/* qs-röntgen.de – Styling */
:root {
  --blue-900: #0b2545;
  --blue-700: #13315c;
  --blue-500: #1b4f8c;
  --blue-100: #eaf1fb;
  --accent: #0e9f8e;
  --accent-dark: #0b7d70;
  --gray-900: #1c1f26;
  --gray-600: #52596b;
  --gray-300: #d8dde6;
  --gray-100: #f6f8fb;
  --white: #ffffff;
  --radius: 10px;
  --shadow: 0 4px 18px rgba(11, 37, 69, 0.08);
  --maxw: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--gray-900);
  line-height: 1.65;
  background: var(--white);
}

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

a { color: var(--blue-500); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header.site-header {
  background: var(--blue-900);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: 0.2px;
}
.brand span { color: var(--accent); }
nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 0;
}
nav.main-nav a {
  color: var(--gray-300);
  font-size: 0.94rem;
  font-weight: 500;
}
nav.main-nav a:hover { color: var(--white); text-decoration: none; }
.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
}
.nav-cta:hover { background: var(--accent-dark); text-decoration: none; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 60%, var(--blue-500) 100%);
  color: var(--white);
  padding: 72px 0 64px;
}
.hero .wrap { display: flex; flex-wrap: wrap; gap: 40px; align-items: center; }
.hero-text { flex: 1 1 480px; }
.eyebrow {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  letter-spacing: 0.4px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: 2.35rem;
  line-height: 1.25;
  margin: 0 0 18px;
}
.hero p.lead {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 560px;
  margin: 0 0 28px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-dark); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.5); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); text-decoration: none; }

.hero-card {
  flex: 1 1 320px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  padding: 26px;
  backdrop-filter: blur(2px);
}
.hero-card h3 { margin-top: 0; font-size: 1rem; color: var(--white); }
.hero-card ul { padding-left: 20px; margin: 12px 0 0; color: var(--gray-300); font-size: 0.94rem; }
.hero-card li { margin-bottom: 8px; }

/* Sections */
section { padding: 64px 0; }
section.alt { background: var(--gray-100); }
h2.section-title {
  font-size: 1.8rem;
  color: var(--blue-900);
  margin: 0 0 10px;
}
p.section-sub {
  color: var(--gray-600);
  max-width: 700px;
  margin: 0 0 36px;
  font-size: 1.02rem;
}

.grid {
  display: grid;
  gap: 22px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.card h3 {
  margin-top: 0;
  color: var(--blue-900);
  font-size: 1.08rem;
}
.card p { color: var(--gray-600); margin-bottom: 0; font-size: 0.96rem; }

.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li {
  position: relative;
  padding: 8px 0 8px 30px;
  color: var(--gray-900);
  border-bottom: 1px solid var(--gray-300);
  font-size: 0.97rem;
}
.checklist li:last-child { border-bottom: none; }
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--accent);
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 0.92rem;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}
table caption { text-align: left; font-weight: 600; color: var(--blue-900); padding-bottom: 10px; font-size: 1rem;}
th, td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--gray-300);
  text-align: left;
  vertical-align: top;
}
th {
  background: var(--blue-900);
  color: var(--white);
  font-weight: 600;
  font-size: 0.86rem;
  letter-spacing: 0.2px;
}
tbody tr:nth-child(even) { background: var(--gray-100); }
.table-scroll { overflow-x: auto; margin-bottom: 28px; }

.badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; }
.badge {
  background: var(--blue-100);
  color: var(--blue-700);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
}

.accordion { border: 1px solid var(--gray-300); border-radius: var(--radius); overflow: hidden; background: var(--white);}
.accordion details {
  border-bottom: 1px solid var(--gray-300);
}
.accordion details:last-child { border-bottom: none; }
.accordion summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  color: var(--blue-900);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: "+"; color: var(--accent); font-size: 1.3rem; font-weight: 400; }
.accordion details[open] summary::after { content: "–"; }
.accordion .accordion-body {
  padding: 0 20px 18px;
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* CTA / Qubyx promo */
.cta-panel {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: var(--white);
  border-radius: 16px;
  padding: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  align-items: center;
  justify-content: space-between;
}
.cta-panel h2 { margin: 0 0 12px; font-size: 1.6rem; color: var(--white); }
.cta-panel p { max-width: 520px; margin: 0; color: rgba(255,255,255,0.92); }
.cta-panel .btn-primary { background: var(--white); color: var(--accent-dark); }
.cta-panel .btn-primary:hover { background: var(--blue-100); }

.glossary dt { font-weight: 700; color: var(--blue-900); margin-top: 16px; }
.glossary dd { margin: 4px 0 0; color: var(--gray-600); }

/* Footer */
footer.site-footer {
  background: var(--blue-900);
  color: var(--gray-300);
  padding: 50px 0 24px;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}
.footer-grid h4 { color: var(--white); margin: 0 0 12px; font-size: 0.95rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a { color: var(--gray-300); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
}

.legal-page main { padding: 60px 0; max-width: 760px; margin: 0 auto; }
.legal-page h1 { color: var(--blue-900); }
.legal-page h2 { color: var(--blue-900); font-size: 1.2rem; margin-top: 34px; }
.legal-page .placeholder { background: var(--blue-100); border-left: 4px solid var(--blue-500); padding: 10px 14px; font-size: 0.9rem; color: var(--blue-700); border-radius: 6px; }

@media (max-width: 860px) {
  nav.main-nav { display: none; }
  .hero h1 { font-size: 1.9rem; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-panel { flex-direction: column; text-align: left; }
}