:root {
  --bg: #030913;
  --bg2: #071321;
  --panel: #091827;
  --blue: #168cff;
  --blue-light: #25a4ff;
  --text: #f1f6fc;
  --muted: #9aabbd;
  --border: #1b3853;
  --green: #31c95b;
  --fail-bg: #3a1818;
  --fail: #ff7a7a;
  --ok-bg: rgba(22, 140, 255, 0.12);
  --ok: #25a4ff;
}

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

html, body {
  min-height: 100%;
  background: #02060c;
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

/* IT Designs Matrix-Hintergrund */
.bg-field {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.app {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(40, 75, 105, 0.45);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand-mark {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-light);
}

h1 {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.5px;
}

.sub {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 640px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.tabs {
  display: inline-flex;
  gap: 4px;
  padding: 3px;
  border-radius: 8px;
  background: #0c2238;
  border: 1px solid #24415c;
}
.tab {
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
}
.tab.active {
  background: linear-gradient(135deg, #168cff, #096bd5);
  color: #fff;
}

.zk-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
@media (max-width: 900px) {
  .zk-grid { grid-template-columns: 1fr; }
}
.zk-draw-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.zk-draw-head .section-title { margin: 0; }
.zk-zoom-btns { display: flex; gap: 4px; flex-shrink: 0; }
.zk-zoom-btns .btn { min-width: 32px; padding: 4px 8px; }
.zk-draw-card canvas {
  width: 100%;
  height: min(52vh, 520px);
  min-height: 320px;
  display: block;
  background: #0a1522;
  border: 1px solid #1b3853;
  border-radius: 6px;
  cursor: grab;
  touch-action: none;
}
.zk-draw-card canvas.is-panning { cursor: grabbing; }
.zk-inputs .span-all { grid-column: 1 / -1; }
.zk-hero { margin-bottom: 12px; padding: 14px; }
.hero-prisma.fail { color: var(--fail); }
#zkRows tr { cursor: pointer; }
#zkRows tr.sel td { background: rgba(26, 61, 102, 0.55); }
#rows tr { cursor: pointer; }
#rows tr.sel td { background: rgba(26, 61, 102, 0.45); }
#rows tr.ok td { color: var(--green); }
#rows tr.bad td { color: var(--fail); }
#zkRows td.ok { color: var(--green); }
#zkRows td.warn { color: #e6b35a; }
#zkRows td.fail { color: var(--fail); }
#viewZKantung[hidden],
#viewPrisma[hidden],
#viewBohrung[hidden],
#viewEntlastung[hidden] { display: none !important; }

.zk-hero.ok { border-color: rgba(49, 201, 91, 0.35); }
.zk-hero.fail { border-color: rgba(255, 122, 122, 0.35); }
.inputs .span-all { grid-column: 1 / -1; }

@media (max-width: 800px) {
  .tabs { width: 100%; flex-wrap: wrap; }
  .tab { flex: 1 1 auto; text-align: center; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 6px;
  border: 1px solid #65788c;
  background: #0c2238;
  color: var(--text);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s;
}
.btn:hover {
  border-color: var(--blue);
  transform: translateY(-1px);
}
.btn-primary {
  border-color: var(--blue);
  background: linear-gradient(135deg, #168cff, #096bd5);
  color: #fff;
}
.btn-primary:hover {
  box-shadow: 0 10px 30px rgba(0, 120, 255, 0.25);
}
.btn-block { width: 100%; padding: 14px 16px; font-size: 0.95rem; }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(2, 7, 17, 0.82);
  display: grid;
  place-items: center;
  padding: 20px;
  overflow: auto;
}
.modal[hidden] { display: none; }
.modal-card {
  width: min(520px, 100%);
  background: linear-gradient(145deg, #091827, #06101b);
  border: 1px solid #24415c;
  border-radius: 12px;
  padding: 22px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}
.modal-wide { width: min(920px, 100%); }
.modal-card h2 { font-size: 1.35rem; margin-bottom: 6px; }
.modal-sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 16px; }
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 18px;
}
.section-title {
  font-size: 0.95rem;
  margin: 0 0 8px;
  color: var(--blue-light);
}
.section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 14px 0 8px;
}
.inputs .span-2 { grid-column: span 2; }
#editRows input {
  width: 100%;
  min-width: 70px;
  height: 34px;
  padding: 0 8px;
  font-size: 0.85rem;
}
@media (max-width: 700px) {
  .header-actions { width: 100%; justify-content: space-between; }
  .inputs .span-2 { grid-column: span 1; }
}

.card {
  background: linear-gradient(145deg, #091827, #06101b);
  border: 1px solid #24415c;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 14px;
  backdrop-filter: blur(6px);
}

.inputs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px 14px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--muted);
}

select, input {
  height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #06101b;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}

select:focus, input:focus {
  outline: 2px solid rgba(22, 140, 255, 0.45);
  border-color: var(--blue);
}

.hint {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.8rem;
}

.hero {
  background: linear-gradient(145deg, rgba(9, 24, 39, 0.92), rgba(6, 16, 27, 0.92));
  border: 1px solid #3075ad;
  border-radius: 12px;
  padding: 16px 18px;
  margin-bottom: 14px;
  box-shadow: 0 16px 40px rgba(0, 100, 255, 0.12);
}

.hero.fail {
  border-color: var(--fail);
  box-shadow: none;
  background: var(--fail-bg);
}

.hero-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--blue-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero.fail .hero-label { color: var(--fail); }

.hero-prisma {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--blue);
  line-height: 1.2;
  margin-top: 2px;
}

.hero.fail .hero-prisma { color: var(--fail); }

.hero-detail {
  margin-top: 6px;
  color: #b5c3d2;
  font-size: 0.9rem;
}

.table-wrap {
  padding: 0;
  overflow: auto;
  background: linear-gradient(145deg, rgba(9, 24, 39, 0.88), rgba(6, 16, 27, 0.9));
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid #17314a;
  white-space: nowrap;
}

th {
  background: rgba(11, 23, 36, 0.95);
  color: var(--muted);
  font-weight: 600;
  position: sticky;
  top: 0;
}

tr.ok {
  background: var(--ok-bg);
  color: var(--ok);
  font-weight: 600;
}

tr.bad {
  background: var(--fail-bg);
  color: var(--fail);
}

tr.alt:not(.ok):not(.bad) {
  background: rgba(7, 19, 33, 0.55);
}

footer {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 10px;
}

.foot-brand {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #102439;
  color: #566779;
  font-size: 0.75rem;
}

.foot-brand a {
  color: var(--blue-light);
  text-decoration: none;
}

.foot-brand a:hover { color: #fff; }

@media (max-width: 700px) {
  header { flex-direction: column; }
  .hero-prisma { font-size: 1.5rem; }
}