/* Trading Opinion — one stylesheet for the whole site.
   Editorial op-ed aesthetic: paper, ink, serif, oxblood accent, newspaper rules. */

:root {
  --paper: #faf7f1;
  --paper-raised: #ffffff;
  --ink: #1c1917;
  --ink-soft: #6b625a;
  --accent: #8f2d2d;
  --accent-soft: #b45050;
  --rule: #d9d2c7;
  --rule-strong: #1c1917;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #191614;
    --paper-raised: #211d1a;
    --ink: #ece5da;
    --ink-soft: #a89e91;
    --accent: #d47b6a;
    --accent-soft: #b45f50;
    --rule: #38322c;
    --rule-strong: #ece5da;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Charter, "Bitstream Charter", "Iowan Old Style", Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.65;
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1.35rem;
}

a { color: var(--accent); }

/* ---- Masthead ---- */

header.masthead {
  padding: 2.4rem 0 0;
  text-align: center;
}

.masthead .hairline {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 0 0 1.6rem;
}

.site-name {
  font-style: italic;
  font-weight: 700;
  font-size: clamp(2.1rem, 6vw, 3rem);
  letter-spacing: -0.015em;
  line-height: 1.1;
  margin: 0;
}

.site-name a {
  color: var(--ink);
  text-decoration: none;
}

.site-name a:hover { color: var(--accent); }

.tagline {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--ink-soft);
  margin: 0.55rem 0 1.35rem;
}

nav.site-nav {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.7rem 0;
  border-top: 4px double var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
}

nav.site-nav a {
  color: var(--ink);
  text-decoration: none;
  margin: 0 1.1rem;
}

nav.site-nav a:hover,
nav.site-nav a[aria-current="page"] { color: var(--accent); }

/* ---- Main ---- */

main { padding: 2.8rem 0 4.5rem; }

h1 {
  font-size: 1.9rem;
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 0 0 0.9rem;
}

h2 {
  font-size: 1.35rem;
  line-height: 1.3;
  margin: 2.4rem 0 0.8rem;
}

h3 { font-size: 1.1rem; margin: 1.8rem 0 0.5rem; }

p { margin: 0 0 1.15rem; }

.lead {
  font-size: 1.08rem;
  font-style: italic;
  color: var(--ink-soft);
  margin-bottom: 2.4rem;
}

.section-label {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--accent);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.5rem;
  margin: 0 0 0.4rem;
}

/* ---- Post list ---- */

.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-list li {
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--rule);
}

.post-list .post-meta {
  display: block;
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
  margin-bottom: 0.35rem;
}

.post-list .post-meta .kicker { color: var(--accent); }

.post-list .post-title {
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  text-decoration: none;
}

.post-list .post-title:hover {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.post-list .post-desc {
  margin: 0.4rem 0 0;
  color: var(--ink-soft);
  font-size: 0.97rem;
}

.empty-note {
  font-style: italic;
  color: var(--ink-soft);
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--rule);
}

.archive-link {
  display: inline-block;
  margin-top: 1.6rem;
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  text-decoration: none;
}

.archive-link:hover { text-decoration: underline; }

/* ---- Article pages ---- */

article .post-kicker {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--accent);
  margin: 0 0 0.6rem;
}

article .post-date {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
  margin: 0 0 2.1rem;
  padding-bottom: 1.3rem;
  border-bottom: 1px solid var(--rule);
}

/* Opinion-column drop cap on the opening paragraph */
article .dropcap::first-letter {
  float: left;
  font-size: 3.4em;
  line-height: 0.82;
  padding: 0.06em 0.12em 0 0;
  font-weight: 700;
  color: var(--accent);
}

article blockquote {
  margin: 1.6rem 0;
  padding: 0.2rem 0 0.2rem 1.15rem;
  border-left: 3px solid var(--accent);
  font-style: italic;
  font-size: 1.06rem;
  color: var(--ink-soft);
}

article img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--rule);
}

article figure { margin: 1.5rem 0; }

article figcaption {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin-top: 0.5rem;
  text-align: center;
}

article ul, article ol { margin: 0 0 1.15rem; padding-left: 1.5rem; }

article table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.3rem;
  font-size: 0.95rem;
}

article th, article td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--rule);
}

article th {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* End-of-column mark, the classic ■ */
article .endmark::after {
  content: " \25A0";
  color: var(--accent);
  font-size: 0.75em;
}

/* ---- Footer ---- */

footer.site {
  border-top: 4px double var(--rule-strong);
  padding: 1.5rem 0 2.6rem;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

footer.site a { color: var(--ink-soft); }
footer.site a:hover { color: var(--accent); }

footer.site .footer-rule {
  font-family: Seravek, "Gill Sans Nova", "Gill Sans", Calibri, "Trebuchet MS", sans-serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.6rem;
}

@media (max-width: 560px) {
  nav.site-nav a { margin: 0 0.55rem; }
  main { padding-top: 2.1rem; }
}