.sf-blog{--blog-text:var(--text,#17201c);--blog-muted:color-mix(in srgb,var(--blog-text) 58%,transparent);--blog-line:color-mix(in srgb,var(--blog-text) 12%,transparent);--blog-soft:color-mix(in srgb,var(--blog-text) 4%,transparent);--blog-accent:var(--brand,#1b2b25);--blog-radius:min(var(--card-radius,12px),18px);--blog-width:min(var(--content-width,1380px),1320px);color:var(--blog-text);padding:0 clamp(18px,4vw,48px) clamp(70px,9vw,120px)}
.sf-blog *,.sf-blog *::before,.sf-blog *::after{box-sizing:border-box}
.sf-blog a{color:inherit}
.sf-blog svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}

.sf-blog-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;letter-spacing:.04em;color:var(--blog-muted);margin-bottom:28px}
.sf-blog-crumbs a{text-decoration:none;transition:color .2s}
.sf-blog-crumbs a:hover{color:var(--blog-text)}
.sf-blog-crumbs b{font-weight:500;color:var(--blog-text)}
.sf-blog-crumbs span{opacity:.5}
.sf-blog-eyebrow{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--blog-accent)}
.sf-blog-tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;background:color-mix(in srgb,var(--blog-accent) 9%,transparent);color:var(--blog-accent)!important;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;white-space:nowrap}
a.sf-blog-tag:hover{background:color-mix(in srgb,var(--blog-accent) 16%,transparent)}
.sf-blog-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:12.5px;color:var(--blog-muted)}
.sf-blog-meta>time+span::before{content:"·";margin-right:14px;opacity:.7}
.sf-blog-more{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;text-decoration:none;color:var(--blog-accent)!important}
.sf-blog-more svg{transition:transform .25s}
.sf-blog-more:hover svg{transform:translateX(4px)}
.sf-blog-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;border-radius:999px;background:var(--blog-accent);color:#fff!important;text-decoration:none;font-size:14px;font-weight:600}

/* Index */
.sf-blog-hero{max-width:860px;margin:0 auto;padding:clamp(48px,7vw,96px) 0 clamp(30px,4vw,48px);text-align:center}
.sf-blog-hero .sf-blog-crumbs{justify-content:center}
.sf-blog-hero h1{font-family:var(--heading-font);font-size:clamp(38px,5.6vw,72px);font-weight:400;line-height:1.04;letter-spacing:-.02em;margin:16px 0 18px}
.sf-blog-hero p{max-width:620px;margin:0 auto;font-size:clamp(15px,1.4vw,17px);line-height:1.75;color:var(--blog-muted)}
.sf-blog-filter{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;max-width:var(--blog-width);margin:0 auto clamp(36px,5vw,56px)}
.sf-blog-filter a{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 18px;border:1px solid var(--blog-line);border-radius:999px;font-size:13.5px;text-decoration:none;transition:border-color .2s,background .2s,color .2s}
.sf-blog-filter a:hover{border-color:var(--blog-text)}
.sf-blog-filter a.is-active{background:var(--blog-text);border-color:var(--blog-text);color:var(--page,#fff)}
.sf-blog-filter sup{font-size:10px;opacity:.6;top:0;vertical-align:super}

.sf-blog-media{position:relative;display:block;overflow:hidden;border-radius:var(--blog-radius);background:var(--blog-soft);aspect-ratio:4/3}
.sf-blog-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.sf-blog-placeholder{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--heading-font);font-size:clamp(48px,7vw,96px);color:color-mix(in srgb,var(--blog-accent) 35%,transparent);background:linear-gradient(135deg,color-mix(in srgb,var(--blog-accent) 8%,transparent),color-mix(in srgb,var(--blog-accent) 16%,transparent))}

.sf-blog-featured{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:center;gap:clamp(28px,5vw,72px);max-width:var(--blog-width);margin:0 auto clamp(56px,7vw,96px)}
.sf-blog-featured .sf-blog-media{aspect-ratio:16/11}
.sf-blog-featured:hover .sf-blog-media img{transform:scale(1.035)}
.sf-blog-featured h2{font-family:var(--heading-font);font-size:clamp(28px,3.4vw,46px);font-weight:400;line-height:1.12;letter-spacing:-.015em;margin:18px 0 16px}
.sf-blog-featured h2 a{text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:background-size .35s}
.sf-blog-featured h2 a:hover{background-size:100% 1px}
.sf-blog-featured p{font-size:16px;line-height:1.75;color:var(--blog-muted);margin:0 0 26px}

.sf-blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(36px,4vw,56px) clamp(22px,2.6vw,36px);max-width:var(--blog-width);margin:0 auto}
.sf-blog-index .sf-blog-grid{padding-top:clamp(40px,5vw,64px);border-top:1px solid var(--blog-line)}
.sf-blog-card{display:flex;flex-direction:column;min-width:0}
.sf-blog-card:hover .sf-blog-media img{transform:scale(1.05)}
.sf-blog-card-body{display:flex;flex-direction:column;flex:1;padding-top:20px}
.sf-blog-card h3{font-family:var(--heading-font);font-size:clamp(20px,1.7vw,24px);font-weight:400;line-height:1.25;margin:14px 0 10px}
.sf-blog-card h3 a{text-decoration:none}
.sf-blog-card h3 a:hover{opacity:.72}
.sf-blog-card p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:14.5px;line-height:1.7;color:var(--blog-muted);margin:0 0 18px}
.sf-blog-card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid var(--blog-line);font-size:12.5px;color:var(--blog-muted)}

.sf-blog-empty{max-width:560px;margin:0 auto;padding:clamp(48px,7vw,80px) 28px;text-align:center;border:1px dashed var(--blog-line);border-radius:var(--blog-radius)}
.sf-blog-empty h2{font-family:var(--heading-font);font-size:30px;font-weight:400;margin:0 0 10px}
.sf-blog-empty p{color:var(--blog-muted);line-height:1.7;margin:0 0 24px}

/* Article */
.sf-blog-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:1200;pointer-events:none}
.sf-blog-progress span{display:block;height:100%;background:var(--blog-accent);transform:scaleX(0);transform-origin:0 50%;transition:transform .1s linear}
.sf-article-head{max-width:820px;margin:0 auto;padding:clamp(40px,6vw,80px) 0 clamp(30px,4vw,48px);text-align:center}
.sf-article-head .sf-blog-crumbs{justify-content:center}
.sf-article-head h1{font-family:var(--heading-font);font-size:clamp(34px,5vw,62px);font-weight:400;line-height:1.08;letter-spacing:-.02em;margin:20px 0 20px;text-wrap:balance}
.sf-article-lead{max-width:680px;margin:0 auto;font-size:clamp(16px,1.6vw,19px);line-height:1.7;color:var(--blog-muted)}
.sf-article-byline{display:inline-flex;align-items:center;gap:12px;margin-top:30px;text-align:left}
.sf-article-byline b{display:block;font-size:14px;font-weight:600}
.sf-article-byline span{font-size:12.5px;color:var(--blog-muted)}
.sf-article-avatar{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--blog-accent);color:#fff!important;font-weight:600;font-size:15px}
.sf-article-cover{max-width:1180px;margin:0 auto clamp(40px,6vw,72px);border-radius:var(--blog-radius);overflow:hidden;background:var(--blog-soft)}
.sf-article-cover img{display:block;width:100%;max-height:640px;object-fit:cover}

.sf-article-layout{display:grid;grid-template-columns:56px minmax(0,720px) 56px;justify-content:center;gap:clamp(24px,4vw,56px);max-width:1180px;margin:0 auto}
.sf-article-share{position:sticky;top:120px;align-self:start;display:flex;flex-direction:column;align-items:center;gap:10px}
.sf-article-share small{font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--blog-muted);writing-mode:vertical-rl;transform:rotate(180deg);margin-bottom:6px}
.sf-article-share a,.sf-article-share button{display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid var(--blog-line);border-radius:50%;background:transparent;color:var(--blog-text);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.sf-article-share a:hover,.sf-article-share button:hover{background:var(--blog-text);border-color:var(--blog-text);color:var(--page,#fff)}
.sf-article-share button.is-copied{background:var(--blog-accent);border-color:var(--blog-accent);color:#fff}

.sf-article-content{font-size:clamp(16.5px,1.25vw,18px);line-height:1.85;color:color-mix(in srgb,var(--blog-text) 88%,transparent);overflow-wrap:break-word;min-width:0}
.sf-article-content>*:first-child{margin-top:0}
.sf-article-content p{margin:0 0 1.4em}
.sf-article-content h2,.sf-article-content h3,.sf-article-content h4{font-family:var(--heading-font);font-weight:400;color:var(--blog-text);line-height:1.25;letter-spacing:-.01em;scroll-margin-top:120px}
.sf-article-content h2{font-size:clamp(26px,2.4vw,34px);margin:2.1em 0 .7em}
.sf-article-content h3{font-size:clamp(21px,1.9vw,26px);margin:1.8em 0 .6em}
.sf-article-content h4{font-size:19px;margin:1.6em 0 .5em}
.sf-article-content a{color:var(--blog-accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.sf-article-content strong,.sf-article-content b{color:var(--blog-text);font-weight:600}
.sf-article-content ul,.sf-article-content ol{margin:0 0 1.5em;padding-left:1.35em}
.sf-article-content li{margin:.45em 0;padding-left:.25em}
.sf-article-content li::marker{color:var(--blog-accent)}
.sf-article-content img,.sf-article-content video,.sf-article-content iframe{display:block;max-width:100%;height:auto;margin:2em auto;border-radius:var(--blog-radius)}
.sf-article-content iframe{width:100%;aspect-ratio:16/9;border:0}
.sf-article-content figure{margin:2em 0}
.sf-article-content figcaption{font-size:13px;text-align:center;color:var(--blog-muted);margin-top:-1.2em}
.sf-article-content blockquote{position:relative;margin:2.2em 0;padding:4px 0 4px 28px;border-left:2px solid var(--blog-accent);font-family:var(--heading-font);font-size:clamp(20px,2vw,25px);line-height:1.5;color:var(--blog-text)}
.sf-article-content blockquote p:last-child{margin-bottom:0}
.sf-article-content hr{border:0;height:1px;background:var(--blog-line);margin:3em 0}
.sf-article-content table{width:100%;border-collapse:collapse;margin:2em 0;font-size:15px;display:block;overflow-x:auto}
.sf-article-content th,.sf-article-content td{padding:12px 14px;border-bottom:1px solid var(--blog-line);text-align:left}
.sf-article-content th{font-weight:600;color:var(--blog-text);background:var(--blog-soft)}
.sf-article-content code{font-size:.9em;padding:2px 6px;border-radius:6px;background:var(--blog-soft)}

.sf-article-foot{max-width:720px;margin:clamp(40px,5vw,64px) auto 0;padding-top:28px;border-top:1px solid var(--blog-line)}
.sf-blog-back{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;text-decoration:none}
.sf-blog-back svg{transition:transform .25s}
.sf-blog-back:hover svg{transform:translateX(-4px)}

.sf-blog-related{max-width:var(--blog-width);margin:clamp(70px,9vw,120px) auto 0;padding-top:clamp(48px,6vw,72px);border-top:1px solid var(--blog-line)}
.sf-blog-related-head{text-align:center;margin-bottom:clamp(32px,4vw,48px)}
.sf-blog-related-head h2{font-family:var(--heading-font);font-size:clamp(28px,3.2vw,42px);font-weight:400;margin:12px 0 0}

@media(max-width:1080px){
  .sf-blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sf-article-layout{grid-template-columns:minmax(0,720px)}
  .sf-article-share{position:static;flex-direction:row;justify-content:center;order:2;margin-top:12px}
  .sf-article-share small{writing-mode:horizontal-tb;transform:none;margin:0 6px 0 0}
}
@media(max-width:760px){
  .sf-blog-featured{grid-template-columns:1fr;gap:22px}
  .sf-blog-featured .sf-blog-media{aspect-ratio:4/3}
  .sf-blog-grid{grid-template-columns:1fr;gap:44px}
  .sf-blog-filter{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;margin-left:calc(clamp(18px,4vw,48px)*-1);margin-right:calc(clamp(18px,4vw,48px)*-1);padding:0 clamp(18px,4vw,48px) 4px;scrollbar-width:none}
  .sf-blog-filter::-webkit-scrollbar{display:none}
  .sf-blog-filter a{flex:none}
  .sf-article-cover{margin-left:calc(clamp(18px,4vw,48px)*-1);margin-right:calc(clamp(18px,4vw,48px)*-1);border-radius:0}
  .sf-article-content blockquote{padding-left:18px}
}
@media(prefers-reduced-motion:reduce){.sf-blog *{transition:none!important}}