/* ==========================================================================
   TB-RS GmbH – Stylesheet
   Gestaltungsidee: Schriftfeld einer technischen Zeichnung.
   Haarlinien statt Karten, Mono-Beschriftungen, Freigabe-Grün als Akzent.
   ========================================================================== */

/* --- Schriften ---------------------------------------------------------
   Die Dateien liegen unter static/fonts/ und werden von schriften_holen.py
   heruntergeladen. Ohne diese Dateien greifen die Fallbacks unten.
   ---------------------------------------------------------------------- */
@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("../fonts/source-sans-3-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("../fonts/source-sans-3-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/ibm-plex-mono-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* --- Farb- und Maßsystem ------------------------------------------------ */
:root {
  --font-display: "Archivo", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1.0625rem;
  --fs-lg: 1.1875rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2.125rem;
  --fs-3xl: clamp(2.4rem, 5.2vw, 3.75rem);

  --shell: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --measure: 66ch;

  /* Helles Thema (Standard) */
  --paper: #f2f4f0;
  --surface: #fbfcf9;
  --surface-sunk: #eceee8;
  --ink: #131816;
  --ink-2: #4a554e;
  --ink-3: #717d75;
  --line: #d6dbd2;
  --line-strong: #aeb7ab;
  --accent: #1e6f4c;
  --accent-hover: #17583c;
  --accent-soft: #e3efe8;
  --accent-on: #ffffff;
  --signal: #a32b1e;
  --signal-soft: #f7e6e3;
  --focus: #1e6f4c;
}

/* Dunkles Thema, wenn das System es vorgibt und der Betrachter nichts anderes gewählt hat */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0f1211;
    --surface: #171b19;
    --surface-sunk: #12100f;
    --ink: #e7ebe5;
    --ink-2: #a5b0a8;
    --ink-3: #808b84;
    --line: #2a312d;
    --line-strong: #3f4843;
    --accent: #56b98d;
    --accent-hover: #7acca6;
    --accent-soft: #173024;
    --accent-on: #0f1211;
    --signal: #e4796a;
    --signal-soft: #37201c;
    --focus: #7acca6;
  }
}

/* Ausdrückliche Wahl des Betrachters gewinnt in beide Richtungen */
:root[data-theme="dark"] {
  --paper: #0f1211;
  --surface: #171b19;
  --surface-sunk: #12100f;
  --ink: #e7ebe5;
  --ink-2: #a5b0a8;
  --ink-3: #808b84;
  --line: #2a312d;
  --line-strong: #3f4843;
  --accent: #56b98d;
  --accent-hover: #7acca6;
  --accent-soft: #173024;
  --accent-on: #0f1211;
  --signal: #e4796a;
  --signal-soft: #37201c;
  --focus: #7acca6;
}

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

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.62;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.018em;
  text-wrap: balance;
  margin: 0;
}

p,
ul,
ol {
  margin: 0;
}

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

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

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 1px;
}

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

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* --- Hilfsklassen ------------------------------------------------------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-on);
  padding: 0.75rem 1.25rem;
  z-index: 100;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
}

.skip-link:focus {
  left: 0;
}

.label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

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

.lead {
  font-size: var(--fs-lg);
  color: var(--ink-2);
  max-width: var(--measure);
}

/* --- Kopfbereich -------------------------------------------------------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.masthead__inner {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  padding-block: 0.9rem;
}

/* Das Logo liegt schwarz auf transparentem Grund vor. Im dunklen Thema wird es
   umgekehrt – da es rein monochrom ist, ergibt das exakt die weiße Fassung. */
.brand__logo {
  height: 38px;
  width: auto;
  flex: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand__logo {
    filter: invert(1);
  }
}

:root[data-theme="dark"] .brand__logo {
  filter: invert(1);
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  line-height: 1.35;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 400;
  padding-left: 0.7rem;
  border-left: 1px solid var(--line);
  align-self: center;
}

@media (max-width: 460px) {
  .brand__sub {
    display: none;
  }
}

.nav {
  display: flex;
  align-items: stretch;
  gap: 0;
}

.nav__link {
  display: flex;
  align-items: center;
  padding-inline: 1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink-2);
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav__link:hover {
  color: var(--ink);
}

.nav__link[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.nav__toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  padding: 0.45rem 0.8rem;
  margin-block: auto;
  cursor: pointer;
}

@media (max-width: 860px) {
  .nav__toggle {
    display: inline-flex;
  }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding-block: 0.5rem;
  }
  .nav[data-open="true"] {
    display: flex;
  }
  .nav__link {
    padding: 0.85rem var(--gutter);
    border-bottom: 1px solid var(--line);
    border-left: 2px solid transparent;
  }
  .nav__link[aria-current="page"] {
    border-bottom-color: var(--line);
    border-left-color: var(--accent);
  }
}

/* --- Abschnittsraster --------------------------------------------------- */
.band {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.band--surface {
  background: var(--surface);
}

.band__inner {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-block: clamp(3rem, 6vw, 5.25rem);
}

@media (max-width: 780px) {
  .band__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.25rem;
  }
}

.band__eyebrow {
  padding-top: 0.4rem;
}

.band__body {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  min-width: 0;
}

.band__body h2 {
  font-size: var(--fs-2xl);
}

.band__body h3 {
  font-size: var(--fs-xl);
}

/* --- Aufmacher ---------------------------------------------------------- */
.hero {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.hero__inner {
  padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(2.5rem, 5vw, 4rem);
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero__text {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  min-width: 0;
}

@media (min-width: 980px) {
  .hero__inner {
    grid-template-columns: minmax(0, 25rem) minmax(0, 1fr);
    align-items: center;
  }
}

/* --- Technische Zeichnung im Aufmacher ---------------------------------
   Sie ist Hintergrund, nicht Hauptdarsteller: sehr feine Linien, ein einziger
   Farbakzent. Die Dichte soll erst beim zweiten Hinsehen auffallen.
   Erzeugt von grafik_erzeugen.py, eingesetzt von build.py.
   ---------------------------------------------------------------------- */
.zeichnung {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.85;
}

@media (max-width: 900px) {
  .zeichnung {
    display: none; /* auf schmalen Schirmen zählt der Text */
  }
}

.zeichnung * {
  vector-effect: non-scaling-stroke;
}

/* Linienarten */
.zeichnung .z-kontur {
  fill: none;
  stroke: var(--ink-3);
  stroke-width: 0.9;
  stroke-linejoin: round;
}

.zeichnung .z-fein {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.6;
}

.zeichnung .z-mittellinie {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.5;
  stroke-dasharray: 14 4 3 4;
}

.zeichnung .z-verdeckt {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.6;
  stroke-dasharray: 8 5;
}

.zeichnung .z-bemassung,
.zeichnung .z-hinweis {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.55;
}

.zeichnung .z-masshilfe {
  fill: none;
  stroke: var(--line);
  stroke-width: 0.5;
}

.zeichnung .z-schnitt {
  fill: none;
  stroke: var(--ink-3);
  stroke-width: 1;
}

.zeichnung .z-detailkreis {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.7;
  stroke-dasharray: 7 5;
}

.zeichnung .z-feldrahmen {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 0.7;
}

/* Schraffur der Schnittflächen – muss nach .z-kontur stehen */
.zeichnung .z-schraffur {
  stroke: var(--line);
  stroke-width: 0.5;
}

.zeichnung .z-geschnitten {
  fill: url(#schraffur);
}

.zeichnung .z-ballon {
  fill: var(--surface);
  stroke: var(--line-strong);
  stroke-width: 0.7;
}

.zeichnung .z-pfeil {
  fill: var(--line-strong);
  stroke: none;
}

.zeichnung .z-pfeilvoll {
  fill: var(--ink-3);
  stroke: none;
}

.zeichnung .z-haken {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.zeichnung .z-freigaberahmen {
  fill: var(--accent-soft);
  stroke: var(--accent);
  stroke-width: 0.8;
}

/* Beschriftungen */
.zeichnung text {
  font-family: var(--font-mono);
  stroke: none;
}

.zeichnung .z-mass {
  font-size: 19px;
  fill: var(--ink-3);
}

.zeichnung .z-ballonzahl {
  font-size: 17px;
  fill: var(--ink-2);
}

.zeichnung .z-ansichtsname,
.zeichnung .z-schnittname {
  font-size: 20px;
  letter-spacing: 0.06em;
  fill: var(--ink-2);
}

.zeichnung .z-feldname {
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  fill: var(--ink-3);
}

.zeichnung .z-feldwert {
  font-size: 13px;
  fill: var(--ink-2);
}

.zeichnung .z-freigabetext {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  fill: var(--accent);
}

/* --- Schaltflächen ------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.7rem 1.2rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-on);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-on);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn--ghost:hover {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink-2);
}

/* --- Schriftfeld (Datentafel wie im Zeichnungskopf) --------------------- */
.titleblock {
  border: 1px solid var(--line-strong);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  background: var(--line-strong);
  gap: 1px;
}

.titleblock__cell {
  background: var(--surface);
  padding: 0.9rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.band--surface .titleblock__cell {
  background: var(--paper);
}

.titleblock__key {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.titleblock__val {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

/* --- Leistungsraster ---------------------------------------------------- */
.grid-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service {
  background: var(--surface);
  padding: 1.5rem 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
}

.band--surface .service {
  background: var(--paper);
}

.service__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.012em;
}

.service__text {
  color: var(--ink-2);
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.service__tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* --- Ablauf (echte Reihenfolge, deshalb nummeriert) --------------------- */
.steps {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: step;
  border-top: 1px solid var(--line);
}

.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  gap: 1.25rem;
  padding-block: 1.15rem;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.step__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  display: block;
  margin-bottom: 0.15rem;
}

.step__text {
  color: var(--ink-2);
  font-size: var(--fs-sm);
}

/* --- Nachrichten -------------------------------------------------------- */
.newslist {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.newsitem {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--line);
}

@media (max-width: 640px) {
  .newsitem {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.65rem;
  }
}

.newsitem__meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.newsitem__date {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.newsitem__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3125rem;
  letter-spacing: -0.015em;
  line-height: 1.22;
  margin-bottom: 0.4rem;
}

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

.newsitem__title a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.newsitem__text {
  color: var(--ink-2);
  font-size: var(--fs-sm);
  max-width: var(--measure);
}

/* Statusmarken – Bedeutung aus der Prüfwelt, nicht Dekoration */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.tag--neu {
  color: var(--accent);
  background: var(--accent-soft);
}

.tag--aenderung {
  color: var(--signal);
  background: var(--signal-soft);
}

.tag--hinweis {
  color: var(--ink-2);
  background: var(--surface-sunk);
}

.tag--beispiel {
  color: var(--ink-3);
  background: transparent;
  border-style: dashed;
}

/* --- Fließtext ---------------------------------------------------------- */
.prose {
  max-width: var(--measure);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.prose h2 {
  font-size: var(--fs-xl);
  margin-top: 1.25rem;
}

.prose h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-top: 1rem;
}

.prose ul,
.prose ol {
  padding-left: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.prose li {
  padding-left: 0.2rem;
}

.prose strong {
  font-weight: 600;
}

.prose code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--surface-sunk);
  padding: 0.1em 0.35em;
  border: 1px solid var(--line);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.7rem;
  text-align: left;
  vertical-align: top;
}

.prose th {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
}

.table-scroll {
  overflow-x: auto;
}

/* --- Hervorgehobener Hinweis im Fließtext ------------------------------- */
.hinweis {
  border: 1px solid var(--line-strong);
  background: var(--surface-sunk);
  padding: clamp(1.15rem, 3vw, 1.6rem);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-width: var(--measure);
}

.hinweis .label {
  margin-bottom: 0.15rem;
}

.hinweis p {
  font-size: var(--fs-sm);
  color: var(--ink-2);
  margin: 0;
}

.hinweis strong {
  color: var(--ink);
  font-weight: 600;
}

/* --- Newsletter --------------------------------------------------------- */
.signup {
  border: 1px solid var(--line-strong);
  background: var(--surface);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  max-width: 44rem;
}

.band--surface .signup {
  background: var(--paper);
}

.signup__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-xl);
  letter-spacing: -0.015em;
}

.signup__text {
  color: var(--ink-2);
  font-size: var(--fs-sm);
  max-width: 54ch;
}

.signup__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.signup__row input[type="email"] {
  flex: 1 1 16rem;
  min-width: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  padding: 0.68rem 0.85rem;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
}

.band--surface .signup__row input[type="email"] {
  background: var(--surface);
}

.signup__check {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: var(--fs-sm);
  color: var(--ink-2);
}

.signup__check input {
  margin-top: 0.32rem;
  flex: none;
  accent-color: var(--accent);
}

.signup__note {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--ink-3);
  line-height: 1.6;
}

/* --- Kontaktdaten ------------------------------------------------------- */
.contact-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
  max-width: 34rem;
}

.contact-list li {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1rem;
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-sm);
}

.contact-list dt,
.contact-list .k {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-top: 0.15rem;
}

/* --- Fußbereich --------------------------------------------------------- */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
  gap: 2rem;
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  font-size: var(--fs-sm);
  color: var(--ink-2);
  min-width: 0;
}

.footer__col a {
  color: var(--ink-2);
  text-decoration: none;
}

.footer__col a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.footer__bottom {
  border-top: 1px solid var(--line);
}

.footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-block: 1.1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--ink-3);
}

/* --- Platzhalter im Entwurf -------------------------------------------- */
mark.ph {
  background: repeating-linear-gradient(
    -45deg,
    var(--signal-soft),
    var(--signal-soft) 6px,
    transparent 6px,
    transparent 12px
  );
  color: var(--ink);
  box-shadow: inset 0 -1px 0 var(--signal);
  padding: 0 0.15em;
  font-style: normal;
}

/* --- Zurück-Link im Beitrag -------------------------------------------- */
.backlink {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  text-decoration: none;
  color: var(--ink-2);
}

.backlink:hover {
  color: var(--accent);
}

.post__head {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.75rem;
}

.post__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.post__title {
  font-size: var(--fs-2xl);
  max-width: 24ch;
}