/* Homepage Panagiotis Konstantis
   Farben zentral hier aendern; --accent ist das Rot der alten Seite. */
:root {
  --bg: #ffffff;
  --text: #1d1d1f;
  --muted: #5f5f66;
  --line: #dcdcdc;
  --accent: #8f2333;
  --max-width: 940px;
  --serif: "Spectral", Georgia, serif;
  --sans: "Manrope", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --text: #ececef;
    --muted: #a6a6ae;
    --line: #34343a;
    --accent: #e0707f;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; overflow-wrap: anywhere; }
a:hover { border-bottom-color: var(--accent); }

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

/* ---------- Kopfzeile ---------- */

.shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 36px 28px 48px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text);
  border: 0;
}
.wordmark:hover { border: 0; }

.site-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }

.site-nav a {
  position: relative;
  padding: 4px 0;
  color: var(--muted);
  border: 0;
}
.site-nav a:hover, .site-nav a.active { color: var(--text); }
.site-nav a:hover::after, .site-nav a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--accent);
}

/* ---------- Seitenaufbau ---------- */

main { padding-top: 36px; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 48px;
  align-items: start;
}

.stack { display: grid; gap: 36px; min-width: 0; }

.stack > section + section {
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.18; margin: 0; }
h1 { font-size: clamp(2.3rem, 5vw, 3.4rem); }
h2 { font-size: 1.45rem; margin-bottom: 14px; }
h3 { font-size: 1.15rem; margin: 22px 0 8px; }

p, li { line-height: 1.72; }
p { margin: 0 0 12px; }

.lede { max-width: 60ch; margin-top: 18px; font-size: 1.04rem; color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

/* ---------- Seitenleiste ---------- */

.sidebar { position: sticky; top: 28px; display: grid; gap: 18px; }

.portrait { display: block; width: 100%; border-radius: 2px; border: 0; }
a:has(> .portrait) { border: 0; }

.sidebar h2 { font-size: 1.3rem; margin-bottom: 10px; }
.sidebar p { font-size: 0.95rem; margin-bottom: 10px; }

.link-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }

.link-list a { display: inline-flex; align-items: center; gap: 10px; }

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ---------- Listen ---------- */

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

.entries > li {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.entries > li:first-child { padding-top: 0; }
.entries > li:last-child { border-bottom: 0; padding-bottom: 0; }
.entries.narrow > li { grid-template-columns: 64px minmax(0, 1fr); }

.date { color: var(--accent); font-weight: 700; font-size: 0.88rem; line-height: 1.95; white-space: nowrap; }

.entries strong, .title { color: var(--text); font-weight: 600; }

.entries ul { margin: 4px 0 0; padding-left: 18px; }

ul.plain { margin: 0; padding-left: 20px; color: var(--muted); }

/* ---------- Seminare ---------- */

details { margin-top: 6px; }
summary { cursor: pointer; color: var(--accent); font-size: 0.9rem; font-weight: 600; }
summary:focus { outline: none; }
summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
details p { margin-top: 8px; font-size: 0.95rem; }

.toc { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 18px; font-size: 0.95rem; }

/* ---------- Bilder ---------- */

figure { margin: 0; }
figure img { display: block; border-radius: 2px; }
figcaption { margin-top: 10px; font-size: 0.9rem; color: var(--muted); }

.float-right { float: right; margin: 4px 0 12px 20px; max-width: 45%; }

/* ---------- Fusszeile ---------- */

.site-footer {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- Schmale Bildschirme ---------- */

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; gap: 32px; }
  .sidebar { position: static; order: -1; max-width: 220px; }
}

@media (max-width: 600px) {
  .shell { padding: 22px 16px 36px; }
  .wordmark { font-size: 1.5rem; }
  main { padding-top: 26px; }
  .entries > li, .entries.narrow > li { grid-template-columns: 1fr; gap: 2px; padding: 14px 0; }
  .float-right { float: none; max-width: 100%; margin: 0 0 12px; }
}

@media print {
  .site-nav, .sidebar .link-list { display: none; }
  .layout { grid-template-columns: 1fr; }
  a { color: inherit; }
}