/* Heinoux Journal — shared blog styles, NexBDM-aligned tokens */

:root {
  --shell: #0B1628;
  --surface: #0F172A;
  --ink: #050810;
  --cyan: #22D3EE;
  --emerald: #34D399;
  --white: #FFFFFF;
  --slate-300: #CBD5E1;
  --slate-500: #64748B;
  --edge: clamp(20px, 4vw, 64px);
  --f-display: "Syne", "Poppins", "Montserrat", "Segoe UI", Arial, sans-serif;
  --f-body: "DM Sans", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--shell);
  color: var(--white);
  font-family: var(--f-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; display: block; border-radius: 6px; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
::selection { background: var(--cyan); color: var(--ink); }

/* Top rail */
.rail-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(16px, 2.4vw, 32px) var(--edge);
}
.wordmark-heinoux {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.14em;
  color: var(--white);
  text-decoration: none;
}
.wordmark-heinoux:hover { text-decoration: none; }
.mark-dot {
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.35);
}
.rail-right { display: inline-flex; align-items: center; gap: 28px; }
.rail-link {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate-300);
}
.nexbdm-logo { height: 26px; width: auto; display: block; border-radius: 0; }

/* Layout */
.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(32px, 6vh, 72px) var(--edge) 64px;
}
.wrap-wide { max-width: 1080px; }

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 16px;
}
h1 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(34px, 5vw, 56px);
  letter-spacing: -0.02em;
  line-height: 1.06;
  margin: 0 0 18px;
}
.lede {
  font-size: clamp(17px, 1.6vw, 21px);
  color: var(--slate-300);
  margin: 0 0 10px;
}
.byline {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--slate-500);
  margin: 0 0 36px;
}

article h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 44px 0 14px;
}
article h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 20px;
  margin: 32px 0 10px;
}
article p { color: var(--slate-300); margin: 0 0 18px; }
article strong { color: var(--white); }
article ul, article ol { color: var(--slate-300); padding-left: 24px; margin: 0 0 18px; }
article li { margin-bottom: 8px; }

article table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 22px;
  font-size: 15px;
}
article th, article td {
  text-align: left;
  padding: 10px 14px;
  border: 1px solid rgba(203, 213, 225, 0.15);
  color: var(--slate-300);
}
article th {
  font-family: var(--f-display);
  font-weight: 700;
  color: var(--white);
  background: var(--surface);
}

.callout {
  background: var(--surface);
  border-left: 3px solid var(--cyan);
  border-radius: 4px;
  padding: 18px 22px;
  margin: 0 0 22px;
}
.callout p { margin: 0; }

/* FAQ */
.faq { margin: 24px 0 8px; }
.faq h3 { margin-top: 24px; }

/* Post cards on index */
.post-grid { display: grid; gap: 20px; margin-top: 40px; }
.post-card {
  display: block;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 28px 30px;
  color: inherit;
  text-decoration: none;
  transition: transform 400ms cubic-bezier(0.2, 0.7, 0.2, 1), border-color 300ms;
}
.post-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.5);
  text-decoration: none;
}
.post-card .meta {
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 10px;
}
.post-card h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0 0 10px;
  color: var(--white);
}
.post-card p { color: var(--slate-300); margin: 0; font-size: 15.5px; }

/* CTA */
.cta-box {
  background: var(--surface);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 6px;
  padding: 30px 32px;
  margin: 44px 0 8px;
}
.cta-box h2 { margin: 0 0 10px; }
.cta-box p { margin: 0 0 18px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  background: var(--cyan);
  color: var(--ink);
  text-decoration: none;
}
.btn:hover { background: var(--white); text-decoration: none; }
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  margin-left: 10px;
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); background: transparent; }

/* Footer */
.foot {
  border-top: 1px solid rgba(203, 213, 225, 0.12);
  margin-top: 56px;
  padding-top: 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate-500);
}
.foot a { color: var(--slate-300); }