/*
 * Notivox - Main Styles
 * Pure CSS migrated from Tailwind/React
 */

/* ===== CSS Variables ===== */
:root {
    --background: #ffffff;
    --foreground: #171717;
    --primary: #0b008a;
    --primary-hover: #0700a8;
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    --neutral-950: #0a0a0a;
    --blue-400: #60a5fa;
    --green-600: #16a34a;
    --radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #0a0a0a;
        --foreground: #ededed;
    }
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--background);
    color: var(--foreground);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ===== Utility Classes ===== */
.container {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 1rem;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-grow {
    flex-grow: 1;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-6 {
    gap: 1.5rem;
}

.gap-8 {
    gap: 2rem;
}

.hidden {
    display: none;
}

/* Screen-reader / SEO only - visually hidden but accessible to crawlers */
.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;
}

.block {
    display: block;
}

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

    .lg-hidden {
        display: none;
    }

    .lg-block {
        display: block;
    }
}

/* ===== Typography ===== */
.text-xs {
    font-size: 0.75rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.text-3xl {
    font-size: 1.875rem;
}

.text-4xl {
    font-size: 2.25rem;
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.uppercase {
    text-transform: uppercase;
}

.tracking-wider {
    letter-spacing: 0.05em;
}

.tracking-widest {
    letter-spacing: 0.1em;
}

.leading-tight {
    line-height: 1.25;
}

.leading-snug {
    line-height: 1.375;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== Colors ===== */
.text-primary {
    color: var(--primary);
}

.text-white {
    color: #ffffff;
}

.text-neutral-200 {
    color: var(--neutral-200);
}

.text-neutral-400 {
    color: var(--neutral-400);
}

.text-neutral-500 {
    color: var(--neutral-500);
}

.text-neutral-600 {
    color: var(--neutral-600);
}

.text-neutral-800 {
    color: var(--neutral-800);
}

.text-neutral-900 {
    color: var(--neutral-900);
}

.text-blue-400 {
    color: var(--blue-400);
}

.bg-primary {
    background-color: var(--primary);
}

.bg-white {
    background-color: #ffffff;
}

.bg-neutral-100 {
    background-color: var(--neutral-100);
}

.bg-neutral-200 {
    background-color: var(--neutral-200);
}

.bg-neutral-800 {
    background-color: var(--neutral-800);
}

.bg-neutral-900 {
    background-color: var(--neutral-900);
}

.bg-neutral-950 {
    background-color: var(--neutral-950);
}

/* Dark mode overrides */
@media (prefers-color-scheme: dark) {
    .dark-text-white {
        color: #ffffff;
    }

    .dark-text-neutral-100 {
        color: var(--neutral-100);
    }

    .dark-text-neutral-200 {
        color: var(--neutral-200);
    }

    .dark-text-neutral-300 {
        color: var(--neutral-300);
    }

    .dark-text-neutral-400 {
        color: var(--neutral-400);
    }

    .dark-bg-black {
        background-color: #000000;
    }

    .dark-bg-neutral-800 {
        background-color: var(--neutral-800);
    }

    .dark-bg-neutral-900 {
        background-color: var(--neutral-900);
    }

    .dark-bg-neutral-950 {
        background-color: var(--neutral-950);
    }

    .dark-border-neutral-700 {
        border-color: var(--neutral-700);
    }

    .dark-border-neutral-800 {
        border-color: var(--neutral-800);
    }
}

/* ===== Header ===== */
.header {
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--neutral-200);
    position: sticky;
    top: 0;
    z-index: 50;
}

@media (prefers-color-scheme: dark) {
    .header {
        background: var(--neutral-900);
        border-bottom-color: var(--neutral-800);
    }
}

.header-bar {
    height: 4px;
    background: var(--primary);
    width: 100%;
}

.header-content {
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.875rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--primary);
    text-transform: uppercase;
}

@media (prefers-color-scheme: dark) {
    .logo {
        color: #ffffff;
    }
}

.nav {
    display: none;
    align-items: center;
    gap: 1.5rem;
}

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--neutral-600);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--primary);
}

@media (prefers-color-scheme: dark) {
    .nav-link {
        color: var(--neutral-300);
    }

    .nav-link:hover {
        color: #ffffff;
    }
}

.menu-btn {
    padding: 0.5rem;
    color: var(--primary);
    background: none;
    border: none;
    cursor: pointer;
}

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

    /* Search toggle is always visible, even on desktop */
    #search-toggle-btn {
        display: inline-flex;
    }
}

/* ===== Main Content ===== */
main {
    flex-grow: 1;
    padding: 2rem 0;
}

/* ===== Featured Article ===== */
.featured {
    position: relative;
    width: 100%;
    margin-bottom: 2rem;
    border-radius: 0.75rem;
    overflow: hidden;
}

.featured-inner {
    position: relative;
    aspect-ratio: 16/9;
    width: 100%;
    background: var(--neutral-900);
}

@media (min-width: 768px) {
    .featured-inner {
        aspect-ratio: 16/9;
    }
}

.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s;
    image-rendering: -webkit-optimize-contrast;
}

.featured:hover .featured-image {
    transform: scale(1.05);
}

.featured-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.5) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .featured-overlay {
        padding: 2.5rem;
    }
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.375rem 0.75rem;
    background: rgba(22, 163, 74, 0.9);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.featured-category {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--blue-400);
    margin-bottom: 0.5rem;
}

.featured-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.25;
    margin-bottom: 0.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
    .featured-title {
        font-size: 2.25rem;
        max-width: 64rem;
    }
}

@media (min-width: 1024px) {
    .featured-title {
        font-size: 3rem;
    }
}

.featured-excerpt {
    color: var(--neutral-200);
    font-size: 0.875rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
    .featured-excerpt {
        font-size: 1.125rem;
        max-width: 42rem;
    }
}

/* ===== Content Layout ===== */
.content-layout {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .content-layout {
        flex-direction: row;
        gap: 3rem;
    }
}

.main-content {
    flex: 1;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--neutral-200);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--neutral-800);
}

@media (prefers-color-scheme: dark) {
    .section-title {
        border-bottom-color: var(--neutral-800);
        color: var(--neutral-200);
    }
}

/* ===== Article Grid ===== */
.article-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem 1.5rem;
}

@media (min-width: 768px) {
    .article-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem 1.5rem;
    }
}

/* ===== Article Card ===== */
.article-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    border-radius: 0.75rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    /* Fade-in initial state */
    opacity: 0;
    transform: translateY(16px);
}

.article-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
}

@media (prefers-color-scheme: dark) {
    .article-card:hover {
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    }
}

.article-card:hover .article-image {
    transform: scale(1.05);
}

.article-card:hover .article-title {
    color: var(--primary);
}

.article-image-wrapper {
    position: relative;
    aspect-ratio: 16/9;
    width: 100%;
    overflow: hidden;
    background: var(--neutral-200);
    border-radius: 0.5rem;
    margin-bottom: 0.75rem;
}

@media (prefers-color-scheme: dark) {
    .article-image-wrapper {
        background: var(--neutral-800);
    }
}

.article-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.article-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    margin-bottom: 0.25rem;
    display: inline-block;
    background: rgba(11, 0, 138, 0.07);
    padding: 0.15rem 0.5rem;
    border-radius: 0.25rem;
}

@media (prefers-color-scheme: dark) {
    .article-category {
        background: rgba(96, 165, 250, 0.12);
        color: var(--blue-400);
    }
}

.article-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.375;
    margin-bottom: 0.5rem;
    color: var(--neutral-900);
    transition: color 0.2s;
}

@media (prefers-color-scheme: dark) {
    .article-title {
        color: var(--neutral-100);
    }
}

.article-excerpt {
    color: var(--neutral-600);
    font-size: 0.9rem;
    flex-grow: 1;
    margin-bottom: 0.75rem;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (prefers-color-scheme: dark) {
    .article-excerpt {
        color: var(--neutral-400);
    }
}

.article-meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--neutral-500);
}

@media (prefers-color-scheme: dark) {
    .article-meta {
        color: var(--neutral-400);
    }
}

/* ===== Sidebar ===== */
.sidebar {
    width: 100%;
    flex-shrink: 0;
    margin-top: 2rem;
}

@media (min-width: 1024px) {
    .sidebar {
        width: 20rem;
        margin-top: 0;
    }
}

.sidebar-content {
    position: sticky;
    top: 6rem;
}

.sidebar-box {
    background: var(--neutral-100);
    padding: 1.5rem;
    border-radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .sidebar-box {
        background: var(--neutral-900);
    }
}

.sidebar-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary);
    border-bottom: 1px solid var(--neutral-300);
    padding-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .sidebar-title {
        color: var(--blue-400);
        border-bottom-color: var(--neutral-700);
    }
}

.trending-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.trending-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.trending-item:hover .trending-title {
    text-decoration: underline;
}

.trending-number {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--neutral-300);
    line-height: 1;
    transition: color 0.2s;
}

.trending-item:hover .trending-number {
    color: var(--primary);
}

.trending-info {
    display: flex;
    flex-direction: column;
}

.trending-title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--foreground);
}

@media (prefers-color-scheme: dark) {
    .trending-title {
        color: var(--neutral-200);
    }
}

.trending-meta {
    font-size: 0.75rem;
    color: var(--neutral-500);
    margin-top: 0.25rem;
}

@media (prefers-color-scheme: dark) {
    .trending-meta {
        color: var(--neutral-400);
    }
}

/* Newsletter */
.newsletter {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--neutral-300);
}

@media (prefers-color-scheme: dark) {
    .newsletter {
        border-top-color: var(--neutral-700);
    }
}

.newsletter-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary);
}

@media (prefers-color-scheme: dark) {
    .newsletter-title {
        color: var(--blue-400);
    }
}

.newsletter-text {
    font-size: 0.875rem;
    color: var(--neutral-600);
    margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
    .newsletter-text {
        color: var(--neutral-400);
    }
}

.newsletter-input {
    width: 100%;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    border: 1px solid var(--neutral-300);
    background: #ffffff;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .newsletter-input {
        border-color: var(--neutral-700);
        background: #000000;
        color: #ffffff;
    }
}

.newsletter-btn {
    width: 100%;
    background: var(--primary);
    color: #ffffff;
    font-weight: 700;
    padding: 0.5rem;
    border-radius: 0.25rem;
    border: none;
    font-size: 0.875rem;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s;
}

.newsletter-btn:hover {
    background: var(--primary-hover);
}

/* ===== Footer ===== */
.footer {
    width: 100%;
    background: var(--neutral-100);
    border-top: 1px solid var(--neutral-200);
    margin-top: 3rem;
}

@media (prefers-color-scheme: dark) {
    .footer {
        background: var(--neutral-900);
        border-top-color: var(--neutral-800);
    }
}

.footer-content {
    padding: 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-col-title {
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (prefers-color-scheme: dark) {
    .footer-col-title {
        color: #ffffff;
    }
}

.footer-link {
    display: block;
    font-size: 0.875rem;
    color: var(--neutral-600);
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

.footer-link:hover {
    color: var(--primary);
}

@media (prefers-color-scheme: dark) {
    .footer-link {
        color: var(--neutral-400);
    }
}

.footer-disclosure {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--neutral-200);
}

@media (prefers-color-scheme: dark) {
    .footer-disclosure {
        border-top-color: var(--neutral-700);
    }
}

.footer-disclosure-text {
    font-size: 0.75rem;
    color: var(--neutral-500);
    text-align: center;
    max-width: 48rem;
    margin: 0 auto;
}

@media (prefers-color-scheme: dark) {
    .footer-disclosure-text {
        color: var(--neutral-400);
    }
}

.footer-bottom {
    background: var(--neutral-200);
    padding: 1rem 0;
}

@media (prefers-color-scheme: dark) {
    .footer-bottom {
        background: var(--neutral-950);
    }
}

.footer-copyright {
    text-align: center;
    font-size: 0.875rem;
    color: var(--neutral-500);
}

@media (prefers-color-scheme: dark) {
    .footer-copyright {
        color: var(--neutral-400);
    }
}

/* ===== Loading Skeleton ===== */
.skeleton {
    background: linear-gradient(90deg,
            var(--neutral-200) 0%,
            var(--neutral-100) 30%,
            var(--neutral-200) 60%,
            var(--neutral-200) 100%);
    background-size: 2000px 100%;
    animation: skeleton-shimmer 1.6s infinite linear;
    border-radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .skeleton {
        background: linear-gradient(90deg,
                var(--neutral-800) 0%,
                var(--neutral-700) 30%,
                var(--neutral-800) 60%,
                var(--neutral-800) 100%);
        background-size: 2000px 100%;
    }
}

@keyframes skeleton-shimmer {
    0% {
        background-position: -2000px 0;
    }

    100% {
        background-position: 2000px 0;
    }
}

.skeleton-featured {
    height: 24rem;
    width: 100%;
    margin-bottom: 2rem;
}

.skeleton-card-image {
    aspect-ratio: 16/9;
    width: 100%;
    margin-bottom: 0.75rem;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text-sm {
    height: 0.75rem;
    width: 60%;
}

/* ===== Article Page ===== */
.article-page {
    max-width: 48rem;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.article-page-header {
    margin-bottom: 2rem;
}

.article-page-category {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.article-page-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--foreground);
}

@media (min-width: 768px) {
    .article-page-title {
        font-size: 2.5rem;
    }
}

.article-page-lead {
    font-size: 1.25rem;
    color: var(--neutral-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

@media (prefers-color-scheme: dark) {
    .article-page-lead {
        color: var(--neutral-300);
    }
}

.article-page-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
}

.article-page-content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--foreground);
}

.article-page-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2rem 0 1rem;
}

.article-page-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem;
}

.article-page-content p {
    margin-bottom: 1.25rem;
}

.article-page-content ul,
.article-page-content ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.article-page-content li {
    margin-bottom: 0.5rem;
}

.article-page-content blockquote {
    border-left: 4px solid var(--primary);
    padding-left: 1rem;
    margin: 1.5rem 0;
    color: var(--neutral-600);
    font-style: italic;
}

@media (prefers-color-scheme: dark) {
    .article-page-content blockquote {
        color: var(--neutral-400);
    }
}

/* Analysis Section */
.analysis-section {
    background: var(--neutral-100);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin: 2rem 0;
}

@media (prefers-color-scheme: dark) {
    .analysis-section {
        background: var(--neutral-900);
    }
}

.analysis-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .analysis-title {
        color: var(--blue-400);
    }
}

.analysis-content {
    font-size: 1rem;
    line-height: 1.7;
}

/* FAQ Section */
.faq-section {
    margin: 2rem 0;
}

.faq-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--foreground);
}

.faq-item {
    border-bottom: 1px solid var(--neutral-200);
    padding: 1rem 0;
}

@media (prefers-color-scheme: dark) {
    .faq-item {
        border-bottom-color: var(--neutral-800);
    }
}

.faq-question {
    font-size: 1rem;
    font-weight: 600;
    color: var(--foreground);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.faq-answer {
    font-size: 0.9375rem;
    color: var(--neutral-600);
    margin-top: 0.75rem;
    line-height: 1.6;
    display: none;
}

@media (prefers-color-scheme: dark) {
    .faq-answer {
        color: var(--neutral-400);
    }
}

.faq-item.open .faq-answer {
    display: block;
}

/* Sources Section */
.sources-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--neutral-100);
    border-radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .sources-section {
        background: var(--neutral-900);
    }
}

.sources-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--foreground);
}

.sources-list {
    list-style: none;
}

.sources-list li {
    margin-bottom: 0.5rem;
}

.sources-list a {
    font-size: 0.875rem;
    color: var(--primary);
    text-decoration: underline;
}

.sources-list a:hover {
    color: var(--primary-hover);
}

/* ===== Loading Spinner ===== */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--neutral-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-color-scheme: dark) {
    .loading-spinner {
        border-color: var(--neutral-700);
        border-top-color: var(--blue-400);
    }
}

/* ===== Cookie Consent Banner ===== */
.cookie-consent-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid var(--neutral-200);
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1), 0 -2px 4px -1px rgba(0, 0, 0, 0.06);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease-in-out;
    max-height: 90vh;
    overflow-y: auto;
}

@media (prefers-color-scheme: dark) {
    .cookie-consent-banner {
        background: var(--neutral-900);
        border-top-color: var(--neutral-800);
    }
}

.cookie-consent-visible {
    transform: translateY(0);
}

.cookie-consent-hidden {
    transform: translateY(100%);
}

.cookie-consent-content {
    max-width: 80rem;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

@media (min-width: 768px) {
    .cookie-consent-content {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 2rem;
    }
}

.cookie-consent-text {
    flex: 1;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .cookie-consent-text {
        margin-bottom: 0;
    }
}

.cookie-consent-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--foreground);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cookie-consent-title svg {
    color: var(--primary);
}

.cookie-consent-description {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.5;
}

@media (prefers-color-scheme: dark) {
    .cookie-consent-description {
        color: var(--neutral-400);
    }
}

.cookie-consent-description a {
    color: var(--primary);
    text-decoration: underline;
}

.cookie-consent-description a:hover {
    color: var(--primary-hover);
}

.cookie-consent-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-shrink: 0;
}

@media (min-width: 640px) {
    .cookie-consent-actions {
        flex-direction: row;
        align-items: center;
    }
}

.cookie-btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    white-space: nowrap;
}

.cookie-btn-primary {
    background: var(--primary);
    color: #ffffff;
}

.cookie-btn-primary:hover {
    background: var(--primary-hover);
}

.cookie-btn-secondary {
    background: var(--neutral-200);
    color: var(--neutral-900);
}

.cookie-btn-secondary:hover {
    background: var(--neutral-300);
}

@media (prefers-color-scheme: dark) {
    .cookie-btn-secondary {
        background: var(--neutral-800);
        color: var(--neutral-100);
    }

    .cookie-btn-secondary:hover {
        background: var(--neutral-700);
    }
}

.cookie-btn-link {
    background: transparent;
    color: var(--primary);
    padding: 0.625rem 0.5rem;
}

.cookie-btn-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Customization Panel */
.cookie-customize-panel {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--neutral-200);
}

@media (prefers-color-scheme: dark) {
    .cookie-customize-panel {
        border-top-color: var(--neutral-800);
    }
}

.cookie-customize-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--foreground);
}

.cookie-customize-description {
    font-size: 0.875rem;
    color: var(--neutral-600);
    margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
    .cookie-customize-description {
        color: var(--neutral-400);
    }
}

.cookie-option {
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--neutral-50);
    border-radius: 0.375rem;
}

@media (prefers-color-scheme: dark) {
    .cookie-option {
        background: var(--neutral-800);
    }
}

.cookie-option-header {
    margin-bottom: 0.5rem;
}

.cookie-option-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
}

.cookie-checkbox {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
    accent-color: var(--primary);
}

.cookie-checkbox:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.cookie-option-name {
    flex: 1;
    color: var(--foreground);
}

.cookie-option-badge {
    padding: 0.125rem 0.5rem;
    background: var(--primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 0.25rem;
    text-transform: uppercase;
}

.cookie-option-description {
    font-size: 0.8125rem;
    color: var(--neutral-600);
    line-height: 1.5;
    margin-left: 1.875rem;
}

@media (prefers-color-scheme: dark) {
    .cookie-option-description {
        color: var(--neutral-400);
    }
}

.cookie-customize-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* ===== Policy Pages ===== */
.policy-page {
    padding: 3rem 0;
    min-height: calc(100vh - 16rem);
}

.policy-content {
    max-width: 48rem;
    margin: 0 auto;
}

.policy-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--foreground);
    line-height: 1.2;
}

@media (min-width: 768px) {
    .policy-title {
        font-size: 3rem;
    }
}

.policy-updated {
    font-size: 0.875rem;
    color: var(--neutral-500);
    margin-bottom: 2rem;
    font-style: italic;
}

.policy-section {
    margin-bottom: 2.5rem;
}

.policy-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--foreground);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

.policy-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--foreground);
}

.policy-section p {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--neutral-700);
    margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
    .policy-section p {
        color: var(--neutral-300);
    }
}

.policy-section ul,
.policy-section ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.policy-section li {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--neutral-700);
    margin-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .policy-section li {
        color: var(--neutral-300);
    }
}

.policy-section a {
    color: var(--primary);
    text-decoration: underline;
}

.policy-section a:hover {
    color: var(--primary-hover);
}

.policy-section strong {
    font-weight: 600;
    color: var(--foreground);
}

.contact-list {
    list-style: none;
    margin-left: 0;
}

.contact-list li {
    margin-bottom: 0.75rem;
}

.policy-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--neutral-200);
    text-align: center;
}

@media (prefers-color-scheme: dark) {
    .policy-footer {
        border-top-color: var(--neutral-800);
    }
}

.policy-footer p {
    color: var(--neutral-600);
    margin-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .policy-footer p {
        color: var(--neutral-400);
    }
}

.policy-footer .text-sm {
    font-size: 0.875rem;
}

/* =============================================
   PREMIUM UI IMPROVEMENTS
   ============================================= */

/* ===== Reading Progress Bar ===== */
#reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), #4f46e5);
    z-index: 9999;
    transition: width 0.1s linear;
    border-radius: 0 2px 2px 0;
}

/* ===== Dark Mode — manual toggle via .dark class ===== */
:root.dark {
    --background: #0a0a0a;
    --foreground: #ededed;
}

:root.dark .header {
    background: var(--neutral-900);
    border-bottom-color: var(--neutral-800);
}

:root.dark .logo {
    color: #ffffff;
}

:root.dark .nav-link {
    color: var(--neutral-300);
}

:root.dark .nav-link:hover {
    color: #ffffff;
}

:root.dark .section-title {
    border-bottom-color: var(--neutral-800);
    color: var(--neutral-200);
}

:root.dark .article-title {
    color: var(--neutral-100);
}

:root.dark .article-excerpt {
    color: var(--neutral-400);
}

:root.dark .article-meta {
    color: var(--neutral-400);
}

:root.dark .article-image-wrapper {
    background: var(--neutral-800);
}

:root.dark .article-category {
    background: rgba(96, 165, 250, 0.12);
    color: var(--blue-400);
}

:root.dark .sidebar-box {
    background: var(--neutral-900);
}

:root.dark .sidebar-title {
    color: var(--blue-400);
    border-bottom-color: var(--neutral-700);
}

:root.dark .trending-title {
    color: var(--neutral-200);
}

:root.dark .trending-meta {
    color: var(--neutral-400);
}

:root.dark .newsletter {
    border-top-color: var(--neutral-700);
}

:root.dark .newsletter-title {
    color: var(--blue-400);
}

:root.dark .newsletter-text {
    color: var(--neutral-400);
}

:root.dark .newsletter-input {
    border-color: var(--neutral-700);
    background: #000000;
    color: #ffffff;
}

:root.dark .footer {
    background: var(--neutral-900);
    border-top-color: var(--neutral-800);
}

:root.dark .footer-col-title {
    color: #ffffff;
}

:root.dark .footer-link {
    color: var(--neutral-400);
}

:root.dark .footer-disclosure {
    border-top-color: var(--neutral-700);
}

:root.dark .footer-disclosure-text {
    color: var(--neutral-400);
}

:root.dark .footer-bottom {
    background: var(--neutral-950);
}

:root.dark .footer-copyright {
    color: var(--neutral-400);
}

:root.dark .skeleton {
    background: linear-gradient(90deg,
            var(--neutral-800) 0%,
            var(--neutral-700) 30%,
            var(--neutral-800) 60%,
            var(--neutral-800) 100%);
    background-size: 2000px 100%;
}

:root.dark .article-page-content blockquote {
    color: var(--neutral-400);
}

:root.dark .analysis-section {
    background: var(--neutral-900);
}

:root.dark .analysis-title {
    color: var(--blue-400);
}

:root.dark .faq-item {
    border-bottom-color: var(--neutral-800);
}

:root.dark .faq-answer {
    color: var(--neutral-400);
}

:root.dark .sources-section {
    background: var(--neutral-900);
}

:root.dark .loading-spinner {
    border-color: var(--neutral-700);
    border-top-color: var(--blue-400);
}

:root.dark .cookie-consent-banner {
    background: var(--neutral-900);
    border-top-color: var(--neutral-800);
}

:root.dark .cookie-consent-description {
    color: var(--neutral-400);
}

:root.dark .cookie-btn-secondary {
    background: var(--neutral-800);
    color: var(--neutral-100);
}

:root.dark .cookie-btn-secondary:hover {
    background: var(--neutral-700);
}

:root.dark .cookie-customize-panel {
    border-top-color: var(--neutral-800);
}

:root.dark .cookie-customize-description {
    color: var(--neutral-400);
}

:root.dark .cookie-option {
    background: var(--neutral-800);
}

:root.dark .cookie-option-description {
    color: var(--neutral-400);
}

:root.dark .policy-section p {
    color: var(--neutral-300);
}

:root.dark .policy-section li {
    color: var(--neutral-300);
}

:root.dark .policy-footer {
    border-top-color: var(--neutral-800);
}

:root.dark .policy-footer p {
    color: var(--neutral-400);
}

/* ===== Article Image — gradient placeholder while loading ===== */
.article-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #e8ecf0, #d4d8e0);
    z-index: 0;
    border-radius: 0.5rem;
}

:root.dark .article-image-wrapper::before {
    background: linear-gradient(135deg, #1e2228, #262c36);
}

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

/* ===== Article Page Content — optimal reading width ===== */
.article-page {
    max-width: 72ch;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.article-page-content {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    line-height: 1.85;
    color: var(--foreground);
}

.article-page-title {
    letter-spacing: -0.02em;
}

/* ===== Featured title — more premium feel ===== */
.featured-title {
    letter-spacing: -0.02em;
}

/* ===================================================================
   SEARCH OVERLAY
   =================================================================== */
.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 200;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 8rem;
    /* Hidden by default */
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
}

.search-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.search-overlay-inner {
    width: 100%;
    max-width: 44rem;
    padding: 0 1rem;
    transform: translateY(-20px);
    transition: transform 0.25s ease;
}

.search-overlay.active .search-overlay-inner {
    transform: translateY(0);
}

.search-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: #ffffff;
    border-radius: 1rem;
    padding: 0.875rem 1.25rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

:root.dark .search-box {
    background: var(--neutral-900);
    border: 1px solid var(--neutral-700);
}

@media (prefers-color-scheme: dark) {
    .search-box {
        background: var(--neutral-900);
        border: 1px solid var(--neutral-700);
    }
}

.search-icon {
    color: var(--neutral-400);
    flex-shrink: 0;
}

.search-input-field {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1.125rem;
    font-family: inherit;
    background: transparent;
    color: var(--foreground);
    min-width: 0;
}

.search-input-field::placeholder {
    color: var(--neutral-400);
}

/* Remove default search cancel button in WebKit */
.search-input-field::-webkit-search-cancel-button {
    -webkit-appearance: none;
}

.search-submit-btn {
    background: var(--primary);
    color: #ffffff;
    border: none;
    border-radius: 0.5rem;
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s ease, transform 0.1s ease;
    flex-shrink: 0;
}

.search-submit-btn:hover {
    background: var(--primary-hover);
    transform: scale(1.02);
}

.search-close-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--neutral-400);
    padding: 0.25rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: color 0.15s, background 0.15s;
}

.search-close-btn:hover {
    color: var(--foreground);
    background: var(--neutral-100);
}

:root.dark .search-close-btn:hover {
    background: var(--neutral-800);
}

.search-hint {
    margin-top: 0.875rem;
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.55);
}

.search-hint kbd {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 0.25rem;
    padding: 0.1rem 0.35rem;
    font-size: 0.75rem;
    font-family: inherit;
}

/* ===================================================================
   SEARCH RESULTS HEADER
   =================================================================== */
.search-results-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--neutral-200);
}

:root.dark .search-results-header {
    border-bottom-color: var(--neutral-800);
}

@media (prefers-color-scheme: dark) {
    .search-results-header {
        border-bottom-color: var(--neutral-800);
    }
}

.search-results-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neutral-800);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

:root.dark .search-results-title {
    color: var(--neutral-100);
}

@media (prefers-color-scheme: dark) {
    .search-results-title {
        color: var(--neutral-100);
    }
}

.search-results-title em {
    color: var(--primary);
    font-style: normal;
}

:root.dark .search-results-title em {
    color: var(--blue-400);
}

.search-count {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-500);
    background: var(--neutral-100);
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
}

:root.dark .search-count {
    background: var(--neutral-800);
    color: var(--neutral-400);
}

.search-clear-btn {
    background: none;
    border: none;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--primary);
    cursor: pointer;
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    transition: background 0.15s;
    white-space: nowrap;
}

.search-clear-btn:hover {
    background: rgba(11, 0, 138, 0.07);
}

:root.dark .search-clear-btn {
    color: var(--blue-400);
}

:root.dark .search-clear-btn:hover {
    background: rgba(96, 165, 250, 0.12);
}

/* ===================================================================
   PAGINATION
   =================================================================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-top: 3rem;
    padding: 1.5rem 0 2rem;
    border-top: 1px solid var(--neutral-200);
}

:root.dark .pagination {
    border-top-color: var(--neutral-800);
}

@media (prefers-color-scheme: dark) {
    .pagination {
        border-top-color: var(--neutral-800);
    }
}

.pagination-numbers {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 0.625rem;
    border-radius: 0.5rem;
    border: 1px solid var(--neutral-200);
    background: #ffffff;
    color: var(--neutral-700);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
    text-decoration: none;
}

.page-btn:hover:not(.disabled):not(.ellipsis):not(.active) {
    background: var(--neutral-100);
    border-color: var(--neutral-300);
    color: var(--primary);
    transform: translateY(-1px);
}

.page-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
    font-weight: 700;
    cursor: default;
}

.page-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-btn.ellipsis {
    border: none;
    background: none;
    cursor: default;
    color: var(--neutral-400);
    min-width: 1.5rem;
}

.page-btn.page-nav {
    font-size: 0.8rem;
    padding: 0 0.875rem;
    gap: 0.25rem;
}

/* Dark mode pagination */
:root.dark .page-btn {
    background: var(--neutral-900);
    border-color: var(--neutral-700);
    color: var(--neutral-300);
}

:root.dark .page-btn:hover:not(.disabled):not(.ellipsis):not(.active) {
    background: var(--neutral-800);
    border-color: var(--neutral-600);
    color: #ffffff;
}

:root.dark .page-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

:root.dark .page-btn.ellipsis {
    color: var(--neutral-600);
}

@media (prefers-color-scheme: dark) {
    .page-btn {
        background: var(--neutral-900);
        border-color: var(--neutral-700);
        color: var(--neutral-300);
    }

    .page-btn:hover:not(.disabled):not(.ellipsis):not(.active) {
        background: var(--neutral-800);
        border-color: var(--neutral-600);
        color: #ffffff;
    }

    .page-btn.active {
        background: var(--primary);
        border-color: var(--primary);
        color: #ffffff;
    }

    .page-btn.ellipsis {
        color: var(--neutral-600);
    }
}

/* Mobile pagination — hide page numbers, keep prev/next */
@media (max-width: 480px) {
    .pagination-numbers .page-btn:not(.active):not(.ellipsis) {
        display: none;
    }

    .pagination-numbers .page-btn.active {
        display: inline-flex;
    }
}