:root{--primary-dark:#1b4332;--primary-light:#52b788;--accent:#40916c}
#readingProgress{position:fixed;top:0;left:0;height:7px;width:0%;background:linear-gradient(90deg,var(--primary-light),var(--accent));z-index:9999;transition:width .1s linear}
.article-hero-wrap{padding:0}
.article-hero{width:100%;height:635px;margin:0;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--accent) 100%);background-size:cover;background-position:center center;background-repeat:no-repeat;position:relative;overflow:hidden;display:flex;align-items:flex-end;border-radius:0}
.article-hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,20,15,.22) 0%,rgba(5,20,15,.72) 100%);pointer-events:none}
.article-hero-inner{width:100%;max-width:840px;margin:0 auto;padding:0 12px 62px;position:relative;z-index:2}
.hero-placeholder-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:rgba(255,255,255,.22);font-size:.8rem;text-transform:uppercase;letter-spacing:2px;text-align:center;z-index:2}
.hero-placeholder-label i{display:block;font-size:2.5rem;margin-bottom:8px;opacity:.45}
.series-label{display:inline-block;background:rgba(46,138,99,.9);color:#fff;padding:5px 14px;border-radius:20px;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:14px}
.article-title-h1{font-size:clamp(1.9rem,4.8vw,3.5rem);font-weight:800;color:#fff;line-height:1.15;margin-bottom:10px;text-shadow:0 2px 14px rgba(0,0,0,.28)}
.article-meta-title{font-size:1.06rem;color:rgba(255,255,255,.9);font-style:italic;margin-bottom:18px}
.article-meta-row{display:flex;flex-wrap:wrap;gap:16px;font-size:.92rem;color:rgba(255,255,255,.92);padding-top:14px;border-top:1px solid rgba(255,255,255,.22)}
.article-meta-row span{display:flex;align-items:center;gap:6px}
.article-meta-row i{color:#7be0b2}
.ins-breadcrumb{font-size:.92rem;color:rgba(255,255,255,.88);margin-bottom:18px}
.ins-breadcrumb a{color:#fff;text-decoration:none}
.ins-breadcrumb a:hover{color:#d7f5e7}
.tldr-box{background:linear-gradient(135deg,#1b4332 0%,#40916c 100%);color:#fff;padding:26px 30px;border-radius:12px;margin-bottom:36px}
.tldr-box h2{color:#fff;font-size:1rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}
.tldr-box p,.tldr-box li{color:rgba(255,255,255,.92);margin-bottom:8px;line-height:1.65}
.tldr-box ul{padding-left:18px;margin-bottom:0}
.tldr-box strong{color:#fff}
.disclaimer-box{background:#f8f9fa;border-left:4px solid #adb5bd;padding:16px 20px;border-radius:6px;margin-bottom:30px;font-size:.87rem;color:#555;font-style:italic}
.disclaimer-box h2{font-size:1rem;font-weight:700;color:#444;font-style:normal;margin:0 0 8px}
.article-body{font-size:1.05rem;line-height:1.82;color:#2d2d2d}
.article-body h2{font-size:1.55rem;font-weight:800;color:var(--primary-dark);margin:44px 0 16px;padding-top:16px;border-top:2px solid #e9ecef;scroll-margin-top:80px}
.article-body h3{font-size:1.18rem;font-weight:700;color:var(--accent);margin:28px 0 12px;scroll-margin-top:80px}
.article-body h4{font-size:1.02rem;font-weight:700;color:#333;margin:20px 0 10px}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin:12px 0 16px 24px}
.article-body li{margin-bottom:10px;line-height:1.7}
.article-body strong{color:var(--primary-dark)}
.article-body em{color:var(--accent)}
.article-body blockquote{border-left:4px solid var(--primary-light);padding:14px 20px;margin:24px 0;background:#f0faf4;border-radius:0 8px 8px 0;font-style:italic;color:#444}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.87rem;border:2px solid #2d4a3e;border-radius:6px;overflow:hidden}
.article-body th{background:var(--primary-dark);color:#fff;padding:10px 14px;text-align:left;font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.3px;border:1px solid #1b4332}
.article-body td{padding:10px 14px;vertical-align:top;border:1px solid #9eb8ad}
.article-body tr:nth-child(odd) td{background:#f4faf7}
.article-body tr:nth-child(even) td{background:#fff}
.article-body table p{margin-bottom:6px;font-size:.87rem}
.article-body table p:last-child{margin-bottom:0}
.article-body table ul{margin:4px 0 0 16px}
.article-body table li{margin-bottom:4px;font-size:.86rem}
.article-callout-image{display:block;width:100%;max-width:720px;height:auto;margin:0 0 22px;border-radius:10px;border:1px solid #b9d4c7;background:#fff}
.writer-profile{margin:28px 0 18px;padding:18px 22px;background:#f5faf7;border-left:4px solid #2d8a63;border-radius:8px}
.writer-profile p{margin:0;color:#29493c}
.writer-profile strong{color:#143b2d}
.writers-note{margin:18px 0 8px;padding:18px 22px;background:#fbfcfb;border:1px solid #d9e9e1;border-radius:8px}
.writers-note p{margin:0 0 10px;color:#143b2d}
.writers-note ul{margin:0;padding-left:22px}
.writers-note li{margin-bottom:8px;color:#35584a}
.img-placeholder{width:100%;min-height:180px;background:#f0f4f2;border:2px dashed #b7d4c8;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#8aab9b;margin:28px 0;font-size:.85rem;gap:8px}
.img-placeholder i{font-size:2rem;opacity:.6}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:40px;padding-top:30px;border-top:2px solid #e9ecef}
.ins-tag{background:#e8f5ee;color:var(--primary-dark);padding:5px 14px;border-radius:20px;font-size:.8rem;font-weight:600;text-decoration:none;transition:background .2s}
.ins-tag:hover{background:var(--primary-light);color:#fff}
#tocPanel{position:fixed;top:50%;right:16px;transform:translateY(-50%);width:220px;background:#fff;border:1px solid #c8ddd3;border-radius:10px;box-shadow:0 4px 20px rgba(11,52,39,.14);z-index:1000;max-height:70vh;overflow:hidden;display:flex;flex-direction:column;transition:width .25s ease}
#tocPanel.toc-collapsed{width:42px}
.toc-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#174e39;color:#fff;border-radius:9px 9px 0 0;cursor:pointer;user-select:none;flex-shrink:0}
.toc-header-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;overflow:hidden}
#tocPanel.toc-collapsed .toc-header-label{display:none}
.toc-toggle-icon{font-size:.85rem;flex-shrink:0}
.toc-body{overflow-y:auto;padding:10px 6px 10px 10px;scrollbar-color:#2d8a63 #eef5f1;scrollbar-width:thin}
.toc-body::-webkit-scrollbar{width:8px}
.toc-body::-webkit-scrollbar-track{background:#eef5f1;border-radius:999px}
.toc-body::-webkit-scrollbar-thumb{background:#2d8a63;border-radius:999px}
.toc-body::-webkit-scrollbar-thumb:hover{background:#236d4e}
#tocPanel.toc-collapsed .toc-body{display:none}
.toc-link{display:block;font-size:.78rem;color:#555;text-decoration:none;padding:4px 6px;border-radius:4px;border-left:2px solid transparent;margin-bottom:2px;line-height:1.35;transition:all .15s}
.toc-link:hover{color:#174e39;background:#e2f0e9}
.toc-link.toc-active{color:#143b2d;border-left-color:#2d8a63;background:#c4e0d3;font-weight:600}
.toc-link.toc-h3{display:none}
.article-error{max-width:840px;margin:40px auto;padding:0 12px;color:#b02a37}
@media(max-width:1200px){#tocPanel{display:none}}
@media(max-width:768px){.article-hero{height:508px}.article-hero-inner{padding:0 12px 46px}.article-title-h1{font-size:2rem}.article-body{font-size:1rem}.tldr-box{padding:18px}}