/* * Future Blockchain Space - 优化版完整样式表 
 * 风格：Web3 科技感 / 淡灰毛玻璃 / 胶囊按钮
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap');

:root {
    --primary: linear-gradient(135deg, #a855f7 0%, #3b82f6 100%);
    /* 默认白天模式变量 */
    --bg-main: #ffffff;           /* 纯白 */
    --text-main: #1e293b;        /* 深色字 */
    --glass-bg: rgba(255, 255, 255, 0.8); 
    --glass-border: rgba(0, 0, 0, 0.1);
}

/* 核心：检测系统黑夜模式 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-main: #000000;       /* 纯黑 */
        --text-main: #f1f5f9;    /* 浅色字 */
        --glass-bg: rgba(30, 41, 59, 0.7); /* 深色半透明背景 */
        --glass-border: rgba(255, 255, 255, 0.1);
    }
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    transition: background-color 0.3s ease, color 0.3s ease; /* 让切换时有个平滑过渡 */
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* --- 1. 容器组件 (毛玻璃圆角矩形) --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-radius: 2rem; /* 统一圆角矩形 */
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

/* --- 2. 胶囊形状按钮 (Action Buttons) --- */
.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    background: var(--primary);
    border-radius: 999px; /* 强制胶囊形状 */
    border: none;
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.2);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
}

.action-btn:active {
    transform: scale(0.95);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.2);
}

.action-btn span {
    color: white;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* 隐藏图标盒子，保持纯文字胶囊感 */
.action-btn .icon-box {
    display: none !important;
}

/* --- 3. 弹窗系统 (Modal) --- */
#modalOverlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background-color: rgba(0, 0, 0, 0.2); /* 浅色遮罩 */
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-box {
    background: var(--glass-bg);
    backdrop-filter: blur(25px);
    width: 100%;
    max-width: 420px;
    border-radius: 2.5rem;
    border: 1px solid var(--glass-border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

/* 核心：解决弹窗大图片问题 */
.modal-box img {
    max-width: 32px; /* 强制限制 Logo 尺寸 */
    max-height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

/* 弹窗内的选择行（让 Logo 和文字水平对齐） */
.modal-selection-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.5);
    padding: 0.8rem 1.2rem;
    border-radius: 1.2rem;
    margin: 1rem 0;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

@keyframes modalSlideIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* --- 4. 资产列表排版 --- */
#tokenRows > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    transition: background 0.2s;
}

#tokenRows > div:active {
    background-color: rgba(255, 255, 255, 0.4);
}

.token-logo {
    width: 40px;
    height: 40px;
    margin-right: 12px;
}

/* --- 5. 辅助类 --- */
.grid-cols-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hidden { display: none !important; }

/* 响应式：针对手机端优化 */
@media (max-width: 640px) {
    .action-btn {
        padding: 8px 12px;
    }
    .action-btn span {
        font-size: 12px;
    }
}

/* 导航激活状态 */
.nav-item.active i {
    transform: translateY(-2px);
    filter: drop-shadow(0 4px 6px rgba(59, 130, 246, 0.3));
}

.nav-item {
    flex: 1;
    color: #94a3b8; /* 默认灰色 */
}

/* 确保移动端点击没有蓝色高亮框 */
* {
    -webkit-tap-highlight-color: transparent;
}

/* 页面切换淡入效果 */
.page-view:not(.hidden) {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}


/* 自定义列表滚动条，增加 App 质感 */
.custom-scrollbar::-webkit-scrollbar {
    width: 4px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #e2e8f0;
    border-radius: 10px;
}

/* 列表条目的统一样式（如果 app.js 生成动态 HTML，请确保包含这些类） */
.list-item {
    background: rgba(255, 255, 255, 0.6);
    padding: 12px 16px;
    border-radius: 16px;
    border: 1px solid rgba(241, 245, 249, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}