/* TG Welding - blog styles. Tokens mirror the live tgweldingatx.com :root
   (coal / paper / bone / blue, Oswald display, Plus Jakarta Sans body,
   JetBrains Mono labels) so the blog reads as the same site. */
:root{
  --coal:#0B0E12; --coal-2:#141920; --paper:#F5F2EC; --bone:#EDE8DF; --bone-2:#E2DBCE;
  --steel:#5E6670; --steel-l:#9AA1A9; --blue:#3B9BFF; --blue-d:#1668B8; --ember:#FF7A1A;
  --ink:#0B0E12; --line:rgba(11,14,18,.14); --line-d:rgba(245,242,236,.14);
  --f-b:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-d:"Oswald","Arial Narrow",Impact,sans-serif;
  --f-m:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --gut:clamp(16px,4vw,48px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-b);
  font-size:18px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit}

/* header */
.tk-header{background:var(--coal);color:var(--paper);position:sticky;top:0;z-index:20;
  border-bottom:1px solid var(--line-d)}
.tk-header-inner{max-width:1200px;margin:0 auto;padding:12px var(--gut);
  display:flex;align-items:center;justify-content:space-between;gap:20px}
.tk-logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--paper)}
.tk-logo img{width:40px;height:40px;display:block}
.tk-logo-word{font-family:var(--f-d);font-weight:600;font-size:15px;letter-spacing:.14em;line-height:1.1}
.tk-logo-word small{display:block;font-family:var(--f-m);font-weight:400;font-size:10px;
  letter-spacing:.14em;color:var(--steel-l);margin-top:3px;text-transform:uppercase}
.tk-nav{display:flex;align-items:center;gap:22px}
.tk-nav-link,.tk-nav-tel{font-size:14px;text-decoration:none;color:var(--paper);opacity:.85}
.tk-nav-link:hover,.tk-nav-tel:hover{opacity:1;color:var(--blue)}
.tk-nav-tel{font-family:var(--f-m);font-size:13px}
.tk-nav-cta{display:inline-block;background:var(--blue);color:#06101d;text-decoration:none;
  font-weight:600;font-size:14px;padding:10px 20px;border-radius:999px;white-space:nowrap;
  transition:background .2s ease}
.tk-nav-cta:hover{background:#6BB5FF}

/* article */
.tk-article,.tk-index{max-width:780px;margin:0 auto;padding:clamp(36px,6vw,72px) var(--gut) 88px}
.tk-eyebrow{font-family:var(--f-m);font-size:12px;text-transform:uppercase;letter-spacing:.16em;
  color:var(--blue-d);margin-bottom:16px}
.tk-article h1,.tk-index h1{font-family:var(--f-d);font-weight:600;text-transform:uppercase;
  font-size:clamp(32px,5vw,50px);line-height:1.08;letter-spacing:-.005em;margin:0 0 18px;color:var(--coal)}
.tk-byline{font-size:14px;color:var(--steel);padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:32px}
.tk-byline strong{color:var(--coal);font-weight:600}

/* answer capsule */
.tk-capsule{background:var(--bone);border-left:4px solid var(--blue);padding:20px 24px;
  margin:0 0 36px;border-radius:0 8px 8px 0;font-size:19px;line-height:1.6;color:var(--coal)}

.tk-body h2{font-family:var(--f-d);font-weight:600;font-size:clamp(24px,3.2vw,31px);
  line-height:1.2;margin:50px 0 14px;color:var(--coal)}
.tk-body h3{font-size:20px;font-weight:700;margin:32px 0 10px;color:var(--coal)}
.tk-body p{margin:0 0 22px}
.tk-body a{color:var(--blue-d);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.tk-body a:hover{color:var(--coal)}
.tk-body ul,.tk-body ol{margin:0 0 24px;padding-left:24px}
.tk-body li{margin-bottom:10px}
.tk-body strong{font-weight:700;color:var(--coal)}
.tk-body blockquote{margin:30px 0;padding:6px 0 6px 22px;border-left:4px solid var(--ember);
  font-size:20px;color:var(--coal-2)}
.tk-body table{width:100%;border-collapse:collapse;margin:0 0 28px;font-size:16px;display:block;overflow-x:auto}
.tk-body th,.tk-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.tk-body th{background:var(--bone-2);font-weight:700;color:var(--coal)}
.tk-body img{max-width:100%;height:auto;border-radius:8px}
.tk-body code{font-family:var(--f-m);background:var(--bone);padding:2px 6px;border-radius:4px;font-size:15px}
.tk-midcta{margin:36px 0;padding:18px 22px;background:var(--bone);border-radius:10px;font-size:17px}
.tk-midcta a{color:var(--blue-d);font-weight:700}

/* closing CTA */
.tk-cta{margin:60px 0 0;background:var(--coal);color:var(--paper);padding:clamp(26px,4vw,42px);border-radius:14px}
.tk-cta h3{font-family:var(--f-d);font-weight:600;text-transform:uppercase;color:var(--paper);
  margin:0 0 12px;font-size:clamp(22px,3vw,30px);line-height:1.15}
.tk-cta p{margin:0 0 22px;color:var(--bone-2);font-size:17px}
.tk-cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.tk-cta-btn{display:inline-block;padding:13px 24px;border-radius:999px;text-decoration:none;
  font-size:15px;font-weight:600;background:var(--blue);color:#06101d;transition:background .2s ease}
.tk-cta-btn:hover{background:#6BB5FF}
.tk-cta-btn-alt{background:transparent;color:var(--paper);border:1px solid var(--line-d)}
.tk-cta-btn-alt:hover{background:rgba(245,242,236,.08)}

/* index cards */
.tk-index-lede{font-size:19px;color:var(--steel);margin:0 0 40px;max-width:62ch}
.tk-cards{display:grid;gap:14px}
.tk-card{display:block;text-decoration:none;color:inherit;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:24px 26px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.tk-card:hover{transform:translateY(-2px);border-color:var(--blue);box-shadow:0 10px 28px rgba(11,14,18,.10)}
.tk-card .tk-tag{font-family:var(--f-m);font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--blue-d);margin-bottom:8px}
.tk-card h2{font-family:var(--f-d);font-weight:600;font-size:23px;line-height:1.2;margin:0 0 8px;color:var(--coal)}
.tk-card p{margin:0 0 10px;font-size:16px}
.tk-card .tk-date{font-family:var(--f-m);font-size:12px;color:var(--steel)}

/* footer */
.tk-footer{background:var(--coal);color:var(--bone-2)}
.tk-footer-inner{max-width:1200px;margin:0 auto;padding:48px var(--gut) 28px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.tk-footer h4{font-family:var(--f-m);font-weight:500;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel-l);margin:0 0 12px}
.tk-footer p{margin:0;font-size:15px;line-height:1.6}
.tk-footer a{display:block;color:var(--paper);text-decoration:none;font-size:15px;margin-bottom:6px}
.tk-footer a:hover{color:var(--blue)}
.tk-footer-base{max-width:1200px;margin:0 auto;padding:18px var(--gut) 28px;border-top:1px solid var(--line-d);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--f-m);
  font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel-l)}

@media (max-width:760px){
  body{font-size:17px}
  .tk-nav-link{display:none}
  .tk-nav{gap:14px}
  .tk-logo-word small{display:none}
  .tk-capsule{font-size:17px;padding:16px 18px}
  .tk-footer-inner{grid-template-columns:1fr}
}
@media (max-width:420px){
  .tk-nav-tel{display:none}
  .tk-logo-word{font-size:13px}
}