:root {
    --ca-bg: #FDFDFD;
    --ca-text-title: #050A0D;
    --ca-text-body: #283136;
    --ca-text-meta: #6A767B;
    --ca-accent: #00CFAF;
    --ca-link: #00776C;
    --ca-border: #CFD4D6;
    --ca-font-main: 'Inter Tight', sans-serif;
    --ca-font-mono: 'JetBrains Mono', monospace;
    --ca-font-meta: 'Work Sans', sans-serif;
}

.ca-single-article {
    background-color: var(--ca-bg);
    color: var(--ca-text-body);
    font-family: var(--ca-font-main);
    padding: 64px 0 0 0;
    line-height: 1.75;
}

.ca-container-720 {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}

.ca-container-960 {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Progress Bar */
#ca-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: var(--ca-accent);
    width: 0%;
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* Header */
.ca-article-header {
    text-align: center;
    margin-bottom: 48px;
}

.ca-eyebrow {
    font-family: var(--ca-font-meta);
    color: var(--ca-accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.ca-title {
    color: var(--ca-text-title);
    font-size: 48px;
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 32px;
}

.ca-meta {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    text-align: left;
}

.ca-avatar {
    width: 48px;
    height: 48px;
    border-radius: 0; /* Straight edge */
    object-fit: cover;
}

.ca-meta-text {
    display: flex;
    flex-direction: column;
}

.ca-author {
    color: var(--ca-text-title);
    font-weight: 600;
    font-size: 16px;
}

.ca-date-time {
    color: var(--ca-text-meta);
    font-size: 14px;
}

.ca-separator {
    margin: 0 6px;
}

/* Featured Image */
.ca-featured-image {
    margin-bottom: 48px; 
}

.ca-img-eager {
    width: 100%;
    height: auto;
    border-radius: 0; /* Straight edge */
    display: block;
}

/* Share Buttons */
.ca-share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 0;
    border: none;
    background: transparent;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    transition: all 0.2s ease;
}
 

.ca-share-btn svg {
    width: 100%;
    height: 100%;
    display: block;
}

.ca-share-btn img {
    filter: invert(0);
    transition: filter 0.2s ease;
}

.ca-share-btn:hover svg, .ca-share-btn:focus svg {
    filter: invert(1);
}
.ca-share-btn:focus { outline: none; }


.ca-share-top {
    display: flex;
    gap: 12px;
    margin-bottom: 48px;
}

.ca-copy-feedback {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ca-text-title);
    color: #fff;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 0; /* Straight edge */
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.ca-copy-feedback.show {
    opacity: 1;
}

/* Article Body */
.ca-article-body-wrapper {
    display: flex;
    position: relative;
    justify-content: center;
}

.ca-article-content {
    font-size: 19px;
    flex: 1;
    margin-bottom: 96px; /* Vertical rhythm */
}

.ca-article-content p {
    margin-bottom: 24px;
}

.ca-article-content h2 {
    color: var(--ca-text-title);
    font-size: 32px;
    font-weight: 500;
    margin: 64px 0 24px 0;
    line-height: 1.3;
}

.ca-article-content h3 {
    color: var(--ca-text-title);
    font-size: 24px;
    font-weight: 500;
    margin: 48px 0 16px 0;
}

.ca-article-content a {
    color: var(--ca-link);
    text-decoration: none;
    border-bottom: 1px solid var(--ca-link);
    transition: all 0.2s;
}

.ca-article-content a:hover, .ca-article-content a:focus {
    color: var(--ca-accent);
    border-bottom-color: var(--ca-accent);
}

.ca-article-content blockquote {
    border-left: 4px solid var(--ca-accent);
    padding-left: 24px;
    margin: 48px 0;
    font-size: 24px;
    font-style: italic;
    color: var(--ca-text-title);
}

.ca-article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0; /* Straight edge */
    margin: 32px 0;
}

.ca-article-content .alignwide {
    width: 100vw;
    max-width: 960px;
    margin-left: 50%;
    transform: translateX(-50%);
}

.ca-article-content .alignfull {
    width: 100vw;
    max-width: 100vw;
    margin-left: 50%;
    transform: translateX(-50%);
    border-radius: 0;
}

.ca-article-content figcaption {
    font-family: var(--ca-font-meta);
    font-size: 14px;
    color: var(--ca-text-meta);
    text-align: center;
    margin-top: -16px;
    margin-bottom: 32px;
}

.ca-article-content ul, .ca-article-content ol {
    margin-bottom: 32px;
    padding-left: 24px;
}

.ca-article-content li {
    margin-bottom: 12px;
}

/* Tags */
.ca-tags {
    margin: 0 0 96px 0; /* Adjusted for vertical rhythm */
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ca-tag {
    font-size: 14px;
    background: transparent;
    border: 1px solid var(--ca-border);
    color: var(--ca-text-meta);
    padding: 6px 12px;
    border-radius: 0; /* Straight edge */
    text-decoration: none;
    transition: all 0.2s;
}

.ca-tag:hover {
    background: #000;
    color: #fff;
    border-color: #000;
}

/* Share Bottom */
.ca-share-bottom {
    border-top: 1px solid var(--ca-border);
    border-bottom: 1px solid var(--ca-border);
    padding: 48px 0;
    margin-bottom: 96px; /* Vertical rhythm */
    text-align: center;
}

.ca-share-label {
    display: block;
    font-family: var(--ca-font-meta);
    font-weight: 600;
    color: var(--ca-text-title);
    margin-bottom: 24px;
}

.ca-share-buttons-large {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.ca-share-buttons-large .ca-share-btn {
    width: 48px;
    height: 48px;
}

/* Author Block */
.ca-author-block {
    display: flex;
    gap: 32px;
    background: #FFFFFF;
    border: 1px solid var(--ca-border);
    padding: 48px;
    border-radius: 0; /* Straight edge */
    margin-bottom: 128px; /* Vertical rhythm */
}

.ca-author-img {
    width: 80px;
    height: 80px;
    border-radius: 0; /* Straight edge */
    object-fit: cover;
}

.ca-author-info {
    flex: 1;
}

.ca-author-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--ca-text-title);
    margin: 0 0 12px 0;
}

.ca-author-bio {
    font-size: 16px;
    color: var(--ca-text-body);
    margin-bottom: 16px;
    line-height: 1.6;
}

.ca-author-links a {
    font-family: var(--ca-font-meta);
    font-size: 14px;
    font-weight: 600;
    color: var(--ca-link);
    text-decoration: none;
    margin-right: 16px;
}

.ca-author-links a:hover {
    color: var(--ca-accent);
}

/* Related Articles */
.ca-related-articles {
    margin-bottom: 128px; /* Vertical rhythm */
}

.ca-related-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--ca-text-title);
    margin-bottom: 48px;
    text-align: center;
}

/* Final CTA */
.ca-final-cta {
    background: #4AEDCA;
    padding: 96px 0;
    text-align: center;
    margin-bottom: 0; /* Flush with footer */
}

.ca-cta-title {
    font-size: 32px;
    font-weight: 600;
    color: #050A0D;
    margin-bottom: 16px;
    margin-top: 0;
}

.ca-final-cta p {
    font-size: 19px;
    color: #050A0D;
    margin-bottom: 64px; /* Increased space before button */
}

.ca-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.ca-btn.ca-btn-primary {
    display: inline-block;
    background: #050A0D;
    color: #4AEDCA;
    font-family: var(--ca-font-meta);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 16px 32px;
    border-radius: 0; /* Straight edge */
    text-decoration: none;
    transition: opacity 0.2s;
    border: none;
}

.ca-btn.ca-btn-primary:hover, .ca-btn.ca-btn-primary:focus {
    opacity: 0.9;
}

/* Grid Fallback (ensuring straight edges) */
.cleiton-artigos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.cleiton-artigos-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--ca-border);
    border-radius: 0; /* Straight edge */
    overflow: hidden;
    transition: transform 0.3s ease;
}
.cleiton-artigos-card:hover { transform: translateY(-5px); }
.cleiton-artigos-image { width: 100%; aspect-ratio: 4/3; overflow: hidden; margin-bottom: 20px; border-radius: 0; }
.cleiton-artigos-image img { width: 100%; height: 100%; object-fit: cover; }
.cleiton-artigos-content { display: flex; flex-direction: column; flex-grow: 1; padding: 0 20px 20px; }
.cleiton-artigos-category { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--ca-accent); margin-bottom: 10px; font-weight: 600; font-family: var(--ca-font-meta); }
.cleiton-artigos-title { font-size: 22px; line-height: 1.3; margin: 0 0 15px 0; font-weight: 500; }
.cleiton-artigos-title a { color: var(--ca-text-title); text-decoration: none; }
.cleiton-artigos-excerpt { font-size: 15px; color: var(--ca-text-meta); margin-bottom: 25px; flex-grow: 1; }
.cleiton-artigos-read-more { font-size: 13px; font-weight: 600; color: var(--ca-text-title); text-decoration: none; text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--ca-text-title); padding-bottom: 3px; align-self: flex-start; }

/* Responsive */
@media (max-width: 1024px) {
    .ca-title { font-size: 40px; }
    .cleiton-artigos-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .ca-single-article { padding: 32px 0 0 0; }
    .ca-title { font-size: 32px; }
    .ca-article-content { font-size: 17px; margin-bottom: 64px; }
    .ca-tags { margin-bottom: 64px; }
    .ca-share-bottom { margin-bottom: 64px; }
    .ca-author-block { flex-direction: column; text-align: center; margin-bottom: 80px; padding: 32px;}
    .ca-author-links { display: flex; justify-content: center; }
    .ca-related-articles { margin-bottom: 80px; }
    .cleiton-artigos-grid { grid-template-columns: 1fr; }
    .ca-cta-buttons { flex-direction: column; }
}

.ca-single-article button.ca-share-btn {
    border: none !important;
    padding: 0 !important;
    background: transparent !important;
}

.ca-single-article .ca-copy-feedback {
    position: absolute !important;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: #050A0D !important;
    color: #fff !important;
    font-size: 12px;
    padding: 4px 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    white-space: nowrap;
}
.ca-single-article .ca-copy-feedback.show {
    opacity: 1 !important;
}

.ca-single-article .ca-final-cta p {
    margin-bottom: 56px !important;
}