/* ═══════════════════════════════════════════════════
   BREMER MINER — Neon/Cyberpunk CSS
   Mobile-First, CSS Custom Properties
═══════════════════════════════════════════════════ */

/* ── Variablen ───────────────────────────────────── */
:root {
  --bg-dark:      #05050f;
  --bg-card:      #0d0d2b;
  --bg-card-h:    #141440;
  --neon-cyan:    #00ffff;
  --neon-magenta: #ff00aa;
  --neon-gold:    #ffd700;
  --neon-green:   #00ff88;
  --neon-orange:  #ff8800;
  --text:         #e0e0ff;
  --text-dim:     #7070aa;
  --border:       rgba(0,255,255,0.25);
  --glow-c:  0 0 8px rgba(0,255,255,0.6),  0 0 20px rgba(0,255,255,0.2);
  --glow-m:  0 0 8px rgba(255,0,170,0.6),  0 0 20px rgba(255,0,170,0.2);
  --glow-g:  0 0 8px rgba(255,215,0,0.7),  0 0 20px rgba(255,215,0,0.3);
  --glow-gr: 0 0 8px rgba(0,255,136,0.6),  0 0 20px rgba(0,255,136,0.2);
}

/* ── Reset ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg-dark);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}
button { font-family: inherit; }

/* ── Topbar ──────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--neon-cyan);
  box-shadow: 0 2px 20px rgba(0,255,255,0.12);
  position: sticky;
  top: 0;
  z-index: 100;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar-logo {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--neon-cyan);
  text-shadow: var(--glow-c);
  letter-spacing: 2px;
  text-transform: uppercase;
  white-space: nowrap;
}
.topbar-currency {
  display: flex;
  flex-direction: column;
  align-items: center;
}
#currency-display {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--neon-gold);
  text-shadow: var(--glow-g);
}
#earn-rate {
  font-size: 0.7rem;
  color: var(--text-dim);
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.prestige-info {
  font-size: 0.75rem;
  color: var(--neon-magenta);
  text-shadow: var(--glow-m);
}
.btn-prestige {
  background: linear-gradient(135deg, #1a0030, #2a0050);
  border: 1px solid var(--neon-magenta);
  color: var(--neon-magenta);
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: box-shadow 0.3s, transform 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.3;
}
.btn-prestige:not(:disabled):hover {
  box-shadow: var(--glow-m);
  transform: translateY(-1px);
}
.btn-prestige:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── Game Area ───────────────────────────────────── */
.game-area {
  display: grid;
  grid-template-columns: 1fr 180px 280px;
  gap: 14px;
  padding: 14px;
  flex: 1;
  align-items: start;
}
.section-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: var(--glow-c);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

/* ── Schächte ────────────────────────────────────── */
.shafts-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-cyan) transparent;
}
.shaft-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.shaft-card:hover:not(.locked) {
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-c);
}
.shaft-card.locked { opacity: 0.65; }
.shaft-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.shaft-name { font-weight: 700; color: var(--neon-cyan); font-size: 0.9rem; }
.shaft-level {
  background: rgba(0,255,255,0.08);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Worker-Animationsleiste */
.shaft-visual {
  position: relative;
  height: 28px;
  background: linear-gradient(90deg,#0a0a20,#1a1a40,#0a0a20);
  border-radius: 4px;
  margin-bottom: 8px;
  overflow: hidden;
  border: 1px solid rgba(0,255,255,0.08);
}
.worker {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  pointer-events: none;
  transition: left 0.25s linear;
  will-change: left;
}

/* Depot-Bar */
.depot-bar {
  height: 7px;
  background: rgba(255,255,255,0.07);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 3px;
}
.depot-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-green));
  border-radius: 4px;
  transition: width 0.4s ease;
}
.depot-text { font-size: 0.65rem; color: var(--text-dim); }
.shaft-rate  { font-size: 0.7rem; color: var(--neon-green); margin: 4px 0 8px; }

/* Schacht-Aktionen */
.shaft-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.manager-active {
  font-size: 0.75rem;
  color: var(--neon-green);
  text-shadow: var(--glow-gr);
  padding: 4px 6px;
  align-self: center;
}
.locked-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
}
.lock-icon { font-size: 1.8rem; }

/* ── Buttons (allgemein) ─────────────────────────── */
.btn-upgrade, .btn-manager, .btn-collect, .btn-unlock {
  border: none;
  border-radius: 6px;
  padding: 6px 11px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: box-shadow 0.2s, transform 0.15s, opacity 0.2s;
  text-align: center;
  line-height: 1.35;
}
.btn-upgrade {
  background: linear-gradient(135deg,#001428,#002050);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  flex: 1;
}
.btn-upgrade:hover { box-shadow: var(--glow-c); transform: translateY(-1px); }
.btn-upgrade:disabled { opacity: 0.3; cursor: not-allowed; transform: none; box-shadow: none; }

@keyframes neon-pulse {
  0%,100% { box-shadow: var(--glow-c); }
  50%      { box-shadow: 0 0 22px rgba(0,255,255,0.9), 0 0 40px rgba(0,255,255,0.4); }
}
.btn-upgrade.affordable { animation: neon-pulse 1.4s ease-in-out infinite; }

.btn-manager {
  background: linear-gradient(135deg,#180028,#280048);
  border: 1px solid var(--neon-magenta);
  color: var(--neon-magenta);
  flex: 1;
}
.btn-manager:hover { box-shadow: var(--glow-m); transform: translateY(-1px); }

.btn-collect {
  background: linear-gradient(135deg,#0a1800,#183000);
  border: 1px solid var(--neon-green);
  color: var(--neon-green);
  width: 100%;
  padding: 8px;
  font-size: 0.82rem;
  margin-top: 4px;
}
.btn-collect:hover { box-shadow: var(--glow-gr); }

.btn-unlock {
  background: linear-gradient(135deg,#1e1400,#2e2000);
  border: 1px solid var(--neon-gold);
  color: var(--neon-gold);
  padding: 9px 18px;
}
.btn-unlock:hover { box-shadow: var(--glow-g); }

.cost { opacity: 0.8; font-size: 0.7rem; display: block; margin-top: 1px; }

/* ── Aufzug ──────────────────────────────────────── */
.elevator-section { display: flex; flex-direction: column; }
.elevator-wrapper { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.elevator-shaft-visual {
  width: 70px;
  height: 320px;
  background: linear-gradient(180deg,#070720,#040410);
  border: 1px solid var(--border);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}
.elevator-track {
  position: absolute;
  left: 50%;
  top: 4px; bottom: 4px;
  width: 2px;
  background: rgba(0,255,255,0.15);
  transform: translateX(-50%);
}
.elevator-car {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 46px;
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  border-radius: 5px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 2px;
  box-shadow: var(--glow-c);
  top: 80%;
  will-change: top;
  transition: top 0.3s linear;
}
.elevator-icon { font-size: 1.2rem; line-height: 1; }
.elevator-cargo { font-size: 0.6rem; color: var(--neon-gold); }
.elevator-stats { text-align: center; font-size: 0.78rem; color: var(--text-dim); line-height: 1.6; width: 100%; }
#elevator-status { color: var(--neon-green); }

/* ── Lagerhaus ───────────────────────────────────── */
.warehouse-section { display: flex; flex-direction: column; }
.warehouse-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.warehouse-workers {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  justify-content: center;
  min-height: 36px;
}
@keyframes worker-bob {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-4px); }
}
.warehouse-worker-icon { font-size: 1.4rem; animation: worker-bob 1s ease-in-out infinite; }
.warehouse-worker-icon:nth-child(2) { animation-delay:.18s; }
.warehouse-worker-icon:nth-child(3) { animation-delay:.36s; }
.warehouse-worker-icon:nth-child(4) { animation-delay:.54s; }
.warehouse-worker-icon:nth-child(5) { animation-delay:.72s; }

.progress-bar-wrap { width: 100%; }
.progress-bar {
  height: 8px;
  background: rgba(255,255,255,0.07);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 3px;
}
.progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}
.warehouse-fill {
  background: linear-gradient(90deg, var(--neon-magenta), var(--neon-orange));
}
.warehouse-stats { font-size: 0.8rem; color: var(--text-dim); line-height: 1.7; }

/* ── Overlay ─────────────────────────────────────── */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.overlay.hidden { display: none; }
.overlay-content {
  background: var(--bg-card);
  border: 1px solid var(--neon-magenta);
  border-radius: 16px;
  padding: 30px 28px;
  text-align: center;
  max-width: 380px;
  width: 90%;
  box-shadow: var(--glow-m);
}
.overlay-content h2 {
  font-size: 1.9rem;
  color: var(--neon-magenta);
  text-shadow: var(--glow-m);
  margin-bottom: 14px;
}
.overlay-content p { margin-bottom: 10px; font-size: 0.9rem; line-height: 1.5; }
.prestige-detail { color: var(--text-dim); }
.highlight-magenta { color: var(--neon-magenta); text-shadow: var(--glow-m); }
.warning { color: var(--neon-gold); font-size: 0.8rem; }
.overlay-buttons { display: flex; gap: 14px; justify-content: center; margin-top: 18px; }
.btn-confirm {
  background: linear-gradient(135deg,#300060,#500090);
  border: 1px solid var(--neon-magenta);
  color: var(--neon-magenta);
  padding: 11px 22px;
  border-radius: 7px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  transition: box-shadow 0.2s, transform 0.15s;
}
.btn-confirm:hover { box-shadow: var(--glow-m); transform: scale(1.04); }
.btn-cancel {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
  padding: 11px 22px;
  border-radius: 7px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.btn-cancel:hover { border-color: var(--text); color: var(--text); }

/* ── Toast ───────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 0.9rem;
  box-shadow: var(--glow-c);
  z-index: 300;
  transition: opacity 0.4s;
  pointer-events: none;
  white-space: nowrap;
}
.toast.hidden { display: none; }

/* ── Float-Text Animation ────────────────────────── */
@keyframes float-up {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-45px) scale(1.2); }
}
.float-text {
  position: fixed;
  color: var(--neon-gold);
  font-weight: 700;
  font-size: 0.95rem;
  text-shadow: var(--glow-g);
  pointer-events: none;
  z-index: 999;
  animation: float-up 1.2s ease-out forwards;
}

/* ── Footer ──────────────────────────────────────── */
.game-footer {
  text-align: center;
  padding: 10px 16px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
  flex-shrink: 0;
}
.game-footer a {
  color: var(--neon-cyan);
  text-decoration: none;
  transition: color 0.2s, text-shadow 0.2s;
}
.game-footer a:hover { color: var(--neon-gold); text-shadow: var(--glow-g); }

.btn-donate {
  display: inline-block;
  margin-bottom: 8px;
  padding: 8px 20px;
  background: linear-gradient(135deg, #003087, #009cde);
  border: 1px solid #009cde;
  border-radius: 20px;
  color: #fff !important;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  text-shadow: none !important;
  transition: box-shadow 0.2s, transform 0.15s;
  box-shadow: 0 0 10px rgba(0,156,222,0.4);
}
.btn-donate:hover {
  box-shadow: 0 0 18px rgba(0,156,222,0.8), 0 0 30px rgba(0,156,222,0.3) !important;
  transform: translateY(-2px);
  color: #fff !important;
}

/* ── Responsive: Tablet ──────────────────────────── */
@media (max-width: 900px) {
  .game-area {
    grid-template-columns: 1fr 160px;
    grid-template-rows: auto auto;
  }
  .mine-section      { grid-column: 1; grid-row: 1 / 3; }
  .elevator-section  { grid-column: 2; grid-row: 1; }
  .warehouse-section { grid-column: 2; grid-row: 2; }
  .elevator-shaft-visual { height: 200px; }
}

/* ── Responsive: Mobile ──────────────────────────── */
@media (max-width: 600px) {
  .topbar { padding: 8px 10px; }
  .topbar-logo span { display: none; }
  #currency-display { font-size: 1.15rem; }
  .game-area {
    grid-template-columns: 1fr;
    padding: 10px;
    gap: 12px;
  }
  .mine-section, .elevator-section, .warehouse-section {
    grid-column: 1 !important;
    grid-row: auto !important;
  }
  .shafts-container { max-height: none; }
  .elevator-shaft-visual { height: 120px; width: 100%; max-width: 200px; }
  .elevator-wrapper { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}