/* ==========================================================================
   Vista City — Reset, Grundtypografie, wiederkehrende Bausteine
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  /* Die Grundfarbe sitzt hier, nicht am body: sonst läge dessen
     Hintergrund über dem Punktfeld in body::before. */
  background: var(--bg);
  transition: background-color var(--dur-mid) linear;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  min-height: 100svh;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  line-height: 1.6;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color var(--dur-mid) linear, color var(--dur-mid) linear;
}

h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }

::selection { background: var(--accent); color: var(--ink-on-accent); }

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

/* --- Layout-Helfer -------------------------------------------------------- */

.shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.shell--narrow { max-width: 76rem; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skiplink {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  z-index: 100;
  padding: 0.75rem 1.25rem;
  border-radius: var(--r-pill);
  background: var(--accent);
  color: var(--ink-on-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform var(--dur-fast) var(--ease-out-expo);
}
.skiplink:focus-visible { transform: translateY(0); }

/* --- Text-Bausteine ------------------------------------------------------- */

.eyebrow {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  color: var(--ink-mute);
}
.eyebrow--accent { color: var(--accent); }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.86;
  letter-spacing: var(--track-tight);
  text-transform: uppercase;
}

/* Vollton statt Verlaufsschrift. Ein Farbverlauf in der Headline liest sich
   sofort als Vorlage — und mit background-clip:text erzeugt jeder
   zusätzliche filter() außerdem eine sichtbare Schattenbox. */
.accent-text { color: var(--accent); }

.lede {
  max-width: 52ch;
  color: var(--ink-soft);
  font-size: var(--text-lg);
  text-wrap: pretty;
}

/* Zeilenweiser Masken-Reveal: außen kappt, innen fährt hoch. */
.reveal { display: block; overflow: hidden; }
.reveal > * {
  display: block;
  transform: translateY(105%);
  opacity: 0;
  transition:
    transform var(--dur-slow) var(--ease-out-expo),
    opacity var(--dur-mid) linear;
  transition-delay: var(--delay, 0ms);
}
.reveal.is-revealed > * { transform: translateY(0); opacity: 1; }
.reveal.is-exiting > * {
  transform: translateY(-105%);
  opacity: 0;
  transition-duration: 380ms;
  transition-delay: 0ms;
}

/* Einblendung beim Scrollen (Klasse setzt effects.js). */
.rise {
  opacity: 0;
  transform: translateY(2.25rem);
  transition:
    opacity 700ms linear,
    transform 900ms var(--ease-out-expo);
  transition-delay: var(--delay, 0ms);
}
.rise.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .rise { opacity: 1; transform: none; }
}

/* --- Buttons ---------------------------------------------------------------
   Beschriftung in normaler Schreibweise statt gesperrter Versalien: eine
   Handlung soll man lesen, nicht entziffern. Versalien mit weitem Abstand
   bleiben den kleinen Kategorielabels vorbehalten — das trennt Handlung
   und Beschriftung sichtbar voneinander.
   ---------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  height: 2.875rem;
  padding-inline: 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--r-btn);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.006em;
  line-height: 1;
  white-space: nowrap;
  transition:
    background-color var(--dur-fast) linear,
    border-color var(--dur-fast) linear,
    color var(--dur-fast) linear;
}
.btn:active { translate: 0 1px; }

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink-on-accent);
}
.btn--primary:hover {
  background: color-mix(in oklab, var(--accent) 88%, white);
  border-color: color-mix(in oklab, var(--accent) 88%, white);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line-hi);
  color: var(--ink);
}
.btn--ghost:hover { border-color: var(--ink); background: color-mix(in oklab, var(--ink) 7%, transparent); }

.btn--sm { height: 2.375rem; padding-inline: 1rem; font-size: 0.875rem; }
.btn--lg { height: 3.25rem; padding-inline: 1.75rem; font-size: 1rem; }

/* Icon läuft in der Zeile mit, ohne eigenen Kreis — der wirkte wie ein
   aufgesetztes Abzeichen. */
.btn__icon {
  display: grid;
  place-items: center;
  width: 1rem;
  height: 1rem;
  margin-left: -0.15rem;
  font-size: 0.65rem;
  opacity: 0.9;
}

/* --- Status-Chip -----------------------------------------------------------
   Gleiche Höhe und Rundung wie ein Button, damit die Zeile eine Linie hält.
   ---------------------------------------------------------------------------- */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  height: 2.875rem;
  padding-inline: 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--r-btn);
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.006em;
  line-height: 1;
}
.chip__dot {
  width: 0.45rem; height: 0.45rem;
  border-radius: var(--r-pill);
  background: var(--state-live);
  animation: pulse 2.4s var(--ease-out-expo) infinite;
}
.chip__num { color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; }
.chip__max { color: var(--ink-mute); }

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklab, var(--state-live) 60%, transparent); }
  70%  { box-shadow: 0 0 0 0.6rem transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
@media (prefers-reduced-motion: reduce) {
  .chip__dot { animation: none; }
}

/* --- Etiketten ------------------------------------------------------------ */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: color-mix(in oklab, var(--ink) 5%, transparent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}
.tag--accent {
  border-color: color-mix(in oklab, var(--accent) 45%, transparent);
  background: color-mix(in oklab, var(--accent) 14%, transparent);
  color: var(--accent);
}
.tag--live { border-color: color-mix(in oklab, var(--state-live) 45%, transparent); color: var(--state-live); }
.tag--warn { border-color: color-mix(in oklab, var(--state-warn) 45%, transparent); color: var(--state-warn); }
.tag--info { border-color: color-mix(in oklab, var(--state-info) 45%, transparent); color: var(--state-info); }
.tag--crit { border-color: color-mix(in oklab, var(--state-crit) 50%, transparent); color: var(--state-crit); }