/* detail-specific styles (article, sidebar, interactions) */
* { box-sizing: border-box; margin: 0; padding: 0; }
.container { max-width: 1440px; margin: 0 auto; padding: 0 1.25rem; }
@media (min-width: 768px) { .container { padding: 0 4rem; } }
/* Article layout */
.article-grid { display: grid; grid-template-columns: 1fr; gap: 4rem; }
@media (min-width: 1024px) { .article-grid { grid-template-columns: 8fr 4fr; } }
.tag-row { display: flex; align-items: center; gap: 16px; margin-bottom: 1rem; }
.badge { background: var(--secondary); color: var(--on-secondary-container, #000); font-family: var(--font-mono); font-size: 12px; padding: 4px 12px; text-transform: uppercase; }
.read-time { color: var(--on-surface-variant); font-family: var(--font-mono); font-size: 12px; }
h1 { font-family: var(--font-display); font-size: 40px; line-height: 1.1; margin-bottom: 1.5rem; }
@media (min-width: 768px) { h1 { font-size: 64px; } }
.author-meta { border-top: 1px solid var(--outline-variant); border-bottom: 1px solid var(--outline-variant); padding: 1.5rem 0; margin-bottom: 2rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; }
.author-info { display: flex; align-items: center; gap: 12px; }
.author-img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 1px solid var(--outline-variant); }
.hero-img-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; margin-bottom: 2rem;     max-height: 420px;
    width: 100%;}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.photo-credit { position: absolute; bottom: 0; left: 0; width: 100%; padding: 1.5rem; background: linear-gradient(to top, rgba(18,19,20,0.8), transparent); font-size: 12px; font-style: italic; color: var(--on-surface-variant); }
.article-body { font-size: 18px; line-height: 1.6; }
.article-body p { margin-bottom: 2rem; }
h2 { font-family: var(--font-display); font-size: 32px; margin: 3rem 0 1.5rem; }
blockquote { border-left: 4px solid var(--secondary); padding-left: 2rem; margin: 3rem 0; font-family: var(--font-display); font-size: 24px; font-style: italic; color: var(--primary); }
.img-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 3rem 0; }
.img-grid img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
/* Comment Form */
.interaction-section { border-top: 1px solid var(--outline-variant); padding-top: 3rem; margin-top: 4rem; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
@media (min-width: 768px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; color: var(--on-surface-variant); }
input, textarea { background: var(--surface-container-low); border: 1px solid var(--outline-variant); color: var(--primary); padding: 12px 16px; font-family: var(--font-body); font-size: 16px; }
input:focus, textarea:focus { outline: 1px solid var(--secondary); border-color: var(--secondary); }
.submit-btn { background: var(--secondary); color: #000; border: none; padding: 16px 32px; font-family: var(--font-mono); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; cursor: pointer; transition: opacity 0.3s; }
.submit-btn:hover { opacity: 0.9; }
.success-msg { display: none; padding: 1rem; background: rgba(175,141,17,0.1); border: 1px solid var(--secondary); color: var(--secondary); margin-top: 1.5rem; align-items: center; gap: 12px; font-family: var(--font-mono); font-size: 12px; }
/* Sidebar */
aside { display: flex; flex-direction: column; gap: 1.2rem; }
.sidebar-ad { border: 1px solid #2A2C2E; padding: 1rem; background: var(--surface-container-low); text-align: center; }
.sidebar-ad img { width: 100%; aspect-ratio: 4/5; object-fit: cover; margin: 1rem 0; }
.widget-title { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.2em; color: var(--on-surface-variant); border-bottom: 1px solid var(--outline-variant); padding-bottom: 8px; margin-bottom: 1.5rem; }
.related-list { display: flex; flex-direction: column; gap: 2rem; }
.related-item { display: flex; gap: 16px; }
.related-thumb { width: 96px; height: 96px; object-fit: cover; flex-shrink: 0; }
.related-content { display: flex; flex-direction: column; justify-content: center; }
.related-tag { font-family: var(--font-mono); font-size: 10px; color: var(--secondary); text-transform: uppercase; margin-bottom: 4px; }
.related-title { font-family: var(--font-display); font-size: 18px; line-height: 1.2; }
.newsletter-card { background: var(--surface-container-high); padding: 2rem; border: 1px solid var(--outline-variant); }
.newsletter-card h4 { font-family: var(--font-display); font-size: 32px; font-style: italic; margin-bottom: 1rem; }
.newsletter-card p { font-size: 14px; color: var(--on-surface-variant); margin-bottom: 1.5rem; }
.newsletter-card input { width: 100%; margin-bottom: 1rem; font-size: 12px; }
.newsletter-btn { width: 100%; background: var(--secondary); color: #333; border: none; padding: 12px; font-family: var(--font-mono); font-weight: 700; cursor: pointer; }
.form-message { margin-top: 1rem; font-size: 14px; min-height: 1.5rem; }
.form-message.success { color: #4ade80; }
.form-message.error { color: #f87171; }

   .share-suite {display:flex;align-items:center;gap:12px;}
.share-btn {background:none;border:none;color:var(--on-surface);cursor:pointer;display:flex;padding:8px;transition:color 0.2s;}
.share-btn:hover {color:var(--secondary);}
.copy-btn {display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--surface-container-highest);border:1px solid var(--outline-variant);font-family:var(--font-mono);font-size:12px;color:var(--primary);cursor:pointer;}
.copy-btn:active {transform:scale(0.98);}