/* ============================================================
   EECG — Single article page
   ============================================================ */
.eecg-art {
  --ink: #1a1a1a;
  --muted: #5f5f5f;
  --line: rgba(26, 26, 26, 0.12);
  --ember: #e85d3a;
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: #fff;
}
.eecg-art * { box-sizing: border-box; }

/* top bar */
.eecg-art__bar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem clamp(1rem, 4vw, 3rem);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.eecg-art__brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600; letter-spacing: -0.01em;
  font-size: 0.95rem; color: var(--ink); text-decoration: none;
}
.eecg-art__brand span { color: var(--ember); }
.eecg-art__nav { display: flex; gap: 1.2rem; }
.eecg-art__nav a {
  font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted); text-decoration: none; transition: color .2s ease;
}
.eecg-art__nav a:hover { color: var(--ember); }

/* hero */
.eecg-art__hero {
  position: relative; overflow: hidden;
  padding: clamp(2.6rem, 7vw, 5rem) clamp(1.15rem, 5vw, 4rem) clamp(1.8rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}
.eecg-art__hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(90deg, rgba(232, 93, 58, 0.13) 1px, transparent 1px),
    linear-gradient(rgba(232, 93, 58, 0.13) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(120% 100% at 20% 0%, #000 20%, transparent 95%);
  pointer-events: none;
}
.eecg-art__inner { position: relative; max-width: 820px; margin: 0 auto; }
.eecg-art__k {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--ember);
  display: inline-flex; align-items: center; gap: 0.6rem; margin: 0 0 1rem;
}
.eecg-art__k::before { content: ""; width: 26px; height: 1px; background: var(--ember); }
.eecg-art__h1 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 500;
  font-size: clamp(1.85rem, 4.6vw, 3rem); line-height: 1.05;
  letter-spacing: -0.03em; margin: 0 0 1rem;
}
.eecg-art__lead { color: var(--muted); font-size: 1.05rem; line-height: 1.65; margin: 0 0 1.4rem; }
.eecg-art__meta {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.2rem;
  font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); border-top: 1px solid var(--line); padding-top: 1rem;
}

/* body */
.eecg-art__body {
  max-width: 820px; margin: 0 auto;
  padding: clamp(2rem, 5vw, 3.5rem) clamp(1.15rem, 5vw, 4rem) clamp(3rem, 6vw, 4.5rem);
}
.eecg-art__body h2 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 500;
  font-size: clamp(1.25rem, 2.6vw, 1.7rem); letter-spacing: -0.02em;
  margin: 2.4rem 0 0.9rem; padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}
.eecg-art__body h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.eecg-art__body h3 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 600;
  font-size: 1.02rem; margin: 1.5rem 0 0.5rem;
}
.eecg-art__body p { color: var(--muted); line-height: 1.75; margin: 0 0 1rem; }
.eecg-art__body strong { color: var(--ink); }
.eecg-art__body ul, .eecg-art__body ol { color: var(--muted); line-height: 1.7; padding-left: 1.1rem; margin: 0 0 1.2rem; }
.eecg-art__body li { margin-bottom: 0.35rem; }
.eecg-art__body li::marker { color: var(--ember); }

/* comparison tables */
.eecg-art__body table {
  width: 100%; border-collapse: collapse; margin: 0 0 1.6rem;
  font-size: 0.9rem; border: 1px solid var(--line);
}
.eecg-art__body thead th, .eecg-art__body tr:first-child th {
  background: rgba(232, 93, 58, 0.07);
}
.eecg-art__body th {
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; color: var(--ink);
  text-align: left; padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  letter-spacing: -0.01em;
}
.eecg-art__body td {
  padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  color: var(--muted); vertical-align: top;
}
.eecg-art__body tr:hover td { background: rgba(0, 0, 0, 0.015); }
@media (max-width: 600px) {
  .eecg-art__body table { display: block; overflow-x: auto; white-space: nowrap; }
}



.eecg-art__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 1.4rem; }
.eecg-art__chips span {
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--line); padding: 0.35rem 0.65rem; color: var(--muted);
}

.eecg-art__cta {
  margin-top: 2.6rem; padding: 1.6rem;
  border: 1px solid var(--line); background: #fafafa;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
}
.eecg-art__cta p { margin: 0; max-width: 46ch; }
.eecg-art__btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--ember); color: #fff; text-decoration: none;
  font-family: 'Space Grotesk', sans-serif; font-size: 0.85rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.8rem 1.2rem; transition: transform .25s ease, background .25s ease;
}
.eecg-art__btn:hover { background: #d24d2c; transform: translateX(3px); color: #fff; }

.eecg-art__more { border-top: 1px solid var(--line); padding-top: 1.6rem; margin-top: 2.6rem; }
.eecg-art__more h4 {
  font-family: 'Space Grotesk', sans-serif; font-size: 0.75rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--ember); margin: 0 0 1rem;
}
.eecg-art__more a {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.85rem 0; border-bottom: 1px solid var(--line);
  color: var(--ink); text-decoration: none; font-size: 0.95rem;
  transition: padding-left .25s ease, color .25s ease;
}
.eecg-art__more a:hover { padding-left: 0.5rem; color: var(--ember); }
.eecg-art__more a span { color: var(--muted); font-size: 0.8rem; }

@media (max-width: 600px) {
  .eecg-art__nav a:not(:last-child) { display: none; }
}