:root {
    /* 主色调 - 结合塔罗金色 */
    --primary-color: #DAA520;  /* 塔罗金 */
    --primary-rgb: 218, 165, 32;
    --accent-color: #9B6B9E;   /* 神秘紫 */
    --accent-rgb: 155, 107, 158;
    
    /* 背景色 - 添加渐变 */
    --surface-light: rgba(255, 255, 255, 0.95);
    --surface-dark: #000000;
    --background-base: linear-gradient(135deg, #1C1C1E, #2C2C2E);
    --background-elevated: rgba(255, 255, 255, 0.98);
    --background-sunken: rgba(248, 248, 248, 0.95);
    
    /* 文字颜色 */
    --text-primary: #1D1D1F;
    --text-secondary: #6E6E73;
    --text-accent: var(--primary-color);
    
    /* 特殊效果 */
    --mystic-glow: 0 0 20px rgba(218, 165, 32, 0.15);
    --card-gradient: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1),
        rgba(255, 255, 255, 0.05)
    );
}

/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--background-base);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.5;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url('data:image/svg+xml,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><path d="M100 0 L200 100 L100 200 L0 100z" fill="rgba(218, 165, 32, 0.03)"/></svg>');
    background-size: 24px 24px;
    pointer-events: none;
    opacity: 0.5;
}

/* 布局容器 */
.container {
    max-width: 1024px;
    margin: 0 auto;
    padding: 24px;
    display: grid;
    gap: 24px;
    grid-template-columns: 240px 1fr;
}

/* 左侧菜单 */
.floating-menu {
    position: sticky;
    top: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px;
    background: var(--card-gradient);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    box-shadow: var(--shadow-sm), var(--mystic-glow);
    border-radius: 14px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: 12px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    transition: all 0.3s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.menu-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(var(--primary-rgb), 0.1),
        transparent
    );
    transform: translateX(-100%);
    transition: transform 0.5s var(--ease-out-expo);
}

.menu-item:hover::before {
    transform: translateX(100%);
}

.menu-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.2);
    transform: translateY(-1px);
}

/* 塔罗图标样式 */
.tarot-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary-color);
}

/* 设置按钮图标 */
.settings-btn .tarot-icon::before {
    content: '⚙️';
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 16px;
}

/* 统计按钮图标 */
.stats-btn .tarot-icon::before {
    content: '📊';
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 16px;
}

/* 收藏按钮图标 */
.favorites-btn .tarot-icon::before {
    content: '⭐';
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 16px;
}

/* 按钮文字样式 */
.menu-item span {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--primary-color);
}

/* 活跃状态 */
.menu-item.active {
    background: rgba(var(--primary-rgb), 0.15);
    border-color: var(--primary-color);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .menu-item {
        background: rgba(255, 255, 255, 0.05);
    }
    
    .tarot-icon {
        background: rgba(var(--primary-rgb), 0.15);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .menu-item {
        padding: 12px;
        justify-content: center;
    }
    
    .tarot-icon {
        width: 32px;
        height: 32px;
        font-size: 18px;
    }
}

/* 添加按钮点击效果 */
.menu-item:active {
    transform: translateY(1px);
    box-shadow: 0 0 8px rgba(var(--primary-rgb), 0.1);
}

/* 主内容区域 */
.main-content {
    flex: 1;
}

.book-card {
    background: var(--surface-light);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    box-shadow: var(--shadow-md), var(--mystic-glow);
    border-radius: 20px;
    overflow: hidden;
}

/* 输入区域优化 */
.input-group {
    display: flex;
    gap: 12px;
    margin: 24px 0;
}

.input-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--card-gradient);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 10px;
    padding: 4px;
    transition: all 0.2s var(--ease-out-expo);
}

#numberInput {
    flex: 1;
    padding: 12px 16px;
    border: none;
    background: transparent;
    font-size: 17px;
    color: var(--text-primary);
    outline: none;
}

.input-wrapper:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.1);
}

/* 按钮样式优化 */
.primary-button {
    background: linear-gradient(135deg, var(--primary-color), #B8860B);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    box-shadow: var(--mystic-glow);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s var(--ease-out-expo);
}

.primary-button:hover {
    background: linear-gradient(135deg, #B8860B, var(--primary-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.2);
}

.secondary-button {
    background: var(--card-gradient);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    color: var(--primary-color);
    border: none;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s var(--ease-out-expo);
}

.secondary-button:hover {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary-color);
}

/* 移除答案卡片相关样式 */
.answer-box,
.answer-number,
.answer-text {
    display: none;
}

/* 优化主卡片布局 */
.book-content {
    padding: 24px;
}

.question-section {
    margin-bottom: 24px;
}

/* 确保其他内容正常显示 */
.explanation-box {
    margin-top: 24px;
}

/* 解释网格 */
.explanation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.explanation-item {
    background: var(--card-gradient);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.explanation-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--mystic-glow);
}

.explanation-item h4 {
    color: var(--primary-color);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.explanation-item p {
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 15px;
}

/* 装饰元素 */
.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(var(--primary-rgb), 0.2),
        transparent
    );
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    :root {
        --surface-light: rgba(28, 28, 30, 0.95);
        --background-base: linear-gradient(135deg, #000000, #1C1C1E);
        --background-elevated: rgba(28, 28, 30, 0.98);
        --background-sunken: rgba(44, 44, 46, 0.95);
        --text-primary: #FFFFFF;
        --text-secondary: #98989D;
    }

    .book-card {
        box-shadow: var(--shadow-md), 
                   0 0 30px rgba(var(--primary-rgb), 0.1);
    }

    .explanation-item {
        background: rgba(255, 255, 255, 0.03);
    }
}

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

.explanation-item {
    animation: fadeIn 0.5s ease-out forwards;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    
    .floating-menu {
        position: static;
        flex-direction: row;
        justify-content: space-around;
        padding: 12px;
    }
    
    .menu-item span {
        display: none;
    }
}

/* 答案显示区域 */
.answer-display {
    background: rgba(20, 20, 20, 0.95);
    border-radius: 12px;
    padding: 20px 28px;
    margin: 24px 0;
    min-height: 80px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
}

.answer-number {
    color: var(--primary-color);
    font-size: 20px;
    font-weight: 500;
    opacity: 0.9;
}

.answer-content {
    color: #FFFFFF;
    font-size: 22px;
    font-weight: 500;
    letter-spacing: 1px;
}

/* 确保答案文本容器样式正确 */
.answer-text {
    width: 100%;
    animation: fadeIn 0.3s ease-out forwards;
}

/* 优化渐入动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .answer-display {
        background: rgba(20, 20, 20, 0.9);
        border-color: rgba(var(--primary-rgb), 0.4);
    }
    
    .answer-text {
        color: var(--primary-color);
        text-shadow: 0 0 15px rgba(var(--primary-rgb), 0.3);
    }
}

/* 数字控制按钮样式 */
.number-controls {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-left: -1px;
}

.control-button {
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    color: var(--primary-color);
    width: 24px;
    height: 20px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    line-height: 1;
}

/* 上按钮样式 */
.control-button:first-child {
    border-top-right-radius: 6px;
    border-bottom: none;
}

/* 下按钮样式 */
.control-button:last-child {
    border-bottom-right-radius: 6px;
}

/* 按钮悬浮效果 */
.control-button:hover {
    background: rgba(var(--primary-rgb), 0.2);
    color: var(--primary-color);
}

/* 按钮点击效果 */
.control-button:active {
    background: rgba(var(--primary-rgb), 0.3);
    transform: translateY(1px);
}

/* 输入框组样式优化 */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: stretch;
    background: rgba(28, 25, 23, 0.8);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 8px;
    overflow: hidden;
}

#numberInput {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-size: 16px;
    padding: 8px 12px;
    width: 80px;
    text-align: center;
    outline: none;
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .control-button {
        background: rgba(var(--primary-rgb), 0.15);
        border-color: rgba(var(--primary-rgb), 0.3);
    }
    
    .control-button:hover {
        background: rgba(var(--primary-rgb), 0.25);
    }
    
    .input-wrapper {
        background: rgba(20, 20, 20, 0.9);
    }
}

/* 重新开始按钮样式 */
.restart-btn {
    background: rgba(28, 25, 23, 0.8);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 8px;
    color: var(--primary-color);
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

/* 按钮图标样式 */
.restart-btn i {
    font-size: 14px;
    opacity: 0.9;
}

/* 悬浮效果 */
.restart-btn:hover {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* 点击效果 */
.restart-btn:active {
    transform: translateY(1px);
    background: rgba(var(--primary-rgb), 0.15);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .restart-btn {
        background: rgba(20, 20, 20, 0.9);
        border-color: rgba(var(--primary-rgb), 0.3);
    }
    
    .restart-btn:hover {
        background: rgba(var(--primary-rgb), 0.15);
    }
}

/* 快速操作按钮容器 */
.quick-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

/* 统一的按钮基础样式 */
.quick-actions button {
    flex: 1;
    background: rgba(28, 25, 23, 0.8);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 8px;
    color: var(--primary-color);
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

/* 按钮图标样式 */
.quick-actions button i {
    font-size: 14px;
    opacity: 0.9;
}

/* 统一的悬浮效果 */
.quick-actions button:hover {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* 统一的点击效果 */
.quick-actions button:active {
    transform: translateY(1px);
    background: rgba(var(--primary-rgb), 0.15);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .quick-actions button {
        background: rgba(20, 20, 20, 0.9);
        border-color: rgba(var(--primary-rgb), 0.3);
    }
    
    .quick-actions button:hover {
        background: rgba(var(--primary-rgb), 0.15);
    }
}

/* 添加模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: rgba(28, 25, 23, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 12px;
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    width: 90%;
    max-width: 500px;
    padding: 24px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h3 {
    color: var(--primary-color);
    font-size: 20px;
    margin: 0;
}

.close-button {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
}

.modal-body {
    color: #FFFFFF;
    font-size: 16px;
    line-height: 1.5;
}

/* 标题区域样式优化 */
.header {
    padding: 24px;
    text-align: center;
    position: relative;
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.1);
}

.header h1 {
    color: var(--primary-color);
    font-size: 32px;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-shadow: 0 0 20px rgba(var(--primary-rgb), 0.3);
}

.header h1 i {
    font-size: 28px;
    opacity: 0.9;
}

.subtitle {
    color: rgba(var(--primary-rgb), 0.8);
    font-size: 16px;
    margin: 8px 0 16px;
    letter-spacing: 1px;
}

/* 进度条样式优化 */
.progress-bar {
    background: rgba(var(--primary-rgb), 0.1);
    height: 4px;
    border-radius: 2px;
    position: relative;
    margin: 16px auto;
    max-width: 200px;
    overflow: hidden;
}

.progress {
    background: linear-gradient(
        90deg,
        var(--primary-color),
        rgba(var(--primary-rgb), 0.6)
    );
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
}

.progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: shimmer 2s infinite;
}

.progress-text {
    color: var(--primary-color);
    font-size: 14px;
    margin-top: 8px;
    display: block;
    text-align: center;
    opacity: 0.9;
}

/* 问题提示区域优化 */
.question-prompt {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(var(--primary-rgb), 0.05);
    border-radius: 10px;
    border: 1px solid rgba(var(--primary-rgb), 0.1);
}

.question-prompt i {
    color: var(--primary-color);
    font-size: 20px;
    opacity: 0.9;
}

.question-prompt p {
    color: var(--primary-color);
    margin: 0;
    font-size: 16px;
    letter-spacing: 0.5px;
}

/* 添加闪光动画 */
@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}