.article-detail-page{max-width:900px;margin:0 auto;padding:var(--section-padding-y) var(--section-padding-x) var(--section-gap-sm);padding-top:calc(72px + var(--section-padding-y));min-height:60vh;position:relative}.reading-progress-bar{position:fixed;top:70px;left:0;right:0;height:3px;background:#0000000f;z-index:1000}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-light));transition:width .15s ease-out;border-radius:0 2px 2px 0}.article-hero-section{margin-bottom:var(--section-gap-sm);padding:var(--section-gap-sm) 0;position:relative}.article-hero-section:before{display:none}.article-banner-bg{position:absolute;top:calc(-72px - var(--section-padding-y));left:-50vw;right:-50vw;height:280px;background-size:cover;background-position:center top;background-repeat:no-repeat;opacity:.3;z-index:0;pointer-events:none}.article-hero-section>.article-breadcrumb,.article-hero-section>.post-title,.article-hero-section>.article-subtitle,.article-hero-section>.article-meta-bar{position:relative;z-index:1}.article-breadcrumb{font-size:.875rem;color:var(--text-secondary);margin-bottom:24px}.article-breadcrumb a{color:var(--accent);text-decoration:none}.article-breadcrumb a:hover{text-decoration:underline}.article-breadcrumb .separator{margin:0 8px;color:#ccc}.article-breadcrumb .current{color:var(--text-primary);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:middle}.article-category-badge{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent-light));color:#fff;padding:4px 16px;border-radius:20px;font-size:.875rem;font-weight:500;margin-bottom:16px}.article-hero-section .post-title{font-size:2rem;font-weight:800;color:var(--text-primary);line-height:1.35;margin:0 0 16px;letter-spacing:-.02em}.article-subtitle{font-size:1.125rem;font-weight:400;color:var(--text-secondary);line-height:1.6;margin:0 0 var(--section-gap-sm);padding-left:20px;border-left:3px solid var(--accent)}.article-tags-bar{display:flex;flex-wrap:wrap;gap:8px}.post-tag{display:inline-block;padding:6px 16px;border:1px solid var(--border-subtle);border-radius:20px;font-size:.875rem;font-weight:600;color:var(--accent);text-decoration:none;transition:all var(--transition-normal);background:linear-gradient(135deg,#fff5f0,#fff)}.post-tag:hover{border-color:var(--accent);color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-light));transform:translateY(-2px);box-shadow:0 4px 12px #e86a334d}.article-meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:16px;padding:16px 24px;font-size:.875rem;color:var(--text-muted);background:linear-gradient(135deg,var(--bg-card) 0%,var(--bg-light) 100%);border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.article-meta-bar .article-tags-bar{margin-left:auto;margin-top:0}.meta-item{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-white);border-radius:var(--radius-sm);font-weight:500}.meta-item svg{color:var(--accent);flex-shrink:0}.meta-item.tags{max-width:400px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.article-body-container{background:var(--bg-white);border-radius:var(--radius-lg);padding:var(--section-gap);box-shadow:var(--shadow-sm);margin-top:24px;border:1px solid var(--border-subtle);position:relative}.article-body-container:before{content:"";position:absolute;top:0;left:40px;right:40px;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-light),var(--primary));border-radius:0 0 4px 4px}.article-content-body{font-size:1rem;line-height:1.8;color:var(--text-primary)}.article-content-body *{max-width:100%}.article-content-body p{margin:0 0 1.125rem;word-wrap:break-word}.article-content-body h1,.article-content-body h2,.article-content-body h3,.article-content-body h4,.article-content-body h5,.article-content-body h6{color:var(--text-primary);margin:var(--section-gap-sm) 0 1rem;line-height:1.4}.article-content-body h1{font-size:1.5rem;font-weight:600}.article-content-body h2{font-size:1.375rem;font-weight:600}.article-content-body h3{font-size:1.25rem;font-weight:600}.article-content-body ul,.article-content-body ol{margin:1.125rem 0;padding-left:30px}.article-content-body li{margin:8px 0}.article-content-body img{max-width:100%;height:auto;border-radius:var(--radius-sm);margin:1.25rem 0;display:block}.article-content-body table{width:100%;border-collapse:collapse;margin:1.25rem 0}.article-content-body th,.article-content-body td{border:1px solid var(--border-color);padding:12px;text-align:left}.article-content-body th{background:var(--bg-card);font-weight:600}.article-content-body blockquote{border-left:4px solid var(--accent);padding:16px 20px;margin:1.25rem 0;background:#fff5f0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary)}.article-content-body a{color:var(--accent);text-decoration:none}.article-content-body a:hover{text-decoration:underline}.article-content-body pre{background:var(--bg-card);padding:16px;border-radius:var(--radius-sm);overflow-x:auto;margin:1.25rem 0}.article-content-body code{background:var(--bg-card);padding:2px 6px;border-radius:4px;font-family:Courier New,monospace;font-size:.875rem}.article-summary-text{font-size:1rem;line-height:1.8;color:var(--text-secondary);padding:1.25rem;background:var(--bg-card);border-radius:var(--radius-sm)}.article-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:var(--section-gap-sm);padding-bottom:0}.btn-back{display:inline-flex;align-items:center;padding:10px 24px;background:var(--bg-card);color:var(--text-primary);text-decoration:none;border-radius:var(--radius-sm);font-size:.875rem;transition:all var(--transition-normal)}.btn-back:hover{background:var(--accent);color:#fff}.article-source{font-size:.875rem;color:var(--text-muted)}.article-source a{color:var(--accent);text-decoration:none}.recommended-section{margin-top:var(--section-gap-lg);padding:var(--section-gap);background:linear-gradient(135deg,var(--bg-card) 0%,var(--bg-light) 100%);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);margin-bottom:var(--section-gap-sm)}.article-detail-page .topic-cloud-section{margin-bottom:0;margin-top:var(--section-gap-sm)}.recommended-section h3{font-size:1.5rem;color:var(--text-primary);margin-bottom:var(--section-gap-sm);padding-left:1.125rem;border-left:4px solid var(--accent);font-weight:var(--fw-bold);letter-spacing:-.01em}.recommended-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px}.recommended-card{display:block;padding:24px;background:var(--bg-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);text-decoration:none;transition:all var(--transition-normal);border:1px solid var(--border-subtle);position:relative;overflow:hidden}.recommended-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-light));transform:scaleX(0);transform-origin:left;transition:transform var(--transition-normal)}.recommended-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--accent)}.recommended-card:hover:before{transform:scaleX(1)}.recommended-card h4{font-size:1rem;font-weight:600;color:var(--text-primary);margin:0 0 10px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.recommended-card p{font-size:.875rem;color:var(--text-muted);line-height:1.5;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.rec-date{font-size:.875rem;color:var(--text-muted)}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--section-gap-lg) 20px;color:var(--text-muted)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-dark);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.no-results{text-align:center;padding:var(--section-gap-lg) 20px}.no-results p{font-size:1.125rem;color:var(--text-muted);margin-bottom:20px}.btn-action{display:inline-block;padding:12px 32px;background:linear-gradient(135deg,var(--accent),var(--accent-light));color:#fff;text-decoration:none;border-radius:var(--radius-sm);font-weight:var(--fw-medium);transition:all var(--transition-normal)}.btn-action:hover{opacity:.9}@media(max-width:768px){.article-detail-page{padding:0 var(--page-padding-x) var(--section-gap-lg)}.reading-progress-bar{top:60px}.article-hero-section{padding:1rem 0}.article-hero-section:before{top:-60px;left:-50vw;right:-50vw;height:220px}.article-hero-section .post-title{font-size:1.5rem;letter-spacing:-.01em}.article-subtitle{font-size:1rem;padding-left:14px}.article-body-container{padding:var(--section-gap-sm) var(--page-padding-x);border-radius:var(--radius-md)}.article-body-container:before{left:20px;right:20px}.article-content-body{font-size:1rem}.article-meta-bar{padding:14px 16px;gap:10px;font-size:.875rem}.meta-item{padding:4px 10px}.recommended-section{padding:var(--section-gap-sm) var(--page-padding-x);margin-top:var(--section-gap)}.recommended-grid{grid-template-columns:1fr}}