/* ==========================================================================
   One Percent Better Press — shared stylesheet
   Dark editorial theme. No light-mode flash: background is set immediately,
   color-scheme is forced dark so user-agent chrome (scrollbars, form
   controls) matches rather than flashing light before CSS paints.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;500;600;700&family=Public+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  color-scheme: dark;

  --bg: #12151a;          /* primary background — near-black charcoal */
  --bg-raised: #191e26;   /* secondary sections — muted slate/blue-gray */
  --bg-card: #1e2530;     /* card surfaces */
  --line: #2a323e;
  --line-strong: #3b4552;

  --text: #d9dce2;        /* soft light gray body text, not glaring white */
  --text-soft: #a3abb7;
  --text-faint: #707a88;

  --accent: #c1934f;      /* muted gold/copper */
  --accent-strong: #d9ac6c;
  --accent-ink: #26190a;  /* text-on-accent */

  --focus: #6f9bc7;       /* restrained blue, used only for focus rings */

  --radius: 3px;
  --maxw: 1120px;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', Georgia, serif;
  text-wrap: balance;
  color: var(--text);
  margin: 0;
  font-weight: 600;
}

p { color: var(--text-soft); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* ---------------------------------- Buttons ---------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  background: transparent;
  color: var(--text);
}
.btn:hover { border-color: var(--accent); color: var(--accent-strong); }
.btn.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}
.btn.btn-primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); color: var(--accent-ink); }

/* ---------------------------------- Header / nav ---------------------------------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 40;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  padding-bottom: 18px;
}
.brand {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-size: 1.2rem;
  text-decoration: none;
  color: var(--text);
  white-space: nowrap;
}
.brand .mark { color: var(--accent); font-style: italic; font-weight: 400; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}
.main-nav a {
  text-decoration: none;
  color: var(--text-soft);
}
.main-nav a:hover,
.main-nav a[aria-current="page"] { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  padding: 8px 10px;
  cursor: pointer;
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }
  .main-nav ul {
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 6px 24px 18px;
    display: none;
  }
  .main-nav ul.is-open { display: flex; }
  .main-nav ul li { border-top: 1px solid var(--line); }
  .main-nav ul li a { display: block; padding: 14px 0; }
  .main-nav .btn { display: none; }
}

/* ---------------------------------- Hero ---------------------------------- */
.hero {
  padding: 88px 0 64px;
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  line-height: 1.12;
  max-width: 16ch;
}
.hero .lede {
  margin-top: 22px;
  max-width: 54ch;
  font-size: 1.08rem;
}
.hero .cta-row {
  margin-top: 32px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------------------------------- Section shell ---------------------------------- */
.section {
  padding: 68px 0;
  border-bottom: 1px solid var(--line);
}
.section.raised { background: var(--bg-raised); }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.section-head h2 { font-size: 1.7rem; }
.section-head .lede { color: var(--text-soft); max-width: 58ch; margin-top: 10px; }

/* ---------------------------------- Topic / pillar grid ---------------------------------- */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.pillar {
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
}
.pillar h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.pillar p { font-size: 0.92rem; margin: 0; }

/* ---------------------------------- Book cards ---------------------------------- */
.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.book-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.book-card .cover {
  aspect-ratio: 3 / 4;
  background:
    linear-gradient(160deg, var(--bg-raised), var(--bg-card));
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}
.book-card .cover span {
  font-family: 'Fraunces', serif;
  font-style: italic;
  color: var(--text-faint);
  font-size: 0.85rem;
}
.book-card .body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.book-card h3 { font-size: 1.25rem; }
.book-card .subtitle { font-size: 0.9rem; color: var(--text-faint); font-style: italic; margin-top: -4px; }
.book-card .desc { font-size: 0.92rem; margin: 0; flex: 1; }
.status-tag {
  align-self: flex-start;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text-soft);
}
.status-tag.status-development { color: var(--accent-strong); border-color: var(--accent); }
.book-card .learn-more {
  margin-top: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--accent);
}
.book-card .learn-more:hover { color: var(--accent-strong); }

/* ---------------------------------- Article cards ---------------------------------- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.article-card {
  border-top: 1px solid var(--line-strong);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.article-card .date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.article-card h3 { font-size: 1.15rem; }
.article-card h3 a { text-decoration: none; }
.article-card h3 a:hover { color: var(--accent-strong); }
.article-card p { font-size: 0.92rem; margin: 0; }
.article-card .read-more {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem;
  color: var(--accent);
  text-decoration: none;
}

/* ---------------------------------- Signup / forms ---------------------------------- */
.signup-panel {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: center;
}
@media (max-width: 720px) { .signup-panel { grid-template-columns: 1fr; padding: 28px; } }
.signup-panel h2 { font-size: 1.5rem; }
.signup-panel .lede { margin-top: 10px; font-size: 0.96rem; }

form.stack { display: flex; flex-direction: column; gap: 14px; }
form.row { display: flex; gap: 0; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; }
label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
input, textarea {
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  font-family: 'Public Sans', sans-serif;
  font-size: 0.95rem;
  padding: 12px 14px;
  width: 100%;
}
form.row input { border: none; border-radius: 0; flex: 1; }
input::placeholder, textarea::placeholder { color: var(--text-faint); }
form.row button {
  border: none;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0 20px;
  cursor: pointer;
}
form.row button:hover { background: var(--accent-strong); }
.field { display: flex; flex-direction: column; gap: 6px; }

/* ---------------------------------- Footer ---------------------------------- */
.site-footer {
  padding: 54px 0 40px;
  background: var(--bg-raised);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 500;
  margin-bottom: 14px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-grid a { text-decoration: none; color: var(--text-soft); font-size: 0.9rem; }
.footer-grid a:hover { color: var(--accent); }
.footer-brand p { font-size: 0.88rem; max-width: 34ch; }
.social-row { display: flex; gap: 10px; margin-top: 14px; }
.social-row a {
  width: 34px; height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-soft);
}
.social-row a:hover { border-color: var(--accent); color: var(--accent); }
.footer-bottom {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: var(--text-faint);
}

/* ---------------------------------- Generic page/article body ---------------------------------- */
.page-head {
  padding: 64px 0 40px;
  border-bottom: 1px solid var(--line);
}
.page-head h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.page-head .lede { margin-top: 16px; max-width: 60ch; font-size: 1.05rem; }

.prose { max-width: 68ch; }
.prose h2 { font-size: 1.35rem; margin-top: 40px; margin-bottom: 12px; }
.prose p { margin: 0 0 18px; }
.prose ul { color: var(--text-soft); }

.breadcrumb {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--text-faint); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }

.share-row { display: flex; gap: 10px; margin-top: 30px; flex-wrap: wrap; }

.status-banner {
  margin-top: 40px;
  padding: 18px 20px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: var(--text-soft);
}