/* =========================================================
   Grunddesign / RESET – Dark Theme passend zum Logo
   ========================================================= */

:root {
  --color-bg: #020617;           /* sehr dunkles Blau/Schwarz */
  --color-bg-alt: #02081b;       /* leicht heller Bereich */
  --color-surface: #020b1f;      /* Karten / Boxen */
  --color-primary: #22d3ee;      /* Neon-Cyan wie im Logo */
  --color-primary-dark: #0891b2;
  --color-text: #e5e7eb;         /* helles Grau */
  --color-text-muted: #9ca3af;
  --color-border: #1f2937;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.9);
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  background: radial-gradient(circle at top, #020d21 0, #020617 45%, #000 100%);
  color: var(--color-text);
  line-height: 1.6;
}

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

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* =========================================================
   Header & Navigation
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(2, 6, 23, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
}

.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

/* Logo als Bild, sauber skalieren */
.logo {
  display: inline-flex;
  align-items: center;
  height: 40px;
}

.logo img {
  height: 100%;
  width: auto;
}

/* Navigation Desktop */
.main-nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.main-nav a {
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  transition: background 0.12s ease, color 0.12s ease;
}

.main-nav a:hover {
  background: rgba(15, 23, 42, 0.9);
  color: var(--color-primary);
}

.main-nav .active {
  font-weight: 600;
  color: var(--color-primary);
}

.nav-cta {
  padding: 0.45rem 1rem;
  background: var(--color-primary);
  color: #020617 !important;
  border-radius: 999px;
  font-weight: 500;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.45);
}

.nav-cta:hover {
  background: #5eead4;
}

/* Mobile Toggle Button */
.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  font-size: 1.7rem;
  cursor: pointer;
  color: var(--color-text);
}

/* =========================================================
   Sections / Layout
   ========================================================= */

.section {
  padding: 4rem 0;
}

.section-alt {
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.85), rgba(2, 6, 23, 0.9));
}

.section-title {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.section-intro {
  max-width: 640px;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: #38bdf8;
  margin-bottom: 0.5rem;
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}

.three-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

/* =========================================================
   Hero
   ========================================================= */

.hero {
  padding-top: 4rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 2.25rem;
  line-height: 1.2;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

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

.hero-highlights li::before {
  content: "▹ ";
  color: var(--color-primary);
}

.hero-visual .card {
  background: radial-gradient(circle at top left, #22d3ee22, #020b1f 55%);
}

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: 0.12s ease;
  border: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #020617;
  box-shadow: 0 0 30px rgba(34, 211, 238, 0.6);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #5eead4;
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.95);
  color: var(--color-primary);
  border: 1px solid rgba(148, 163, 184, 0.6);
}

.btn-secondary:hover {
  background: rgba(15, 23, 42, 0.99);
}

/* =========================================================
   Cards & Info-Boxen
   ========================================================= */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.5rem;
}

.card {
  background: radial-gradient(circle at top, #22d3ee0f, #020b1f 50%);
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.95);
}

.card-link {
  margin-top: 0.7rem;
  display: inline-block;
  color: #67e8f9;
}

.card-link:hover {
  color: #a5f3fc;
}

.info-box {
  background: radial-gradient(circle at top, #22d3ee15, #020b1f 60%);
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

/* =========================================================
   Steps
   ========================================================= */

.steps {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.steps li {
  background: #020b1f;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

/* =========================================================
   Listen
   ========================================================= */

.list {
  padding-left: 1.1rem;
  margin: 0;
}

/* =========================================================
   Projekte (Übersicht & Detail)
   ========================================================= */

.project-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.2fr);
  gap: 1.25rem;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  background: #020b1f;
  box-shadow: var(--shadow-soft);
}

.project-card-muted {
  background: #02081b;
}

.project-card-main h2 {
  margin-top: 0;
  margin-bottom: 0.35rem;
}

.project-card-sub {
  margin-top: 0;
  margin-bottom: 0.8rem;
  color: var(--color-text-muted);
}

.project-card-side {
  align-self: center;
}

.project-card-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.project-meta {
  margin: 0;
  padding: 0;
}

.project-meta div {
  margin-bottom: 0.4rem;
}

.project-meta dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.project-meta dd {
  margin: 0;
  font-size: 0.95rem;
}

/* Tags */

.tag-list {
  list-style: none;
  margin: 0 0 0.75rem 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-list li {
  font-size: 0.8rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.08);
  color: #67e8f9;
}

/* Projekt-Detailseite */

.project-header {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.1fr);
  gap: 1.5rem;
  align-items: center;
}

.project-header-meta dl {
  margin: 0;
}

.project-header-meta dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.project-header-meta dd {
  margin: 0 0 0.5rem 0;
}

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.15fr);
  gap: 1.75rem;
}

.project-main h2 {
  margin-top: 0;
}

/* =========================================================
   Pricing
   ========================================================= */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.pricing-header h2 {
  margin-top: 0;
  margin-bottom: 0.35rem;
}

.pricing-sub {
  margin: 0;
  color: var(--color-text-muted);
}

.pricing-price {
  margin-top: 0.25rem;
  margin-bottom: 0.5rem;
}

.price {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
}

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

.pricing-card-highlight {
  border-color: var(--color-primary);
  box-shadow: 0 0 35px rgba(34, 211, 238, 0.4);
}

.pricing-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  background: var(--color-primary);
  color: #020617;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

/* =========================================================
   Formulare
   ========================================================= */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-weight: 500;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.7rem 0.9rem;
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  font-size: 1rem;
  background: #020617;
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.4);
}

/* =========================================================
   FAQ
   ========================================================= */

.faq {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq details {
  background: #020b1f;
  border-radius: 0.9rem;
  border: 1px solid var(--color-border);
  padding: 0.9rem 1.1rem;
  box-shadow: var(--shadow-soft);
}

.faq summary {
  cursor: pointer;
  font-weight: 500;
}

/* =========================================================
   CTA
   ========================================================= */

.section-cta {
  background: radial-gradient(circle at top, #22d3ee22, #020617 70%);
  color: var(--color-text);
}

.section-cta .section-title,
.section-cta h2 {
  color: #e0f2fe;
}

.cta-inner {
  text-align: center;
}

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  background: #020617;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
}

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

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

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

/* =========================================================
   Responsive / Mobile Navigation (Dropdown)
   ========================================================= */

@media (max-width: 900px) {

  .header-inner {
    height: 56px;
  }

  .two-col,
  .hero-inner,
  .project-card,
  .project-header,
  .project-layout {
    grid-template-columns: 1fr;
  }

  /* Mobile Navigation als Dropdown unter dem Header */
  .main-nav {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    padding: 1rem 1.5rem 1.25rem;
    background: #020617;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
    z-index: 100;
    box-shadow: 0 18px 35px rgba(15, 23, 42, 0.95);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    color: #e5e7eb;
    font-size: 1.05rem;
  }

  .main-nav .nav-cta {
    width: 100%;
    text-align: center;
    background: var(--color-primary);
    color: #020617 !important;
    padding: 0.8rem 1rem;
    margin-top: 0.5rem;
  }

  /* Toggle sichtbar */
  .nav-toggle {
    display: block;
  }
  /* =========================================================
   Projekt-Galerie
   ========================================================= */

.project-gallery {
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.project-gallery-item {
  background: #020b1f;
  border-radius: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  padding: 0.75rem;
  box-shadow: 0 0 30px rgba(15, 23, 42, 0.9);
}

.project-gallery-item img {
  width: 100%;
  border-radius: 0.75rem;
  display: block;
}

.project-gallery-item figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

/* breite Varianten für wichtige Screens */
.project-gallery-item--wide {
  grid-column: span 2;
}

@media (max-width: 700px) {
  .project-gallery-item--wide {
    grid-column: span 1;
  }
}

}