/* PartyFrank — Designsprache "Stadtblatt"
 *
 * Verbindliche Grundlage: DESIGN.md. Werte, die dort als Produktionsvorgabe
 * stehen, sind hier umgesetzt und nicht frei zu ersetzen. Neue Komponenten
 * verwenden ausschliesslich die unten definierten Tokens.
 */

:root {
  color-scheme: light;

  /* Palette, DESIGN.md Abschnitt 4 */
  --pf-paper: #f7f6ef;
  --pf-ink: #252821;
  --pf-accent: #234f3c;
  --pf-muted: #62665b;
  --pf-line: #d9d9cd;
  --pf-tint: #eeeee5;
  --pf-control-border: #85887c;
  --pf-on-accent: #ffffff;
  --pf-error: #9b3b32;
  --pf-warning: #775a21;

  --pf-font-editorial: Georgia, "Times New Roman", serif;
  --pf-font-ui: Arial, Helvetica, sans-serif;

  --pf-space-1: 0.25rem;
  --pf-space-2: 0.5rem;
  --pf-space-3: 0.75rem;
  --pf-space-4: 1rem;
  --pf-space-5: 1.5rem;
  --pf-space-6: 2rem;
  --pf-space-7: 3rem;

  --pf-shell-max: 77.5rem;
  --pf-gutter: 2.75rem;
  --pf-sidebar: 15.125rem;
  --pf-column-gap: 2.8125rem;
  --pf-radius: 0;
  --pf-radius-control: 0.125rem;
  --pf-focus-ring: 2px solid var(--pf-accent);
}

/* ---------- Grundlagen ---------- */

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

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

body {
  margin: 0;
  background: var(--pf-paper);
  color: var(--pf-ink);
  font-family: var(--pf-font-ui);
  font-size: 1rem;
  line-height: 1.6;
}

/* Tastaturfokus bleibt immer sichtbar, DESIGN.md Abschnitt 7. */
:focus-visible {
  outline: var(--pf-focus-ring);
  outline-offset: 3px;
}

a {
  color: var(--pf-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:hover { text-decoration-thickness: 2px; }

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

/* Sprungmarke zum Inhalt. */
.pf-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--pf-paper);
  color: var(--pf-accent);
  padding: var(--pf-space-3) var(--pf-space-4);
  border: 2px solid var(--pf-accent);
  z-index: 10;
}
.pf-skip:focus {
  left: var(--pf-space-4);
  top: var(--pf-space-2);
}

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

/* ---------- Schale ---------- */

.pf-shell {
  max-width: var(--pf-shell-max);
  margin-inline: auto;
  padding-inline: var(--pf-gutter);
}

/* ---------- Kopf ---------- */

.pf-header {
  border-bottom: 2px solid var(--pf-ink);
}

.pf-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--pf-space-4);
  min-height: 7rem; /* Orientierung 112px, nicht starr */
  padding-block: var(--pf-space-4);
}

.pf-header__place {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pf-muted);
  line-height: 1.6;
}

.pf-header__actions {
  display: flex;
  justify-content: flex-end;
}

/* Wortmarke: Kleinbuchstaben, gruener Schlusspunkt. */
.pf-wordmark {
  font-family: var(--pf-font-editorial);
  font-weight: 700;
  font-size: 3.0625rem;      /* 49px */
  letter-spacing: -0.175rem;  /* -2.8px */
  line-height: 1;
  color: var(--pf-ink);
  text-decoration: none;
  white-space: nowrap;
}
.pf-wordmark:hover { text-decoration: none; }
.pf-wordmark__dot { color: var(--pf-accent); }

/* ---------- Tageskopf ---------- */

.pf-dayhead {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--pf-space-4);
  padding-block: var(--pf-space-6) var(--pf-space-5);
}

.pf-dayhead__title {
  font-family: var(--pf-font-editorial);
  font-weight: 400;
  font-size: clamp(2.5rem, 1.6rem + 3vw, 4.125rem); /* 40–66px */
  line-height: 1.08;
  letter-spacing: -0.045em;
  margin: 0;
}

.pf-dayhead__meta {
  font-size: 0.875rem;
  color: var(--pf-muted);
  margin: var(--pf-space-2) 0 0;
}

/* ---------- Inhaltsraster ---------- */

.pf-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--pf-sidebar);
  gap: var(--pf-column-gap);
  align-items: start;
  padding-bottom: var(--pf-space-7);
}

.pf-sidebar {
  border-left: 1px solid var(--pf-line);
  padding-left: 1.5625rem; /* 25px */
  font-size: 0.875rem;
  color: var(--pf-muted);
}

/* ---------- Rubrikzeile ---------- */

.pf-kicker {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pf-muted);
  margin: 0 0 var(--pf-space-3);
}

/* ---------- Veranstaltungsliste ---------- */

.pf-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pf-line);
}

.pf-event {
  border-bottom: 1px solid var(--pf-line);
}

.pf-event__summary {
  display: grid;
  grid-template-columns: 53px minmax(0, 1fr) 92px 20px;
  gap: var(--pf-space-4);
  align-items: baseline;
  padding-block: 1.25rem; /* 20px */
  cursor: pointer;
  list-style: none;
}
.pf-event__summary::-webkit-details-marker { display: none; }
.pf-event__summary:hover { background: var(--pf-tint); }

.pf-event__time {
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
  color: var(--pf-ink);
}
.pf-event__time--unknown {
  font-size: 0.8125rem;
  color: var(--pf-muted);
}

.pf-event__title {
  font-family: var(--pf-font-editorial);
  font-weight: 400;
  font-size: 1.3125rem; /* 21px */
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0;
}

.pf-event__meta {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--pf-muted);
  margin: var(--pf-space-1) 0 0;
}
.pf-event__sep { padding-inline: 0.4em; }

.pf-event__price {
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.pf-event__price--free { color: var(--pf-accent); }
.pf-event__price--unknown { color: var(--pf-muted); font-size: 0.8125rem; }
/* Unvollstaendige Preisangabe: sichtbar gekennzeichnet, nicht nur farblich. */
.pf-event__price--incomplete { color: var(--pf-warning); }

.pf-event__toggle {
  position: relative;
  width: 20px;
  height: 20px;
  color: var(--pf-muted);
}
.pf-event__toggle::before,
.pf-event__toggle::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform 140ms ease;
}
.pf-event__toggle::before { left: 0; top: 9px; width: 20px; height: 1.5px; }
.pf-event__toggle::after  { left: 9px; top: 0; width: 1.5px; height: 20px; }
[open] > .pf-event__summary .pf-event__toggle::after { transform: scaleY(0); }

/* Statusangaben immer ausgeschrieben, nie nur farblich. */
.pf-status {
  font-weight: 600;
  font-size: 0.8125rem;
}
.pf-status--cancelled { color: var(--pf-error); }
.pf-status--moved,
.pf-status--soldout { color: var(--pf-warning); }

.pf-event__details {
  padding: 0 var(--pf-space-4) var(--pf-space-5) calc(53px + var(--pf-space-4));
  max-width: 65ch;
}
.pf-event__description { margin: 0 0 var(--pf-space-4); }
.pf-event__facts {
  margin: 0 0 var(--pf-space-4);
  font-size: 0.875rem;
  color: var(--pf-muted);
}
.pf-event__facts dt {
  font-weight: 600;
  color: var(--pf-ink);
}
.pf-event__facts dd { margin: 0 0 var(--pf-space-2); }
.pf-event__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pf-space-4);
  font-size: 0.875rem;
}

/* ---------- Navigation und Filter ---------- */

.pf-datenav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pf-space-4);
  align-items: center;
  font-size: 0.875rem;
}

.pf-datenav__link {
  color: var(--pf-ink);
  text-decoration: none;
  padding-block: var(--pf-space-2);
}
.pf-datenav__link:hover { color: var(--pf-accent); text-decoration: underline; }
.pf-datenav__link[aria-current="page"],
.pf-datenav__link[aria-pressed="true"] {
  color: var(--pf-accent);
  text-decoration: underline;
  text-underline-offset: 0.25em;
  text-decoration-thickness: 2px;
}

.pf-filters {
  border-top: 1px solid var(--pf-line);
  border-bottom: 1px solid var(--pf-line);
  padding-block: var(--pf-space-4);
  margin-bottom: var(--pf-space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--pf-space-4);
  align-items: center;
}

.pf-search {
  display: flex;
  align-items: center;
  gap: var(--pf-space-2);
  border-bottom: 1px solid var(--pf-control-border);
  padding-block: var(--pf-space-1);
  flex: 1 1 16rem;
}
.pf-search__input {
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 1rem;
  color: inherit;
  padding: var(--pf-space-1) 0;
  flex: 1;
  min-width: 0;
}
.pf-search__input:focus { outline: none; }
.pf-search:focus-within { border-bottom-color: var(--pf-accent); }

.pf-field {
  display: inline-flex;
  align-items: center;
  gap: var(--pf-space-2);
  font-size: 0.875rem;
}
.pf-field select,
.pf-field input[type="date"] {
  font: inherit;
  font-size: 0.875rem;
  color: inherit;
  background: var(--pf-paper);
  border: 1px solid var(--pf-control-border);
  border-radius: var(--pf-radius-control);
  padding: var(--pf-space-2) var(--pf-space-3);
  min-height: 2.75rem;
}

/* ---------- Buttons ---------- */

.pf-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--pf-space-2);
  font-family: var(--pf-font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  min-height: 2.75rem;
  padding: var(--pf-space-3) var(--pf-space-4);
  border: 1px solid var(--pf-accent);
  border-radius: var(--pf-radius-control);
  background: var(--pf-accent);
  color: var(--pf-on-accent);
  text-decoration: none;
  cursor: pointer;
}
.pf-button:hover { background: #1c4031; }
.pf-button:focus-visible {
  outline: 2px solid var(--pf-paper);
  outline-offset: -5px;
  box-shadow: 0 0 0 2px var(--pf-accent);
}
.pf-button--quiet {
  background: transparent;
  color: var(--pf-accent);
}
.pf-button--quiet:hover { background: var(--pf-tint); }

/* ---------- Zustaende ---------- */

.pf-empty,
.pf-error {
  padding-block: var(--pf-space-6);
  max-width: 65ch;
}
.pf-empty__title,
.pf-error__title {
  font-family: var(--pf-font-editorial);
  font-weight: 400;
  font-size: 1.5625rem;
  margin: 0 0 var(--pf-space-3);
}
.pf-error__title { color: var(--pf-error); }

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

.pf-footer {
  border-top: 1px solid var(--pf-line);
  padding-block: var(--pf-space-5) var(--pf-space-7);
  font-size: 0.8125rem;
  color: var(--pf-muted);
}
.pf-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pf-space-4);
  margin-bottom: var(--pf-space-3);
}

/* ---------- Mittlere Breiten ---------- */

@media (max-width: 1000px) {
  :root {
    --pf-gutter: 1.75rem;      /* 28px */
    --pf-sidebar: 13.125rem;   /* 210px */
    --pf-column-gap: 1.75rem;
  }
}

/* ---------- Mobil ---------- */

@media (max-width: 720px) {
  :root { --pf-gutter: 1.25rem; } /* 20px */

  .pf-header__inner {
    grid-template-columns: auto 1fr;
    min-height: 0;
    padding-block: var(--pf-space-3);
  }
  .pf-header__place { display: none; }

  .pf-wordmark {
    font-size: 2.375rem;       /* 38px */
    letter-spacing: -0.125rem; /* -2px */
  }

  .pf-dayhead {
    padding-block: var(--pf-space-5) var(--pf-space-4);
  }
  .pf-dayhead__title { font-size: clamp(2.5rem, 2.1rem + 2vw, 2.8125rem); }

  /* Seitenleiste und Stempel entfallen, DESIGN.md Abschnitt 6. */
  .pf-layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .pf-sidebar { display: none; }

  .pf-event__summary {
    grid-template-columns: 42px minmax(0, 1fr) 72px 16px;
    gap: var(--pf-space-2);
    padding-block: 1rem;
  }
  .pf-event__title { font-size: 1.1875rem; }
  .pf-event__meta { font-size: 0.75rem; }
  .pf-event__time { font-size: 0.875rem; }
  .pf-event__price { font-size: 0.875rem; }
  .pf-event__details {
    padding-left: var(--pf-space-2);
    padding-right: var(--pf-space-2);
  }
}

@media (max-width: 370px) {
  :root { --pf-gutter: 1rem; } /* 16px */
  .pf-wordmark { font-size: 1.875rem; } /* 30px */

  /* Bei sehr schmalen Flaechen rutscht der Preis unter den Titel. */
  .pf-event__summary { grid-template-columns: 42px minmax(0, 1fr) 16px; }
  .pf-event__price { grid-column: 2; text-align: left; }
}

/* ---------- Bewegung ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}