/* ============================================================
   Pflastergeschichte/n – Stylesheet
   ============================================================ */

/* ── GWZO Webfont: LeipzigzwoWeb ──────────────────────────── */

@font-face {
  font-family: 'Leipzigzwo';
  src: url('../assets/fonts/LeipzigzwoWeb-Regular.woff2') format('woff2'),
       url('../assets/fonts/LeipzigzwoWeb-Regular.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Leipzigzwo';
  src: url('../assets/fonts/LeipzigzwoWeb-RegularItalic.woff2') format('woff2'),
       url('../assets/fonts/LeipzigzwoWeb-RegularItalic.woff') format('woff');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Leipzigzwo';
  src: url('../assets/fonts/LeipzigzwoWeb-Bold.woff2') format('woff2'),
       url('../assets/fonts/LeipzigzwoWeb-Bold.woff') format('woff');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --color-stone:   #111111;   /* Nahezu Schwarz */
  --color-mortar:  #8c7b6e;   /* Fugenmasse, mittel */
  --color-sand:    #e8e0d5;   /* Sandstein, hell */
  --color-paper:   #f5f1eb;   /* Papier-Weiß */
  --color-accent:  #00f;      /* GWZO Blau */
  --color-link:    #00f;      /* GWZO Blau */

  --font-gwzo:     'Leipzigzwo', sans-serif;
  --font-serif:    'Leipzigzwo', sans-serif;
  --font-sans:     'Leipzigzwo', sans-serif;

  --radius:        4px;
  --max-width:     1100px;
  --header-height: 90px;
}

/* ── Reset & Base ─────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 120%;        /* = 19.2px bei Browser-Standard 16px          */
  scroll-behavior: smooth;/* skaliert aber mit, wenn Nutzer Schrift erhöht */
}

body {
  font-family: var(--font-gwzo);
  font-size: 1rem;        /* 1rem = immer relativ zu html, kein Kaskadenproblem */
  line-height: 1.5;
  color: var(--color-stone);
  background: var(--color-paper);
}

a {
  color: var(--color-link);
  text-decoration: none; /*underline;*/
  text-underline-offset: 3px;
}
a:hover { color: #000; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Header ───────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-stone);
  color: var(--color-sand);
  height: var(--header-height);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.header-logo-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.header-gwzo-logo {
  height: 52px;
  width: auto;
  display: block;
  opacity: 0.9;
}

.header-divider {
  width: 1px;
  height: 28px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}

.header-text h1 {
  font-family: var(--font-gwzo);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: white;
  white-space: nowrap;
}

.header-text .slash {
  color: inherit;
}

.header-text .tagline {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.03em;
  line-height: 1.2;
  margin-top: 4px;
  font-family: var(--font-gwzo);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header-nav a {
  color: var(--color-sand);
  text-decoration: none;
  font-size: 0.875rem;
  opacity: 0.85;
  transition: opacity 0.15s;
}

.header-nav a:hover { opacity: 1; color: var(--color-sand); }

.btn-mitmachen {
  background: var(--color-accent);
  color: white !important;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius);
  opacity: 1 !important;
  font-weight: 600;
  transition: background 0.15s;
}
.btn-mitmachen:hover { background: #0000cc; }

/* ── Intro ────────────────────────────────────────────────── */

.intro {
  background: #ffffff;
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--color-sand);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.lead {
  font-family: var(--font-gwzo);
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: var(--color-stone);
  margin-bottom: 1rem;
}

.intro-text p:not(.lead) {
  margin-bottom: 1.4rem;
  line-height: 1.7;
  color: #333;
}

.intro-facts {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.fact-card {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: transparent;
  border-left: 2px solid var(--color-accent);
  padding: 0.45rem 0.75rem;
}

.fact-card strong {
  font-family: var(--font-gwzo);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-stone);
  letter-spacing: 0.01em;
}

.fact-card span {
  font-size: 0.78rem;
  color: var(--color-mortar);
  line-height: 1.4;
}

/* ── Karte ────────────────────────────────────────────────── */

.map-section {
  background: var(--color-stone);
}

.map-header {
  padding: 1.25rem 0 1rem;
  background: var(--color-stone);
  color: var(--color-sand);
}

.map-header h2 {
  font-family: var(--font-serif);
  font-weight: normal;
  font-size: 1.2rem;
  color: var(--color-sand);
}

.map-count {
  font-size: 0.8rem;
  color: var(--color-mortar);
  margin-top: 0.25rem;
}

#map {
  width: 100%;
  height: 520px;
  background: #e0d8cf;
}

/* ── Mitmachen ────────────────────────────────────────────── */

.mitmachen {
  background: white;
  padding: 3.5rem 0;
  border-top: 3px solid var(--color-accent);
}

.mitmachen h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: normal;
  margin-bottom: 1rem;
}

.mitmachen > .container > p {
  max-width: 640px;
  color: #4a3f38;
  margin-bottom: 2rem;
}

.mitmachen-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.step {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.1rem;
  background: var(--color-paper);
  border: 1px solid #ddd6cd;
  border-radius: var(--radius);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--color-stone);
  color: var(--color-sand);
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.step strong {
  font-size: 0.875rem;
  font-weight: 700;
}

.step span {
  font-size: 0.8rem;
  color: var(--color-mortar);
  line-height: 1.4;
}

.mitmachen-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: background 0.15s, transform 0.1s;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
}
.btn-primary:hover {
  background: #0000cc;
  color: white;
  transform: translateY(-1px);
}

.cta-note {
  font-size: 0.8rem;
  color: var(--color-mortar);
  line-height: 1.5;
}

/* ── Footer ───────────────────────────────────────────────── */

.site-footer {
  background: var(--color-stone);
  color: rgba(255,255,255,0.55);
  padding: 2.5rem 0 2rem;
  font-size: 0.9rem;
  font-family: var(--font-gwzo);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-meta p { margin-bottom: 0.35rem; }

.site-footer a {
  color: var(--color-sand);
  opacity: 0.8;
}
.site-footer a:hover { opacity: 1; }

.footer-links {
  margin-top: 0.5rem;
  display: flex;
  gap: 1.5rem;
}

.footer-logo {
  height: 44px;
  width: auto;
  display: block;
  opacity: 0.7;
  flex-shrink: 0;
}
.footer-logo:hover { opacity: 0.9; }

/* ── Leaflet Popup ────────────────────────────────────────── */

.leaflet-popup-content-wrapper {
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  max-width: 280px;
}

.popup-pflaster {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  line-height: 1.5;
}

.popup-pflaster .popup-type {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-stone);
  color: var(--color-sand);
  padding: 2px 6px;
  border-radius: 2px;
  margin-bottom: 0.4rem;
}

.popup-pflaster .popup-title {
  font-weight: 700;
  margin-bottom: 0.3rem;
  color: var(--color-stone);
}

.popup-pflaster .popup-text {
  color: #4a3f38;
  margin-bottom: 0.4rem;
}

.popup-pflaster .popup-meta {
  font-size: 0.72rem;
  color: var(--color-mortar);
}

.popup-pflaster img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 2px;
  margin-bottom: 0.5rem;
}

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 768px) {
  .header-text .tagline { display: none; }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .mitmachen-steps {
    grid-template-columns: 1fr 1fr;
  }

  #map { height: 380px; }
}

@media (max-width: 480px) {
  .header-nav a:not(.btn-mitmachen) { display: none; }
  .header-gwzo-logo { height: 30px; }
  .header-divider { display: none; }
  .mitmachen-steps { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-logo { height: 36px; }
}