/* ===================================================
   MH-KKE Unterseiten – Gemeinsames Stylesheet v2
   Mölls-Hüfing Klima, Kälte, Wärmepumpen
   =================================================== */

/* ── Design Tokens ── */
:root {
  --dark-900: #05101f;
  --dark-800: #071630;
  --dark-700: #0d1f47;
  --dark-600: #122457;
  --blue-700: #1a3a7a;
  --blue-600: #1e4fab;
  --blue-500: #2563eb;
  --blue-400: #3b82f6;
  --blue-300: #60a5fa;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;
  --accent:   #f97316;
  --text-dark: #0f172a;
  --text-mid:  #334155;
  --text-light: #94a3b8;
  --surface:   #ffffff;
  --surface-alt: #f1f5f9;
  --border:    #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --container: 1200px;
  --transition: .2s ease;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4 { line-height: 1.25; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.875rem, 4vw, 2.875rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2.125rem); }
h3 { font-size: clamp(1rem, 2vw, 1.25rem); }
h4 { font-size: .9375rem; }
p { color: var(--text-mid); }

.section-label {
  display: inline-block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: .75rem;
}
.section-label--light { color: var(--blue-300); }

/* ── Container ── */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
  line-height: 1;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--blue-500);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37,99,235,.35);
}
.btn-primary:hover { background: var(--blue-600); box-shadow: 0 6px 20px rgba(37,99,235,.45); }
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.4);
}
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.7); }
.btn-white {
  background: #fff;
  color: var(--blue-600);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0,0,0,.2);
}
.btn-white:hover { background: var(--blue-50); transform: translateY(-1px); }
.btn-lg { padding: .9rem 2.25rem; font-size: 1rem; }

/* ========================
   HEADER / NAVIGATION  (identisch impressum.html)
   ======================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid #dde2ea;
  box-shadow: 0 1px 4px rgba(15,35,64,.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-family: 'DM Sans', 'Inter', sans-serif;
  font-size: .95rem;
  font-weight: 700;
  color: #0f2340;
}
.logo-sub {
  font-size: .68rem;
  color: #8a95a3;
  letter-spacing: .03em;
}
.header-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 8px;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0; margin: 0;
  flex: 1;
  justify-content: center;
}
.nav-links li a {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  color: #4a5568;
  padding: 6px 9px;
  border-radius: 6px;
  transition: color .22s ease, background .22s ease;
  white-space: nowrap;
}
.nav-links li a:hover { color: #1e5fa8; background: #e8f4fd; }
.nav-links li a.active { color: #1e5fa8; }
.nav-cta { flex-shrink: 0; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border: none;
  background: transparent;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #0f2340;
  border-radius: 2px;
  transition: all .25s;
}
/* ── Fullscreen mobile menu ── */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: #ffffff;
  z-index: 200;
  flex-direction: column;
  padding: 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.mobile-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #0f2340;
  padding: 4px;
}
.mobile-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.mobile-nav a {
  font-size: 1.1rem;
  font-weight: 500;
  color: #0f2340;
  padding: 14px 0;
  border-bottom: 1px solid #dde2ea;
  transition: color .22s;
  text-decoration: none;
}
.mobile-nav a:hover { color: #1e5fa8; }
.mobile-menu-cta { margin-top: 32px; }
.mobile-menu-cta .btn { width: 100%; justify-content: center; }

/* ========================
   HERO
   ======================== */
.page-hero {
  position: relative;
  background: linear-gradient(135deg, var(--dark-900) 0%, var(--dark-700) 55%, var(--blue-700) 100%);
  overflow: hidden;
  padding: 5rem 0 0;
}
.hero-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-content { position: relative; z-index: 2; max-width: 760px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(59,130,246,.18);
  border: 1px solid rgba(59,130,246,.35);
  border-radius: 100px;
  padding: .35rem 1rem;
  font-size: .72rem;
  font-weight: 600;
  color: var(--blue-300);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: .07em;
}
.page-hero h1 { color: #fff; margin-bottom: 1rem; }
.hero-intro {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.75);
  max-width: 600px;
  margin-bottom: 2rem;
  line-height: 1.75;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,.1);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .8rem;
  font-weight: 500;
  color: rgba(255,255,255,.68);
}
.trust-item svg { width: 15px; height: 15px; color: var(--blue-400); flex-shrink: 0; }
.hero-wave { display: block; width: 100%; height: 60px; margin-bottom: -2px; }

/* ========================
   SECTIONS
   ======================== */
.section { padding: 5rem 0; }
.section-dark {
  background: linear-gradient(135deg, var(--dark-800) 0%, var(--dark-700) 100%);
}
.section-dark p { color: rgba(255,255,255,.7); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-alt { background: var(--surface-alt); }
.section-header { margin-bottom: 3rem; }
.section-header p { font-size: 1rem; max-width: 640px; margin-top: .75rem; }
.section-header--center { text-align: center; }
.section-header--center p { margin: .75rem auto 0; }

/* ========================
   INTRO
   ======================== */
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.intro-text p + p { margin-top: 1rem; }
.intro-visual {
  background: linear-gradient(135deg, var(--dark-700), var(--blue-700));
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* ========================
   CARDS
   ======================== */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  box-shadow: var(--shadow-sm);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--blue-300); }
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--blue-50);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}
.card-icon svg { width: 24px; height: 24px; color: var(--blue-500); }
.card h3 { color: var(--text-dark); margin-bottom: .5rem; }
.card p { font-size: .875rem; line-height: 1.65; }

/* Dark cards */
.card-dark { background: rgba(255,255,255,.055); border-color: rgba(255,255,255,.1); }
.card-dark:hover { border-color: rgba(59,130,246,.5); background: rgba(255,255,255,.08); }
.card-dark h3 { color: #fff; }
.card-dark p { color: rgba(255,255,255,.68); }
.card-dark .card-icon { background: rgba(59,130,246,.18); }
.card-dark .card-icon svg { color: var(--blue-300); }

/* ========================
   ADVANTAGES
   ======================== */
.advantages-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.advantage-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  transition: background var(--transition);
}
.advantage-item:hover { background: rgba(255,255,255,.09); }
.adv-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(59,130,246,.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.adv-icon svg { width: 20px; height: 20px; color: var(--blue-300); }
.advantage-item h4 { color: #fff; margin-bottom: .25rem; }
.advantage-item p { font-size: .86rem; color: rgba(255,255,255,.63); line-height: 1.6; }

/* ========================
   PROCESS STEPS
   ======================== */
.process-wrap { position: relative; }
.process-track {
  position: absolute;
  top: 2rem; left: 10%; right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-600), var(--blue-400));
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
  z-index: 1;
}
.step { display: flex; flex-direction: column; align-items: center; text-align: center; }
.step-num {
  width: 4rem; height: 4rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  color: #fff;
  font-size: .875rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 14px rgba(37,99,235,.4);
  flex-shrink: 0;
}
.step h4 { font-size: .875rem; margin-bottom: .35rem; color: var(--text-dark); }
.step p { font-size: .8rem; color: var(--text-mid); line-height: 1.5; }

/* ========================
   CTA SECTION
   ======================== */
.cta-section {
  background: linear-gradient(135deg, var(--dark-900) 0%, var(--blue-700) 100%);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; top: -80px; right: -80px;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: rgba(59,130,246,.1);
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute; bottom: -100px; left: -60px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: rgba(37,99,235,.12);
  pointer-events: none;
}
.cta-inner { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { color: #fff; }
.cta-inner p { font-size: 1.05rem; color: rgba(255,255,255,.78); margin: 1rem 0 2rem; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }


/* ── Footer overrides (impressum-style) ── */
.site-footer { background: #08172b; color: rgba(255,255,255,.7); border-top: none; }
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 64px 24px 48px;
  max-width: var(--container);
  margin: 0 auto;
}
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo-img { width: 52px; height: 52px; object-fit: contain; border-radius: 8px; flex-shrink: 0; }
.footer-name { font-family: 'DM Sans','Inter',sans-serif; font-size: .9rem; font-weight: 700; color: #fff; }
.footer-brand p { font-size: .855rem; line-height: 1.7; margin-bottom: 20px; }
.footer-contact { display: flex; flex-direction: column; gap: 8px; }
.footer-contact-item { display: flex; align-items: center; gap: 10px; font-size: .84rem; }
.footer-contact-item svg { color: #3a9be0; flex-shrink: 0; }
.footer-contact-item a { color: rgba(255,255,255,.7); transition: color .22s; }
.footer-contact-item a:hover { color: #fff; }
.footer-col h4 {
  font-family: 'DM Sans','Inter',sans-serif;
  font-size: .8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em;
  color: #fff; margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a { font-size: .855rem; color: rgba(255,255,255,.6); transition: color .22s; }
.footer-col ul li a:hover { color: #fff; }
.footer-hours { font-size: .855rem; line-height: 1.8; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .8rem;
}
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { color: rgba(255,255,255,.5); transition: color .22s; }
.footer-legal a:hover { color: #fff; }


/* ========================
   SERVICE-INTRO GRID (Wartung-Seite)
   ======================== */
.service-intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.service-intro-item {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.service-intro-item h3 { color: var(--text-dark); font-size: 1.05rem; margin-bottom: .5rem; }
.service-intro-item p { font-size: .875rem; line-height: 1.65; }
.service-intro-icon {
  width: 44px; height: 44px;
  background: var(--blue-50);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.service-intro-icon svg { width: 22px; height: 22px; color: var(--blue-500); }

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .process-track { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .intro-grid { gap: 2.5rem; }
}
@media (max-width: 768px) {
  .section { padding: 3.5rem 0; }
  .hamburger { display: flex; }
  .nav-links, .nav-cta { display: none; }
  .advantages-grid { grid-template-columns: 1fr; }
  .intro-grid { grid-template-columns: 1fr; }
  .intro-visual { display: none; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; padding: 3rem 1rem 2.5rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; }
  .cta-actions { flex-direction: column; align-items: center; }
  .service-intro-grid { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .process-steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .container { padding: 0 1rem; }
  .hero-trust { gap: 1rem; }
  h1 { fo