*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body.radiator-body {
  margin: 0;
  padding: 0;
  background-color: #ffffff;
  color: #0d1117;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.radiator-topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #181e24;
  color: #f4f6f8;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid #334155;
}

.radiator-topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.radiator-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: #ffffff;
  text-decoration: none;
}

.radiator-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.radiator-nav-link {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.825rem;
  font-weight: 500;
  color: #cbd5e1;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.radiator-nav-link:hover {
  color: #ff5722;
}

.radiator-gap {
  height: 6rem;
}

.fűtés-landing-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.fűtés-hero-container {
  position: relative;
  margin-bottom: 6rem;
  padding-top: 1rem;
}

.fűtés-layer-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.75rem, 6.5vw, 5.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: #0d1117;
  position: relative;
  z-index: 2;
  margin: 0 0 -2.5rem 0;
  max-width: 92%;
  word-break: break-word;
}

.fűtés-layer-panel {
  position: relative;
  z-index: 1;
  background-color: #f4f6f8;
  border: 2px solid #181e24;
  padding: 5.5rem 3rem 3.5rem 3rem;
}

.fűtés-intro-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.45;
  color: #181e24;
  letter-spacing: -0.02em;
  margin-top: 0;
  margin-bottom: 1.5rem;
}

.fűtés-body-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.05rem;
  line-height: 1.65;
  color: #4a5568;
  letter-spacing: -0.01em;
}

.villany-pitches {
  margin: 5rem 0;
  background-color: #181e24;
  color: #f4f6f8;
  padding: 3.5rem 3rem;
  border-left: 6px solid #ff5722;
}

.villany-pitches-wrap {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.villany-pitch-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #ff5722;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.villany-pitch-desc {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.975rem;
  line-height: 1.6;
  color: #cbd5e1;
  margin: 0;
}

.amper-section {
  margin-top: 6rem;
  margin-bottom: 6rem;
}

.amper-section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: #ff5722;
  margin-bottom: 2.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #181e24;
}

.amper-stream {
  display: flex;
  flex-direction: column;
  border-top: 2px solid #181e24;
}

.amper-row {
  padding: 3.5rem 0;
  border-bottom: 1px solid #cbd5e1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.amper-row-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0;
}

.amper-row-title-link {
  color: #0d1117;
  text-decoration: none;
}

.amper-row-title-link:hover {
  color: #ff5722;
}

.amper-row-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 780px;
}

.amper-row-date {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #ff5722;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.amper-row-desc {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.05rem;
  line-height: 1.55;
  color: #4a5568;
  margin: 0;
  letter-spacing: -0.01em;
}

.kaloria-article-container {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem 1.5rem;
}

.kaloria-article-header {
  margin-bottom: 3.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid #181e24;
}

.kaloria-article-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: #0d1117;
  margin-top: 0;
  margin-bottom: 1.25rem;
}

.kaloria-article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  color: #4a5568;
}

.kaloria-article-date {
  color: #ff5722;
  font-weight: 700;
}

.kaloria-article-sec {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: #f4f6f8;
  padding: 0.2rem 0.6rem;
  border: 1px solid #cbd5e1;
}

.kaloria-article-lead {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.25rem;
  line-height: 1.5;
  color: #181e24;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin: 0;
}

.kaloria-article-body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: #181e24;
}

.kaloria-article-body p {
  margin-top: 0;
  margin-bottom: 1.75rem;
}

.kaloria-article-body h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #0d1117;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.kaloria-article-body h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #0d1117;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.kaloria-article-body ul,
.kaloria-article-body ol {
  margin-top: 0;
  margin-bottom: 1.75rem;
  padding-left: 1.5rem;
}

.kaloria-article-body li {
  margin-bottom: 0.5rem;
}

.kaloria-article-body blockquote {
  border-left: 4px solid #ff5722;
  margin: 2rem 0;
  padding: 0.75rem 0 0.75rem 1.5rem;
  font-style: italic;
  color: #4a5568;
  background-color: #f4f6f8;
}

.kaloria-article-body a {
  color: #ff5722;
  text-decoration: underline;
}

.hoategy-list-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem 1.5rem;
}

.hoategy-list-header {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid #181e24;
}

.hoategy-list-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  color: #0d1117;
  margin: 0 0 1rem 0;
}

.hoategy-list-description {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.2rem;
  color: #4a5568;
  max-width: 700px;
  line-height: 1.55;
  margin: 0;
}

.szobahő-footer {
  background-color: #181e24;
  color: #cbd5e1;
  padding: 4.5rem 1.5rem 3.5rem 1.5rem;
  margin-top: 6rem;
  border-top: 3px solid #ff5722;
}

.szobahő-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.szobahő-footer-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.025em;
}

.szobahő-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.szobahő-footer-link {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  color: #cbd5e1;
  text-decoration: none;
}

.szobahő-footer-link:hover {
  color: #ff5722;
}

.szobahő-footer-copy {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.8rem;
  color: #64748b;
  border-top: 1px solid #334155;
  padding-top: 1.75rem;
}

@media (min-width: 768px) {
  .villany-pitches-wrap {
    flex-direction: row;
  }
  .villany-pitch-box {
    flex: 1;
  }
}

@media (max-width: 640px) {
  .fűtés-layer-panel {
    padding: 4.5rem 1.5rem 2rem 1.5rem;
  }
  .fűtés-layer-heading {
    max-width: 100%;
  }
  .villany-pitches {
    padding: 2.5rem 1.5rem;
  }
}