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

:root {
  --bg0: #1c1510;
  --bg1: #231a12;
  --bg2: #2c2016;
  --border: #4a3520;
  --text: #d4b896;
  --text2: #8a6a48;
  --acc: #c8843a;
  --acc2: #e8a050;
  --font: 'Courier New', monospace;
}

body { background: #000; color: var(--text); font-family: var(--font); overflow: hidden; }

.screen { display: none; width: 100vw; height: 100vh; }
.screen.active { display: flex; align-items: center; justify-content: center; }

.login-box {
  background: var(--bg1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 300px;
}
.login-box h1 { text-align: center; color: var(--acc2); font-size: 28px; letter-spacing: 4px; }
.login-box input {
  background: var(--bg0);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 8px 12px;
  outline: none;
}
.login-box input:focus { border-color: var(--acc); }
.btn-row { display: flex; gap: 8px; }
.btn-row button {
  flex: 1;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  padding: 8px;
  cursor: pointer;
}
.btn-row button:hover { border-color: var(--acc); color: var(--acc2); }
.error { color: #c06040; font-size: 12px; text-align: center; min-height: 16px; }

#screen-game { position: relative; display: block; }
#game-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; image-rendering: pixelated; }

#hud {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: #111008cc;
  border-top: 1px solid var(--border);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

#hud-stats { display: flex; flex-direction: column; gap: 3px; }
.stat-wrap { display: flex; align-items: center; gap: 6px; }
.stat-label { font-size: 9px; color: var(--text2); text-transform: uppercase; letter-spacing: .5px; width: 40px; }
.stat-bar { width: 72px; height: 6px; background: var(--bg0); border-radius: 2px; border: 0.5px solid var(--border); overflow: hidden; }
.stat-fill { height: 100%; border-radius: 2px; transition: width .3s; }
.stat-fill.hp     { background: #5a9a3a; }
.stat-fill.hunger { background: #9a7a2a; }
.stat-fill.warmth { background: #9a4a2a; }

#hud-hand { display: flex; gap: 4px; align-items: center; }
.hand-slot {
  width: 40px; height: 40px;
  border-radius: 4px;
  border: 1.5px solid var(--border);
  background: var(--bg1);
  display: flex; align-items: center; justify-content: center;
  position: relative; cursor: pointer;
}
.hand-slot.active { border-color: var(--acc); background: var(--bg2); }
.slot-key { position: absolute; bottom: 1px; right: 3px; font-size: 8px; color: var(--text2); }
#tab-hint { font-size: 9px; color: #4a3a20; margin-left: 2px; }

#hud-buffs { display: flex; gap: 3px; }
.buff-icon {
  width: 26px; height: 26px;
  border-radius: 3px;
  border: 0.5px solid var(--border);
  background: var(--bg0);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; cursor: pointer;
}

#hud-minimap { margin-left: auto; border-radius: 4px; border: 1px solid var(--border); overflow: hidden; }

#chat-box {
  position: absolute;
  bottom: 72px; left: 12px;
  width: 280px;
}
#chat-messages {
  max-height: 120px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 4px;
}
.chat-line { font-size: 12px; color: var(--text); background: #0a0800aa; padding: 1px 6px; border-radius: 2px; }
.chat-line .chat-name { color: var(--acc2); }
#chat-input {
  width: 100%;
  background: #0a0800bb;
  border: 0.5px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  padding: 4px 8px;
  outline: none;
  display: none;
}
#chat-input.active { display: block; }

#hud-coins {
  position: absolute;
  top: 10px; right: 12px;
  font-size: 12px;
  color: var(--acc);
  background: #0a0800aa;
  padding: 2px 8px;
  border-radius: 3px;
}

@keyframes popupFade {
  0%   { opacity:1; transform:translateX(-50%) translateY(0); }
  100% { opacity:0; transform:translateX(-50%) translateY(-30px); }
}

#screen-inventory {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  align-items: center;
  justify-content: center;
  z-index: 50;
}
#screen-inventory.open { display: flex; }

.inv-panel {
  background: var(--bg1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  width: 520px;
  max-height: 80vh;
  overflow-y: auto;
}

.inv-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--acc2);
  margin-bottom: 12px;
}
.inv-close { cursor: pointer; color: var(--text2); font-size: 14px; }
.inv-close:hover { color: var(--text); }

.inv-safe-label { font-size: 9px; color: #3a6a8a; text-transform: uppercase; letter-spacing: .8px; margin-bottom: 4px; }

.inv-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
  margin-bottom: 8px;
}

.inv-slot {
  aspect-ratio: 1;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg0);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
  transition: border-color .1s;
  font-size: 14px;
}
.inv-slot:hover { border-color: var(--border2); }
.inv-slot.selected { border-color: var(--acc); }
.inv-slot.safe-slot { border-color: #1a3a5a; background: #0a0e14; }

.slot-icon { font-size: 14px; line-height: 1; }
.slot-qty {
  position: absolute;
  bottom: 1px; right: 2px;
  font-size: 8px;
  color: var(--text2);
  font-family: var(--font);
}

.inv-sep { height: 1px; background: var(--border); margin: 8px 0; }

.inv-detail {
  border-top: 1px solid var(--border);
  padding-top: 10px;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  min-height: 40px;
}
.detail-icon { font-size: 24px; }
.detail-name { color: var(--acc2); font-weight: 500; }
.detail-qty  { color: var(--text2); }
.detail-actions { margin-left: auto; }
.detail-actions button {
  background: var(--bg2);
  border: 0.5px solid var(--border2);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font);
  font-size: 10px;
  padding: 4px 8px;
  cursor: pointer;
}
.detail-actions button:hover { border-color: var(--acc); }

.inv-tabs { display:flex; gap:4px; }
.inv-tab {
  background: var(--bg0); border: 0.5px solid var(--border);
  border-radius: 4px 4px 0 0; color: var(--text2);
  font-family: var(--font); font-size: 11px;
  padding: 4px 12px; cursor: pointer;
}
.inv-tab.active { background: var(--bg2); color: var(--acc2); border-color: var(--acc); }
.inv-tab:hover { color: var(--text); }

.inv-content { }

.craft-layout { display: grid; grid-template-columns: 90px 1fr 140px; gap: 8px; min-height: 260px; }
.craft-stations { display: flex; flex-direction: column; gap: 3px; }
.station-btn {
  background: var(--bg0); border: 0.5px solid var(--border);
  border-radius: 4px; color: var(--text2);
  font-family: var(--font); font-size: 10px;
  padding: 6px 8px; cursor: pointer; text-align: left;
}
.station-btn.active { background: var(--bg2); color: var(--acc2); border-color: var(--acc); }
.station-btn:hover { color: var(--text); }

.craft-list { overflow-y: auto; max-height: 260px; display: flex; flex-direction: column; gap: 2px; }
.recipe-cat-label { font-size: 8px; color: var(--text3); text-transform: uppercase; letter-spacing: .8px; margin: 6px 0 2px; }
.recipe-row {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 8px; border-radius: 4px;
  border: 0.5px solid var(--border); background: var(--bg0);
  cursor: pointer; transition: border-color .1s;
}
.recipe-row:hover { border-color: var(--border2); }
.recipe-row.selected { border-color: var(--acc); background: var(--bg2); }
.recipe-row.recipe-locked { opacity: 0.45; }
.recipe-icon { font-size: 13px; }
.recipe-name { font-size: 11px; color: var(--text); flex: 1; }
.recipe-qty { font-size: 10px; color: var(--text2); }

.craft-detail {
  border-left: 0.5px solid var(--border);
  padding-left: 8px;
  display: flex; flex-direction: column; gap: 5px;
  font-size: 11px;
}
.craft-detail-icon { font-size: 28px; text-align: center; }
.craft-detail-name { color: var(--acc2); font-weight: 500; text-align: center; }
.craft-detail-out { color: var(--text2); font-size: 10px; text-align: center; }
.craft-inputs { display: flex; flex-direction: column; gap: 2px; margin-top: 4px; }
.craft-input { font-size: 10px; color: var(--text2); display: flex; align-items: center; gap: 4px; }
.craft-btn {
  margin-top: auto; padding: 6px 8px;
  background: var(--bg2); border: 0.5px solid var(--acc);
  border-radius: 4px; color: var(--acc2);
  font-family: var(--font); font-size: 11px; cursor: pointer;
}
.craft-btn:hover { background: var(--bg3); }
.craft-btn.disabled { border-color: var(--border); color: var(--text3); cursor: default; }

.inv-slot.is-safe { border-color: #1a3a5a; }
.safe-badge { position: absolute; top: 1px; left: 2px; font-size: 8px; }

.inv-hand-row { margin-bottom: 8px; }
.inv-hand-label { font-size: 9px; color: var(--text3); text-transform: uppercase; letter-spacing: .8px; margin-bottom: 4px; }
.inv-hand-slots { display: flex; gap: 4px; }
.hand-inv-slot {
  width: 44px; height: 44px; border-radius: 4px;
  border: 1.5px solid var(--acc);
  background: var(--bg0);
  display: flex; align-items: center; justify-content: center;
  position: relative; cursor: pointer;
}
.hand-inv-slot.filled { background: var(--bg2); }
.hand-inv-slot.selected { border-color: var(--acc2); }
.slot-key-label {
  position: absolute; bottom: 1px; right: 3px;
  font-size: 8px; color: var(--text3); pointer-events: none;
}

.slot-item { font-size: 18px; line-height: 1; }

.craft-input.missing { color: #c06040; }
.craft-input.missing .have-count { font-size: 9px; color: #8a3a2a; }
.craft-error { color: #c06040; font-size: 10px; margin-top: 4px; text-align: center; }

#screen-furnace {
  display:none; position:absolute; inset:0;
  background:rgba(0,0,0,0.6);
  align-items:center; justify-content:center; z-index:50;
}
#screen-furnace.open { display:flex; }
.furnace-panel {
  background:var(--bg1); border:1px solid var(--border);
  border-radius:8px; padding:16px; width:480px;
}
.furnace-body { display:flex; align-items:center; gap:12px; margin-top:12px; }
.furnace-col { display:flex; flex-direction:column; gap:4px; flex:1; }
.furnace-label { font-size:9px; color:var(--text3); text-transform:uppercase; letter-spacing:.8px; }
.furnace-arrow { font-size:20px; color:var(--acc); flex-shrink:0; }
.furnace-status { font-size:12px; color:var(--text); background:var(--bg0); border:0.5px solid var(--border); border-radius:4px; padding:6px 8px; min-height:32px; }
.furnace-select { background:var(--bg0); border:0.5px solid var(--border); border-radius:4px; color:var(--text); font-family:var(--font); font-size:11px; padding:4px 6px; }
.furnace-btn { background:var(--bg2); border:0.5px solid var(--acc); border-radius:4px; color:var(--acc2); font-family:var(--font); font-size:11px; padding:5px 8px; cursor:pointer; }
.furnace-btn:hover { background:var(--bg3); }