:root {
  /* >>> Diese Farben auf die echten ZeuX-CI-Farben anpassen <<< */
  --brand-primary: #00548c;      /* Industrieblau */
  --brand-primary-dark: #003858;
  --brand-secondary: #f97316;    /* Orange Akzent */
  --brand-bg: #020617;
  --brand-bg-alt: #020b18;
  --brand-card: #0b1220;

  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;

  --radius-lg: 18px;
  --radius-md: 10px;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.7);
  --transition: 0.2s ease;
  --container-width: 1120px;
}

/* Global */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0b1120 0, #020617 40%, #000 100%);
  color: var(--text);
  line-height: 1.6;
}

/* Layout */

.container {
  width: 100%;
  max-width: var(--container-width);
  padding: 0 1.5rem;
  margin: 0 auto;
}

.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #020617 70%);
}

.section-header {
  text-align: center;
  margin-bottom: 2.6rem;
}

.section-header.align-left {
  text-align: left;
}

.section-header h2 {
  font-size: clamp(2rem, 3vw, 2.4rem);
  margin: 0 0 0.8rem;
}

.section-header p {
  margin: 0;
  color: var(--muted);
}

/* Header & Nav */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: linear-gradient(
    to bottom,
    rgba(2, 6, 23, 0.96),
    rgba(2, 6, 23, 0.8),
    transparent
  );
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-decoration: none;
}

.logo-main {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand-secondary);
}

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

.nav {
  display: flex;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.35rem 0.1rem;
  position: relative;
  transition: color var(--transition);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--brand-secondary),
    var(--brand-primary)
  );
  border-radius: 999px;
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 100%;
}

/* Mobile nav toggle */

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  margin: 4px 0;
  transition: transform var(--transition), opacity var(--transition);
}

/* Hero */

.hero {
  padding: 4rem 0 4.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.hero-eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-secondary);
  margin-bottom: 0.6rem;
}

.hero-text h1 {
  font-size: clamp(2.4rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

.highlight {
  color: var(--brand-secondary);
}

.hero-sub {
  color: var(--muted);
  max-width: 36rem;
  margin: 0 0 1.5rem;
}

.hero-bullets {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1.6rem;
}

.hero-bullet {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.95rem;
  color: var(--text);
}

.hero-bullet-icon {
  flex-shrink: 0;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-actions {
  margin-bottom: 0.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--muted);
}

.hero-image {
  display: flex;
  justify-content: center;
}

.hero-card {
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.2), rgba(15, 23, 42, 0.96));
  border-radius: 24px;
  padding: 1.9rem 1.75rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.3);
  max-width: 22rem;
}

.hero-card h2 {
  margin: 0 0 0.6rem;
}

.hero-card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.hero-card ul {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.95rem;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.6rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.1s;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--brand-secondary),
    var(--brand-primary)
  );
  color: #fff;
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.8);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.95);
}

.btn-outline {
  background: transparent;
  border-color: rgba(148, 163, 184, 0.5);
  color: var(--text);
}

.btn-outline:hover {
  background: rgba(15, 23, 42, 0.85);
}

.btn-block {
  width: 100%;
}

/* Cards & Grids */

.card {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.93));
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.8rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: var(--shadow-soft);
}

.grid {
  display: grid;
  gap: 1.8rem;
}

/* Zielgruppe */

.target-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.target-card h3 {
  margin-top: 0;
}

/* Vorteile */

.vorteile-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.vorteil-card h3 {
  margin-top: 0;
}

.vorteil-card p {
  margin-bottom: 0.2rem;
}

.vorteil-card .list {
  margin-top: 0.4rem;
}

.vorteil-card-accent {
  border-color: var(--brand-secondary);
}

/* Listen */

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
}

.list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

.list li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0.05rem;
  color: var(--brand-secondary);
}

/* Kompetenz */

.kompetenz-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.section-alt .card {
  background: linear-gradient(160deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.9));
}

/* Prozesse */

.prozess-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prozess-card h3 {
  margin-top: 0;
}

.prozess-card-accent {
  border-color: var(--brand-primary);
}

.prozess-note {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

/* Kontakt / Termin */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.contact-benefits {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-benefits li {
  margin-bottom: 0.3rem;
}

.contact-form {
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.25), rgba(15, 23, 42, 0.98));
}

.form-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-group {
  margin-bottom: 1rem;
}

.contact-form label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(15, 23, 42, 0.95);
  color: var(--text);
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--brand-secondary);
  box-shadow: 0 0 0 1px rgba(249, 115, 22, 0.7);
}

.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.choice {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.choice input {
  accent-color: var(--brand-secondary);
}

.form-note {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.form-privacy {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--muted);
}

/* Footer */

.footer {
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  padding: 1.6rem 0 2rem;
  background: radial-gradient(circle at top, #020617, #000);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text);
}

/* Responsiveness */

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-image {
    order: -1;
  }

  .target-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .vorteile-grid,
  .kompetenz-grid,
  .prozess-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 4rem;
  }

  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    inset-inline: 0;
    top: 4rem;
    background: rgba(2, 6, 23, 0.98);
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
  }

  .nav.open {
    max-height: 260px;
  }

  .nav-list {
    flex-direction: column;
    padding: 0.75rem 1.5rem 1.2rem;
  }

  .hero {
    padding-top: 3.2rem;
  }

  .form-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .target-grid,
  .vorteile-grid,
  .kompetenz-grid,
  .prozess-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .card {
    padding: 1.3rem 1.4rem;
  }

  .hero-card {
    padding: 1.4rem 1.35rem;
  }
}