:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --background: #f5f6fa;
    --text: #2c3e50;
}

body {
    font-family: 'Segoe UI', sans-serif;
    background: var(--background);
    color: var(--text);
}

/* 登录页面 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    background: white;
    padding: 1rem;
    border-radius: 30px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    width: 60%;
}

/* 仪表盘 */
.dashboard-container {
    max-width: 100vh;
    margin: 2rem auto;
    padding: 2rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.form-row {
    /*display: grid;*/
    display: block;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 22px;
}

.form-group input,
.form-group select {
    width: 70%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1.2rem;
}

.btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    background: var(--secondary);
    color: white;
}

.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
}

.alert.success {
    background: #d4edda;
    color: #155724;
}

.alert.error {
    background: #f8d7da;
    color: #721c24;
}

.hint {
    color: red;
}
/* 增强移动端适配 */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 0.5rem;
        
    }

    .form-row {
        
        grid-template-columns: 1fr;
        gap: 0.8rem;
        
    }

    .form-group input,
    .form-group select {
        font-size: 16px; /* 增大移动端字号 */
        padding: 12px;
        width: 90%;
        box-sizing: border-box;
    }

    .btn {
        width: 100%;
        padding: 12px;
        font-size: 16px;
    }

    .login-box {
        width: 100%;
        margin: 10px;
        box-shadow: none;
        border-radius: 0;
    }

    .dashboard-header h1 {
        font-size: 1.5rem;
    }

    /* 表单元素垂直布局 */
    .form-group.full-width {
        grid-column: 1 / -1;
    }

    /* 银行选择优化 */
    select[name="bank_name"] {
        appearance: none;
        background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23666"><path d="M7 10l5 5 5-5z"/></svg>') no-repeat right 12px center/16px;
    }
}