/* ------------------------------------------------------------------
   TOM — Blog stylesheet
   Loaded after styles.css. Reuses tokens, typography and components
   from the main design system (paper/ink, Rokkitt, Plex Mono, plates,
   consoles, eyebrows).
------------------------------------------------------------------- */

/* ---------- Blog index ---------- */
.blog-hero{padding:4.5rem 0 2.5rem}
.blog-hero .display-1{max-width:18em}
.blog-hero .lead{font-size:clamp(1.08rem,1.5vw,1.24rem);line-height:1.6;margin:1.4rem 0 0;max-width:38em}
.blog-hero-meta{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);margin:1.8rem 0 0}

.breadcrumbs{margin:0 0 1.6rem}
.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0;padding:0;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
.breadcrumbs li{display:inline-flex;align-items:center;gap:10px}
.breadcrumbs li+li::before{content:"/";color:var(--stamp)}
.breadcrumbs a{color:var(--ink-2);text-decoration:none}
.breadcrumbs a:hover{color:var(--ink)}
.breadcrumbs [aria-current]{color:var(--green-ink)}

.post-featured{margin-top:1rem}
.post-card{
  display:grid;grid-template-columns:96px 1fr;gap:26px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:10px;
  padding:30px 32px;text-decoration:none;
  transition:transform .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-3px);border-color:var(--ink-2)}
.post-card-idx{
  font-family:Rokkitt,serif;font-weight:800;font-size:3.2rem;line-height:1;
  color:var(--ink-2);letter-spacing:-.02em;
}
.post-card:hover .post-card-idx{color:var(--green)}
.post-card-body h3{
  font-family:Rokkitt,serif;font-weight:700;font-size:clamp(1.5rem,2.4vw,2rem);
  line-height:1.15;margin:.55rem 0 .6rem;color:var(--ink);
}
.post-card-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--green-ink)}
.post-card-body p{margin:0;color:var(--ink-2);font-size:.98rem;line-height:1.65;max-width:62ch}
.post-card-cta{
  display:inline-flex;align-items:center;gap:9px;margin-top:1.1rem;
  font-weight:600;font-size:.94rem;color:var(--ink);
}
.post-card-cta svg{transition:transform .2s ease}
.post-card:hover .post-card-cta svg{transform:translateX(4px)}

.blog-topics{margin-top:4.5rem}
.blog-topics .section-head{margin-bottom:2.4rem}
.blog-topic h3{font-size:1.3rem}
.blog-topic p{font-size:.94rem}

.blog-note{
  margin:3.2rem 0 0;padding:20px 26px;border:1px solid var(--line);border-left:3px solid var(--green);
  border-radius:var(--r);background:var(--green-soft);max-width:760px;
}
.blog-note p{margin:0;font-size:.98rem;line-height:1.6}
.blog-note strong{font-weight:600}

/* ---------- Shared blog header tweaks ---------- */
.blog-header .nav>a[aria-current]{color:var(--ink);font-weight:600}

/* ---------- Article ---------- */
.article-head{padding:3.4rem 0 0}
.article-head .display-1{font-size:clamp(2.2rem,4.4vw,3.5rem);max-width:22em}
.article-meta{
  display:flex;flex-wrap:wrap;gap:8px 22px;margin:1.7rem 0 0;
  font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-2);
}
.article-meta .dot{color:var(--stamp)}
.article-lead{font-size:clamp(1.08rem,1.5vw,1.26rem);line-height:1.65;color:var(--ink-2);margin:1.6rem 0 0;max-width:40em}
.article-disclaimer{
  margin:2rem 0 0;padding:14px 18px;border:1px dashed var(--line);border-radius:var(--r);
  font-size:.8rem;line-height:1.6;color:var(--ink-2);max-width:760px;
}
.article-disclaimer strong{color:var(--ink)}

.article-layout{
  display:grid;grid-template-columns:250px minmax(0,1fr);gap:clamp(34px,5vw,72px);
  margin-top:3.4rem;
}
.toc{position:sticky;top:96px;font-size:.86rem}
.toc-title{font-family:"IBM Plex Mono",monospace;font-size:.64rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--green-ink);margin:0 0 .9rem}
.toc ol{list-style:none;margin:0;padding:0;display:grid;gap:2px;border-left:1px solid var(--line)}
.toc a{
  display:block;padding:5px 0 5px 14px;margin-left:-1px;border-left:2px solid transparent;
  color:var(--ink-2);text-decoration:none;line-height:1.4;font-size:.84rem;
  transition:color .2s ease,border-color .2s ease;
}
.toc a:hover{color:var(--ink);border-left-color:var(--ink-2)}
.toc .toc-num{font-family:"IBM Plex Mono",monospace;font-size:.66rem;color:var(--ink-2);margin-right:7px}
.toc-mobile{display:none;margin:2rem 0 0;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
.toc-mobile summary{
  cursor:pointer;padding:15px 18px;font-family:"IBM Plex Mono",monospace;
  font-size:.68rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--green-ink);
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{
  content:"+";font-weight:400;font-size:1.15rem;line-height:1;color:var(--green-ink);
  transition:transform .2s ease;
}
.toc-mobile[open] summary::after{content:"–"}
.toc-mobile .toc{display:block;position:static;margin:0 18px 16px}
.toc-mobile .toc ol{border-left:0}

.article-body{max-width:none;min-width:0}
.article-body>p{color:var(--ink-2);font-size:1.01rem;line-height:1.78;margin:0 0 1.05rem;max-width:68ch}
.article-body>p.lead, .article-body p.lead{font-size:1.12rem;color:var(--ink);line-height:1.7}
.article-body strong{color:var(--ink)}
.article-body a{color:var(--green-ink);text-decoration:underline;text-underline-offset:2px}
.article-body a:hover{color:var(--green)}
.article-body h2{
  font-family:Rokkitt,serif;font-weight:700;font-size:clamp(1.6rem,2.5vw,2.05rem);line-height:1.2;
  margin:4.2rem 0 .4rem;padding-top:2.4rem;border-top:1px solid var(--line);color:var(--ink);scroll-margin-top:96px;
}
.article-body h2:first-of-type{margin-top:2.6rem;padding-top:0;border-top:0}
.article-body h3{
  font-family:"Instrument Sans",sans-serif;font-weight:600;font-size:1.08rem;
  margin:2.3rem 0 .7rem;color:var(--ink);scroll-margin-top:96px;
}
.article-body ul,.article-body ol{margin:0 0 1.2rem;padding-left:1.35rem;display:grid;gap:.5rem;color:var(--ink-2)}
.article-body li{font-size:.99rem;line-height:1.7;max-width:64ch}
.article-body li strong{color:var(--ink)}
.article-body blockquote{
  margin:1.6rem 0;padding:18px 24px;border-left:3px solid var(--green);
  background:var(--green-soft);border-radius:0 var(--r) var(--r) 0;max-width:64ch;
}
.article-body blockquote p{margin:0;color:var(--ink);font-size:.99rem;line-height:1.7}

.def-box{
  margin:1.6rem 0 2rem;padding:26px 28px;background:var(--card);
  border:1px solid var(--line);border-radius:10px;max-width:760px;
}
.def-box .mono{font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:var(--green-ink);margin:0 0 .7rem}
.def-box p{margin:0;color:var(--ink-2);font-size:1rem;line-height:1.72}
.def-box p+p{margin-top:.8rem}
.def-box strong{color:var(--ink)}

/* ---------- Framework sections ---------- */
.fw-block{margin-top:1rem}
.fw-block .eyebrow{margin-bottom:.7rem}
.fw-title{margin-top:0 !important;border-top:0 !important;padding-top:0 !important}
.fw-lede{font-size:1.06rem !important;color:var(--ink) !important;line-height:1.7 !important;max-width:64ch !important}
.fw-facts{
  list-style:none;margin:1.5rem 0 0 !important;padding:0 !important;
  display:grid !important;grid-template-columns:repeat(4,minmax(0,1fr));gap:0 !important;
  border-top:2px solid var(--ink);
}
.fw-facts li{display:grid;gap:5px;padding:13px 16px 13px 0;border-bottom:0;max-width:none}
.fw-facts .mono{font-size:.6rem;letter-spacing:.15em;color:var(--green-ink)}
.fw-facts strong{font-size:.86rem;font-weight:600;line-height:1.45;color:var(--ink)}

.fw-steps{list-style:none !important;margin:0 0 1.4rem !important;padding:0 !important;counter-reset:fwstep;display:grid !important;gap:0 !important}
.fw-steps li{
  position:relative;display:block;max-width:none;
  padding:13px 0 13px 62px;border-bottom:1px dashed var(--line);
}
.fw-steps li:last-child{border-bottom:0}
.fw-steps li::before{
  counter-increment:fwstep;content:counter(fwstep,decimal-leading-zero);
  position:absolute;left:0;top:14px;width:40px;padding:3px 0;text-align:center;
  font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--ink-2);
  border:1px solid var(--line);border-radius:4px;
}

.split{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:1.8rem 0 0}
.split-col{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px 22px}
.split-col h3{
  font-family:"IBM Plex Mono",monospace !important;font-size:.64rem !important;font-weight:600 !important;
  letter-spacing:.15em;text-transform:uppercase;color:var(--green-ink);margin:0 0 .7rem !important;
}
.split-col ul{margin:0 !important;padding-left:1.15rem;display:grid;gap:.4rem}
.split-col li{font-size:.9rem;line-height:1.6}
.split-col.warn h3{color:var(--red)}
.split-col.warn{background:transparent}

/* Email example — console style, consistent with the landing page */
.mail-block{position:relative;background:var(--console-bg);color:var(--console-ink);border-radius:10px;box-shadow:var(--shadow);margin:1.8rem 0 0;overflow:hidden;max-width:760px}
.mail-bar{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 22px;border-bottom:1px solid var(--console-line);
  font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--console-ink-2);
}
.mail-bar .tom-tag{color:var(--console-green)}
.mail-subject{
  margin:0;padding:17px 22px 0;font-family:"IBM Plex Mono",monospace;
  font-size:.82rem;font-weight:600;line-height:1.6;color:var(--console-ink);
}
.mail-body{
  margin:0;padding:12px 22px 22px;font-family:"IBM Plex Mono",monospace;
  font-size:.8rem;line-height:1.85;color:var(--console-ink);white-space:normal;
}
.mail-body b,.mail-body strong{color:#fff;font-weight:600}
.mail-foot{
  padding:11px 22px;border-top:1px dashed var(--console-line);
  font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.13em;color:var(--console-ink-2);
}

.tom-note{
  display:grid;gap:7px;margin:1.6rem 0 0;padding:18px 22px;
  background:var(--green-soft);border:1px solid var(--line);border-left:3px solid var(--green);
  border-radius:var(--r);max-width:760px;
}
.tom-note .mono{font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;color:var(--green-ink);margin:0}
.tom-note p{margin:0;font-size:.95rem;line-height:1.65;color:var(--ink)}

/* ---------- Comparison table ---------- */
.table-scroll{overflow-x:auto;max-width:100%;margin:1.6rem 0 0;border:1px solid var(--line);border-radius:8px;background:var(--card)}
.compare{width:100%;min-width:720px;border-collapse:collapse;font-size:.88rem}
.compare th{
  text-align:left;font-family:"IBM Plex Mono",monospace;font-weight:600;
  font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--green-ink);
  padding:15px 18px;border-bottom:1px solid var(--line);vertical-align:bottom;background:var(--paper-2);
}
.compare td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink-2);line-height:1.5;vertical-align:top}
.compare tr:last-child td{border-bottom:0}
.compare td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}
.compare td:first-child a{color:inherit;text-decoration:none}
.compare td:first-child a:hover{color:var(--green-ink);text-decoration:underline}

/* ---------- Decision guide ---------- */
.decision-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:1.6rem 0 0}
.decision-card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px 22px}
.decision-card .mono{font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;color:var(--green-ink);display:block;margin-bottom:.5rem}
.decision-card p{margin:0;font-size:.94rem;line-height:1.65;color:var(--ink-2)}
.decision-card p strong{color:var(--ink)}

/* ---------- Article CTA + FAQ ---------- */
.article-cta{
  margin:4rem 0 0;background:var(--console-bg);color:var(--console-ink);
  border-radius:10px;padding:40px 42px;box-shadow:var(--shadow);
}
.article-cta .eyebrow{color:var(--console-green)}
.article-cta h2{font-family:Rokkitt,serif;font-weight:700;font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.2;margin:.4rem 0 .8rem;color:var(--console-ink)}
.article-cta p{color:var(--console-ink-2);margin:0 0 1.6rem;max-width:56ch;line-height:1.7}
.article-cta .btn-invert{background:var(--console-ink);color:var(--console-bg)}
.article-cta .btn-invert:hover{background:var(--console-green);color:#10241a}
.article-faq{margin-top:4rem}

.article-foot-note{
  margin:2.4rem 0 0;padding-top:1.6rem;border-top:1px solid var(--line);
  font-size:.82rem;line-height:1.7;color:var(--ink-2);max-width:68ch;
}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .article-layout{grid-template-columns:1fr;gap:0}
  aside .toc{display:none}
  .toc-mobile{display:block}
  .fw-facts{grid-template-columns:1fr 1fr !important}
  .split{grid-template-columns:1fr}
  .decision-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .blog-hero{padding:3rem 0 1.6rem}
  .post-card{grid-template-columns:1fr;gap:14px;padding:24px 22px}
  .post-card-idx{font-size:2.4rem}
  .article-cta{padding:30px 24px}
  .mail-subject,.mail-body{font-size:.76rem}
  .article-meta{font-size:.62rem}
}