:root {
  --duo-bg: #F7F7F7;
  --duo-white: #FFFFFF;
  --duo-text-main: #3C3C3C;
  --duo-text-light: #777777;
  --duo-border: #E5E5E5;
  
  --duo-primary: #58CC02;
  --duo-primary-shadow: #58A700;
  
  --duo-secondary: #1CB0F6;
  --duo-secondary-shadow: #1899D6;
  
  --duo-tertiary: #FFC800;
  --duo-tertiary-shadow: #D3A600;

  --duo-purple: #CE82FF;
  --duo-purple-shadow: #A568CC;

  --duo-red: #FF4B4B;
  --duo-red-shadow: #EA2B2B;

  --duo-radius-sm: 12px;
  --duo-radius-md: 16px;
  --duo-radius-lg: 24px;
  --duo-radius-full: 9999px;
}

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

body {
  font-family: 'Nunito', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--duo-bg);
  color: var(--duo-text-main);
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 800;
  color: var(--duo-text-main);
}

.mt-4 { margin-top: 24px; }

/* Buttons */
.duo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--duo-radius-md);
  cursor: pointer;
  transition: all 0.1s ease;
  text-decoration: none;
  border: 2px solid transparent;
  user-select: none;
}

.duo-btn:active {
  transform: translateY(4px);
}

.duo-btn-primary {
  background-color: var(--duo-primary);
  color: var(--duo-white);
  border-bottom: 4px solid var(--duo-primary-shadow);
}

.duo-btn-primary:hover {
  filter: brightness(1.1);
}

.duo-btn-primary:active {
  border-bottom: 0px solid var(--duo-primary-shadow);
  margin-top: 4px;
  margin-bottom: -4px;
}

.duo-btn-ghost {
  background-color: transparent;
  color: var(--duo-text-light);
  border: 2px solid var(--duo-border);
  border-bottom: 4px solid var(--duo-border);
}

.duo-btn-ghost:hover {
  background-color: var(--duo-border);
  color: var(--duo-text-main);
}

.duo-btn-ghost:active {
  border-bottom: 0px solid var(--duo-border);
  margin-top: 4px;
  margin-bottom: -4px;
}

/* Layout */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 32px;
  background: var(--duo-white);
  border-bottom: 2px solid var(--duo-border);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 72px;
}

.brand {
  font-size: 20px;
  font-weight: 800;
  color: var(--duo-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--duo-radius-full);
  border: 2px solid var(--duo-border);
  object-fit: cover;
}

.topbar-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--duo-text-main);
}

.topbar-title {
  font-size: 12px;
  color: var(--duo-text-light);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 16px;
}

.duo-container {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
}

.duo-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  margin-top: 32px;
}

/* Box Style */
.duo-box {
  background: var(--duo-white);
  border: 2px solid var(--duo-border);
  border-radius: var(--duo-radius-lg);
  padding: 32px;
  box-shadow: 0 4px 0 var(--duo-border);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.node-content.duo-box:hover {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--duo-border);
}

/* Player Card */
.player-card {
  display: flex;
  gap: 32px;
  align-items: center;
}

.player-avatar-wrapper {
  position: relative;
}

.player-avatar {
  width: 140px;
  height: 140px;
  border-radius: var(--duo-radius-full);
  border: 4px solid var(--duo-border);
  object-fit: cover;
  background-color: var(--duo-bg);
}

.player-level {
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--duo-tertiary);
  color: var(--duo-white);
  font-weight: 800;
  padding: 4px 16px;
  border-radius: var(--duo-radius-full);
  border: 2px solid var(--duo-white);
  box-shadow: 0 2px 0 var(--duo-tertiary-shadow);
  font-size: 14px;
  white-space: nowrap;
}

.player-info {
  flex: 1;
}

.player-name {
  font-size: 32px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.player-title {
  font-size: 16px;
  background: var(--duo-purple);
  color: white;
  padding: 4px 12px;
  border-radius: var(--duo-radius-full);
  font-weight: 700;
}

.player-traits {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.trait-tag {
  font-size: 13px;
  font-weight: 800;
  color: var(--duo-text-main);
  background-color: var(--duo-tertiary);
  border: 2px solid var(--duo-tertiary-shadow);
  padding: 2px 10px;
  border-radius: var(--duo-radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.player-class {
  font-size: 18px;
  color: var(--duo-text-light);
  font-weight: 700;
  margin-bottom: 12px;
}

.player-bio {
  font-size: 15px;
  color: var(--duo-text-main);
  background: var(--duo-bg);
  padding: 16px;
  border-radius: var(--duo-radius-md);
  border: 2px solid var(--duo-border);
  margin-bottom: 20px;
}

.player-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.stat-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--duo-radius-md);
  font-weight: 700;
  font-size: 14px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.stat-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 0 rgba(0,0,0,0.1);
  filter: brightness(1.05);
}

.stat-badge:active {
  transform: translateY(2px);
  box-shadow: 0 0 0 rgba(0,0,0,0.1);
}

.duo-badge-blue { background: #E1F5FE; color: var(--duo-secondary-shadow); border-color: #B3E5FC; }
.duo-badge-green { background: #E8F5E9; color: var(--duo-primary-shadow); border-color: #C8E6C9; }
.duo-badge-yellow { background: #FFFDE7; color: var(--duo-tertiary-shadow); border-color: #FFF9C4; }
.duo-badge-purple { background: #F3E5F5; color: var(--duo-purple-shadow); border-color: #E1BEE7; }
.duo-badge-red { background: #FFEBEE; color: var(--duo-red-shadow); border-color: #FFCDD2; }

/* SVG Animation for Checkmark */
.success-checkmark {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  display: block;
}

.check-circle {
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  stroke-width: 2;
  stroke-miterlimit: 10;
  stroke: var(--duo-primary);
  fill: none;
  animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.check-path {
  transform-origin: 50% 50%;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  stroke-width: 3;
  stroke: var(--duo-primary);
  fill: none;
  animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

@keyframes stroke {
  100% {
    stroke-dashoffset: 0;
  }
}

.like-btn-active {
  color: var(--duo-red) !important;
}

.like-btn-active i {
  animation: heartbeat 0.3s ease-in-out;
}

@keyframes heartbeat {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* Section Titles */
.section-title {
  font-size: 24px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--duo-text-main);
}

.section-title i {
  color: var(--duo-tertiary);
}

/* Quest Path */
.duo-path {
  position: relative;
  padding-left: 40px;
}

.duo-path::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 4px;
  background: var(--duo-border);
  border-radius: 2px;
}

.path-node {
  position: relative;
  margin-bottom: 48px;
}

.node-icon {
  position: absolute;
  left: -40px;
  top: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  border: 4px solid var(--duo-bg);
  box-shadow: 0 4px 0 rgba(0,0,0,0.1);
  transform: translateX(-50%);
  z-index: 2;
}

.duo-bg-primary { background: var(--duo-primary); }
.duo-bg-secondary { background: var(--duo-secondary); }
.duo-bg-tertiary { background: var(--duo-tertiary); }
.duo-bg-blue { background: var(--duo-secondary); }
.duo-bg-green { background: var(--duo-primary); }
.duo-bg-yellow { background: var(--duo-tertiary); }
.duo-bg-purple { background: var(--duo-purple); }
.duo-bg-red { background: var(--duo-red); }

.node-content {
  position: relative;
}

.node-content::before {
  content: '';
  position: absolute;
  left: -14px;
  top: 36px;
  border-width: 14px 14px 14px 0;
  border-style: solid;
  border-color: transparent var(--duo-border) transparent transparent;
}

.node-content::after {
  content: '';
  position: absolute;
  left: -10px;
  top: 36px;
  border-width: 14px 14px 14px 0;
  border-style: solid;
  border-color: transparent var(--duo-white) transparent transparent;
}

.node-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--duo-border);
}

.node-header h3 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 20px;
}

.quest-time {
  font-size: 14px;
  color: var(--duo-text-light);
  font-weight: 700;
  background: var(--duo-bg);
  padding: 4px 12px;
  border-radius: var(--duo-radius-full);
}

.progress-bar {
  height: 12px;
  background: var(--duo-bg);
  border-radius: var(--duo-radius-full);
  overflow: hidden;
  border: 2px solid var(--duo-border);
}

.progress-fill {
  height: 100%;
  background: var(--duo-primary);
  border-radius: var(--duo-radius-full);
}

.quest-item {
  margin-bottom: 24px;
}

.quest-item:last-child {
  margin-bottom: 0;
}

.quest-item h4 {
  font-size: 16px;
  color: var(--duo-secondary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.quest-tasks {
  list-style: none;
}

.quest-tasks li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 8px;
  color: var(--duo-text-main);
}

.quest-tasks li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  width: 6px;
  height: 12px;
  border: solid var(--duo-border);
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
  border-radius: 1px;
}

.path-node.current .quest-tasks li::before {
  border-color: var(--duo-primary);
}

/* Perks List */
.perk-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.perk-item {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 2px solid var(--duo-border);
  border-radius: var(--duo-radius-md);
  transition: transform 0.2s ease;
  background: var(--duo-bg);
}

.perk-item:hover {
  transform: scale(1.02);
  border-color: var(--duo-primary);
}

.perk-icon-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  width: 68px;
}

.perk-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  box-shadow: 0 3px 0 rgba(0,0,0,0.1);
}

.perk-tag {
  font-size: 11px;
  font-weight: 800;
  color: var(--duo-text-main);
  background-color: var(--duo-white);
  border: 1px solid var(--duo-border);
  padding: 2px 6px;
  border-radius: 6px;
  white-space: nowrap;
  text-align: center;
}

.perk-desc {
  font-size: 14px;
  font-weight: 600;
  color: var(--duo-text-main);
  line-height: 1.5;
}

/* Inventory Grid */
.inventory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.inventory-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 8px;
  background: var(--duo-bg);
  border: 2px solid var(--duo-border);
  border-radius: var(--duo-radius-md);
  font-size: 13px;
  font-weight: 800;
  color: var(--duo-text-light);
  transition: all 0.2s;
  cursor: pointer;
}

.inventory-item i {
  font-size: 24px;
}

.inventory-item:hover {
  transform: translateY(-4px);
}

/* Rarity Styles for Inventory Items */
.item-epic {
  border-color: #E1BEE7;
  color: #8E24AA;
}
.item-epic i { color: #AB47BC; }
.item-epic:hover {
  border-color: #AB47BC;
  box-shadow: 0 4px 0 #8E24AA;
}

.item-rare {
  border-color: #B3E5FC;
  color: #0277BD;
}
.item-rare i { color: #29B6F6; }
.item-rare:hover {
  border-color: #29B6F6;
  box-shadow: 0 4px 0 #0277BD;
}

.item-common {
  border-color: #A5D6A7;
  color: #2E7D32;
  background-color: #E8F5E9;
}
.item-common i { color: #43A047; }
.item-common:hover {
  border-color: #43A047;
  color: #1B5E20;
  box-shadow: 0 4px 0 #A5D6A7;
}

/* Training Grounds */
.training-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 2px dashed var(--duo-border);
}

.training-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.training-icon {
  width: 48px;
  height: 48px;
  background: var(--duo-bg);
  border: 2px solid var(--duo-border);
  border-radius: var(--duo-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--duo-purple);
  flex-shrink: 0;
}

.training-info h4 {
  font-size: 16px;
  margin-bottom: 4px;
}

.training-info p {
  font-size: 14px;
  color: var(--duo-text-main);
  font-weight: 700;
}

.training-time {
  display: inline-block;
  font-size: 12px;
  color: var(--duo-text-light);
  background: var(--duo-border);
  padding: 2px 8px;
  border-radius: var(--duo-radius-full);
  margin-top: 8px;
  margin-bottom: 8px;
}

.training-detail {
  font-size: 13px !important;
  color: var(--duo-text-light) !important;
  font-weight: 600 !important;
}

@media (max-width: 992px) {
  .topbar {
    padding: 12px 16px;
  }
  .brand {
    font-size: 16px;
  }
  .topbar-avatar {
    width: 32px;
    height: 32px;
  }
  .topbar-name {
    font-size: 14px;
  }
  .topbar-title {
    font-size: 10px;
  }
  .nav-links {
    gap: 8px;
  }
  .duo-btn {
    padding: 8px 12px;
    font-size: 14px;
  }
  .duo-grid {
    grid-template-columns: 1fr;
  }
  .player-card {
    flex-direction: column;
    text-align: center;
  }
  .player-name {
    justify-content: center;
  }
  .player-traits {
    justify-content: center;
  }
  .player-stats {
    justify-content: center;
  }
  .duo-path::before {
    left: 14px;
  }
  .node-icon {
    left: -26px;
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  .node-content::before, .node-content::after {
    display: none;
  }
}