/* ============================================================
   OnlineTopoMap – Stylesheet v2
   Design: modern, jung, reduziert, Vollbild-Burger-Navigation
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* Farbe */
  --bg:            #FFFFFF;
  --bg-soft:       #F6F7F2;
  --bg-card:       #FFFFFF;
  --line:          #E7E8E2;
  --ink:           #14171A;
  --ink-soft:      #62666B;
  --lime:          #D6FA3B;
  --lime-ink:      #1D2A12;
  --navy:          #1D2A3A;
  --coral:         #FF6B4A;
  --overlay:       #14171A;

  --f-display: 'Space Grotesk', 'Inter', sans-serif;
  --f-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-mono:    'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

  --radius: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 4px 20px rgba(20, 23, 26, 0.06);
  --shadow-hover: 0 12px 28px rgba(20, 23, 26, 0.10);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.menu-open{ overflow:hidden; }

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }

.container{
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

h1,h2,h3,h4{
  font-family: var(--f-display);
  color: var(--ink);
  line-height: 1.1;
  margin: 0 0 .5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1{ font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 700; }
h2{ font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
h3{ font-size: 1.2rem; }

p{ margin: 0 0 1em; color: var(--ink); }
.muted{ color: var(--ink-soft); }

.eyebrow{
  font-family: var(--f-mono);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: .72rem;
  color: var(--ink-soft);
  font-weight: 500;
  display:inline-flex;
  align-items:center;
  gap:.6em;
  margin-bottom: 1.1em;
}
.eyebrow::before{
  content:"";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--lime);
  display:inline-block;
  box-shadow: 0 0 0 4px rgba(214,250,59,0.25);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding: .95em 1.7em;
  border-radius: 999px;
  font-family: var(--f-body);
  font-weight: 600;
  font-size: .95rem;
  cursor:pointer;
  border: 1.5px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn-primary{
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover{ background:#000; box-shadow: var(--shadow-hover); }
.btn-lime{
  background: var(--lime);
  color: var(--lime-ink);
  box-shadow: var(--shadow-soft);
}
.btn-lime:hover{ box-shadow: var(--shadow-hover); }
.btn-ghost{
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover{ border-color: var(--ink); }

/* ---------- Header ---------- */
.site-header{
  position: sticky;
  top:0;
  z-index: 60;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 18px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:.55em;
  font-family: var(--f-display);
  font-weight:700;
  font-size:1.15rem;
  color: var(--ink);
  z-index: 80;
}
.brand-mark{
  width:32px; height:32px;
  border-radius: 9px;
  background: var(--ink);
  display:flex; align-items:center; justify-content:center;
  color: var(--lime);
  flex-shrink:0;
}
.brand-mark svg{ width:17px; height:17px; }

.nav-right{ display:flex; align-items:center; gap: .9em; }

/* Burger */
.burger{
  display:flex;
  align-items:center;
  gap:.7em;
  background: none;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  padding: .5em .5em .5em 1.1em;
  cursor:pointer;
  font-family: var(--f-body);
  font-weight:600;
  font-size:.9rem;
  color: var(--ink);
  z-index: 80;
  transition: border-color .15s ease, background .15s ease;
}
.burger:hover{ border-color: var(--ink); }
.burger .burger-icon{
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--ink);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  position:relative;
}
.burger .burger-icon span{
  position:absolute;
  width: 14px; height:1.6px;
  background: #fff;
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}
.burger .burger-icon span:nth-child(1){ transform: translateY(-4px); }
.burger .burger-icon span:nth-child(2){ transform: translateY(4px); }

body.menu-open .burger .burger-icon span:nth-child(1){ transform: translateY(0) rotate(45deg); }
body.menu-open .burger .burger-icon span:nth-child(2){ transform: translateY(0) rotate(-45deg); }
body.menu-open .burger .burger-icon{ background: var(--lime); }
body.menu-open .burger .burger-icon span{ background: var(--lime-ink); }

/* ---------- Vollbild-Menü ---------- */
.menu-overlay{
  position: fixed;
  inset: 0;
  background: var(--overlay);
  color: #fff;
  z-index: 70;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 100px 24px 60px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
}
body.menu-open .menu-overlay{
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.menu-overlay-inner{
  width:100%;
  max-width: 1160px;
  margin: 0 auto;
  display:grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items:end;
}
.menu-links{
  list-style:none;
  margin:0; padding:0;
}
.menu-links li{ border-top: 1px solid rgba(255,255,255,0.14); }
.menu-links li:last-child{ border-bottom: 1px solid rgba(255,255,255,0.14); }
.menu-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: .55em 2px;
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 4.6vw, 2.6rem);
  font-weight: 600;
  color: #fff;
  transition: color .15s ease, padding-left .15s ease;
}
.menu-links a:hover{ color: var(--lime); padding-left: 10px; }
.menu-links a .arrow{ opacity:0; transition: opacity .15s ease; font-size:0.5em; }
.menu-links a:hover .arrow{ opacity:1; }

.menu-meta{
  display:flex;
  flex-direction:column;
  gap: 1.6em;
}
.menu-meta .eyebrow{ color: rgba(255,255,255,0.55); }
.menu-meta .eyebrow::before{ box-shadow: 0 0 0 4px rgba(214,250,59,0.35); }
.menu-meta p{ color: rgba(255,255,255,0.7); font-size:.95rem; max-width: 34ch; }
.menu-meta a.contact-link{
  font-family: var(--f-mono);
  font-size:.9rem;
  color: var(--lime);
  border-bottom: 1px solid rgba(214,250,59,0.4);
  width: fit-content;
}

/* ---------- Hero ---------- */
.hero{
  padding: 80px 0 72px;
  border-bottom: 1px solid var(--line);
}
.hero-inner{ max-width: 760px; }
.hero h1 .hl{
  background: var(--lime);
  padding: 0 .12em;
  border-radius: .12em;
}
.hero-lede{ font-size: 1.14rem; max-width: 50ch; color: var(--ink-soft); margin-top: .4em; }
.hero-actions{ display:flex; gap: 1em; margin-top: 2em; flex-wrap:wrap; }

.hero-tags{
  display:flex; gap:.6em; flex-wrap:wrap;
  margin-top: 2.6em;
}
.hero-tag{
  font-family: var(--f-mono);
  font-size:.78rem;
  padding: .5em .9em;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
}

/* ---------- Sections ---------- */
section{ padding: 80px 0; }
.section-soft{ background: var(--bg-soft); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }

.section-head{ max-width: 640px; margin-bottom: 2.8em; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

.two-col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:start;
}

.fact-list{ list-style:none; margin:0; padding:0; display:grid; gap: 1em; }
.fact-list li{
  display:flex; gap:.8em; align-items:baseline;
  font-size:.98rem;
  padding-bottom: 1em;
  border-bottom: 1px solid var(--line);
}
.fact-list li:last-child{ border-bottom:none; padding-bottom:0; }
.fact-list li strong{ color: var(--ink); }

/* ---------- Cards / Feature grid ---------- */
.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
}
.card{
  background: var(--bg-card);
  padding: 32px 28px;
  transition: background .15s ease;
}
.card:hover{ background: var(--bg-soft); }
.card-num{
  font-family: var(--f-mono);
  font-size:.75rem;
  color: var(--ink-soft);
  display:block;
  margin-bottom: 1.2em;
}
.card h3{ margin-bottom:.4em; }
.card p{ color: var(--ink-soft); font-size:.94rem; margin:0; }

/* ---------- Weltkarte / Dummy ---------- */
.map-frame{
  position:relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-soft);
  overflow:hidden;
}
.map-frame .map-toolbar{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 18px;
  font-family: var(--f-mono);
  font-size:.75rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}
.map-frame .dots{ display:flex; gap:6px; }
.map-frame .dots span{ width:8px; height:8px; border-radius:50%; background: var(--line); }
.map-canvas{
  position:relative;
  overflow:hidden;
  background: #EFF1E9;
  min-height: 380px;
  display:flex; align-items:center; justify-content:center;
}
.map-canvas svg{ width: 100%; height:100%; }
.map-placeholder-badge{
  position:absolute;
  bottom: 18px; left:18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: .6em 1em;
  font-size: .78rem;
  color: var(--ink-soft);
  font-family: var(--f-mono);
  max-width: 260px;
}

/* ---------- CTA band ---------- */
.cta-band{
  background: var(--ink);
  color: #fff;
  border-radius: 24px;
  padding: 60px 44px;
  text-align:center;
}
.cta-band h2{ color:#fff; }
.cta-band p{ color: rgba(255,255,255,0.65); max-width: 50ch; margin-left:auto; margin-right:auto; }

/* ---------- Footer ---------- */
footer{
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  padding: 56px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}
.footer-brand p{ color: var(--ink-soft); font-size:.92rem; max-width: 32ch; }
.footer-col h4{
  font-family: var(--f-mono);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.72rem;
  color: var(--ink-soft);
  margin-bottom: 1em;
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:grid; gap:.7em; }
.footer-col a{ font-size:.92rem; color: var(--ink); }
.footer-col a:hover{ color: var(--coral); }
.footer-bottom{
  border-top: 1px solid var(--line);
  padding-top: 22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:1em;
  font-size:.8rem;
  color: var(--ink-soft);
}

/* ---------- Legal / simple page ---------- */
.page-hero{ padding: 56px 0 36px; border-bottom: 1px solid var(--line); }
.legal{ max-width: 720px; margin: 0 auto; padding: 52px 24px 96px; }
.legal h2{ margin-top: 1.6em; }
.legal h2:first-child{ margin-top:0; }
.legal address{ font-style:normal; }
.legal .box{
  background: var(--bg-soft);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin: 1.6em 0;
}
.legal .note{
  background: #FFF7E0;
  border: 1px solid #F0E2AE;
  border-radius: var(--radius);
  padding: 18px 22px;
  font-size:.92rem;
  color: #6B5A18;
}
.placeholder{
  background: #FFEDE7;
  color: #C1461F;
  padding: .1em .4em;
  border-radius: 4px;
  font-family: var(--f-mono);
  font-size: .92em;
}

/* ---------- Support page ---------- */
.support-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border:1px solid var(--line); border-radius: var(--radius); overflow:hidden; }
.support-card{ background: var(--bg-card); padding: 28px; }
.support-card .num{ font-family: var(--f-mono); color: var(--coral); font-weight:600; font-size:.85rem; margin-bottom:.6em; display:block; }

/* ---------- Utilities ---------- */
.center{ text-align:center; }
.mt-0{ margin-top:0; }

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .two-col{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .support-grid{ grid-template-columns: 1fr; }
  .menu-overlay-inner{ grid-template-columns: 1fr; }
  .menu-meta{ order:-1; margin-bottom: 1em; }
}
@media (max-width: 560px){
  .grid-3{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .cta-band{ padding: 44px 22px; }
  section{ padding: 60px 0; }
  .burger span.burger-label{ display:none; }
  .burger{ padding: .5em; }
}