@font-face{font-display:swap;font-family:'Plus Jakarta Sans';font-style:normal;font-weight:100 900;src:url('../fonts/plus-jakarta-sans-latin-var.woff2') format('woff2')}
@font-face{font-display:swap;font-family:'Outfit';font-style:normal;font-weight:100 900;src:url('../fonts/outfit-latin-var.woff2') format('woff2')}
@font-face{font-display:swap;font-family:'JetBrains Mono';font-style:normal;font-weight:400;src:url('../fonts/jetbrains-mono-latin-400-normal.woff2') format('woff2')}
@font-face{font-display:swap;font-family:'JetBrains Mono';font-style:normal;font-weight:500;src:url('../fonts/jetbrains-mono-latin-500-normal.woff2') format('woff2')}
@font-face{font-display:swap;font-family:'JetBrains Mono';font-style:normal;font-weight:600;src:url('../fonts/jetbrains-mono-latin-600-normal.woff2') format('woff2')}
@font-face{font-display:swap;font-family:'JetBrains Mono';font-style:normal;font-weight:700;src:url('../fonts/jetbrains-mono-latin-700-normal.woff2') format('woff2')}

:root{
  --ink:#071a14;
  --ink-2:#0d2b21;
  --muted:#5b6f68;
  --soft:#dbebe4;
  --line:#d9e8e1;
  --bg:#f5fbf8;
  --card:rgba(255,255,255,.9);
  --white:#fff;
  --emerald:#047857;
  --emerald-2:#047857;
  --emerald-3:#065f46;
  --mint:#d9fae8;
  --amber:#f59e0b;
  --amber-soft:#fef3c7;
  --rose:#e11d48;
  --rose-soft:#fff1f2;
  --navh:68px;
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:16px;
  --shadow:0 24px 70px rgba(4,80,59,.14);
  --shadow-soft:0 18px 45px rgba(7,26,20,.09);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Plus Jakarta Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1000px 560px at 4% -10%,#c8f7e1 0%,transparent 62%),
    radial-gradient(880px 520px at 104% 8%,#ffedba 0%,transparent 58%),
    radial-gradient(720px 420px at 40% 108%,#e9fff4 0%,transparent 54%),
    linear-gradient(180deg,#f6fcfa 0%,#ffffff 42%,#f8fcfa 100%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.38;
  background-image:linear-gradient(rgba(4,106,78,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(4,106,78,.06) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:linear-gradient(180deg,#000 0%,transparent 72%);
}
::selection{background:#a7f3d0;color:#064e3b}
a{color:inherit;text-decoration:none}
.reading-progress{
  position:fixed;
  top:0;
  left:0;
  z-index:90;
  height:4px;
  width:0%;
  background:linear-gradient(90deg,var(--emerald-2),#fbbf24);
  box-shadow:0 0 18px rgba(16,185,129,.45);
  transition:width .08s linear;
}


/* Site-home navbar parity: light white/green navigation used on the homepage. */
.home-header{
  position:fixed;
  inset-inline:0;
  top:0;
  z-index:50;
  transition:all .3s ease;
}
.home-header.scrolled{
  border-bottom:1px solid rgba(226,232,240,.7);
  background:rgba(255,255,255,.8);
  box-shadow:0 1px 2px rgba(15,23,42,.05);
  backdrop-filter:blur(24px);
  -webkit-backdrop-filter:blur(24px);
}
.home-header-inner{
  max-width:1320px;
  height:var(--navh);
  margin:0 auto;
  padding:0 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.home-brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:max-content;
}
.home-logo{
  position:relative;
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  border-radius:12px;
  color:#fcd34d;
  background:linear-gradient(135deg,#047857,#065f46);
  box-shadow:0 10px 15px rgba(4,120,87,.25);
  transition:rotate .2s ease,scale .2s ease,box-shadow .2s ease;
}
.home-logo svg{width:20px;height:20px;display:block}
.home-brand:hover .home-logo{rotate:-6deg;scale:1.05}
.home-brand-text{
  color:#0f172a;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:20px;
  font-weight:800;
  letter-spacing:-.025em;
  line-height:1;
}
.home-brand-text .brand-bill{color:#047857}
.home-brand-text .brand-pk{color:#475569}
.home-nav{
  display:none;
  align-items:center;
  gap:4px;
}
.home-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  border-radius:999px;
  padding:8px 14px;
  color:#475569;
  font-size:14px;
  font-weight:600;
  line-height:1;
  transition:color .2s ease,background-color .2s ease;
}
.home-nav a:hover,
.home-nav a.active{
  color:#047857;
  background:#ecfdf5;
}
.nav-badge{
  margin-left:6px;
  border-radius:999px;
  padding:2px 6px;
  background:#fbbf24;
  color:#451a03;
  font-size:9px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.home-actions{
  display:flex;
  align-items:center;
  gap:8px;
}
.home-cta{
  display:none;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  padding:10px 20px;
  color:#fff;
  background:#047857;
  font-size:14px;
  font-weight:700;
  line-height:1;
  box-shadow:0 10px 15px rgba(5,150,105,.25);
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.home-cta svg{width:16px;height:16px;color:#fcd34d;display:block}
.home-cta:hover{background:#065f46;transform:translateY(-1px);box-shadow:0 14px 24px rgba(5,150,105,.3)}
.home-burger{
  width:48px;
  height:48px;
  display:grid;
  place-items:center;
  border:1px solid #e2e8f0;
  border-radius:12px;
  background:#fff;
  color:#334155;
  cursor:pointer;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.home-burger:hover{border-color:#a7f3d0;background:#f0fdf4;box-shadow:0 8px 20px rgba(5,150,105,.12)}
.home-burger svg{width:20px;height:20px;display:block}
.home-mobile-menu{
  display:none;
  border-top:1px solid #f1f5f9;
  background:rgba(255,255,255,.95);
  padding:8px 20px 20px;
  box-shadow:0 20px 25px rgba(15,23,42,.1);
  backdrop-filter:blur(24px);
  -webkit-backdrop-filter:blur(24px);
}
.home-header.open .home-mobile-menu{display:block}
.home-mobile-menu a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  border-radius:12px;
  padding:12px;
  color:#334155;
  font-size:16px;
  font-weight:600;
  transition:color .2s ease,background-color .2s ease;
}
.home-mobile-menu a:hover,
.home-mobile-menu a.active{color:#047857;background:#ecfdf5}
.home-mobile-menu a svg{width:16px;height:16px;color:#cbd5e1;display:block}
.home-mobile-cta{
  margin-top:12px;
  justify-content:center !important;
  border-radius:16px !important;
  padding-top:14px !important;
  padding-bottom:14px !important;
  color:#fff !important;
  background:#047857 !important;
  font-weight:700 !important;
}
.home-mobile-cta svg{color:#fcd34d !important}
@media(min-width:640px){
  .home-header-inner{padding:0 32px}
  .home-cta{display:inline-flex}
}
@media(min-width:1024px){
  .home-nav{display:flex}
  .home-burger{display:none}
  .home-mobile-menu{display:none !important}
}

.topbar{
  position:sticky;
  top:0;
  z-index:60;
  backdrop-filter:blur(18px);
  background:rgba(255,255,255,.78);
  border-bottom:1px solid rgba(217,232,225,.9);
}
.topbar-inner{
  max-width:var(--max);
  margin:0 auto;
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:0 clamp(16px,3vw,26px);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:22px;
  font-weight:800;
  letter-spacing:-.04em;
  color:var(--ink);
}
.brand-mark{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  border-radius:14px;
  color:#fff;
  background:linear-gradient(135deg,var(--emerald-2),var(--emerald-3));
  box-shadow:0 14px 30px rgba(5,150,105,.28);
  animation:boltPulse 2.8s ease-in-out infinite;
}
.brand b{color:var(--emerald-2)}
.nav{
  display:flex;
  align-items:center;
  gap:clamp(10px,2vw,24px);
  font-weight:800;
  font-size:14px;
  color:#52665f;
}
.nav a{
  position:relative;
  padding:10px 2px;
  transition:color .25s ease;
}
.nav a::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:4px;
  height:2px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--emerald-3),var(--amber));
  transition:right .28s ease;
}
.nav a:hover{color:var(--emerald-2)}
.nav a:hover::after{right:0}
.nav em{
  font-style:normal;
  background:var(--amber-soft);
  color:#713f12;
  border-radius:999px;
  padding:2px 6px;
  font-size:9px;
  margin-left:4px;
  vertical-align:top;
}
.shell{max-width:var(--max);margin:0 auto;padding:0 clamp(16px,3vw,26px)}
.article-hero{
  position:relative;
  padding:calc(var(--navh) + clamp(28px,5vw,58px)) 0 34px;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.12fr) minmax(300px,.88fr);
  gap:clamp(22px,4vw,42px);
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  padding:8px 12px;
  border:1px solid rgba(16,185,129,.25);
  border-radius:999px;
  color:var(--emerald);
  background:rgba(255,255,255,.72);
  box-shadow:0 10px 28px rgba(5,150,105,.10);
  font-size:12px;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.22em;
  font-family:"JetBrains Mono",ui-monospace,monospace;
}
.eyebrow::before{
  content:"";
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 0 5px rgba(245,158,11,.15);
  animation:pulseDot 1.8s ease-in-out infinite;
}
.hero-title{
  margin:0;
  max-width:820px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:clamp(2.55rem,6.4vw,5.3rem);
  line-height:.96;
  letter-spacing:-.065em;
  color:#061912;
}
.hero-title span{
  color:transparent;
  background:linear-gradient(105deg,var(--emerald) 0%,#006b4f 46%,var(--amber) 100%);
  -webkit-background-clip:text;
  background-clip:text;
}
.hero-lede{
  margin:22px 0 0;
  max-width:720px;
  color:var(--muted);
  font-size:clamp(1.02rem,1.7vw,1.25rem);
  line-height:1.8;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:13px 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:900;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,border-color .22s ease;
  will-change:transform;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--emerald-2),var(--emerald-3));
  box-shadow:0 18px 34px rgba(5,150,105,.28);
}
.btn-primary:hover{box-shadow:0 24px 44px rgba(5,150,105,.36)}
.btn-ghost{
  color:var(--emerald);
  border-color:rgba(4,120,87,.22);
  background:rgba(255,255,255,.72);
}
.btn-ghost:hover{border-color:rgba(4,120,87,.38);box-shadow:var(--shadow-soft)}
.hero-card{
  position:relative;
  overflow:hidden;
  border-radius:36px;
  padding:clamp(24px,4vw,34px);
  color:#fff;
  background:
    radial-gradient(circle at 18% 12%,rgba(251,191,36,.65),transparent 30%),
    radial-gradient(circle at 90% 18%,rgba(255,255,255,.23),transparent 26%),
    linear-gradient(140deg,#065f46 0%,#047857 52%,#006b4f 100%);
  box-shadow:0 30px 80px rgba(5,95,70,.28),inset 0 1px 0 rgba(255,255,255,.22);
  isolation:isolate;
}
.hero-card::before{
  content:"";
  position:absolute;
  inset:-45% -30% auto;
  height:76%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.38),transparent);
  transform:rotate(-18deg) translateX(-70%);
  animation:shine 4.6s ease-in-out infinite;
}
.hero-card::after{
  content:"";
  position:absolute;
  inset:1px;
  border-radius:35px;
  border:1px solid rgba(255,255,255,.2);
  pointer-events:none;
}
.hero-card>*{position:relative;z-index:1}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border-radius:999px;
  padding:8px 12px;
  background:rgba(255,255,255,.16);
  color:#eafff5;
  font-size:12px;
  font-weight:900;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.hero-card h2{
  margin:18px 0 10px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:clamp(1.55rem,3vw,2.25rem);
  line-height:1.05;
  letter-spacing:-.045em;
}
.hero-card p{margin:0;color:rgba(255,255,255,.82);line-height:1.75}
.metric-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-top:24px;
}
.metric{
  padding:14px 12px;
  border-radius:20px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(10px);
}
.metric strong{display:block;font-size:1.15rem;line-height:1.1}
.metric span{display:block;margin-top:4px;color:rgba(255,255,255,.72);font-size:.78rem;line-height:1.35}
.article-layout{
  display:grid;
  grid-template-columns:280px minmax(0,1fr);
  gap:clamp(20px,4vw,34px);
  align-items:start;
  padding:18px 0 74px;
}
.toc{
  position:sticky;
  top:94px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  background:rgba(255,255,255,.72);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(14px);
}
.toc small{
  display:block;
  margin-bottom:12px;
  color:var(--emerald);
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.16em;
}
.toc a{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 0 10px 12px;
  border-left:2px solid #e5efe9;
  color:#5f6f69;
  font-weight:800;
  line-height:1.35;
  transition:color .22s ease,border-color .22s ease,transform .22s ease;
}
.toc a::before{
  content:"";
  flex:0 0 auto;
  width:8px;
  height:8px;
  margin-top:5px;
  border-radius:50%;
  background:#d9e7e0;
  transition:background-color .22s ease,box-shadow .22s ease;
}
.toc a:hover,.toc a.active{color:var(--emerald);transform:translateX(2px)}
.toc a.active{border-left-color:var(--amber)}
.toc a.active::before{background:var(--amber);box-shadow:0 0 0 5px rgba(245,158,11,.12)}
.article{min-width:0}
.section{
  position:relative;
  overflow:hidden;
  margin:0 0 22px;
  padding:clamp(24px,4vw,36px);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  background:var(--card);
  box-shadow:0 16px 42px rgba(6,30,22,.08);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  animation:rise .62s cubic-bezier(.2,.9,.25,1) both;
}
.section:nth-child(2){animation-delay:.06s}.section:nth-child(3){animation-delay:.12s}.section:nth-child(4){animation-delay:.18s}.section:nth-child(5){animation-delay:.24s}.section:nth-child(6){animation-delay:.30s}.section:nth-child(7){animation-delay:.36s}
.section:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7dfd5}
.section::before{
  content:"";
  position:absolute;
  inset:0 auto auto 0;
  width:100%;
  height:4px;
  background:linear-gradient(90deg,var(--emerald-2),rgba(245,158,11,.9),transparent);
}
.section h2{
  margin:0 0 14px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:clamp(1.6rem,3vw,2.25rem);
  line-height:1.08;
  letter-spacing:-.045em;
  color:#071a14;
}
.section h3{
  margin:22px 0 10px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:1.16rem;
  color:var(--ink-2);
}
.section p,.section li{
  color:#4f635d;
  line-height:1.82;
  font-size:1rem;
}
.section p{margin:0 0 14px}
.section p:last-child{margin-bottom:0}
.section ol,.section ul{padding-left:1.25rem;margin:14px 0}
.section li+li{margin-top:10px}
.section li::marker{color:var(--emerald-2);font-weight:900}
.steps{
  counter-reset:article-steps;
  list-style:none;
  padding:0 !important;
  margin:18px 0 0 !important;
}
.steps li{
  counter-increment:article-steps;
  display:grid;
  grid-template-columns:46px minmax(0,1fr);
  gap:14px;
  align-items:start;
  padding:18px;
  margin:12px 0;
  border:1px solid #dcebe4;
  border-radius:22px;
  background:linear-gradient(180deg,#ffffff,#fbfefd);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.steps li:hover{transform:translateX(4px);border-color:#bee0d1;box-shadow:0 12px 30px rgba(5,95,70,.10)}
.steps li::before{
  content:counter(article-steps,decimal-leading-zero);
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  border-radius:16px;
  color:#fff;
  font-weight:900;
  background:linear-gradient(135deg,var(--emerald-2),var(--emerald-3));
  box-shadow:0 12px 26px rgba(5,150,105,.22);
}
.steps strong{display:block;margin-bottom:4px;color:#08231a;font-size:1.04rem}
.steps span{color:#5f6f69;line-height:1.75}
.tip,.warning,.note{
  display:flex;
  gap:14px;
  margin-top:18px;
  padding:16px;
  border-radius:20px;
  border:1px solid #cfe7dc;
  background:#f4fdf8;
}
.tip::before,.warning::before,.note::before{
  content:"✓";
  flex:0 0 auto;
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  border-radius:50%;
  color:#fff;
  background:var(--emerald-2);
  font-weight:900;
}
.warning{border-color:#ffd9de;background:var(--rose-soft)}
.warning::before{content:"!";background:var(--rose)}
.note{border-color:#f0dfa5;background:#fffbeb}
.note::before{content:"i";background:var(--amber)}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:12px;
  padding:7px 10px;
  border-radius:999px;
  color:var(--emerald);
  background:#eafbf3;
  font-weight:900;
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.12em;
}
.inline-cta{
  margin-top:22px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 0;padding:0 !important;list-style:none}
.pill-list li{margin:0 !important;border:1px solid #dcebe4;border-radius:999px;padding:9px 12px;background:#fff;color:#536960;font-weight:800;font-size:.9rem;box-shadow:0 8px 22px rgba(6,30,22,.06)}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin-top:22px;
}
.related-card{
  min-height:160px;
  padding:18px;
  border:1px solid var(--line);
  border-radius:24px;
  background:linear-gradient(180deg,#fff,#f9fdfc);
  box-shadow:0 12px 28px rgba(6,30,22,.07);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.related-card:hover{transform:translateY(-4px);border-color:#c4dfd3;box-shadow:var(--shadow-soft)}
.related-card small{display:block;color:var(--emerald);font-weight:900;text-transform:uppercase;letter-spacing:.12em}
.related-card strong{display:block;margin:10px 0 8px;color:#0b261c;font-size:1.04rem;line-height:1.28}
.related-card span{color:#60746c;line-height:1.55;font-size:.92rem}
.article-footer{
  margin-top:26px;
  overflow:hidden;
  position:relative;
  border-radius:34px;
  padding:clamp(26px,4vw,40px);
  color:#fff;
  background:linear-gradient(135deg,#071a14,#064e3b 55%,#059669);
  box-shadow:0 30px 80px rgba(4,80,59,.28);
}
.article-footer::before{
  content:"⚡";
  position:absolute;
  right:4%;
  bottom:-22%;
  font-size:12rem;
  line-height:1;
  opacity:.08;
  transform:rotate(-18deg);
}
.article-footer h2{
  margin:0 0 12px;
  max-width:720px;
  font-family:"Outfit","Plus Jakarta Sans",system-ui,sans-serif;
  font-size:clamp(1.9rem,4vw,3rem);
  line-height:1;
  letter-spacing:-.05em;
}
.article-footer p{max-width:720px;margin:0 0 20px;color:rgba(255,255,255,.78);line-height:1.8}
.article-footer>*{position:relative;z-index:1}
.on-this-page-mobile{display:none}
.copy-link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;border:0;border-radius:999px;padding:10px 12px;background:#0f2a20;color:#fff;font-weight:900;cursor:pointer;transition:transform .22s ease,background-color .22s ease}
.copy-link:hover{transform:translateY(-2px);background:#14613b}
.site-footer{
  border-top:1px solid var(--line);
  padding:30px clamp(16px,3vw,26px) 44px;
  color:#6a7c76;
  text-align:center;
  background:rgba(255,255,255,.58);
}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes shine{0%,28%{transform:rotate(-18deg) translateX(-86%)}68%,100%{transform:rotate(-18deg) translateX(86%)}}
@keyframes pulseDot{0%,100%{transform:scale(1);box-shadow:0 0 0 4px rgba(245,158,11,.14)}50%{transform:scale(.8);box-shadow:0 0 0 8px rgba(245,158,11,.08)}}
@keyframes boltPulse{0%,100%{filter:drop-shadow(0 0 0 rgba(245,158,11,0));transform:rotate(0) scale(1)}48%{filter:drop-shadow(0 0 10px rgba(245,158,11,.75));transform:rotate(-8deg) scale(1.07)}58%{transform:rotate(0) scale(1)}}
@media(max-width:1060px){
  .hero-grid,.article-layout{grid-template-columns:1fr}
  .toc{position:relative;top:auto;display:none}
  .on-this-page-mobile{display:block;margin-bottom:22px}
  .on-this-page-mobile details{padding:18px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.76);box-shadow:var(--shadow-soft)}
  .on-this-page-mobile summary{cursor:pointer;color:var(--emerald);font-weight:900}
  .on-this-page-mobile a{display:block;padding:10px 0;color:#5f6f69;font-weight:800}
}
@media(max-width:720px){
  .topbar-inner{min-height:66px}
  .nav{gap:10px;font-size:11px}
  .nav a{padding:8px 0}
  .brand{font-size:18px}
  .brand-mark{width:36px;height:36px;border-radius:12px}
  .article-hero{padding-top:38px}
  .metric-grid{grid-template-columns:1fr}
  .steps li{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,::before,::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

.guide-cover{max-width:100%;overflow:hidden}
.guide-cover img{width:100%;max-width:100%}
.on-this-page-mobile summary{min-height:44px;display:flex;align-items:center;padding:12px 6px}
.on-this-page-mobile a{min-height:44px;display:flex;align-items:center;padding:12px 6px}
@media(max-width:767px){.backtop{display:none}.bb-sticky-check{position:fixed;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:60;display:flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;background:var(--emerald,#059669);color:#fff;font-weight:800;font-size:15px;padding:13px 16px;border-radius:14px;box-shadow:0 10px 24px rgba(5,150,105,.35);text-decoration:none}}
@media(min-width:768px){.bb-sticky-check{display:none}}