/* Design: „Industrie-Metrik Kontrollraum“ – datengetrieben, technisch, produktionsnah */
:root {
  --color-bg: #e8edf2;
  --color-surface: #fbfcfe;
  --color-ink: #0a1628;
  --color-ink-muted: #3d4f63;
  --color-border: #b8c5d4;
  --color-primary: #0b4f6c;
  --color-primary-hover: #073a4f;
  --color-primary-rgb: 11, 79, 108;
  --color-accent: #c2410c;
  --color-accent-soft: #ffedd5;
  --color-success: #047857;
  --color-urgent-bg: #fff7ed;
  --color-urgent-border: #ea580c;
  --font-display: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --shadow-sm: 0 1px 0 rgba(10, 22, 40, 0.06), 0 1px 3px rgba(10, 22, 40, 0.04);
  --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.08);
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5rem;
  --max-width: 1140px;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-primary-hover);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-ink);
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(1.85rem, 3.6vw, 2.75rem);
  max-width: 38ch;
}

h1 {
  font-size: clamp(1.95rem, 3.5vw, 2.65rem);
  margin: 0 0 var(--space-md);
}

h2 {
  font-size: clamp(1.55rem, 2.8vw, 2.1rem);
  margin: var(--space-xl) 0 var(--space-md);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  margin: var(--space-lg) 0 var(--space-sm);
}

h4 {
  font-size: 1.1rem;
  margin: var(--space-md) 0 var(--space-xs);
}

p {
  margin: 0 0 var(--space-md);
  color: var(--color-ink-muted);
}

.lead {
  font-size: 1.2rem;
  color: var(--color-ink-muted);
  max-width: 58ch;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  left: 12px;
  top: 12px;
  width: auto;
  height: auto;
  padding: 0.5rem 1rem;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  z-index: 9999;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 252, 254, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: var(--space-md);
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  text-decoration: none;
  color: var(--color-ink);
}

.logo:hover {
  color: var(--color-primary);
}

.logo-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.logo-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.nav-primary {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-list > li {
  position: relative;
}

.nav-list > li > a {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-list > li > a:hover,
.nav-list > li > a[aria-current="page"] {
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
}

.sub-nav {
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 220px;
  padding: var(--space-sm);
  margin: 0;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}

.has-sub:hover .sub-nav,
.has-sub:focus-within .sub-nav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.sub-nav a {
  display: block;
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.sub-nav a:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(180deg, #ea580c 0%, var(--color-accent) 100%);
  color: #fffaf5;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.18);
}

.btn-primary:hover {
  background: linear-gradient(180deg, #f97316 0%, #9a3412 100%);
  color: #fffaf5;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
}

.header-cta .btn {
  white-space: nowrap;
}

main {
  overflow-x: clip;
}

.section {
  padding: var(--space-xl) var(--space-md);
}

.section-tight {
  padding: var(--space-lg) var(--space-md);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero {
  padding: var(--space-2xl) var(--space-md) var(--space-xl);
  background: linear-gradient(168deg, #dfe9f0 0%, var(--color-bg) 48%, #f8fafc 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(var(--color-primary-rgb), 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--color-primary-rgb), 0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 92%);
  pointer-events: none;
}

.hero-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
}

.hero-visual-deco {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md), inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  border: 1px solid var(--color-border);
  background:
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 11px,
      rgba(var(--color-primary-rgb), 0.06) 11px,
      rgba(var(--color-primary-rgb), 0.06) 12px
    ),
    linear-gradient(145deg, #c5d9e8 0%, #e8eef4 45%, #b8dcc8 100%);
}

.hero-badge {
  position: absolute;
  bottom: -12px;
  left: 24px;
  background: var(--color-ink);
  color: #e2eef8;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.urgent-strip {
  background: var(--color-urgent-bg);
  border: 1px solid var(--color-urgent-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
}

.urgent-strip strong {
  color: var(--color-ink);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

@media (max-width: 1024px) {
  .grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .grid-5 {
    grid-template-columns: 1fr;
  }
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--color-primary);
}

.card h3 {
  margin-top: 0;
}

.stat {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: -0.04em;
}

.ladder {
  counter-reset: step;
  display: grid;
  gap: var(--space-md);
}

.ladder-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  align-items: start;
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.ladder-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-accent);
  line-height: 1;
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.quote {
  margin: 0;
  font-style: italic;
  color: var(--color-ink-muted);
}

.quote footer {
  margin-top: var(--space-sm);
  font-style: normal;
  font-weight: 700;
  color: var(--color-ink);
  font-size: 0.9rem;
}

.site-footer {
  background: var(--color-ink);
  color: #c5d0d8;
  padding: var(--space-xl) var(--space-md);
  margin-top: var(--space-2xl);
}

.site-footer a {
  color: #e8eef2;
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-lg);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
}

form .field {
  margin-bottom: var(--space-md);
}

form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
  color: var(--color-ink);
}

form input,
form select,
form textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-surface);
}

form textarea {
  min-height: 140px;
  resize: vertical;
}

form input:focus,
form select:focus,
form textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.alert-success {
  background: #e6f4ea;
  border: 1px solid #2d6a4f;
  color: #1b4332;
}

.alert-error {
  background: #fde8e8;
  border: 1px solid #c1121f;
  color: #590d22;
}

.two-col-aside {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-xl);
  align-items: start;
}

.aside-box {
  position: sticky;
  top: calc(var(--header-h) + var(--space-md));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .testimonials {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .two-col-aside {
    grid-template-columns: 1fr;
  }

  .aside-box {
    position: static;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-primary {
    position: absolute;
    left: 0;
    right: 0;
    top: var(--header-h);
    flex-direction: column;
    align-items: stretch;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    gap: var(--space-sm);
    display: none;
  }

  .nav-primary.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .sub-nav {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-accent-soft);
    margin-top: var(--space-xs);
    margin-left: var(--space-sm);
    display: block;
  }

  .header-cta {
    width: 100%;
  }

  .header-cta .btn {
    width: 100%;
    justify-content: center;
  }
}

.page-hero {
  background: linear-gradient(110deg, #d8e4ee 0%, #fbfcfe 55%);
  padding: var(--space-xl) var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  margin-bottom: var(--space-sm);
}

.prose ul {
  padding-left: 1.25rem;
  color: var(--color-ink-muted);
}

.prose li {
  margin-bottom: 0.35rem;
}

/* —— Conversion: Countdown, Modal, Sticky CTA, Exit-Intent —— */
body.has-sticky-cta {
  padding-bottom: 5.5rem;
}

.countdown-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  background: linear-gradient(90deg, #fff8e6 0%, #fdebd0 100%);
  border: 1px solid var(--color-urgent-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.countdown-bar strong {
  color: var(--color-ink);
}

.countdown-digits {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

.sticky-cta-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  display: flex;
  justify-content: center;
  padding: var(--space-sm) var(--space-md);
  padding-bottom: max(var(--space-sm), env(safe-area-inset-bottom));
  background: linear-gradient(180deg, transparent 0%, rgba(20, 33, 43, 0.12) 30%, rgba(20, 33, 43, 0.55) 100%);
  pointer-events: none;
}

.sticky-cta-bar .btn {
  pointer-events: auto;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.2);
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(20, 33, 43, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: var(--space-md);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-panel {
  background: var(--color-surface);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  max-width: 520px;
  width: 100%;
  max-height: min(92vh, 720px);
  overflow: auto;
  box-shadow: var(--shadow-md);
  transform: translateY(12px);
  transition: transform 0.22s ease;
}

.modal-backdrop.is-open .modal-panel {
  transform: translateY(0);
}

@media (min-width: 560px) {
  .modal-backdrop {
    align-items: center;
  }

  .modal-panel {
    border-radius: var(--radius-lg);
  }
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-surface);
  z-index: 1;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-ink-muted);
  padding: 0.25rem;
}

.modal-body {
  padding: var(--space-lg);
}

.exit-popup-backdrop {
  position: fixed;
  inset: 0;
  z-index: 280;
  background: rgba(20, 33, 43, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
}

.exit-popup-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.exit-popup {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 440px;
  width: 100%;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.funder-wizard {
  min-height: 280px;
}

.funder-progress {
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin-bottom: var(--space-lg);
  overflow: hidden;
}

.funder-progress span {
  display: block;
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.25s ease;
}

.funder-step h3 {
  margin-top: 0;
}

.funder-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.funder-options button {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, background 0.15s;
}

.funder-options button:hover,
.funder-options button:focus-visible {
  border-color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
}

.funder-options button.is-selected {
  border-color: var(--color-accent);
  background: var(--color-urgent-bg);
}

.funder-nav-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.funder-result {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: #e6f4ea;
  border: 1px solid var(--color-success);
  margin-bottom: var(--space-md);
}

.funder-result.is-soft {
  background: #fff8e6;
  border-color: var(--color-urgent-border);
}

.snippet-answer {
  background: rgba(var(--color-primary-rgb), 0.09);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-md) 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-ink);
}

.schema-org {
  display: none;
}