/* Stütz Hausmeisterservice – Stylesheet
   Farben aus dem Logo: anthrazit/grau + frisches Grün */
:root {
  --grey-900: #3a3a3a;
  --grey-800: #4a4a4a;
  --grey-700: #5a5a5a;
  --grey-500: #8a8a8a;
  --grey-200: #e6e6e6;
  --grey-100: #f4f4f2;
  --green: #8bc34a;
  --green-dark: #6ea62f;
  --green-soft: #eef6e3;
  --white: #ffffff;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.06);
  --radius: 14px;
  --maxw: 1120px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--grey-800);
  line-height: 1.6;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { color: var(--grey-900); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; font-weight: 700; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--green-dark);
  margin: 0 0 .6em;
}
.eyebrow.light { color: var(--green); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5em;
  padding: .85em 1.5em;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary { background: var(--green); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--grey-900); border-color: var(--grey-200); }
.btn-ghost:hover { border-color: var(--green); color: var(--green-dark); }
.btn-block { width: 100%; }

/* Header */
.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(--grey-200);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: .7em; }
.brand-logo { height: 48px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 1.15rem; color: var(--grey-900); }
.brand-text small { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--green-dark); }
.nav { display: flex; align-items: center; gap: 1.6em; }
.nav a { font-weight: 600; color: var(--grey-700); transition: color .15s; }
.nav a:hover { color: var(--green-dark); }
.nav .nav-cta {
  background: var(--green); color: #fff; padding: .55em 1.2em; border-radius: 999px;
}
.nav .nav-cta:hover { background: var(--green-dark); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--grey-800); border-radius: 2px; transition: .2s; }

/* Hero */
.hero { background: linear-gradient(180deg, var(--grey-100), #fff); padding: clamp(48px, 8vw, 96px) 0; }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.lead { font-size: 1.15rem; color: var(--grey-700); max-width: 44ch; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 22px; }
.hero-trust { list-style: none; display: flex; flex-wrap: wrap; gap: 18px; padding: 0; margin: 0; font-weight: 600; color: var(--grey-700); }
.hero-trust li { font-size: .95rem; }
.hero-visual {
  background: #fff; border-radius: 24px; padding: 36px; box-shadow: var(--shadow);
  display: flex; align-items: center; justify-content: center;
}
.hero-visual img { max-height: 300px; }

/* Sections */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-alt { background: var(--grey-100); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-sub { color: var(--grey-700); font-size: 1.08rem; }
.section-sub.light { color: rgba(255, 255, 255, 0.85); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--grey-200); border-radius: var(--radius);
  padding: 30px 26px; transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card-icon {
  width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center;
  font-size: 28px; background: var(--green-soft); margin-bottom: 16px;
}
.card p { color: var(--grey-700); margin: 0; }

/* Split (Über uns) */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.split-media {
  background: #fff; border-radius: 24px; padding: 40px; box-shadow: var(--shadow);
  display: flex; align-items: center; justify-content: center;
}
.checklist { list-style: none; padding: 0; margin: 0 0 28px; }
.checklist li { position: relative; padding-left: 32px; margin-bottom: 12px; color: var(--grey-700); }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 22px; height: 22px; background: var(--green); color: #fff; border-radius: 50%;
  display: grid; place-items: center; font-size: .8rem; font-weight: 700;
}

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { text-align: center; padding: 20px; }
.step-num {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%;
  background: var(--grey-900); color: var(--green); display: grid; place-items: center;
  font-size: 1.5rem; font-weight: 800;
}
.step p { color: var(--grey-700); margin: 0; }

/* Kontakt */
.section-cta { background: var(--grey-900); color: #fff; }
.section-cta h2 { color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: start; }
.contact-form { background: #fff; border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.contact-form label { display: block; font-weight: 600; color: var(--grey-800); margin-bottom: 16px; font-size: .95rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; margin-top: 6px; padding: 12px 14px; border: 1px solid var(--grey-200);
  border-radius: 10px; font: inherit; color: var(--grey-900); background: #fff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--green); box-shadow: 0 0 0 3px var(--green-soft);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { margin: 14px 0 0; padding: 12px 14px; border-radius: 10px; background: var(--green-soft); color: var(--green-dark); font-weight: 600; }
.contact-info { color: rgba(255,255,255,0.92); }
.contact-info h3 { color: #fff; }
.contact-line { display: flex; flex-direction: column; margin-bottom: 18px; }
.ci-label { text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; color: var(--green); font-weight: 700; margin-bottom: 2px; }
.contact-line a { font-size: 1.1rem; font-weight: 600; }
.contact-hint { font-size: .82rem; color: rgba(255,255,255,0.55); border-top: 1px solid rgba(255,255,255,0.15); padding-top: 16px; }

/* Footer */
.site-footer { background: #2c2c2c; color: rgba(255,255,255,0.7); padding: 36px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 700; }
.footer-brand img { height: 40px; }
.footer-nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-nav a:hover { color: var(--green); }
.footer-copy { font-size: .85rem; margin: 0; width: 100%; text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 18px; }

/* Responsive */
@media (max-width: 860px) {
  .nav { position: fixed; inset: 72px 0 auto 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 24px; border-bottom: 1px solid var(--grey-200); box-shadow: var(--shadow); transform: translateY(-120%); transition: transform .25s ease; }
  .nav.open { transform: translateY(0); }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--grey-100); }
  .nav .nav-cta { text-align: center; margin-top: 12px; }
  .nav-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .cards { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; }
}