/* ---------------------------------------------------------------------------
   Kristallwacht – Tower Defense
--------------------------------------------------------------------------- */

:root {
  --bg: #14121c;
  --panel: #1f1c2c;
  --panel-border: #3a3550;
  --text: #e8e4f0;
  --text-dim: #9a94b0;
  --accent: #5db7e8;
  --gold: #ffd700;
  --danger: #e85a4a;
}

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

body {
  background: radial-gradient(ellipse at top, #1c1a2a 0%, var(--bg) 70%);
  color: var(--text);
  font-family:
    "Segoe UI",
    system-ui,
    -apple-system,
    sans-serif;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 12px;
}

#app {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 1120px;
  width: 100%;
}

/* ------------------------------------------------------------- HUD-Kopfzeile */

#hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 10px 16px;
  flex-wrap: wrap;
}

.hud-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.hud-stats {
  display: flex;
  gap: 18px;
  font-size: 1.05rem;
}

.stat {
  white-space: nowrap;
}
.stat span {
  font-weight: 700;
}
#livesStat.danger span {
  color: var(--danger);
  animation: pulse 0.8s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.45;
  }
}

.hud-buttons {
  display: flex;
  gap: 8px;
}

/* ------------------------------------------------------------------ Buttons */

.btn {
  background: #2c2840;
  color: var(--text);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 0.95rem;
  cursor: pointer;
  transition:
    background 0.15s,
    transform 0.05s;
}
.btn:hover:not(:disabled) {
  background: #3a3555;
}
.btn:active:not(:disabled) {
  transform: scale(0.97);
}
.btn:disabled {
  opacity: 0.45;
  cursor: default;
}

.btn.primary {
  background: linear-gradient(180deg, #3a8ac0, #2a6aa0);
  border-color: #5db7e8;
  font-weight: 600;
}
.btn.primary:hover:not(:disabled) {
  background: linear-gradient(180deg, #4a9ad0, #3a7ab0);
}

.btn.danger {
  border-color: #a04a3a;
}
.btn.danger:hover:not(:disabled) {
  background: #4a2a2a;
}

.btn.big {
  font-size: 1.15rem;
  padding: 12px 28px;
  margin-top: 12px;
}

/* ----------------------------------------------------------------- Layout */

main {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

#canvasWrap {
  position: relative;
  flex: 1;
  min-width: 0;
}

#game {
  display: block;
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  cursor: crosshair;
  background: #2e5d3a;
}

/* ------------------------------------------------------------------ Banner */

#banner {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(20, 18, 28, 0.9);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 8px 20px;
  font-size: 1.05rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.25s,
    transform 0.25s;
  white-space: nowrap;
}
#banner.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ----------------------------------------------------------------- Overlay */

#overlay {
  position: absolute;
  inset: 0;
  background: rgba(12, 10, 18, 0.82);
  backdrop-filter: blur(3px);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
#overlay.hidden {
  display: none;
}

.ov-content {
  text-align: center;
  max-width: 460px;
  padding: 28px;
}
.ov-content h1 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}
.ov-content p {
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 10px;
}
.ov-content ul {
  list-style: none;
  text-align: left;
  display: inline-block;
  margin: 8px 0 4px;
}
.ov-content li {
  padding: 3px 0;
  font-size: 0.98rem;
}

/* ----------------------------------------------------------------- Sidebar */

#sidebar {
  width: 280px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#sidebar section {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 12px;
}

#sidebar h2 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dim);
  margin-bottom: 10px;
}
#sidebar h2 .hint {
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}

.hint {
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 400;
}

/* ------------------------------------------------------------- Shop-Karten */

#shop {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.tower-card {
  background: #262236;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 8px;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  font-size: 0.8rem;
  transition:
    border-color 0.15s,
    background 0.15s;
}
.tower-card:hover {
  background: #2f2a44;
}
.tower-card.active {
  border-color: var(--accent);
  background: #2a3a4a;
  box-shadow: 0 0 0 1px var(--accent);
}
.tower-card.unaffordable {
  opacity: 0.55;
}

.tc-head {
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 3px;
}
.tc-icon {
  font-size: 1rem;
}
.tc-key {
  float: right;
  background: #3a3550;
  border-radius: 4px;
  padding: 0 5px;
  font-size: 0.7rem;
  color: var(--text-dim);
}
.tc-desc {
  color: var(--text-dim);
  font-size: 0.72rem;
  margin-bottom: 4px;
  min-height: 2em;
}
.tc-stats {
  display: flex;
  gap: 6px;
  color: var(--text-dim);
  font-size: 0.7rem;
  margin-bottom: 3px;
}
.tc-cost {
  color: var(--gold);
  font-weight: 700;
}

/* ------------------------------------------------------------- Info-Panel */

#infoPanel p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.45;
  margin-bottom: 8px;
}

.tower-stats {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-bottom: 10px;
}
.tower-stats td {
  padding: 3px 0;
}
.tower-stats td:first-child {
  color: var(--text-dim);
}
.tower-stats td:last-child {
  text-align: right;
  font-weight: 600;
}
.tower-stats .up {
  color: #7ec850;
  font-weight: 400;
  font-size: 0.78rem;
}

.panel-buttons {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.panel-buttons .btn {
  width: 100%;
}

/* ---------------------------------------------------------- Wellenvorschau */

.wp-title {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.wp-item {
  display: inline-block;
  background: #262236;
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  padding: 3px 8px;
  margin: 0 4px 4px 0;
  font-size: 0.8rem;
}

/* ------------------------------------------------------------------ Footer */

footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.78rem;
  padding: 2px 0 6px;
}

/* --------------------------------------------------------------- Responsive */

@media (max-width: 980px) {
  main {
    flex-direction: column;
  }
  #sidebar {
    width: 100%;
  }
  #shop {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --------------------------------------------------------- Nova-Button */

.btn.nova {
  border-color: #4ab8e8;
  background: linear-gradient(180deg, #2a5a80, #1f4560);
  font-weight: 600;
}
.btn.nova:hover:not(:disabled) {
  background: linear-gradient(180deg, #3a6a90, #2a5570);
}

/* --------------------------------------------------------- Kartenwahl */

.map-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 10px 0 14px;
}

.map-card {
  flex: 1;
  max-width: 180px;
  background: #262236;
  border: 2px solid var(--panel-border);
  border-radius: 10px;
  padding: 10px 8px;
  color: var(--text);
  cursor: pointer;
  text-align: center;
  transition:
    border-color 0.15s,
    background 0.15s;
}
.map-card:hover {
  background: #2f2a44;
}
.map-card.selected {
  border-color: var(--accent);
  background: #2a3a4a;
  box-shadow: 0 0 0 1px var(--accent);
}
.mc-icon {
  font-size: 1.6rem;
}
.mc-name {
  font-weight: 700;
  margin: 4px 0;
}
.mc-desc {
  font-size: 0.7rem;
  color: var(--text-dim);
  min-height: 2.4em;
}

/* --------------------------------------------------- Schwierigkeitswahl */

.diff-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 14px 0 10px;
}

.diff-card {
  flex: 1;
  max-width: 150px;
  background: #262236;
  border: 2px solid var(--panel-border);
  border-radius: 10px;
  padding: 10px 8px;
  color: var(--text);
  cursor: pointer;
  text-align: center;
  transition:
    border-color 0.15s,
    background 0.15s;
}
.diff-card:hover {
  background: #2f2a44;
}
.diff-card.selected {
  border-color: var(--accent);
  background: #2a3a4a;
  box-shadow: 0 0 0 1px var(--accent);
}
.dc-icon {
  font-size: 1.5rem;
}
.dc-name {
  font-weight: 700;
  margin: 4px 0;
}
.dc-desc {
  font-size: 0.7rem;
  color: var(--text-dim);
  min-height: 2.4em;
}
.dc-best {
  font-size: 0.7rem;
  color: var(--gold);
  margin-top: 5px;
}

.endless-toggle {
  display: block;
  margin: 8px 0 4px;
  font-size: 0.9rem;
  color: var(--text-dim);
  cursor: pointer;
}
.endless-toggle input {
  margin-right: 6px;
}

/* -------------------------------------------------------- End-Overlay */

.ov-content.wide {
  max-width: 620px;
}

.ov-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}
.ov-buttons .btn {
  width: 100%;
  max-width: 320px;
}

.stars {
  font-size: 2.4rem;
  color: var(--gold);
  letter-spacing: 6px;
  margin: 4px 0;
}

.score-line {
  font-size: 1.05rem;
}
.new-record {
  color: var(--gold);
  font-weight: 700;
}

.ov-sub {
  font-size: 1rem;
  margin: 14px 0 8px;
  color: var(--text-dim);
}

/* ------------------------------------------------------------- Erfolge */

.achieve-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 6px;
}

.achieve-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #262236;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 8px 10px;
  text-align: left;
  opacity: 0.55;
}
.achieve-row.unlocked {
  opacity: 1;
  border-color: #5a5470;
}
.ar-icon {
  font-size: 1.4rem;
}
.ar-name {
  font-weight: 700;
  font-size: 0.85rem;
}
.ar-desc {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.best-table {
  margin: 0 auto 6px;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.best-table td {
  padding: 4px 16px;
  text-align: left;
}
.best-table td:last-child {
  text-align: right;
  font-weight: 700;
  color: var(--gold);
}

/* --------------------------------------------------- Erfolgs-Toasts */

#achieveToasts {
  position: absolute;
  bottom: 14px;
  right: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 20;
  pointer-events: none;
}

.achieve-toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(30, 26, 44, 0.95);
  border: 1px solid var(--gold);
  border-radius: 10px;
  padding: 10px 14px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.5);
  animation: toast-in 0.35s ease-out;
  transition:
    opacity 0.4s,
    transform 0.4s;
}
.achieve-toast.fade {
  opacity: 0;
  transform: translateX(20px);
}
.at-icon {
  font-size: 1.6rem;
}
.at-title {
  font-size: 0.7rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.at-name {
  font-weight: 700;
  font-size: 0.9rem;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}