/* nikolaibockholt.de — technische Zeichnung
   Eine Strichstärke, ein Akzent, System-Schriften. Keine Fremd-Requests. */

:root {
  --paper: #FBFBF9;
  --ink: #14161A;
  --ink-soft: #5A6170;
  --rule: #C2C5BD;
  --plot: #2C4CB8;

  --serif: Charter, "Iowan Old Style", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --measure: 62ch;
  --gap: clamp(1.5rem, 4vw, 3rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #101215;
    --ink: #E6E7E4;
    --ink-soft: #9AA1AE;
    --rule: #383E47;
    --plot: #8FA8F5;
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

/* ---- Zeichenblatt ---- */

.sheet {
  border: 1px solid var(--rule);
  margin: clamp(0.75rem, 2.5vw, 1.75rem);
  padding: 0 var(--gap) var(--gap);
  max-width: 64rem;
}

@media (min-width: 66rem) {
  .sheet { margin-inline: auto; }
}

/* ---- Schriftfeld ---- */

.titleblock {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
  margin: 0 calc(var(--gap) * -1) var(--gap);
  padding: 0.85rem var(--gap);
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.titleblock a { color: var(--ink-soft); text-decoration: none; }
.titleblock a:hover { color: var(--plot); }

.tb-name { color: var(--ink) !important; }
.tb-nav { display: flex; gap: 1.25rem; margin-right: auto; }
.tb-nav [aria-current="page"] { color: var(--ink) !important; }

/* ---- Fließtext ---- */

main { max-width: var(--measure); }

h1 {
  font-family: var(--sans);
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.12;
  margin: 0 0 1.25rem;
}

h2 {
  font-family: var(--sans);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  line-height: 1.35;
  margin: 2.75rem 0 0.75rem;
}

/* Mono-Label. Als Klasse, damit die Überschriftenebene der Struktur folgt
   und nicht dem Aussehen — h1 → h3 wäre ein Sprung für Screenreader. */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 2.75rem 0 1rem;
}

p { margin: 0 0 1.15rem; }

/* Unterstreichung, nicht nur Farbe — Farbe darf nie das einzige Signal sein. */
a {
  color: var(--plot);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: text-decoration-thickness 150ms ease;
}
a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible { outline: 2px solid var(--plot); outline-offset: 3px; }

strong { font-weight: 600; }

/* ---- Signature: Pegel-Linie ---- */

.plot {
  display: block;
  width: 100%;
  max-width: var(--measure);
  height: auto;
  margin: 0 0 0.75rem;
  overflow: visible;
}

/* Startseite: die Zeichnung darf über die Textbreite hinaus, der Text nicht. */
main.home { max-width: none; }
.home > h1, .home > p, .home > h2, .home > ul { max-width: var(--measure); }

.plot-stage {
  width: 100%;
  aspect-ratio: 5 / 2;
  margin: 0 0 0.75rem;
}

@media (max-width: 40rem) { .plot-stage { aspect-ratio: 3 / 2; } }

.plot-canvas { display: block; width: 100%; height: 100%; }

.plot path {
  fill: none;
  stroke: var(--plot);
  stroke-width: 1.25;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw 2.6s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

.plot .baseline {
  stroke: var(--rule);
  stroke-width: 1;
  stroke-dasharray: none;
  stroke-dashoffset: 0;
  animation: none;
}

@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  .plot path { animation: none; stroke-dashoffset: 0; }
}

.plot-caption {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0 0 2.5rem;
}

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

.stack { list-style: none; padding: 0; margin: 0; }
.stack > li { margin: 0 0 1.15rem; }

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

.entries > li {
  padding: 1.5rem 0;
  border-top: 1px solid var(--rule);
}

.entries > li:first-child { border-top: none; padding-top: 0; }

.entry-name {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.005em;
}

/* Mono nur für echte Daten: Versionen, Pfade, Kennungen. */
.data { font-family: var(--mono); font-size: 0.86em; letter-spacing: -0.01em; }

/* ---- Fuß ---- */

.sheet > footer {
  margin-top: 4rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.sheet > footer a { color: var(--ink-soft); }
.sheet > footer a:hover { color: var(--plot); }

.note { text-transform: none; letter-spacing: 0; margin-left: auto; }

/* ---- Essay ---- */

.essay { max-width: var(--measure); }
.essay h1 { margin-bottom: 0.5rem; }

.essay-meta {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 2.5rem;
}

.pull {
  font-family: var(--sans);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.5;
  border-left: 2px solid var(--plot);
  padding-left: 1.25rem;
  margin: 2rem 0;
}

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

figure {
  margin: 2rem 0;
  max-width: var(--measure);
}

figure img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--rule);
  background: #fff;
}

/* Anzeigebreiten als Klassen, nicht als style="" — die CSP erlaubt
   keine Inline-Style-Attribute (style-src 'self' ohne unsafe-inline). */
.shot-xs img { max-width: 142px; }
.shot-md img { max-width: 400px; }
.shot-lg img { max-width: 440px; }
.shot-photo img { max-width: 300px; }
.shot-wide img { max-width: 520px; }

figcaption {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-top: 0.6rem;
}