/* CoMuTech – zentrales Stylesheet für alle Seiten */

:root {
  --c-primary: #0d4a8c;
  --c-primary-dark: #072f5c;
  --c-primary-darker: #051f3d;
  --c-primary-light: #1f6fc4;
  --c-accent: #f59e0b;
  --c-accent-dark: #d9820a;
  --c-bg: #ffffff;
  --c-bg-alt: #f4f7fb;
  --c-text: #1c2530;
  --c-text-light: #57626f;
  --c-border: #e2e8f0;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(13, 74, 140, 0.12);
  --shadow-sm: 0 4px 14px rgba(13, 74, 140, 0.08);
  --max-width: 1160px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--c-primary);
  text-decoration: none;
}

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

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 0 0 16px;
  font-weight: 700;
  color: var(--c-primary-darker);
}

h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 16px; color: var(--c-text-light); }

section {
  padding: 80px 0;
}

.section-alt {
  background: var(--c-bg-alt);
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--c-primary);
  background: rgba(13, 74, 140, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section-head {
  max-width: 680px;
  margin: 0 0 48px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--c-accent);
  color: #1c1200;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--c-accent-dark); }

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.12); }

.btn-outline-dark {
  background: transparent;
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.btn-outline-dark:hover { background: var(--c-primary); color: #fff; }

/* Header / Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--c-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-weight: 600;
  font-size: 0.96rem;
}
.nav-links a:hover { background: var(--c-bg-alt); color: var(--c-primary); }
.nav-links a.active { color: var(--c-primary); background: rgba(13, 74, 140, 0.08); }

.nav-links .btn { margin-left: 8px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-primary-darker);
  position: relative;
  transition: 0.2s;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--c-primary-darker), var(--c-primary) 55%, var(--c-primary-light));
  color: #fff;
  padding: 96px 0 110px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero h1 { color: #fff; }
.hero p.lead {
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.15rem;
  max-width: 540px;
}
.hero .cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.hero-badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  padding: 28px;
}
.hero-badge ul { margin: 0; padding: 0; list-style: none; }
.hero-badge li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.92);
  font-weight: 500;
}
.hero-badge li:last-child { border-bottom: none; }
.hero-badge svg { flex: none; margin-top: 3px; }

/* Cards / Grid */
.grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(3, 1fr);
}
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 30px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }

.card .icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(13, 74, 140, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  margin-bottom: 18px;
}

.card ul {
  padding-left: 20px;
  color: var(--c-text-light);
  margin: 12px 0 0;
}
.card li { margin-bottom: 6px; }

.card a.more {
  display: inline-block;
  margin-top: 14px;
  font-weight: 700;
  color: var(--c-primary);
}

/* Service detail blocks (Leistungen page) */
.service-block {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 40px 0;
  border-bottom: 1px solid var(--c-border);
}
.service-block:last-child { border-bottom: none; }
.service-block .icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(13, 74, 140, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
}

/* CTA banner */
.cta-banner {
  background: var(--c-primary-darker);
  color: #fff;
  text-align: center;
  padding: 64px 0;
}
.cta-banner h2 { color: #fff; }
.cta-banner p { color: rgba(255, 255, 255, 0.85); }

/* Contact */
.contact-info-card {
  background: var(--c-bg-alt);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--c-border);
}
.contact-info-card dt {
  font-weight: 700;
  color: var(--c-primary-darker);
  margin-top: 18px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.contact-info-card dt:first-child { margin-top: 0; }
.contact-info-card dd { margin: 4px 0 0; }

/* Legal pages */
.legal-content h2 { margin-top: 40px; }
.legal-content h3 { margin-top: 24px; }
.legal-content ul { color: var(--c-text-light); padding-left: 20px; }
.legal-content dl dt { font-weight: 700; margin-top: 14px; }
.legal-content dl dd { margin: 2px 0 0; color: var(--c-text-light); }

/* Footer */
.site-footer {
  background: var(--c-primary-darker);
  color: rgba(255, 255, 255, 0.78);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-grid h4 { color: #fff; font-size: 1rem; }
.footer-grid img { height: 34px; margin-bottom: 14px; filter: brightness(0) invert(1); }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: rgba(255, 255, 255, 0.78); }
.footer-grid a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 22px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* Page intro (used on Leistungen/Über uns/Kontakt/Impressum/Datenschutz) */
.page-intro {
  background: var(--c-bg-alt);
  padding: 64px 0;
  border-bottom: 1px solid var(--c-border);
}
.page-intro h1 { margin-bottom: 12px; }

/* Responsive */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  section { padding: 56px 0; }
  .grid, .grid.cols-2, .grid.cols-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }

  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 24px 20px;
    border-bottom: 1px solid var(--c-border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links .btn { margin-left: 0; margin-top: 8px; text-align: center; justify-content: center; }
  .service-block { grid-template-columns: 1fr; }
}