:root {
  --primary-bg: linear-gradient(135deg, #2d1b69 0%, #4c1d95 50%, #6b21a8 100%);
  --secondary-bg: rgba(255, 255, 255, 0.1);
  --card-bg: rgba(255, 255, 255, 0.08);
  --hover-bg: rgba(255, 255, 255, 0.15);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --accent-color: #f97316;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --border-color: rgba(255, 255, 255, 0.2);
  --header-color: #c084fc;
  --input-color: #7fff7f;
  --output-color: #3fa7ff;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--primary-bg);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: none;
  width: 100%;
  margin: 0 auto;
  padding: 20px;
}

.header {
  background: var(--container-bg);
  backdrop-filter: brightness(70%);
  border: 1px solid var(--header-color);
  border-radius: 16px;
  padding: 10px 24px;
  margin-bottom: 24px;
  box-shadow: var(--container-shadow);
  max-width: 1280px;
  display: flex;
  margin-right: auto;
  margin-left: auto;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo {
  font-size: 2rem;
}

.header h1 {
  font-size: 2rem;
  font-weight: 600;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.toggle-group {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
}

.toggle {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--secondary-bg);
  border-radius: 24px;
  transition: 0.3s;
}

.slider:before {
  position: absolute;
  content: '';
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.3s;
}

input:checked + .slider {
  background-color: var(--accent-color);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.clear-all-btn {
  background: var(--danger-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  text-align: center;
  display: flex;
}

.clear-all-btn:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

.btnIcon {
  width: 16px;
  height: 16px;
}

/* Warning popup */
.warning-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--danger-color);
  color: white;
  padding: 20px 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 2000;
  font-weight: 600;
  font-size: 1.1rem;
  text-align: center;
  border: 2px solid #dc2626;
  opacity: 0;
  animation: popupShow 0.3s ease forwards;
}

@keyframes popupShow {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.warning-popup.hide {
  animation: popupHide 0.3s ease forwards;
}

@keyframes popupHide {
  from {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
}

/* Main Grid Layout */
.main-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  gap: 24px;
  margin-bottom: 30px;
}

/* Section Container Styling */
.input-section,
.output-section {
  background: var(--container-bg);
  backdrop-filter: brightness(80%);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--container-shadow);
  min-height: 600px;
  display: flex;
  flex-direction: column;
}

.input-section {
  border: 1px solid var(--input-color);
}

.output-section {
  border: 1px solid var(--output-color);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.section-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.output-buttons {
  display: flex;
  gap: 10px;
}

.add-btn,
.save-btn,
.load-btn {
  background: var(--secondary-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  display: flex;
}

.add-btn:hover,
.save-btn:hover,
.load-btn:hover {
  background: var(--hover-bg);
  transform: translateY(-1px);
}

.ore-list {
  min-height: 200px;
  margin-bottom: 20px;
}

.ore-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  padding-bottom: 10px;
  margin-bottom: 12px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto auto;
  grid-template-areas:
    'icon info controls'
    'unrounded unrounded unrounded'
    'slider slider slider';
  align-items: center;
  gap: 15px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.ore-item:hover {
  background: var(--hover-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.ore-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  grid-area: icon;
  justify-self: center;
}

.ore-info {
  grid-area: info;
  text-align: left;
  display: inline;
}

.ore-stats {
  display: flex;
  justify-content: space-between;
  gap: 4px;
  font-size: 0.85rem;
  margin-top: 8px;
  font-weight: 600;
}

.ore-stats > div {
  color: var(--text-primary);
}

.ore-details {
  display: flex;
  gap: 4px;
  font-size: 0.85rem;
}

.ore-details > div {
  color: var(--text-secondary);
}

.ore-name {
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 2px;
}

.ore-av {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-right: 15px;
}

.ore-cv {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.ore-total-av,
.ore-max {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.ore-controls {
  grid-area: controls;
  display: flex;
  flex-direction: row;
  gap: 6px;
  align-items: center;
  justify-content: flex-end;
}

.quantity-input {
  width: 80px;
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--secondary-bg);
  color: var(--text-primary);
  text-align: center;
  font-weight: 500;
  -moz-appearance: textfield;
}

.quantity-input::-webkit-outer-spin-button,
.quantity-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.quantity-input:focus {
  outline: none;
  border-color: var(--accent-color);
}

.lock-btn {
  background: var(--secondary-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.lock-btn:hover {
  background: var(--hover-bg);
}

.lock-btn.locked {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

.remove-btn {
  background: var(--danger-color);
  border: none;
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.remove-btn:hover {
  background: #dc2626;
  transform: scale(1.05);
}

.ore-unrounded-display {
  grid-area: unrounded;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
  margin-top: 8px;
  font-weight: 500;
}

.slider-section {
  grid-area: slider;
  width: 100%;
  margin-top: 15px;
}

.percentage-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.range-slider {
  width: 100%;
  height: 10px;
  border-radius: 6px;
  background: var(--secondary-bg);
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.range-slider:hover {
  height: 12px;
}

.range-slider:active {
  height: 13px;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgb(0, 0, 0);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: all 0.2s ease;
}

.range-slider::-webkit-slider-thumb:hover {
  width: 26px;
  height: 26px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.range-slider::-webkit-slider-thumb:active {
  width: 28px;
  height: 28px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5);
}

.range-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgb(0, 0, 0);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: all 0.2s ease;
}

.range-slider::-moz-range-thumb:hover {
  width: 26px;
  height: 26px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.range-slider::-moz-range-thumb:active {
  width: 28px;
  height: 28px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5);
}

.range-slider::-moz-range-track {
  height: 12px;
  border-radius: 6px;
  background: var(--secondary-bg);
  border: none;
}

.total-av {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-style: dashed;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  font-size: 1.1rem;
  backdrop-filter: blur(10px);
  position: sticky;
  bottom: 20px;
  margin-top: auto;
}

.total-gain {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-style: dashed;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  font-size: 1.1rem;
  backdrop-filter: blur(10px);
  position: sticky;
  bottom: 20px;
  margin-top: auto;
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--primary-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 24px 16px 24px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.modal-header h3 {
  font-size: 1.3rem;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.close-btn:hover {
  background: var(--hover-bg);
}

.search-bar {
  padding: 20px 24px 16px 24px;
  flex-shrink: 0;
  display: flex;
  gap: 12px;
  align-items: center;
}

.search-bar input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--secondary-bg);
  color: var(--text-primary);
  font-size: 1rem;
}

.search-bar input:focus {
  outline: none;
  border-color: var(--accent-color);
}

.sort-select {
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--secondary-bg);
  color: var(--text-primary);
  font-size: 1rem;
  min-width: 180px;
}

.sort-select:focus {
  outline: none;
  border-color: var(--accent-color);
}

.sortOption {
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--secondary-bg);
  color: var(--text-secondary);
  font-size: 1rem;
  min-width: 180px;
}

.recent-ores {
  padding: 0 24px 16px 24px;
  flex-shrink: 0;
}

.recent-ores h4 {
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.recent-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.recent-ore {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
  transform: scale(1);
}

.recent-ore:hover {
  background: white;
  color: black;
  transform: scale(1.05);
  border-color: white;
}

.ore-grid-container {
  flex: 1;
  overflow-y: auto;
  padding: 10px 24px 24px 24px;
}

.ore-grid-container::-webkit-scrollbar {
  width: 8px;
}

.ore-grid-container::-webkit-scrollbar-track {
  background: var(--secondary-bg);
  border-radius: 4px;
}

.ore-grid-container::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.ore-grid-container::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

.ore-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.ore-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 10px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.ore-card:hover {
  background: var(--hover-bg);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.ore-card img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  margin-bottom: 8px;
  object-fit: cover;
}

.ore-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.ore-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.ore-card .max-quantity {
  color: var(--accent-color);
  font-weight: 600;
  font-size: 0.8rem;
}

.save-load-content {
  margin-top: 20px;
  margin-left: 20px;
}

.save-load-content label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.save-load-content input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--secondary-bg);
  color: var(--text-primary);
  max-width: 500px;
  margin-bottom: 16px;
  margin-right: 20px;
}

.save-config-btn {
  background: var(--success-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  margin-bottom: 20px;
}

.save-config-btn:hover {
  background: #059669;
  transform: translateY(-1px);
}

.config-list {
  max-height: 300px;
  overflow-y: auto;
}

.config-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-right: 20px;
}

.config-item button {
  background: var(--accent-color);
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}

.config-item button:hover {
  background: #ea580c;
}

@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .main-content {
    grid-template-columns: 1fr;
    gap: 20px;
    min-height: auto;
  }

  .header {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .header-right {
    width: 100%;
    justify-content: center;
  }

  .ore-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal-content {
    width: 95%;
  }

  .modal-header {
    padding: 16px 16px 12px 16px;
  }

  .search-bar {
    padding: 0 16px 12px 16px;
  }

  .recent-ores {
    padding: 0 16px 12px 16px;
  }

  .ore-grid-container {
    padding: 0 16px 16px 16px;
  }
}

#credits {
  color: white;
  text-align: center;
  padding: 20px;
  font-size: 1.2em;
  margin-top: 40px;
}

.credit-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 10px;
}

.credit-links a,
.credit-links span {
  display: flex;
  align-items: center;
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.credit-icon {
  width: 24px;
  height: 24px;
  margin-right: 8px;
}

#beta-warning {
  background-color: yellow;
  color: black;
  text-align: center;
  font-weight: bold;
  padding: 5px;
  font-size: 1.2em;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
 }