/* Minecraft Bartering Chart Tool Styles */
/* 基于color-codes工具的统一风格设计 */

/* 继承全局Minecraft主题变量，与color-codes工具保持一致 */
/* 全局变量定义在主样式文件中：
   --minecraft-green: #44bd32;
   --minecraft-dark: #1D1C1A;
   --minecraft-gray: #666666;
   --minecraft-accent: #FF8C00;
   --minecraft-secondary: #3B8526;
   --minecraft-bg: #121212;
   --minecraft-panel: #1D1C1A;
   --minecraft-dirt: #8B4513;
   --minecraft-stone: #7D7D7D;
*/

/* 工具特定变量 */
:root {
    /* 稀有度配色 */
    --rarity-legendary: #ff6b35;
    --rarity-epic: #a855f7;
    --rarity-rare: #3b82f6;
    --rarity-uncommon: #10b981;
    --rarity-common: #6b7280;
}

/* 重置和基础样式 */
* {
    box-sizing: border-box;
}

/* 继承主站body样式，确保字体一致 */
body {
    font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    line-height: 1.6;
    color: #E0E0E0;
}

/* 主容器样式 - 参考color-codes工具设计 */
.content-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.tool-container {
    position: relative;
    background: var(--minecraft-panel);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.3);
    border: 2px solid var(--minecraft-secondary);
    z-index: 1;
    border-radius: 2px;
    overflow: hidden;
}

/* 参考color-codes的纹理背景 */
.tool-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAYAAABytg0kAAAAEklEQVQImWNgYGD4z8DAwMAAADgDAKdD8tMAAAAASUVORK5CYII=');
    background-size: 2px 2px;
    opacity: 0.05;
    z-index: -1;
}

/* 装饰元素 - 参考color-codes工具设计 */
.grass-block-decoration {
    position: absolute;
    top: 20px;
    left: -20px;
    width: 80px;
    height: 80px;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAACXBIWXMAAAsTAAALEwEAmpwYAAAA7klEQVRYhe2XMQ7CMAxFXzN0YekROAE34QQMnIuJiYGJgYmJlSNwBA7AAVjKgFo1VdM4aZGKJUt/cPLlO3acCPwTCnAFHsAZGAKhxvlb4r9KAAfDHKAHzIE18AC2wBiIFP4VMAdK4A7MgF7dgnGvp2QsExjV+KcGO7XBNW8JXNJkAuwa5qwU/0yYQA6cFH8T0uCo+JtQvucmToWCEeBXwSiQyVwmqlEQ41bB1fX8Vi2ZMQp6zv2XgnwPHQWZo6DG5Ypw9/xKyecK9kmDRiiZr9LEDzKRKbiSuVsXvO1kpKyC02ve+gqWoODzf+CvPAFUVvdRnE1w7QAAAABJRU5ErkJggg==');
    background-size: cover;
    transform: rotate(-15deg);
    opacity: 0.8;
    z-index: 0;
    image-rendering: pixelated;
    display: none; /* 在大屏幕上才显示 */
}

.gold-block-decoration {
    position: absolute;
    bottom: 30px;
    right: -15px;
    width: 70px;
    height: 70px;
    background-color: var(--minecraft-accent); /* 使用主站的金色 */
    transform: rotate(10deg);
    opacity: 0.8;
    z-index: 0;
    image-rendering: pixelated;
    display: none; /* 在大屏幕上才显示 */
}

/* 标题样式 - 参考color-codes工具设计 */
.minecraft-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: bold;
    color: var(--minecraft-green);
    text-align: center;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
    text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.5);
}

h1 {
    color: var(--minecraft-green);
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    text-align: center;
    margin-bottom: 1rem;
}

h2, h3, h4, h5, h6 {
    color: var(--minecraft-green);
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
}

.subtitle {
    color: #666666; /* 匹配color-codes工具的subtitle颜色 */
    font-size: 1.1rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.5;
}

/* 交易计算器样式 - 参考color-codes工具设计 */
.trading-calculator {
    position: relative;
    background: var(--minecraft-panel);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.3);
    border: 2px solid var(--minecraft-secondary);
    z-index: 1;
    border-radius: 2px;
}

.trading-calculator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAYAAABytg0kAAAAEklEQVQImWNgYGD4z8DAwMAAADgDAKdD8tMAAAAASUVORK5CYII=');
    background-size: 2px 2px;
    opacity: 0.05;
    z-index: -1;
}

.trading-calculator h2 {
    color: var(--minecraft-green);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--minecraft-secondary);
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    font-size: 1.5rem;
}

.calculator-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-weight: bold;
    color: #E0E0E0;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.input-group input,
.input-group select {
    padding: 0.75rem;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--minecraft-secondary);
    color: white;
    font-family: 'Noto Sans Mono', monospace;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--minecraft-green);
    box-shadow: 0 0 0 2px rgba(68, 189, 50, 0.2);
}

.minecraft-btn {
    background-color: var(--minecraft-green);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    font-family: 'Noto Sans', sans-serif;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.3);
}

.minecraft-btn:hover {
    background-color: var(--minecraft-secondary);
    transform: translateY(-2px);
    box-shadow: 0 6px 0 rgba(0, 0, 0, 0.3);
}

.minecraft-btn:active {
    transform: translateY(2px);
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.3);
}

/* 计算结果样式 - 参考color-codes工具设计 */
.calculation-output {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: rgba(59, 133, 38, 0.1);
    border-left: 4px solid var(--minecraft-green);
    border-radius: 2px;
}

.calculation-output h3 {
    color: var(--minecraft-green);
    margin-bottom: 1rem;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    font-size: 1.3rem;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.result-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease;
}

.result-card:hover {
    transform: translateY(-2px);
}

.result-icon {
    font-size: 1.5rem;
    width: 40px;
    text-align: center;
}

.result-info h4 {
    margin: 0 0 4px 0;
    font-size: 0.9rem;
    color: #AAAAAA;
    font-weight: 500;
}

.result-value {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--minecraft-accent);
}

.trading-advice {
    background: linear-gradient(90deg, rgba(255, 170, 0, 0.1), rgba(255, 170, 0, 0.05));
    border-radius: 8px;
    padding: 16px;
    border-left: 4px solid var(--minecraft-accent);
    color: #AAAAAA;
    line-height: 1.6;
}

/* 物品数据库样式 - 参考color-codes工具设计 */
.bartering-database {
    background: var(--minecraft-panel);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.3);
    border: 2px solid var(--minecraft-secondary);
    position: relative;
    z-index: 1;
    border-radius: 2px;
}

.bartering-database::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAYAAABytg0kAAAAEklEQVQImWNgYGD4z8DAwMAAADgDAKdD8tMAAAAASUVORK5CYII=');
    background-size: 2px 2px;
    opacity: 0.05;
    z-index: -1;
}

.bartering-database h2 {
    color: var(--minecraft-green);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--minecraft-secondary);
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    font-size: 1.5rem;
}

.database-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.filter-controls,
.sort-controls {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.database-controls select {
    padding: 0.5rem;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--minecraft-secondary);
    color: white;
    font-family: 'Noto Sans', sans-serif;
    border-radius: 2px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.database-controls select:focus {
    outline: none;
    border-color: var(--minecraft-green);
    box-shadow: 0 0 0 2px rgba(68, 189, 50, 0.2);
}

/* 物品网格布局 - 参考color-codes工具设计 */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1rem;
    position: relative;
    z-index: 2;
}

.item-card {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--minecraft-secondary);
    padding: 1rem;
    border-radius: 2px;
    min-height: 60px;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA7klEQVQ4y5WSPw4BURDGf28RnZWoXEDhBDo3UNFoFBSi0GkUWoXCCRQKrULjBK6gUAhfMpvZfX95yUt2Z+Z935/ZNdyd/6i+HJiZmdlURI5FLxSRjZktXsHMbAQcgWbRywM7YOCcu/8AmNkAOAFN4ApcgKFz7pQCmFkfOAMt4A7MnXPbDGA/ZVUVuAFj59wuBohsq8AZGDnnDjFAZFsFTsDQOXeMAaLYVoAzMHDOHWOAyLYKnIGec+4UA0S2VeAE9Jxz5xggGlsVOAJd59wlBohiq9g3b6fYZgBR2Srw/JxLLJsBRGWbA/xJL3LWdVl0AAAAAElFTkSuQmCC');
    background-size: 100px 100px;
    opacity: 0.05;
    pointer-events: none;
    z-index: 0;
}

.item-card:hover {
    border-color: var(--minecraft-green);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
}

/* 稀有度边框样式 */
.item-card.rarity-legendary {
    border-color: var(--rarity-legendary);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(255, 107, 53, 0.1));
}

.item-card.rarity-epic {
    border-color: var(--rarity-epic);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(168, 85, 247, 0.1));
}

.item-card.rarity-rare {
    border-color: var(--rarity-rare);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(59, 130, 246, 0.1));
}

.item-card.rarity-uncommon {
    border-color: var(--rarity-uncommon);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(16, 185, 129, 0.1));
}

.item-card.rarity-common {
    border-color: var(--rarity-common);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(107, 114, 128, 0.1));
}

/* 物品卡片内容 */
.item-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.item-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.item-icon img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    image-rendering: pixelated;
    /* 保持Minecraft像素风格 */
    -ms-interpolation-mode: nearest-neighbor;
}

.item-title h3 {
    margin: 0 0 6px 0;
    font-size: 1.2rem;
    color: #E0E0E0;
    font-weight: 600;
}

.rarity-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.rarity-badge.rarity-legendary {
    background-color: rgba(255, 107, 53, 0.2);
    color: var(--rarity-legendary);
    border: 1px solid var(--rarity-legendary);
}

.rarity-badge.rarity-epic {
    background-color: rgba(168, 85, 247, 0.2);
    color: var(--rarity-epic);
    border: 1px solid var(--rarity-epic);
}

.rarity-badge.rarity-rare {
    background-color: rgba(59, 130, 246, 0.2);
    color: var(--rarity-rare);
    border: 1px solid var(--rarity-rare);
}

.rarity-badge.rarity-uncommon {
    background-color: rgba(16, 185, 129, 0.2);
    color: var(--rarity-uncommon);
    border: 1px solid var(--rarity-uncommon);
}

.rarity-badge.rarity-common {
    background-color: rgba(107, 114, 128, 0.2);
    color: var(--rarity-common);
    border: 1px solid var(--rarity-common);
}

.item-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}

.stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-label {
    font-size: 0.85rem;
    color: #888888;
    font-weight: 500;
}

.stat-value {
    font-size: 0.9rem;
    color: #E0E0E0;
    font-weight: 600;
}

.item-description {
    margin-bottom: 16px;
}

.item-description p {
    margin: 0;
    color: #AAAAAA;
    font-size: 0.9rem;
    line-height: 1.5;
}

.item-uses {
    margin-bottom: 16px;
}

.item-uses h4 {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    color: var(--minecraft-accent);
    font-weight: 600;
}

.item-uses p {
    margin: 0;
    color: #AAAAAA;
    font-size: 0.85rem;
    line-height: 1.4;
}

.item-renewable {
    display: flex;
    justify-content: center;
}

.renewable-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.renewable-badge.renewable {
    background-color: rgba(16, 185, 129, 0.2);
    color: var(--rarity-uncommon);
    border: 1px solid var(--rarity-uncommon);
}

.renewable-badge.non-renewable {
    background-color: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid #ef4444;
}

/* 策略指南样式 */
.trading-strategies {
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.trading-strategies h2 {
    color: var(--minecraft-accent);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

.strategies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.strategy-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.strategy-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
    border-color: var(--minecraft-accent);
}

.strategy-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 16px;
}

.strategy-card h3 {
    margin: 0 0 12px 0;
    color: #E0E0E0;
    font-size: 1.2rem;
    font-weight: 600;
}

.strategy-card p {
    margin: 0 0 16px 0;
    color: #AAAAAA;
    line-height: 1.5;
    font-size: 0.95rem;
}

.recommended-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.item-tag {
    background: rgba(255, 170, 0, 0.2);
    color: var(--accent-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(255, 170, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 6px;
}

.item-tag img {
    width: 16px;
    height: 16px;
    object-fit: contain;
    image-rendering: pixelated;
    -ms-interpolation-mode: nearest-neighbor;
    flex-shrink: 0;
}

/* 游戏机制指南样式 */
.game-mechanics {
    position: relative;
    z-index: 1;
}

.game-mechanics h2 {
    color: var(--minecraft-accent);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

.mechanics-sections {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mechanics-section {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.mechanics-section h3 {
    margin: 0 0 16px 0;
    color: #E0E0E0;
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mechanics-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.requirement-box {
    padding: 16px;
    border-radius: 8px;
    border-left: 4px solid;
}

.requirement-box.success {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: var(--rarity-uncommon);
}

.requirement-box.warning {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: #ef4444;
}

.requirement-box h4 {
    margin: 0 0 12px 0;
    font-size: 1rem;
    font-weight: 600;
}

.requirement-box.success h4 {
    color: var(--rarity-uncommon);
}

.requirement-box.warning h4 {
    color: #ef4444;
}

.requirement-box ul {
    margin: 0;
    padding-left: 20px;
    color: #AAAAAA;
}

.requirement-box li {
    margin-bottom: 4px;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 时间信息样式 */
.timing-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.timing-card {
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    border: 2px solid var(--minecraft-secondary);
}

.timing-card h4 {
    margin: 0 0 12px 0;
    color: var(--minecraft-accent);
    font-size: 1.1rem;
}

.timing-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.timing-value {
    font-weight: bold;
    color: #E0E0E0;
    font-size: 1.1rem;
}

.timing-label {
    color: #888888;
    font-size: 0.9rem;
}

/* 小贴士网格 */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.tip-card {
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    padding: 16px;
    border-left: 4px solid var(--minecraft-accent);
    transition: transform 0.2s ease;
}

.tip-card:hover {
    transform: translateY(-2px);
}

.tip-icon {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.tip-card h4 {
    margin: 0 0 8px 0;
    color: #E0E0E0;
    font-size: 1rem;
    font-weight: 600;
}

.tip-card p {
    margin: 0;
    color: #AAAAAA;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 大屏幕媒体查询 - 显示装饰元素 */
@media (min-width: 1200px) {
    .grass-block-decoration,
    .gold-block-decoration {
        display: block !important;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .content-section {
        padding: 10px;
    }
    
    .tool-container {
        padding: 20px;
    }
    
    .calculator-inputs {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .database-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-controls,
    .sort-controls {
        flex-wrap: wrap;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
    
    .strategies-grid {
        grid-template-columns: 1fr;
    }
    
    .mechanics-content {
        grid-template-columns: 1fr;
    }
    
    .timing-info {
        grid-template-columns: 1fr;
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .minecraft-title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .trading-calculator,
    .mechanics-section {
        padding: 16px;
    }
    
    .item-card {
        padding: 16px;
    }
    
    .strategy-card {
        padding: 16px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.item-card {
    animation: fadeInUp var(--transition-normal) ease-out;
}

.strategy-card {
    animation: fadeInUp var(--transition-normal) ease-out;
}

/* 滤镜动画 */
.item-card.filtered-out {
    opacity: 0.3;
    transform: scale(0.95);
    pointer-events: none;
}

.item-card.filtered-in {
    opacity: 1;
    transform: scale(1);
    pointer-events: all;
}

/* 加载状态 */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* 成功状态 */
.success-highlight {
    border-color: var(--rarity-uncommon) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

/* 错误状态 */
.error-highlight {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}