:root {
  --bg: #0a0e14;
  --panel: #131922;
  --border: #2a3142;
  --accent: #6cd86c;
  --accent-dark: #3ea83e;
  --danger: #d44;
  --text: #e8eef5;
  --muted: #8a93a4;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  overflow: hidden;
  user-select: none;
}
#app, canvas#game { position: fixed; inset: 0; }
canvas#game { display: block; cursor: crosshair; image-rendering: pixelated; }
.hidden { display: none !important; }

/* Overlays */
.overlay {
  position: fixed; inset: 0;
  background: radial-gradient(ellipse at center, rgba(20,30,45,0.85), rgba(0,0,0,0.95));
  display: grid; place-items: center;
  z-index: 10;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 28px 32px;
  border-radius: 6px;
  width: min(420px, 92vw);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.panel.wide { width: min(640px, 92vw); }
.panel h1 {
  margin: 0 0 4px; font-size: 28px; letter-spacing: 4px;
  text-align: center; font-weight: 800;
}
.panel h2 { margin: 0 0 12px; font-size: 20px; letter-spacing: 2px; }
.panel h3 { margin: 14px 0 8px; font-size: 14px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; }
.panel .subtitle { color: var(--muted); margin: 0 0 24px; text-align: center; font-size: 13px; }
.panel .hint { color: var(--muted); font-size: 11px; line-height: 1.5; margin-top: 16px; }
.panel .accent { color: var(--accent); }
.panel label {
  display: block; margin-bottom: 12px;
}
.panel label span {
  display: block; color: var(--muted); font-size: 11px; letter-spacing: 1px; margin-bottom: 4px; text-transform: uppercase;
}
.panel input[type="text"] {
  width: 100%;
  background: #0c1118;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}
.panel input[type="text"]:focus { border-color: var(--accent); }
.panel button {
  margin-top: 8px;
  width: 100%;
  background: var(--accent);
  color: #08130c;
  border: 1px solid var(--accent-dark);
  padding: 12px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  cursor: pointer;
}
.panel button:hover { background: #8be88b; }
.panel .error { color: var(--danger); font-size: 12px; min-height: 16px; margin: 8px 0 0; }

/* Loading spinner */
.loader {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin: 12px auto;
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Polished loading screen ---- */
#loading {
  position: fixed; inset: 0; z-index: 100;
  display: grid; place-items: center;
  background: linear-gradient(160deg, #0c121b 0%, #15263a 50%, #0a1d12 100%);
  overflow: hidden;
}
#loading-bg {
  position: absolute; inset: -50%;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(108,216,108,0.06), transparent 30%),
    radial-gradient(circle at 75% 70%, rgba(80,180,255,0.06), transparent 30%),
    repeating-linear-gradient(0deg, transparent 0 40px, rgba(255,255,255,0.02) 40px 41px),
    repeating-linear-gradient(90deg, transparent 0 40px, rgba(255,255,255,0.02) 40px 41px);
  animation: bgshift 18s linear infinite;
  pointer-events: none;
}
@keyframes bgshift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-40px, -40px); }
}
.loading-panel {
  width: min(480px, 92vw);
  background: rgba(13, 25, 36, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(108,216,108,0.2);
  box-shadow:
    0 30px 80px rgba(0,0,0,0.6),
    inset 0 0 60px rgba(108,216,108,0.04);
  text-align: center;
  position: relative;
}
.loading-panel h1 { letter-spacing: 5px; font-size: 24px; margin-bottom: 22px; }
.loading-progress {
  display: flex; flex-direction: column; gap: 10px;
  margin: 18px 0 22px;
  padding: 14px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: 4px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--muted);
}
.loading-progress .step {
  display: flex; align-items: center; gap: 10px;
  transition: color 200ms;
}
.loading-progress .step .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--border);
  flex-shrink: 0;
  transition: all 200ms;
}
.loading-progress .step.active { color: var(--text); }
.loading-progress .step.active .dot {
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1s ease-in-out infinite;
}
.loading-progress .step.done { color: var(--accent); }
.loading-progress .step.done .dot {
  background: var(--accent-dark);
  box-shadow: 0 0 4px var(--accent-dark);
  border-color: var(--accent);
}
.loading-progress .step.done .dot::after {
  content: '✓';
  display: block;
  color: white;
  font-size: 8px;
  text-align: center;
  line-height: 8px;
  font-weight: 900;
}
@keyframes pulse {
  50% { transform: scale(1.25); opacity: 0.7; }
}
.loading-bar {
  height: 4px;
  background: rgba(0,0,0,0.4);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 4px;
}
.loading-bar-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent), #aef0ae);
  transition: width 350ms ease-out;
}
#loading-status {
  margin-top: 10px;
  font-style: italic;
  color: var(--muted);
}
.loading-tip {
  margin-top: 14px;
  padding: 10px;
  background: rgba(108,216,108,0.06);
  border-left: 2px solid var(--accent);
  font-size: 11px;
  text-align: left;
  color: #c8d6e0;
  border-radius: 2px;
  min-height: 28px;
  letter-spacing: 0.5px;
}
.loading-tip::before {
  content: 'TIP — ';
  color: var(--accent);
  font-weight: 800;
}

/* HUD */
#hud {
  position: fixed; inset: 0; pointer-events: none; z-index: 5;
}

#hit-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 6;
  background: transparent;
  box-shadow: inset 0 0 0 0 rgba(255,0,0,0);
}
#hit-overlay.flash {
  animation: hitflash 280ms ease-out;
}
@keyframes hitflash {
  0%   { box-shadow: inset 0 0 80px 30px rgba(255,0,0,0.8); }
  100% { box-shadow: inset 0 0 0 0 rgba(255,0,0,0); }
}
@keyframes dmgfloat {
  0%   { transform: translate(-50%, -50%) translateY(0);    opacity: 1; }
  100% { transform: translate(-50%, -50%) translateY(-40px); opacity: 0; }
}
#crosshair {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: rgba(255,255,255,0.85);
  font-size: 20px; font-weight: 700;
  text-shadow: 0 0 4px black;
}
#hp {
  position: absolute; left: 16px; bottom: 90px;
  display: flex; align-items: center; gap: 10px;
}
#hp-bar {
  width: 200px; height: 14px;
  background: rgba(0,0,0,0.55);
  border: 1px solid #000;
  border-radius: 2px;
  overflow: hidden;
}
#hp-fill {
  height: 100%; width: 100%;
  background: linear-gradient(90deg, #d44 0%, #f66 100%);
  transition: width 200ms;
}
#hp-text { color: white; text-shadow: 0 0 4px black; font-size: 12px; }

#hotbar {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 4px;
  background: rgba(0,0,0,0.45);
  padding: 4px;
  border: 1px solid rgba(0,0,0,0.7);
  border-radius: 4px;
}
.slot {
  width: 56px; height: 56px;
  background: rgba(0,0,0,0.5);
  border: 2px solid #2c2c2c;
  display: grid; place-items: center;
  position: relative;
  font-size: 10px;
  color: white;
  text-align: center;
  text-shadow: 0 0 3px black;
}
.slot { cursor: pointer; }
.slot.selected { border-color: white; box-shadow: 0 0 8px rgba(255,255,255,0.5); }
.slot .icon {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  pointer-events: none;
}
.slot .icon svg {
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}
.slot .count {
  position: absolute; right: 4px; bottom: 2px;
  font-size: 12px; font-weight: 700;
}
.slot .num {
  position: absolute; left: 3px; top: 1px;
  font-size: 10px; font-weight: 700;
  color: rgba(255,255,255,0.55);
}

#players-online {
  position: absolute; top: 204px; right: 12px;
  background: rgba(0,0,0,0.45); padding: 6px 10px;
  border-radius: 3px;
  font-size: 12px;
  color: white;
}

#minimap-wrap {
  position: absolute;
  top: 12px; right: 12px;
  width: 180px; height: 180px;
  border: 2px solid rgba(0,0,0,0.7);
  border-radius: 6px;
  background: rgba(0,0,0,0.5);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
#minimap {
  display: block;
  image-rendering: pixelated;
  width: 100%; height: 100%;
}
#minimap-label {
  position: absolute;
  top: 4px; left: 50%; transform: translateX(-50%);
  color: white;
  font-size: 11px;
  font-weight: 700;
  text-shadow: 0 0 3px black, 1px 1px 0 black;
  pointer-events: none;
}

#messages {
  position: absolute; top: 12px; left: 12px;
  display: flex; flex-direction: column; gap: 4px;
  max-width: 320px;
  pointer-events: none;
}
.msg {
  background: rgba(0,0,0,0.6);
  padding: 4px 8px;
  border-radius: 3px;
  color: white;
  font-size: 12px;
  animation: fadeOut 8s forwards;
}
.msg.system { color: var(--accent); }
@keyframes fadeOut {
  0%, 80% { opacity: 1; }
  100% { opacity: 0; }
}

/* Chat widget — collapses to a small toggle button by default. */
#chat-panel {
  position: absolute;
  bottom: 90px; left: 12px;
  display: flex; flex-direction: column; gap: 6px;
  pointer-events: auto;
  width: 320px;
  background: rgba(8, 12, 18, 0.65);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 5px;
  padding: 6px;
  backdrop-filter: blur(2px);
  transition: width 120ms ease;
}
#chat-panel.collapsed {
  width: auto;
  background: transparent;
  border: none;
  padding: 0;
}
#chat-panel.collapsed > #chat-log,
#chat-panel.collapsed > #chat-row { display: none; }
#chat-toggle {
  background: rgba(0,0,0,0.65);
  color: white;
  border: 1px solid rgba(255,255,255,0.12);
  padding: 6px 14px;
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 1px;
  border-radius: 16px;
  cursor: pointer;
  pointer-events: auto;
  transition: border-color 120ms;
}
#chat-toggle:hover { border-color: var(--accent); }
#chat-toggle.unread {
  border-color: var(--accent);
  background: rgba(108,216,108,0.18);
}
#chat-panel:not(.collapsed) > #chat-toggle {
  border-radius: 3px;
  align-self: flex-start;
  font-size: 11px;
  padding: 4px 8px;
}
#chat-log {
  height: 120px;
  overflow-y: auto;
  padding: 6px;
  background: rgba(0,0,0,0.35);
  border-radius: 3px;
  font-size: 12px;
  color: white;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.2) transparent;
}
#chat-log::-webkit-scrollbar { width: 6px; }
#chat-log::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 3px; }
.chatline { line-height: 1.45; word-break: break-word; }
.chatline.system { color: var(--accent); }
.chatline .from { color: #6cd86c; font-weight: 700; margin-right: 4px; }
#chat-row {
  display: flex; gap: 4px; margin: 0;
}
#chat-input {
  flex: 1;
  background: rgba(0,0,0,0.6);
  border: 1px solid rgba(255,255,255,0.1);
  color: white;
  padding: 6px 10px;
  font-family: inherit;
  font-size: 12px;
  border-radius: 3px;
  outline: none;
  pointer-events: auto;
}
#chat-input:focus { border-color: var(--accent); }
#chat-send {
  background: var(--accent);
  color: #08130c;
  border: 1px solid var(--accent-dark);
  padding: 6px 12px;
  font-family: inherit;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1px;
  cursor: pointer;
  border-radius: 3px;
  pointer-events: auto;
}
#chat-send:hover { background: #8be88b; }

/* Inventory: Minecraft-like 3-row main grid + a 1-row hotbar below. */
#inv-main, #inv-hotbar {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 4px;
  padding: 8px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: 4px;
}
#inv-hotbar {
  background: rgba(108,216,108,0.05);
  border-color: rgba(108,216,108,0.25);
}
.inv-divider { height: 6px; }
#inv-main .slot, #inv-hotbar .slot { width: auto; height: 52px; }
#inv-main .slot.selected, #inv-hotbar .slot.selected {
  border-color: white;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.3) inset;
}
#inv-hotbar .slot {
  border-color: #444;
}

/* Held-item viewer: shows the SVG of whatever's in your selected hotbar slot,
   bottom-right, slightly tilted for that "in hand" feel. Empty state shows
   a hand silhouette. */
#held-item {
  position: absolute;
  bottom: 86px; right: 24px;
  width: 110px; height: 110px;
  pointer-events: none;
  z-index: 4;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,0.55));
  transform-origin: bottom right;
  transform: rotate(-12deg);
  transition: transform 80ms ease-out;
}
#held-item.swing {
  animation: held-swing 220ms ease-out;
}
@keyframes held-swing {
  0%   { transform: rotate(-12deg) translateY(0)   translateX(0); }
  35%  { transform: rotate(20deg)  translateY(8px) translateX(-12px); }
  100% { transform: rotate(-12deg) translateY(0)   translateX(0); }
}
#held-item-icon { width: 100%; height: 100%; }
#held-item-icon svg { width: 100%; height: 100%; }
#held-item.empty { transform: rotate(0deg); }

#recipes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  margin-top: 8px;
  max-height: 280px;
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.18) transparent;
}
#recipes::-webkit-scrollbar { width: 6px; }
#recipes::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.18); border-radius: 3px; }
.recipe {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 4px;
  font-size: 12px;
  transition: border-color 120ms;
}
.recipe:hover:not(.disabled) { border-color: var(--accent); background: rgba(0,0,0,0.5); }
.recipe.disabled { opacity: 0.45; }
.recipe .rec-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.recipe .rec-output {
  display: flex; align-items: center; gap: 6px;
  font-weight: 700;
  text-transform: capitalize;
  letter-spacing: 0.3px;
}
.recipe .rec-name { white-space: nowrap; }
.recipe .rec-tag {
  background: rgba(108, 216, 108, 0.2);
  color: var(--accent);
  border: 1px solid rgba(108, 216, 108, 0.4);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 9px;
  letter-spacing: 1px;
  font-style: normal;
  margin-left: 4px;
  text-transform: uppercase;
}
.recipe .rec-line {
  display: flex; align-items: center; flex-wrap: wrap; gap: 4px 6px;
  font-size: 11px;
  color: var(--muted);
}
.recipe .rec-label { letter-spacing: 1px; text-transform: uppercase; opacity: 0.7; }
.recipe .rec-item {
  display: inline-flex; align-items: center; gap: 3px;
  background: rgba(0,0,0,0.4);
  padding: 2px 5px 2px 2px;
  border-radius: 3px;
  font-size: 11px;
}
.recipe .rec-icon {
  width: 18px; height: 18px;
  display: grid; place-items: center;
}
.recipe .rec-icon svg { width: 100%; height: 100%; }
.recipe .rec-count { color: white; }
.recipe .rec-btn {
  background: var(--accent);
  color: #08130c;
  border: 1px solid var(--accent-dark);
  padding: 6px 10px;
  font-family: inherit;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  border-radius: 3px;
  flex-shrink: 0;
}
.recipe .rec-btn:hover:not(:disabled) { background: #8be88b; }
.recipe .rec-btn:disabled { background: #333; color: #666; border-color: #222; cursor: not-allowed; }

#close-inv {
  margin-top: 16px;
  background: var(--border);
  color: var(--text);
  border: none;
  padding: 8px;
  width: 100%;
  border-radius: 3px;
  font-family: inherit;
  cursor: pointer;
}