/* ===== ARTICLE STYLES ===== */
.article-hero{padding:64px 0 32px;position:relative;overflow:hidden}
.article-hero__bg{position:absolute;inset:0;pointer-events:none;z-index:0}
.article-hero__bg::before{content:"";position:absolute;top:-180px;left:-80px;width:520px;height:520px;background:radial-gradient(circle,rgba(62,224,208,.12),transparent 65%);filter:blur(60px)}
.article-hero__bg::after{content:"";position:absolute;top:-80px;right:-100px;width:480px;height:480px;background:radial-gradient(circle,rgba(139,92,246,.14),transparent 65%);filter:blur(60px)}
.article-hero__in{position:relative;z-index:1;max-width:820px;margin:0 auto}
.article-breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:rgba(255,255,255,.42);margin-bottom:22px;flex-wrap:wrap}
.article-breadcrumb a{color:rgba(255,255,255,.55);text-decoration:none;transition:color .2s}
.article-breadcrumb a:hover{color:#3EE0D0}
.article-breadcrumb__sep{color:rgba(255,255,255,.2)}
.article-cat{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;background:rgba(62,224,208,.1);border:1px solid rgba(62,224,208,.3);color:#3EE0D0;font-size:12px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;margin-bottom:22px}
.article-title{font-size:clamp(32px,4.6vw,52px);line-height:1.12;font-weight:800;letter-spacing:-.02em;color:#fff;margin:0 0 20px}
.article-title .grad{background:linear-gradient(120deg,#3EE0D0,#2B8CF0 50%,#8B5CF6);-webkit-background-clip:text;background-clip:text;color:transparent}
.article-lead{font-size:19px;line-height:1.65;color:rgba(255,255,255,.65);margin:0 0 28px}
.article-meta{display:flex;gap:20px;flex-wrap:wrap;align-items:center;font-size:13px;color:rgba(255,255,255,.45);padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.07)}
.article-meta__author{display:flex;align-items:center;gap:10px}
.article-meta__avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(120deg,#3EE0D0,#8B5CF6);display:grid;place-items:center;font-weight:800;color:#fff;font-size:14px}
.article-meta__author-info{display:flex;flex-direction:column;line-height:1.3}
.article-meta__author-name{color:#fff;font-weight:600;font-size:13px}
.article-meta__author-role{font-size:11.5px;color:rgba(255,255,255,.4)}

.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:56px;align-items:start;padding:48px 0 80px}
.article-body{max-width:760px;font-size:17px;line-height:1.75;color:rgba(255,255,255,.78)}
.article-body h2{font-size:28px;line-height:1.25;font-weight:700;color:#fff;letter-spacing:-.015em;margin:56px 0 18px;scroll-margin-top:100px}
.article-body h3{font-size:20px;font-weight:600;color:#fff;margin:36px 0 14px;letter-spacing:-.01em;scroll-margin-top:100px}
.article-body p{margin:0 0 22px}
.article-body a{color:#3EE0D0;text-decoration:none;border-bottom:1px solid rgba(62,224,208,.3);transition:border-color .2s}
.article-body a:hover{border-color:#3EE0D0}
.article-body strong{color:#fff;font-weight:600}
.article-body ul,.article-body ol{margin:0 0 24px;padding-left:22px}
.article-body li{margin-bottom:10px}
.article-body ul li::marker,.article-body ol li::marker{color:#3EE0D0}
.article-body code{font-family:'JetBrains Mono',monospace;font-size:.88em;padding:2px 7px;border-radius:6px;background:rgba(62,224,208,.1);color:#3EE0D0;border:1px solid rgba(62,224,208,.18)}
.article-body pre{background:#0d1117;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:20px 22px;overflow-x:auto;margin:0 0 26px;font-family:'JetBrains Mono',monospace;font-size:13.5px;line-height:1.65;color:#e6edf3}
.article-body pre code{background:none;border:none;padding:0;color:inherit;font-size:inherit}

.callout{border-radius:14px;padding:20px 22px;margin:28px 0;display:flex;gap:14px;align-items:flex-start;font-size:15.5px;line-height:1.65}
.callout__icon{flex-shrink:0;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;font-size:14px;font-weight:700}
.callout--info{background:rgba(43,140,240,.08);border:1px solid rgba(43,140,240,.25);color:rgba(255,255,255,.82)}
.callout--info .callout__icon{background:rgba(43,140,240,.2);color:#2B8CF0}
.callout--warn{background:rgba(255,193,7,.07);border:1px solid rgba(255,193,7,.24);color:rgba(255,255,255,.82)}
.callout--warn .callout__icon{background:rgba(255,193,7,.18);color:#FFC107}
.callout--tip{background:rgba(62,224,208,.07);border:1px solid rgba(62,224,208,.24);color:rgba(255,255,255,.82)}
.callout--tip .callout__icon{background:rgba(62,224,208,.2);color:#3EE0D0}
.callout p{margin:0}
.callout strong{color:#fff}

.article-table{width:100%;border-collapse:collapse;margin:24px 0 32px;font-size:14.5px;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.article-table th,.article-table td{padding:14px 18px;text-align:left;border-bottom:1px solid rgba(255,255,255,.06)}
.article-table th{background:rgba(255,255,255,.03);color:#fff;font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.04em}
.article-table tr:last-child td{border-bottom:none}
.article-table td{color:rgba(255,255,255,.75)}
.article-table td strong{color:#3EE0D0}

.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:32px 0;padding:24px;border-radius:16px;background:linear-gradient(135deg,rgba(62,224,208,.06),rgba(139,92,246,.06));border:1px solid rgba(255,255,255,.07)}
.stat-strip__item{text-align:center}
.stat-strip__v{display:block;font-size:28px;font-weight:800;color:#3EE0D0;letter-spacing:-.02em;margin-bottom:4px}
.stat-strip__l{font-size:12px;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:.05em}

.article-toc{position:sticky;top:100px;font-size:14px}
.article-toc__title{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:14px}
.article-toc__list{list-style:none;padding:0;margin:0;border-left:2px solid rgba(255,255,255,.07)}
.article-toc__list a{display:block;padding:8px 0 8px 16px;color:rgba(255,255,255,.55);text-decoration:none;border-left:2px solid transparent;margin-left:-2px;font-size:13.5px;transition:all .2s;line-height:1.4}
.article-toc__list a:hover{color:#fff;border-left-color:#3EE0D0}
.article-toc__list a.is-active{color:#3EE0D0;border-left-color:#3EE0D0;font-weight:600}
.article-toc__cta{margin-top:24px;padding:16px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.07);font-size:13px}
.article-toc__cta p{margin:0 0 12px;color:rgba(255,255,255,.6);line-height:1.5}
.article-toc__cta a{display:inline-flex;align-items:center;gap:6px;color:#3EE0D0;font-weight:600;text-decoration:none;font-size:13px}

.author-box{display:flex;gap:20px;align-items:flex-start;padding:28px;border-radius:18px;background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.07);margin:48px 0 40px}
.author-box__avatar{width:64px;height:64px;border-radius:18px;background:linear-gradient(120deg,#3EE0D0,#8B5CF6);display:grid;place-items:center;font-weight:800;color:#fff;font-size:24px;flex-shrink:0}
.author-box__body{flex:1}
.author-box__name{font-size:17px;font-weight:700;color:#fff;margin:0 0 4px}
.author-box__role{font-size:13px;color:rgba(255,255,255,.45);margin:0 0 12px}
.author-box__bio{font-size:14.5px;color:rgba(255,255,255,.65);line-height:1.6;margin:0}

.share-bar{display:flex;gap:10px;align-items:center;margin:32px 0;padding:18px 0;border-top:1px solid rgba(255,255,255,.07);border-bottom:1px solid rgba(255,255,255,.07)}
.share-bar__label{font-size:13px;color:rgba(255,255,255,.45);margin-right:8px}
.share-bar a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);display:grid;place-items:center;color:rgba(255,255,255,.65);text-decoration:none;transition:all .2s}
.share-bar a:hover{background:rgba(62,224,208,.12);border-color:rgba(62,224,208,.35);color:#3EE0D0}
.share-bar svg{width:16px;height:16px}

.related{padding:60px 0 20px;border-top:1px solid rgba(255,255,255,.07)}
.related__title{font-size:24px;font-weight:700;color:#fff;margin:0 0 28px}
.related__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.read-progress{position:fixed;top:0;left:0;right:0;height:3px;background:transparent;z-index:1000;pointer-events:none}
.read-progress__bar{height:100%;width:0;background:linear-gradient(90deg,#3EE0D0,#2B8CF0 50%,#8B5CF6);transition:width .1s ease-out}

@media (max-width:1024px){
  .article-shell{grid-template-columns:1fr;gap:32px}
  .article-toc{position:relative;top:0;padding:22px;border-radius:16px;background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.07)}
}
@media (max-width:640px){
  .article-hero{padding:44px 0 20px}
  .article-body{font-size:16px}
  .article-body h2{font-size:23px;margin-top:44px}
  .article-body h3{font-size:18px}
  .stat-strip{grid-template-columns:1fr;padding:18px}
  .author-box{flex-direction:column;padding:22px}
  .related__grid{grid-template-columns:1fr}
  .article-table{font-size:13px}
}