/* Eichner Systems – Modern Design */

:root {
  --anthracite: #333333;
  --darksurface: #2B2B29;
  --gray: #C9C9C5;
  --textgray: #8A8A86;
  --green: #6DB53D;
  --green-light: #8BD15A;
  --border: #E3E1DB;
  --bg: #ffffff;
  --bg-alt: #F4F3EF;
  --radius: 16px;
  --shadow: 0 10px 30px -12px rgba(51, 51, 51, 0.14);
  --font-head: 'Poppins', Verdana, Arial, sans-serif;
  --font-body: 'Poppins', Verdana, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--anthracite);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-head);
  color: var(--anthracite);
  line-height: 1.2;
  margin: 0 0 16px;
}

p { margin: 0 0 16px; color: var(--anthracite); }

a { color: var(--green); text-decoration: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

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

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

.logo-img {
  height: 38px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  color: var(--anthracite);
  font-size: 15px;
  font-weight: 500;
}

.main-nav a:hover { color: var(--green); }

.nav-cta {
  background: var(--green);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600 !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--anthracite);
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--green);
  color: #fff !important;
  box-shadow: 0 8px 20px -6px rgba(109, 181, 61, 0.45);
}

.btn-primary:hover { transform: translateY(-2px); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--anthracite) !important;
}

.btn-ghost:hover { border-color: var(--green); color: var(--green) !important; }

/* Hero */
.hero {
  position: relative;
  background: var(--anthracite);
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-glow {
  position: absolute;
  top: -220px;
  right: -160px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(109, 181, 61, 0.14), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -260px;
  left: -160px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.04), transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.eyebrow {
  color: var(--green-light);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.text-gradient {
  background: var(--green);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  color: #D9D7D1;
  font-size: 18px;
  max-width: 620px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero .btn-ghost {
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff !important;
}

.hero .btn-ghost:hover { border-color: var(--green-light); color: var(--green-light) !important; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 40px;
  margin: 0;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stats dt {
  font-family: var(--font-head);
  font-size: 26px;
  font-weight: 700;
  color: #fff;
}

.hero-stats dd {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--gray);
}

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--darksurface); position: relative; overflow: hidden; }
.section-dark h2, .section-dark .kicker { color: #fff; }
.section-dark .section-sub { color: var(--gray); }
.section-dark .container { position: relative; z-index: 1; }

.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(26px, 3.5vw, 36px); }
.section-sub { font-size: 17px; }

.kicker {
  color: var(--green);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.lead { font-size: 18px; color: var(--anthracite); }

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

.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: transparent;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(109, 181, 61, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--anthracite);
  margin-bottom: 20px;
}

.card-icon svg { width: 24px; height: 24px; }

.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { font-size: 15px; margin-bottom: 16px; }

.card-link { font-weight: 600; font-size: 14px; }

.card-new { border-color: var(--green-light); }

.badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--green);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

/* Detail sections */
.detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.detail-grid-rev .detail-visual { order: -1; }
.detail-grid-rev { grid-template-columns: 0.9fr 1.1fr; }

.feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 28px;
  display: grid;
  gap: 12px;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  color: var(--anthracite);
  font-size: 15px;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--green);
}

.visual-panel {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 30px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-panel-shot {
  padding: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.visual-panel-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

.visual-panel-icon {
  background: #fff;
  box-shadow: var(--shadow);
}

/* Feature grid (Warum wir) */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.feature-box h3 { color: #fff; font-size: 16px; margin-bottom: 10px; }
.feature-box p { color: var(--gray); font-size: 14px; margin-bottom: 0; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
}

.contact-info {
  display: grid;
  gap: 24px;
  align-content: start;
}

.contact-item {
  padding: 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
}

.contact-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--green);
  margin-bottom: 8px;
}

.contact-item p { margin: 0; color: var(--anthracite); font-size: 15px; }

.contact-form {
  display: grid;
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--anthracite);
}

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--anthracite);
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(109, 181, 61, 0.18);
}

.contact-form button { justify-self: start; }

/* Footer */
.site-footer {
  background: var(--darksurface);
  color: var(--gray);
  padding: 64px 0 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-tagline { margin-top: 14px; font-size: 14px; max-width: 280px; }

.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-nav a { color: var(--gray); font-size: 14px; }
.footer-nav a:hover { color: #fff; }

.footer-bottom {
  padding: 24px 0;
  font-size: 13px;
  text-align: center;
}

/* Legal pages */
.legal-page {
  padding: 140px 0 96px;
  max-width: 760px;
  margin: 0 auto;
}

.legal-page h1 { font-size: 32px; margin-bottom: 24px; }
.legal-page h2 { font-size: 20px; margin-top: 32px; }
.legal-page p { font-size: 15px; }
.legal-page a.back { display: inline-block; margin-bottom: 32px; font-weight: 600; }

/* Responsive */
@media (max-width: 900px) {
  .grid-2, .card-grid, .feature-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-grid, .detail-grid-rev { grid-template-columns: 1fr; }
  .detail-grid-rev .detail-visual { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .visual-panel { max-width: 320px; margin: 0 auto; }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-130%);
    transition: transform 0.25s ease;
  }

  .main-nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .hero-stats { grid-template-columns: repeat(2, auto); row-gap: 24px; }
  .card-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 96px 0 56px; }
}