/* Drei Franken Immobilien – Direkter Immobilienankauf – Stylesheet */
:root {
  --dark: #1f2937;        /* Anthrazit */
  --navy: #1b2a4a;        /* Dunkelblau */
  --navy-dark: #14203a;
  --gold: #b8933f;
  --gold-light: #dfc07a;
  --green: #2f6b4f;
  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --text: #26303e;
  --text-muted: #5f6b7a;
  --border: #e5e8ec;
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 17px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); }

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.topbar {
  background: var(--navy-dark);
  color: #cbd5e1;
  font-size: 0.88rem;
  padding: 6px 0;
}
.topbar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.topbar a { color: var(--gold-light); text-decoration: none; font-weight: 600; }

header.site {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  max-width: 1120px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.logo { font-size: 1.25rem; font-weight: 800; color: var(--navy); text-decoration: none; letter-spacing: .01em; }
.logo span { color: var(--gold); }
.logo small { display: block; font-size: .68rem; font-weight: 600; color: var(--text-muted); letter-spacing: .05em; }

nav.main ul { display: flex; gap: 20px; list-style: none; flex-wrap: wrap; align-items: center; }
nav.main a { text-decoration: none; color: var(--text); font-weight: 500; font-size: .95rem; }
nav.main a:hover, nav.main a.active { color: var(--gold); }
.nav-cta {
  background: var(--gold);
  color: var(--navy-dark) !important;
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--gold-light); color: var(--navy-dark) !important; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  background: var(--gold);
  color: var(--navy-dark);
  padding: 14px 30px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 700;
  border: none;
  font-size: 1.02rem;
  cursor: pointer;
  text-align: center;
}
.btn:hover { background: var(--gold-light); }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.55); }
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-dark); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-dark) 70%);
  color: #fff;
  padding: 80px 20px 70px;
}
.hero-inner { max-width: 1120px; margin: 0 auto; }
.hero h1 { font-size: 2.5rem; line-height: 1.22; margin-bottom: 18px; max-width: 800px; }
.hero h1 em { color: var(--gold-light); font-style: normal; }
.hero p.lead { font-size: 1.18rem; color: #d3dbe7; max-width: 680px; margin-bottom: 30px; }
.hero .actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.trust-points { display: flex; flex-wrap: wrap; gap: 10px 26px; list-style: none; }
.trust-points li { color: #d3dbe7; font-size: .95rem; }
.trust-points li::before { content: "✓ "; color: var(--gold-light); font-weight: 700; }

.page-hero { background: linear-gradient(120deg, var(--navy), var(--navy-dark)); color: #fff; padding: 52px 20px; }
.page-hero .container { max-width: 1120px; }
.page-hero h1 { font-size: 2.1rem; line-height: 1.25; max-width: 820px; }
.page-hero p { color: #d3dbe7; margin-top: 12px; max-width: 720px; font-size: 1.08rem; }
.page-hero .actions { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { font-size: .85rem; color: var(--text-muted); padding: 14px 0 0; }
.breadcrumbs a { color: var(--text-muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--gold); }

/* ---------- Sections ---------- */
section { padding: 64px 0; }
section.soft { background: var(--bg-soft); }
h2 { color: var(--navy); font-size: 1.75rem; line-height: 1.3; margin-bottom: 14px; }
h3 { color: var(--navy); font-size: 1.18rem; margin: 26px 0 8px; }
.section-sub { color: var(--text-muted); max-width: 700px; margin-bottom: 40px; }
.prose p { margin-bottom: 16px; max-width: 780px; }
.prose ul { margin: 0 0 16px 22px; max-width: 760px; }
.prose ul li { margin-bottom: 6px; }

/* ---------- Cards / Grids ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3 { margin-top: 0; }
.card p { color: var(--text-muted); font-size: .95rem; }
.card a.more { font-weight: 600; text-decoration: none; color: var(--gold); font-size: .93rem; }
.card .icon { font-size: 1.7rem; margin-bottom: 10px; }
a.card { text-decoration: none; display: block; transition: box-shadow .15s, transform .15s; }
a.card:hover { box-shadow: 0 6px 22px rgba(20,32,58,.10); transform: translateY(-2px); }

/* ---------- Ablauf-Schritte ---------- */
.steps { counter-reset: step; display: grid; gap: 18px; }
.step {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px 22px 74px;
  position: relative;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 22px; top: 22px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold-light);
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { margin: 0 0 6px; }
.step p { color: var(--text-muted); font-size: .95rem; }

/* ---------- FAQ ---------- */
.faq details {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 12px;
  padding: 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  padding: 16px 20px;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--gold); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq .faq-a { padding: 0 20px 16px; color: var(--text-muted); font-size: .96rem; }

/* ---------- CTA-Band ---------- */
.cta-band { background: var(--navy); color: #fff; text-align: center; padding: 58px 20px; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #d3dbe7; margin: 10px auto 26px; max-width: 620px; }

/* ---------- Formular ---------- */
.form-wrap { max-width: 720px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; }
.form-steps-nav { display: flex; gap: 6px; margin-bottom: 26px; }
.form-steps-nav span { flex: 1; height: 6px; border-radius: 3px; background: var(--border); }
.form-steps-nav span.done { background: var(--gold); }
fieldset { border: none; }
label { font-weight: 600; color: var(--navy); font-size: .93rem; display: block; margin-top: 14px; }
label .opt { color: var(--text-muted); font-weight: 400; }
input, textarea, select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #cfd6de;
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  margin-top: 6px;
  background: #fff;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--gold); border-color: var(--gold); }
.choice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 10px; }
.choice-grid label {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
  font-weight: 500;
  margin: 0;
  font-size: .9rem;
}
.choice-grid input { display: none; }
.choice-grid label:has(input:checked) { border-color: var(--gold); background: #fdf8ee; color: var(--navy); font-weight: 700; }
.form-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 26px; }
.checkbox-row { display: flex; gap: 10px; align-items: flex-start; margin-top: 18px; font-size: .88rem; color: var(--text-muted); }
.checkbox-row input { width: auto; margin-top: 4px; }
.form-note { font-size: .88rem; color: var(--text-muted); margin-top: 14px; }
.hidden { display: none !important; }

/* ---------- Footer ---------- */
footer { background: var(--navy-dark); color: #9aa5b5; padding: 52px 0 90px; font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 30px; }
footer h4 { color: #fff; margin-bottom: 12px; font-size: .98rem; }
footer a { color: #9aa5b5; text-decoration: none; display: block; margin-bottom: 7px; }
footer a:hover { color: var(--gold-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 18px; text-align: center; font-size: .85rem; }

/* ---------- Sticky Mobile CTA ---------- */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 10px 14px;
  gap: 10px;
  box-shadow: 0 -4px 16px rgba(20,32,58,.10);
}
.mobile-cta a { flex: 1; padding: 12px 8px; font-size: .95rem; }

/* ---------- Hinweis-Boxen ---------- */
.notice {
  background: #f4f7f5;
  border-left: 4px solid var(--green);
  border-radius: 8px;
  padding: 16px 18px;
  font-size: .93rem;
  color: var(--text-muted);
  max-width: 780px;
  margin: 18px 0;
}
.platzhalter {
  background: #fff3cd;
  border: 1px dashed #d4a017;
  padding: 1px 7px;
  border-radius: 4px;
  font-weight: 600;
  color: #7a5c00;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 1.95rem; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4, .choice-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .header-inner { justify-content: center; text-align: center; }
  nav.main ul { justify-content: center; gap: 12px; }
  .mobile-cta { display: flex; }
  .hero { padding: 56px 20px 50px; }
  .hero h1 { font-size: 1.7rem; }
  section { padding: 46px 0; }
  .choice-grid { grid-template-columns: 1fr 1fr; }
}