/* ==========================================================================
   Demotheme - Reines Demo-Template für Klarformat CMS
   Fokus: Maximale Klarheit, Performance & CMS-Präsentation
   Keine Mouseover-Effekte oder überladene Animationen
   ========================================================================== */

:root {
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --color-primary: #1e293b;
  --color-primary-light: #334155;
  --color-accent: #2563eb;
  --accent: #2563eb;
  --color-accent-text: #ffffff;
  
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-muted: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;
  
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  
  --container-max: 1200px;
  --radius: 6px;
  --radius-lg: 10px;
}

/* Reset & Basics */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ==========================================================================
   Top-Bar (Header-Kontaktdaten)
   ========================================================================== */
.top-bar {
  background-color: #0f172a;
  color: #94a3b8;
  font-size: 13px;
  border-bottom: 1px solid #1e293b;
  padding: 8px 0;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-bar-items {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
}

.top-bar-item svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

.top-bar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
}

/* ==========================================================================
   Haupt-Header & Navigation
   ========================================================================== */
.site-header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  flex-shrink: 0;
}

.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

/* Navigation List (WordPress-Style via <!-- header_navigation -->) */
.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-list li {
  position: relative;
}

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius);
}

.nav-link.active {
  color: var(--color-accent);
  font-weight: 600;
  background-color: var(--color-bg-alt);
}

/* Dropdown */
.nav-item-dropdown .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 6px;
  z-index: 1100;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-menu li a {
  display: block;
  padding: 8px 12px;
  font-size: 13.5px;
  color: var(--color-text);
  border-radius: 4px;
}

/* Header Action Button */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-accent-text);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: var(--color-border-dark);
}

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

/* Mobile Toggle */
.mobile-toggle-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 8px;
  cursor: pointer;
  color: var(--color-primary);
}

.mobile-toggle-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ==========================================================================
   CSS-Platzhalter (Keine Bilder generiert)
   ========================================================================== */
.css-placeholder {
  width: 100%;
  background: repeating-linear-gradient(
    45deg,
    #f8fafc,
    #f8fafc 14px,
    #f1f5f9 14px,
    #f1f5f9 28px
  );
  border: 2px dashed var(--color-border-dark);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 30px 20px;
  color: var(--color-text-muted);
}

.placeholder-hero {
  min-height: 380px;
}

.placeholder-card {
  min-height: 220px;
}

.placeholder-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #ffffff;
  border: 1px solid var(--color-border-dark);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.placeholder-icon {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.placeholder-subtext {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: 6px;
}

/* ==========================================================================
   Sektionen & Inhaltsblöcke
   ========================================================================== */
.section {
  padding: 64px 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px auto;
}

.section-tagline {
  display: inline-block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.section-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 12px;
}

.section-description {
  font-size: 16px;
  color: var(--color-text-muted);
}

/* Hero Section */
.hero-section {
  padding: 56px 0 64px 0;
  background-color: var(--color-bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(37, 99, 235, 0.08);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero-lead {
  font-size: 17px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.hero-checklist {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--color-text);
}

.hero-checklist li svg {
  width: 18px;
  height: 18px;
  color: #16a34a;
  stroke: currentColor;
  stroke-width: 2.5;
  fill: none;
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Feature Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.feature-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background-color: var(--color-bg-muted);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-badge-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.feature-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.feature-card-text {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Split Content Section */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
}

.split-content h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.25;
}

.split-content p {
  font-size: 15.5px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* FAQ Accordion (kompatibel mit CMS FAQ Engine) */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 18px 20px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
}

.faq-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

.faq-answer {
  display: none;
  padding: 0 20px 20px 20px;
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.6;
  border-top: 1px solid var(--color-border);
  margin-top: -4px;
  padding-top: 14px;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-icon svg {
  transform: rotate(180deg);
}

/* Kontakt-Formular Box */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-box {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-item {
  display: flex;
  gap: 14px;
}

.contact-info-icon {
  width: 36px;
  height: 36px;
  background: var(--color-bg-muted);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.contact-info-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-info-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

.contact-form-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 14.5px;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--color-text);
  outline: none;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--color-accent);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

/* Dynamisches CMS-Formular aus dem Backend */
.kf-form .kf-field label {
  color: var(--color-primary);
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 6px;
}
.kf-form .kf-field input,
.kf-form .kf-field textarea,
.kf-form .kf-field select {
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius) !important;
  background: #ffffff !important;
  color: var(--color-text) !important;
  font-family: inherit !important;
  font-size: 14.5px !important;
  padding: 10px 14px !important;
}
.kf-form .kf-field input:focus,
.kf-form .kf-field textarea:focus,
.kf-form .kf-field select:focus {
  border-color: var(--color-accent) !important;
}
.kf-form button[type="submit"] {
  width: 100%;
  height: 44px;
  background: var(--color-accent) !important;
  color: #ffffff !important;
  border-radius: var(--radius) !important;
  font-size: 15px !important;
  font-weight: 600 !important;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  border-top: 1px solid #1e293b;
  padding: 64px 0 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid #1e293b;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-about-text {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.6;
  margin-top: 12px;
  max-width: 320px;
}

.footer-address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: #94a3b8;
}

.footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #cbd5e1;
  margin-top: 8px;
}

.footer-contact-link svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
}

.footer-links-list a {
  color: #94a3b8;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: #64748b;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-bottom-links a {
  color: #94a3b8;
}

/* ==========================================================================
   Responsive / Mobile Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .split-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  .mobile-toggle-btn {
    display: inline-flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
    padding: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-list {
    flex-direction: column;
    width: 100%;
    align-items: flex-start;
  }
  .nav-list li {
    width: 100%;
  }
  .nav-link {
    width: 100%;
    padding: 10px 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}