/* ============================================
   Open House of Energy — Latentwärme Landingpage
   Brand: tech-präzise, conversion-orientiert
   ============================================ */

:root {
  /* Farben — OHoE Brand */
  --color-ink: #0a1929;
  --color-ink-soft: #1e293b;
  --color-text: #334155;
  --color-text-muted: #64748b;
  --color-bg: #ffffff;
  --color-bg-soft: #f8fafc;
  --color-bg-tint: #f1f5f9;
  --color-border: #e2e8f0;
  --color-accent: #c8252c;        /* OHoE-Rot (Markenfarbe) */
  --color-accent-dark: #a01d23;
  --color-accent-light: #fde2e3;
  --color-accent-soft: #fef0f1;
  /* Brand-konform: nur ein Akzent pro Seite — Orange + Grün entfernt, durch Rot/Grau ersetzt */
  --color-warm: #c8252c;          /* identisch zu Akzent — Compliance-Hervorhebung */
  --color-warm-bg: #fef0f1;
  --color-success: #c8252c;       /* identisch zu Akzent — keine zweite Akzentfarbe */

  /* Type Scale */
  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1.0625rem;
  --text-lg: 1.1875rem;
  --text-xl: 1.4rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.25rem;
  --text-4xl: 3rem;
  --text-5xl: 3.75rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 7rem;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Brand-konform: keine Schatten — flache Flächen mit klaren Konturen.
     Variablen bleiben definiert (none) für Rückwärtskompatibilität. */
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
}

/* Reset */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-accent-dark); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* Headlines */
h1, h2, h3, h4 {
  font-family: 'Inter', sans-serif;
  color: var(--color-ink);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 700;
}
h1 { font-size: var(--text-5xl); font-weight: 800; letter-spacing: -0.03em; }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-xl); }

.accent { color: var(--color-accent); }

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 500;
  display: inline-block;
  margin-bottom: 1rem;
}

.section-title { margin-bottom: 1.25rem; }
.section-lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 800px;
  margin-bottom: 3rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.6rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--text-base);
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1.5px solid transparent;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary {
  background: var(--color-accent);
  color: white;
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  color: white;
}
.btn-secondary {
  background: white;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-ink); }
.btn-sm { padding: 0.6rem 1.1rem; font-size: var(--text-sm); }
.btn-block { width: 100%; }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
  gap: 1rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-ink);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
}
.logo:hover { color: var(--color-ink); }
.logo-img {
  height: 32px;
  width: auto;
  display: block;
  max-width: 100%;
}
@media (max-width: 640px) {
  .logo-img { height: 26px; max-width: 220px; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 5rem 0 4rem;
  background: var(--color-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4rem;
}
.hero-title {
  margin-bottom: 1.5rem;
}
.hero-emphasis {
  color: var(--color-accent);
  font-weight: 700;
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: 2rem;
  max-width: 580px;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}
.trust-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Sankey Visualisierung */
.hero-visual {
  display: flex;
  justify-content: center;
}
.sankey {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: white;
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  width: 100%;
  max-width: 480px;
}
.sankey-source, .sankey-sink {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
  min-width: 0;
}
.stream {
  padding: 0.85rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  text-align: center;
  color: white;
  line-height: 1.2;
  word-break: break-word;
  hyphens: auto;
}
.stream.small { padding: 0.5rem 0.5rem; opacity: 0.85; }
.stream-loss { background: #5b5b5b; }
.stream-save { background: var(--color-accent); }
.sankey-arrow { color: var(--color-text-muted); font-size: 1.2rem; flex-shrink: 0; }
.pcm-block {
  background: var(--color-ink);
  color: white;
  padding: 1rem 0.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  min-width: 95px;
  flex-shrink: 0;
}
.pcm-label { font-size: var(--text-xs); font-weight: 700; margin-bottom: 0.3rem; letter-spacing: 0.05em; }
.pcm-temp { font-size: 0.7rem; color: var(--color-accent-light); margin-bottom: 0.6rem; font-family: 'JetBrains Mono', monospace; }
.pcm-bars { display: flex; gap: 3px; justify-content: center; }
.pcm-bars span {
  width: 8px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: pcm-pulse 2s ease-in-out infinite;
}
.pcm-bars span:nth-child(2) { animation-delay: 0.2s; }
.pcm-bars span:nth-child(3) { animation-delay: 0.4s; }
.pcm-bars span:nth-child(4) { animation-delay: 0.6s; }
@keyframes pcm-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Logo-Bar */
.logo-bar {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  text-align: center;
}
.logo-bar-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  font-weight: 500;
}
.logo-bar-list {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.logo-bar-list span {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
  opacity: 0.7;
}

/* ============================================
   SECTIONS — generic
   ============================================ */
.section {
  padding: var(--space-2xl) 0;
}
.section-problem { background: var(--color-bg-soft); }
.section-solution { background: var(--color-bg); }
.section-process { background: var(--color-bg-soft); }
.section-branchen { background: var(--color-bg); }
.section-calculator { background: var(--color-ink); color: white; }
.section-calculator .section-title,
.section-calculator .eyebrow { color: white; }
.section-calculator .eyebrow { color: var(--color-accent-light); }
.section-calculator .section-lead { color: rgba(255,255,255,0.75); }
.section-compliance { background: var(--color-bg-soft); }
.section-cases { background: var(--color-bg); }
.section-funding { background: var(--color-bg-soft); }
.section-faq { background: var(--color-bg); }
.section-final-cta { background: var(--color-accent); color: white; }
.section-final-cta .section-title,
.section-final-cta .eyebrow { color: white; }
.section-final-cta .eyebrow { color: var(--color-accent-light); }

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
}
.problem-card {
  background: white;
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.problem-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}
.problem-card h3 {
  margin-bottom: 0.85rem;
  color: var(--color-ink);
}
.problem-card p { margin-bottom: 0.75rem; }
.problem-detail {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 0.85rem;
  margin-top: 0.85rem;
}

.problem-cost {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 2.5rem 0;
}
.cost-stat:nth-child(2) { border-left-color: #5b5b5b; }
.cost-stat:nth-child(2) .cost-value { color: var(--color-ink); }
.cost-stat {
  background: white;
  padding: 1.75rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
}
.cost-stat-warn { border-left-color: var(--color-accent); background: var(--color-accent-soft); }
.cost-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-ink);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.cost-stat-warn .cost-value { color: var(--color-accent); }
.cost-label { font-size: var(--text-sm); color: var(--color-text-muted); }
.cost-label small { font-size: 0.75rem; opacity: 0.8; }

.problem-pullquote {
  font-size: var(--text-xl);
  color: var(--color-ink);
  border-left: 4px solid var(--color-accent);
  padding: 1.25rem 0 1.25rem 1.75rem;
  margin-top: 2.5rem;
  line-height: 1.45;
}

/* ============================================
   SOLUTION SECTION
   ============================================ */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
}
.solution-card {
  background: var(--color-bg-soft);
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.solution-icon {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
  line-height: 1;
}
.solution-card h3 { margin-bottom: 0.75rem; }
.solution-card p { margin-bottom: 0.75rem; }
.solution-detail {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
}

.pcm-table-wrap {
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.pcm-table, .funding-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  font-size: var(--text-sm);
}
.pcm-table th, .funding-table th {
  background: var(--color-ink);
  color: white;
  text-align: left;
  padding: 1rem 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.pcm-table td, .funding-table td {
  padding: 0.95rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.pcm-table tr:last-child td, .funding-table tr:last-child td { border-bottom: 0; }
.highlight-row { background: var(--color-accent-light); }

.eaas-callout {
  background: var(--color-ink);
  color: white;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  margin-top: 2rem;
}
.eaas-callout h3 { color: white; margin-bottom: 1rem; }
.eaas-callout p { color: rgba(255,255,255,0.85); font-size: var(--text-lg); margin-bottom: 0; }
.eaas-callout strong { color: var(--color-accent-light); }

/* ============================================
   PROCESS SECTION
   ============================================ */
.process-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.process-step {
  background: white;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  position: relative;
}
.process-num {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}
.process-step h3 { margin-bottom: 0.75rem; font-size: var(--text-lg); }
.process-step p { font-size: var(--text-sm); color: var(--color-text); }

/* ============================================
   BRANCHEN TABS
   ============================================ */
.branchen-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0;
}
.tab {
  background: transparent;
  border: 0;
  padding: 0.85rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-family: inherit;
  transition: all 0.2s;
}
.tab:hover { color: var(--color-ink); }
.tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.branche-panel { display: none; padding: 2rem 0; }
.branche-panel.active { display: block; }
.branche-panel h3 { margin-bottom: 1.5rem; font-size: var(--text-2xl); }

.branche-detail {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1rem 2rem;
  font-size: var(--text-base);
}
.branche-detail dt {
  font-weight: 600;
  color: var(--color-accent);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
}

/* ============================================
   ROI-RECHNER
   ============================================ */
.calc-wrap {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-top: 2rem;
  backdrop-filter: blur(10px);
}
.calc-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  margin-bottom: 2.5rem;
}
.calc-row { display: flex; flex-direction: column; gap: 0.5rem; }
.calc-row label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.9);
}
.calc-value {
  color: var(--color-accent-light);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
}
.calc-row select,
.calc-row input[type="range"] {
  font-family: inherit;
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
}
.calc-row select {
  background: white;
  color: var(--color-ink);
  padding: 0.7rem 1rem;
  border: 1px solid rgba(255,255,255,0.1);
}
.calc-row input[type="range"] {
  width: 100%;
  accent-color: var(--color-accent);
}
.calc-row small {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}
.result-card {
  background: white;
  color: var(--color-ink);
  padding: 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.result-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.result-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--color-ink);
  margin-bottom: 0.4rem;
}
.result-save .result-value { color: var(--color-accent); }
.result-co2 .result-value { color: var(--color-ink); }
.result-payback .result-value { color: var(--color-ink); }
.result-card small {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: block;
  line-height: 1.4;
}

.calc-logic {
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
}
.calc-logic summary {
  cursor: pointer;
  font-weight: 600;
  color: white;
}
.calc-logic ul {
  margin: 1rem 0 0.5rem 1.25rem;
  padding: 0;
}
.calc-logic li { margin-bottom: 0.35rem; }
.calc-logic p { font-size: var(--text-xs); margin-top: 0.75rem; opacity: 0.7; }

.calc-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   COMPLIANCE SECTION
   ============================================ */
.compliance-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: start;
}
.compliance-grid p { margin-bottom: 1rem; }
.compliance-grid .btn { margin-top: 1rem; }

.compliance-card {
  background: white;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-accent);
}
.compliance-deadline {
  font-size: var(--text-5xl);
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.03em;
  line-height: 1;
}
.compliance-deadline-label {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  font-size: var(--text-sm);
}
.compliance-card hr { border: 0; border-top: 1px solid var(--color-border); margin: 1rem 0; }
.compliance-card ul { list-style: none; }
.compliance-card li {
  padding: 0.35rem 0 0.35rem 1.4rem;
  position: relative;
  font-size: var(--text-sm);
}
.compliance-card li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 700;
  position: absolute;
  left: 0;
}

/* ============================================
   CASES
   ============================================ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}
.case-card {
  background: var(--color-bg-soft);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.case-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.3rem 0.7rem;
  border-radius: 99px;
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
}
.case-card h3 { margin-bottom: 1rem; }
.case-facts {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.case-facts li {
  font-size: var(--text-sm);
  padding-left: 0;
  line-height: 1.5;
}

.quote-block {
  background: var(--color-ink);
  color: white;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  margin-top: 2rem;
  font-size: var(--text-lg);
  font-style: italic;
}
.quote-block p { margin-bottom: 1rem; }
.quote-block cite {
  font-size: var(--text-sm);
  color: var(--color-accent-light);
  font-style: normal;
  font-weight: 600;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 2rem;
  max-width: 900px;
}
.faq-list details {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  transition: all 0.2s;
}
.faq-list details[open] {
  background: white;
  border-color: var(--color-accent);
}
.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-ink);
  list-style: none;
  position: relative;
  padding-right: 2rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--color-accent);
  font-weight: 400;
  transition: transform 0.2s;
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--text-sm);
  line-height: 1.65;
}

/* ============================================
   FINAL CTA
   ============================================ */
.final-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.final-cta-grid p { color: rgba(255,255,255,0.92); margin-bottom: 1.5rem; font-size: var(--text-lg); }
.final-trust {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  color: rgba(255,255,255,0.85);
  font-size: var(--text-sm);
  font-weight: 500;
}

.cta-form {
  background: white;
  color: var(--color-ink);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.cta-form h3 { margin-bottom: 0.5rem; }
.cta-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
}
.cta-form input,
.cta-form select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 400;
  transition: border-color 0.2s;
}
.cta-form input:focus,
.cta-form select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-secondary {
  font-size: var(--text-sm);
  text-align: center;
  margin-top: 0.5rem;
}
.cta-form small {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 0.5rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.7);
  padding: 2rem 0;
  font-size: var(--text-sm);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer a { color: rgba(255,255,255,0.85); }
.footer a:hover { color: var(--color-accent-light); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  h1 { font-size: 2.75rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .problem-grid, .solution-grid, .case-grid { grid-template-columns: 1fr; }
  .problem-cost { grid-template-columns: 1fr; }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .calc-form { grid-template-columns: 1fr; }
  .calc-results { grid-template-columns: 1fr; }
  .compliance-grid, .final-cta-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .section { padding: 4rem 0; }
}
@media (max-width: 640px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.7rem; }
  .hero { padding: 3rem 0 2.5rem; }
  .calc-wrap { padding: 1.5rem; }
  .process-list { grid-template-columns: 1fr; }
  .logo-bar-list { gap: 1.25rem; }
  .logo-bar-list span { font-size: 0.9rem; }
  .branche-detail { grid-template-columns: 1fr; gap: 0.3rem 0; }
  .branche-detail dt { margin-top: 0.75rem; }
  .branchen-tabs { overflow-x: auto; flex-wrap: nowrap; }
  .tab { flex-shrink: 0; }
  .cta-form { padding: 1.75rem; }
}
/* ============================================
   HubSpot-Form auf rotem Final-CTA-Hintergrund
   ============================================ */
.section-final-cta .hbspt-form,
.section-final-cta .hs-form {
  color: white;
}

/* Labels (Vorname, Nachname, E-Mail etc.) */
.section-final-cta .hs-form-field > label,
.section-final-cta .hs-form-field > label span {
  color: white !important;
  font-weight: 600;
}

/* Pflichtfeld-Sternchen */
.section-final-cta .hs-form-required {
  color: #ffd0d2 !important;
}

/* Helper-Text unter Feldern (z.B. "Sie finden den Wert..." ) */
.section-final-cta .hs-field-desc,
.section-final-cta .hs-form-field legend {
  color: rgba(255,255,255,0.85) !important;
  font-size: 0.85rem;
}

/* Datenschutzhinweis und Consent-Texte */
.section-final-cta .legal-consent-container,
.section-final-cta .legal-consent-container *,
.section-final-cta .hs-richtext,
.section-final-cta .hs-richtext * {
  color: white !important;
}

/* Datenschutz-Links im Consent-Block */
.section-final-cta .legal-consent-container a,
.section-final-cta .hs-richtext a {
  color: #ffd0d2 !important;
  text-decoration: underline;
}

/* Eingabefelder selbst */
.section-final-cta .hs-input {
  background: white !important;
  color: var(--color-ink) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-sm) !important;
  padding: 0.75rem 1rem !important;
  font-family: inherit !important;
  font-size: 1rem !important;
  width: 100% !important;
}
.section-final-cta .hs-input:focus {
  outline: none !important;
  border-color: white !important;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.3) !important;
}

/* Checkbox-Beschriftung */
.section-final-cta .hs-form-booleancheckbox label,
.section-final-cta .hs-form-booleancheckbox label span {
  color: white !important;
}

/* Senden-Button */
.section-final-cta .hs-button {
  background: white !important;
  color: var(--color-accent) !important;
  border: 0 !important;
  border-radius: var(--radius-md) !important;
  padding: 0.95rem 1.6rem !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  font-family: inherit !important;
  cursor: pointer !important;
  width: 100% !important;
  margin-top: 0.5rem !important;
}
.section-final-cta .hs-button:hover {
  background: var(--color-accent-soft) !important;
  color: var(--color-accent-dark) !important;
}

/* Fehlermeldungen */
.section-final-cta .hs-error-msg,
.section-final-cta .hs-error-msgs {
  color: #ffd0d2 !important;
  font-size: 0.85rem !important;
}

/* Abstand zwischen Form-Feldern */
.section-final-cta .hs-form-field {
  margin-bottom: 1.25rem !important;
}

/* Wrapper-Box drumherum entfernen — wir haben schon den CTA-Bereich */
.section-final-cta .cta-form {
  background: transparent !important;
  border: 0 !important;
  padding: 0 !important;
}

/* Headline „Potenzialanalyse buchen" weiß lassen */
.section-final-cta .cta-form h3 {
  color: white !important;
  margin-bottom: 1.25rem;
}
/* ============================================
   FIX: Footer auf rotem Hintergrund + Senden-Button
   ============================================ */

/* Footer NICHT auf Rot — eigene dunkle Fläche */
.footer {
  background: var(--color-ink) !important;
  color: rgba(255,255,255,0.7) !important;
  padding: 2rem 0 !important;
}
.footer .footer-inner {
  background: transparent !important;
  border: 0 !important;
}
.footer a {
  color: rgba(255,255,255,0.85) !important;
}
.footer a:hover {
  color: white !important;
}
.footer strong {
  color: white !important;
}

/* Senden-Button — höhere Spezifität, damit HubSpot-Inline-CSS überschrieben wird */
.section-final-cta form.hs-form input.hs-button,
.section-final-cta form.hs-form input[type="submit"],
.section-final-cta .hs-button.primary {
  background-color: white !important;
  background: white !important;
  color: var(--color-accent) !important;
  border: 0 !important;
  border-radius: 8px !important;
  padding: 0.95rem 2rem !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  font-family: inherit !important;
  cursor: pointer !important;
  width: auto !important;
  min-width: 240px !important;
  margin-top: 1rem !important;
  transition: all 0.2s ease !important;
}

.section-final-cta form.hs-form input.hs-button:hover,
.section-final-cta form.hs-form input[type="submit"]:hover,
.section-final-cta .hs-button.primary:hover {
  background-color: var(--color-accent-soft) !important;
  background: var(--color-accent-soft) !important;
  color: var(--color-accent-dark) !important;
  transform: translateY(-1px);
}

/* Senden-Button-Wrapper auch /* ============================================
   FIX: Pflichtfeld-Stern (*) neben Label
   ============================================ */

/* Label und Stern in eine Zeile zwingen */
.section-final-cta .hs-form-field > label {
  display: inline-block !important;
  white-space: nowrap !important;
}

.section-final-cta .hs-form-required {
  display: inline !important;
  margin-left: 0.25rem !important;
  white-space: nowrap !important;
  color: #ffd0d2 !important;
  font-weight: 700 !important;
}

/* Sicherheitsregel — Stern wird nie zu einer eigenen Block-Zeile */
.section-final-cta .hs-form-required,
.section-final-cta label .hs-form-required {
  display: inline !important;
  float: none !important;
  clear: none !important;
  position: static !important;
}transparent */
.section-final-cta .hs_submit,
.section-final-cta .hs-submit,
.section-final-cta .actions {
  background: transparent !important;
  border: 0 !important;
  padding: 0 !important;
}

/* Falls Container um den Footer noch rot ist */
.section-final-cta + .footer,
section + .footer {
  background: var(--color-ink) !important;
}

/* rebuild 20260517-2004 */
/* ============================================
   FIX: Pflichtfeld-Stern (*) neben Label
   ============================================ */

/* Label und Stern in eine Zeile zwingen */
.section-final-cta .hs-form-field > label {
  display: inline-block !important;
  white-space: nowrap !important;
}

.section-final-cta .hs-form-required {
  display: inline !important;
  margin-left: 0.25rem !important;
  white-space: nowrap !important;
  color: #ffd0d2 !important;
  font-weight: 700 !important;
}

/* Sicherheitsregel — Stern wird nie zu einer eigenen Block-Zeile */
.section-final-cta .hs-form-required,
.section-final-cta label .hs-form-required {
  display: inline !important;
  float: none !important;
  clear: none !important;
  position: static !important;
}
/* ============================================
   FIX: Consent-Checkbox (Datenschutz-Häkchen)
   ============================================ */

/* Bullet-Punkte (•) der Liste entfernen */
.section-final-cta .legal-consent-container ul,
.section-final-cta .legal-consent-container ol,
.section-final-cta .inputs-list {
  list-style: none !important;
  padding-left: 0 !important;
  margin-left: 0 !important;
}

.section-final-cta .legal-consent-container li,
.section-final-cta .hs-form-booleancheckbox {
  list-style: none !important;
  padding-left: 0 !important;
}

/* Label um Checkbox: Flexbox damit Häkchen links direkt neben Text */
.section-final-cta .hs-form-booleancheckbox label,
.section-final-cta .legal-consent-container label {
  display: flex !important;
  align-items: flex-start !important;
  gap: 0.75rem !important;
  cursor: pointer !important;
  line-height: 1.5 !important;
}

/* Checkbox-Kästchen größer */
.section-final-cta input[type="checkbox"] {
  width: 22px !important;
  height: 22px !important;
  min-width: 22px !important;
  margin: 0 !important;
  margin-top: 2px !important;
  flex-shrink: 0 !important;
  cursor: pointer !important;
  accent-color: var(--color-accent) !important;
}

/* Text neben Checkbox: nicht fett (war zu dominant) */
.section-final-cta .hs-form-booleancheckbox label > span,
.section-final-cta .legal-consent-container label > span {
  font-weight: 400 !important;
  color: white !important;
  display: inline !important;
}
/* ============================================
   FIX: Consent-Checkbox (Datenschutz-Häkchen)
   ============================================ */

/* Bullet-Punkte (•) der Liste entfernen */
.section-final-cta .legal-consent-container ul,
.section-final-cta .legal-consent-container ol,
.section-final-cta .inputs-list {
  list-style: none !important;
  padding-left: 0 !important;
  margin-left: 0 !important;
}

.section-final-cta .legal-consent-container li,
.section-final-cta .hs-form-booleancheckbox {
  list-style: none !important;
  padding-left: 0 !important;
}

/* Label um Checkbox: Flexbox damit Häkchen links direkt neben Text */
.section-final-cta .hs-form-booleancheckbox label,
.section-final-cta .legal-consent-container label {
  display: flex !important;
  align-items: flex-start !important;
  gap: 0.75rem !important;
  cursor: pointer !important;
  line-height: 1.5 !important;
}

/* Checkbox-Kästchen größer */
.section-final-cta input[type="checkbox"] {
  width: 22px !important;
  height: 22px !important;
  min-width: 22px !important;
  margin: 0 !important;
  margin-top: 2px !important;
  flex-shrink: 0 !important;
  cursor: pointer !important;
  accent-color: var(--color-accent) !important;
}

/* Text neben Checkbox: nicht fett (war zu dominant) */
.section-final-cta .hs-form-booleancheckbox label > span,
.section-final-cta .legal-consent-container label > span {
  font-weight: 400 !important;
  color: white !important;
  display: inline !important;
}

/* rebuild 20260517-2046 */