/* =========================================
   CalcHub Palworld Breeding Calculator
   Premium Dark Gaming UI v3.0
   ========================================= */
@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --pw-bg:        #0a0e1a;
  --pw-surface:   #111827;
  --pw-card:      #1a2235;
  --pw-border:    #1e2d4a;
  --pw-accent:    #f59e0b;
  --pw-accent2:   #3b82f6;
  --pw-red:       #ef4444;
  --pw-green:     #22c55e;
  --pw-text:      #e2e8f0;
  --pw-muted:     #64748b;
  --pw-glow:      rgba(245,158,11,0.15);
  --pw-glow2:     rgba(59,130,246,0.12);
  --pw-radius:    12px;
  --pw-font:      'Rajdhani', 'Inter', sans-serif;
  --pw-body:      'Inter', sans-serif;
  --pw-shadow:    0 4px 24px rgba(0,0,0,0.5);
  --pw-trans:     all 0.2s cubic-bezier(0.4,0,0.2,1);
}

#palworld-calc-wrap {
  background: var(--pw-bg);
  border: 1px solid var(--pw-border);
  border-radius: 20px;
  padding: 28px;
  font-family: var(--pw-body);
  color: var(--pw-text);
  max-width: 1100px;
  margin: 0 auto 40px;
  box-shadow: 0 8px 48px rgba(0,0,0,0.7), 0 0 0 1px rgba(245,158,11,0.08);
  position: relative;
  overflow: hidden;
}

#palworld-calc-wrap::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #f59e0b, #ef4444, #f59e0b);
  border-radius: 20px 20px 0 0;
}

/* ---- TABS ---- */
.pw-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--pw-border);
  padding-bottom: 16px;
}

.pw-tab {
  background: transparent;
  border: 1px solid var(--pw-border);
  border-radius: 8px;
  padding: 10px 20px;
  color: var(--pw-muted);
  font-family: var(--pw-font);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--pw-trans);
  letter-spacing: 0.03em;
}

.pw-tab:hover {
  border-color: var(--pw-accent);
  color: var(--pw-accent);
}

.pw-tab.active {
  background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
  border-color: var(--pw-accent);
  color: var(--pw-accent);
  box-shadow: 0 0 12px var(--pw-glow);
}

/* ---- SUBTITLE ---- */
.pw-subtitle {
  color: var(--pw-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

/* ---- MAIN GRID ---- */
.pw-calculator-grid {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 16px;
  align-items: start;
}

/* ---- PARENT BOX ---- */
.pw-parent-box {
  background: var(--pw-surface);
  border: 1px solid var(--pw-border);
  border-radius: var(--pw-radius);
  padding: 16px;
  min-height: 320px;
}

.pw-parent-label {
  font-family: var(--pw-font);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pw-text);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* ---- SEARCH ---- */
.pw-search-wrap { margin-bottom: 10px; }

.pw-search-input {
  width: 100%;
  background: var(--pw-card);
  border: 1px solid var(--pw-border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--pw-text);
  font-size: 0.875rem;
  font-family: var(--pw-body);
  transition: var(--pw-trans);
  box-sizing: border-box;
}

.pw-search-input:focus {
  outline: none;
  border-color: var(--pw-accent);
  box-shadow: 0 0 0 3px var(--pw-glow);
}

.pw-search-input::placeholder { color: var(--pw-muted); }

/* ---- PAL LIST ---- */
.pw-pal-list {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  scrollbar-width: thin;
  scrollbar-color: var(--pw-border) transparent;
}

.pw-pal-list::-webkit-scrollbar { width: 4px; }
.pw-pal-list::-webkit-scrollbar-track { background: transparent; }
.pw-pal-list::-webkit-scrollbar-thumb { background: var(--pw-border); border-radius: 4px; }

.pw-pal-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--pw-trans);
  border: 1px solid transparent;
}

.pw-pal-item:hover {
  background: var(--pw-card);
  border-color: var(--pw-accent);
}

.pw-pal-icon {
  width: 40px; height: 40px;
  background: var(--pw-card);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid var(--pw-border);
}

.pw-pal-icon img { border-radius: 6px; display: block; }
.pw-pal-fallback { font-size: 1.2rem; }

.pw-pal-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.pw-pal-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pw-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pw-pal-meta {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.pw-rarity { font-size: 0.7rem; font-weight: 600; }

.pw-pal-value {
  font-family: var(--pw-font);
  font-size: 0.8rem;
  color: var(--pw-muted);
  flex-shrink: 0;
}

/* ---- ELEMENT BADGES ---- */
.pw-elem {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255,255,255,0.07);
}
.pw-elem-fire     { color: #ef4444; background: rgba(239,68,68,0.15); }
.pw-elem-water    { color: #3b82f6; background: rgba(59,130,246,0.15); }
.pw-elem-leaf     { color: #22c55e; background: rgba(34,197,94,0.15); }
.pw-elem-electric { color: #eab308; background: rgba(234,179,8,0.15); }
.pw-elem-ice      { color: #67e8f9; background: rgba(103,232,249,0.15); }
.pw-elem-ground   { color: #d97706; background: rgba(217,119,6,0.15); }
.pw-elem-dark     { color: #a78bfa; background: rgba(167,139,250,0.15); }
.pw-elem-dragon   { color: #f97316; background: rgba(249,115,22,0.15); }
.pw-elem-neutral  { color: #94a3b8; background: rgba(148,163,184,0.1); }

/* ---- PLUS COLUMN ---- */
.pw-plus-col {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 120px;
}

.pw-plus-sign {
  font-family: var(--pw-font);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--pw-accent);
  text-shadow: 0 0 20px var(--pw-glow);
}

/* ---- SELECTED BOX ---- */
.pw-selected-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(245,158,11,0.04));
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--pw-radius);
  padding: 14px;
  margin-top: 8px;
}

.pw-selected-icon {
  width: 64px; height: 64px;
  background: var(--pw-card);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--pw-border);
  overflow: hidden;
}

.pw-selected-icon img { border-radius: 8px; }
.pw-sel-fallback { font-size: 2rem; }

.pw-selected-name {
  font-family: var(--pw-font);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pw-text);
  margin-bottom: 4px;
}

.pw-selected-sub { font-size: 0.8rem; color: var(--pw-muted); }

.pw-clear-btn {
  margin-left: auto;
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.3);
  color: #f87171;
  width: 28px; height: 28px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.75rem;
  flex-shrink: 0;
  transition: var(--pw-trans);
}
.pw-clear-btn:hover { background: rgba(239,68,68,0.3); }

/* ---- CALCULATE BUTTON ---- */
.pw-calc-action {
  text-align: center;
  margin: 28px 0;
}

.pw-calc-button {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #0a0e1a;
  border: none;
  border-radius: 50px;
  padding: 14px 48px;
  font-family: var(--pw-font);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--pw-trans);
  box-shadow: 0 4px 20px rgba(245,158,11,0.4);
}

.pw-calc-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245,158,11,0.5);
}

.pw-calc-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ---- RESULT BOX ---- */
.pw-result-box {
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(59,130,246,0.05));
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--pw-radius);
  padding: 28px;
  text-align: center;
  animation: pwResultPop 0.4s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes pwResultPop {
  0% { transform: scale(0.9); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.pw-result-label {
  font-family: var(--pw-font);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--pw-accent);
  margin-bottom: 16px;
}

.pw-result-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.pw-result-icon {
  width: 80px; height: 80px;
  background: var(--pw-card);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--pw-accent);
  box-shadow: 0 0 20px var(--pw-glow);
  overflow: hidden;
}

.pw-result-icon img { border-radius: 12px; }

.pw-result-details { text-align: left; }

.pw-result-name {
  font-family: var(--pw-font);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--pw-text);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.pw-result-stats { margin-bottom: 8px; font-size: 0.9rem; }

.pw-result-elems {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pw-result-note {
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--pw-muted);
  font-style: italic;
}

/* ---- ERROR ---- */
.pw-error-box {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--pw-radius);
  padding: 16px 20px;
  color: #f87171;
  font-size: 0.9rem;
}

/* ---- COMBO SEARCH ---- */
.pw-combo-search-wrap {
  max-width: 500px;
  margin: 0 auto 32px;
}

.pw-combo-input {
  font-size: 1rem;
  padding: 14px 18px;
}

.pw-combo-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0; right: 0;
  background: var(--pw-surface);
  border: 1px solid var(--pw-border);
  border-radius: var(--pw-radius);
  max-height: 250px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: var(--pw-shadow);
}

.pw-combo-drop-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--pw-text);
  transition: var(--pw-trans);
}

.pw-combo-drop-item:hover { background: var(--pw-card); }
.pw-combo-drop-item img { border-radius: 6px; }

/* ---- LOADING ---- */
.pw-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  color: var(--pw-muted);
  font-size: 0.9rem;
}

.pw-spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--pw-border);
  border-top-color: var(--pw-accent);
  border-radius: 50%;
  animation: pwSpin 0.8s linear infinite;
}

@keyframes pwSpin { to { transform: rotate(360deg); } }

/* ---- COMBO RESULTS ---- */
.pw-combo-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.pw-combo-header h3 {
  font-family: var(--pw-font);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--pw-text);
  margin: 0;
}

.pw-combo-count {
  background: rgba(245,158,11,0.15);
  color: var(--pw-accent);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
}

.pw-combo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.pw-combo-card {
  background: var(--pw-card);
  border: 1px solid var(--pw-border);
  border-radius: var(--pw-radius);
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--pw-trans);
}

.pw-combo-card:hover {
  border-color: var(--pw-accent);
  box-shadow: 0 0 12px var(--pw-glow);
}

.pw-combo-parent {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
  text-align: center;
}

.pw-combo-parent img {
  border-radius: 8px;
  background: var(--pw-surface);
}

.pw-combo-parent span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--pw-text);
  line-height: 1.2;
}

.pw-combo-parent small { font-size: 0.65rem; font-weight: 700; }

.pw-combo-plus {
  font-family: var(--pw-font);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--pw-accent);
  flex-shrink: 0;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 700px) {
  #palworld-calc-wrap { padding: 16px; }
  .pw-calculator-grid {
    grid-template-columns: 1fr;
  }
  .pw-plus-col {
    padding-top: 0;
    justify-content: center;
  }
  .pw-plus-sign { font-size: 1.8rem; }
  .pw-combo-grid { grid-template-columns: 1fr; }
  .pw-calc-button { padding: 12px 32px; font-size: 1rem; }
  .pw-result-inner { flex-direction: column; align-items: center; }
  .pw-result-details { text-align: center; }
}