/* ========================================
   ARTICULATE ASIAN - L3 DESIGN SYSTEM
   SHARED COMPONENTS
   Navigation, Buttons, Cards, Footer, etc.
   ======================================== */

/* ========================================
   SCROLL PROGRESS
   ======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    z-index: 1001;
    background: rgba(255,255,255,0.1);
    pointer-events: none;
}

.scroll-progress::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.1s linear;
}

.scroll-progress.scrolled::after {
    transform: scaleX(var(--scroll-progress, 0));
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-normal);
}

.nav.scrolled {
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.nav-logo span { color: var(--color-accent); }

.nav-links {
    display: none;
    gap: var(--space-xl);
}

@media (min-width: 1024px) {
    .nav-links { display: flex; }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-light);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

.nav-link:hover { color: var(--color-text); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--color-text); }

.nav-cta { display: none; }

@media (min-width: 1024px) {
    .nav-cta { display: block; }
}

.nav-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
}

@media (min-width: 1024px) {
    .nav-menu-btn { display: none; }
}

.nav-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-background);
    display: flex;
    flex-direction: column;
    padding: var(--space-4xl) var(--space-lg);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.open { transform: translateX(0); }

.mobile-menu-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    color: var(--color-text);
    font-size: 2rem;
    padding: var(--space-xs);
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.mobile-menu-link {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-text);
}

.mobile-menu-link:hover { color: var(--color-accent); }

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 4px;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 4px 20px rgba(197, 48, 48, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover::before { left: 100%; }

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(197, 48, 48, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--color-gold);
    color: var(--color-gold);
}

/* ========================================
   ARTICLE CARDS
   ======================================== */
.article-card {
    background: var(--color-surface);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

.article-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.article-card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-card:hover .article-card-image img {
    transform: scale(1.08);
}

.article-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 15, 26, 0.6) 0%, transparent 50%);
}

.article-card-content {
    padding: var(--space-lg);
}

.article-card-category {
    display: inline-block;
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.article-card h3 {
    font-size: 1.125rem;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
}

.article-card:hover h3 { color: var(--color-gold); }

.article-card-excerpt {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.sidebar-widget {
    background: var(--color-surface);
    border-radius: 12px;
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
}

.sidebar-widget h3 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-accent);
}

.sidebar-widget ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.sidebar-widget a {
    font-size: 0.875rem;
    color: var(--color-text-light);
    display: flex;
    justify-content: space-between;
    padding: var(--space-xs) 0;
}

.sidebar-widget a:hover { color: var(--color-gold); }

.sidebar-widget a span {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.tag-cloud a {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    background: var(--color-surface-light);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 4px;
}

.tag-cloud a:hover {
    background: var(--color-accent);
    color: white;
}

/* ========================================
   PAGINATION
   ======================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-2xl) 0;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.875rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.pagination a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.pagination .current {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.pagination .disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   SPONSORED BOX
   ======================================== */
.sponsored-box {
    border: 1px dashed var(--color-border);
    border-radius: 8px;
    padding: var(--space-lg);
    background: var(--color-surface-light);
    margin: var(--space-lg) 0;
}

.sponsored-label {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-sm);
}

.sponsored-box h4 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.sponsored-box p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: var(--space-3xl) 0 var(--space-lg);
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.footer-brand h3 span { color: var(--color-accent); }

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    line-height: 1.7;
}

.footer-section h4 {
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-links a:hover { color: var(--color-gold); }

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-legal a:hover { color: var(--color-gold); }

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.cta-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 15, 26, 0.85);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.cta-content p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   REVEAL ANIMATIONS
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ========================================
   BREADCRUMB
   ======================================== */
.breadcrumb {
    padding: var(--space-md) 0;
    background: var(--color-background);
}

.breadcrumb ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-text-muted);
}

.breadcrumb a:hover { color: var(--color-gold); }

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