/* Produktionslinie (Über uns): neun Stationen als SVG-Animation.
   Markup: fragments/<sprache>/produktionslinie.html, Logik: assets/js/prodline.js */

.pl { margin-top: clamp(32px, 5vw, 56px); }
.pl__intro { margin: 0 0 18px; color: var(--fg-muted); max-width: 62ch; }

.pl__steps { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); gap: 6px; margin: 0 0 12px; }
.pl__step {
  font-family: var(--font-display); font-size: var(--fs-xs); line-height: 1.2;
  min-height: 52px; width: 100%; padding: 8px 4px; text-align: center; cursor: pointer;
  border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--card); color: var(--fg-muted);
  transition: background .3s, color .3s, border-color .3s;
}
.pl__step b { display: block; font-size: var(--fs-sm); font-weight: 600; }
.pl__step:hover { border-color: var(--brand); }
.pl__step:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.pl__step.is-done { color: var(--fg); border-color: var(--line-strong); }
.pl__step.is-on { background: var(--brand); border-color: var(--brand); color: var(--on-brand); }

.pl__bar { height: 3px; background: var(--line); border-radius: 2px; overflow: hidden; margin: 0 0 18px; }
.pl__bar i { display: block; height: 100%; width: 0; background: var(--brand); transition: width .6s; }

.pl__main { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); grid-template-areas: "stage twin" "info twin"; gap: 20px 28px; align-items: start; }
.pl__stage { grid-area: stage; background: #f3f6f9; border: 1px solid var(--card-line); border-radius: var(--r); padding: 12px; }
.pl__svg { display: block; width: 100%; height: auto; }
.pl__info { grid-area: info; }
.pl__twin { grid-area: twin; background: var(--card); border: 1px solid var(--card-line); border-radius: var(--r); padding: 18px 20px; }
.pl__twin-h { font-family: var(--font-display); font-weight: 600; margin: 0; color: var(--fg); }
.pl__twin-sn { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--fg-muted); margin: 2px 0 12px; }
.pl__twin ul { list-style: none; margin: 0; padding: 0; }
.pl__twin li { display: flex; gap: 10px; align-items: baseline; font-size: var(--fs-xs); padding: 4px 0; color: var(--fg-muted); transition: opacity .4s, color .4s; }
.pl__twin li::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: #2e8b57; flex: none; transform: translateY(1px); transition: background .4s; }

.pl__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.pl__kick { font-size: var(--fs-xs); color: var(--fg-muted); margin: 0; }
.pl__ttl { margin: 2px 0 6px; }
.pl__txt { margin: 0 0 8px; color: var(--fg-muted); }
.pl__key { margin: 0; padding-left: 12px; border-left: 3px solid var(--accent); font-weight: 500; }
.pl__ctl { display: none; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

/* Ohne JavaScript: nur Text und Liste */
.pl:not(.is-js) .pl__steps, .pl:not(.is-js) .pl__bar, .pl:not(.is-js) .pl__stage { display: none; }
.pl:not(.is-js) .pl__main { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); grid-template-areas: "info twin"; }

/* Mit JavaScript: eine Station zur Zeit */
.pl.is-js .pl__st { display: none; }
.pl.is-js .pl__st.is-on { display: block; }
.pl.is-js .pl__list { min-height: 10.5em; }
.pl.is-js .pl__ctl { display: flex; }
.pl.is-js .pl__twin li { opacity: .5; }
.pl.is-js .pl__twin li::before { background: var(--line-strong); }
.pl.is-js .pl__twin li.is-on { opacity: 1; color: var(--fg); }
.pl.is-js .pl__twin li.is-on::before { background: var(--brand); }
.pl.is-js .pl__twin li.is-done { opacity: 1; }
.pl.is-js .pl__twin li.is-done::before { background: #2e8b57; }

@media (max-width: 759.98px) {
  .pl__steps { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 4px; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
  .pl__step { flex: 0 0 auto; width: auto; min-width: 84px; scroll-snap-align: start; }
  .pl__main, .pl:not(.is-js) .pl__main { grid-template-columns: minmax(0, 1fr); grid-template-areas: "stage" "info" "twin"; }
  .pl__stage { padding: 6px; border-radius: var(--r-sm); }
  .pl.is-js .pl__list { min-height: 0; }
}

/* Szenen */
.pl-s { opacity: 0; transition: opacity .5s; }
.pl-s.is-vis { opacity: 1; }
.pl-cap { transition: opacity .35s; }
.pl .a-belt { stroke-dasharray: 6 10; animation: pl-belt 1s linear infinite; }
.pl.is-paused .pl__svg *, .pl.is-idle .pl__svg * { animation-play-state: paused !important; }

@keyframes pl-belt { to { stroke-dashoffset: -16; } }
@keyframes pl-inL { from { transform: translateX(-230px); } to { transform: none; } }
@keyframes pl-pop { 0%, 60% { opacity: 0; transform: translateY(-14px); } 100% { opacity: 1; transform: none; } }
@keyframes pl-fade { 0%, 70% { opacity: 0; } 100% { opacity: 1; } }
@keyframes pl-head { 0%, 15% { transform: translateX(-50px); } 30% { transform: translateX(-17px); } 45% { transform: translateX(17px); } 60%, 100% { transform: translateX(50px); } }
@keyframes pl-sweep { 0% { transform: translateX(-55px); } 50% { transform: translateX(55px); } 100% { transform: translateX(-55px); } }
@keyframes pl-blink { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }
@keyframes pl-down { 0%, 15% { transform: translateY(-38px); } 35%, 85% { transform: none; } 100% { transform: translateY(-38px); } }
@keyframes pl-lite { 0%, 40% { fill: #c9a74a; } 60%, 100% { fill: #3fbf7f; } }
@keyframes pl-asm1 { 0%, 10% { transform: translateY(-95px); } 45%, 100% { transform: none; } }
@keyframes pl-asm2 { 0%, 30% { transform: translateY(-120px); opacity: 0; } 65%, 100% { transform: none; opacity: 1; } }
@keyframes pl-draw { 0%, 25% { stroke-dashoffset: 200; } 70%, 100% { stroke-dashoffset: 0; } }
@keyframes pl-ring { 0%, 100% { opacity: .15; } 50% { opacity: .7; } }
@keyframes pl-press { 0%, 100% { transform: scale(1); } 50% { transform: scale(.7); } }
@keyframes pl-conv { 0%, 20% { transform: scaleX(.35); } 75%, 100% { transform: scaleX(1); } }
@keyframes pl-las { 0% { transform: translateX(-40px); opacity: 0; } 6% { opacity: 1; } 18% { transform: translateX(40px); } 30% { transform: translateX(-40px); } 40% { transform: translateX(40px); opacity: 1; } 46%, 100% { transform: translateX(40px); opacity: 0; } }
@keyframes pl-pack { 0%, 48% { transform: none; opacity: 1; } 75% { transform: translate(152px, 28px) scale(.62); opacity: 1; } 85%, 100% { transform: translate(152px, 28px) scale(.62); opacity: 0; } }

.pl-s:not(.is-run) [class*="a-"] { animation: none; }
.pl-s.is-run .a-inL { animation: pl-inL .9s ease-out both; }
.pl-s.is-run .a-pop { animation: pl-pop var(--d, 1s) ease-out both; }
.pl-s.is-run .a-fade { animation: pl-fade var(--d, 1s) ease-out both; }
.pl-s.is-run .a-head { animation: pl-head 3.2s ease-in-out both; }
.pl-s.is-run .a-sweep { animation: pl-sweep 3s ease-in-out both; }
.pl-s.is-run .a-blink { animation: pl-blink .9s ease-in-out 3; }
.pl-s.is-run .a-down { animation: pl-down 4.4s ease-in-out both; }
.pl-s.is-run .a-lite { animation: pl-lite var(--d, 1s) linear both; }
.pl-s.is-run .a-asm1 { animation: pl-asm1 2.6s ease-in-out both; }
.pl-s.is-run .a-asm2 { animation: pl-asm2 3s ease-in-out both; }
.pl-s.is-run .a-draw { stroke-dasharray: 200; animation: pl-draw 2.6s ease-in-out both; }
.pl-s.is-run .a-ring { animation: pl-ring 1.6s ease-in-out infinite; }
.pl-s.is-run .a-press { transform-box: fill-box; transform-origin: center; animation: pl-press .4s ease-in-out both; }
.pl-s.is-run .a-conv { transform-box: fill-box; transform-origin: left; animation: pl-conv 3s ease-in-out both; }
.pl-s.is-run .a-las { animation: pl-las 6.4s ease-in-out both; }
.pl-s.is-run .a-pack { transform-box: view-box; animation: pl-pack 6.4s ease-in-out both; }
.pl-s .a-belt { animation: pl-belt 1s linear infinite; }

@media (prefers-reduced-motion: reduce) {
  .pl__svg *, .pl-s.is-run [class*="a-"] { animation-duration: 1ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; }
  .pl__bar i, .pl-s, .pl-cap { transition: none; }
}