/* VisuCode-Startseite: Ergänzungen zu styles.css (Aufbau wie visustruct.org) */

.visucode {
  --code: #7c3aed;
  --bot: #d96a00;
  --bot-tint: #fff1df;
  --soon: #94a3b8;
}

.brand-code {
  background: linear-gradient(135deg, var(--brand), var(--code));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 1.05rem;
  background: linear-gradient(135deg, var(--brand), var(--code));
}

/* Lernweg als Matrix: strukturiert/objektorientiert × Bildschirm/Roboter */
.matrix {
  display: grid;
  grid-template-columns: minmax(7rem, 0.7fr) 1fr 1fr;
  gap: 0.75rem;
  align-items: stretch;
}
.matrix-head {
  align-self: end;
  padding: 0 0.25rem 0.25rem;
  font-weight: 700;
  color: var(--muted);
  font-size: 0.9rem;
}
.matrix-row {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-weight: 700;
  color: var(--ink);
}
.matrix-row small {
  display: block;
  font-weight: 400;
  color: var(--muted);
}
.tile {
  display: block;
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  color: inherit;
  text-decoration: none;
}
a.tile:hover {
  border-color: var(--brand);
}
.tile strong {
  display: block;
  font-size: 1.15rem;
}
.tile span {
  color: var(--muted);
  font-size: 0.93rem;
}
.tile-bot {
  background: var(--bot-tint);
  border-color: #f5d3a8;
}
.tile-soon {
  border-style: dashed;
  box-shadow: none;
  background: var(--bg-soft);
}
.matrix-note {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Werkzeug-Karten */
.tools {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 720px) {
  .tools { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1040px) {
  .tools { grid-template-columns: repeat(3, 1fr); }
}
.tool {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg);
  box-shadow: var(--shadow-sm);
}
.tool h3 {
  margin: 0.25rem 0 0;
  font-size: 1.25rem;
}
.tool p {
  margin: 0.5rem 0 1rem;
  color: var(--muted);
  font-size: 0.97rem;
}
.tool-shot {
  margin: -0.25rem 0 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  width: 100%;
  height: auto;
}
.tool-logo {
  width: min(220px, 70%);
  height: auto;
  margin: 0.5rem auto 0.25rem;
}
.tool .btn {
  margin-top: auto;
  align-self: flex-start;
}
.badge {
  display: inline-block;
  align-self: flex-start;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.badge-ok {
  color: #0f6b33;
  background: #dcfce7;
}
.badge-soon {
  color: #475569;
  background: #e2e8f0;
}
.tool-soon {
  background: var(--bg-soft);
  box-shadow: none;
}

/* Ludwig */
.ludwig {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
@media (min-width: 720px) {
  .ludwig { grid-template-columns: 200px 1fr; }
}
.ludwig img {
  width: 200px;
  height: 200px;
  justify-self: center;
}
.ludwig blockquote {
  margin: 0;
  padding: 1.1rem 1.3rem;
  border-left: 4px solid var(--bot);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--bot-tint);
  font-size: 1.05rem;
}

@media (max-width: 560px) {
  .matrix { grid-template-columns: 1fr 1fr; }
  .matrix-corner { display: none; }
  .matrix-row { grid-column: 1 / -1; margin-top: 0.5rem; }
}