/* Rucksack (js/rucksack.js): USB-Stick und Werkstücke. Look wie der Abenteuer-Rucksack: dunkelblau, gelbe Kante */
#rs-fenster { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 16px; background: rgba(10, 14, 22, 0.55); }
#rs-fenster.hidden { display: none; }
.rs-box { width: min(720px, 100%); max-height: calc(100vh - 32px); overflow: auto; background: #1b2333; color: #fff; border: 2px solid #141414; border-top: 6px solid #ffd400;
  padding: 14px 18px 18px; display: flex; flex-direction: column; gap: 16px; font: 15px/1.4 system-ui, "Segoe UI", sans-serif; }
.rs-box header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.rs-box h2 { margin: 0; font: 800 28px/1 "Barlow Condensed", "Arial Narrow", sans-serif; text-transform: uppercase; color: #ffd400; }
.rs-box h3 { margin: 0 0 8px; font: 800 19px/1 "Barlow Condensed", "Arial Narrow", sans-serif; text-transform: uppercase; display: flex; gap: 8px; align-items: baseline; }
.rs-box h3 small { font: 400 13px system-ui, sans-serif; text-transform: none; color: #a9bbdc; }
.rs-zu { width: 36px; height: 36px; border: 0; background: #2b3549; color: #fff; font-size: 18px; cursor: pointer; }
.rs-zu:hover, .rs-mini:hover { background: #3a4762; }
.rs-stick { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.rs-stick li { display: flex; align-items: center; gap: 10px; background: #2b3549; padding: 6px 8px; min-width: 0; }
.rs-stick li.rs-leer { color: #a9bbdc; background: transparent; padding: 2px 0; }
.rs-typ { font-size: 20px; width: 26px; text-align: center; }
.rs-name { flex: 1; min-width: 0; overflow-wrap: anywhere; font-weight: 600; }
.rs-name small { display: block; font-weight: 400; font-size: 12px; color: #a9bbdc; }
.rs-mini { width: 34px; height: 34px; border: 0; background: #1b2333; color: #fff; font-size: 16px; cursor: pointer; }
.rs-reihe { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 8px; font-size: 13px; color: #cfe0ff; }
.rs-knopf { border: 0; padding: 8px 12px; background: #ffd400; color: #141414; font: 700 14px system-ui, sans-serif; cursor: pointer; }
.rs-knopf:disabled { opacity: .5; cursor: default; }
.rs-werk { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 8px; }
.rs-werk .rs-leer { color: #a9bbdc; margin: 0; grid-column: 1 / -1; }
.rs-stueck { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 6px; background: #2b3549; border: 2px solid #5b8fd6; color: #fff; cursor: pointer; font: 600 12px system-ui, sans-serif; min-width: 0; }
.rs-stueck img { width: 88px; height: 88px; object-fit: contain; }
.rs-stueck span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rs-stueck:hover, .rs-stueck.an { border-color: #ffd400; }
.rs-detail { display: flex; gap: 14px; align-items: center; background: #2b3549; padding: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.rs-detail img { width: 180px; height: 180px; object-fit: contain; background: repeating-conic-gradient(#323d54 0 25%, #2b3549 0 50%) 0 0 / 20px 20px; }
.rs-detail > div { flex: 1; min-width: 180px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.rs-detail b { font: 800 22px/1.1 "Barlow Condensed", "Arial Narrow", sans-serif; text-transform: uppercase; }
.rs-detail p { margin: 0; color: #cfe0ff; }
.rs-detail .rs-klein { font-size: 12px; color: #a9bbdc; }
.rs-weg { border: 1px solid #ff8c7a; background: transparent; color: #ffb3a6; padding: 6px 10px; cursor: pointer; font: 600 13px system-ui, sans-serif; }
.rs-box button:focus-visible { outline: 3px solid #ffd400; outline-offset: 2px; }
/* neues Werkstück: Knopf hüpft kurz */
#btn-rucksack.rs-neu { animation: rs-huepf .7s ease 2; }
@keyframes rs-huepf { 30% { transform: translateY(-5px) scale(1.15); background: #ffd400; } }
@media (prefers-reduced-motion: reduce) { #btn-rucksack.rs-neu { animation: none; outline: 3px solid #ffd400; } }