration: none;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.article-nav .nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.article-nav .nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.article-nav .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--vibrant-orange);
    transition: var(--transition-fast);
}

.article-nav .nav-links a:hover {
    color: var(--text-primary);
}

.article-nav .nav-links a:hover::after {
    width: 100%;
}

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
    padding: calc(80px + var(--spacing-md)) 0 var(--spacing-sm);
}

.breadcrumbs .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.breadcrumbs a {
    color: var(--turquoise);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--vibrant-orange);
}

.breadcrumbs .separator {
    color: var(--text-muted);
}

.breadcrumbs .current {
    color: var(--text-secondary);
}

/* ===== ARTICLE HERO ===== */
.article-hero {
    padding: var(--spacing-lg) 0 var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(5, 179, 180, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.article-hero .container {
    position: relative;
    z-index: 1;
}

.article-hero .article-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-md);
    animation: float-icon 3s ease-in-out infinite;
}

@keyframes float-icon {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.article-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.article-hero .article-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.article-hero .curriculum-badge {
    display: inline-block;
    background: rgba(5, 179, 180, 0.15);
    border: 1px solid rgba(5, 179, 180, 0.4);
    color: var(--turquoise);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
}

/* ===== ARTICLE CONTENT ===== */
.article-content {
    padding: var(--spacing-lg) 0;
}

.article-content .container {
    max-width: 900px;
}

.content-section {
    margin-bottom: var(--spacing-xl);
}

.content-section h2 {
    color: var(--vibrant-orange);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid rgba(255, 122, 17, 0.2);
}

.content-section h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.content-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.content-section ul,
.content-section ol {
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.content-section li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

/* ===== INFO CARDS GRID ===== */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.info-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: var(--transition-normal);
}

.info-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.2);
}

.info-card .card-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.info-card h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===== HIGHLIGHT BOX ===== */
.highlight-box {
    background: rgba(5, 179, 180, 0.08);
    border-left: 4px solid var(--turquoise);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.highlight-box h3 {
    color: var(--turquoise);
    margin-bottom: var(--spacing-xs);
}

.highlight-box p {
    margin-bottom: 0;
}

/* ===== CHALLENGE LIST ===== */
.challenge-list {
    list-style: none;
    padding: 0;
}

.challenge-list li {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    transition: var(--transition-fast);
}

.challenge-list li:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.15);
}

.challenge-list .challenge-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== ARTICLE CTA ===== */
.article-cta {
    text-align: center;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    margin: var(--spacing-lg) 0;
}

.article-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 122, 17, 0.08) 0%, rgba(5, 179, 180, 0.08) 50%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.article-cta>* {
    position: relative;
    z-index: 1;
}

.article-cta h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.article-cta p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

/* ===== BACK TO HOME LINK ===== */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--turquoise);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.back-link:hover {
    color: var(--vibrant-orange);
    transform: translateX(-4px);
}

.back-link .arrow {
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
}

.back-link:hover .arrow {
    transform: translateX(-4px);
}

/* ===== HOW IT WORKS PAGE SPECIFIC ===== */
.process-timeline {
    position: relative;
    padding: var(--spacing-md) 0;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--vibrant-orange), var(--turquoise));
    transform: translateX(-50%);
}

.timeline-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-step:nth-child(odd) {
    flex-direction: row;
}

.timeline-step:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    width: 45%;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.timeline-number {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--vibrant-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 0 30px rgba(255, 122, 17, 0.4);
    z-index: 2;
}

.timeline-content h3 {
    color: var(--text-primary);
}

.timeline-content .step-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

/* ===== FAQ SECTION ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    padding: var(--spacing-md);
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--vibrant-orange);
}

.faq-question .faq-toggle {
    font-size: 1.5rem;
    color: var(--turquoise);
    transition: transform var(--transition-normal);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-inner {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== RELATED ARTICLES ===== */
.related-articles {
    padding: var(--spacing-lg) 0;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.related-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    text-decoration: none;
    transition: var(--transition-normal);
    display: block;
}

.related-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.2);
}

.related-card .related-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.related-card h3 {
    color: var(--text-primary);
    font-size: 1.15rem;
    margin-bottom: var(--spacing-xs);
}

.related-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ===== SUBJECT TAGS IN ARTICLES ===== */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
}

.article-tag,
a.article-tag,
a.article-tag:visited,
a.article-tag:active,
a.article-tag:focus {
    background: rgba(5, 179, 180, 0.1);
    border: 1px solid rgba(5, 179, 180, 0.3);
    border-radius: 50px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--turquoise) !important;
    text-decoration: none !important;
    transition: var(--transition-fast);
    display: inline-block;
}

a.article-tag:hover {
    background: rgba(5, 179, 180, 0.2);
    border-color: rgba(5, 179, 180, 0.5);
    transform: scale(1.05);
    color: var(--turquoise) !important;
    text-decoration: none !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .article-nav .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(0, 50, 81, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-normal);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        z-index: 999;
    }

    .article-nav .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .article-nav .mobile-menu-toggle {
        display: block;
    }

    .process-timeline::before {
        left: 30px;
    }

    .timeline-step,
    .timeline-step:nth-child(odd),
    .timeline-step:nth-child(even) {
        flex-direction: column;
        padding-left: 80px;
    }

    .timeline-content {
        width: 100%;
    }

    .timeline-number {
        left: 30px;
        top: 0;
    }

    .info-cards {
        grid-template-columns: 1fr;
    }

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