/* ==========================================================================
   muenchen-haushaltsaufloesung.com – globales Stylesheet
   Eigenes Theme (ruhiges Blaugrau/Terrakotta, seniorenfreundlich mit
   größerer Grundschrift und großzügigem Zeilenabstand) – bewusst anders
   als die drei Schwesterseiten (siehe informationen_chatgpt.md).
   Mobile-first, keine externen Fonts/Frameworks.
   ========================================================================== */

:root {
  --color-primary: #3d5a6c;
  --color-primary-dark: #263c49;
  --color-primary-light: #e9eff1;
  --color-accent: #c9704f;
  --color-accent-dark: #a8583a;
  --color-text: #2b2f31;
  --color-text-muted: #5f6a70;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f4f0;
  --color-border: #e2e4e0;
  --color-success: #1f7a3f;
  --color-error: #b3261e;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --container-width: 1040px;
  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 2px 10px rgba(61, 90, 108, 0.08);
  --shadow-lg: 0 10px 30px rgba(61, 90, 108, 0.16);

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 106%; }
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--color-accent-dark); }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 var(--space-2); color: var(--color-primary-dark); overflow-wrap: break-word; word-break: break-word; }
h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 var(--space-3); }
button { font-family: inherit; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--color-primary); color: #fff; padding: var(--space-1) var(--space-2); z-index: 200; text-decoration: none; }
.skip-link:focus { left: var(--space-2); top: var(--space-2); }

.container { max-width: var(--container-width); margin: 0 auto; padding: 0 var(--space-3); }

/* --- Buttons --- */
.btn { display: inline-block; padding: 0.85rem 1.6rem; border-radius: var(--radius-sm); font-weight: 600; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: transform 0.15s ease; font-size: 1.05rem; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-dark); color: #fff; }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary-light); }

/* --- Header / Navigation --- */
.site-header { position: sticky; top: 0; z-index: 100; background: #fff; border-bottom: 1px solid var(--color-border); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-2) var(--space-3); }
.site-header__brand { display: flex; align-items: center; }
.site-header__logo { height: 42px; width: auto; display: block; }

.site-nav__toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; background: none; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.site-nav__toggle span { display: block; height: 2px; background: var(--color-primary-dark); margin: 0 8px; }

.site-nav__list { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--color-border); padding: var(--space-2) var(--space-3) var(--space-3); flex-direction: column; gap: var(--space-1); }
.site-nav__list.is-open { display: flex; }
.site-nav__list a { display: block; padding: 0.7rem 0; color: var(--color-text); font-weight: 600; text-decoration: none; font-size: 1.05rem; }

@media (min-width: 900px) {
  .site-nav__toggle { display: none; }
  .site-nav__list { position: static; display: flex; flex-direction: row; align-items: center; border: 0; padding: 0; gap: var(--space-3); }
  .site-nav__list a { padding: 0.4rem 0; }
}

/* --- Hero --- */
.hero { background: var(--color-primary-light); padding: var(--space-5) 0; border-bottom: 1px solid var(--color-border); }
.hero__inner { display: grid; gap: var(--space-3); }
.hero h1 { color: var(--color-primary-dark); }
.hero p { color: var(--color-text); font-size: 1.15rem; }

/* --- Sections / Cards --- */
.section { padding: var(--space-6) 0; }
.section--alt { background: var(--color-bg-alt); }
.section__intro { max-width: 720px; margin-bottom: var(--space-4); }

.grid { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } .grid--4 { grid-template-columns: repeat(4, 1fr); } }

.card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); box-shadow: var(--shadow); height: 100%; }
.card h3 { margin-top: 0; }
.card h3 a { text-decoration: none; }
.card a.card__link { font-weight: 600; }

.article-card__tag {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  margin-bottom: var(--space-1);
  text-decoration: none;
}
.article-meta { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: var(--space-2); }

/* --- Steps / Checklist --- */
.steps { counter-reset: step; }
.steps__item { position: relative; padding-left: 3.2rem; margin-bottom: var(--space-3); }
.steps__item::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 0; width: 2.3rem; height: 2.3rem; background: var(--color-accent); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; }

.checklist { list-style: none; padding: 0; margin: 0 0 var(--space-3); }
.checklist li { position: relative; padding: 0.7rem 0 0.7rem 2.4rem; border-bottom: 1px solid var(--color-border); font-size: 1.02rem; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 0.85rem; width: 1.4rem; height: 1.4rem; border: 2px solid var(--color-accent); border-radius: 4px; }

/* --- Breadcrumbs --- */
.breadcrumbs { font-size: 0.9rem; color: var(--color-text-muted); padding: var(--space-2) 0; }
.breadcrumbs a { color: var(--color-text-muted); text-decoration: none; }
.breadcrumbs li { display: inline; }
.breadcrumbs li:not(:last-child)::after { content: " / "; padding: 0 0.3em; }

/* --- Hinweis-Box --- */
.hinweis-box { background: var(--color-primary-light); border-left: 4px solid var(--color-accent); border-radius: var(--radius-sm); padding: var(--space-3); margin: var(--space-4) 0; }
.hinweis-box h3 { margin-top: 0; }

/* --- Footer --- */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.88); padding-top: var(--space-5); }
.site-footer__grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; padding-bottom: var(--space-4); }
@media (min-width: 700px) { .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-footer__brand { font-weight: 800; font-size: 1.15rem; color: #fff; margin-bottom: var(--space-1); }
.site-footer__heading { font-weight: 700; color: #fff; margin-bottom: var(--space-1); }
.site-footer a { color: rgba(255,255,255,0.88); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer ul li { margin-bottom: 0.45rem; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,0.15); padding: var(--space-2) 0 var(--space-3); font-size: 0.85rem; }

/* --- Utility --- */
.text-muted { color: var(--color-text-muted); }
.legal-content { max-width: 800px; }
.legal-content h2 { margin-top: var(--space-4); }