/* ============================================================
   sethkolodny.com — stylesheet
   Plain CSS, no frameworks. Edit colors in the :root block below.
   ============================================================ */

/* ---- 1. Color palette -------------------------------------
   Change these six values to restyle the whole site at once.   */
:root {
  --ink:        #1a1d21;   /* main text                        */
  --ink-soft:   #565d66;   /* secondary text, captions         */
  --paper:      #fbfaf8;   /* page background                  */
  --card:       #ffffff;   /* raised surfaces                  */
  --rule:       #e3e0da;   /* hairlines and borders            */
  --accent:     #1f4d6b;   /* links, highlights — deep navy    */
  --accent-alt: #8a5a2b;   /* secondary accent — warm brown    */

  --measure: 68ch;         /* max line length for readability  */
  --gutter:  clamp(1.25rem, 5vw, 3rem);
}

/* Automatic dark mode for phones/laptops set to dark. */
@media (prefers-color-scheme: dark) {
  :root {
    --ink:        #e8e6e1;
    --ink-soft:   #a2a8b0;
    --paper:      #14171a;
    --card:       #1c2024;
    --rule:       #2e3439;
    --accent:     #7fb5d6;
    --accent-alt: #d4a06a;
  }
}

/* ---- 2. Reset and base ------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;   /* stop iOS inflating text  */
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
a:hover { text-decoration-thickness: 2px; }

/* Keyboard users must always see where they are. */
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---- 3. Headings ------------------------------------------ */
h1, h2, h3 {
  font-family: Georgia, "Iowan Old Style", "Times New Roman", serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  text-wrap: balance;        /* avoids lonely words on a line   */
}

h1 { font-size: clamp(2rem, 5.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); margin-top: 2.5rem; }
h3 { font-size: 1.2rem; margin-top: 2rem; }

p { margin: 0 0 1.15rem; }
p, li { max-width: var(--measure); }

/* ---- 4. Layout -------------------------------------------- */
.wrap {
  width: 100%;
  max-width: 62rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

main { padding-block: clamp(2rem, 6vw, 4rem); }

.skip-link {
  position: absolute;
  left: -9999px;
}
.skip-link:focus {
  left: var(--gutter);
  top: 0.5rem;
  z-index: 100;
  background: var(--card);
  color: var(--ink);
  padding: 0.6rem 1rem;
  border: 2px solid var(--accent);
  border-radius: 4px;
}

/* ---- 5. Header and navigation ------------------------------ */
.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--card);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 0.9rem;
}

.brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.brand:hover { color: var(--accent); }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.nav a:hover { color: var(--ink); }

/* The current page gets an underline. */
.nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---- 6. Hero (home page) ----------------------------------- */
.hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding-block: clamp(1rem, 4vw, 2.5rem);
}

@media (min-width: 46rem) {
  .hero { grid-template-columns: 1.4fr 1fr; }
}

.hero h1 { margin-bottom: 0.3em; }

.hero .lede {
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
  color: var(--ink-soft);
  max-width: 40ch;
}

.portrait {
  border-radius: 6px;
  border: 1px solid var(--rule);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
  max-width: 22rem;
  margin-inline: auto;
  background: var(--rule);
}

/* ---- 7. Buttons -------------------------------------------- */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: 4px;
  font-size: 0.97rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--accent);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.btn-solid  { background: var(--accent); color: var(--paper); }
.btn-solid:hover  { background: var(--ink); border-color: var(--ink); }

.btn-hollow { background: transparent; color: var(--accent); }
.btn-hollow:hover { background: var(--accent); color: var(--paper); }

/* ---- 8. Cards ---------------------------------------------- */
.cards {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  margin-top: 1.5rem;
  padding: 0;
  list-style: none;
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.35rem;
  max-width: none;
}

.card h3 { margin-top: 0; }
.card p  { color: var(--ink-soft); margin-bottom: 0; max-width: none; }

.card a.card-link {
  display: inline-block;
  margin-top: 0.9rem;
  font-size: 0.93rem;
  font-weight: 500;
}

/* ---- 9. Post / article list -------------------------------- */
.posts { list-style: none; margin: 2rem 0 0; padding: 0; }

.posts li {
  padding-block: 1.4rem;
  border-top: 1px solid var(--rule);
  max-width: none;
}
.posts li:last-child { border-bottom: 1px solid var(--rule); }

.posts h3 { margin: 0 0 0.35rem; }
.posts h3 a { text-decoration: none; }
.posts h3 a:hover { text-decoration: underline; }

.post-date {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.posts p { color: var(--ink-soft); margin: 0; }

/* ---- 10. Notes, disclaimers -------------------------------- */
.note {
  border-left: 3px solid var(--accent-alt);
  background: var(--card);
  padding: 1rem 1.25rem;
  margin: 2rem 0;
  border-radius: 0 4px 4px 0;
  font-size: 0.93rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}
.note p:last-child { margin-bottom: 0; }
.note strong { color: var(--ink); }

/* ---- 11. Definition-style contact list --------------------- */
.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 1rem;
}
.contact-list li { max-width: none; }
.contact-list .label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.15rem;
}

/* ---- 12. Footer -------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--rule);
  margin-top: clamp(3rem, 8vw, 5rem);
  padding-block: 2rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.site-footer p { max-width: none; margin-bottom: 0.5rem; }
.site-footer a { color: var(--ink-soft); }
.site-footer a:hover { color: var(--accent); }

/* ---- 13. Respect reduced-motion preferences ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---- 14. Print --------------------------------------------- */
@media print {
  .site-header, .site-footer, .btn-row { display: none; }
  body { background: #fff; color: #000; font-size: 11pt; }
}

/* ---- 15. Inline code and code blocks ----------------------- */
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1em 0.35em;
  overflow-wrap: break-word;
}

pre {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 5px;
  padding: 1rem 1.15rem;
  overflow-x: auto;          /* long lines scroll, instead of
                                stretching the page on a phone  */
  font-size: 0.88rem;
  line-height: 1.5;
  max-width: var(--measure);
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; }

/* ---- 16. Tables -------------------------------------------- */
/* Wrap a table in <div class="table-scroll"> so it scrolls
   sideways on a phone instead of breaking the layout.          */
.table-scroll { overflow-x: auto; margin: 1.5rem 0; }

table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--rule);
}
th { font-weight: 600; color: var(--ink); white-space: nowrap; }