:root {
  --green: #7DBA28;
  --green-dark: #5e8f1d;
  --navy: #152433;
  --navy-soft: #1f3346;
  --ink: #233242;
  --muted: #5d6b7a;
  --bg: #f7f9f5;
  --card: #ffffff;
  --line: #e3e8e0;
  --amber: #fcb900;
  --radius: 14px;
  --shadow: 0 4px 18px rgba(21, 36, 51, 0.08);
  font-size: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

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

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
header.site {
  background: var(--navy);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
header.site .container {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 64px;
}
.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
  white-space: nowrap;
}
.logo span { color: var(--green); }
nav.main { display: flex; gap: 22px; flex: 1; }
nav.main a { color: #d6dee6; font-size: 0.95rem; }
nav.main a:hover, nav.main a.active { color: var(--green); text-decoration: none; }
.lang-switch {
  display: flex;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
  overflow: hidden;
}
.lang-switch button {
  background: none;
  border: none;
  color: #d6dee6;
  padding: 4px 12px;
  cursor: pointer;
  font-size: 0.85rem;
}
.lang-switch button.active { background: var(--green); color: #fff; font-weight: 600; }

.btn {
  display: inline-block;
  background: var(--green);
  color: #fff !important;
  padding: 11px 24px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn:hover { background: var(--green-dark); text-decoration: none; }
.btn.ghost {
  background: transparent;
  border: 2px solid var(--green);
  color: var(--green) !important;
}
.btn.ghost:hover { background: var(--green); color: #fff !important; }
.btn.small { padding: 7px 16px; font-size: 0.85rem; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 60%, #2c4a2e 100%);
  color: #fff;
  padding: 90px 0 80px;
}
.hero h1 { font-size: 2.6rem; line-height: 1.2; max-width: 760px; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero p.lead { font-size: 1.2rem; color: #c8d3dd; max-width: 680px; margin: 22px 0 34px; }
.hero .actions { display: flex; gap: 16px; flex-wrap: wrap; }
.badge {
  display: inline-block;
  background: rgba(125,186,40,0.18);
  color: var(--green);
  border: 1px solid rgba(125,186,40,0.5);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* ---------- Sections ---------- */
section { padding: 70px 0; }
section.alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 42px; }
.section-head h2 { font-size: 1.9rem; line-height: 1.25; }
.section-head p { color: var(--muted); margin-top: 12px; font-size: 1.05rem; }
.kicker {
  color: var(--green-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.grid { display: grid; gap: 22px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}
.card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.95rem; }
.card .icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(125,186,40,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

ul.checks { list-style: none; }
ul.checks li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}
ul.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* ---------- Tags / chips ---------- */
.chip {
  display: inline-block;
  background: #eef4e6;
  color: var(--green-dark);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  margin: 2px 4px 2px 0;
}
.chip.blue { background: #e7eef6; color: #2f5d8a; }
.chip.amber { background: #fdf3d7; color: #9c7307; }
.chip.status-in_pruefung { background: #fdf3d7; color: #9c7307; }
.chip.status-genehmigt { background: #e6f2df; color: var(--green-dark); }

.status-section { margin-bottom: 48px; }
.status-section:last-child { margin-bottom: 0; }
.status-head { margin-bottom: 20px; }
.status-head h3 { font-size: 1.3rem; }
.status-head p { color: var(--muted); margin-top: 4px; font-size: 0.92rem; }

/* ---------- CTA / form ---------- */
.cta-band {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}
.cta-band h2 { font-size: 1.7rem; margin-bottom: 12px; }
.cta-band p { color: #c8d3dd; }
form.signup { display: grid; gap: 12px; }
form.signup input, form.signup select, form.signup textarea {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-size: 0.95rem;
  font-family: inherit;
  width: 100%;
}
.form-note { font-size: 0.8rem; color: #9fb0bf; }

/* ---------- Footer ---------- */
footer.site {
  background: var(--navy);
  color: #9fb0bf;
  padding: 36px 0;
  font-size: 0.88rem;
  margin-top: 70px;
}
footer.site .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
footer.site a { color: #c8d3dd; }

/* ---------- App (prototype) ---------- */
.demo-banner {
  background: var(--amber);
  color: #4d3a02;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 12px;
}
.app-tabs {
  display: flex;
  gap: 6px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 0 24px;
  position: sticky;
  top: 64px;
  z-index: 40;
  overflow-x: auto;
}
.app-tabs button {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 14px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
}
.app-tabs button.active { color: var(--green-dark); border-bottom-color: var(--green); }
.app-view { display: none; padding: 36px 0 60px; }
.app-view.active { display: block; }

.filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.filters select {
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.9rem;
  font-family: inherit;
}

.case-card { cursor: pointer; transition: transform 0.12s, box-shadow 0.12s; }
.case-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(21,36,51,0.14); }
.case-card .meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 0.82rem; margin-bottom: 10px; }
.case-card .kpis { display: flex; gap: 18px; margin-top: 14px; border-top: 1px solid var(--line); padding-top: 14px; }
.kpi { font-size: 0.8rem; color: var(--muted); }
.kpi strong { display: block; font-size: 1.05rem; color: var(--ink); }

.score-bar { height: 8px; background: #e9eee3; border-radius: 999px; overflow: hidden; margin-top: 6px; }
.score-bar i { display: block; height: 100%; background: var(--green); border-radius: 999px; }

/* modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(21,36,51,0.6);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 20px;
  z-index: 100;
  overflow-y: auto;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius);
  max-width: 760px;
  width: 100%;
  padding: 36px;
  position: relative;
}
.modal .close {
  position: absolute; top: 14px; right: 18px;
  background: none; border: none;
  font-size: 1.5rem; color: var(--muted);
  cursor: pointer;
}
.modal h2 { margin-bottom: 6px; }
.modal .sub { color: var(--muted); margin-bottom: 20px; }
.modal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 22px 0; }
.modal-grid .box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  font-size: 0.85rem;
  color: var(--muted);
}
.modal-grid .box strong { display: block; color: var(--ink); font-size: 1.05rem; }

/* match view */
.match-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
}
.match-score { text-align: center; min-width: 90px; }
.match-score strong { font-size: 1.5rem; color: var(--green-dark); }
.match-score span { display: block; font-size: 0.75rem; color: var(--muted); }

/* knowledge */
.kh-item { display: flex; gap: 16px; align-items: flex-start; }
.kh-item .icon { flex-shrink: 0; }

@media (max-width: 860px) {
  .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .cta-band { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  nav.main { display: none; }
}
@media (max-width: 560px) {
  .grid.cols-3, .grid.cols-2, .grid.cols-4 { grid-template-columns: 1fr; }
  .modal-grid { grid-template-columns: 1fr; }
}