/* =========================================================================
   Wegen Unregelmäßigkeiten im Betriebsablauf – Das Spiel
   Design im DB-Corporate-Stil (Parodie). Keine offizielle DB-Anwendung.
   Farben angelehnt an die typische Bahn-Optik: Rot, Weiß, Verkehrsgrau.
   ========================================================================= */

:root {
  --db-red: #EC0016;
  --db-red-dark: #b8000f;
  --db-grey: #282D37;
  --db-grey-2: #3c4350;
  --db-grey-light: #646973;
  --db-bg: #f0f1f3;
  --db-white: #ffffff;
  --board-bg: #131722;
  --board-yellow: #ffd60a;
  --good: #2a9d3f;
  --warn: #ff8a00;
  --font: Arial, "Helvetica Neue", Helvetica, "Segoe UI", system-ui, sans-serif;
  --radius: 6px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--db-grey);
  color: var(--db-grey);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

#app {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--db-bg);
}

/* ---------- Kopfzeile ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--db-white);
  border-bottom: 4px solid var(--db-red);
  padding: 8px 16px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  background: var(--db-red);
  color: var(--db-white);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 3px;
  font-style: italic;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 16px; color: var(--db-grey); }
.brand-text small { font-size: 11px; color: var(--db-grey-light); }
.parody-badge {
  background: var(--db-grey);
  color: var(--db-white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- Bühne / Canvas ---------- */
.stage {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  overflow: hidden;
}
#game {
  display: block;
  width: 100%;
  max-width: 960px;
  height: auto;
  aspect-ratio: 16 / 9;
  background: #8ec8f0;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  image-rendering: pixelated;
  touch-action: none;
}

/* ---------- Overlays ---------- */
.overlay {
  position: absolute;
  inset: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 23, 34, 0.72);
  backdrop-filter: blur(3px);
  border-radius: var(--radius);
  z-index: 10;
  padding: 16px;
  overflow-y: auto;
}
.panel {
  background: var(--db-white);
  border-radius: 10px;
  border-top: 6px solid var(--db-red);
  padding: 28px;
  width: min(540px, 100%);
  text-align: center;
  box-shadow: 0 12px 50px rgba(0, 0, 0, 0.4);
}
.panel h1 { font-size: clamp(22px, 4vw, 34px); margin: 0 0 12px; color: var(--db-grey); line-height: 1.1; }
.panel h2 { font-size: 24px; margin: 0 0 8px; color: var(--db-grey); }
.subtitle { color: var(--db-grey-light); font-size: 15px; margin: 0 0 20px; }

/* Start-Screen: DB-Markenkopf */
.db-brandhead { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-bottom: 6px; }
.db-logo-big svg { display: block; filter: drop-shadow(0 2px 4px rgba(0,0,0,.2)); }
.db-name { font-size: clamp(24px, 4.5vw, 34px); font-weight: 800; color: var(--db-grey); margin: 0; line-height: 1.05; }
.subtitle.warn { color: var(--db-red); font-size: clamp(16px, 2.6vw, 20px); font-weight: 700; margin: 4px 0 8px; line-height: 1.25; }
.subtitle.warn strong { text-transform: uppercase; letter-spacing: .5px; }
.subtitle.tagline { font-size: 14px; margin: 0 0 20px; }

.btn {
  display: block;
  width: 100%;
  margin: 8px 0;
  padding: 13px 18px;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--font);
  border: 2px solid var(--db-grey);
  background: var(--db-white);
  color: var(--db-grey);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform .05s ease, background .15s ease;
}
.btn:hover { background: #eef0f3; }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--db-red); border-color: var(--db-red); color: var(--db-white); }
.btn.primary:hover { background: var(--db-red-dark); }
.btn.ghost { border-color: var(--db-grey-light); color: var(--db-grey-light); }

.disclaimer {
  margin: 18px 0 0;
  font-size: 12px;
  color: var(--db-grey-light);
  border-top: 1px solid #e0e2e6;
  padding-top: 12px;
  line-height: 1.5;
}
.hint, .help-text { font-size: 13px; color: var(--db-grey-light); margin-top: 14px; line-height: 1.5; }
.travelling-as { color: var(--db-grey-light); margin: 0 0 14px; }

input[type="text"] {
  width: 100%;
  padding: 13px 14px;
  font-size: 18px;
  font-family: var(--font);
  border: 2px solid var(--db-grey-light);
  border-radius: var(--radius);
  margin: 8px 0;
  text-align: center;
}
input[type="text"]:focus { outline: none; border-color: var(--db-red); }
.field-error { color: var(--db-red); font-size: 14px; font-weight: 700; margin: 4px 0; }

/* ---------- Levelauswahl ---------- */
.level-list { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.level-card {
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
  padding: 14px;
  border: 2px solid #e0e2e6;
  border-radius: var(--radius);
  background: var(--db-white);
  cursor: pointer;
  width: 100%;
  font-family: var(--font);
}
.level-card:hover:not(.locked) { border-color: var(--db-red); }
.level-card.locked { opacity: .55; cursor: not-allowed; }
.level-card .lc-icon { font-size: 30px; }
.level-card .lc-body { flex: 1; }
.level-card .lc-title { font-weight: 800; font-size: 16px; color: var(--db-grey); }
.level-card .lc-sub { font-size: 13px; color: var(--db-grey-light); }
.level-card .lc-best { font-size: 12px; color: var(--good); font-weight: 700; }
.level-card .lc-lock { font-size: 22px; }

/* ---------- Hilfe ---------- */
.help-list { list-style: none; padding: 0; margin: 0 0 8px; text-align: left; }
.help-list li { padding: 6px 0; border-bottom: 1px solid #eee; font-size: 15px; }
kbd {
  display: inline-block;
  background: var(--db-grey);
  color: var(--db-white);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 13px;
  margin: 0 1px;
}

/* ---------- Bestenliste (Fahrplananzeige) ---------- */
.board {
  list-style: none;
  counter-reset: rank;
  margin: 12px 0;
  padding: 12px;
  background: var(--board-bg);
  border-radius: var(--radius);
  font-variant-numeric: tabular-nums;
}
.board li {
  counter-increment: rank;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--board-yellow);
  font-weight: 700;
  letter-spacing: .5px;
  padding: 7px 6px;
  border-bottom: 1px dashed rgba(255, 214, 10, 0.25);
}
.board li:last-child { border-bottom: none; }
.board li::before { content: counter(rank) "."; width: 28px; text-align: right; opacity: .8; }
.board li .b-name { flex: 1; text-align: left; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.board li .b-score { color: var(--db-white); }
.board li.board-empty { color: rgba(255,255,255,.5); justify-content: center; }
.board li.board-empty::before { content: ""; width: 0; }
.board-mode { font-size: 12px; color: var(--db-grey-light); margin: 0; }

/* ---------- Ergebnis ---------- */
.result-score { font-size: 44px; font-weight: 800; color: var(--db-red); margin: 10px 0; }
.pause-station { color: var(--db-grey-light); }

/* ---------- HUD ---------- */
.hud {
  position: absolute;
  top: 24px;
  left: 24px;
  right: 24px;
  z-index: 5;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--db-white);
  text-shadow: 0 2px 4px rgba(0,0,0,.6);
}
.hud-row { display: flex; justify-content: space-between; align-items: center; }
.hud-lives { font-size: 22px; letter-spacing: 2px; color: var(--db-red); filter: drop-shadow(0 1px 2px rgba(0,0,0,.5)); }
.hud-score {
  font-size: 20px; font-weight: 800;
  background: rgba(20,23,34,.7); padding: 4px 12px; border-radius: 999px;
}
.hud-meters { display: flex; gap: 10px; flex-wrap: wrap; }
.meter { background: rgba(20,23,34,.65); border-radius: var(--radius); padding: 6px 10px; min-width: 130px; }
.meter-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; }
.meter-bar { height: 10px; background: rgba(255,255,255,.2); border-radius: 999px; overflow: hidden; margin-top: 4px; }
.meter-fill { height: 100%; width: 0%; background: var(--warn); border-radius: 999px; transition: width .15s linear, background .3s ease; }
.meter-fill.progress { background: #2a9d3f; }
.meter.delay { display: flex; flex-direction: column; }
.delay-value { font-size: 18px; font-weight: 800; color: var(--board-yellow); margin-top: 2px; }

/* ---------- Ziel-Hinweis (Toast) ---------- */
.goal-toast {
  position: absolute;
  top: 18%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 7;
  max-width: 86%;
  text-align: center;
  background: rgba(20, 23, 34, .9);
  color: var(--db-white);
  border-top: 4px solid var(--db-red);
  border-radius: var(--radius);
  padding: 14px 20px;
  font-size: 15px;
  line-height: 1.45;
  box-shadow: 0 10px 34px rgba(0, 0, 0, .45);
  opacity: 0;
  transition: opacity .4s ease;
  pointer-events: none;
}
.goal-toast.show { opacity: 1; }
.goal-toast strong { color: var(--board-yellow); }

/* ---------- Dauerhafte Steuerungs-Hilfe im Spiel ---------- */
.ingame-controls {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 5;
  width: min(230px, 60vw);
  background: rgba(20, 23, 34, .78);
  border-radius: var(--radius);
  color: var(--db-white);
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(0,0,0,.35);
}
.ic-toggle {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--db-red);
  color: var(--db-white);
  border: none;
  font: 700 12px var(--font);
  letter-spacing: .5px;
  padding: 7px 10px;
  cursor: pointer;
}
.ic-toggle:hover { background: var(--db-red-dark); }
.ic-list {
  list-style: none;
  margin: 0;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  max-height: 150px;
  overflow-y: auto;
}
.ingame-controls.collapsed .ic-list { display: none; }
.ic-list kbd { font-size: 11px; padding: 1px 6px; }
.ic-list .ic-goal { color: var(--board-yellow); font-weight: 700; }
.ic-list .ic-goal:first-of-type { border-top: 1px solid rgba(255,255,255,.18); padding-top: 6px; margin-top: 2px; }

/* ---------- Touch ---------- */
.touch {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  justify-content: space-between;
  padding: 18px 22px;
  z-index: 6;
  pointer-events: none;
}
.touch-left { display: flex; gap: 14px; }
.touch-btn {
  pointer-events: auto;
  width: 64px; height: 64px;
  border-radius: 50%;
  border: none;
  background: rgba(40,45,55,.75);
  color: var(--db-white);
  font-size: 26px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}
.touch-btn.jump { background: rgba(236,0,22,.85); width: 76px; height: 76px; }
.touch-btn:active { background: var(--db-red); }

/* ---------- Footer ---------- */
.footer {
  background: var(--db-grey);
  color: #c7cbd1;
  font-size: 12px;
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer a { color: var(--db-white); text-decoration: underline; }

/* ---------- Utilities ---------- */
.hidden { display: none !important; }

@media (max-width: 640px) {
  .panel { padding: 20px; }
  .brand-text small { display: none; }
  .hud { top: 12px; left: 12px; right: 12px; }
  .meter { min-width: 100px; }
}