/* =========================================================
   [FIRMENNAME] – Immobilienvermarktung & Architektur
   Gemeinsames Stylesheet  ·  Modern & schlicht
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f5f2;
  --color-ink: #1c1c1a;
  --color-muted: #6b6b66;
  --color-line: #e4e2dc;
  --color-accent: #9a7b4f;       /* warmes, edles Gold/Bronze */
  --color-accent-dark: #7d6340;
  --max: 1180px;
  --radius: 4px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
  --font: "Helvetica Neue", Arial, "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p  { color: var(--color-muted); }
a  { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--alt { background: var(--color-bg-alt); }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.74rem;
  color: var(--color-accent); font-weight: 600; margin-bottom: 14px;
}
.lead { font-size: 1.15rem; max-width: 640px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { font-weight: 700; font-size: 1.15rem; letter-spacing: 0.02em; }
.brand span { color: var(--color-accent); }
.nav-links { display: flex; gap: 30px; list-style: none; align-items: center; }
.nav-links a { font-size: 0.95rem; color: var(--color-muted); transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--color-ink); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 1.5rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 13px 26px; border-radius: var(--radius);
  font-size: 0.95rem; font-weight: 600; transition: all .2s; cursor: pointer; border: 1px solid transparent;
}
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-dark); }
.btn--ghost { border-color: var(--color-line); color: var(--color-ink); background: #fff; }
.btn--ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* ---------- Hero ---------- */
.hero { padding: 110px 0 90px; }
.hero .lead { margin-top: 22px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero-visual {
  aspect-ratio: 4/5; border-radius: var(--radius); background:
    linear-gradient(135deg, #d9d3c8 0%, #b7ac99 100%);
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.hero-visual::after {
  content: "[ Bild: Architektur / Immobilie ]";
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: rgba(0,0,0,.35); font-size: .85rem; letter-spacing: .05em;
}

/* ---------- Cards / Grid ---------- */
.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 32px; transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card .num { color: var(--color-accent); font-weight: 700; font-size: 0.9rem; letter-spacing: 0.1em; }
.card h3 { margin: 12px 0 10px; }

.section-head { max-width: 680px; margin-bottom: 48px; }

/* ---------- Partner ---------- */
.partner-grid { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; }
.partner-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border: 1px solid var(--color-line); border-radius: var(--radius);
  background: #fff; font-weight: 600; font-size: 0.95rem; transition: all .2s;
}
.partner-btn:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-2px); }
.partner-btn::after { content: "↗"; color: var(--color-accent); }

/* ---------- Form ---------- */
.form { display: grid; gap: 18px; max-width: 620px; }
.form label { font-size: 0.9rem; font-weight: 600; display: block; margin-bottom: 6px; }
.form input, .form textarea, .form select {
  width: 100%; padding: 13px 15px; border: 1px solid var(--color-line);
  border-radius: var(--radius); font-family: inherit; font-size: 1rem; background: #fff; color: var(--color-ink);
}
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--color-accent); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.info-list { list-style: none; display: grid; gap: 18px; }
.info-list span { display: block; color: var(--color-accent); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600; }

/* ---------- CTA band ---------- */
.cta {
  background: var(--color-ink); color: #fff; border-radius: var(--radius);
  padding: 56px; text-align: center;
}
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.7); margin: 14px auto 0; max-width: 520px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--color-line); padding: 48px 0; margin-top: 0; }
.footer-grid { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.site-footer p, .site-footer a { font-size: 0.9rem; color: var(--color-muted); }
.site-footer a:hover { color: var(--color-ink); }
.footer-links { display: flex; gap: 22px; list-style: none; flex-wrap: wrap; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--color-line); padding: 8px 0;
  }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 10px 24px; }
  .nav-toggle { display: block; }
  .cta { padding: 40px 24px; }
  .section { padding: 64px 0; }
}