/* ============================================================
   Wasserturmsiedlung — Basis-Styles (2027 V1)
   Setzt tokens.css voraus. Enthält Reset, Typografie, Nav,
   Footer, Buttons, Karten, Chips, Accordion, Utilities.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text);
  background: var(--bg);
  transition: background-color var(--dur-map) var(--ease), color var(--dur-map) var(--ease);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }

h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 400; color: var(--heading); line-height: 1.18; margin: 0 0 var(--space-2); }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
p  { margin: 0 0 var(--space-3); }
a  { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.eyebrow {
  font-size: var(--fs-eyebrow); text-transform: uppercase; letter-spacing: .14em;
  color: var(--accent); font-weight: 600; margin-bottom: var(--space-2);
}
.lead { font-size: var(--fs-lead); color: var(--text-soft); }

/* --- Layout --- */
.cont { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--space-3); }
.cont-narrow { max-width: var(--maxw-narrow); margin: 0 auto; padding: 0 var(--space-3); }
.section { padding: var(--space-6) 0; }
.section-soft { background: var(--bg-soft); }

/* --- Fokus & Motion --- */
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: var(--radius-s); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--accent); color: var(--accent-contrast); padding: .6rem 1rem;
}
.skip-link:focus { left: var(--space-2); }

/* --- Navigation (gemeinsames Menü: Desktop-Zeile, Mobile-Panel) --- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-cont {
  max-width: var(--maxw); margin: 0 auto; padding: .6rem var(--space-3);
  display: flex; align-items: center; gap: var(--space-3);
}
.brand { display: flex; align-items: center; gap: .6rem; font-family: var(--font-head); font-size: 1.12rem; color: var(--heading); white-space: nowrap; }
.brand-mark { height: 38px; width: auto; }
.nav-menu { display: flex; align-items: center; gap: var(--space-3); margin-left: auto; min-width: 0; }
.nav-links { display: flex; align-items: center; gap: var(--space-3); }
.nav-links a { color: var(--text); font-size: .95rem; white-space: nowrap; }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-links a.active { font-weight: 600; }
.nav-controls { display: flex; align-items: center; gap: var(--space-1); }
.nav-actions { display: flex; align-items: center; gap: var(--space-1); }
.nav-mobile-toggle {
  display: none; margin-left: auto; align-items: center; gap: .45rem;
  background: none; border: 1px solid var(--line); min-height: 44px;
  color: var(--text); font: inherit; padding: .35rem .9rem; border-radius: var(--radius-s); cursor: pointer;
}

/* Theme- und Sprachschalter */
.ctrl-group {
  display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius-pill);
  overflow: hidden; background: var(--surface);
}
.ctrl-group button {
  background: none; border: 0; cursor: pointer; color: var(--text-soft);
  font: inherit; font-size: .8rem; padding: .3rem .65rem; line-height: 1;
}
.ctrl-group button[aria-pressed="true"] { background: var(--chip-active-bg); color: var(--chip-active-tx); }
.ctrl-group button:focus-visible { outline-offset: -3px; }

/* --- Buttons --- */
.btn {
  display: inline-block; font: inherit; font-weight: 600; cursor: pointer;
  padding: .7rem 1.4rem; border-radius: var(--radius-s); border: 1px solid transparent;
  transition: background-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  text-align: center;
}
.btn-orange { background: var(--accent); color: var(--accent-contrast); }
.btn-orange:hover { background: var(--accent-hover); color: var(--accent-contrast); }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* --- Cards --- */
.card {
  background: var(--surface); border: 1px solid var(--line-soft);
  border-radius: var(--radius-s); padding: var(--space-3);
  box-shadow: var(--shadow);
}
.card h3 { margin-top: .2rem; }

/* --- Chips (Filter) --- */
.chip {
  display: inline-flex; align-items: center; gap: .35rem;
  font: inherit; font-size: .85rem; cursor: pointer;
  background: var(--chip-bg); color: var(--text);
  border: 1px solid var(--line-soft); border-radius: var(--radius-pill);
  padding: .35rem .85rem; min-height: 2.2rem;
  transition: background-color var(--dur-fast) var(--ease);
}
.chip[aria-pressed="true"] { background: var(--chip-active-bg); color: var(--chip-active-tx); border-color: transparent; }
.chip-row { display: flex; flex-wrap: wrap; gap: var(--space-1); }

/* --- Accordion --- */
.acc { border: 1px solid var(--line-soft); border-radius: var(--radius-s); background: var(--surface); }
.acc + .acc { margin-top: var(--space-1); }
.acc-head {
  width: 100%; display: flex; align-items: center; gap: var(--space-2);
  background: none; border: 0; cursor: pointer; font: inherit; text-align: left;
  color: var(--heading); padding: .85rem var(--space-3); min-height: 44px;
}
.acc-head::after { content: "+"; margin-left: auto; font-size: 1.2rem; color: var(--accent); }
.acc[data-open="true"] .acc-head::after { content: "–"; }
.acc-body { display: none; padding: 0 var(--space-3) var(--space-3); color: var(--text-soft); }
.acc[data-open="true"] .acc-body { display: block; }

/* --- Status-Badges (nie nur Farbe: immer mit Text) --- */
.badge {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .78rem; font-weight: 600; letter-spacing: .02em;
  border-radius: var(--radius-pill); padding: .2rem .7rem;
  border: 1px solid currentColor;
}
.badge .dot { width: .55rem; height: .55rem; border-radius: 50%; background: currentColor; }
.badge-existing { color: var(--status-existing); }
.badge-planned  { color: var(--status-planned); }
.badge-build    { color: var(--status-build); }
.badge-idea     { color: var(--status-idea); }

/* --- Footer --- */
.footer { background: var(--bg-soft); border-top: 1px solid var(--line-soft); padding: var(--space-5) 0 var(--space-4); margin-top: var(--space-6); }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.footer h4 { font-size: 1rem; margin-bottom: var(--space-2); }
.footer a { color: var(--text-soft); display: block; margin-bottom: .3rem; }
.footer a:hover { color: var(--accent); }
.footer-note { margin-top: var(--space-4); font-size: .85rem; color: var(--text-soft); }

/* --- Sprachumschaltung (DE Default) ---
   <html data-lang="de|en">, Textblöcke tragen .lang-de / .lang-en */
[data-lang="de"] .lang-en { display: none !important; }
[data-lang="en"] .lang-de { display: none !important; }

/* --- Responsive --- */
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section { padding: var(--space-5) 0; }
}
/* Touch-Geräte: größere Tap-Ziele für Schalter, Footer- und Textlinks */
@media (pointer: coarse), (max-width: 640px) {
  .ctrl-group button { padding: .75rem .9rem; font-size: .88rem; }
  .footer a { padding: .5rem 0; margin-bottom: 0; }
  a.link-arrow, a.we-anmeld, a.we-cal, .hero-micronav a, a.partner-link { padding-top: .5rem; padding-bottom: .5rem; display: inline-block; }
}
/* Mobile/Tablet: Menü-Panel unter der Leiste (Links, Schalter, Aktionen) */
@media (max-width: 1250px) {
  .nav-mobile-toggle { display: inline-flex; }
  .nav-menu {
    display: none; position: absolute; top: 100%; left: 0; right: 0; z-index: 49;
    background: var(--bg); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft);
    box-shadow: var(--shadow-raised);
    max-height: calc(100vh - 62px); overflow-y: auto;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: var(--space-3) var(--space-3) var(--space-4); margin-left: 0;
  }
  .nav.open .nav-menu { display: flex; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links a { padding: .9rem .2rem; font-size: 1.08rem; border-bottom: 1px solid var(--line-soft); white-space: normal; }
  .nav-links a.active { color: var(--accent); }
  .nav-controls { justify-content: flex-start; flex-wrap: wrap; gap: var(--space-2); padding: var(--space-3) 0; border-bottom: 1px solid var(--line-soft); margin-bottom: var(--space-3); }
  .nav-actions { flex-direction: column; align-items: stretch; gap: var(--space-2); }
  .nav-actions .nav-cta-mini, .nav-actions .nav-anmeldung-mini {
    justify-content: center; margin-left: 0; padding: .85rem 1rem; font-size: 1rem; min-height: 48px;
  }
  body.nav-open { overflow: hidden; }
}


/* V4: Intern-CTA im Vordergrund + sekundäre Anmeldung (Karte/Wohnfinder) */
.nav-cta-mini {
  display: inline-flex; align-items: center;
  padding: .42rem .9rem; margin-left: var(--space-1);
  background: var(--accent); color: var(--accent-contrast);
  border-radius: var(--radius-s); font-size: .85rem; font-weight: 700;
  white-space: nowrap; text-decoration: none;
}
.nav-cta-mini:hover { background: var(--accent-hover); color: var(--accent-contrast); }
.nav-anmeldung-mini {
  display: inline-flex; align-items: center;
  padding: .38rem .8rem; border: 1.5px solid var(--line);
  border-radius: var(--radius-s); color: var(--text);
  font-size: .85rem; font-weight: 600; white-space: nowrap; text-decoration: none;
}
.nav-anmeldung-mini:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 900px) {
  .nav-cta-mini, .nav-anmeldung-mini { margin-left: 0; }
}
/* --- Large displays: scale up so the site fills big screens --- */
@media (min-width: 1680px){ html{font-size:17px} :root{--maxw:1400px} }
@media (min-width: 2200px){ html{font-size:19px} :root{--maxw:1640px} }

/* Breite Navs (Intern-Bereich, 7 Links): früher einklappen */
@media (max-width: 1450px) {
  .nav-wide .nav-mobile-toggle { display: inline-flex; }
  .nav-wide .nav-menu {
    display: none; position: absolute; top: 100%; left: 0; right: 0; z-index: 49;
    background: var(--bg); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft);
    box-shadow: var(--shadow-raised);
    max-height: calc(100vh - 62px); overflow-y: auto;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: var(--space-3) var(--space-3) var(--space-4); margin-left: 0;
  }
  .nav-wide.open .nav-menu { display: flex; }
  .nav-wide .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-wide .nav-links a { padding: .9rem .2rem; font-size: 1.08rem; border-bottom: 1px solid var(--line-soft); white-space: normal; }
  .nav-wide .nav-controls { justify-content: flex-start; flex-wrap: wrap; gap: var(--space-2); padding: var(--space-3) 0; border-bottom: 1px solid var(--line-soft); margin-bottom: var(--space-3); }
  .nav-wide .nav-actions { flex-direction: column; align-items: stretch; gap: var(--space-2); }
  .nav-wide .nav-actions .nav-cta-mini, .nav-wide .nav-actions .nav-anmeldung-mini {
    justify-content: center; margin-left: 0; padding: .85rem 1rem; font-size: 1rem; min-height: 48px;
  }
}
@media (min-width: 1451px) {
  .nav-wide .nav-links { gap: var(--space-2); }
  .nav-wide .nav-links a { font-size: .92rem; }
}

/* Kontrast im Hell-Theme: Eyebrows/Textlinks/Buttons im tieferen Marken-Orange (4.5:1) */
html[data-theme="light"] .btn-orange, html[data-theme="light"] .skip-link { background: #bc531b; }
html[data-theme="light"] .eyebrow { color: #a04510; }
html[data-theme="light"] :where(p, li, .faq-a, .detail-body, .lead) a:not(.btn), html[data-theme="light"] a.we-anmeld, html[data-theme="light"] a.link-arrow { color: #a04510; }