/* MEGAMIST Heating Knowledge Hub — 2026-08-20 */
.mm-heat-article{--heat-ink:#08283a;--heat-muted:#5f7481;--heat-line:#d9e8ef;--heat-soft:#f5fafc;--heat-accent:#007da8;--heat-accent-soft:#e7f7fc;--heat-warm:#fff7ed;--heat-radius:24px;color:var(--heat-ink)}
.mm-heat-article *{box-sizing:border-box}.mm-heat-article .container{width:min(1180px,calc(100% - 40px));margin-inline:auto}.mm-heat-hero{padding:44px 0 24px}.mm-heat-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px;font-size:.88rem;color:var(--heat-muted)}.mm-heat-breadcrumb a{color:inherit;text-decoration:none}.mm-heat-breadcrumb a:hover{color:var(--heat-accent)}
.mm-heat-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(310px,.75fr);gap:28px;align-items:stretch}.mm-heat-hero-copy,.mm-heat-hero-media{border:1px solid var(--heat-line);border-radius:30px;overflow:hidden;background:#fff}.mm-heat-hero-copy{padding:clamp(28px,5vw,58px);background:linear-gradient(145deg,#fff 0%,#f8fcfe 62%,#edf8fb 100%)}.mm-heat-kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:15px;padding:7px 11px;border:1px solid #bce4f0;border-radius:999px;background:var(--heat-accent-soft);font-size:.76rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#006b91}.mm-heat-hero h1{margin:0;max-width:900px;font-size:clamp(2rem,4.4vw,4rem);line-height:1.04;letter-spacing:-.045em}.mm-heat-hero .mm-heat-deck{margin:18px 0 0;max-width:820px;font-size:clamp(1rem,1.4vw,1.18rem);line-height:1.75;color:#476472}.mm-heat-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:22px;color:var(--heat-muted);font-size:.88rem}.mm-heat-meta strong{color:var(--heat-ink)}.mm-heat-hero-media{position:relative;min-height:360px;background:#eff7fa}.mm-heat-hero-media img{width:100%;height:100%;min-height:360px;object-fit:cover;display:block}.mm-heat-hero-media:after{content:"MEGAMİST • SAHA REHBERİ";position:absolute;left:18px;bottom:18px;padding:8px 11px;border-radius:999px;background:rgba(4,31,46,.8);color:#fff;font-size:.7rem;font-weight:800;letter-spacing:.08em;backdrop-filter:blur(8px)}
.mm-heat-body{padding:18px 0 72px}.mm-heat-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:30px;align-items:start}.mm-heat-content{min-width:0}.mm-heat-section{margin:0 0 24px;padding:clamp(24px,4vw,38px);border:1px solid var(--heat-line);border-radius:var(--heat-radius);background:#fff;box-shadow:0 18px 46px rgba(19,70,91,.055)}.mm-heat-section h2{margin:0 0 14px;font-size:clamp(1.45rem,2.6vw,2.05rem);line-height:1.18;letter-spacing:-.025em}.mm-heat-section h3{margin:24px 0 9px;font-size:1.12rem}.mm-heat-section p,.mm-heat-section li{font-size:1rem;line-height:1.8;color:#405e6d}.mm-heat-section p:last-child{margin-bottom:0}.mm-heat-section ul,.mm-heat-section ol{padding-left:1.25rem}.mm-heat-section li+li{margin-top:8px}.mm-heat-answer{border-color:#b8dfec;background:linear-gradient(135deg,#effaff,#fff)}.mm-heat-answer strong.mm-heat-answer-label{display:block;margin-bottom:9px;color:#00769e;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}.mm-heat-answer p{margin:0;font-size:clamp(1.04rem,1.6vw,1.18rem);line-height:1.75;color:#173f52}.mm-heat-note{margin-top:18px;padding:16px 18px;border-left:4px solid #1592b9;border-radius:0 14px 14px 0;background:#f1f9fc;color:#365968;line-height:1.7}.mm-heat-warning{background:var(--heat-warm);border-color:#f3ddc3}.mm-heat-warning .mm-heat-answer-label{color:#9b5b13!important}
.mm-heat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}.mm-heat-card{padding:20px;border:1px solid var(--heat-line);border-radius:18px;background:var(--heat-soft)}.mm-heat-card h3{margin:0 0 7px;font-size:1rem}.mm-heat-card p{margin:0;font-size:.92rem;line-height:1.65}.mm-heat-number{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start;margin-top:16px}.mm-heat-number span{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#0a789e;color:#fff;font-weight:800}.mm-heat-number h3{margin:2px 0 5px}.mm-heat-number p{margin:0}.mm-heat-faq details{border-top:1px solid var(--heat-line);padding:17px 0}.mm-heat-faq details:first-of-type{border-top:0}.mm-heat-faq summary{cursor:pointer;font-weight:800;line-height:1.45}.mm-heat-faq details p{margin:11px 0 0}.mm-heat-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.mm-heat-links a{display:inline-flex;align-items:center;min-height:44px;padding:10px 14px;border:1px solid #b8deea;border-radius:13px;text-decoration:none;font-weight:750;color:#066c8f;background:#f3fbfd}.mm-heat-links a:hover{background:#e6f6fb;border-color:#88c9dd}.mm-heat-related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.mm-heat-related a{display:flex;flex-direction:column;justify-content:space-between;min-height:150px;padding:19px;border:1px solid var(--heat-line);border-radius:18px;text-decoration:none;background:#fff;color:var(--heat-ink)}.mm-heat-related a:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,68,89,.08)}.mm-heat-related small{color:#087ca3;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.mm-heat-related strong{margin-top:12px;line-height:1.35}.mm-heat-related span{margin-top:14px;color:var(--heat-muted);font-size:.84rem}.mm-heat-cta{background:linear-gradient(135deg,#06293a,#0b5068);color:#fff;border-color:transparent}.mm-heat-cta h2,.mm-heat-cta p{color:#fff}.mm-heat-cta p{opacity:.82}.mm-heat-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.mm-heat-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 17px;border-radius:13px;text-decoration:none;font-weight:800}.mm-heat-actions .primary{background:#fff;color:#063248}.mm-heat-actions .secondary{border:1px solid rgba(255,255,255,.28);color:#fff}.mm-heat-sidebar{position:sticky;top:108px}.mm-heat-sidecard{margin-bottom:16px;padding:22px;border:1px solid var(--heat-line);border-radius:20px;background:#fff}.mm-heat-sidecard strong{display:block;margin-bottom:10px}.mm-heat-sidecard p{margin:0;color:var(--heat-muted);font-size:.9rem;line-height:1.65}.mm-heat-sidecard a{display:block;margin-top:10px;color:#08779b;font-weight:750;text-decoration:none}.mm-heat-toc{list-style:none;padding:0;margin:0}.mm-heat-toc li+li{margin-top:8px}.mm-heat-toc a{display:block;margin:0;padding:7px 0;color:#476472;font-size:.88rem;font-weight:650}.mm-heat-author{display:flex;gap:13px;align-items:flex-start}.mm-heat-author-mark{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:14px;background:#e5f7fb;color:#08789e;font-weight:900}.mm-heat-trustline{padding:18px 0 4px;color:#607986;font-size:.86rem;line-height:1.7}
.mm-heating-hub-inline{margin:28px 0;padding:24px;border:1px solid #d8e8ee;border-radius:22px;background:linear-gradient(135deg,#f7fcfe,#fff)}.mm-heating-hub-inline__head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin-bottom:16px}.mm-heating-hub-inline__head h2{margin:0;font-size:1.35rem}.mm-heating-hub-inline__head p{margin:5px 0 0;color:#637985}.mm-heating-hub-inline__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.mm-heating-hub-inline__grid a{display:flex;align-items:center;min-height:76px;padding:14px;border:1px solid #dce9ee;border-radius:15px;background:#fff;text-decoration:none;color:#173b4d;font-weight:750;line-height:1.35}.mm-heating-hub-inline__grid a:hover{border-color:#9fd5e4;background:#f3fbfd}.mm-heating-hub-inline__all{white-space:nowrap;color:#05769d;text-decoration:none;font-weight:800}
@media(max-width:980px){.mm-heat-hero-grid{grid-template-columns:1fr}.mm-heat-hero-media{min-height:300px}.mm-heat-hero-media img{min-height:300px}.mm-heat-layout{grid-template-columns:1fr}.mm-heat-sidebar{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mm-heat-sidecard{margin:0}.mm-heating-hub-inline__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.mm-heat-article .container{width:min(100% - 24px,1180px)}.mm-heat-hero{padding-top:22px}.mm-heat-hero-copy{padding:25px 20px;border-radius:22px}.mm-heat-hero-media{min-height:240px;border-radius:22px}.mm-heat-hero-media img{min-height:240px}.mm-heat-section{padding:22px 18px;border-radius:20px}.mm-heat-grid,.mm-heat-related,.mm-heat-sidebar,.mm-heating-hub-inline__grid{grid-template-columns:1fr}.mm-heat-meta{gap:8px 12px}.mm-heat-actions{display:grid}.mm-heat-actions a{width:100%}.mm-heating-hub-inline{padding:19px 16px}.mm-heating-hub-inline__head{display:block}.mm-heating-hub-inline__all{display:inline-block;margin-top:10px}}
@media(prefers-reduced-motion:reduce){.mm-heat-related a{transition:none!important}}

/* MEGAMIST Heating Blog CTA contrast + responsive fix — 2026-08-20 CTA2
   Dedicated high-specificity rules prevent global heading/button styles from
   overriding the dark project CTA on the 25 new heating guides. */
.mm-heat-article .mm-heat-section.mm-heat-cta{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  background:linear-gradient(135deg,#062c40 0%,#0a536b 58%,#0b6f86 100%) !important;
  border:1px solid rgba(255,255,255,.10) !important;
  color:#fff !important;
  box-shadow:0 24px 58px rgba(4,42,60,.20);
}
.mm-heat-article .mm-heat-section.mm-heat-cta::before{
  content:"";
  position:absolute;
  z-index:-1;
  width:300px;
  height:300px;
  right:-115px;
  top:-165px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(105,224,246,.20) 0%,rgba(105,224,246,0) 72%);
  pointer-events:none;
}
.mm-heat-article .mm-heat-section.mm-heat-cta h2{
  color:#ffffff !important;
  opacity:1 !important;
  text-shadow:none !important;
}
.mm-heat-article .mm-heat-section.mm-heat-cta p{
  color:#d7edf4 !important;
  opacity:1 !important;
  max-width:780px;
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions{
  align-items:stretch;
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions a{
  min-height:50px;
  border-radius:14px;
  transition:transform .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,color .2s ease;
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions .primary{
  background:#ffffff !important;
  border:1px solid #ffffff !important;
  color:#073047 !important;
  box-shadow:0 10px 28px rgba(0,0,0,.12);
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions .primary:hover{
  background:#e9faff !important;
  border-color:#e9faff !important;
  color:#063047 !important;
  transform:translateY(-1px);
  box-shadow:0 14px 32px rgba(0,0,0,.16);
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions .secondary{
  background:rgba(255,255,255,.055) !important;
  border:1px solid rgba(218,244,251,.46) !important;
  color:#ffffff !important;
  box-shadow:none !important;
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions .secondary:hover{
  background:rgba(255,255,255,.13) !important;
  border-color:rgba(255,255,255,.78) !important;
  color:#ffffff !important;
  transform:translateY(-1px);
}
.mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions a:focus-visible{
  outline:3px solid #8be9ff !important;
  outline-offset:3px;
}
@media(max-width:680px){
  .mm-heat-article .mm-heat-section.mm-heat-cta{
    padding:24px 19px;
    border-radius:20px;
  }
  .mm-heat-article .mm-heat-section.mm-heat-cta h2{
    font-size:clamp(1.45rem,7vw,1.85rem);
  }
  .mm-heat-article .mm-heat-section.mm-heat-cta p{
    font-size:.96rem;
    line-height:1.7;
  }
  .mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions{
    gap:9px;
  }
  .mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions a{
    width:100%;
    min-height:50px;
    padding:12px 14px;
  }
}
@media(prefers-reduced-motion:reduce){
  .mm-heat-article .mm-heat-section.mm-heat-cta .mm-heat-actions a{
    transition:none !important;
  }
}